1 2016-12-01 Matthias Klose <doko@ubuntu.com>
3 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
5 2016-12-01 Richard Biener <rguenther@suse.de>
7 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
8 treat arrays with same type as objects that cannot overlap.
10 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
12 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
13 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
14 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
16 2016-12-01 Jakub Jelinek <jakub@redhat.com>
19 * dwarf2out.c (loc_descr_plus_const): For negative offset use
20 uint_loc_descriptor instead of int_loc_descriptor and perform negation
21 in unsigned HOST_WIDE_INT type.
22 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
25 * config/rs6000/rs6000.c (rs6000_frame_related): Call
26 set_used_flags (pat) before any simplifications. Clear used flag on
27 PARALLEL copy. Don't guard add_reg_note call. Call
28 copy_rtx_if_shared on pat before storing it into
29 REG_FRAME_RELATED_EXPR.
31 2016-12-01 Alan Modra <amodra@gmail.com>
33 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
34 look inside UNSPEC_VSX_XXSPLTW vec.
36 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
38 PR rtl-optimization/78607
39 * combine.c (try_combine): Emit a barrier after a unconditional trap.
41 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
44 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
45 element is not a constant or in a register, force it to a
49 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
50 that will be set to a vector element to be in a register.
51 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
52 the wrong multiplier to convert the element number to a byte
55 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
57 PR tree-optimization/77856
58 * lra-constraints.c (inherit_in_ebb): Check original regno for
59 invalid invariant regs too. Set only clobbered hard regs for the
60 invalid invariant regs.
62 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
64 Commit files forgotten in r242966.
66 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
67 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
68 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
69 prefix check to find wrap-around value, instead use MCU flash size.
70 For 8k flash devices, update link_pmem_wrap spec string to
71 add --pmem-wrap-around=8k.
72 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
74 (LINK_SPEC): ...to here.
76 2016-11-30 David Malcolm <dmalcolm@redhat.com>
79 * selftest.c (selftest::assert_strndup_eq): New function.
80 (selftest::test_strndup): New function.
81 (selftest::test_libiberty): New function.
82 (selftest::selftest_c_tests): Call test_libiberty.
84 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
86 PR rtl-optimization/78610
87 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
90 2016-11-30 Bin Cheng <bin.cheng@arm.com>
92 PR tree-optimization/78574
93 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
94 header PHI that doesn't define biv.
96 2016-11-30 Jakub Jelinek <jakub@redhat.com>
98 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
101 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
102 sharing the SUBREG rtx between move and following insn.
104 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
105 for REG_EQUIV argument.
107 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
109 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
111 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
114 * real.c (real_hash): Add cast to avoid left
115 shifting of negative values.
117 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
120 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
121 from a subreg in operands[1] and don't call REGNO on a non-reg
122 expression when deciding to force operands[2] into a reg.
124 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
125 Andrew Burgess <andrew.burgess@embecosm.com>
127 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
128 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
129 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
130 * config/arc/arc700.md: Add define_bypass for store/load.
132 2016-11-30 Martin Liska <mliska@suse.cz>
134 * cgraph.c (symbol_table::initialize): Initialize
135 ipa_clones_dump_file.
136 (cgraph_node::remove): Report to ipa_clones_dump_file.
137 * cgraph.h: Add new argument (suffix) to cloning methods.
138 * cgraphclones.c (dump_callgraph_transformation): New function.
139 (cgraph_node::create_clone): New argument.
140 (cgraph_node::create_virtual_clone): Likewise.
141 (cgraph_node::create_version_clone): Likewise.
142 * dumpfile.c: Add .ipa-clones dump file.
143 * dumpfile.h (enum tree_dump_index): Add TDI_clones
144 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
145 to dump_callgraph_transformation.
147 2016-11-30 Martin Liska <mliska@suse.cz>
150 * asan.c (asan_expand_mark_ifn): Properly
151 select a VAR_DECL from FRAME.* component reference.
153 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
155 PR rtl-optimization/78583
156 * simplify-rtx.c (simplify_truncation): Add check missing from the
159 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
161 PR rtl-optimization/78590
162 * combine.c (change_zero_ext): Transform zero_extend of subregs only
163 if the subreg_reg is a scalar integer mode.
165 2016-11-30 Jakub Jelinek <jakub@redhat.com>
167 PR tree-optimization/78586
168 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
169 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
170 Don't build_int_cst min/max twice. Formatting fix.
172 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
174 PR rtl-optimization/78588
175 * combine.c (if_then_else_cond): Also guard against BLKmode.
176 * rtlanal.c (num_sign_bit_copies1): Add assert.
178 2016-11-29 Jeff Law <law@redhat.com>
180 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
183 * lra-constraints.c (check_and_process_move): Constrain the
184 range of DCLASS and SCLASS to avoid false positive out of bounds
187 2016-11-29 David Malcolm <dmalcolm@redhat.com>
189 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
191 2016-11-29 David Malcolm <dmalcolm@redhat.com>
193 PR preprocessor/78569
194 * input.c (get_substring_ranges_for_loc): Fail gracefully if
195 line directives were present.
197 2016-11-30 Matthias Klose <doko@ubuntu.com>
199 * doc/install.texi: Document configure options --enable-objc-gc
200 and --with-target-bdw-gc.
202 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
205 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
206 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
207 residing in traditional altivec registers can be stored
210 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
213 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
214 overhead loop start between a call and its CALL_ARG_LOCATION
217 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
219 * config/bfin/linux.h (CPP_SPEC): Define.
221 2016-11-29 Martin Sebor <msebor@redhat.com>
223 PR tree-optimization/78512
224 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
225 * config/rs6000/linux.h: Same.
226 * config/rs6000/linux64.h: Same.
227 * config/sol2.h: Same.
228 * config/sol2.c (solaris_printf_pointer_format): Remove.
229 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
230 * doc/tm.texi: Regenerate.
231 * gimple-ssa-sprintf.c (format_pointer): Rempove.
232 (pass_sprintf_length::compute_format_length): Return bool.
233 (pass_sprintf_length::handle_gimple_call): Adjust.
234 * target.def (printf_pointer_format): Remove.
235 * targhooks.c (default_printf_pointer_format): Remove.
236 (linux_printf_pointer_format): Same.
237 * targhooks.h (default_printf_pointer_format): Remove.
238 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
240 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
242 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
244 (SWI1248_AVX512BWDQ): Ditto.
245 (SWI1248_AVX512BW): Ditto.
246 (k<any_logic:code><mode>): Ditto.
247 (kandn<mode>): Ditto.
248 (kxnor<mode>): Ditto.
250 (*k<any_lshift:code><mode>): Ditto.
251 (kortestzhi, kortestchi): Ditto.
252 (kunpckhi, kunpcksi, kunpckdi): Ditto.
254 2016-11-29 Andrew Pinski <apinski@cavium.com>
256 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
259 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
262 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
263 to stack before call mcount.
264 (tilegx_can_use_return_insn_p): Clean up code.
266 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
268 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
270 2016-11-29 David Malcolm <dmalcolm@redhat.com>
276 * spellcheck.c (selftest::test_find_closest_string): Verify that
277 we don't offer the goal string as a suggestion.
278 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
279 offer the goal string as a suggestion.
282 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
284 * config/arc/arc.c (arc_override_options): Avoid selection of
285 compact casesi for ARCv2.
287 2016-11-29 Richard Biener <rguenther@suse.de>
289 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
290 PHIs after a regular stmt.
291 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
294 2016-11-29 Martin Liska <mliska@suse.cz>
296 PR gcov-profile/78582
297 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
298 to prevent PHI argument clash.
300 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
302 * config/arc/arc.opt (marclinux): Fix typo.
303 (marclinux_prof): Likewise.
305 2016-11-29 Jiong Wang <jiong.wang@arm.com>
307 * target.def (stack_protect_runtime_enabled_p): New.
308 * function.c (expand_function_end): Guard stack_protect_epilogue with
309 targetm.stack_protect_runtime_enabled_p.
310 * cfgexpand.c (pass_expand::execute): Likewise.
311 * calls.c (expand_call): Likewise.
312 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
313 * doc/tm.texi: Regenerate.
315 2016-11-29 Richard Biener <rguenther@suse.de>
318 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
320 2016-11-29 Janus Weil <janus@gcc.gnu.org>
322 * doc/contrib.texi: Add a few missing gfortran contributors.
324 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
326 * combine.c (change_zero_ext): Also handle extends from a subreg
327 to a mode bigger than that of the operand of the subreg.
329 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
332 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
333 stack_restore_tie insn instead of stack_tie, for the SVR4 and
335 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
337 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
339 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
340 head_components and tail_components.
341 (spread_components): New algorithm.
342 (emit_common_tails_for_components): Clear head_components and
344 (insert_prologue_epilogue_for_components): Write extra output to the
345 dump file for sibcalls and abnormal exits.
347 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
349 PR rtl-optimization/78342
350 * combine.c: Include "cfghooks.h".
351 (try_combine): If we create an unconditional trap, break the basic
352 block in two just after it, and remove the edge between; also, set
353 the *new_direct_jump_p flag so that cleanup_cfg is run.
355 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
357 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
360 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
362 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
363 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
364 output template string.
365 (*anddi_1): Use multi-line output template string.
368 2016-11-28 Jakub Jelinek <jakub@redhat.com>
371 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
372 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
373 note has been removed.
374 * postreload.c (reload_combine_recognize_pattern): If
375 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
377 2016-11-28 Martin Sebor <msebor@redhat.com>
380 * gimple-ssa-sprintf.c (target_max_value): Remove.
381 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
382 (get_width_and_precision): New function.
383 (format_integer, format_floating, get_string_length, format_string):
384 Correct handling of width and precision with unknown value.
385 (format_directive): Add warning.
386 (pass_sprintf_length::compute_format_length): Allow for precision
387 to consist of a sole period with no asterisk or digits after it.
389 2016-11-28 Jakub Jelinek <jakub@redhat.com>
391 PR rtl-optimization/78546
392 * simplify-rtx.c (neg_const_int): When negating most negative
393 number in mode wider than HOST_BITS_PER_WIDE_INT, use
394 simplify_const_unary_operation to produce CONST_DOUBLE or
396 (simplify_plus_minus): Handle the case where neg_const_int
397 doesn't return a CONST_INT.
399 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
402 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
403 left shifting of negative values.
405 2016-11-28 Jakub Jelinek <jakub@redhat.com>
408 * tree-nested.c (convert_local_reference_stmt): After adding
409 shared (FRAME.NN) clause to omp parallel, task or target,
410 add it also to all outer omp parallel, task or target constructs.
412 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
414 * config/i386/i386.md (UNSPEC_KMASKOP): New.
415 (UNSPEC_KMOV): Remove.
416 (kmovw): Expand to plain HImode move.
417 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
418 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
419 Remove corresponding clobber-removing splitter.
420 (*anddi_1): Remove mask register alternatives.
424 (*<any_or:code><mode>_1): Ditto.
425 (*<any_or:code>qi_1): Ditto.
426 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
427 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
428 Remove corresponding splitter to operation with general registers.
429 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
430 (*andn<SWI12:mode>): New pattern.
431 (*kxnor<mode>): Remove general register alternatives. Tag pattern
432 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
433 with general registers.
434 (knot<mode>): New insn pattern.
435 (*one_cmpl<mode>2_1): Remove mask register alternatives.
436 (one_cmplqi2_1): Ditto.
437 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
438 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
439 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
440 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
441 to generate kmaskop shift.
442 (vec_unpacks_hi_<mode>): Ditto.
443 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
445 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
446 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
447 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
449 2016-11-28 Richard Biener <rguenther@suse.de>
451 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
452 to SSA names via extract_range_from_ssa_name if allowed.
454 2016-11-28 Richard Biener <rguenther@suse.de>
456 PR tree-optimization/78542
457 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
460 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
462 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
463 isolates a single bit, even if the condition involves subregs.
465 2016-11-28 Tamar Christina <tamar.christina@arm.com>
467 * config/aarch64/aarch64-simd-builtins.def
468 (BSL_P): Added di and v2di mode.
469 * config/aarch64/arm_neon.h
470 (vsriq_n_p64, vsri_n_p64): Added poly type.
471 (vextq_p64, vext_p64): Likewise.
472 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
474 2016-11-28 Tamar Christina <tamar.christina@arm.com>
476 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
477 (TYPES_GETREGP): Likewise.
478 (TYPES_SHIFTINSERTP): Likewise.
479 (TYPES_COMBINEP): Likewise.
480 (TYPES_STORE1P): Likewise.
481 * config/aarch64/aarch64-simd-builtins.def
482 (combine): Added poly generator.
483 (get_dregoi): Likewise.
484 (get_dregci): Likewise.
485 (get_dregxi): Likewise.
489 * config/aarch64/arm_neon.h
490 (poly64x1x2_t, poly64x1x3_t): New.
491 (poly64x1x4_t, poly64x2x2_t): Likewise.
492 (poly64x2x3_t, poly64x2x4_t): Likewise.
493 (poly64x1_t): Likewise.
494 (vcreate_p64, vcombine_p64): Likewise.
495 (vdup_n_p64, vdupq_n_p64): Likewise.
496 (vld2_p64, vld2q_p64): Likewise.
497 (vld3_p64, vld3q_p64): Likewise.
498 (vld4_p64, vld4q_p64): Likewise.
499 (vld2_dup_p64, vld3_dup_p64): Likewise.
500 (vld4_dup_p64, vsli_n_p64): Likewise.
501 (vsliq_n_p64, vst1_p64): Likewise.
502 (vst1q_p64, vst2_p64): Likewise.
503 (vst3_p64, vst4_p64): Likewise.
504 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
505 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
506 (vget_lane_p64, vgetq_lane_p64): Likewise.
507 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
508 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
509 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
510 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
511 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
512 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
513 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
514 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
515 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
516 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
517 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
518 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
519 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
520 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
521 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
522 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
523 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
524 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
525 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
526 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
527 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
528 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
529 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
530 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
531 (vset_lane_p64, vsetq_lane_p64): Likewise.
532 (vget_low_p64, vget_high_p64): Likewise.
533 (vcombine_p64, vst2_lane_p64): Likewise.
534 (vst3_lane_p64, vst4_lane_p64): Likewise.
535 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
536 (vst4q_lane_p64, vget_lane_p64): Likewise.
537 (vget_laneq_p64, vset_lane_p64): Likewise.
538 (vset_laneq_p64, vcopy_lane_p64): Likewise.
539 (vcopy_laneq_p64, vdup_n_p64): Likewise.
540 (vdupq_n_p64, vdup_lane_p64): Likewise.
541 (vdup_laneq_p64, vld1_p64): Likewise.
542 (vld1q_p64, vld1_dup_p64): Likewise.
543 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
544 (vmov_n_p64, vmovq_n_p64): Likewise.
545 (vst3q_p64, vst4q_p64): Likewise.
546 (vld1_lane_p64, vld1q_lane_p64): Likewise.
547 (vst1_lane_p64, vst1q_lane_p64): Likewise.
548 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
549 (vdupq_laneq_p64): Likewise.
551 2016-11-28 Tamar Christina <tamar.christina@arm.com>
553 * config/arm/arm_neon.h (vget_lane_p64): New.
555 2016-11-28 Iain Sandoe <iain@codesourcery.com>
558 * configure.ac (with_ld64): Use portable method to extract the
559 major part of the version number.
560 * configure: Regenerated.
562 2016-11-28 Jakub Jelinek <jakub@redhat.com>
564 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
565 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
566 intmax_t couldn't be determined.
567 (format_integer): Make {,u}intmax_type_node no longer static,
568 initialize them only when needed. For z and t use
569 signed_or_unsigned_type_for instead of assuming size_t and
570 ptrdiff_t have the same precision.
573 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
574 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
575 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
576 vector instead of traversing m_classes hash table. Release
578 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
580 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
581 add it also to m_classes_vec vector.
582 (sem_item_optimizer::remove_symtab_node,
583 sem_item_optimizer::build_hash_based_classes,
584 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
585 (sem_item_optimizer::subdivide_classes_by_equality,
586 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
587 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
588 instead of traversing m_classes hash table. Formatting fixes.
589 (sem_item_optimizer::traverse_congruence_split,
590 sem_item_optimizer::do_congruence_step_for_index,
591 sem_item_optimizer::do_congruence_step): Formatting fixes.
592 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
593 vector instead of traversing m_classes hash table.
594 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
595 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
596 instead of traversing m_classes hash table.
598 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
600 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
601 X is not unused after.
603 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
605 PR rtl-optimization/78120
606 * rtlanal.c (insn_rtx_cost): Revert previous change.
608 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
611 * config/avr/avr.md (SPLIT34): New mode iterator.
612 (bitop): New code iterator.
613 (*iorhi3.ashift8-*). New insn-and-split patterns.
614 (*movhi): Post-reload split reg = 0.
615 [!MOVW]: Post-reload split reg = reg.
616 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
617 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
618 (iorhi3, iorpsi3, iorsi3): Same.
619 (xorhi3, xorpsi3, xorsi3): Same.
620 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
621 costs to *iorhi3.ashift8-* patterns.
623 2016-11-27 Iain Sandoe <iain@codesourcery.com>
624 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
627 * config.in: Regenerate
628 * config/darwin-driver.c (darwin_driver_init): Emit a version string
630 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
631 * config/darwin.opt(asm_macosx_version_min): New.
632 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
633 * configure: Regenerate
634 * configure.ac: Check for mmacosx-version-min handling.
636 2016-11-27 Iain Sandoe <iain@codesourcery.com>
639 * config/i386/i386.c (ix86_code_end): Note that we emitted code
640 where the function might otherwise appear empty for picbase thunks.
641 (ix86_output_function_epilogue): If we find a zero-sized function
642 assume that reaching it is UB and trap. If we find a trailing label
644 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
645 find a zero-sized function assume that reaching it is UB and trap.
646 If we find a trailing label, append a nop.
648 2016-11-27 Iain Sandoe <iain@codesourcery.com>
651 * config/darwin-sections.def (picbase_thunk_section): New.
652 * config/darwin.c (darwin_init_sections): Set up picbase thunk
653 section. (darwin_rodata_section, darwin_objc2_section,
654 machopic_select_section, darwin_asm_declare_constant_name,
655 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
656 coalesced with newer linkers.
657 (darwin_override_options): Decide on usage of coalesed sections
658 on the basis of the target linker version.
659 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
660 * config/darwin.opt (mtarget-linker): New.
661 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
662 a coalesced section, instead use a thunks section.
664 2016-11-27 Iain Sandoe <iain@codesourcery.com>
667 * configure.ac (with-ld64): New var, set for Darwin, set on
668 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
669 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
670 * config/darwin10.h(DEF_LD64): Update for this target version.
671 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
672 (DEF_LD64): Update for this target version.
673 * configure: Regenerated.
674 * config.in: Regenerated.
676 2016-11-27 Iain Sandoe <iain@codesourcery.com>
679 * config/darwin.c (imachopic_indirection_name): Make data
680 section indirections linker-visible.
681 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
682 constant labels linker-visible.
684 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
686 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
687 (free_lang_data): Remove assignment to ptrdiff_type_node.
689 2016-11-25 Jakub Jelinek <jakub@redhat.com>
691 PR rtl-optimization/78526
692 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
693 beyond val's precision.
695 PR rtl-optimization/78527
696 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
697 out of bounds shift count.
699 2016-11-25 Martin Liska <mliska@suse.cz>
702 * doc/invoke.texi (-fprofile-use): Fix reference to a section
703 where -fprofile-generate is documented.
705 2016-11-25 Martin Liska <mliska@suse.cz>
707 PR gcov-profile/78086
708 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
709 not supported by a target. Set priority to 100 if possible.
710 (build_gcov_exit_decl): Likewise.
712 2016-11-25 Richard Biener <rguenther@suse.de>
715 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
716 unary, binary and single RHSs.
717 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
719 2016-11-25 Bin Cheng <bin.cheng@arm.com>
724 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
725 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
726 and set it to result code if transformation is valid. Use code EQ
727 directly in last simplification case.
729 2016-11-25 Richard Biener <rguenther@suse.de>
731 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
732 before valueizing return stmts.
734 2016-11-24 Richard Biener <rguenther@suse.de>
736 PR tree-optimization/78343
737 * passes.def: Add CD-DCE pass after loop splitting.
738 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
739 SCEV init/finalize ...
740 (perform_tree_ssa_dce): ... here. Deal with being
741 executed inside the loop pipeline in aggressive mode.
743 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
745 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
747 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
749 PR tree-optimization/77673
750 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
751 (init_symbolic_number): Initialize src field from src parameter.
752 (perform_symbolic_merge): Select most dominated statement as the
753 source statement. Set src field of resulting n structure from the
754 input src with the lowest address.
755 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
756 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
757 of load from src field rather than insertion statement. Cancel
758 optimization if statement analyzed is not dominated by the insertion
760 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
761 dominance information.
763 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
766 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
768 2016-11-25 Martin Jambor <mjambor@suse.cz>
770 PR tree-optimization/70965
771 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
773 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
776 * config/i386/i386.c (i386_excess_precision): Do not return
777 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
778 EXCESS_PRECISION_TYPE_STANDARD.
779 * target.def (excess_precision): Document that targets should
780 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
781 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
782 Fix typo in first sentence.
783 * doc/tm.texi: Regenerate.
785 2016-11-25 Richard Biener <rguenther@suse.de>
787 PR tree-optimization/78396
788 * tree-vectorizer.c (vectorize_loops): When the if-converted
789 body contains masked loads or stores do not attempt to
790 basic-block-vectorize it.
792 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
793 Alan Hayward <alan.hayward@arm.com>
794 David Sherwood <david.sherwood@arm.com>
796 * function.h (spill_slot_alignment): Declare.
797 * function.c (spill_slot_alignment): New function.
798 * lra-spills.c (slot): Add align and size fields.
799 (assign_mem_slot): Use them in the call to assign_stack_local.
800 (add_pseudo_to_slot): Update the fields.
801 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
803 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
804 Alan Hayward <alan.hayward@arm.com>
805 David Sherwood <david.sherwood@arm.com>
807 * stor-layout.c (layout_type): Allow the caller to set the mode of
808 a float type. Only choose one here if the mode is still VOIDmode.
809 * tree.c (build_common_tree_nodes): Set the type mode of decimal
810 floats before calling layout_type.
811 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
813 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
815 * tree-tailcall.c (find_tail_calls): Allow calls to reference
816 local variables if all references are known to be direct.
818 2016-11-25 Jakub Jelinek <jakub@redhat.com>
819 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
822 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
823 non null and it's precision matches precision of lhs's type.
825 2016-11-24 Martin Sebor <msebor@redhat.com>
827 PR tree-optimization/78476
828 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
830 (handle_gimple_call): Adjust signature.
831 (try_substitute_return_value): Remove calls to bounded functions
832 with zero buffer size whose result is known.
833 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
835 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
837 * varasm.c (assemble_start_function): Wrap align_log definition in
838 ASM_OUTPUT_MAX_SKIP_ALIGN.
840 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
842 * config/i386/i386.md (wide AND insn to QImode splitter): Use
843 explicit mode macros.
844 (wide OR insn to QImode splitter): Ditto.
846 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
848 PR rtl-optimization/77541
849 * lra-constraints.c (struct input_reload): Add field match_p.
850 (get_reload_reg): Check modes of input reloads to generate unique
852 (match_reload): Add input reload pseudo for the current insn.
854 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
856 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
857 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
859 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
860 the aarch64_fp16_type_node, not all HFmode types.
861 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
862 (aarch64_scalar_mode_supported_p): Likewise.
863 (aarch64_excess_precision): New.
864 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
865 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
866 (TARGET_C_EXCESS_PRECISION): Likewise.
868 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
870 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
871 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
873 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
875 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
876 (<optab>dihf2): Likewise.
877 (aarch64_fp16_<optab><mode>hf2): New.
879 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
882 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
884 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
886 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
887 Enable REE at -O2 and higher.
888 * config/sparc/sparc.c (sparc_option_override): Disable it by default
891 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
895 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
896 (new_temp_expr_table): Initialise reg_vars_cnt.
897 (free_temp_expr_table): Release reg_vars_cnt.
898 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
900 (find_replaceable_in_bb): Use the above to record register variable
901 write occurrences and cancel replacement across them.
903 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
905 PR rtl-optimization/78437
906 * ree.c (get_uses): New function.
907 (combine_reaching_defs): When a copy is needed, return false if any
908 reaching use of the source register reads it in a mode larger than
909 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
911 2016-11-24 Martin Liska <mliska@suse.cz>
913 * gimple-pretty-print.c (dump_edge_probability): New function.
914 (dump_gimple_switch): Dump label edge probabilities.
915 (dump_gimple_cond): Likewise.
916 (dump_gimple_label): Dump
917 (dump_gimple_bb_header): Dump basic block frequency.
918 (pp_cfg_jump): Replace e->dest argument with e.
919 (dump_implicit_edges): Likewise.
920 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
921 Use gimple_bb (at) instead of at->bb.
923 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
925 * common.opt (flimit-function-alignment): New.
926 * doc/invoke.texi (-flimit-function-alignment): Document.
927 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
928 * final.c (shorten_branches): Set it.
929 * varasm.c (assemble_start_function): Limit alignment if
932 2016-11-24 Richard Biener <rguenther@suse.de>
934 PR tree-optimization/71595
935 * cfgloopmanip.h (remove_path): Add irred_invalidated and
936 loop_closed_ssa_invalidated parameters, defaulted to NULL.
937 * cfgloopmanip.c (remove_path): Likewise, pass them along to
938 called functions. Only fix irred flags if the caller didn't
940 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
941 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
944 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
946 PR rtl-optimization/78120
947 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
948 cases, and additionally test against max_seq_cost for speed
950 (noce_process_if_block): Compute an estimate for the original cost when
951 optimizing for speed, using the minimum of then and else block costs.
953 PR rtl-optimization/78120
954 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
956 PR rtl-optimization/78120
957 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
959 2016-11-24 Bin Cheng <bin.cheng@arm.com>
961 * match.pd: Refine type conversion in result expr for below pattern:
962 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
964 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
967 * tree.h (wi::fits_to_boolean_p): New predicate.
968 (wi::fits_to_tree_p): Use it for boolean types.
969 * tree.c (int_fits_type_p): Likewise.
971 2016-11-24 Martin Liska <mliska@suse.cz>
973 * print-tree.c (struct bucket): Remove.
974 (print_node): Add new argument which drives whether a tree node
975 is printed briefly or not.
976 (debug_tree): Replace a custom hash table with hash_set<T>.
977 * print-tree.h (print_node): Add the argument.
979 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
981 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
983 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
986 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
987 if it is at least NREGS wide.
989 2016-11-23 Joseph Myers <joseph@codesourcery.com>
991 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
992 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
993 TFmode, IFmode and KFmode.
995 2016-11-23 Joseph Myers <joseph@codesourcery.com>
997 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
1000 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
1002 * combine.c (change_zero_ext): Only change the mode of a hard register
1003 destination if can_change_dest_mode holds for that.
1005 2016-11-23 Jeff Law <law@redhat.com>
1007 * varasm.c (assemble_name): Increase buffer size for name.
1009 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
1011 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
1013 * doc/extend.texi: Constify first argument to __builtin_object_size.
1015 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
1017 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
1018 to be used. Add brackets around macro argument.
1020 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1022 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
1024 2016-11-23 Jakub Jelinek <jakub@redhat.com>
1027 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
1028 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
1030 2016-11-23 Jakub Jelinek <jakub@redhat.com>
1033 * omp-low.c (build_outer_var_ref): Change lastprivate argument
1034 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
1035 on worksharing constructs, treat it like clauses on simd construct.
1037 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
1038 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
1039 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
1040 of true as last argument to build_outer_var_ref.
1042 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1044 * config/i386/i386.md (*movqi_internal): Calculate mode
1045 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
1046 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
1047 (*k<logic><mode>): Calculate mode attribute depending on
1048 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
1049 (*andqi_1): Calculate mode attribute of alternative 3 depending
1050 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
1051 (kandn<mode>): Calculate mode attribute of alternative 2 depending
1052 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
1053 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
1054 iterator. Calculate mode attribute of alternative 1 depending
1055 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
1056 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
1057 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
1059 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1062 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
1063 * tree-vrp.c (extract_range_basic): Handle case for
1064 CFN_BUILT_IN_STRLEN.
1066 2016-11-23 Jeff Law <law@redhat.com>
1068 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
1070 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
1071 in boolean context warning.
1073 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
1075 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1078 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
1079 (arm_fp16_type_node): ...This, make visibile.
1080 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
1082 (arm_init_simd_builtin_types): Likewise.
1083 (arm_init_fp16_builtins): Likewise.
1084 * config/arm/arm.c (arm_excess_precision): New.
1085 (arm_floatn_mode): Likewise.
1086 (TARGET_C_EXCESS_PRECISION): Likewise.
1087 (TARGET_FLOATN_MODE): Likewise.
1088 (arm_promoted_type): Only promote arm_fp16_type_node.
1089 * config/arm/arm.h (arm_fp16_type_node): Declare.
1091 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1093 * config/arm/arm.c (arm_convert_to_type): Delete.
1094 (TARGET_CONVERT_TO_TYPE): Delete.
1095 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
1096 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
1097 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
1098 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
1099 are in fast math mode, and have no single step hardware instruction.
1100 (extendhfdf2): Only expand through SFmode if we don't have a
1101 single-step hardware instruction.
1102 * config/arm/vfp.md (*truncdfhf2): New.
1103 (extendhfdf2): Likewise.
1105 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1107 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
1110 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1112 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
1113 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
1114 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
1115 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
1116 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
1117 * doc/tm.texi: Regenerate.
1118 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
1120 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1122 * toplev.c (init_excess_precision): Delete most logic.
1123 * tree.c (excess_precision_type): Rewrite to use
1124 TARGET_EXCESS_PRECISION.
1125 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
1126 more generic fashion.
1127 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
1128 __STDC_WANT_IEC_60559_TYPES_EXT__.
1130 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1132 * common.opt (fpermitted-flt-eval-methods): New.
1133 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
1134 * flag_types.h (permitted_flt_eval_methods): New.
1136 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1138 * config/m68k/m68k.c (m68k_excess_precision): New.
1139 (TARGET_C_EXCESS_PRECISION): Define.
1141 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1143 * config/s390/s390.c (s390_excess_precision): New.
1144 (TARGET_C_EXCESS_PRECISION): Define.
1146 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1148 * config/i386/i386.c (ix86_excess_precision): New.
1149 (TARGET_C_EXCESS_PRECISION): Define.
1151 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1153 * target.def (excess_precision): New hook.
1154 * target.h (flt_eval_method): New.
1155 (excess_precision_type): Likewise.
1156 * targhooks.c (default_excess_precision): New.
1157 * targhooks.h (default_excess_precision): New.
1158 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
1159 * doc/tm.texi: Regenerate.
1161 2016-11-23 Martin Sebor <msebor@redhat.com>
1164 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
1165 set the minimum number of bytes for an unknown string to zero.
1167 2016-11-23 Martin Jambor <mjambor@suse.cz>
1168 Martin Liska <mliska@suse.cz>
1170 * hsa-builtins.def: New file.
1171 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
1172 * builtins.def: Include hsa-builtins.def.
1173 (DEF_HSA_BUILTIN): New macro.
1174 * dumpfile.h (OPTGROUP_OPENMP): Define.
1175 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
1176 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
1177 GF_OMP_FOR_GRID_GROUP_ITER.
1178 (gimple_omp_for_grid_phony): Added checking assert.
1179 (gimple_omp_for_set_grid_phony): Likewise.
1180 (gimple_omp_for_grid_intra_group): New function.
1181 (gimple_omp_for_set_grid_intra_group): Likewise.
1182 (gimple_omp_for_grid_group_iter): Likewise.
1183 (gimple_omp_for_set_grid_group_iter): Likewise.
1184 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
1185 previosuly only distribute loop was permitted.
1186 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
1187 (grid_get_kernel_launch_attributes): Support multiple HSA grid
1189 (grid_expand_omp_for_loop): Likewise and also support standalone
1190 distribute constructs. New parameter INTRA_GROUP, updated both users.
1191 (grid_expand_target_grid_body): Support standalone distribute
1193 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
1194 (pass_data_expand_omp_ssa): Likewise.
1195 (pass_data_omp_device_lower): Likewsie.
1196 (pass_data_lower_omp): Likewise.
1197 (pass_data_diagnose_omp_blocks): Likewise.
1198 (pass_data_oacc_device_lower): Likewise.
1199 (pass_data_omp_target_link): Likewise.
1200 (grid_lastprivate_predicate): New function.
1201 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
1203 (lower_omp_for): Support standalone distribute constructs.
1204 (grid_prop): New type.
1205 (grid_safe_assignment_p): Check for assignments to group_sizes, new
1207 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
1209 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
1210 optimization info messages.
1211 (grid_find_single_omp_among_assignments): Likewise.
1212 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
1213 (grid_parallel_clauses_gridifiable): New function.
1214 (grid_inner_loop_gridifiable_p): Likewise.
1215 (grid_dist_follows_simple_pattern): Likewise.
1216 (grid_gfor_follows_tiling_pattern): Likewise.
1217 (grid_call_permissible_in_distribute_p): Likewise.
1218 (grid_handle_call_in_distribute): Likewise.
1219 (grid_dist_follows_tiling_pattern): Likewise.
1220 (grid_target_follows_gridifiable_pattern): Support standalone
1221 distribute constructs.
1222 (grid_var_segment): New enum.
1223 (grid_mark_variable_segment): New function.
1224 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
1225 if a new argument says so.
1226 (grid_process_grid_body): New function.
1227 (grid_eliminate_combined_simd_part): Likewise.
1228 (grid_mark_tiling_loops): Likewise.
1229 (grid_mark_tiling_parallels_and_loops): Likewise.
1230 (grid_process_kernel_body_copy): Support standalone distribute
1232 (grid_attempt_target_gridification): New grid variable holding overall
1233 gridification state. Support standalone distribute constructs and
1235 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
1236 * hsa.h (hsa_bb): Add method method append_phi.
1237 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
1238 occurences in all files too.
1239 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
1240 (is_a_helper <hsa_insn_br *>::test): New function.
1241 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
1242 branch instructions.
1243 (hsa_insn_signal): Make a direct descendant of
1244 hsa_insn_basic. Add memorder constructor parameter and
1245 m_memory_order and m_signalop member variables.
1246 (hsa_insn_queue): Changed constructor parameters to common form.
1247 Added m_segment and m_memory_order member variables.
1248 (hsa_summary_t): Add private member function
1249 process_gpu_implementation_attributes.
1250 (hsa_function_summary): Rename m_binded_function to
1252 (hsa_insn_basic_p): Remove typedef.
1253 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
1254 (hsa_op_reg_p): Remove typedef.
1255 (hsa_function_representation): Change hsa_op_reg_p into plain
1257 (hsa_insn_phi): Removed new and delete operators.
1258 (hsa_insn_br): Likewise.
1259 (hsa_insn_cbr): Likewise.
1260 (hsa_insn_sbr): Likewise.
1261 (hsa_insn_cmp): Likewise.
1262 (hsa_insn_mem): Likewise.
1263 (hsa_insn_atomic): Likewise.
1264 (hsa_insn_signal): Likewise.
1265 (hsa_insn_seg): Likewise.
1266 (hsa_insn_call): Likewise.
1267 (hsa_insn_arg_block): Likewise.
1268 (hsa_insn_comment): Likewise.
1269 (hsa_insn_srctype): Likewise.
1270 (hsa_insn_packed): Likewise.
1271 (hsa_insn_cvt): Likewise.
1272 (hsa_insn_alloca): Likewise.
1273 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
1274 (process_gpu_implementation_attributes): New function.
1275 (link_functions): Move some functionality into it. Adjust after
1276 renaming m_binded_functions to m_bound_functions.
1277 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
1278 to the list of instructions with no output registers.
1279 (get_in_type): Return this if it is a register of
1281 (hsa_get_declaration_name): Moved to...
1282 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
1283 temporary string on an obstack instead from ggc.
1284 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
1285 down to two overloads.
1286 (hsa_allocp_operand_address): Removed.
1287 (hsa_allocp_operand_immed): Likewise.
1288 (hsa_allocp_operand_reg): Likewise.
1289 (hsa_allocp_operand_code_list): Likewise.
1290 (hsa_allocp_operand_operand_list): Likewise.
1291 (hsa_allocp_inst_basic): Likewise.
1292 (hsa_allocp_inst_phi): Likewise.
1293 (hsa_allocp_inst_mem): Likewise.
1294 (hsa_allocp_inst_atomic): Likewise.
1295 (hsa_allocp_inst_signal): Likewise.
1296 (hsa_allocp_inst_seg): Likewise.
1297 (hsa_allocp_inst_cmp): Likewise.
1298 (hsa_allocp_inst_br): Likewise.
1299 (hsa_allocp_inst_sbr): Likewise.
1300 (hsa_allocp_inst_call): Likewise.
1301 (hsa_allocp_inst_arg_block): Likewise.
1302 (hsa_allocp_inst_comment): Likewise.
1303 (hsa_allocp_inst_queue): Likewise.
1304 (hsa_allocp_inst_srctype): Likewise.
1305 (hsa_allocp_inst_packed): Likewise.
1306 (hsa_allocp_inst_cvt): Likewise.
1307 (hsa_allocp_inst_alloca): Likewise.
1308 (hsa_allocp_bb): Likewise.
1310 (hsa_init_data_for_cfun): Initialize obstack.
1311 (hsa_deinit_data_for_cfun): Release memory of the obstack.
1312 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
1313 (hsa_op_reg::operator new): Likewise.
1314 (hsa_op_address::operator new): Likewise.
1315 (hsa_op_code_list::operator new): Likewise.
1316 (hsa_op_operand_list::operator new): Likewise.
1317 (hsa_insn_basic::operator new): Likewise.
1318 (hsa_insn_phi::operator new): Likewise.
1319 (hsa_insn_br::operator new): Likewise.
1320 (hsa_insn_sbr::operator new): Likewise.
1321 (hsa_insn_cmp::operator new): Likewise.
1322 (hsa_insn_mem::operator new): Likewise.
1323 (hsa_insn_atomic::operator new): Likewise.
1324 (hsa_insn_signal::operator new): Likewise.
1325 (hsa_insn_seg::operator new): Likewise.
1326 (hsa_insn_call::operator new): Likewise.
1327 (hsa_insn_arg_block::operator new): Likewise.
1328 (hsa_insn_comment::operator new): Likewise.
1329 (hsa_insn_srctype::operator new): Likewise.
1330 (hsa_insn_packed::operator new): Likewise.
1331 (hsa_insn_cvt::operator new): Likewise.
1332 (hsa_insn_alloca::operator new): Likewise.
1333 (hsa_init_new_bb): Likewise.
1334 (hsa_bb::append_phi): New function.
1335 (gen_hsa_phi_from_gimple_phi): Use it.
1336 (get_symbol_for_decl): Fix dinstinguishing between
1337 global and local functions. Put local variables into a segment
1338 according to their attribute or static flag, if there is one.
1339 (hsa_insn_br::hsa_insn_br): New.
1340 (hsa_insn_br::operator new): Likewise.
1341 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
1342 (query_hsa_grid_nodim): New function.
1343 (multiply_grid_dim_characteristics): Likewise.
1344 (gen_get_num_threads): Likewise.
1345 (gen_get_num_teams): Reimplemented.
1346 (gen_get_team_num): Likewise.
1347 (gen_hsa_insns_for_known_library_call): Updated calls to the above
1349 (get_memory_order_name): Removed.
1350 (get_memory_order): Likewise.
1351 (hsa_memorder_from_tree): New function.
1352 (gen_hsa_ternary_atomic_for_builtin): Renamed to
1353 gen_hsa_atomic_for_builtin, can also create signals.
1354 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
1355 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
1356 (hsa_insn_atomic): Fix function comment.
1357 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
1358 ancestor constructor and initialization of new member variables.
1359 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
1361 (hsa_get_host_function): Handle functions with no bound CPU
1362 implementation. Fix binded to bound.
1363 (get_brig_function_name): Likewise.
1364 (HSA_SORRY_ATV): Remove semicolon after macro.
1365 (HSA_SORRY_AT): Likewise.
1366 (omp_simple_builtin::generate): Add missing semicolons.
1367 (hsa_insn_phi::operator new): Removed.
1368 (hsa_insn_br::operator new): Likewise.
1369 (hsa_insn_cbr::operator new): Likewise.
1370 (hsa_insn_sbr::operator new): Likewise.
1371 (hsa_insn_cmp::operator new): Likewise.
1372 (hsa_insn_mem::operator new): Likewise.
1373 (hsa_insn_atomic::operator new): Likewise.
1374 (hsa_insn_signal::operator new): Likewise.
1375 (hsa_insn_seg::operator new): Likewise.
1376 (hsa_insn_call::operator new): Likewise.
1377 (hsa_insn_arg_block::operator new): Likewise.
1378 (hsa_insn_comment::operator new): Likewise.
1379 (hsa_insn_srctype::operator new): Likewise.
1380 (hsa_insn_packed::operator new): Likewise.
1381 (hsa_insn_cvt::operator new): Likewise.
1382 (hsa_insn_alloca::operator new): Likewise.
1383 (get_symbol_for_decl): Accept CONST_DECLs, put them to
1385 (gen_hsa_addr): Also process CONST_DECLs.
1386 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
1388 (gen_hsa_unary_operation): Make sure the function does
1389 not use bittype source type for firstbit and lastbit operations.
1390 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
1392 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
1394 (emit_branch_insn): Renamed to emit_cond_branch_insn.
1395 Emit the width stored in the class.
1396 (emit_generic_branch_insn): New function.
1397 (emit_insn): Call emit_generic_branch_insn.
1398 (emit_signal_insn): Remove obsolete comment. Update
1399 member variable name, pick a type according to profile.
1400 (emit_alloca_insn): Remove obsolete comment.
1401 (emit_atomic_insn): Likewise.
1402 (emit_queue_insn): Get segment and memory order from the IR object.
1403 (hsa_brig_section): Make allocate_new_chunk, chunks
1404 and cur_chunk provate, add a default NULL parameter to add method.
1405 (hsa_brig_section::add): Added a new parameter, store pointer to
1406 output data there if it is non-NULL.
1407 (emit_function_directives): Use this new parameter instead of
1408 calculating the pointer itself, fix function comment.
1409 (hsa_brig_emit_function): Add forgotten endian conversion.
1410 (hsa_output_kernels): Remove unnecessary building of
1411 kernel_dependencies_vector_type.
1412 (emit_immediate_operand): Declare.
1413 (emit_directive_variable): Also emit initializers of CONST_DECLs.
1414 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
1415 (verify_function_arguments): Properly detect variadic
1417 * hsa-dump.c (hsa_width_specifier_name): New function.
1418 (dump_hsa_insn_1): Dump generic branch instructions, update signal
1419 member variable name. Special dumping for queue objects.
1420 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
1421 m_binded_functions to m_bound_functions. Copy externally visible flag
1423 (ipa_hsa_write_summary): Likewise.
1424 (ipa_hsa_read_section): Likewise.
1426 2016-11-23 Richard Biener <rguenther@suse.de>
1428 PR tree-optimization/78396
1429 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
1430 vectorize try vectorizing an if-converted body using BB vectorization.
1432 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
1433 Alan Hayward <alan.hayward@arm.com>
1434 David Sherwood <david.sherwood@arm.com>
1436 * rtlanal.c (subreg_get_info): Use more local variables.
1437 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
1438 occupies at least one register. Assume that full hard registers
1439 have consistent endianness. Share previously-duplicated if block.
1440 Rework the main handling so that it operates on independently-
1441 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
1442 to check lowpart offsets, without trying to find an equivalent
1443 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
1444 as a final register-endianness correction.
1446 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
1452 * combine.c (make_compound_operation_int): Do not convert a subreg of
1453 a non-constant logical shift right to a zero_extract. Handle the case
1454 where some zero bits have been shifted into the range covered by that
1457 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
1458 Alan Hayward <alan.hayward@arm.com>
1459 David Sherwood <david.sherwood@arm.com>
1461 * rtl.h (subreg_size_offset_from_lsb): Declare.
1462 (subreg_offset_from_lsb): New function.
1463 (subreg_size_lowpart_offset): Declare.
1464 (subreg_lowpart_offset): Turn into an inline function.
1465 (subreg_size_highpart_offset): Declare.
1466 (subreg_highpart_offset): Turn into an inline function.
1467 * emit-rtl.c (subreg_size_lowpart_offset): New function.
1468 (subreg_size_highpart_offset): Likewise
1469 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
1471 2016-11-23 Richard Biener <rguenther@suse.de>
1473 PR tree-optimization/78482
1474 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
1475 (remove_forwarder_block_with_phi): When merging with a loop
1476 header creates a new latch reset number of iteration information
1479 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
1481 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
1482 (*ashrsi3_extend0): ...this. Accept constant integers.
1483 (*ashrsi3_extend2): Rename to...
1484 (*ashrsi3_extend1): ...this.
1485 (*ashrsi3_extend2): New pattern.
1486 (*lshrsi3_extend1): Accept constant integers.
1487 (*lshrsi3_extend2): Fix condition on operand 2.
1489 2016-11-23 Martin Liska <mliska@suse.cz>
1491 * config/i386/i386.c: Initialize function pointer to NULL.
1493 2016-11-23 Bin Cheng <bin.cheng@arm.com>
1495 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
1496 for A == C1 ? A : C2 to below.
1497 * match.pd: Move from above to here:
1498 (cond (eq (convert1? x) c1) (convert2? x) c2)
1499 -> (cond (eq x c1) c1 c2).
1501 2016-11-23 Bin Cheng <bin.cheng@arm.com>
1503 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
1504 for A cmp C1 ? A : C2 to below, also simplify remaining code.
1505 * match.pd: Move and extend simplification from above to here:
1506 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
1507 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
1508 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
1510 2016-11-23 Martin Liska <mliska@suse.cz>
1511 Martin Jambor <mjambor@suse.cz>
1513 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
1515 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
1518 * opts.c (finish_options): Set -fsyntax-only if running self tests.
1520 2016-11-23 Richard Biener <rguenther@suse.de>
1523 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
1524 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
1526 2016-11-23 Richard Biener <rguenther@suse.de>
1529 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
1532 2016-11-23 Richard Biener <rguenther@suse.de>
1533 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
1535 PR tree-optimization/78154
1536 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
1537 returns it's argument and the argument is nonnull.
1538 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
1539 ATT_RETNONNULL_NOTHROW_LEAF.
1540 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
1541 ATTR_RETNONNULL_NOTHROW_LEAF.
1542 (BUILT_IN_STPCPY): Likewise.
1543 (BUILT_IN_STPNCPY): Likewise.
1544 (BUILT_IN_MEMPCPY_CHK): Likewise.
1545 (BUILT_IN_STPCPY_CHK): Likewise.
1546 (BUILT_IN_STPNCPY_CHK): Likewise.
1547 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
1548 (BUILT_IN_STRNCAT): Likewise.
1549 (BUILT_IN_STRNCPY): Likewise.
1550 (BUILT_IN_MEMSET_CHK): Likewise.
1551 (BUILT_IN_STRCAT_CHK): Likewise.
1552 (BUILT_IN_STRCPY_CHK): Likewise.
1553 (BUILT_IN_STRNCAT_CHK): Likewise.
1554 (BUILT_IN_STRNCPY_CHK): Likewise.
1556 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
1558 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
1559 * fold-const.h (tree_expr_nonzero_p) : Declare.
1560 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
1562 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
1564 * system.h (HAVE_DESIGNATED_INITIALIZERS,
1565 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
1566 "defined" in macros.
1567 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
1568 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
1569 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
1571 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
1574 * config/avr/constraints.md (Csp): Widen range to [-11..6].
1575 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
1576 of RCALLs in prologue to 3.
1578 2016-11-22 Michael Collison <michael.collison@arm.com>
1580 * config/aarch64/aarch64-protos.h
1581 (aarch64_and_split_imm1, aarch64_and_split_imm2)
1582 (aarch64_and_bitmask_imm): New prototypes
1583 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
1584 New overloaded function to create bit mask covering the
1585 lowest to highest bits set.
1586 (aarch64_and_split_imm2): New overloaded functions to create bit
1587 mask of zeros between first and last bit set.
1588 (aarch64_and_bitmask_imm): New function to determine if a integer
1589 is a valid two instruction "and" operation.
1590 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
1591 allowing wider range of constants with "and" operations.
1592 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
1593 "and" operator from matching restricted constant range used for
1594 ior and xor operators.
1595 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
1596 for constants in "and" operantions.
1597 (UsP constraint): New DImode constraint for constants
1598 in "and" operations.
1599 * config/aarch64/iterators.md (lconst2): New mode iterator.
1600 (LOGICAL2): New code iterator.
1601 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
1603 (aarch64_logical_and_operand): New predicate allowing extended
1604 constants for "and" operations.
1606 2016-11-22 Walter Lee <walt@tilera.com>
1608 * config/tilegx/tilegx.md (trap): New pattern.
1609 * config/tilepro/tilepro.md (trap): Likewise.
1611 2016-11-22 Walter Lee <walt@tilera.com>
1613 * config/tilegx/tilegx.md (*zero_extract): Use
1614 define_insn_and_split instead of define_insn; Handle pos + size >
1616 (*sign_extract): Likewise.
1618 2016-11-22 Marek Polacek <polacek@redhat.com>
1620 PR tree-optimization/78455
1621 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
1623 2016-11-22 Ian Lance Taylor <iant@golang.org>
1627 * godump.c (go_format_type): Always pass alignment as 1 when
1628 calling go_append_padding at end of struct/union.
1630 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1633 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
1634 _mm512_setzero_hi): Removed.
1635 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
1636 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
1637 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
1638 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
1639 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
1640 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
1641 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
1642 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
1643 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
1644 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
1645 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
1646 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
1647 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
1648 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
1649 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
1650 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
1651 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
1652 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
1653 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
1654 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
1655 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
1656 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
1657 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
1658 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
1659 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
1660 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
1661 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
1662 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
1663 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
1664 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
1665 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
1666 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
1667 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
1668 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
1669 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
1670 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
1671 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
1672 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
1673 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
1674 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
1675 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
1676 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
1677 _mm512_setzero_qi or _mm512_setzero_hi.
1678 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
1679 _mm512_maskz_dbsad_epu8): Formatting fixes.
1680 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
1681 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
1682 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
1683 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
1684 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
1685 _mm512_setzero_qi or _mm512_setzero_hi.
1687 2016-11-22 Nathan Sidwell <nathan@acm.org>
1689 * gcc-ar.c (main): Fix indentation.
1690 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
1691 * ggc-page.c (move_ptes_to_front): Fix formatting.
1692 * hsa-dump.c (dump_has_cfun): Fix indentation.
1693 * sel-sched-ir.h: Remove trailing blank lines.
1695 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1696 Alexander Monakov <amonakov@ispras.ru>
1698 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
1699 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
1700 (omp_clause_code_name): Add _simt_ name.
1701 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
1702 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
1703 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
1704 (scan_omp_simd): New function.
1705 (scan_omp_1_stmt): Use it in target regions if needed.
1706 (omp_max_vf): Don't max with omp_max_simt_vf.
1707 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
1708 OMP_CLAUSE__SIMT_ is present.
1709 (lower_rec_input_clauses): Compute maybe_simt from presence of
1711 (lower_lastprivate_clauses): Likewise.
1712 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
1713 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
1714 * internal-fn.def (GOMP_USE_SIMT): New internal function.
1715 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
1717 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
1719 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
1720 (expand_GOMP_SIMT_VF): New.
1721 (expand_GOMP_SIMT_LAST_LANE): New.
1722 (expand_GOMP_SIMT_ORDERED_PRED): New.
1723 (expand_GOMP_SIMT_VOTE_ANY): New.
1724 (expand_GOMP_SIMT_XCHG_BFLY): New.
1725 (expand_GOMP_SIMT_XCHG_IDX): New.
1726 * internal-fn.def (GOMP_SIMT_LANE): New.
1727 (GOMP_SIMT_VF): New.
1728 (GOMP_SIMT_LAST_LANE): New.
1729 (GOMP_SIMT_ORDERED_PRED): New.
1730 (GOMP_SIMT_VOTE_ANY): New.
1731 (GOMP_SIMT_XCHG_BFLY): New.
1732 (GOMP_SIMT_XCHG_IDX): New.
1733 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
1734 (create_omp_child_function): ...here. Set "omp target entrypoint"
1735 or "omp declare target" attribute based on is_gimple_omp_offloaded.
1736 (omp_max_simt_vf): New. Use it...
1737 (omp_max_vf): ...here.
1738 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
1739 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
1740 (lower_omp_ordered): Likewise, for "ordered" lowering.
1741 (expand_omp_simd): Add SIMT transforms.
1742 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
1743 (execute_omp_device_lower): New.
1744 (pass_data_omp_device_lower): New.
1745 (pass_omp_device_lower): New pass.
1746 (make_pass_omp_device_lower): New.
1747 * passes.def (pass_omp_device_lower): Position new pass.
1748 * tree-pass.h (PROP_gimple_lomp_dev): Define.
1749 (make_pass_omp_device_lower): Declare.
1751 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1754 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
1755 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
1757 (_mm_maskz_load_epi64): Likewise.
1758 (_mm_setzero_hi): Removed.
1759 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
1761 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
1762 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
1763 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
1764 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
1765 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
1766 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
1767 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
1768 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
1769 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
1770 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
1771 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
1773 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
1774 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
1775 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
1776 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
1777 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
1778 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
1779 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
1780 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
1781 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
1782 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
1783 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
1784 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
1785 instead of _mm_setzero_hi.
1786 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
1787 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
1788 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
1789 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
1790 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
1791 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
1792 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
1793 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
1794 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
1795 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
1796 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
1797 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
1798 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
1799 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
1800 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
1801 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
1802 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
1803 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
1804 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
1805 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
1806 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
1807 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
1808 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
1809 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
1810 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
1811 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
1813 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
1814 instead of _mm_setzero_hi.
1815 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
1816 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
1817 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
1818 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
1819 _mm_setzero_si128 instead of _mm_setzero_di.
1820 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
1821 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
1822 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
1823 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
1824 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
1825 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
1826 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
1827 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
1828 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
1829 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
1830 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
1831 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
1832 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
1833 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
1834 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
1835 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
1836 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
1837 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
1838 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
1839 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
1840 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
1841 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
1842 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
1843 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
1844 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
1845 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
1846 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
1847 _mm512_maskz_insertf32x8): Formatting fixes.
1848 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
1849 _mm_setzero_si128 instead of _mm_setzero_di.
1850 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
1851 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
1852 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
1853 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
1854 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
1855 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
1856 _mm_setzero_si128 instead of _mm_setzero_di.
1857 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
1859 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
1860 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
1861 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
1862 _mm_setzero_si128 instead of _mm_setzero_hi.
1863 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
1864 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
1865 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
1866 instead of _mm_setzero_di.
1867 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
1868 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
1870 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
1871 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
1873 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
1875 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
1876 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
1877 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
1879 2016-11-22 Carl Love <cel@us.ibm.com>
1881 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
1882 equal and vector compare not equal. The vector compares take two
1883 arguments of type vector bool char, vector bool short, vector bool int,
1884 vector bool long long with the same return type.
1885 * doc/extend.texi: Update built-in documentation file for the new
1888 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
1890 * Makefile.in ($(lang_checks_parallelized)): Fix detection
1893 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1895 * config.gcc: Allow new rmprofile value for configure option
1896 --with-multilib-list.
1897 * config/arm/t-rmprofile: New file.
1898 * doc/install.texi (--with-multilib-list): Document new rmprofile value
1901 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1904 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
1905 register operand in alternatives 4,5,6.
1907 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1910 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
1911 in save register mask if it is needed.
1913 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1915 PR tree-optimization/78436
1916 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
1917 (shift_bytes_in_array, shift_bytes_in_array_right,
1918 merged_store_group::apply_stores): Formatting fixes.
1919 (clear_bit_region): Likewise. Use memset.
1920 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
1921 instead of EXPR and inerted instead of inserted. Use memset instead
1922 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
1926 * expmed.c (expand_divmod): Use wide_int for computation of
1927 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
1928 Use size <= HOST_BITS_PER_WIDE_INT instead of
1929 HOST_BITS_PER_WIDE_INT >= size.
1931 PR tree-optimization/78445
1932 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
1933 any_complicated_phi, version loop even if flag_tree_loop_if_convert
1934 is 1. Formatting fix.
1936 2016-11-22 Martin Liska <mliska@suse.cz>
1939 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
1940 (sem_function::get_hash): Use the new field.
1941 (sem_function::parse): Remove an argument from ctor.
1942 (sem_variable::parse): Likewise.
1943 (sem_variable::get_hash): Use the new field.
1944 (sem_item_optimizer::read_section): Use new ctor and set hash.
1945 * ipa-icf.h: _hash is removed from sem_item::sem_item,
1946 sem_variable::sem_variable, sem_function::sem_function.
1948 2016-11-21 Jeff Law <law@redhat.com>
1951 * config/cris/cris.md: Don't call copy_to_mode_reg unless
1952 can_create_pseudo_p is true.
1954 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
1957 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
1958 *rotldi3_insert_7): New define_insns.
1960 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1962 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
1963 so that DImode can be allocated to FP/vector registers in more
1964 cases, and we can avoid direct move operations. If the register
1965 needs reloading, prefer GPRs over FP/vector registers. In the
1966 case of FPR vs. Altivec registers, prefer FPR registers unless we
1967 have the ISA 3.0 reg+offset scalar instructions.
1968 (movdi_internal64): Likewise.
1970 2016-11-21 Jakub Jelinek <jakub@redhat.com>
1973 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
1974 for tmp simd array if DECL_NAME (parm) is NULL.
1976 2016-11-20 Jeff Law <law@redhat.com>
1979 * config/m68k/predicates.md (swap_peephole_relational_operator): New
1981 * config/m68k/m68k.md (relational tests against 65535/65536): New
1984 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1986 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
1988 2016-11-21 Martin Sebor <msebor@redhat.com>
1990 * doc/invoke.texi (-fprintf-return-value): Document that option
1991 is enabled by default.
1993 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
1995 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
1996 for-loop declaration of loop variable.
1997 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
1998 * config/avr/avr.c (avr_popcount_each_byte)
1999 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
2000 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
2001 (avr_expand_epilogue, avr_function_arg_advance)
2002 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
2003 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
2004 (avr_adjust_reg_alloc_order, output_reload_in_const)
2005 (avr_conditional_register_usage, avr_find_unused_d_reg)
2006 (avr_map_decompose, avr_fold_builtin): Same.
2008 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2010 * config/avr/avr.c (avr_popcount): Remove static function.
2011 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
2013 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
2015 * arm.opt (mapcs-float): Delete option.
2016 * arm.c (arm_option_override): Remove hunk relating to
2018 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
2020 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
2022 * tree-tailcall.c (process_assignment): Simplify the check for
2023 a valid copy, allowing the source to be a local variable as
2024 well as an SSA name.
2025 (find_tail_calls): Allow copies between local variables to follow
2026 the call. Allow the result to be stored in any local variable,
2027 even if it's an aggregate.
2028 (eliminate_tail_call): Check whether the result is an SSA name
2029 before updating its SSA_NAME_DEF_STMT.
2031 2016-11-21 David Malcolm <dmalcolm@redhat.com>
2033 PR preprocessor/78324
2034 * input.c (get_substring_ranges_for_loc): Fail gracefully if
2035 -ftrack-macro-expansion has a value other than 2.
2037 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
2039 PR rtl-optimization/78400
2040 * shrink-wrap.c (try_shrink_wrapping_separate): Call
2041 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
2042 and df_update_exit_block_uses.
2044 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2047 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
2048 new default-enabled warning..
2049 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
2050 (BT_PTR_CONST_STRING): Updated.
2051 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
2052 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
2053 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
2054 (strftime): Update builtin function.
2055 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
2056 * tree.h (const_tm_ptr_type_node): New type node.
2057 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
2058 const_tm_ptr_type_node.
2060 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2062 PR tree-optimization/78413
2063 * tree-if-conv.c (versionable_outer_loop_p): Require that both
2064 inner and outer loop latches have single predecessors.
2066 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2069 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
2070 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
2072 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2074 * rtl.h: Adjust prototype.
2075 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
2076 (dead_or_set_regno_p): Likewise.
2078 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2080 * rtl.h: Adjust prototype.
2081 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
2083 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2085 * function.c (contains): Change argument type to rtx_insn *.
2086 (prologue_contains): Likewise.
2087 (epilogue_contains): Likewise.
2088 (prologue_epilogue_contains): Likewise.
2089 * function.h: Adjust prototype.
2091 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2093 * optabs.c (emit_libcall_block): Change argument type to
2095 * optabs.h: Adjust prototype.
2097 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2099 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
2100 (fixup_reorder_chain): Adjust.
2101 * cfgrtl.h: Adjust prototype.
2103 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2105 * rtl.h: Adjust prototype.
2106 * rtlanal.c (replace_label_in_insn): Change argument type to
2109 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2111 * config/v850/v850.c (expand_prologue): Adjust.
2112 (expand_epilogue): Likewise.
2113 * expr.c (init_expr_target): Likewise.
2114 * genrecog.c (print_subroutine): Always make the argument type
2116 * recog.h: Adjust prototype.
2118 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2120 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
2121 up variables to make some rtx_insn *.
2122 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
2123 * config/arc/arc.c: Likewise.
2124 * config/arm/arm.c: Likewise.
2125 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
2126 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
2128 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
2130 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2132 * config/arm/arm.c (legitimize_pic_address): Change to use
2133 rtx_insn * as the type of variables.
2134 (arm_pic_static_addr): Likewise.
2135 (arm_emit_movpair): Likewise.
2136 * config/c6x/c6x.c (reorg_split_calls): Likewise.
2137 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
2138 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
2139 * config/frv/frv.md: Likewise.
2140 * config/i386/i386-protos.h: Likewise.
2141 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
2142 (ix86_split_fp_branch): Likewise.
2143 (predict_jump): Likewise.
2144 * config/ia64/ia64.c: Likewise.
2145 * config/mcore/mcore.c: Likewise.
2146 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
2147 * config/s390/s390.c: Likewise.
2148 * config/s390/s390.md: Likewise.
2149 * config/spu/spu.md: Likewise.
2150 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
2151 * lower-subreg.c (resolve_simple_move): Likewise.
2153 2016-11-20 Jeff Law <law@redhat.com>
2156 * reload.h (struct target_reload): Make x_double_reg_address_ok
2158 * reload.c (find_reloads_address): Check if double_reg_address_ok
2159 is true for the mode of the memory reference.
2160 * reload1.c (init_reload): Initialize double_reg_address_ok for
2163 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
2166 * tree-ssa-uninit.c: Define new global max_phi_args.
2167 (compute_uninit_opnds_pos): Use max_phi_args.
2168 (prune_uninit_phi_opnds): Same.
2169 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
2170 missing NUM_PREDS in function comment.
2171 (can_one_predicate_be_invalidated_p): New.
2172 (can_chain_union_be_invalidated_p): New.
2173 (flatten_out_predicate_chains): New.
2174 (uninit_ops_invalidate_phi_use): New.
2175 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
2177 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2179 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
2180 * match.pd (A /[ex] B CMP C): New simplifications.
2182 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2184 * match.pd (0 / X, X / X, X % X): New simplifications.
2186 2016-11-19 Jakub Jelinek <jakub@redhat.com>
2188 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
2189 when checking if callee's isa flags are subset of caller's isa flags.
2190 Fix comment wording.
2192 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
2193 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
2194 instead and using = 0 instead of &= 0.
2196 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
2197 ix86_add_new_builtins): Formatting fixes.
2198 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
2199 (ix86_get_builtin): Likewise.
2201 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
2202 don't initialize it, don't use it for the case where it isn't
2203 provable %{z} nor using the same argument, instead move merge
2204 argument into a new pseudo and use that as target. Formatting fixes.
2206 2016-11-19 Jeff Law <law@redhat.com>
2209 * config/m68k/m68k.md (bsetdreg): New pattern.
2210 (bchgdreg, bclrdreg): Likewise.
2212 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
2215 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
2216 instead of force_reg.
2217 (sh_expand_setmem): Likewise.
2219 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
2221 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
2223 2016-11-18 Walter Lee <walt@tilera.com>
2225 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
2226 end-of-bundle marker for consecutive barriers.
2228 2016-11-18 Walter Lee <walt@tilera.com>
2230 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
2232 2016-11-18 Jakub Jelinek <jakub@redhat.com>
2235 * multiple_target.c (get_attr_len): Start with argnum and increment
2236 argnum on every arg. Use strchr in a loop instead of counting commas
2238 (get_attr_str): Increment argnum for every comma in the string.
2239 (separate_attrs): Use for instead of while loop, simplify.
2240 (expand_target_clones): Rename defenition argument to definition.
2241 Free attrs and attr_str even when diagnosing errors. Temporarily
2242 change input_location around targetm.target_option.valid_attribute_p
2243 calls. Don't emit warning or errors if that function fails.
2245 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
2248 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
2249 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
2250 abbrev_opt_base_type_end only by increasing die_abbrev, before
2252 (optimize_abbrev_table): Don't change abbrev numbers of
2253 base types and CU or optimize implicit consts in them if
2254 calc_base_type_die_sizes has been called during build_abbrev_table.
2255 (calc_base_type_die_sizes): If abbrev_opt_start, set
2256 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
2258 2016-11-18 Jeff Law <law@redhat.com>
2261 * config/m68k/m68k.c (moveq feeding equality comparison): New
2263 * config/m68k/predicates.md (addq_subq_operand): New predicate.
2264 (equality_comparison_operator): Likewise.
2266 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2268 * rtlanal.c (load_extend_op): Move to...
2269 * rtl.h: ...here and make inline.
2271 2016-11-18 Terry Guo <terry.guo@arm.com>
2272 Thomas Preud'homme <thomas.preudhomme@arm.com>
2274 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
2275 * config/arm/arm-opts.h: Include arm-flags.h.
2276 (struct arm_arch_core_flag): Define.
2277 (arm_arch_core_flags): Define.
2278 * config/arm/arm-protos.h: Include arm-flags.h
2279 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
2280 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
2281 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
2282 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
2283 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
2284 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
2285 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
2286 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
2287 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
2288 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
2289 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
2290 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
2291 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
2292 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
2293 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
2294 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
2295 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
2296 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
2297 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
2298 ARM_FSET_CPU_SUBSET): Move to ...
2299 * config/arm/arm-flags.h: This new file.
2300 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
2301 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
2302 (TARGET_MODE_SPECS): Define.
2303 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
2305 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
2307 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
2308 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
2309 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
2310 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
2311 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
2312 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
2313 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
2314 missing and make value unsigned.
2315 (arm_feature_set): Use unsigned entries instead of unsigned long.
2317 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
2319 Re-apply after PR bootstrap/77359 is fixed:
2320 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2322 * explow.c (get_dynamic_stack_size): Take known alignment of stack
2323 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
2326 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
2329 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
2330 variables in functions calling alloca. Also update the ASCII
2332 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
2333 (STACK_DYNAMIC_OFFSET): Likewise.
2334 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
2335 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
2338 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2339 Alan Hayward <alan.hayward@arm.com>
2340 David Sherwood <david.sherwood@arm.com>
2342 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
2343 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
2344 (add_const_value_attribute): Likewise.
2345 * explow.c (plus_constant): Likewise.
2346 * expmed.c (expand_mult, make_tree): Likewise.
2347 * expr.c (convert_modes): Likewise.
2348 * loop-doloop.c (doloop_optimize): Likewise.
2349 * postreload.c (reload_cse_simplify_set): Likewise.
2350 * simplify-rtx.c (simplify_const_unary_operation): Likewise
2351 (simplify_binary_operation_1, simplify_const_binary_operation):
2353 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
2354 * wide-int.h: Update documentation to recommend rtx_mode_t
2355 instead of std::make_pair.
2357 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2358 Alan Hayward <alan.hayward@arm.com>
2359 David Sherwood <david.sherwood@arm.com>
2361 * tree.h (SET_DECL_MODE): New macro.
2362 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
2363 (expand_gimple_basic_block): Likewise.
2364 * function.c (split_complex_args): Likeise.
2365 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
2366 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
2367 * stor-layout.c (layout_decl, relayout_decl): Likewise.
2368 (finish_bitfield_representative): Likewise.
2369 * tree.c (make_node_stat): Likewise.
2370 * tree-inline.c (remap_ssa_name): Likewise.
2371 (tree_function_versioning): Likewise.
2372 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
2373 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
2374 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
2375 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
2376 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
2377 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
2378 * varasm.c (make_debug_expr_from_rtl): Likewise.
2380 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
2382 PR rtl-optimization/71785
2383 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
2384 (duplicate_computed_gotos): New function.
2385 (pass_duplicate_computed_gotos::execute): Rewrite.
2387 2016-11-17 Jeff Law <law@redhat.com>
2390 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
2391 barrier prior to deallocating the stack.
2393 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
2395 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
2396 to make better use of cmem loads in the case where a single bit is
2398 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
2400 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
2402 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
2404 (isa_names_table): Handle new features.
2406 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
2407 Andrew Senkevich <andrew.senkevich@intel.com>
2409 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
2410 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
2411 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
2412 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
2413 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
2414 * config/i386/avx5124fmapsintrin.h: New file.
2415 * config/i386/avx5124vnniwintrin.h: Ditto.
2416 * config/i386/constraints.md (h): New constraint.
2417 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
2418 * config/i386/driver-i386.c (host_detect_local_cpu):
2419 Detect avx5124fmaps, avx5124vnniw.
2420 * config/i386/i386-builtin-types.def: Add types
2421 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
2422 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
2423 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
2424 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
2425 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
2426 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
2427 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
2428 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
2429 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
2430 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
2431 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
2432 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
2433 __builtin_ia32_vp4dpwssds_mask): New.
2434 * config/i386/i386-c.c (ix86_target_macros_internal):
2435 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
2436 * config/i386/i386-modes.def: Fixed comment typos, added new
2437 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
2438 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
2440 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
2441 (ix86_option_override_internal): Handle new options.
2442 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
2444 (ix86_expand_builtin): Handle new builtins.
2445 (ix86_additional_allocno_class_p): New.
2446 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
2447 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
2448 (reg_class): Add MOD4_SSE_REGS.
2449 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
2450 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
2451 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
2452 avx5124vnniwintrin.h.
2453 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
2454 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
2455 (define_mode_iterator IMOD4): New.
2456 (define_mode_attr imod4_narrow): Ditto.
2457 (define_insn "mov<mode>"): Ditto.
2458 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
2459 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
2460 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
2461 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
2462 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
2463 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
2464 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
2465 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
2466 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
2467 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
2468 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
2469 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
2470 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
2471 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
2472 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
2473 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
2474 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
2475 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
2476 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
2477 * genmodes.c (mode_size_inline): Extend return type.
2478 * machmode.h (mode_size, mode_base_align): Extend type.
2480 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
2483 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
2484 the appropriate checks for SFmode/DFmode load/stores in GPR
2486 (fusion_addis_mem_combo_store): Likewise.
2487 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
2488 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
2489 d-form instructions for traditional Altivec registers.
2490 (emit_fusion_p9_load): Likewise.
2491 (emit_fusion_p9_store): Likewise.
2492 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
2493 early clobber from scratch register. Do not match if the register
2494 being stored is the scratch register.
2495 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
2496 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
2497 instructions for traditional Altivec registers.
2498 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
2499 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
2500 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
2502 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
2505 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
2506 being live in the function and lr needing to be saved. Distinguish
2507 between already saved pushable registers and registers to push.
2508 Check for LR being an available pushable register.
2510 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2512 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
2513 string input is a string constant.
2514 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
2515 via cmpstrnsi even if neither string is constant.
2517 2016-11-17 Jakub Jelinek <jakub@redhat.com>
2520 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
2521 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
2522 instead, return false if it is NULL, or doesn't fit into uhwi, or
2523 is larger or equal to targetm.max_anchor_offset.
2525 2016-11-17 Pip Cet <pipcet@gmail.com>
2526 Eric Botcazou <ebotcazou@adacore.com>
2528 PR rtl-optimization/78355
2529 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
2530 needs to deal with unaligned accesses.
2531 * doc/tm.texi: Regenerate.
2532 * lra-constraints.c (simplify_operand_subreg): Only invoke
2533 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
2535 2016-11-17 David Malcolm <dmalcolm@redhat.com>
2537 * input.c (selftest::test_lexer_string_locations_long_line): New
2539 (selftest::test_lexer_string_locations_raw_string_multiline): New
2541 (selftest::input_c_tests): Call the new functions, via
2542 for_each_line_table_case.
2544 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2546 * config/aarch64/aarch64.md (mov<mode>): Call
2547 aarch64_split_dimode_const_store on DImode constant stores.
2548 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
2550 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
2553 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2554 Richard Biener <rguenther@suse.de>
2556 PR tree-optimization/77848
2557 * tree-if-conv.c (tree_if_conversion): Always version loops unless
2558 the user specified -ftree-loop-if-convert.
2560 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
2563 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
2564 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
2565 *thumb2_strd_base_neg): Recognize insn regardless of
2566 current_tune->prefer_ldrd_strd.
2567 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
2570 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
2572 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
2575 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
2577 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
2579 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
2580 * config/arc/arc-cpus.def (quarkse_em): Add.
2581 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
2582 * config/arc/arc-opts.h (FPX_QK): Define.
2583 * config/arc/arc-tables.opt: Regenerate.
2584 * config/arc/arc.c (gen_compare_reg): Change.
2585 (arc_register_move_cost): Avoid Dy,Dx moves.
2586 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
2587 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
2588 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
2590 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
2591 (fix_truncsfsi2_fpu): Rename.
2592 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
2593 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
2594 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
2595 * config/arc/t-multilib: Regenerate.
2597 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
2599 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
2601 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
2602 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
2603 (avr_rtx_costs_1, extra_constraint_Q): Same.
2604 (avr_address_cost): Use SUBREG_P if possible.
2606 2016-11-17 Richard Biener <rguenther@suse.de>
2609 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
2610 non-local goto into CFG.
2612 2016-11-17 Richard Biener <rguenther@suse.de>
2614 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
2615 backward compatibility.
2616 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
2617 * tree-if-conv.c (pass_if_conversion::gate): Do not test
2618 flag_tree_loop_if_convert_stores.
2619 (pass_if_conversion::execute): Likewise.
2621 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2623 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
2624 const_double code before calling aarch64_float_const_zero_rtx_p.
2626 2016-11-17 Richard Biener <rguenther@suse.de>
2628 PR tree-optimization/78306
2629 * ipa-inline-analysis.c (initialize_inline_failed): Do not
2630 inhibit inlining if function calls cilk_spawn.
2631 (can_inline_edge_p): Likewise.
2633 2016-11-17 Richard Biener <rguenther@suse.de>
2636 * fold-const.c (negate_expr_p): Fix multiplication case.
2638 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
2641 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
2643 (TARGET_INIT_LIBFUNCS): Delete definition and...
2644 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
2647 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
2649 * config/netbsd-stdint.h: New.
2650 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
2651 (x86_64-*-netbsd*): Likewise.
2653 2016-11-16 Andrew PInski <apinski@cavium.com>
2655 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
2656 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
2657 flag_aarch64_verbose_cost instead of checking for details dump.
2658 (aarch64_rtx_costs_wrapper): Likewise.
2660 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2662 PR rtl-optimization/78378
2663 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
2664 inner only if pos is 0. Fix up formatting.
2666 2016-11-17 Alan Modra <amodra@gmail.com>
2668 PR rtl-optimization/78325
2669 PR rtl-optimization/70890
2670 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
2673 2016-11-16 Jason Merrill <jason@redhat.com>
2675 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
2677 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2678 Richard Biener <rguenther@suse.de>
2680 PR tree-optimization/77848
2681 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
2682 an outer loop, only save basic block aux information for the inner
2684 (versionable_outer_loop_p): New function.
2685 (tree_if_conversion): Version the outer loop instead of the inner
2686 one if the pattern will be recognized for outer-loop
2689 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
2691 * gcc/bb-reorder.c: Remove 'toplev.h' include.
2692 (pass_partition_blocks::gate): No longer check
2693 user_defined_section_attribute, instead check the function decl
2694 for a section attribute.
2695 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
2696 set user_defined_section_attribute.
2697 * gcc/final.c (rest_of_handle_final): Likewise.
2698 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
2699 * gcc/toplev.h: Remove declaration of
2700 user_defined_section_attribute.
2702 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2704 * config/mips/mips.md (casesi_internal_mips16_<mode>):
2705 Explicitly switch between JR and JRC for the table jump. Adjust
2708 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2710 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
2711 `insn_count' to 11 rather than 16.
2713 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2715 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
2716 `ltu' rather than `leu' operation in the RTL pattern
2718 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2720 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
2721 missing <d> instruction prefixes throughout. Correct
2724 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2726 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
2727 rather than R_MIPS_JALR relocation in microMIPS code. Do not
2728 cancel short delay slots in PIC call relaxation.
2730 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
2732 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
2733 general register with general register or ARM constant into SP
2736 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2739 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
2740 that loop->header == body_bb if broken_loop.
2742 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
2744 * tree-ssa-math-opts.c (bswap_replace): Remove test
2745 of SLOW_UNALIGNED_ACCESS.
2747 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
2749 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
2750 is selected. Pass -mgomp to offload compiler in OpenMP case.
2751 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
2752 declaration from nvptx.c.
2753 (nvptx_gen_shuffle): Declare.
2754 (nvptx_output_set_softstack): Declare.
2755 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
2756 (need_softstack_decl): New variable.
2757 (need_unisimt_decl): New variable.
2758 (diagnose_openacc_conflict): New. Use it...
2759 (nvptx_option_override): ...here. Handle TARGET_GOMP.
2760 (nvptx_encode_section_info): Handle "shared" attribute.
2761 (write_as_kernel): Restrict to OpenACC target regions.
2762 (init_softstack_frame): New.
2763 (nvptx_init_unisimt_predicate): New.
2764 (write_omp_entry): New. Use it...
2765 (nvptx_declare_function_name): ...here to emit OpenMP target region
2766 entrypoints. Handle TARGET_SOFT_STACK. Call
2767 nvptx_init_unisimt_predicate.
2768 (nvptx_output_set_softstack): New.
2769 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
2770 (nvptx_gen_shuffle): Export.
2771 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
2773 (nvptx_print_operand): Fix handling of instruction predicates.
2774 (nvptx_get_unisimt_master): New helper function.
2775 (nvptx_get_unisimt_predicate): Ditto.
2776 (nvptx_call_insn_is_syscall_p): Ditto.
2777 (nvptx_unisimt_handle_set): Ditto.
2778 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
2779 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
2780 (nvptx_handle_shared_attribute): New. Use it...
2781 (nvptx_attribute_table): ... here (new entry).
2782 (nvptx_record_offload_symbol): Handle NULL attributes.
2783 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
2784 (nvptx_simt_vf): New.
2785 (TARGET_SIMT_VF): Define.
2786 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
2787 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
2788 -muniform-simt option is active.
2789 (STACK_SIZE_MODE): Define.
2790 (FIXED_REGISTERS): Adjust.
2791 (SOFTSTACK_SLOT_REGNUM): New.
2792 (SOFTSTACK_PREV_REGNUM): New.
2793 (REGISTER_NAMES): Adjust.
2794 (struct machine_function): New fields.
2795 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
2796 (UNSPEC_VOTE_BALLOT): Ditto.
2797 (UNSPEC_LANEID): Ditto.
2798 (UNSPECV_NOUNROLL): Ditto.
2799 (atomic): New attribute.
2800 (predicable): New attribute. Generate predicated forms via
2802 (br_true): Mark as not predicable.
2804 (br_true_uni): Ditto.
2805 (br_false_uni): Ditto.
2807 (trap_if_true): Ditto.
2808 (trap_if_false): Ditto.
2809 (nvptx_fork): Ditto.
2810 (nvptx_forked): Ditto.
2811 (nvptx_joining): Ditto.
2812 (nvptx_join): Ditto.
2813 (nvptx_barsync): Ditto.
2814 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
2815 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
2816 (allocate_stack_<mode>): Remove unused pattern.
2817 (set_softstack_insn): New pattern.
2818 (restore_stack_block): Handle for TARGET_SOFT_STACK.
2819 (nvptx_vote_ballot): New pattern.
2820 (omp_simt_lane): Ditto.
2821 (omp_simt_last_lane): Ditto.
2822 (omp_simt_ordered): Ditto.
2823 (omp_simt_vote_any): Ditto.
2824 (omp_simt_xchg_bfly): Ditto.
2825 (omp_simt_xchg_idx): Ditto.
2826 (nvptx_nounroll): Ditto.
2827 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
2828 (atomic_exchange<mode>): Ditto.
2829 (atomic_fetch_add<mode>): Ditto.
2830 (atomic_fetch_addsf): Ditto.
2831 (atomic_fetch_<logic><mode>): Ditto.
2832 * config/nvptx/nvptx.opt (msoft-stack): New option.
2833 (muniform-simt): Ditto.
2835 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
2836 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
2837 * doc/invoke.texi (msoft-stack): Document.
2838 (muniform-simt): Document
2840 * doc/tm.texi: Regenerate.
2841 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
2842 * target.def: Define it.
2843 * target-insns.def (omp_simt_lane): New.
2844 (omp_simt_last_lane): New.
2845 (omp_simt_ordered): New.
2846 (omp_simt_vote_any): New.
2847 (omp_simt_xchg_bfly): New.
2848 (omp_simt_xchg_idx): New.
2850 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2852 * config/mips/mips-protos.h (mips_set_text_contents_type): New
2854 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
2855 (ASM_OUTPUT_CASE_END): Likewise.
2856 * config/mips/mips.c (mips_set_text_contents_type): New function.
2857 (mips16_emit_constants): Record the pool's initial label number
2858 with the `consttable' insn. Emit a `consttable_end' insn at the end.
2859 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
2860 for `consttable' insns.
2861 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
2862 for `consttable_end' insns.
2863 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
2864 (consttable): Add operand.
2865 (consttable_end): New insn.
2867 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
2869 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
2870 * tree-if-conv.c (tree_if_conversion): Make public.
2871 * * tree-if-conv.h: New file.
2872 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
2873 dynamic alias checks for epilogues.
2874 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
2875 * tree-vect-loop.c: include tree-if-conv.h.
2876 (new_loop_vec_info): Add zeroing orig_loop_info field.
2877 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
2878 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
2879 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
2880 using passed argument.
2881 (vect_transform_loop): Check if created epilogue should be returned
2882 for further vectorization with less vf. If-convert epilogue if
2883 required. Print vectorization success for epilogue.
2884 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
2885 if it is required, pass loop_vinfo produced during vectorization of
2886 loop body to vect_analyze_loop.
2887 * tree-vectorizer.h (struct _loop_vec_info): Add new field
2889 (LOOP_VINFO_ORIG_LOOP_INFO): New.
2890 (LOOP_VINFO_EPILOGUE_P): New.
2891 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
2892 (vect_do_peeling): Change prototype to return epilogue.
2893 (vect_analyze_loop): Add argument of loop_vec_info type.
2894 (vect_transform_loop): Return created loop.
2896 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
2898 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
2899 component as used also if LR_REGNO is a live input to the bb.
2900 * df-scan.c (df_get_entry_block_def_set): Return immediately after
2901 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
2902 (df_get_exit_block_use_set): Ditto.
2903 * df.h (df_scan_flags): New enum.
2904 * shrink-wrap.c (try_shrink_wrapping_separate): Set
2905 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
2906 df_update_entry_block_defs and df_update_exit_block_uses
2907 at the start; clear the flag and call those functions at the end.
2909 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2910 Alan Hayward <alan.hayward@arm.com>
2911 David Sherwood <david.sherwood@arm.com>
2913 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
2914 nb_iterations to the number of latch iterations rather than the
2915 number of loop iterations.
2917 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2918 Alan Hayward <alan.hayward@arm.com>
2919 David Sherwood <david.sherwood@arm.com>
2921 * combine.c (maybe_swap_commutative_operands): New function.
2922 (combine_simplify_rtx): Use it.
2923 (change_zero_ext): Likewise.
2924 (make_compound_operation_int): New function, split out of...
2925 (make_compound_operation): ...here. Use
2926 maybe_swap_commutative_operands for both.
2928 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
2930 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
2931 (neon-vfpv3): New FPU, currently an alias for 'neon'.
2932 * arm/arm-tables.opt: Regenerated.
2933 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
2935 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
2936 and 'neon' are aliases for specific implementations.
2938 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2939 Alan Hayward <alan.hayward@arm.com>
2940 David Sherwood <david.sherwood@arm.com>
2942 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
2943 and use it in the final call to gen_rtx_fmt_ee.
2944 (expand_vec_cond_expr): Update accordingly.
2945 (expand_vec_cmp_expr): Likewise.
2947 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2948 Alan Hayward <alan.hayward@arm.com>
2949 David Sherwood <david.sherwood@arm.com>
2951 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
2953 2016-11-16 Richard Biener <rguenther@suse.de>
2956 * gimplify.c (gimplify_function_tree): Do not instrument
2957 GNU extern inline functions.
2959 2016-11-16 Martin Liska <mliska@suse.cz>
2962 * gimplify.c (gimplify_switch_expr): Always save previous
2963 gimplify_ctxp->live_switch_vars.
2965 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
2967 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
2968 zero_extract operations to allow a movb to occur.
2969 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
2970 * testsuite/gcc.target/arc/movb-2.c: Likewise.
2971 * testsuite/gcc.target/arc/movb-5.c: Likewise.
2972 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
2975 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2976 Alan Hayward <alan.hayward@arm.com>
2977 David Sherwood <david.sherwood@arm.com>
2979 * expr.c (emit_group_load_1): Tighten check for whether an
2980 access involves only one operand of a CONCAT. Use extract_bit_field
2981 for constants if the bit range does span the whole operand.
2983 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2984 Alan Hayward <alan.hayward@arm.com>
2985 David Sherwood <david.sherwood@arm.com>
2987 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
2989 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2990 Alan Hayward <alan.hayward@arm.com>
2991 David Sherwood <david.sherwood@arm.com>
2993 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
2994 all three iteration counts with an any_* test. Use a single update
2995 for each count. Fix the calculation of nb_iterations_estimate.
2997 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2999 * config/pdp11/pdp11.c: Include dbxout.h.
3001 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3003 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
3005 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3008 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
3009 proper ranges for an SBFX instruction.
3010 (extzv_t2): Likewise for UBFX.
3012 2016-11-16 Richard Biener <rguenther@suse.de>
3014 PR tree-optimization/78348
3015 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
3016 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
3017 (classify_partition): Set PKIND_MEMCPY if dependence analysis
3018 revealed no dependency, PKIND_MEMMOVE otherwise.
3020 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3023 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
3024 it points to non-NULL tree, use it instead of ubsan_create_data.
3025 (instrument_si_overflow): Handle vector signed integer overflow
3027 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
3028 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
3029 vector IFN_UBSAN_CHECK_*.
3030 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
3031 pass it through to ubsan_build_overflow_builtin.
3032 (expand_neg_overflow, expand_mul_overflow): Likewise.
3033 (expand_vector_ubsan_overflow): New function.
3034 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
3035 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
3036 (expand_arith_overflow): Adjust expand_*_overflow callers.
3038 2016-11-16 Matthias Klose <doko@ubuntu.com>
3040 * doc/install.texi: Remove references to java/libjava.
3042 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
3044 * tree-ssa-coalesce.c (register_default_def): Remove
3045 register_ssa_partition.
3046 (create_outofssa_var_map): Likewise.
3047 * tree-ssa-live.c (register_ssa_partition_check): Remove.
3048 * tree-ssa-live.h (register_ssa_partition): Likewise.
3050 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
3052 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
3053 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
3054 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
3055 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
3056 rtx when all sub-rtx are also permanent.
3057 (attr_eq): Simplify.
3058 (attr_copy_rtx): Remove.
3059 (make_canonical, get_attr_value): Use attr_equal_p.
3060 (copy_boolean): Rehash NOT.
3061 (simplify_test_exp_in_temp,
3062 optimize_attrs): Remove call to attr_copy_rtx.
3063 (attr_alt_intersection, attr_alt_union,
3064 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
3065 (make_automaton_attrs): Use attr_eq.
3067 2016-11-15 Matthias Klose <doko@ubuntu.com>
3069 * doc/install.texi: Remove references to java/libjava.
3070 * doc/sourcebuild.texi: Likewise.
3071 * doc/invoke.texi: Likewise.
3072 * doc/standards.texi: Likewise.
3074 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3075 Alan Hayward <alan.hayward@arm.com>
3076 David Sherwood <david.sherwood@arm.com>
3078 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
3080 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3081 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3082 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3083 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3084 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3085 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3086 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3088 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3089 Alan Hayward <alan.hayward@arm.com>
3090 David Sherwood <david.sherwood@arm.com>
3092 * dce.c (check_argument_store): Pass the size instead of
3093 the memory reference.
3094 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
3096 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3097 Alan Hayward <alan.hayward@arm.com>
3098 David Sherwood <david.sherwood@arm.com>
3100 * alias.c (canon_rtx): Use simplify_gen_binary.
3102 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3103 Alan Hayward <alan.hayward@arm.com>
3104 David Sherwood <david.sherwood@arm.com>
3106 * rtl.h (load_extend_op): Declare.
3107 * rtlanal.c (load_extend_op): New function.
3108 (nonzero_bits1): Use it.
3109 (num_sign_bit_copies1): Likewise.
3110 * cse.c (cse_insn): Likewise.
3111 * fold-const.c (fold_single_bit_test): Likewise.
3112 (fold_unary_loc): Likewise.
3113 * fwprop.c (free_load_extend): Likewise.
3114 * postreload.c (reload_cse_simplify_set): Likewise.
3115 (reload_cse_simplify_operands): Likewise.
3116 * combine.c (try_combine): Likewise.
3117 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
3118 subreg_lowpart_p checks.
3120 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3121 Alan Hayward <alan.hayward@arm.com>
3122 David Sherwood <david.sherwood@arm.com>
3124 * combine.c (simplify_shift_const_1): Use the number of bits
3125 in the inner mode to determine the range of the shift.
3126 When handling shifts of vectors, skip any rules that apply
3129 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3130 Alan Hayward <alan.hayward@arm.com>
3131 David Sherwood <david.sherwood@arm.com>
3133 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
3136 2016-11-15 Matthias Klose <doko@ubuntu.com>
3138 * doc/install.texi: Remove references to gcj/libjava.
3139 * doc/invoke.texi: Likewise.
3141 2016-11-15 Jeff Law <law@redhat.com>
3143 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
3144 parameter. Callers changed.
3145 (check-subpath_and_update_thread_path): Extracted from
3146 fsm_find_control_statement_thread_paths.
3147 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
3148 (handle_phi, handle_assignment): Allow any constant node, not
3151 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
3153 * config/arc/arc-arch.h: New file.
3154 * config/arc/arc-arches.def: Likewise.
3155 * config/arc/arc-cpus.def: Likewise.
3156 * config/arc/arc-options.def: Likewise.
3157 * config/arc/t-multilib: Likewise.
3158 * config/arc/genmultilib.awk: Likewise.
3159 * config/arc/genoptions.awk: Likewise.
3160 * config/arc/arc-tables.opt: Likewise.
3161 * config/arc/driver-arc.c: Likewise.
3162 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
3163 * common/config/arc/arc-common.c (arc_handle_option): Trace
3165 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
3166 options; check for supported cpu against arc-cpus.def file.
3167 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
3168 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
3169 * config/arc/arc-c.def: Add emacs local variables.
3170 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
3171 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
3172 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
3173 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
3174 (DEFAULT_arc_fpu_build): Define.
3175 (DEFAULT_arc_mpy_option): Define.
3176 * config/arc/arc-protos.h (arc_init): Delete.
3177 * config/arc/arc.c (arc_cpu_name): New variable.
3178 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
3179 (arc_arc700, arc_arc600, arc_arc601): New variable.
3180 (arc_init): Add static; remove selection of default tune value,
3181 cleanup obsolete error messages.
3182 (arc_override_options): Make use of .def files for selecting the
3183 right cpu and option configurations.
3184 * config/arc/arc.h (stdbool.h): Include.
3185 (TARGET_CPU_DEFAULT): Define.
3186 (CPP_SPEC): Remove mcpu=NPS400 handling.
3187 (arc_cpu_to_as): Declare.
3188 (EXTRA_SPEC_FUNCTIONS): Define.
3189 (OPTION_DEFAULT_SPECS): Likewise.
3190 (ASM_DEFAULT): Remove.
3191 (ASM_SPEC): Use arc_cpu_to_as.
3192 (DRIVER_SELF_SPECS): Remove deprecated options.
3193 (arc_base_cpu): Declare.
3194 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
3195 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
3197 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
3198 * config/arc/arc.md (attr_cpu): Remove.
3199 * config/arc/arc.opt (mno-mpy): Deprecate.
3200 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
3201 (mcpu=ARCHS): Remove.
3202 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
3204 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
3205 (arc_fpu): Use new defines.
3206 (mpy-option): Change to use numeric or string like inputs.
3207 * config/arc/t-arc (driver-arc.o): New target.
3208 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
3209 * config/arc/t-arc-newlib: Delete.
3210 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
3211 * doc/invoke.texi (ARC): Update arc options.
3213 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
3215 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
3216 insn at the beginning of the constant pool.
3217 (mips_insert_insn_pseudos): New function.
3218 (mips_machine_reorg2): Call it.
3219 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
3220 UNSPEC_INSN_PSEUDO enum values.
3221 (insn_pseudo, consttable): New insns.
3223 2016-11-15 Michael Matz <matz@suse.de>
3225 PR missed-optimization/77881
3226 * combine.c (simplify_comparison): Remove useless subregs
3227 also inside the loop, not just after it.
3228 (make_compound_operation): Recognize some subregs as being
3231 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3232 Alan Hayward <alan.hayward@arm.com>
3233 David Sherwood <david.sherwood@arm.com>
3235 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
3238 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3240 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
3241 for using xxinsertw and vinsert{b,h} on ISA 3.0.
3243 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
3244 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
3245 vinsert{b,h} on ISA 3.0.
3247 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
3249 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
3250 and cmpnop in two steps: first the ones not accessed in original gimple
3251 expression in a endian independent way and then the ones not accessed
3252 in the final result in an endian-specific way.
3253 (bswap_replace): Stop doing big endian adjustment.
3255 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
3257 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
3258 (*ashl<mode>3_doubleword): Ditto.
3260 2016-11-14 Martin Liska <mliska@suse.cz>
3262 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
3264 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
3265 Richard Biener <rguenther@suse.de>
3267 * doc/invoke.texi (fgimple): Document.
3268 * dumpfile.h (TDF_GIMPLE): Add.
3269 * dumpfile.c (dump_options): Add gimple.
3270 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
3272 (dump_gimple_label): Likewise.
3273 (dump_gimple_phi): Likewise.
3274 (dump_gimple_bb_header): Likewise.
3275 (dump_phi_nodes): Likewise.
3276 (pp_cfg_jump): Likewise. Pass in dump flags.
3277 (dump_implicit_edges): Adjust.
3278 * passes.c (pass_init_dump_file): Do not dump function header
3280 * tree-cfg.c (dump_function_to_file): Dump function return type
3281 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
3283 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
3284 (dump_generic_node): Likewise.
3285 * function.h (struct function): Add pass_startwith member.
3286 * passes.c (execute_one_pass): Implement startwith.
3287 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
3288 and assign proper version for parsed ssa names.
3289 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
3290 * internal-fn.c (expand_PHI): New function.
3291 * internal-fn.h (expand_PHI): Declared here.
3292 * internal-fn.def: New defination for PHI.
3293 * tree-cfg.c (lower_phi_internal_fn): New function.
3294 (build_gimple_cfg): Call it.
3295 (verify_gimple_call): Condition for passing label as arg in internal
3297 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
3298 present PHIs with arguments.
3300 2016-11-14 Martin Liska <mliska@suse.cz>
3303 * common.opt: Add prefer-atomic as a new enum value for
3305 * coretypes.h: Likewise.
3306 * doc/invoke.texi: Document the new option value.
3307 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
3308 * tree-profile.c (tree_profiling): Select default value
3309 of -fprofile-update when 'prefer-atomic' is selected.
3311 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3313 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
3314 (cortex_a57_alu_shift): ...here.
3316 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3318 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
3320 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
3321 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
3322 (<optab>si3_insn_uxtw): Likewise.
3323 (<optab><mode>3_insn): Likewise.
3324 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
3325 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
3326 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
3327 (<optab><mode>): Likewise.
3328 (insv<mode>): Likewise.
3329 (andim_ashift<mode>_bfiz): Likewise.
3330 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
3331 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
3332 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
3333 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
3334 (exynos_m1_alu_p): Likewise.
3335 * config/arm/types.md: Add bfx.
3336 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
3338 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3340 * config/aarch64/aarch64.c (cortexa57_vector_cost):
3341 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
3343 2016-11-14 Richard Biener <rguenther@suse.de>
3345 PR tree-optimization/78312
3346 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
3347 flow-sensitive info.
3349 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
3352 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
3353 * config/avr/avr.opt (-mabsdata): New option.
3354 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
3355 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
3356 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
3357 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
3358 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
3359 spec depending on AVR_ISA_LDS.
3360 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
3362 2016-11-13 Jakub Jelinek <jakub@redhat.com>
3364 * match.pd: Don't try to compare addresses of variables with
3367 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
3369 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
3370 (propagate_vr_accross_jump_function): Handle unary expressions.
3371 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3372 (load_from_param_1): New.
3373 (load_from_unmodified_param): Factor common part into load_from_param_1.
3374 (load_from_param): New.
3375 (compute_complex_assign_jump_func): Handle unary expressions.
3376 (update_jump_functions_after_inlining): Likewise.
3377 (ipa_write_jump_function): Likewise.
3378 (ipa_read_jump_function): Likewise.
3380 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3383 * doc/invoke.texi: Document Wrestrict.
3384 * pretty-print.c (pp_format): Add case for "Z" specifier.
3385 (test_pp_format): Test "Z" specifier.
3387 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
3389 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
3390 original function needs a static chain.
3392 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
3395 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
3398 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
3401 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
3402 return early if !optional_tbtab.
3404 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
3406 PR rtl-optimization/59461
3407 * doc/rtl.texi (paradoxical subregs): Add missing word.
3408 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
3409 in modes with precision larger than that of last_set_mode.
3410 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
3411 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
3412 REGs to paradoxical SUBREGs.
3413 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
3414 larger than a word before invoking LOAD_EXTEND_OP on it.
3416 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3419 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
3420 element order for little endian ordering.
3422 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
3423 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
3426 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
3429 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
3430 when calculating operand 2.
3431 (rotate to rotatex zext splitter): Ditto.
3433 2016-11-11 Jeff Law <law@redhat.com>
3435 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
3437 (stmt_uses_name_in_undefined_way): New function, extracted from
3438 find_implicit_erroneous_behavior and extended for div/mod case.
3439 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
3440 find_explicit_erroneous_behavior and extended for div/mod case.
3441 (find_implicit_erroneous_behavior): Use new helper function.
3442 (find_explicit_erroneous_behavior): Use new helper function.
3444 2016-11-11 Richard Biener <rguenther@suse.de>
3446 PR tree-optimization/71575
3447 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
3450 2016-11-11 Richard Biener <rguenther@suse.de>
3453 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
3454 about uninitialized destination arg of BIT_INSERT_EXPR.
3456 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
3459 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
3460 terminology. Expand to remove ambiguity.
3462 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
3464 PR rtl-optimization/78232
3465 * combine.c (try_combine): Add a big comment about why reusing i2dest
3467 (change_zero_ext): Do not call simplify_gen_binary, do the
3468 simplifications manually.
3470 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
3472 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
3473 enable HImode and QImode to go in vector registers by default if
3474 the -mvsx-small-integer option is enabled.
3475 (rs6000_secondary_reload_simple_move): Likewise.
3476 (rs6000_preferred_reload_class): Don't force integer constants to
3477 be loaded into vector registers that we can easily make into
3478 memory (or being created in the GPRs and moved over with direct move).
3479 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
3480 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
3481 vector extraction on ISA 3.0 when the scalar integer can be
3482 allocated in vector registers. Generate the VEC_SELECT directy,
3483 and don't use UNSPEC's to avoid having the scalar type in a vector
3484 register. Make the expander target registers, and let the
3485 combiner fold in results storing to memory, if the machine
3487 (vsx_extract_<mode>_di): Likewise.
3488 (vsx_extract_<mode>_p9): Likewise.
3489 (vsx_extract_<mode>_di_p9): Likewise.
3490 (vsx_extract_<mode>_store_p9): Likewise.
3491 (vsx_extract_si): Likewise.
3492 (vsx_extract_<mode>_p8): Likewise.
3493 (p9_lxsi<wd>zx): Delete, no longer used.
3494 (p9_stxsi<wd>x): Likewise.
3495 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
3496 integers in vector registers for ISA 3.0.
3497 (QHI): Update comment.
3498 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
3499 vector extract instructions in sign/zero extend.
3500 (zero_extendhi<mode>): Likewise.
3501 (extendqi<mode>): Likewise.
3502 (extendhi<mode>2): Likewise.
3503 (HImode splitter for load/sign extend in vector register): Likewise.
3504 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
3505 optimizing floating point conversions to/from small data types and
3506 rewrite it to support QImode/HImode being allowed in vector
3507 registers on ISA 3.0.
3508 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
3509 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
3510 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
3511 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
3512 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
3513 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
3514 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
3515 VSPLITISW on ISA 2.07.
3516 (movhi_internal): Combine movhi_internal and movqi_internal into
3517 one mov<mode>_internal with an iterator. Add support for QImode
3518 and HImode being allowed in vector registers. Make large number
3519 of attributes and constraints easier to read.
3520 (movqi_internal): Likewise.
3521 (mov<mode>_internal): Likewise.
3522 (movdi_internal64): Fix constraint to allow loading -16..15 with
3523 VSPLITISW on ISA 2.07.
3524 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
3527 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
3529 PR rtl-optimization/78241
3530 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
3531 but emit initial peel copy if niter expr is not reliable.
3533 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
3535 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
3536 (maybe_record_trace_start): If the CFI is different on the new and
3537 old paths, print out both to the dump file before ICEing.
3539 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
3541 * target.def (additional_allocno_class_p): New.
3542 * hooks.h (hook_bool_reg_class_t_false): New prototype.
3543 * hooks.c (hook_bool_reg_class_t_false): New.
3544 * ira.c (setup_allocno_and_important_classes): Use the new hook.
3545 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
3546 * doc/tm.texi: Update.
3548 2016-11-10 Jason Merrill <jason@redhat.com>
3550 * gengtype.c (new_structure): Append to structures list.
3551 (find_structure): Likewise.
3553 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
3555 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
3556 this_dir is 2. Check for this_dir non-zero before dir != this_dir
3559 2016-11-10 Jakub Jelinek <jakub@redhat.com>
3561 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
3562 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
3564 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
3565 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
3566 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
3567 teams distribute parallel for simd even to distribute and teams
3568 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
3569 OMP_CLAUSE_DEPEND_SINK case.
3570 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
3571 (omp_no_lastprivate): Removed.
3572 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
3573 (gimplify_omp_for): Likewise.
3574 (computable_teams_clause): Fail for automatic vars from current
3575 function not yet seen in bind expr.
3576 * langhooks.c (lhd_omp_scalar_p): New function.
3577 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
3578 * varpool.c (varpool_node::get_create): Set node->offloading
3579 even for DECL_EXTERNAL decls.
3580 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
3581 (LANG_HOOKS_OMP_SCALAR_P): Define.
3582 (LANG_HOOKS_DECLS): Use it.
3584 2016-11-10 Martin Liska <mliska@suse.cz>
3587 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
3588 only when SWITCH_BODY is a BIND_EXPR.
3590 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
3593 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
3594 on the context only when it has no DIE yet.
3596 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
3598 * arm.h (target_cpus): Delete.
3599 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
3600 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
3601 (all_architectures): Likewise.
3602 (arm_option_override): Adjust use of CPU enums.
3603 (arm_sched_reorder): Likewise.
3604 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
3605 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
3606 * arm/genopt.sh (processor_type): Prefix enumeration entries with
3608 * arm-tables.opt: Regenerated.
3610 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
3612 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
3614 * config/aarch64/aarch64-tune.md: Regenerated.
3615 * config/arm/arm-cores.def (falkor): New core.
3616 * config/arm/arm-tables.opt: Regenerated.
3617 * config/arm/arm-tune.md: Regenerated.
3618 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
3619 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
3620 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
3621 (ARM Options/-mtune): Likewise.
3623 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
3626 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3628 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
3629 (propagate_vr_accross_jump_function): Likewise.
3630 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3631 (load_from_param_1): New.
3632 (load_from_unmodified_param): Factor common part into load_from_param_1.
3633 (load_from_param): New.
3634 (compute_complex_assign_jump_func): Handle unary expressions.
3635 (ipa_write_jump_function): Likewise.
3636 (ipa_read_jump_function): Likewise.
3638 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
3640 * simplify-rtx.c (simplify_binary_operation_1): Simplify
3641 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
3642 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
3645 2016-11-09 David Malcolm <dmalcolm@redhat.com>
3647 * print-rtl-function.c: Include varasm.h.
3648 (print_any_param_name): New function.
3649 (print_param): New function.
3650 (print_rtx_function): Call print_param for each argument.
3651 * print-rtl.c (rtx_writer::finish_directive): New function.
3652 * print-rtl.h (rtx_writer::finish_directive): New decl.
3654 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
3657 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
3658 operand 0 as earlyclobber.
3659 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
3661 2016-11-09 Martin Liska <mliska@suse.cz>
3663 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
3665 2016-11-09 Jakub Jelinek <jakub@redhat.com>
3668 * builtins.c (expand_builtin_memcmp): Formatting fix.
3670 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
3671 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
3672 or of them, renumber other enumerators.
3673 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
3674 * doc/invoke.texi: Document -fsanitize=shift-base and
3675 -fsanitize-shift-exponent, document -fsanitize=shift as
3676 having those 2 suboptions.
3678 2016-11-09 Richard Biener <rguenther@suse.de>
3680 * fold-const.c (tree_swap_operands_p): Remove unused arg.
3681 * fold-const.c (tree_swap_operands_p): Likewise.
3682 (fold_binary_loc): Adjust.
3683 (fold_ternary_loc): Likewise.
3684 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
3685 * gimple-fold.c (fold_stmt_1): Likewise.
3686 * gimple-match-head.c (gimple_resimplify2): Likewise.
3687 (gimple_resimplify3): Likewise.
3688 (gimple_simplify): Likewise.
3689 * tree-ssa-dom.c (record_equality): Likewise.
3690 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
3691 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3692 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
3694 2016-11-09 Richard Biener <rguenther@suse.de>
3696 * tree-ssa-dom.c (canonicalize_comparison): Remove.
3697 (optimize_stmt): Remove redundant pre-propagation canonicalization
3698 of comparison operand order.
3700 2016-11-09 Martin Liska <mliska@suse.cz>
3702 * fold-const-call.c (fold_const_call): Fix the folding.
3704 2016-11-09 Richard Biener <rguenther@suse.de>
3706 * common.opt (flag_evaluation_order): Remove.
3707 * expr.c (expand_operands): Remove code guarded by
3708 flag_evaluation_order.
3709 * fold-const.c (reorder_operands_p): Remove, it always returns
3711 (negate_expr_p): Remove calls to reorder_operands_p.
3712 (fold_negate_expr): Likewise.
3713 (tree_swap_operands_p): Likewise.
3714 (fold_binary_loc): Likewise.
3716 2016-11-09 Andreas Schwab <schwab@suse.de>
3719 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
3720 insns operating on a register.
3722 2016-11-09 Richard Biener <rguenther@suse.de>
3724 PR tree-optimization/78007
3725 * tree-vect-stmts.c (vectorizable_bswap): New function.
3726 (vectorizable_call): Call vectorizable_bswap for
3727 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
3729 2016-11-09 Richard Biener <rguenther@suse.de>
3731 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
3732 Look at the DR_BASE_ADDRESS object for forcing alignment.
3734 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3736 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
3737 (propagate_vr_accross_jump_function): Likewise.
3738 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3739 (load_from_param_1): New.
3740 (load_from_unmodified_param): Factor common part into load_from_param_1.
3741 (load_from_param): New.
3742 (compute_complex_assign_jump_func): Handle unary expressions.
3743 (ipa_write_jump_function): Likewise.
3744 (ipa_read_jump_function): Likewise.
3746 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3749 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
3750 Also fold constant passed as argument while computing value range.
3751 (propagate_constants_accross_call): Pass param type.
3752 * ipa-prop.c: export ipa_get_callee_param_type.
3753 * ipa-prop.h: export ipa_get_callee_param_type.
3755 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
3757 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
3758 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
3760 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
3762 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
3763 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
3764 ASAN_STACK_MAGIC_MIDDLE.
3765 (asan_global_struct): Increase the size of fields.
3766 (asan_add_global): Add new field constructor.
3767 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
3768 __asan_version_mismatch_check_v8.
3770 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
3772 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
3775 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
3778 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
3779 Handle ASHIFT and LSHIFTRT.
3780 (dimode_scalar_chain::compute_convert_gain): Ditto.
3781 (dimode_scalar_chain::convert_insn): Ditto.
3783 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3785 * gimple-ssa-store-merging.c: Include selftest.h
3786 (verify_array_eq): New function.
3787 (verify_shift_bytes_in_array): Likewise.
3788 (verify_shift_bytes_in_array_right): Likewise.
3789 (verify_clear_bit_region): Likewise.
3790 (verify_clear_bit_region_be): Likewise.
3791 (store_merging_c_tests): Likewise.
3792 * selftest.h (store_merging_c_tests): Declare prototype.
3793 * selftest-run-tests.c (selftest::run_tests): Run
3794 store_merging_c_tests.
3796 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3798 * config/arm/arm.opt (mold-rtx-costs): Delete.
3799 (mnew-generic-costs): Delete.
3800 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
3801 * config/arm/arm.c (arm_rtx_costs_1): Delete.
3802 (arm_size_rtx_costs): Likewise.
3803 (arm_slowmul_rtx_costs): Likewise.
3804 (arm_fastmul_rtx_costs): Likewise.
3805 (arm_xscale_rtx_costs): Likewise.
3806 (arm_9e_rtx_costs): Likewise.
3807 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
3808 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
3809 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
3810 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
3811 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
3812 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
3813 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
3814 arm_cortex_m7_tune):
3815 Delete rtx_costs field.
3816 (arm_new_rtx_costs): Rename to...
3817 (arm_rtx_costs_internal): ... This.
3818 (arm_rtx_costs): Remove old way of doing rtx costs.
3820 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3822 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
3823 (arm_fastmul_tune): Likewise.
3824 (arm_strongarm_tune): Likewise.
3825 (arm_xscale_tune): Likewise.
3826 (arm_9e_tune): Likewise.
3827 (arm_marvell_pj4_tune): Likewise.
3828 (arm_v6t2_tune): Likewise.
3829 (arm_v6m_tune): Likewise.
3830 (arm_fa726te_tune): Likewise.
3832 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3834 PR tree-optimization/78234
3835 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
3838 2016-11-08 Martin Liska <mliska@suse.cz>
3841 * dbgcnt.def: Add new debug counter asan_use_after_scope.
3842 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
3843 with a value expr. Do not add artificial variables to
3844 live_switch_vars. Use the debug counter.
3845 (gimplify_target_expr): Use the debug counter.
3846 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
3847 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
3848 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
3850 2016-11-08 Richard Biener <rguenther@suse.de>
3852 * tree-vect-stmts.c (get_group_load_store_type): If the
3853 access is aligned do not trigger peeling for gaps.
3854 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
3855 force alignment of vars with DECL_USER_ALIGN.
3857 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
3859 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
3861 2016-11-08 Richard Biener <rguenther@suse.de>
3863 PR tree-optimization/78205
3864 * tree-vect-stmts.c (vectorizable_load): Move check whether
3865 we may run into gaps when BB vectorizing SLP permutations ...
3866 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
3867 here where we can do a more precise check.
3869 2016-11-08 Richard Biener <rguenther@suse.de>
3871 PR tree-optimization/78224
3872 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
3873 Split the fallthru edge in case its successor may have PHIs.
3874 Do not free dominance info.
3876 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3879 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
3880 EH info even for bzhi and pdep/pext.
3882 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
3884 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
3885 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
3887 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
3889 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
3891 * config/rs6000/vector.md (div<mode>3): Ditto.
3893 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
3895 * configure.ac (.hidden): Change to conftest_s string. Provide string
3897 (gcc_cv_ld_hidden): Yes for AIX.
3898 * configure: Regenerate.
3900 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
3902 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
3903 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
3904 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
3905 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
3906 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3907 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
3909 (rs6000_xcoff_visibility): New.
3910 (rs6000_xcoff_declare_function_name): Add visibility support.
3911 (rs6000_xcoff_asm_globalize_decl_name): New.
3912 (rs6000_xcoff_asm_output_aligned_decl_common): New.
3913 (rs6000_asm_weaken_decl): New.
3914 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
3915 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
3918 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
3921 * incpath.c (remove_dup): Also silently ignore EPERM.
3923 2016-11-07 Martin Jambor <mjambor@suse.cz>
3925 * tree.c (verify_type_variant): Use pointer comparison to check that
3926 TYPE_SIZE_UNIT match.
3928 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3931 * dse.c (dse_step5): Call scan_reads even if just
3932 insn_info->frame_read. Improve and fix dump file messages.
3935 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
3936 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
3938 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3941 * match.pd: Add following two patterns:
3942 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
3943 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
3945 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
3947 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
3948 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
3949 * rtl.h (duplicate_reg_notes): Declare.
3950 * rtlanal.c (duplicate_reg_note): New function.
3952 PR rtl-optimization/77309
3953 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
3954 don't assume an equality comparison for plain COMPARE.
3955 (simplify_comparison): Pass a more accurate code to
3956 make_compound_operation.
3958 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
3960 * target.def (compute_pressure_classes): New target hook.
3961 * doc/tm.texi.in: Document it.
3962 * doc/tm.texi: Regenerate.
3963 * ira.c (setup_pressure_classes): Call target hook if defined.
3965 2016-11-07 David Malcolm <dmalcolm@redhat.com>
3967 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
3969 (rtx_writer::print_rtx): In compact mode, omit trailing operands
3970 that have the default values.
3971 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
3973 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
3974 label string from expected dump.
3975 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
3978 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3981 * alias.c (nonoverlapping_memrefs_p): If one decl is
3982 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
3984 2016-11-07 Richard Biener <rguenther@suse.de>
3987 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
3990 2016-11-07 Richard Biener <rguenther@suse.de>
3992 PR tree-optimization/78218
3993 * gimple-ssa-store-merging.c
3994 (pass_store_merging::terminate_all_aliasing_chains):
3995 Drop unused argument, fix alias check to also consider uses.
3996 (pass_store_merging::execute): Adjust.
3998 2016-11-07 Richard Biener <rguenther@suse.de>
4000 PR tree-optimization/78228
4001 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
4004 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4007 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
4008 aarch64_simd_shift_imm_<mode> predicate for operand 1.
4009 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
4010 to restrict them to an appropriate range and add FAIL check if the
4011 region they specify is out of range. Delete useless constraint
4013 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
4014 2 and 3 to restrict their range and add pattern predicate.
4016 2016-11-07 Martin Liska <mliska@suse.cz>
4018 * asan.c (enum asan_check_flags): Move the enum to header file.
4019 (asan_init_shadow_ptr_types): Make type creation more generic.
4020 (shadow_mem_size): New function.
4021 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
4022 Rewritten stack unpoisoning code.
4023 (build_shadow_mem_access): Add new argument return_address.
4024 (instrument_derefs): Instrument local variables if use after scope
4025 sanitization is enabled.
4026 (asan_store_shadow_bytes): New function.
4027 (asan_expand_mark_ifn): Likewise.
4028 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
4029 * asan.h (enum asan_mark_flags): Moved here from asan.c
4030 (asan_protect_stack_decl): Protect all declaration that need
4032 (asan_sanitize_use_after_scope): New function.
4033 (asan_no_sanitize_address_p): Likewise.
4034 * cfgexpand.c (partition_stack_vars): Consider
4035 asan_sanitize_use_after_scope in condition.
4036 (expand_stack_vars): Likewise.
4037 * common.opt (-fsanitize-address-use-after-scope): New option.
4038 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
4039 Explain the parameter.
4040 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
4041 * gimplify.c (build_asan_poison_call_expr): New function.
4042 (asan_poison_variable): Likewise.
4043 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
4044 variables that have address taken.
4045 (gimplify_decl_expr): Likewise.
4046 (gimplify_target_expr): Likewise for C++ temporaries.
4047 (sort_by_decl_uid): New function.
4048 (gimplify_expr): Unpoison all variables for a label we can jump
4049 from outside of a scope.
4050 (gimplify_switch_expr): Unpoison variables defined in the switch
4052 (gimplify_function_tree): Clear asan_poisoned_variables.
4053 (asan_poison_variables): New function.
4054 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
4055 * internal-fn.c (expand_ASAN_MARK): New function.
4056 * internal-fn.def (ASAN_MARK): Declare.
4057 * opts.c (finish_options): Handle -fstack-reuse if
4058 -fsanitize-address-use-after-scope is enabled.
4059 (common_handle_option): Enable address sanitization if
4060 -fsanitize-address-use-after-scope is enabled.
4061 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
4063 * params.h: Likewise.
4064 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
4065 * sanitizer.def: Define __asan_poison_stack_memory and
4066 __asan_unpoison_stack_memory functions.
4067 * asan.c (asan_mark_poison_p): New function.
4068 (transform_statements): Handle asan_mark_poison_p calls.
4069 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
4071 2016-11-07 Tamar Christina <tamar.christina@arm.com>
4074 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
4076 2016-11-07 Martin Liska <mliska@suse.cz>
4078 * tree-profile.c (gimple_gen_time_profiler): Set proper type
4079 to time_profiler_counter_ptr.
4081 2016-11-07 Richard Biener <rguenther@suse.de>
4083 PR tree-optimization/37150
4084 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
4086 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
4087 (vect_analyze_slp_cost_1): Account for the real number of
4088 permutations emitted and for dead loads.
4089 (vect_transform_slp_perm_load): Add n_perms parameter counting
4090 the number of emitted permutations.
4091 * tree-vect-stmts.c (vectorizable_load): Adjust.
4093 2016-11-07 Richard Biener <rguenther@suse.de>
4095 PR tree-optimization/78189
4096 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
4097 alignment computation.
4099 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
4101 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
4103 2016-11-05 Martin Sebor <msebor@redhat.com>
4105 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
4108 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
4112 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
4114 2016-11-04 Jakub Jelinek <jakub@redhat.com>
4117 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
4118 doesn't have rtl set.
4120 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4122 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
4123 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
4124 rs6000_gimple_fold_builtin.
4125 (rs6000_gimple_fold_builtin): New function. Add handling for
4126 early expansion of vector addition builtins.
4128 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4130 * expr.h (copy_blkmode_from_reg): Delete.
4131 * expr.c (copy_blkmode_from_reg): Make static.
4133 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4135 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
4136 * combine.c (LOAD_EXTEND_OP): Delete.
4137 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
4138 * cse.c (LOAD_EXTEND_OP): Delete.
4139 * fold-const.c (LOAD_EXTEND_OP): Likewise.
4140 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
4141 * postreload.c (LOAD_EXTEND_OP): Delete.
4142 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
4143 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
4144 (find_reloads): Likewise.
4145 * reload1.c (eliminate_regs_1): Likewise.
4146 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
4147 (num_sign_bit_copies1): Likewise.
4149 2016-11-04 David Malcolm <dmalcolm@redhat.com>
4151 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
4152 (selftest::ix86_test_dumping_hard_regs): New function.
4153 (selftest::ix86_run_selftests): New function.
4154 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
4155 selftest::ix86_run_selftests.
4156 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
4157 * doc/tm.texi: Regenerate
4158 * selftest-rtl.h: New file.
4159 * rtl-tests.c: Include "selftest-rtl.h".
4160 (selftest::assert_rtl_dump_eq): Make non-static.
4161 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
4162 (selftest::test_dumping_regs): Update comment.
4163 * selftest-run-tests.c: Include "target.h".
4164 (selftest::run_tests): If non-NULL, call
4165 targetm.run_target_selftests.
4166 * target.def (run_target_selftests): New hook.
4168 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4170 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
4171 representative core for this architecture.
4172 * config/arm/arm-cores.def (cortex-m33): Define new processor.
4173 * config/arm/arm-tables.opt: Regenerate.
4174 * config/arm/arm-tune.md: Likewise.
4175 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
4176 valid -mcpu options.
4177 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
4179 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4181 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
4182 representative core for this architecture.
4183 * config/arm/arm-cores.def (cortex-m23): Define new processor.
4184 * config/arm/arm-tables.opt: Regenerate.
4185 * config/arm/arm-tune.md: Likewise.
4186 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
4187 this tuning parameters apply to in the comment.
4188 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
4189 valid -mcpu options.
4190 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
4192 2016-11-04 Bin Cheng <bin.cheng@arm.com>
4194 * fold-const.c (fold_cond_expr_with_comparison): Remove call
4195 to pedantic_non_lvalue_loc. Remove useless code for lvalue
4196 where cond_expr can't be a lvalue.
4198 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
4200 * config/arc/arc.c (arc_process_double_reg_moves): Use
4202 * config/arc/arc.md (movsi_insn): Disable unsupported move
4203 instructions for ARCv2 cores.
4204 (movdi): Use prepare_move_operands.
4205 (movsf, movdf): Use move_dest_operand predicate.
4206 * config/arc/constraints.md (Chs): Enable when barrel shifter is
4208 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
4209 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
4211 (dexcl_3op_peep2_insn_nores): Likewise.
4212 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
4213 (LINK_COMMAND_SPEC): Remove.
4215 2016-11-04 Richard Biener <rguenther@suse.de>
4218 * loop-invariant.c (find_exits): Record entering inner
4219 loops as possibly exiting to handle infinite sub-loops.
4220 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
4221 (fill_always_executed_in_1): Honor infinite child loops.
4223 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4226 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
4227 has already been adjusted for endianness, so don't adjust it any
4231 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
4232 ICmode unless we have standard PowerPC floating point.
4233 * config/rs6000/rs6000.md (FP iterator): Likewise.
4234 (FMOVE128 iterator): Likewise.
4236 2016-11-03 Jakub Jelinek <jakub@redhat.com>
4237 Alexandre Oliva <aoliva@redhat.com>
4238 Jason Merrill <jason@redhat.com>
4242 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
4244 * langhooks.c (lhd_type_dwarf_attribute): New function.
4245 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
4246 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
4247 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
4248 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
4249 (check_qualified_type, check_aligned_type): Call it.
4250 * dwarf2out.c (modified_type_die): Don't use type_main_variant
4251 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
4252 check_base_type and check_lang_type.
4253 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
4254 return early. For pointer-to-data-member add DW_AT_use_location
4256 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
4258 (gen_type_die_with_usage): Don't use type_main_variant
4259 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
4260 check_base_type and check_lang_type. Formatting fixes. Call
4261 get_debug_type langhook.
4263 2016-11-03 Jason Merrill <jason@redhat.com>
4265 * tree.c (check_lang_type): New.
4266 (check_qualified_type): Use it.
4267 (check_aligned_type): Use it.
4268 * tree.h: Declare it.
4270 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
4272 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
4273 (arm*-freebsd*): Likewise.
4274 (arm*-*-netbsdelf*): Likewise.
4275 (arm*-*-linux*): Likewise.
4276 (arm*-*-uclinux*eabi*): Likewise.
4277 (arm*-*-phoenix*): Likewise.
4278 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
4279 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
4280 specified. Default to arm6 if target_cpu_cname is not set.
4281 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
4282 default cpu has been correctly configured.
4283 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
4284 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
4285 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
4286 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
4287 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
4288 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
4289 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
4291 2016-11-03 Jiong Wang <jiong.wang@arm.com>
4293 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
4294 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
4295 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
4296 (output_cfa_loc): Support DW_CFA_val_expression.
4297 (output_cfa_loc_raw): Likewise.
4298 (output_cfi): Likewise.
4299 (output_cfi_directive): Likewise.
4300 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
4301 (dw_cfi_oprnd2_desc): Likewise.
4302 (mem_loc_descriptor): Recognize new pattern generated for value
4305 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
4307 PR rtl-optimization/78186
4308 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
4309 well, when converting to IOR.
4311 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
4313 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
4314 (vec_interleave_highv8qi): Likewise.
4316 2016-11-03 Martin Liska <mliska@suse.cz>
4318 * profile.c (instrument_values): Fix coding style.
4319 (branch_prob): Use renamed function.
4320 * tree-profile.c (init_ic_make_global_vars): Likewise.
4321 (gimple_init_edge_profiler): Rename to
4322 gimple_init_gcov_profiler.
4323 tree_time_profiler_counter variable declaration.
4324 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
4326 * value-prof.h: Remove an argument.
4328 2016-11-03 Richard Biener <rguenther@suse.de>
4330 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
4331 symtab_node::get_create.
4333 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4335 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
4336 Move comments into more natural position.
4338 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
4340 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
4341 (PTRDIFF_TYPE): Define as int.
4343 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4345 * ccmp.c (expand_ccmp_expr_1): Adjust.
4346 (expand_ccmp_expr): Likewise.
4347 (expand_ccmp_next): Likewise.
4348 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
4349 (aarch64_gen_ccmp_first): Likewise.
4350 * doc/tm.texi: Regenerate.
4351 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
4352 (gen_ccmp_next): Likewise.
4354 2016-11-03 Bin Cheng <bin.cheng@arm.com>
4356 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
4357 (vect_is_simple_reduction): Swap cond_reduction by inversion.
4359 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
4361 * config/i386/i386.c (ix86_init_libfuncs): New. Call
4362 darwin_rename_builtins here.
4363 (ix86_expand_divmod_libfunc): New.
4364 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
4365 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
4367 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
4368 Nathan Sidwell <nathan@acm.org>
4370 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
4372 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
4374 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
4376 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
4377 to format MODE_INT and MODE_PARTIAL_INT literals.
4379 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
4382 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
4383 NULL if TARGET_SPE_ABI.
4385 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4387 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
4388 clear padding bits even when they're less than a byte.
4390 2016-11-02 Richard Biener <rguenther@suse.de>
4392 * gimple-ssa-store-merging.c: Include gimplify-me.h.
4393 (imm_store_chain_info::output_merged_stores): Force base_addr
4394 to be proper GIMPLE for a MEM_REF address.
4395 (pass_store_merging::execute): Restrict negative bitpos
4396 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
4397 check. Take into account non-NULL_TREE offset if the base
4398 is already addressable.
4400 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
4402 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
4404 (aarch64_be_crypto_sha1hv4si): New pattern.
4406 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
4408 * config/aarch64/aarch64.md (add<mode>3): Remove
4409 redundant code. Don't split frame based additions.
4411 2016-11-02 Richard Biener <rguenther@suse.de>
4413 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
4414 redundant val and dest members.
4415 (store_immediate_info::store_immediate_info): Adjust.
4416 (merged_store_group::merged_store_group): Adjust.
4417 (merged_store_group::apply_stores): Likewise.
4418 (struct imm_store_chain_info): Add base_addr field.
4419 (imm_store_chain_info::imm_store_chain_info): New constructor.
4420 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
4421 (imm_store_chain_info::output_merged_store): Likewise. Use
4422 addr_base which is already the address.
4423 (imm_store_chain_info::output_merged_stores): Likewise.
4424 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
4425 imm_store_chain_info instead of base. Fix alias check.
4426 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
4427 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
4428 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
4429 use the address of the base and adjust for other changes.
4431 2016-11-02 Martin Liska <mliska@suse.cz>
4433 * fold-const-call.c (host_size_t_cst_p): Test whether
4434 t is convertible to size_t.
4436 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4438 PR tree-optimization/78170
4439 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
4440 introduced by native_encode_expr on little-endian as well.
4442 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4444 PR tree-optimization/78162
4445 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
4448 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4450 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
4452 (aarch64_next_callee_save): Likewise.
4453 (aarch64_pushwb_single_reg): Likewise.
4454 (aarch64_gen_storewb_pair): Likewise.
4455 (aarch64_push_regs): Likewise.
4456 (aarch64_gen_loadwb_pair): Likewise.
4457 (aarch64_pop_regs): Likewise.
4458 (aarch64_gen_store_pair): Likewise.
4459 (aarch64_gen_load_pair): Likewise.
4460 (aarch64_save_callee_saves): Likewise.
4461 (aarch64_restore_callee_saves): Likewise.
4463 2016-11-02 Richard Biener <rguenther@suse.de>
4465 PR tree-optimization/78035
4466 PR tree-optimization/77964
4467 * gimple-pretty-print.c (pp_points_to_solution): Print
4468 vars_contains_interposable.
4469 * tree-ssa-alias.c: Include varasm.h.
4470 (ptrs_compare_unequal): Check vars_contains_interposable and
4471 decl_binds_to_current_def_p.
4472 (dump_points_to_solution): Dump vars_contains_interposable.
4473 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
4475 * tree-ssa-structalias.c: Include varasm.h.
4476 (set_uids_in_ptset): Record whether vars contains a
4477 not decl_binds_to_current_def_p variable in vars_contains_interposable.
4478 (ipa_escaped_pt): Update initializer.
4480 2016-11-02 Richard Biener <rguenther@suse.de>
4482 PR tree-optimization/78047
4483 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
4484 fake field at offset zero conservatively regarding to may_have_pointers.
4486 2016-11-02 Richard Biener <rguenther@suse.de>
4488 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
4489 infer_value_range on stmt ops and update value-ranges.
4490 Dump visited stmts and blocks.
4491 (evrp_dom_walker::push_value_range): Dump changes.
4492 (evrp_dom_walker::pop_value_range): Likewise.
4493 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
4495 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4497 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
4499 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
4501 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4503 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
4504 and adjust for that.
4505 * cfgrtl.h (delete_insn_chain): Adjust prototype.
4507 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4509 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
4511 (transcode_memory_rtx): Likewise.
4512 (move_to_acc): Likewise.
4513 (move_from_acc): Likewise.
4514 (move_acc_to_reg): Likewise.
4515 (move_to_x): Likewise.
4516 (move_to_hl): Likewise.
4517 (move_to_de): Likewise.
4518 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
4519 (rs6000_emit_savres_rtx): Likewise.
4520 (rs6000_emit_prologue): Likewise.
4521 * reorg.c (update_reg_unused_notes): Likewise.
4522 * rtl.h (remove_note): Adjust prototype.
4523 * rtlanal.c (remove_note): Make argument type rtx_insn *.
4525 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4527 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
4528 variables so some can be rtx_insn *.
4529 (alpha_emit_xfloating_libcall): Likewise.
4530 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
4531 (mips_legitimize_tls_address): Likewise.
4532 * optabs.c (expand_binop): Likewise.
4533 * reload1.c (gen_reload): Likewise.
4535 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4537 * reorg.c (relax_delay_slots): Split up the trial variable.
4539 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4541 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
4542 of variables rtx_insn *.
4543 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
4544 (legitimize_tls_address): Likewise.
4545 * config/bfin/bfin.c (hwloop_optimize): Likewise.
4546 (bfin_gen_bundles): Likewise.
4547 * config/c6x/c6x.c (reorg_split_calls): Likewise.
4548 (c6x_reorg): Likewise.
4549 * config/frv/frv.c (frv_reorder_packet): Likewise.
4550 * config/i386/i386.c (ix86_split_idivmod): Likewise.
4551 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
4552 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
4553 * config/mn10300/mn10300.c: Likewise.
4554 * config/rl78/rl78.c: Likewise.
4555 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
4556 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
4557 (sh_expand_cmpnstr): Likewise.
4558 (sh_expand_strlen): Likewise.
4559 (sh_expand_setmem): Likewise.
4560 * config/sh/sh.md: Likewise.
4561 * emit-rtl.c (emit_pattern_before): Likewise.
4562 * except.c: Likewise.
4563 * final.c: Likewise.
4566 2016-11-01 Jason Merrill <jason@redhat.com>
4568 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
4569 a COND_EXPR with constant condition.
4571 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4573 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
4574 and its initialization.
4576 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4578 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
4581 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4583 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
4584 argument, don't call add_linkage_name if it is true.
4585 (gen_variable_die): For C++ inline static data members, consider the
4586 initial call when old_die is NULL to be declaration and call
4587 add_name_and_src_coords_attributes in that case with true as
4588 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
4589 (gen_member_die): For C++ inline static data members, emit a
4590 definition DIE right away in DW_TAG_compile_unit context.
4592 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
4595 * config/pa/pa.md: Add new shift/add patterns to handle
4596 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
4598 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
4600 * config/xtensa/xtensa-protos.h
4601 (xtensa_use_return_instruction_p): New prototype.
4602 * config/xtensa/xtensa.c (xtensa_current_frame_size,
4603 xtensa_callee_save_size): Remove.
4604 (struct machine_function): Add new fields: current_frame_size,
4605 callee_save_size, frame_laid_out and epilogue_done.
4606 (compute_frame_size, xtensa_expand_prologue,
4607 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
4608 cfun->machine->callee_save_size and xtensa_current_frame_size
4609 with cfun->machine->current_frame_size.
4610 (compute_frame_size): Update cfun->machine->frame_laid_out and
4611 don't update frame layout after reload completion.
4612 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
4613 instead of zeroing xtensa_current_frame_size.
4614 (xtensa_use_return_instruction_p): New function.
4615 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
4617 (INITIAL_ELIMINATION_OFFSET): Use return value of
4618 compute_frame_size instead of xtensa_current_frame_size value.
4619 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
4620 function xtensa_use_return_instruction_p instead of inline code.
4622 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4624 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
4625 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
4626 * dwarf2out.c (rnglist_idx): New variable.
4627 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
4628 (DEBUG_RNGLISTS_SECTION): Define.
4629 (ranges_base_label): New variable.
4630 (size_of_die) <case dw_val_class_range_list>: If using
4631 DW_FORM_rnglistx, count size of uleb128 of range list index.
4632 (value_format) <case dw_val_class_range_list>: For
4633 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
4634 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
4635 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
4636 (add_ranges_num): Remove useless prototype. Don't multiply
4637 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
4638 for new fields added to dw_ranges struct.
4639 (add_ranges): Add maybe_new_sec argument and pass it
4640 through to add_ranges_num.
4641 (note_rnglist_head): New function.
4642 (add_ranges_by_labels): Pass true as maybe_new_sec to
4643 add_ranges_num, call note_rnglist_head on the head of the list.
4644 (output_ranges): Add function comment. Switch to
4645 .debug_ranges section here and emit .Ldebug_ranges0 label.
4646 (index_rnglists, output_rnglists): New functions.
4647 (gen_subprogram_die): Formatting fixes.
4648 (add_high_low_attributes): Don't divide offsets
4649 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
4650 first list element or when pointing into the middle of
4651 a list. Pass true as second argument to add_ranges on the
4652 first block fragment after cold/hot section switch.
4653 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
4654 section instead of .debug_ranges. Initialize
4655 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
4656 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
4657 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
4658 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
4659 Call output_rnglists for -gdwarf-5.
4660 (dwarf2out_c_finalize): Clear rnglist_idx.
4662 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
4664 * combine.c (simplify_compare_const): Add gcc_fallthrough.
4666 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
4667 Tamar Christina <tamar.christina@arm.com>
4669 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
4670 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
4671 (vmaxnmq_f32): Likewise.
4672 (vminnm_f32): Likewise.
4673 (vminnmq_f32): Likewise.
4674 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
4676 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
4679 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4681 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
4682 binary floating point types supported by the hardware except for
4684 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
4685 vector instruction for optimizing extracting a SImode from a
4686 V4SImode vector and converting it to floating point.
4687 (vsx_xvcvuxwdp_df): Likewise.
4688 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
4689 registers to be any VSX register. Move stores to the end of the
4691 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
4692 to optimize extracting a SImode from a V4SImode vector and
4693 converting it to a binary floating point type supported by the
4694 hardware. Use the vector converts instead of extracting the
4695 element, sign extending it, and then converting it to double.
4696 Other floating point types than double first convert to double,
4697 then the double is converted to that type.
4698 (vsx_extract_si_<uns>float_<mode>): Likewise.
4700 2016-10-31 Andrew Pinski <apinski@cavium.com>
4702 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
4703 Rewrite handling of part num to handle the case where
4704 multiple implementers share the same part num.
4706 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
4707 Jakub Jelinek <jakub@redhat.com>
4709 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
4710 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
4712 2016-10-31 Jakub Jelinek <jakub@redhat.com>
4714 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
4715 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
4716 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
4717 (is_cu_die, is_unit_die): Likewise.
4718 (should_move_die_to_comdat, break_out_comdat_types): Adjust
4719 comments for DWARF5 DW_UT_type units.
4720 (output_compilation_unit_header): Add UT argument, output
4721 start of DWARF5 .debug_info section header.
4722 (output_comp_unit): Add dwo_id argument. Adjust
4723 output_compilation_unit_header caller, for DW_UT_split_compile
4724 emit dwo_id field, otherwise padding1. Emit padding2 field.
4725 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
4726 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
4727 (output_skeleton_debug_sections): Add dwo_id argument, for
4728 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
4729 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
4730 DW_UT_type or DW_UT_split_type units rather than .debug_types.
4731 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
4732 DW_TAG_compile_unit for skeleton unit die. Don't add
4733 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
4734 address to output_comp_unit and output_skeleton_debug_sections.
4736 * dwarf2out.c (debug_line_str_section): New variable.
4737 (debug_line_str_hash): Likewise.
4738 (DEBUG_LINE_STR_SECTION): Define.
4739 (set_indirect_string): Handle DW_FORM_line_strp like
4741 (find_string_form): Fix up formatting.
4742 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
4744 (output_die): Handle DW_FORM_line_strp.
4745 (DWARF5_USE_DEBUG_LINE_STR): Define.
4746 (output_line_string): New function.
4747 (output_file_names): Add -gdwarf-5 support.
4748 (output_line_info): Likewise.
4749 (init_sections_and_labels): Initialize debug_line_str_section.
4750 (output_indirect_string): Change 2nd argument from void *
4751 to enum dwarf_form form, compare with form rather than
4753 (output_indirect_strings): Pass DW_FORM_strp to
4754 output_indirect_string traversion.
4755 (dwarf2out_finish): Output .debug_line_str strings.
4756 (dwarf2out_c_finalize): Clear debug_line_str_section and
4757 debug_line_str_hash.
4759 2016-10-31 Tom Tromey <tom@tromey.com>
4762 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
4763 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
4764 DW_OP_GNU_push_tls_address case.
4765 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
4767 2016-10-31 Jakub Jelinek <jakub@redhat.com>
4769 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
4770 for frame_offset_rel bit.
4771 (struct array_descr_info): Add rank field.
4772 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
4773 and placeholder_seen fields.
4774 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
4775 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
4776 DW_OP_pick 1 into DW_OP_over.
4777 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
4778 gen_variant_part): Clear placeholder_{arg,seen}.
4779 (loc_list_from_tree_1): Drop const from context argument.
4780 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
4781 (loc_list_for_address_of_addr_expr_of_indirect_ref,
4782 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
4784 (add_scalar_info): Drop const from context argument. Handle
4785 context->placeholder_arg.
4786 (add_bound_info): Drop const from context argument.
4787 (gen_descr_array_type_die): Drop const from ctx variable.
4788 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
4789 attribute and use a single DW_TAG_generic_subrange instead of
4790 7 DW_TAG_subrange_type for assumed rank arrays.
4792 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
4793 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
4794 from bool to 1-bit uchar bitfield. Add num_assigned and
4795 offset_emitted bitfields.
4796 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
4797 for dw_val_class_lineptr and dw_val_class_macptr. Handle
4798 dw_val_class_loclistsptr.
4799 (new_addr_loc_descr): Fix up formatting.
4800 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
4801 (add_AT_low_high_pc): Fix up formatting.
4802 (add_AT_loclistsptr): New function.
4803 (AT_lbl): Allow dw_val_class_loclistsptr.
4804 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
4805 Handle dw_val_class_loclistsptr.
4806 (loc_list_idx): New variable.
4807 (output_loclists_offsets, assign_location_list_indexes): New
4809 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
4810 add size_of_uleb128 of the index. Drop never used
4811 dwarf_split_debug_info AT_index handling. Handle
4812 dw_val_class_loclistsptr.
4813 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
4814 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
4815 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
4816 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
4817 DW_FORM_loclistx indexes.
4818 (output_attr_index_or_value): Fix up formatting. Don't handle
4819 dw_val_class_loc_list here.
4820 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
4821 For dw_val_class_loc_list call output_loc_list_offset rather than
4822 output_attr_index_or_value.
4823 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
4824 or .debug_loclists.dwo section name for debug_loc_section.
4825 (resolve_addr_in_expr): Formatting fix.
4826 (index_location_lists): Likewise.
4827 (dwarf2out_finish): If there are any location lists, for
4828 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
4829 index_location_lists only if have_location_lists. Call
4830 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
4831 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
4832 -gsplit-dwarf also emit offset table.
4834 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
4835 (size_of_die, value_format, output_die): Use
4836 DW_FORM_data16 for 128-bit dw_val_class_const_double or
4837 dw_val_class_wide_int.
4839 * dwarf2out.c (dwarf_op): Renamed to ...
4840 (dwarf_OP): ... this.
4841 (convert_descriptor_to_mode, scompare_loc_descriptor,
4842 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
4843 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
4845 (dwarf_AT, dwarf_TAG): New functions.
4846 (check_die): Disallow DW_AT_call_all_calls next to
4847 DW_AT_GNU_all_call_sites.
4848 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
4849 and attributes instead of the corresponding GNU tag and attributes.
4850 (gen_subprogram_die): Likewise. Emit call site information even
4851 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
4852 DW_AT_defaulted in comment.
4853 (resolve_addr): Handle DW_AT_call_origin attribute on
4854 DW_TAG_call_site DIE like DW_AT_abstract_origin on
4855 DW_TAG_GNU_call_site DIE.
4857 * dwarf2out.c (dwarf_op): New function.
4858 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
4859 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
4860 (output_loc_operands, output_loc_operands_raw): Likewise.
4861 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
4862 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
4863 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
4864 if dwarf_version < 5.
4865 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
4867 (scompare_loc_descriptor, ucompare_loc_descriptor,
4868 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
4869 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
4870 optimize_location_into_implicit_ptr): Likewise. Only punt for
4871 !dwarf_strict if dwarf_version < 5.
4872 (string_cst_pool_decl): Adjust comment.
4873 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
4875 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
4876 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
4877 (struct dw_val_node): Add val_file_implicit field.
4878 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
4879 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
4880 output_die): Handle dw_val_class_const_implicit,
4881 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
4882 (abbrev_die_table): Change into va_gc vec.
4883 (abbrev_die_table_allocated, abbrev_die_table_in_use,
4884 ABBREV_DIE_TABLE_INCREMENT): Remove.
4885 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
4886 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
4888 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
4889 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
4891 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
4893 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
4895 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
4897 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
4898 unit. Call optimize_abbrev_table.
4899 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
4900 abbrev_die_table being a va_gc vec.
4902 PR tree-optimization/77860
4903 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
4904 also integral complex and vector constants.
4906 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
4907 optimize_macinfo_range, save_macinfo_strings): Replace
4908 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
4909 (output_macinfo): Likewise. Emit .debug_macro* rather than
4910 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
4911 (init_sections_and_labels): Use .debug_macro* labels rather than
4912 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
4913 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
4914 or DW_AT_GNU_macros for -gdwarf-5.
4916 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
4918 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
4920 2016-09-11 Le-Chun Wu <lcwu@google.com>
4921 Mark Wielaard <mjw@redhat.com>
4923 * common.opt (Wshadow=global): New option. Default for -Wshadow.
4924 (Wshadow=local): New option.
4925 (Wshadow-local): Hidden alias for -Wshadow=local.
4926 (Wshadow=compatible-local): New option.
4927 (Wshadow-compatible-local): Hidden alias for
4928 -Wshadow=compatible-local.
4929 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
4930 Wshadow=compatible-local.
4932 2016-10-31 Bin Cheng <bin.cheng@arm.com>
4934 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
4935 Check slp defs for COND_EXPR by swapping/inverting operands if the
4936 new parameter SWAP indicates so.
4937 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
4938 is isomorphic to the first stmt via swapping/inverting. Store swap
4939 information in the new parameter SWAP.
4940 (vect_build_slp_tree): New local array SWAP and pass it to function
4941 vect_build_slp_tree_1. Cleanup result handling code for function
4942 call to vect_get_and_check_slp_defs. Skip operand swapping if the
4943 order of operands has been fixed as indicated by SWAP[i].
4945 2016-10-31 Bin Cheng <bin.cheng@arm.com>
4947 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
4948 unnecessary data dependence check after visited store stmt.
4950 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4952 PR tree-optimization/71915
4953 PR tree-optimization/71490
4954 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
4956 (find_basis_for_base_expr): Require stride types to match when
4958 (alloc_cand_and_find_basis): Record the stride type.
4959 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
4960 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
4961 the expressions having those types.
4962 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
4963 (create_mul_ssa_cand): Likewise.
4964 (create_mul_imm_cand): Likewise.
4965 (create_add_ssa_cand): Likewise.
4966 (create_add_imm_cand): Likewise.
4967 (legal_cast_p_1): Change interface to accept types rather than the
4968 expressions having those types.
4969 (legal_cast_p): Pass types to legal_cast_p_1.
4970 (slsr_process_cast): Pass stride type to
4971 alloc_cand_and_find_basis.
4972 (slsr_process_copy): Likewise.
4973 (dump_candidate): Display stride type when a cast exists.
4974 (create_add_on_incoming_edge): Introduce a cast when necessary for
4976 (analyze_increments): Change the code checking for invalid casts
4977 to rely on the stride type, and update the documentation and
4978 example. Change the code checking for pointer multiplies to rely
4980 (insert_initializers): Introduce a cast when necessary for the
4981 stride type. Use the stride type for the type of the initializer.
4983 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4985 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
4987 2016-10-29 Jakub Jelinek <jakub@redhat.com>
4989 PR rtl-optimization/77919
4990 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
4991 into memory if both modes are complex and their inner modes have the
4992 same precision. If the two modes are different complex modes, convert
4993 each part separately and generate a new CONCAT.
4995 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
4997 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
4999 2016-10-29 Jakub Jelinek <jakub@redhat.com>
5002 * gimple-ssa-store-merging.c
5003 (imm_store_chain_info::output_merged_store): Use build_aligned_type
5004 instead of SET_TYPE_ALIGN on shared integral type.
5006 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
5008 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
5009 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
5012 2016-10-28 Jeff Law <law@redhat.com>
5014 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
5015 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
5017 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5019 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
5021 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5023 * target.def (min_arithmetic_precision): New hook.
5024 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
5025 * doc/tm.texi: Regenerate.
5026 * internal-fn.c (expand_arith_overflow): Adjust handling of target
5027 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
5028 * targhooks.c (default_min_arithmetic_precision): New function.
5029 * targhooks.h (default_min_arithmetic_precision): Declare.
5030 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
5031 (sparc_min_arithmetic_precision): New function.
5033 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5036 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
5037 Swap commutative operands in new RTL if needed. Handle zero_ext
5039 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
5042 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5043 Kugan Vivekanandarajah <kuganv@linaro.org>
5044 Jim Wilson <jim.wilson@linaro.org>
5046 PR tree-optimization/43721
5047 * target.def: New hook expand_divmod_libfunc.
5048 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
5049 * doc/tm.texi: Regenerate.
5050 * internal-fn.def: Add new entry for DIVMOD ifn.
5051 * internal-fn.c (expand_DIVMOD): New.
5052 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
5054 (widen_mul_stats): Add new field divmod_calls_inserted.
5055 (target_supports_divmod_p): New.
5056 (divmod_candidate_p): Likewise.
5057 (convert_to_divmod): Likewise.
5058 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
5059 renumber_gimple_stmt_uids at beginning of function. Call
5060 convert_to_divmod and record stats for divmod.
5061 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
5062 TARGET_EXPAND_DIVMOD_LIBFUNC.
5063 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
5066 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5067 Segher Boessenkool <segher@kernel.crashing.org>
5069 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
5070 swapping the arms of the branch.
5071 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
5072 sequence for the generic signed-signed-signed case.
5074 2016-10-28 Jeff Law <law@redhat.com>
5076 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
5078 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5080 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5082 PR rtl-optimization/78029
5083 * function.c (prologue_contains, epilogue_contains): New functions.
5084 (record_prologue_seq, record_epilogue_seq): New functions.
5085 * function.h (prologue_contains, epilogue_contains,
5086 record_prologue_seq, record_epilogue_seq): New declarations.
5087 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
5088 mixing prologue and epilogue insns.
5089 (init_deps): Initialize the new fields in struct deps_desc.
5090 * sched-int.h (struct deps_desc): New fields last_prologue,
5091 last_epilogue, and last_logue_was_epilogue.
5092 * shrink-wrap.c (emit_common_heads_for_components): Record all
5093 emitted prologue and epilogue insns.
5094 (emit_common_tails_for_components): Ditto.
5095 (insert_prologue_epilogue_for_components): Ditto.
5097 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5100 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
5101 * common.opt (fstore-merging): New Optimization option.
5102 * opts.c (default_options_table): Add entry for
5103 OPT_ftree_store_merging.
5104 * fold-const.h (can_native_encode_type_p): Declare prototype.
5105 * fold-const.c (can_native_encode_type_p): Define.
5106 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
5107 (PARAM_MAX_STORES_TO_MERGE): Likewise.
5108 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
5109 * passes.def: Insert pass_tree_store_merging.
5110 * tree-pass.h (make_pass_store_merging): Declare extern
5112 * gimple-ssa-store-merging.c: New file.
5113 * doc/invoke.texi (Optimization Options): Document
5115 (--param documentation): Document store-merging-allow-unaligned
5116 and max-stores-to-merge.
5118 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
5121 * gimplify.c (gimplify_init_constructor): Move emit of constructor
5122 assignment to earlier in the if/else logic.
5124 2016-10-28 Richard Biener <rguenther@suse.de>
5128 * fold-const.c (make_bit_field_ref): Only adjust alias set
5129 when the original alias set was zero.
5131 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5133 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
5134 (s390_adjust_loops): New function.
5135 (s390_reorg): Invoke s390_adjust_loops.
5136 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
5137 ("osc_break"): New insn definition.
5139 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5141 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
5142 * config.gcc: Support alternate archXX cpu levels with
5143 --with-arch= and --with-tune=.
5144 * config/s390/linux.h: Translate new archXX cpu levels to the
5145 original names when calling GAS.
5146 * config/s390/tpf.h: Likewise.
5147 * doc/invoke.texi: Document the alternate cpu level names.
5149 2016-10-28 Jakub Jelinek <jakub@redhat.com>
5151 PR rtl-optimization/77919
5152 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
5153 MEM if mode1 is not a complex mode.
5155 PR rtl-optimization/78132
5156 * ree.c (combine_reaching_defs): Give up if copy_needed and
5157 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
5159 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
5161 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
5163 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5165 * config/rs6000/constraints.md (wH constraint): Add new
5166 constraints for allowing 32-bit integers (and eventually 8/16-bit
5167 integers) into the vector registers.
5168 (wI constraint): Likewise.
5169 (wJ constraint): Likewise.
5170 (wK constraint): Likewise.
5171 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
5172 -mvsx-small-integer as a default option for ISA 2.07
5174 (POWERPC_MASKS): Likewise.
5175 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
5176 switch to turn off small integer support in vector registers.
5177 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
5178 test for -mupper-regs-di, since it is already done with the
5179 reg_add[mode].scalar_in_vsx_p. Add support for the switch
5180 -mvsx-small-integer.
5181 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
5183 (rs6000_setup_reg_addr_masks): Likewise.
5184 (rs6000_init_hard_regno_mode_ok): Likewise.
5185 (rs6000_option_override_internal): Add consistency checks for
5186 -mvsx-small-integer.
5187 (rs6000_secondary_reload_simple_move): SImode is a simple move if
5188 -mvsx-small-integer.
5189 (rs6000_secondary_reload): Use std::swap.
5190 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
5191 VSX_REGS for small integers in vector registers, since there is no
5192 D-FORM address mode for such types.
5193 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
5194 (rs6000_opt_masks): Add -mvsx-small-integer.
5195 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
5197 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
5198 extracts can be done on ISA 2.07.
5199 (vsx_extract_<mode>): Add support for small integers in vsx
5201 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
5202 longer support V4SImode in this pattern.
5203 (vsx_extract_si): New insn to support extraction of SImode in ISA
5204 2.07 using either xxextractuw or vspltw.
5205 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
5206 longer support V4SImode in this pattern.
5207 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
5208 wJ, and wK constraints.
5209 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
5210 storing SDmode with VSX instructions.
5211 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
5212 GPR load and before the FPR and VSX loads. Remove ??, ! from the
5213 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
5214 small integers in vector registers.
5215 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
5216 load and before the FPR and VSX loads. Remove ??, ! from the
5217 constraints. Add VEXTSW2D support for small integers in vector
5219 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
5220 integers in vector registers.
5221 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
5222 move instead of using an UNSPEC.
5223 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
5224 integers in vector registers.
5225 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
5226 move instead of using an UNSPEC.
5227 (movsi_internal1): Add support for -mvsx-small-integer. Align
5228 columns so that it is more readable.
5229 (SImode splitter for ISA 3.0 constants): Add splitter for
5230 -128..127 constants that can easily be constructed on ISA 3.0.
5231 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
5234 2016-10-27 Jakub Jelinek <jakub@redhat.com>
5237 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
5240 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
5242 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
5243 PIC_OFFSET_TABLE_REGNUM twice.
5245 2016-10-27 Bin Cheng <bin.cheng@arm.com>
5247 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
5248 support for constant operand for OP.
5250 2016-10-27 Jakub Jelinek <jakub@redhat.com>
5252 * dwarf2out.c (gen_member_die): Only reparent_child instead of
5253 splice_child_die if child doesn't have DW_AT_specification attribute.
5255 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5257 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
5258 (TARGET_HAVE_LDREXBH): Likewise.
5259 (TARGET_HAVE_LDACQ): Likewise.
5261 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5263 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
5264 logic to to decide whether to copy over old value to register for new
5266 * config/arm/sync.md: Add comments explaning why mode and code
5267 attribute are not defined in iterators.md
5268 (thumb1_atomic_op_str): New code attribute.
5269 (thumb1_atomic_newop_str): Likewise.
5270 (thumb1_atomic_fetch_op_str): Likewise.
5271 (thumb1_atomic_fetch_newop_str): Likewise.
5272 (thumb1_atomic_fetch_oldop_str): Likewise.
5273 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
5274 mirror the more restrictive constraints of the Thumb-1 insns after
5275 split compared to Thumb-2 counterpart insns.
5276 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
5277 in sync with non atomic version.
5278 (atomic_nand<mode>): Likewise.
5279 (atomic_fetch_<sync_optab><mode>): Likewise.
5280 (atomic_fetch_nand<mode>): Likewise.
5281 (atomic_<sync_optab>_fetch<mode>): Likewise.
5282 (atomic_nand_fetch<mode>): Likewise.
5283 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
5284 in sync with atomic version.
5285 (thumb1_subsi3_insn): Likewise.
5286 (thumb1_andsi3_insn): Likewise.
5287 (thumb1_iorsi3_insn): Likewise.
5288 (thumb1_xorsi3_insn): Likewise.
5290 2016-10-27 Nick Clifton <nickc@redhat.com>
5292 * plugin.c (register_plugin_info): Produce an error message if the
5293 plugin is not found in the hash table.
5295 2016-10-27 Bin Cheng <bin.cheng@arm.com>
5297 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
5300 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
5303 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
5304 define builtin functions from the bdesc_spe_predicates or
5305 bdesc_spe_evsel arrays if the builtin mask is not compatible with
5306 the current compiler configuration.
5307 (paired_init_builtins): Modify loop to not define define builtin
5308 functions from the bdesc_paried_preds array if the builtin mask is
5309 not compatible with the current compiler configuration.
5310 (altivec_init_builtins): Modify loops to not define the
5311 __builtin_altivec_stxvl function nor the builtin functions from
5312 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
5313 builtin mask is not compatible with the current compiler
5316 2016-10-26 Jeff Law <law@redhat.com>
5318 * config/sh/sh.c (output_branch): Add missing fallthru comments.
5319 (gen_shl_and): Likewise.
5320 * config/sh/sh.md (movsicc): Add missing fallthru comments.
5322 * config/mips/mips.c (mips16_constant_cost): Add missing
5324 (mips16_build_call_stub): Increase buffer size. Adjust
5327 2016-10-26 David Malcolm <dmalcolm@redhat.com>
5329 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
5330 INSN_UIDs for all insns in compact mode.
5331 (rtx_writer::print_rtx): Likewise.
5332 * print-rtl.h (rtx_writer::flag_compact): Update comment.
5333 * rtl-tests.c (selftest::test_dumping_insns): Update expected
5334 output to include INSN_UID.
5335 (selftest::test_uncond_jump): Likewise.
5337 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
5339 * haifa-sched.c (call_used_regs_num): Rename to...
5340 (call_saved_regs_num): ...this.
5341 (fixed_regs_num): New variable.
5342 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
5344 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
5346 2016-10-26 David Malcolm <dmalcolm@redhat.com>
5348 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
5350 * print-rtl.c (outfile): Delete global.
5351 (sawclose): Likewise.
5353 (in_call_function_usage): Likewise.
5354 (flag_compact): Likewise.
5355 (flag_simple): Likewise.
5356 (rtx_writer::rtx_writer): New ctor.
5357 (print_rtx_operand_code_0): Convert to...
5358 (rtx_writer::print_rtx_operand_code_0): ...this.
5359 (print_rtx_operand_code_e): Convert to...
5360 (rtx_writer::print_rtx_operand_code_e): ...this.
5361 (print_rtx_operand_codes_E_and_V): Convert to...
5362 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
5363 (print_rtx_operand_code_i): Convert to...
5364 (rtx_writer::print_rtx_operand_code_i): ...this.
5365 (print_rtx_operand_code_r): Convert to...
5366 (rtx_writer::print_rtx_operand_code_r): ...this.
5367 (print_rtx_operand_code_u): Convert to...
5368 (rtx_writer::print_rtx_operand_code_u): ...this.
5369 (print_rtx_operand): Convert to...
5370 (rtx_writer::print_rtx_operand): ...this.
5371 (print_rtx): Convert to...
5372 (rtx_writer::print_rtx): ...this.
5373 (print_inline_rtx): Rewrite in terms of class rtx_writer.
5374 (debug_rtx): Likewise.
5375 (print_rtl): Convert to...
5376 (rtx_writer::print_rtl): ...this.
5377 (print_rtl): Reimplement in terms of class rtx_writer.
5378 (print_rtl_single): Rewrite in terms of class rtx_writer.
5379 (print_rtl_single_with_indent): Convert to..
5380 (rtx_writer::print_rtl_single_with_indent): ...this.
5381 (print_simple_rtl): Rewrite in terms of class rtx_writer.
5382 * print-rtl.h (flag_compact): Delete decl.
5383 (class rtx_writer): New class.
5384 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
5387 2016-10-26 Jeff Law <law@redhat.com>
5389 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
5392 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
5393 (check_if_valid_sleep_operand): Add missing fallthru comment.
5394 (arc_register_move_cost): Increase buffer size.
5395 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
5397 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
5399 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
5400 comment. Add gcc_unreachable for path that should never happen.
5402 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
5405 2016-10-26 Jakub Jelinek <jakub@redhat.com>
5406 Martin Liska <mliska@suse.cz>
5409 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
5410 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
5411 on outer context if any.
5413 2016-10-26 Jakub Jelinek <jakub@redhat.com>
5415 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
5416 by increment rather than double it.
5417 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
5418 emit a space before args[4].
5419 (END): Don't emit a space before with_arg.
5421 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
5423 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
5424 Baseline only alternatives to (i) hold store atomic success value in a
5425 return register rather than a scratch register, (ii) use a low register
5426 for it and to (iii) ensure the cbranchsi insn generated by the split
5427 respect the constraints of Thumb-1 cbranchsi4_insn and
5429 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
5430 constraints must match those in atomic_compare_and_swap.
5431 (cbranchsi4_scratch): Likewise.
5433 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
5435 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
5436 variable. Add the new parameter to the insn generator. Set that
5437 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
5438 return value from the negation of that parameter for Thumb-1, keeping
5439 the logic unchanged otherwise except for using bdst as the destination
5440 register of the compare_and_swap insn.
5441 (arm_split_compare_and_swap): Add explanation about how is the value
5442 returned to the function comment. Rename scratch variable to
5443 neg_bval. Adapt initialization of variables holding operands to the
5444 new operand numbers. Use return register to hold result of store
5445 exclusive for Thumb-1, scratch register otherwise. Construct the
5446 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
5447 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
5448 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
5449 for strongly ordered compare_and_swap.
5450 * config/arm/predicates.md (cc_register_operand): New predicate.
5451 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
5452 match_operand with the new predicate to accept either the CC flag or a
5453 destination register for the boolean return value, restricting it to
5454 CC flag only via constraint. Adapt operand numbers accordingly.
5456 2016-10-26 Jeff Law <law@redhat.com>
5458 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
5460 * config/frv/frv.c (comparison_string): Do not fall through after
5463 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
5465 (expand_one_builtin): Add missing break.
5467 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
5468 (m32c_legitimate_address_p): Likewise.
5470 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
5472 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
5474 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
5477 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
5480 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
5482 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
5484 (rl78_asm_ctor_dtor): Increase buffer size.
5486 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
5488 (xstormy16_asm_output_constructor): Likewise.
5490 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
5493 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
5494 comment to silence warning.
5496 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
5497 (spu_legitimate_address_p): Fix logic error and add missing fallthru
5500 2016-10-26 Michael Matz <matz@suse.de>
5502 PR tree-optimization/78060
5503 PR tree-optimization/78061
5504 PR tree-optimization/78088
5505 * tree-ssa-loop-split.c (easy_exit_values): New function.
5506 (tree_ssa_split_loops): Use it.
5507 (compute_new_first_bound): Change order of operations,
5508 fix invalid use of types.
5510 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
5512 gen-pass-instances.awk is sensitive to the order in which
5513 passes are added; passes that appear later have to be added first.
5517 * config/avr/avr-passes.def: Swap order of directives for
5518 gen-pass-instances.awk.
5520 2016-10-25 Jeff Law <law@redhat.com>
5522 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
5523 (vax_notice_update_cc): Likewise.
5525 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
5527 * config.gcc (sparc*-*-solaris2*): Adjust.
5528 (sparc64-*-linux*): Likewise.
5529 * config/sparc/default-64.h: Rename to...
5530 * config/sparc/default64.h: ...this.
5531 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
5533 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
5534 * config/sparc/sparc.h: Minor tweaks.
5535 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
5536 TARGET_ARCH32 throughout. Minor various tweaks throughout.
5538 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5540 * input.c (fcache::file_patch): Add comment about lifetime.
5541 (selftest::cpp_reader_ptr): New class.
5542 (selftest::lexer_test): Convert m_parser from cpp_reader *
5543 to a cpp_reader_ptr, and move m_tempfile to after it.
5544 (selftest::lexer_test::lexer_test): Update for above reordering.
5545 (lexer_test::~lexer_test): Move cleanup of m_parser to
5546 cpp_reader_ptr's dtor.
5548 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5550 * toplev.c (toplev::main): Remove call to
5551 location_adhoc_data_fini.
5553 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
5555 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
5556 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
5558 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5560 * ggc-tests.c (forcibly_ggc_collect): Rename to...
5561 (selftest::forcibly_ggc_collect): ...this, and remove "static".
5562 (test_basic_struct): Update for above renaming.
5563 (test_length): Likewise.
5564 (test_union): Likewise.
5565 (test_finalization): Likewise.
5566 (test_deletable_global): Likewise.
5567 (test_inheritance): Likewise.
5568 (test_chain_next): Likewise.
5569 (test_user_struct): Likewise.
5570 (test_tree_marking): Likewise.
5571 * selftest-run-tests.c (selftest::run_tests): Call
5572 selftest::forcibly_ggc_collect at the end of the selftests.
5573 * selftest.h (selftest::forcibly_ggc_collect): New decl.
5575 2016-10-25 Jakub Jelinek <jakub@redhat.com>
5578 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
5579 * optabs.c (expand_vec_cond_expr): For comparison codes
5580 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
5581 (expand_vec_cmp_expr): For comparison codes
5582 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
5583 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
5584 Add enum tree_code argument.
5585 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
5587 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
5588 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
5590 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
5591 NE_EXPR, attempt to use vcondeq_optab as fallback.
5592 * tree-vect-generic.c (expand_vector_comparison,
5593 expand_vector_divmod, expand_vector_condition): Adjust
5594 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
5595 * tree-vect-stmts.c (vectorizable_condition,
5596 vectorizable_comparison): Likewise.
5597 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
5598 check_bool_pattern, search_type_for_mask_1): Likewise.
5599 * expr.c (do_store_flag): Likewise.
5600 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
5601 @code{vcondeq@var{m}@var{n}}): Document.
5602 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
5605 2016-10-25 Jeff Law <law@redhat.com>
5607 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
5609 (v850_output_aligned_bss): Add missing break.
5611 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
5613 2016-10-25 Martin Liska <mliska@suse.cz>
5616 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
5617 statements as they can also contain possibly a freeing call.
5619 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
5620 Martin Liska <mliska@suse.cz>
5623 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
5624 * ipa-icf.c (sem_function::get_hash): Add target optimization
5627 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
5630 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
5631 Remove partial overlap check for shift by 1.
5632 (ashldi3_neon): Likewise.
5634 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
5636 * config/arm/constraints.md (Q constraint): Document its use for
5638 (Pf constraint): New constraint for relaxed, consume or relaxed memory
5640 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
5641 alternatives to allow any register when memory model matches Pf and
5642 thus lda is used, but only low registers otherwise. Use unpredicated
5643 output template for Thumb-1 targets.
5644 (atomic_store<mode>): Likewise for stl.
5645 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
5646 whose output template does not have predication.
5647 (arm_load_acquire_exclusive<mode>): Likewise.
5648 (arm_load_exclusivesi): Likewise.
5649 (arm_load_acquire_exclusivesi): Likewise.
5650 (arm_store_release_exclusive<mode>): Likewise.
5651 (arm_store_exclusive<mode>): Use unpredicated output template for
5654 2016-10-25 Jakub Jelinek <jakub@redhat.com>
5656 * internal-fn.def (LAUNDER): New internal function.
5657 * internal-fn.c (expand_LAUNDER): New function.
5659 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
5660 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
5662 New avr target pass to work around performance loss by PR fix.
5666 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
5667 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
5668 * config/avr/predicates.md (extend_operator): New.
5669 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
5670 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
5671 (make_avr_pass_casesi): New prototypes.
5672 * config/avr/avr.c (print-rtl.h): Include it.
5673 (pass_data avr_pass_data_casesi): Data for new pass.
5674 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
5675 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
5676 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
5677 (avr_optimize_casesi): New functions.
5679 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
5680 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
5684 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
5686 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5688 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
5689 DW_AT_rvalue_reference attributes.
5691 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
5693 * doc/invoke.text (Wint-in-bool-context): Update documentation.
5694 * value-prof.c (stringop_block_profile): Fix a warning.
5696 2016-10-24 Martin Sebor <msebor@redhat.com>
5699 * builtins.c (string_length): New function.
5700 (c_strlen): Use string_length. Correctly handle wide strings.
5701 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
5703 (target_int_max): Call target_max_value.
5704 (format_result::knownrange): New data member.
5705 (fmtresult::fmtresult): Define default constructor.
5706 (format_integer): Use it and set format_result::knownrange.
5707 Handle global constants.
5708 (format_floating_max): Add third argument.
5709 (format_floating): Recompute maximum value for %a for each argument.
5710 (get_string_length): Use fmtresult default ctor.
5711 (format_string): Set format_result::knownrange.
5712 (format_directive): Check format_result::knownrange.
5713 (add_bytes): Same. Correct caret placement in diagnostics.
5714 (pass_sprintf_length::compute_format_length): Set
5715 format_result::knownrange.
5716 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
5718 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5720 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
5721 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
5723 2016-10-24 Ximin Luo <infinity0@pwned.gg>
5726 * dwarf2out.c (file_table_relative_p): Remove.
5727 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
5728 also for absolute paths.
5729 * doc/tm.texi: Update.
5730 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
5731 * target.def (force_at_comp_dir): Remove hook.
5732 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
5734 2016-10-24 Richard Biener <rguenther@suse.de>
5736 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
5737 backedges when identifying the single predecessor to take
5738 conditional info from. Use SCEV to get at ranges for loop IVs.
5739 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
5740 avoid false warning.
5742 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
5745 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
5746 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
5747 (avr_address_tiny_absdata_p): New static function.
5748 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
5749 it to determine validity of constant addresses.
5750 (avr_attribute_table) [absdata]: New variable attribute...
5751 (avr_handle_absdata_attribute): ...and handler.
5752 (avr_decl_absdata_p): New static function.
5753 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
5754 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
5755 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
5757 2016-10-24 Richard Biener <rguenther@suse.de>
5759 PR tree-optimization/78076
5760 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
5761 also on the loop tree root.
5763 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5765 * config/i386/i386.c (ix86_fold_builtin): Handle
5766 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
5767 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
5768 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
5769 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
5771 2016-10-24 Martin Liska <mliska@suse.cz>
5774 * opts.c (finish_options): Skip conditionally.
5776 2016-10-23 Martin Sebor <msebor@redhat.com>
5779 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
5780 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
5782 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
5784 * config/sparc/sparc.md (cpu_feature): Minor tweak.
5785 (enabled): Likewise.
5786 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
5787 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
5788 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
5789 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
5790 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
5791 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
5793 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
5795 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
5796 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
5798 2016-10-21 Andrew Pinski <apinski@cavium.com>
5800 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
5802 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
5803 implementer_id to unsigned char.
5804 Change part_no to unsigned int.
5805 (AARCH64_BIG_LITTLE): New define.
5806 (INVALID_IMP): New define.
5807 (INVALID_CORE): New define.
5808 (cpu_data): Change the last element's implementer_id and part_no to
5810 (valid_bL_string_p): Rewrite to ..
5811 (valid_bL_core_p): this for integers instead of strings.
5812 (parse_field): New function.
5813 (contains_string_p): Rewrite to ...
5814 (contains_core_p): this for integers and only for the part_no.
5815 (host_detect_local_cpu): Rewrite handling of implementation and
5816 par num to be integers; simplifying the code.
5818 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5820 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
5821 value range for pointers in more cases.
5823 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
5825 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
5826 Add extra argument to allow emitting the move immediate.
5827 Use add/sub with positive immediate.
5828 (aarch64_add_constant): Add inline function.
5829 (aarch64_add_sp): Likewise.
5830 (aarch64_sub_sp): Likewise.
5831 (aarch64_expand_prologue): Call aarch64_sub_sp.
5832 (aarch64_expand_epilogue): Call aarch64_add_sp.
5833 Decide when to leave out move.
5834 (aarch64_output_mi_thunk): Call aarch64_add_constant.
5836 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
5838 * config/aarch64/aarch64.c (aarch64_layout_frame):
5839 Align FP callee-saves.
5841 2016-10-21 Jakub Jelinek <jakub@redhat.com>
5843 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
5844 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
5846 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
5847 _rdseed64_step): Likewise.
5848 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
5851 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
5852 and tree-ssanames.h.
5853 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
5854 with INTEGER_CST argument.
5855 (ix86_gimple_fold_builtin): New function.
5856 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
5858 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
5859 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
5860 (ranges_table_allocated, ranges_table_in_use,
5861 ranges_by_label_allocated, ranges_by_label_in_use,
5862 RANGES_TABLE_INCREMENT): Removed.
5863 (add_ranges_num): Use vec_safe_push into ranges_table.
5864 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
5865 (output_ranges): Adjust for ranges_table and ranges_by_label
5866 conversion from arrays to vec.
5867 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
5868 conversion from arrays to vec.
5869 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
5870 ranges_table_in_use, ranges_by_label_allocated and
5871 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
5873 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
5874 if needed. Re-add origin_die variable and its initialization.
5876 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
5877 even for -fstack-reuse=none, or for volatile vars etc.
5879 2016-10-21 David Malcolm <dmalcolm@redhat.com>
5881 * print-rtl-function.c (flag_compact): Move extern decl to...
5882 * print-rtl.h (flag_compact): ...here.
5883 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
5884 (ASSERT_RTL_DUMP_EQ): New macro.
5885 (selftest::test_dumping_regs): New function.
5886 (selftest::test_dumping_insns): New function.
5887 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
5889 (selftest::rtl_tests_c_tests): Call the new test functions.
5891 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5893 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
5894 (outgoing_edges_match): Likewise.
5895 (try_crossjump_to_edge): Likewise.
5896 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
5897 (rtl_tidy_fallthru_edge): Likewise.
5898 * rtl.h (tablejump_p): Adjust prototype.
5899 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
5901 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5903 * rtl.h (label_ref_label): New function.
5904 (set_label_ref_label): New function.
5905 (LABEL_REF_LABEL): Delete.
5906 * alias.c (rtx_equal_for_memref_p): Adjust.
5907 * cfgbuild.c (make_edges): Likewise.
5908 (purge_dead_tablejump_edges): Likewise.
5909 * cfgexpand.c (convert_debug_memory_address): Likewise.
5910 * cfgrtl.c (patch_jump_insn): Likewise.
5911 * combine.c (distribute_notes): Likewise.
5912 * cse.c (hash_rtx_cb): Likewise.
5913 (exp_equiv_p): Likewise.
5914 (fold_rtx): Likewise.
5915 (check_for_label_ref): Likewise.
5916 * cselib.c (rtx_equal_for_cselib_1): Likewise.
5917 (cselib_hash_rtx): Likewise.
5918 * emit-rtl.c (mark_label_nuses): Likewise.
5919 * explow.c (convert_memory_address_addr_space_1): Likewise.
5920 * final.c (output_asm_label): Likewise.
5921 (output_addr_const): Likewise.
5922 * gcse.c (add_label_notes): Likewise.
5923 * genconfig.c (walk_insn_part): Likewise.
5924 * genrecog.c (validate_pattern): Likewise.
5925 * ifcvt.c (cond_exec_get_condition): Likewise.
5926 (noce_emit_store_flag): Likewise.
5927 (noce_get_alt_condition): Likewise.
5928 (noce_get_condition): Likewise.
5929 * jump.c (maybe_propagate_label_ref): Likewise.
5930 (mark_jump_label_1): Likewise.
5931 (redirect_exp_1): Likewise.
5932 (rtx_renumbered_equal_p): Likewise.
5933 * lra-constraints.c (operands_match_p): Likewise.
5934 * print-rtl.c (print_value): Likewise.
5935 * reload.c (find_reloads): Likewise.
5936 * reload1.c (set_label_offsets): Likewise.
5937 * reorg.c (get_branch_condition): Likewise.
5938 * rtl-tests.c (test_uncond_jump): Likewise.
5939 * rtl.c (rtx_equal_p_cb): Likewise.
5940 (rtx_equal_p): Likewise.
5941 * rtlanal.c (reg_mentioned_p): Likewise.
5942 (rtx_referenced_p): Likewise.
5943 (get_condition): Likewise.
5944 * varasm.c (const_hash_1): Likewise.
5945 (compare_constant): Likewise.
5946 (const_rtx_hash_1): Likewise.
5947 (output_constant_pool_1): Likewise.
5949 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5952 * reload.c (find_valid_class_1): Allow regclass if atleast one
5953 regno in regclass is ok. Compute and use rclass size based on
5954 actually available regnos for mode in rclass.
5956 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
5958 * config/sparc/sparc-modes.def (CCV): New.
5960 * config/sparc/predicates.md (v_comparison_operator): New.
5961 (icc_comparison_operator): Add support for CCV/CCXV.
5962 (xcc_comparison_operator): Likewise.
5963 * config/sparc/sparc.c (output_cbranch): Likewise.
5964 (sparc_print_operand): Likewise.
5965 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
5966 (uaddvdi4): New expander.
5967 (addvdi4): Likewise.
5968 (uaddvdi4_sp32): New instruction.
5969 (addvdi4_sp32): Likewise.
5970 (uaddvsi4): New expander.
5971 (addvsi4): Likewise.
5972 (cmp_ccc_plus_sltu_set): New instruction.
5973 (cmp_ccv_plus): Likewise.
5974 (cmp_ccxv_plus): Likewise.
5975 (cmp_ccv_plus_set): Likewise.
5976 (cmp_ccxv_plus_set): Likewise.
5977 (cmp_ccv_plus_sltu_set): Likewise.
5978 (uaddvdi4): New expander.
5979 (subvdi4): Likewise.
5980 (usubdi4_sp32): New instruction.
5981 (subvdi4_sp32): Likewise.
5982 (usubvsi4): New expander.
5983 (subvsi4): Likewise.
5984 (cmpsi_minus_sltu_set): New instruction.
5985 (cmp_ccv_minus): Likewise.
5986 (cmp_ccxv_minus): Likewise.
5987 (cmp_ccv_minus_set): Likewise.
5988 (cmp_ccxv_minus_set): Likewise.
5989 (cmp_ccv_minus_sltu_set): Likewise.
5990 (unegvdi3): New expander.
5991 (negvdi3): Likewise.
5992 (unegdi3_sp32): New instruction.
5993 (negvdi3_sp32): Likewise.
5994 (unegvsi3): New expander.
5995 (negvsi3): Likewise.
5996 (cmp_ccc_neg_sltu_set): New instruction.
5997 (cmp_ccv_neg): Likewise.
5998 (cmp_ccxv_neg): Likewise.
5999 (cmp_ccv_neg_set): Likewise.
6000 (cmp_ccxv_neg_set): Likewise.
6001 (cmp_ccv_neg_sltu_set): Likewise.
6003 * tree-ssa-loop-split.c: Remove trailing spaces.
6004 * match.pd: Likewise.
6006 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6008 PR rtl-optimization/78038
6009 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
6010 be deduced to set REG through the RTL structure.
6011 (make_defs_and_copies_lists): Return false on a failing get_defs call.
6013 2016-10-21 Richard Biener <rguenther@suse.de>
6015 PR tree-optimization/78051
6016 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
6017 and mark replaced if folding did something.
6019 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
6021 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
6022 and "protected" in visibility types.
6023 (rs6000_xcoff_declare_function_name): Fix formatting.
6024 (rs6000_xcoff_declare_object_name): Fix formatting.
6026 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
6028 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
6029 and IX86_BUILTIN_HUGE_VALQ here ...
6030 (ix86_expand_builtin): ... not here.
6032 2016-10-20 Jakub Jelinek <jakub@redhat.com>
6034 * doc/gty.texi (for_user): Use @item next to @findex.
6036 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
6039 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
6040 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
6041 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
6042 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
6043 __builtin_ia32_lzcnt_u16.
6044 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
6045 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
6046 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
6047 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
6048 (bmi_tzcnt_<mode>): New expander.
6049 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6050 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
6051 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
6052 (lzcnt_<mode>): New expander.
6053 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6054 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
6055 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
6056 (UINT64_FTYPE_UINT64): New.
6057 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
6058 (__builtin_ia32_lzcnt_u16): New description.
6059 (__builtin_ia32_lzcnt_u32): Ditto.
6060 (__builtin_ia32_lzcnt_u64): Ditto.
6061 (__builtin_ctzs): Remove description.
6062 (__builtin_ia32_tzcnt_u16): New description.
6063 (__builtin_ia32_tzcnt_u32): Ditto.
6064 (__builtin_ia32_tzcnt_u64): Ditto.
6065 * config/i386/i386.c (ix86_expand_args_builtin): Handle
6066 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
6068 2016-10-20 Martin Liska <mliska@suse.cz>
6071 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
6072 comparison with STMT_UID_NOT_IN_RANGE.
6073 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
6076 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
6078 * compare-elim.c (conforming_compare): Accept UNSPECs.
6079 (find_comparison_dom_walker::before_dom_children): Deal with
6080 instructions both using and killing the flags register.
6081 (equivalent_reg_at_start): New function extracted from...
6082 (try_eliminate_compare): ...here. Use it and add support for
6083 registers and UNSPECs as second operand of the compare.
6084 * config/visium/visium-modes.def (CCV): New.
6085 * config/visium/predicates.md (visium_v_comparison_operator): New.
6086 (visium_branch_operator): Deal with CCV mode.
6087 * config/visium/visium.c (visium_select_cc_mode): Likewise.
6088 (output_cbranch): Likewise.
6089 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
6090 (uaddv<mode>4): New expander.
6091 (addv<mode>4): Likewise.
6092 (add<mode>3_insn_set_carry): New instruction.
6093 (add<mode>3_insn_set_overflow): Likewise.
6094 (addsi3_insn_set_overflow): Likewise.
6095 (usubv<mode>4): New expander.
6096 (subv<mode>4): Likewise.
6097 (sub<mode>3_insn_set_carry): New instruction.
6098 (sub<mode>3_insn_set_overflow): Likewise.
6099 (subsi3_insn_set_overflow): Likewise.
6100 (unegv<mode>3): New expander.
6101 (negv<mode>3): Likewise.
6102 (neg<mode>2_insn_set_overflow): New instruction.
6103 (addv_tst<mode>): Likewise.
6104 (subv_tst<mode>): Likewise.
6105 (negv_tst<mode>): Likewise.
6106 (cbranch<mode>4_addv_insn): New splitter and instruction.
6107 (cbranch<mode>4_subv_insn): Likewise.
6108 (cbranch<mode>4_negv_insn): Likewise.
6110 2016-10-20 Richard Biener <rguenther@suse.de>
6112 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
6113 Handle decls possibly not bound.
6114 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
6115 nothing_id for decls that might not be bound if we are interested
6117 (get_constraint_for_component_ref): Deal with that.
6119 2016-10-20 Michael Matz <matz@suse.de>
6122 * common.opt (-fsplit-loops): New flag.
6123 * passes.def (pass_loop_split): Add.
6124 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
6125 (enable_fdo_optimizations): Add loop splitting.
6126 * timevar.def (TV_LOOP_SPLIT): Add.
6127 * tree-pass.h (make_pass_loop_split): Declare.
6128 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
6129 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
6130 * tree-ssa-loop-split.c: New file.
6131 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
6132 * doc/invoke.texi (fsplit-loops): Document.
6133 * doc/passes.texi (Loop optimization): Add paragraph about loop
6136 2016-10-20 Richard Biener <rguenther@suse.de>
6138 * cgraphunit.c (analyze_functions): Set node->definition to
6139 false to signal symbol removal to debug_hooks->late_global_decl.
6140 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
6141 WPA signal symbol removal to the debuginfo machinery.
6142 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
6143 using early_finised to guard the we're called for symbol
6144 removal case look at the symtabs definition flag.
6145 (gen_variable_die): Remove redundant check.
6147 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6149 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
6151 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6153 PR tree-optimization/53979
6154 * match.pd ((a ^ b) | a -> a | b): New pattern.
6156 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
6158 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
6159 config/pa/pa64-hpux-lib.h.
6160 (PA_CRTBEGIN_HACK): Likewise.
6161 (DTOR_LIST_BEGIN): Likewise.
6163 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
6165 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
6166 register only if "in" and "out" are different registers.
6168 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
6170 * omp-low.c (pass_oacc_device_lower::gate): New method.
6171 (execute): Always call execute_oacc_device_lower.
6173 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6175 PR tree-optimization/77916
6176 PR tree-optimization/77937
6177 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
6179 (insert_initializers): Requirement of initializer for -1 should be
6180 based on pointer-typedness of the candidate basis.
6182 2016-10-19 Bin Cheng <bin.cheng@arm.com>
6184 PR tree-optimization/78005
6185 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
6186 upper (included) bound for niters of prolog loop.
6187 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
6188 Compute niters of scalar loop above which vectorized loop is
6189 preferred, as well as the upper (included) bound for the niters.
6190 (vect_do_peeling): Record niter bound for loops accordingly.
6192 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6195 * tree-core.h (enum tree_index): Put the complex types after their
6197 * tree-streamer.c (verify_common_node_recorded): New function.
6198 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
6200 2016-10-19 Martin Liska <mliska@suse.cz>
6202 * cgraph.h (cgraph_edge::binds_to_current_def_p):
6203 Replace NULL with false as a return value.
6205 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6207 PR tree-optimization/78024
6208 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
6209 don't clear BB_VISITED after processing.
6211 2016-10-19 Richard Biener <rguenther@suse.de>
6213 * domwalk.c (dom_walker::walk): Use RPO order.
6215 2016-10-19 Richard Biener <rguenther@suse.de>
6217 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
6219 (evrp_dom_walker::~evrp_dom_walker): Free it.
6220 (evrp_dom_walker::stmts_to_remove): Add.
6221 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
6222 whose output we fully propagate for removal. Propagate
6223 into BB destination PHI arguments.
6224 (execute_early_vrp): Remove queued stmts. Dump value ranges
6225 before stmt removal.
6227 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
6229 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
6230 * passes.def: Add two instances of pass_walloca.
6231 * tree-pass.h (make_pass_walloca): New.
6232 * gimple-ssa-warn-alloca.c: New file.
6233 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
6234 -Wvla-larger-than= options.
6236 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
6238 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
6239 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
6241 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
6243 * config/rs6000/altivec.h (vec_xl_len): New macro.
6244 (vec_xst_len): New macro.
6245 (vec_cmpnez): New macro.
6246 (vec_cntlz_lsbb): New macro.
6247 (vec_cnttz_lsbb): New macro.
6248 (vec_xlx): New macro.
6249 (vec_xrx): New macro.
6250 (vec_all_nez): New C++ predicate template.
6251 (vec_any_eqz): New C++ predicate template.
6252 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
6253 conditional compilation.
6254 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
6255 conditional compilation.
6256 (vec_all_nez): New macro.
6257 (vec_any_eqz): New macro.
6258 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
6260 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
6262 * config/rs6000/vector.md (VI): Moved this mode iterator
6263 definition from altivec.md to vector.md.
6264 (UNSPEC_NEZ_P): New value.
6265 (vector_ne_<mode>_p): New expansion for implementation of
6266 vec_all_ne and vec_any_eq built-in functions.
6267 (vector_nez_<mode>_p): New expansion for implementation of
6268 vec_all_nez and vec_any_eqz built-in functions.
6269 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
6270 and vec_any_eq built-in function.
6271 (cr6_test_for_zero): New commentary to explain this expansion.
6272 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
6273 (cr6_test_for_lt): New commentary to explain this expansion.
6274 (cr6_test_for_lt_reverse): New commentary to explain this
6276 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6277 overloaded function prototypes for vec_all_ne, vec_all_nez,
6278 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
6279 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
6281 (altivec_resolve_overloaded_builtin): Modify the handling of
6282 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
6283 the compiler is configured to support TARGET_P9_VECTOR.
6284 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
6285 to explain the special processing that is given to predicate
6286 built-ins introduced using this macro.
6287 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
6288 the special processing given to predicate built-ins introduced
6290 (BU_VSX_P): Likewise.
6291 (BU_P8V_AV_P): Likewise.
6292 (BU_P9V_AV_P): Likewise.
6293 (BU_P9V_AV_X): New macro.
6294 (BU_P9V_64BIT_AV_X): New macro.
6295 (BU_P9V_VSX_3): New macro.
6296 (BU_P9V_OVERLOAD_P): New macro.
6297 (LXVL): New BU_P9V_64BIT_VSX_2.
6298 (VEXTUBLX): New BU_P9V_AV_2.
6299 (VEXTUBRX): Likewise.
6300 (VEXTUHLX): Likewise.
6301 (VEXTUHRX): Likewise.
6302 (VEXTUWLX): Likewise.
6303 (VEXTUWRX): Likewise.
6304 (STXVL): New BU_P9V_64BIT_AV_X.
6305 (VCLZLSBB): New BU_P9V_AV_1.
6306 (VCTZLSBB): Likewise.
6307 (CMPNEB): New BU_P9V_AV_2.
6312 (VCMPNEB_P): New BU_P9V_AV_P.
6313 (VCMPNEH_P): Likewise.
6314 (VCMPNEW_P): Likewise.
6315 (VCMPNED_P): Likewise.
6316 (VCMPNEFP_P): Likewise.
6317 (VCMPNEDP_P): Likewise.
6318 (CMPNEZB): New BU_P9V_AV_2.
6319 (CMPNEZH): Likewise.
6320 (CMPNEZW): Likewise.
6321 (VCMPNEZB_P): New BU_P9V_AV_P.
6322 (VCMPNEZH_P): Likewise.
6323 (VCMPNEZW_P): Likewise.
6324 (LXVL): New BU_P9V_OVERLOAD_2.
6325 (STXVL): New BU_P9V_OVERLOAD_3.
6326 (VEXTULX): New BU_P9V_OVERLOAD_2.
6327 (VEXTURX): Likewise.
6329 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
6330 (VCMPNE_P): Likewise.
6331 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
6332 (VCTZLSBB): Likewise.
6333 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
6334 comment to explain mode used for scratch register.
6335 (altivec_expand_stxvl_builtin): New function.
6336 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
6337 (altivec_init_builtins): Add initialized variable
6338 void_ftype_v16qi_pvoid_long and use this type to define the
6339 built-in function __builtin_altivec_stxvl.
6340 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
6341 (UNSPEC_STXVL): New value.
6342 (UNSPEC_VCLZLSBB): New value.
6343 (UNSPEC_VCTZLSBB): New value.
6344 (UNSPEC_VEXTUBLX): New value.
6345 (UNSPEC_VEXTUHLX): New value.
6346 (UNSPEC_VEXTUWLX): New value.
6347 (UNSPEC_VEXTUBRX): New value.
6348 (UNSPEC_VEXTUHRX): New value.
6349 (UNSPEC_VEXTUWRX): New value.
6350 (UNSPEC_VCMPNEB): New value.
6351 (UNSPEC_VCMPNEZB): New value.
6352 (UNSPEC_VCMPNEH): New value.
6353 (UNSPEC_VCMPNEZH): New value.
6354 (UNSPEC_VCMPNEW): New value.
6355 (UNSPEC_VCMPNEZW): New value.
6356 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
6357 vector of integer modes.
6358 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
6359 vector of float or double modes.
6360 (*vector_nez_<mode>_p): New insn for vector test all not equal or
6362 (lxvl): New expand for load VSX vector with length.
6363 (*lxvl): New insn for load VSX vector with length.
6364 (stxvl): New expand for store VSX vector with length.
6365 (*stxvl): New insn for store VSX vector with length.
6366 (vcmpneb): New insn for vector of byte compare not equal.
6367 (vcmpnezb): New insn for vector of byte compare not equal or zero.
6368 (vcmpneh): New insn for vector of half word compare not equal.
6369 (vcmpnezh): New insn for vector of half word compare not equal or
6371 (vcmpnew): New insn for vector of word compare not equal.
6372 (vcmpne<VSs>): New insn for vector of float or double compare not
6374 (vcmpnezw): New insn for vector of word compare not equal or zero.
6375 (vclzlsbb): New insn for vector count leading zero
6376 least-significant bits byte.
6377 (vctzlsbb): New insn for vector count trailing zero least
6378 signficant bits byte.
6379 (vextublx): New insn for vector extract unsigned byte left
6381 (vextubrx): New insn for vector extract unsigned byte right
6383 (vextuhlx): New insn for vector extract unsigned half word left
6385 (vextuhrx): New insn for vector extract unsigned half word right
6387 (vextuwlx): New insn for vector extract unsigned word left
6389 (vextuwrx): New insn for vector extract unsigned word right
6391 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
6392 clarify intent of this constant.
6393 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
6394 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
6395 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
6396 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
6397 and vec_xrx functions.
6399 2016-10-18 Andrew Pinski <apinski@cavium.com>
6402 * predict.c (is_exit_with_zero_arg): New function.
6403 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
6406 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
6409 * config/i386/i386.c (legitimize_tls_address)
6410 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
6411 convert dest to Pmode if different than Pmode.
6413 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6415 PR tree-optimization/77916
6416 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
6417 stopgap fix, as pointers with -1 increment are still broken.
6419 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
6421 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
6422 mapping class decoration from here...
6423 (rs6000_xcoff_encode_section): ...to here.
6425 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
6426 if shrink-wrapping and optimizing for speed.
6428 2016-10-18 Richard Biener <rguenther@suse.de>
6430 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
6431 not visited but non-executable predecessors. Return taken edge.
6432 Simplify conditions and refactor propagation vs. folding step.
6434 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
6436 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
6437 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
6438 (rs6000_get_separate_components): Assert we do not have those
6439 strategies selected.
6441 2016-10-18 Richard Biener <rguenther@suse.de>
6443 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
6444 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
6446 (substitute_and_fold_dom_walker): Adjust constructor.
6447 (substitute_and_fold_dom_walker::before_dom_children): Remove
6448 do_dce flag and handling (always true).
6449 (substitute_and_fold): Likewise.
6450 * tree-vrp.c (vrp_finalize): Adjust.
6451 (execute_early_vrp): Remove final BB_VISITED clearing.
6452 * tree-ssa-ccp.c (ccp_finalize): Adjust.
6453 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6454 * ira.c (ira): Call clear_bb_flags.
6456 2016-10-18 Richard Biener <rguenther@suse.de>
6458 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
6459 get at the operand to look at with TREE_OPERAND for generic
6462 2016-10-18 David Malcolm <dmalcolm@redhat.com>
6464 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
6466 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
6467 (write_test_expr): Use rtx_reader_ptr for calls to
6469 (write_attr_value): Likewise.
6470 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
6471 call to print_md_ptr_loc.
6472 (write_one_condition): Likewise for calls to print_c_condition.
6473 * genconstants.c: Include "statistics.h" and "vec.h".
6474 (main): Update for conversion to member functions.
6475 * genemit.c (emit_c_code): Use rtx_reader_ptr for
6476 call to print_md_ptr_loc.
6477 * genenums.c: Include "statistics.h" and "vec.h".
6478 (main): Update for conversion of traverse_enum_types to a method.
6479 * genmddeps.c: Include "statistics.h" and "vec.h".
6480 * genoutput.c (process_template): Use rtx_reader_ptr for call to
6482 * genpreds.c (write_predicate_subfunction): Likewise.
6483 (write_predicate_expr): Likewise for calls to print_c_condition.
6484 * genrecog.c (print_test): Likewise.
6485 * gensupport.c (process_rtx): Likewise for calls to
6486 copy_md_ptr_loc and join_c_conditions.
6487 (alter_test_for_insn): Likewise for call to join_c_conditions.
6488 (process_substs_on_one_elem): Likewise.
6489 (gen_mnemonic_setattr): Update for move of string_obstack to a
6490 field of rtx_reader.
6491 (mnemonic_htab_callback): Likewise. Fix formatting.
6492 (gen_mnemonic_attr): Likewise.
6493 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
6494 to print_c_condition.
6495 * read-md.c: Include "statistics.h" and "vec.h".
6496 (string_obstack): Convert this global to field "m_string_obstack"
6497 of class rtx_reader.
6498 (ptr_locs): Likewise, as "m_ptr_locs".
6499 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
6500 (joined_conditions): Likewise, as "m_joined_conditions".
6501 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
6502 (md_constants): Likewise, as "m_md_constants".
6503 (enum_types): Likewise, as "m_enum_types".
6504 (set_md_ptr_loc): Convert to...
6505 (rtx_reader::set_md_ptr_loc): ...member function.
6506 (get_md_ptr_loc): Convert to...
6507 (rtx_reader::get_md_ptr_loc): ...member function.
6508 (copy_md_ptr_loc): Convert to...
6509 (rtx_reader::copy_md_ptr_loc): ...member function.
6510 (fprint_md_ptr_loc): Convert to...
6511 (rtx_reader::fprint_md_ptr_loc): ...member function.
6512 (print_md_ptr_loc): Convert to...
6513 (rtx_reader::print_md_ptr_loc): ...member function.
6514 (join_c_conditions): Convert to...
6515 (rtx_reader::join_c_conditions): ...member function.
6516 (fprint_c_condition): Convert to...
6517 (rtx_reader::fprint_c_condition): ...member function.
6518 (print_c_condition): Convert to...
6519 (rtx_reader::print_c_condition): ...member function.
6520 (read_name): Convert to...
6521 (rtx_reader::read_name): ...member function.
6522 (read_escape): Convert to...
6523 (rtx_reader::read_escape): ...member function.
6524 (read_quoted_string): Convert to...
6525 (rtx_reader::read_quoted_string): ...member function.
6526 (read_braced_string): Convert to...
6527 (rtx_reader::read_braced_string): ...member function.
6528 (read_string): Convert to...
6529 (rtx_reader::read_string): ...member function.
6530 (read_skip_construct): Convert to...
6531 (rtx_reader::read_skip_construct): ...member function.
6532 (handle_constants): Convert to...
6533 (rtx_reader::handle_constants): ...member function.
6534 (traverse_md_constants): Convert to...
6535 (rtx_reader::traverse_md_constants): ...member function.
6536 (handle_enum): Convert to...
6537 (rtx_reader::handle_enum): ...member function.
6538 (lookup_enum_type): Convert to...
6539 (rtx_reader::lookup_enum_type): ...member function.
6540 (traverse_enum_types): Convert to...
6541 (rtx_reader::traverse_enum_types): ...member function.
6542 (rtx_reader::rtx_reader): Move initializations
6543 of various former global data from rtx_reader::read_md_files to
6544 here, as fields, along with the call to unlock_std_streams.
6545 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
6547 (rtx_reader::read_md_files): Move initializations of various
6548 global data from here to the ctor.
6549 * read-md.h (read_name): Convert to...
6550 (rtx_reader::read_name): ...member function.
6551 (rtx_reader::read_escape): New method decl.
6552 (read_quoted_string): Convert to...
6553 (rtx_reader::read_quoted_string): ...member function.
6554 (rtx_reader::read_braced_string): New method decl.
6555 (read_string): Convert to...
6556 (rtx_reader::read_string): ...member function.
6557 (rtx_reader::read_skip_construct): New method decl.
6558 (rtx_reader::set_md_ptr_loc): New method decl.
6559 (rtx_reader::get_md_ptr_loc): New method decl.
6560 (copy_md_ptr_loc): Convert to...
6561 (rtx_reader::copy_md_ptr_loc): ...member function.
6562 (fprint_md_ptr_loc): Convert to...
6563 (rtx_reader::fprint_md_ptr_loc): ...member function.
6564 (print_md_ptr_loc): Convert to...
6565 (rtx_reader::print_md_ptr_loc): ...member function.
6566 (rtx_reader::lookup_enum_type): New method decl.
6567 (rtx_reader::traverse_enum_types): New method decl.
6568 (rtx_reader::handle_constants): New method decl.
6569 (traverse_md_constants): Convert to...
6570 (rtx_reader::traverse_md_constants): ...member function.
6571 (rtx_reader::handle_enum): New method decl.
6572 (rtx_reader::join_c_conditions): New method decl.
6573 (fprint_c_condition): Convert to...
6574 (rtx_reader::fprint_c_condition): ...member function.
6575 (print_c_condition): Convert to...
6576 (rtx_reader::print_c_condition): ...member function.
6577 (rtx_reader::apply_iterator_to_string): New method decl.
6578 (rtx_reader::copy_rtx_for_iterators): New method decl.
6579 (rtx_reader::read_conditions): New method decl.
6580 (rtx_reader::record_potential_iterator_use): New method decl.
6581 (rtx_reader::read_mapping): New method decl.
6582 (rtx_reader::read_rtx): New method decl.
6583 (rtx_reader::read_rtx_code): New method decl.
6584 (rtx_reader::read_rtx_operand): New method decl.
6585 (rtx_reader::read_nested_rtx): New method decl.
6586 (rtx_reader::read_rtx_variadic): New method decl.
6587 (rtx_reader::get_string_obstack): New method.
6588 (rtx_reader::get_md_constants): New method.
6589 (string_obstack): Convert global variable decl to...
6590 (rtx_reader::m_string_obstack): ...this new field.
6591 (rtx_reader::m_ptr_locs): New field.
6592 (rtx_reader::m_ptr_loc_obstack): New field.
6593 (rtx_reader::m_joined_conditions): New field.
6594 (rtx_reader::m_joined_conditions_obstack): New field.
6595 (rtx_reader::m_md_constants): New field.
6596 (rtx_reader::m_enum_types): New field.
6597 * read-rtl.c (apply_iterator_to_string): Convert to...
6598 (rtx_reader::apply_iterator_to_string): ...member function.
6599 (copy_rtx_for_iterators): Convert to...
6600 (rtx_reader::copy_rtx_for_iterators): ...member function.
6601 (add_condition_to_string): Use rtx_reader_ptr for
6602 calls join_c_conditions.
6603 (apply_iterators): Use rtx_reader_ptr for calls to
6604 join_c_conditions and copy_rtx_for_iterators.
6605 (read_conditions): Convert to...
6606 (rtx_reader::read_conditions): ...member function.
6607 (record_potential_iterator_use): Convert to...
6608 (rtx_reader::record_potential_iterator_use): ...member function.
6609 (read_mapping): Convert to...
6610 (rtx_reader::read_mapping): ...member function.
6611 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
6612 (read_rtx): Convert to...
6613 (rtx_reader::read_rtx): ...member function.
6614 (read_rtx_code): Convert to...
6615 (rtx_reader::read_rtx_code): ...member function.
6616 (read_rtx_operand): Convert to...
6617 (rtx_reader::read_rtx_operand): ...member function. Update for move
6618 of string_obstack to a field.
6619 (read_nested_rtx): Convert to..
6620 (rtx_reader::read_nested_rtx): ...member function.
6621 (read_rtx_variadic): Convert to..
6622 (rtx_reader::read_rtx_variadic): ...member function.
6624 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6626 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
6628 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6630 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
6631 for pointer type too.
6632 (ipcp_update_vr): set_ptr_nonnull for pointer.
6634 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6636 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
6637 pt_solution_singleton_p.
6638 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
6639 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
6640 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
6641 pointer nonnull computed by VRP.
6642 Also Conservatively set pt.null to 1.
6643 (pt_solution_reset): Conservatively set pt.null to 1.
6644 (pt_solution_singleton_or_null_p): Renamed from
6645 pt_solution_singleton_p.
6646 * tree-ssanames.h (set_ptr_nonnull): Declare.
6647 (get_ptr_nonnull): Likewise.
6648 * tree-ssanames.c (set_ptr_nonnull): New.
6649 (get_ptr_nonnull): Likewise.
6650 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
6651 (evrp_dom_walker::before_dom_children): Likewise.
6653 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6655 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6656 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6657 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6658 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6659 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
6660 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6661 (rs6000_option_override_internal): Clear it if ABI_AIX.
6662 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6663 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
6665 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6667 * gimple-ssa-strength-reduction.c (record_increment): Remove
6670 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6672 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
6673 that the result is non-zero if it is true.
6674 (maybe_expand_shift): New wrapper around expand_shift_1.
6675 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
6677 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6679 PR tree-optimization/77916
6680 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
6681 Don't allow a MINUS_EXPR for pointer arithmetic for either known
6683 (record_increment): Increments of -1 for unknown strides just use
6684 a multiply initializer like other negative values.
6685 (analyze_increments): Remove stopgap solution for -1 increment
6686 applied to pointer arithmetic.
6688 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
6690 * dominance.c (dom_info::dom_info): Add new constructor for region
6691 which is vector of basic blocks.
6692 (dom_init): New method to initialize members common for both
6694 (dom_info::dom_info): Invoke dom_init for partial initialization.
6695 (dom_info::get_idom): Add check to corner cases on basic blocks which
6697 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
6698 to detect unreachable bbs.
6699 (dom_info::calc_idoms): Likewise.
6700 (compute_dom_fast_query_in_region): New function.
6701 (calculate_dominance_info_for_region): Likewise.
6702 (free_dominance_info_for_region): Likewise.
6703 * dominance.h: Add prototypes for introduced region-based functions
6704 * tree-if-conv.c (build_region): New function.
6705 (if_convertible_loop_p_1): Invoke local version of post-dominators
6706 calculation before basic block predication with subsequent freeing
6707 post-dominator info.
6708 (tree_if_conversion): Remove free of post-dominator info
6709 (pass_if_conversion::execute): Delete detection of infinite loops
6710 and fake edges to exit block since post-dominator calculation is
6711 performed per if-converted loop only.
6713 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
6716 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
6717 register explicitly.
6718 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
6719 optimizing for size.
6721 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6723 * config/aarch64/aarch64.c: Delete inclusion of
6724 cortex-a57-fma-steering.h.
6725 (aarch64_override_options): Delete call
6726 to aarch64_register_fma_steering.
6727 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
6728 * config/aarch64/cortex-a57-fma-steering.h: Delete.
6729 * config/aarch64/aarch64-passes.def: New file.
6730 * config/aarch64/cortex-a57-fma-steering.c
6731 (aarch64_register_fma_steering): Delete definition.
6732 (make_pass_fma_steering): Remove static qualifier.
6733 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
6734 (cortex-a57-fma-steering.o): Remove dependency on
6735 cortex-a57-fma-steering.h.
6737 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6739 * explow.c (validize_mem): Do not modify the argument in-place.
6741 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
6743 * tree-streamer.c (record_common_node): Explicitly list expected
6746 2016-10-17 Richard Biener <rguenther@suse.de>
6748 PR tree-optimization/77988
6749 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
6751 2016-10-17 Marek Polacek <polacek@redhat.com>
6753 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
6755 2016-10-17 Richard Biener <rguenther@suse.de>
6757 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
6760 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6762 PR tree-optimization/71636
6763 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
6765 2016-10-17 Richard Biener <rguenther@suse.de>
6767 * gimplify.c (gimplify_function_tree): Do not move the outer
6770 2016-10-17 Jakub Jelinek <jakub@redhat.com>
6772 * langhooks.h (struct lang_hooks_for_decls): Remove
6773 function_decl_explicit_p, function_decl_deleted_p and
6774 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
6775 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
6776 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
6777 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
6778 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
6779 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
6780 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
6781 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
6782 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
6783 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
6784 * langhooks.c (lhd_decl_dwarf_attribute): New function.
6785 * dwarf2out.c (gen_subprogram_die): Use
6786 lang_hooks.decls.decl_dwarf_attribute instead of
6787 lang_hooks.decls.function_decl_*.
6789 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
6793 * common.opt (-ftrampolines): New option.
6794 * doc/invoke.texi (Code Gen Options): Document it.
6795 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
6796 * doc/tm.texi: Regenerate.
6797 * builtins.def: Add init_descriptor and adjust_descriptor.
6798 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
6799 on platforms with descriptors.
6800 (expand_builtin_init_descriptor): New function.
6801 (expand_builtin_adjust_descriptor): Likewise.
6802 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
6803 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
6804 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
6805 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
6806 Set STATIC_CHAIN_REG_P on the static chain register, if any.
6807 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
6808 (expand_call): Likewise. Move around call to prepare_call_address
6809 and pass all flags to it.
6810 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
6811 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
6812 (gimple_call_set_by_descriptor): New setter.
6813 (gimple_call_by_descriptor_p): New getter.
6814 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
6815 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
6816 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
6817 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
6818 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
6819 * rtl.h (STATIC_CHAIN_REG_P): New macro.
6820 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
6821 * target.def (custom_function_descriptors): New POD hook.
6822 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
6823 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
6824 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
6825 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
6826 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
6827 (build_common_builtin_nodes): Initialize init_descriptor and
6829 * tree-nested.c: Include target.h.
6830 (struct nesting_info): Add 'any_descr_created' field.
6831 (get_descriptor_type): New function.
6832 (lookup_element_for_decl): New function extracted from...
6833 (create_field_for_decl): Likewise.
6834 (lookup_tramp_for_decl): ...here. Adjust.
6835 (lookup_descr_for_decl): New function.
6836 (convert_tramp_reference_op): Deal with descriptors.
6837 (build_init_call_stmt): New function extracted from...
6838 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
6839 * defaults.h (FUNCTION_ALIGNMENT): Define.
6840 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
6841 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
6842 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
6843 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
6844 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
6846 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
6848 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
6849 constants in CONST_VECTORs.
6851 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
6853 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
6854 register as destination of bmask.
6855 (vector_init_bshuffle): Likewise.
6856 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
6857 (bmaskdi_vis): Enable only in 64-bit mode.
6859 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
6861 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
6862 make LR a separately shrink-wrapped component unless savres_strategy
6863 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
6864 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
6865 wrapping when not both {SAVE,REST}_INLINE_GPRS.
6867 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
6869 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
6870 and keep looping on failure.
6872 2016-10-14 David Malcolm <dmalcolm@redhat.com>
6874 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
6876 (print_rtx_function): Update example in comment for...
6877 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
6878 non-virtual pseudos with a '%' sigil followed by the regno, offset
6879 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
6880 pseudo is dumped as "%0".
6882 2016-10-14 Jakub Jelinek <jakub@redhat.com>
6885 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
6888 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
6890 * config/sparc/sparc-passes.def: New file.
6891 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
6892 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
6893 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
6895 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
6897 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
6898 loop peel to loops with exit test at the beginning.
6900 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
6902 PR rtl-optimization/68212
6903 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
6904 frequency when computing scale factor for peeled copies.
6905 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
6906 values for switch/peel blocks/edges.
6908 2016-10-14 Pedro Alves <palves@redhat.com>
6910 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
6912 2016-10-14 Catherine Moore <clm@codesourcery.com>
6914 * config/mips/mips.c (mips_prepare_pch_save): Initialize
6915 micromips_globals to zero.
6917 2016-10-14 Richard Biener <rguenther@suse.de>
6919 PR tree-optimization/77979
6920 * tree-vrp.c (compare_name_with_value): Handle released SSA names
6921 in the equivalency sets.
6922 (compare_names): Likewise.
6924 2016-10-14 Martin Liska <mliska@suse.cz>
6926 * builtins.h(target_char_cst_p): Declare the function.
6927 * builtins.c (fold_builtin_memchr): Remove.
6928 (target_char_cst_p): Move the function from gimple-fold.c.
6929 (fold_builtin_3): Do not call the function.
6930 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
6931 (gimple_fold_builtin): Call the function.
6932 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
6934 2016-10-14 Martin Liska <mliska@suse.cz>
6936 * builtins.c (fold_builtin_strcmp): Remove function.
6937 (fold_builtin_strncmp): Likewise.
6938 (fold_builtin_2): Remove call of the function.
6939 (fold_builtin_3): Likewise.
6940 * fold-const-call.c (fold_const_call): Add constant folding
6941 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
6942 * fold-const-call.h (build_cmp_result): Declare the function.
6943 * gimple-fold.c (gimple_load_first_char): New function.
6944 (gimple_fold_builtin_string_compare): Likewise.
6945 (gimple_fold_builtin): Call the function.
6947 2016-10-14 Nathan Sidwell <nathan@acm.org>
6949 * gcov-io.c (gcov_open): Deconstify 'mode'.
6951 2016-10-14 Martin Liska <mliska@suse.cz>
6953 * fold-const.c (c_getstr): Support of properly \0-terminated
6954 string constants. New argument is added.
6955 * fold-const.h: New argument is added.
6957 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6959 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
6961 (aarch64_print_hint_for_core): Likewise.
6962 (aarch64_print_hint_for_arch): Likewise.
6963 (aarch64_validate_march): Use it. Fix indentation in type signature.
6964 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
6965 (aarch64_validate_mtune): Likewise.
6966 (aarch64_handle_attr_arch): Likewise.
6967 (aarch64_handle_attr_cpu): Likewise.
6968 (aarch64_handle_attr_tune): Likewise.
6970 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6972 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
6975 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
6977 * config/m68k/m68k.c (m68k_option_override): Check
6978 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
6979 instead of stack_limit_rtx.
6981 2016-10-13 Jakub Jelinek <jakub@redhat.com>
6983 * dwarf2out.c (gen_member_die): Handle inline static data member
6986 2016-10-13 Nathan Sidwell <nathan@acm.org>
6988 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
6989 gcov_var.mode. Remove unnecessary fstat.
6991 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
6994 * function.c (thread_prologue_and_epilogue_insns): Call all
6995 make_*logue_seq in the same order as traditional. Call them
6996 all a second time if shrink_wrapped_separate.
6998 2016-10-13 Marek Polacek <polacek@redhat.com>
7000 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
7001 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
7004 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7006 PR tree-optimization/77937
7007 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
7008 to infinite when we have a pointer with an increment of -1.
7010 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7012 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
7014 * memmodel.h: This file.
7015 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
7016 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
7017 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
7018 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
7019 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
7020 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
7021 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
7022 compare-elim.c, config/aarch64/aarch64-builtins.c,
7023 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
7024 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
7025 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
7026 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
7027 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
7028 config/darwin.c, config/epiphany/epiphany.c,
7029 config/epiphany/mode-switch-use.c,
7030 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
7031 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
7032 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
7033 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
7034 config/m68k/m68k.c, config/mcore/mcore.c,
7035 config/microblaze/microblaze.c, config/mmix/mmix.c,
7036 config/mn10300/mn10300.c, config/moxie/moxie.c,
7037 config/msp430/msp430.c, config/nds32/nds32-cost.c,
7038 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
7039 config/nds32/nds32-memory-manipulation.c,
7040 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
7041 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
7042 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
7043 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
7044 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
7045 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
7046 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
7047 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
7048 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
7049 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
7050 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
7051 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
7052 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
7053 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
7054 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
7055 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
7056 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
7057 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
7058 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
7059 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
7060 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
7061 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
7062 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
7063 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
7064 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
7065 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
7066 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
7067 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
7068 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
7069 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
7070 var-tracking.c, varasm.c: Include memmodel.h.
7071 * genattrtab.c (write_header): Include memmodel.h in generated file.
7072 * genautomata.c (main): Likewise.
7073 * gengtype.c (open_base_files): Likewise.
7074 * genopinit.c (main): Likewise.
7075 * genconditions.c (write_header): Include memmodel.h earlier in
7077 * genemit.c (main): Likewise.
7078 * genoutput.c (output_prologue): Likewise.
7079 * genpeep.c (main): Likewise.
7080 * genpreds.c (write_insn_preds_c): Likewise.
7081 * genrecog.c (write_header): Likewise.
7082 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
7084 2016-10-13 David Malcolm <dmalcolm@redhat.com>
7086 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
7087 for new "compact" param of print_rtx_function. Check for "cinsn"
7089 * print-rtl-function.c (flag_compact): New decl.
7090 (print_rtx_function): Add param "compact" and use it to set
7091 flag_compact, adding a description of the effect to the leading
7092 comment, and updating the example output.
7093 * print-rtl.c (flag_compact): New variable.
7094 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
7096 (print_rtx_operand_code_i): When printing source locations, wrap
7097 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
7098 (print_rtx_operand_code_r): Don't print regnos for hard regs and
7099 virtuals in compact mode.
7100 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
7101 apart from in LABEL_REFs.
7102 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
7103 Don't print basic block ids in compact mode.
7104 (print_rtx): In compact mode, prefix the code of insns with "c",
7105 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
7106 * print-rtl.h (print_rtx_function): Add "compact" param.
7108 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7110 * arm.h (TARGET_VFP): Delete.
7111 (TARGET_VFPD32): Remove references to TARGET_VFP.
7112 (TARGET_VFP3, TARGET_VFP5): Likewise.
7113 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
7114 (TARGET_NEON_FP16): Likewise.
7115 (TARGET_FMA): Likewise.
7116 (TARGET_CRYPTO): Likewise.
7117 (TARGET_NEON): Likewise.
7118 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
7119 (FUNCTION_ARG_REGNO_P): Likewise.
7120 * arm.c (arm_option_check_internal): Likewise.
7121 (arm_option_override): Likewise.
7122 (use_return_insn): Likewise.
7123 (arm_function_value_regno_p): Likewise.
7124 (arm_apply_result_size): Likewise.
7125 (use_vfp_abi): Likewise.
7126 (arm_legitimate_address_outer_p): Likewise.
7127 (thumb2_legitimate_address_p): Likewise.
7128 (arm_legitimate_index_p): Likewise.
7129 (thumb2_legitimate_index_p): Likewise.
7130 (arm_legitimate_address): Likewise.
7131 (arm_get_vfp_saved_size): Likewise.
7132 (arm_emit_vfp_multi_reg_pop): Likewise.
7133 (arm_get_frame_offsets): Likewise.
7134 (arm_save_coproc_regs): Likewise.
7135 (arm_hard_regno_mode_ok): Likewise.
7136 (arm_expand_epilogue_apcs_frame): Likewise.
7137 (arm_expand_epilogue): Likewise.
7138 (arm_file_start): Likewise.
7139 (arm_conditional_register_usage): Likewise.
7140 (arm_validize_comparison): Use vfp_compare_operand directly.
7141 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
7142 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
7144 (arm_atomic_assign_expand_fenv): Likewise.
7145 * arm.md (divsf3): Likewise.
7146 (arm_negsi2): Likewise.
7148 (arm_movdi): Likewise.
7149 (arm_movt): Likewise.
7150 (cbranchsf4): Change predicate to vfp_compare_operand.
7151 (cbranchdf4): Change predicate to vfp_compare_operand.
7152 (cstorehf4): Change predicate to vfp_compare_operand.
7153 (cstoresf4): Change predicate to vfp_compare_operand.
7154 (cstoredf4): Change predicate to vfp_compare_operand.
7155 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
7156 (movhi_insn_arch4, movhi_bytes): Likewise.
7157 * constraints.md (Dt): Likewise.
7159 * iterators.md (SDF): Likewise.
7160 * predicates.md (arm_float_compare_operand): Delete.
7161 (const_double_vcvt_power_of_two_reciprocal): Remove references to
7163 (const_double_vcvt_power_of_two): Likewise.
7164 * thumb2.md thumb2_movsi_insn): Likewise.
7165 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
7166 (movhf_vfp): Likewise.
7167 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
7168 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
7169 (movsf_vfp, thumb2_movsf_vfp): Likewise.
7170 (movdf_vfp, thumb2_movdf_vfp): Likewise.
7171 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
7172 (subsf3_vfp, divsf3_vfp): Likewise.
7173 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
7174 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
7175 (mulsf3negsfsubsf_vfp): Likewise.
7176 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
7177 (floatunssisf2, sqrtsf2_vfp): Likewise.
7178 (movcc_vfp): Likewise.
7179 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
7180 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
7181 (push_multi_vfp): Likewise.
7182 (set_fpscr, get_fpscr): Likewise.
7183 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
7185 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7187 * arm.h (TARGET_VFP): Unconditionally define to 1.
7188 (arm_fpu_desc): Remove 'model' field.
7189 (TARGET_FPU_MODEL): Delete.
7190 * arm.c (all_fpus): Don't initialize the model field.
7191 (arm_can_inline_p): Don't check the FPU model.
7192 * arm-fpus.def: Remove redundant model field from all FPU
7195 2016-10-13 Richard Biener <rguenther@suse.de>
7198 * genmatch.c (struct capture): Add value_match member.
7199 (commutate): Preserve value_match.
7200 (lower_opt_convert): Likewise.
7201 (lower_cond): Likewise.
7202 (replace_id): Likewise.
7203 (struct dt_operand): Add value_match member.
7204 (decision_tree::cmp_node): Compare it.
7205 (decision_tree::insert_operand): Honor it when finding and
7206 when appending a DT_MATCH.
7207 (dt_operand::gen_match_op): Generate a type check after
7208 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
7209 (parser::get_internal_capture_id): New helper.
7210 (parser::finish_match_operand): New function lowering @@<id>.
7211 (parser::parse_capture): Parse @@<id> as value-match.
7212 (parser::parse_expr): Use get_internal_capture_id.
7213 (parser::parse_simplify): Call finish_match_operand.
7214 (walk_captures): New helper.
7215 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
7217 ((X /[ex] A) * A -> X): Likewise.
7218 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
7219 convert[12] and value-matching.
7220 ((A | B) & (A | C) -> A | (B & C)): Likewise.
7221 ((X | Y) | Y -> X | Y): Likewise.
7222 ((X ^ Y) ^ Y -> X): Likewise.
7223 (A - (A & B) -> ~B & A): Likewise.
7224 ((T)(P + A) - (T)P -> (T) A): Likewise.
7225 ((T)P - (T)(P + A) -> -(T) A): Likewise.
7226 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
7227 * doc/match-and-simplify.texi: Amend capture section.
7229 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
7231 * config/arc/arc.md (umul_600): Remove predicated variant.
7232 (umul64_600): Likewise.
7234 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
7236 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
7238 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7240 * tree-vect-loop.c (loop_niters_no_overflow): New func.
7241 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
7242 no-overflow information to vect_do_peeling_for_loop_bound and
7243 vect_gen_vector_loop_niters.
7245 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7247 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
7250 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7252 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
7253 adjust_vec automatically.
7254 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
7255 param exit_bb to guard_to.
7256 (slpeel_checking_verify_cfg_after_peeling):
7257 (set_prologue_iterations):
7258 (create_lcssa_for_virtual_phi): New func which is factored out from
7259 slpeel_tree_peel_loop_to_edge.
7260 (slpeel_tree_peel_loop_to_edge):
7261 (iv_phi_p): New func.
7262 (vect_can_advance_ivs_p): Call iv_phi_p.
7263 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
7264 new gimple stmts in basic block.
7265 (vect_gen_niters_for_prolog_loop): Rename to...
7266 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
7267 adjust implementation.
7268 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
7269 sizetype if necessary.
7270 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
7271 it to external function.
7272 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
7273 (vect_gen_vector_loop_niters_mult_vf): New.
7274 (slpeel_update_phi_nodes_for_loops): New.
7275 (slpeel_update_phi_nodes_for_guard1): Reimplement.
7276 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
7277 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
7278 * tree-vect-loop.c (vect_build_loop_niters): Move to file
7279 tree-vect-loop-manip.c
7280 (vect_generate_tmps_on_preheader): Delete.
7281 (vect_transform_loop): Rename vectorization_factor to vf. Call
7282 vect_do_peeling instead of vect_do_peeling-* functions.
7283 * tree-vectorizer.h (vect_do_peeling): New decl.
7284 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
7285 (vect_do_peeling_for_loop_bound): Delete.
7286 (vect_do_peeling_for_alignment): Delete.
7288 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7290 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
7291 duplicated loop after its preheader and after the original loop.
7293 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7295 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
7296 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
7298 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7300 * tree-vect-loop.c (vectorizable_live_operation): Support handling
7301 for live variable outside loop but not in lcssa form.
7303 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7305 * cfg.c (reset_original_copy_tables): New func.
7306 * cfg.h (reset_original_copy_tables): New decl.
7308 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7311 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
7313 * varasm.c (default_binds_local_p_3): Formatting fix.
7315 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7317 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
7319 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
7320 Remove useless code.
7322 2016-10-13 Martin Liska <mliska@suse.cz>
7324 PR tree-optimization/77943
7325 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
7326 a different EH landing pads.
7328 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7331 * hooks.h (hook_tree_void_null): Declare.
7332 * hooks.c (hook_tree_void_null): New function.
7333 * langhooks.c (lhd_return_null_tree_v): Remove.
7334 * langhooks-def.h (lhd_return_null_tree_v): Remove.
7335 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
7336 set y to const0_rtx.
7337 * function.c (stack_protect_epilogue): Likewise.
7338 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
7339 if TARGET_THREAD_SSP_OFFSET is defined.
7340 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7341 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7342 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7343 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7344 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7345 (ix86_stack_protect_guard): New function.
7347 2016-10-13 Richard Biener <rguenther@suse.de>
7349 * dwarf2out.c (tree_add_const_value_attribute): Do not try
7350 rtl_for_decl_init during early phase.
7351 (gen_variable_die): Do not create locations during early phase.
7352 (gen_label_die): Likewise.
7353 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
7356 2016-10-12 Richard Biener <rguenther@suse.de>
7358 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
7359 try_add_new_range and made to eturn new range.
7360 (evrp_dom_walker::before_dom_children): Push op1 value range before
7361 pushing op0 value range.
7363 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7365 PR tree-optimization/77937
7366 * gimple-ssa-strength-reduction.c (analyze_increments): Use
7367 POINTER_TYPE_P on the candidate type to determine whether
7368 candidates in this chain require pointer arithmetic.
7370 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
7372 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
7373 correction if the type is smaller than a word.
7374 (visium_select_cc_mode): Add ... fall through ... comment.
7376 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7378 * config/rs6000/rs6000.c (machine_function): Add new fields
7379 gpr_is_wrapped_separately and lr_is_wrapped_separately.
7380 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
7381 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
7382 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
7383 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
7384 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
7385 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
7386 (rs6000_get_separate_components): New function.
7387 (rs6000_components_for_bb): New function.
7388 (rs6000_disqualify_components): New function.
7389 (rs6000_emit_prologue_components): New function.
7390 (rs6000_emit_epilogue_components): New function.
7391 (rs6000_set_handled_components): New function.
7392 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
7393 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
7394 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
7395 (rs6000_emit_epilogue): Don't emit GPR restores if
7396 gpr_is_wrapped_separately for that register. Don't make a
7397 REG_CFA_RESTORE note for registers we did not restore, either.
7399 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7401 * function.c (thread_prologue_and_epilogue_insns): Call
7402 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
7403 if it has possibly changed. Compute the split_prologue_seq and
7404 epilogue_seq later, too.
7405 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
7406 (dump_components): New function.
7407 (struct sw): New struct.
7409 (init_separate_shrink_wrap): New function.
7410 (fini_separate_shrink_wrap): New function.
7411 (place_prologue_for_one_component): New function.
7412 (spread_components): New function.
7413 (disqualify_problematic_components): New function.
7414 (emit_common_heads_for_components): New function.
7415 (emit_common_tails_for_components): New function.
7416 (insert_prologue_epilogue_for_components): New function.
7417 (try_shrink_wrapping_separate): New function.
7418 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
7420 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7422 * regrename.c (build_def_use): Invalidate chains that have a
7423 REG_CFA_RESTORE on some instruction.
7425 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7427 * dce.c (delete_unmarked_insns): Don't delete instructions with
7428 a REG_CFA_RESTORE note.
7430 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7432 * common.opt (-fshrink-wrap-separate): New flag.
7433 * doc/invoke.texi: Document it.
7434 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
7435 * doc/tm.texi: Regenerate.
7436 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
7437 * target.def (shrink_wrap): New hook vector.
7438 (get_separate_components, components_for_bb, disqualify_components,
7439 emit_prologue_components, emit_epilogue_components,
7440 set_handled_components): New hooks.
7442 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7444 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
7445 vector return by reference only if -Wpsabi.
7446 (rs6000_pass_by_reference): Similarly, for argument passing.
7448 2016-10-12 David Malcolm <dmalcolm@redhat.com>
7450 * function-tests.c: Include "print-rtl.h".
7451 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
7452 function, and verify what is dumped.
7453 * print-rtl-function.c (print_edge): New function.
7454 (begin_any_block): New function.
7455 (end_any_block): New function.
7456 (can_have_basic_block_p): New function.
7457 (print_rtx_function): Track the basic blocks of insns in the
7458 chain, wrapping those that are within blocks within "(block)"
7459 directives. Remove the "(cfg)" directive.
7461 2016-10-12 David Malcolm <dmalcolm@redhat.com>
7463 * selftest.c (selftest::read_file): New function.
7464 (selftest::test_read_file): New function.
7465 (selftest::selftest_c_tests): Call test_read_file.
7466 * selftest.h (selftest::read_file): New decl.
7468 2016-10-12 Richard Biener <rguenther@suse.de>
7471 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
7474 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
7476 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
7478 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
7479 dwarf2out_assembly_start.
7481 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
7483 * Makefile.in (SELFTEST_FLAGS): New variable.
7484 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
7486 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
7489 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
7491 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
7492 dumped in RTL dumps.
7494 2016-10-12 Martin Liska <mliska@suse.cz>
7496 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
7497 (gimple_fold_builtin_memory_op): Use the function.
7498 (gimple_fold_builtin_strchr): Likewise.
7499 (gimple_fold_builtin_strcat): Likewise.
7500 (gimple_build): Likewise.
7502 2016-10-12 Nathan Sidwell <nathan@acm.org>
7504 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
7506 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
7508 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
7509 equivalent 32-bit constant (modulo 2**32) when that yields
7510 smaller instructions.
7511 (size_of_int_loc_descriptor): Update accordingly.
7513 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
7515 * dwarf2out.c (dwarf2out_early_global_decl): For nested
7516 functions, call dwarf2out_decl on the parent function first.
7518 2016-10-12 Richard Biener <rguenther@suse.de>
7520 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
7523 2016-10-12 Richard Biener <rguenther@suse.de>
7525 * tree-ssa-propagate.c
7526 (substitute_and_fold_dom_walker::before_dom_children): Do not
7527 ignore ASSERT_EXPRs but only preserve them.
7528 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
7529 that have been propagated into.
7530 (vrp_finalize): Enable DCE for substitute_and_fold.
7532 2016-10-12 Richard Biener <rguenther@suse.de>
7534 PR tree-optimization/77920
7535 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
7536 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
7537 (simplify_abs_using_ranges): Likewise.
7538 (simplify_conversion_using_ranges): Likewise.
7539 (simplify_stmt_using_ranges): Adjust.
7541 2016-10-12 Jakub Jelinek <jakub@redhat.com>
7543 PR tree-optimization/77929
7544 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
7545 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
7547 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7550 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
7551 needs a base register for arg 1.
7553 2016-10-12 Jakub Jelinek <jakub@redhat.com>
7555 * common.opt (Wimplicit-fallthrough) Turn into alias to
7556 -Wimplicit-fallthrough=3. Remove EnabledBy.
7557 (Wimplicit-fallthrough=): New option.
7558 * gimplify.c (warn_implicit_fallthrough_r): Use
7559 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
7560 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
7561 to -Wimplicit-fallthrough=3.
7562 (-Wimplicit-fallthrough=): Document.
7564 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7566 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
7567 and GEU in DImode if TARGET_SUBXC.
7568 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
7569 (seqdi<W:mode>_zero_subxc): Delete.
7570 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
7571 (neg_seqdi<W:mode>_zero_vis3): Delete.
7572 (plus_seqdi<W:mode>_zero): Likewise.
7573 (minus_seqdi<W:mode>_zero): Likewise.
7574 (plus_plus_sltu<W:mode>): Accept only register.
7575 (addx<W:mode>): Likewise.
7576 (plus_sltu<W:mode>_vis3): Likewise.
7577 (plus_plus_sltu<W:mode>_vis3): Likewise.
7578 (neg_sgeu<W:mode>_vis3): Delete.
7579 (minus_sgeu<W:mode>_vis3): Likewise.
7580 (addxc<W:mode>): Accept only registers.
7581 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
7582 (minus_neg_sltu<W:mode>_subxc): Accept only register.
7583 (neg_plus_sltu<W:mode>_subxc): Likewise.
7584 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
7585 (minus_minus_sltu<W:mode>_subxc): Accept only register.
7586 (sgeu<W:mode>_insn_subxc): Delete.
7587 (plus_sgeu<W:mode>_subxc): Likewise.
7588 (subxc<W:mode>): Accept only register.
7589 (scc splitter): Split always GEU again.
7591 2016-10-11 Jeff Law <law@redhat.com>
7593 PR tree-optimization/77424
7594 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
7595 dead conditionals. Assert that all e->aux fields are NULL.
7597 2016-10-11 David Malcolm <dmalcolm@redhat.com>
7599 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
7600 operand-printing "switch" statement into...
7601 (print_rtx_operand_code_0): ...this new function, ...
7602 (print_rtx_operand_code_e): ...this new function, ...
7603 (print_rtx_operand_codes_E_and_V): ...this new function, ...
7604 (print_rtx_operand_code_i): ...this new function, ...
7605 (print_rtx_operand_code_r): ...this new function, ...
7606 (print_rtx_operand_code_u): ...this new function, ...
7607 (print_rtx_operand): ...and this new function.
7609 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
7611 * config/alpha/alpha-passes.def: New file.
7612 * config/alpha/t-alpha: New file.
7613 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
7614 (make_pass_handle_trap_shadows): New prototype.
7615 (make_pass_align_insns): Ditto.
7616 * config/alpha/alpha.c (alpha_option_override): Don't register
7618 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
7620 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7623 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
7624 distinct __ibm128 IBM extended double type if long doubles are
7625 128-bits and the default format for long double is IEEE 128-bit.
7627 2016-10-11 Richard Biener <rguenther@suse.de>
7629 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
7630 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
7631 (verify_die): New function.
7632 (dwarf2out_finish): Call it.
7633 (output_line_info): Handle case of -gsplit-dwarf without
7634 DWARF2_ASM_LINE_DEBUG_INFO.
7636 2016-10-11 Richard Biener <rguenther@suse.de>
7639 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
7640 sub-chains of BLOCK_VARS and gimple_bind_vars.
7642 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7644 * config/i386/znver1.md : Fix imov/imovx load type reservations.
7646 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7648 * config/sparc/sparc.opt (msubxc): New option.
7649 * doc/invoke.texi (SPARC options): Document it and tidy up.
7650 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
7651 * doc/tm.texi: Regenerate.
7652 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
7654 (CCX_NOOV): Rename into...
7658 * config/sparc/predicates.m (fcc_register_operand): Simplify.
7659 (fcc0_register_operand): Likewise.
7660 (icc_register_operand): New.
7661 (icc_or_fcc_register_operand): Simplify.
7662 (nz_comparison_operator): New.
7663 (c_comparison_operator): Likewise.
7664 (noov_compare_operator): Rename into...
7665 (icc_comparison_operator): ...this. Use above predicates.
7666 (noov_compare64_operator): Rename into...
7667 (v9_comparison_operator): ...this and tidy up.
7668 (fcc_comparison_operator): New.
7669 (icc_or_fcc_comparison_operator): Likewise.
7670 (v9_register_compare_operator): Rename info...
7671 (v9_register_comparison_operator): ...this.
7672 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
7673 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
7675 (sparc_fixed_condition_code_regs): New function.
7676 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
7677 renaming and add support for CCC/CCXC.
7678 (output_cbranch): Likewise.
7679 (sparc_print_operand): Likewise.
7680 (gen_v9_scc): Remove obsolete assertion.
7681 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
7682 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
7683 (output_cbcond): Remove bogus handling of CC modes.
7684 (sparc_register_move_cost): Return 100 for NO_REGS.
7685 * config/sparc/sparc.md (W): New mode iterator.
7686 (length): Adjust for noov_compare64_operator renaming.
7687 (cmpsi_sne): New instruction.
7688 (cmpdi_sne): Likewise.
7689 (seqdi_special): Delete.
7690 (seqdi_special): Likewise.
7691 (snesi<P:mode>_special): Likewise.
7692 (snedi_special): Likewise.
7693 (snedi_special_vis3): Likewise.
7694 (snesi patterns): Use W iterator.
7695 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
7696 (sltu patterns): Likewise.
7697 (sgeu patterns): Likewise.
7698 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
7699 (normal_branch): Use icc_comparison_operator predicate.
7700 (inverted_branch): Likewise.
7701 (cbcond_sp32): Use comparison_operator predicate.
7702 (cbcond_sp64): Likewise.
7703 (normal_int_branch_sp64): Adjust for renaming
7704 (inverted_int_branch_sp64): Likewise.
7705 (mov<I:mode>_cc_reg_sp64): Likewise.
7706 (movsf_cc_reg_sp6): Likewise.
7707 (movdf_cc_reg_sp64): Likewise.
7708 (movtf_cc_reg_hq_sp64): Likewise.
7709 (movtf_cc_reg_sp64): Likewise.
7710 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
7711 (movsf_cc_v9): Likewise.
7712 (movdf_cc_v9): Likewise.
7713 (movtf_cc_hq_v9): Likewise.
7714 (movtf_cc_v9): Likewise.
7715 (adddi3): Call gen_adddi3_sp32.
7716 (adddi3_insn_sp32): Rename to...
7717 (adddi3_sp32): ...this. Accept only register_operand as operand #1
7718 and use CCCmode for the carry.
7719 (addx_extend_sp32): Use CCCmode for the carry.
7720 (addx_extend_sp64): Delete.
7721 (adddi3_extend_sp32): Use CCCmode for the carry.
7722 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
7723 (subdi3): Call gen_subdi3_sp32.
7724 (subdi3_insn_sp32): Rename to...
7725 (subdi3_sp32): ...this and use CCmode for the carry.
7726 (subx_extend_sp32): Use CCCmode for the carry.
7727 (subx_extend_sp64): Delete.
7728 (subdi3_extend_sp32): Use CCmode for the carry.
7729 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
7730 (negdi3): Call gen_negdi3_sp32.
7731 (negdi3_sp32): Use CCCmode for the carry.
7732 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
7733 (cmp_nz_ashift_1): Use CCNZ mode.
7734 (cmp_nz_set_ashift_1): Likewise.
7735 (ctrapsi4): Use comparison_operator predicate.
7736 (ctrapdi4): Likewise.
7737 (trapsi_insn): Use icc_comparison_operator predicate.
7738 (trapdi_insn): Likewise.
7739 (edge8 patterns): Use CCNZmode.
7740 (edge16 patterns): Likewise.
7741 (edge32 patterns): Likewise.
7743 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7745 * config/visium/visium-modes.def (CC_NOOV): Rename into...
7747 (CC_BTST): Rename into...
7749 * config/visium/predicates.md (real_add_operand): New.
7750 (visium_btst_operator): Rename into...
7751 (visium_equality_comparison_operator): ...this.
7752 (visium_noov_operator): Rename into...
7753 (visium_nz_comparison_operator): ...this.
7754 (visium_c_comparison_operator): New.
7755 (visium_branch_operator): Adjust and deal with all CC modes.
7756 * config/visium/visium.c (visium_adjust_cost): Adjust.
7757 (visium_split_double_add): Use the *_set_carry patterns.
7758 (visium_select_cc_mode): Add support for CCC mode and adjust.
7759 (output_cbranch): Adjust and use the carry-based operators for
7760 floating-point comparisons.
7761 * config/visium/visium.md (flags_subst_arith): Adjust.
7762 (addsi3_insn_set_carry): New instruction.
7763 (subsi3_insn_set_carry): Likewise.
7764 (negsi2_insn_set_carry): Likewise.
7766 (cmp<mode>_sne): Likewise.
7767 (cbranch<mode>4): Use ordered_comparison_operator.
7768 (cbranch<mode>4_insn): Likewise.
7769 (cbranchsi4_btst_insn): Adjust.
7771 2016-10-11 Tom de Vries <tom@codesourcery.com>
7774 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
7777 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7779 * tree.h (build_complex_type): Add second parameter with default.
7780 * tree.c (build_complex_type): Add NAMED second parameter and adjust
7781 recursive call. Create a TYPE_DECL only if NAMED is true.
7782 (build_common_tree_nodes): Pass true in calls to build_complex_type.
7784 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
7786 New avr-passes.def to register AVR specific passes.
7788 * config/avr/avr-passes.def: New file.
7789 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
7790 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
7791 (make_avr_pass_recompute_note): New proto.
7792 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
7793 (avr_pass_recompute_notes): Use anonymous namespace.
7794 (avr_register_passes): Remove function...
7795 (avr_option_override): ...and its call.
7797 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
7799 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
7800 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
7801 PTF_AVOID_BRANCHLIKELY_SPEED for others.
7802 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
7804 * config/mips/mips.c (mips_option_override): Enable the branch
7805 likely depending on the tune flags and optimization level.
7806 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
7807 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
7808 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
7809 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
7811 2016-10-11 Richard Biener <rguenther@suse.de>
7813 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
7814 (output_function): Properly stream the whole block tree.
7815 * lto-streamer-in.c (input_function): Likewise.
7817 2016-10-11 Marek Polacek <polacek@redhat.com>
7819 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
7821 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
7823 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
7824 (evrp_dom_walker::before_dom_children): Infer and push new value
7825 ranges for x in y < x.
7827 2016-10-10 Joseph Myers <joseph@codesourcery.com>
7830 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
7831 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
7832 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
7833 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
7834 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
7835 (IA64_NO_LIBGCC_TFMODE): Likewise.
7837 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
7839 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
7842 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
7844 * config.gcc: Add aarch64-*-freebsd* support.
7845 * config.host: Likewise.
7846 * config/aarch64/aarch64-freebsd.h: New file.
7847 * config/aarch64/t-aarch64-freebsd: Ditto.
7849 2016-10-10 Jeff Law <law@redhat.com>
7851 PR tree-optimization/71947
7852 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
7853 B with A within a single statement.
7855 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7857 PR tree-optimization/77824
7858 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
7859 zero cost for copies.
7860 (find_candidates_dom_walker::before_dom_children): Replace
7861 MODIFY_EXPR with SSA_NAME.
7862 (replace_mult_candidate): Likewise.
7863 (replace_profitable_candidates): Likewise.
7865 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7867 * config/s390/s390.h: Wrap more macros args in brackets and fix
7869 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
7871 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
7873 2016-10-10 Andreas Schwab <schwab@suse.de>
7876 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
7877 pseudo is not DImode.
7879 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
7881 * common/config/arc/arc-common.c (arc_option_optimization_table):
7882 Remove compact casesi option.
7883 * config/arc/arc.c (arc_override_options): Use compact casesi
7884 option only for pre-ARCv2 cores.
7885 * doc/invoke.texi (mcompact-casesi): Update text.
7887 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7889 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
7890 Add macro to say we can efficiently handle overlapping unaligned
7892 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
7893 poor code for processors older than p8.
7895 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
7897 * gen-pass-instances.awk: Remove GNUism.
7899 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7901 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
7902 NULL of (*ipcp_transformations)][node->uid].
7904 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
7906 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
7907 (MALLOC_ABI_ALIGNMENT): Define.
7909 2016-10-09 Jakub Jelinek <jakub@redhat.com>
7911 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
7912 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
7913 VAR_OR_FUNCTION_DECL_P macros.
7914 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
7915 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
7916 chkp_find_bounds_1): Likewise.
7917 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
7918 * hsa-gen.c (get_symbol_for_decl): Likewise.
7919 * cgraphunit.c (check_global_declaration, analyze_functions,
7920 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
7922 * gimple-fold.c (can_refer_decl_in_current_unit_p,
7923 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
7925 * tree.c (set_decl_section_name, copy_node_stat,
7926 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
7927 merge_dllimport_decl_attributes, handle_dll_attribute,
7928 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
7929 verify_type): Likewise.
7930 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
7931 find_explicit_erroneous_behavior): Likewise.
7932 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
7933 * ipa.c (process_references): Likewise.
7934 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
7935 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
7936 notice_global_symbol, assemble_variable, mark_decl_referenced,
7937 build_constant_desc, output_constant_def_contents, do_assemble_alias,
7938 make_decl_one_only, default_section_type_flags,
7939 categorize_decl_for_section, default_encode_section_info): Likewise.
7940 * trans-mem.c (requires_barrier): Likewise.
7941 * gimple-expr.c (mark_addressable): Likewise.
7942 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
7943 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
7944 expand_debug_expr): Likewise.
7945 * tree-dump.c (dequeue_and_dump): Likewise.
7946 * ubsan.c (instrument_bool_enum_load): Likewise.
7947 * tree-pretty-print.c (print_declaration): Likewise.
7948 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
7949 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
7950 * asan.c (asan_protect_global, instrument_derefs): Likewise.
7951 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
7952 pass_build_ssa::execute): Likewise.
7953 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
7954 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
7956 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
7958 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
7959 can_be_nonlocal, remap_decls, copy_debug_stmt,
7960 initialize_inlined_parameters, add_local_variables,
7961 reset_debug_binding, replace_locals_op): Likewise.
7962 * dse.c (can_escape): Likewise.
7963 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
7965 * tree-diagnostic.c (default_tree_printer): Likewise.
7966 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
7967 unpack_ts_decl_with_vis_value_fields,
7968 lto_input_ts_decl_common_tree_pointers): Likewise.
7969 * builtins.c (builtin_save_expr, fold_builtin_expect,
7970 readonly_data_expr): Likewise.
7971 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
7972 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
7974 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
7975 * gimplify.c (force_constant_size, gimplify_bind_expr,
7976 gimplify_decl_expr, gimplify_var_or_parm_decl,
7977 gimplify_compound_lval, gimplify_init_constructor,
7978 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
7979 gimplify_type_sizes): Likewise.
7980 * cgraphbuild.c (record_reference, record_type_list, mark_address,
7981 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
7982 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
7983 remove_unused_locals): Likewise.
7984 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
7985 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
7986 * function.c (instantiate_expr, instantiate_decls_1,
7987 setjmp_vars_warning, add_local_decl): Likewise.
7988 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
7990 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
7991 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
7992 optimize_va_list_gpr_fpr_size): Likewise.
7993 * tree-nrv.c (pass_nrv::execute): Likewise.
7994 * tsan.c (instrument_expr): Likewise.
7995 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
7996 * vtable-verify.c (verify_bb_vtables): Likewise.
7997 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
7998 get_ref_base_and_extent): Likewise.
7999 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
8001 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
8002 analyze_all_variable_accesses): Likewise.
8003 * tree-nested.c (get_nonlocal_debug_decl,
8004 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
8005 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
8006 get_local_debug_decl, convert_local_omp_clauses,
8007 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
8009 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
8010 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
8011 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
8012 dbxout_symbol, dbxout_common_check): Likewise.
8013 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
8014 string_constant): Likewise.
8015 * hsa.c (hsa_get_declaration_name): Likewise.
8016 * passes.c (rest_of_decl_compilation): Likewise.
8017 * tree-ssanames.c (make_ssa_name_fn): Likewise.
8018 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
8019 pack_ts_decl_with_vis_value_fields,
8020 write_ts_decl_common_tree_pointers): Likewise.
8021 * stor-layout.c (place_field): Likewise.
8022 * symtab.c (symtab_node::maybe_create_reference,
8023 symtab_node::verify_base, symtab_node::make_decl_local,
8024 symtab_node::copy_visibility_from,
8025 symtab_node::can_increase_alignment_p): Likewise.
8026 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
8027 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
8028 fortran_common, add_location_or_const_value_attribute,
8029 add_scalar_info, add_linkage_name, set_block_abstract_flags,
8030 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
8031 optimize_one_addr_into_implicit_ptr,
8032 optimize_location_into_implicit_ptr): Likewise.
8033 * gimple-low.c (record_vars_into): Likewise.
8034 * ipa-visibility.c (update_vtable_references): Likewise.
8035 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
8037 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
8038 DFS::DFS_write_tree_body, write_symbol): Likewise.
8039 * langhooks.c (lhd_warn_unused_global_decl,
8040 lhd_set_decl_assembler_name): Likewise.
8041 * attribs.c (decl_attributes): Likewise.
8042 * except.c (output_ttype): Likewise.
8043 * varpool.c (varpool_node::get_create, ctor_for_folding,
8044 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
8045 * fold-const.c (fold_unary_loc): Likewise.
8046 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
8047 ipa_find_agg_cst_from_init): Likewise.
8048 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
8049 expand_omp_target, lower_omp_regimplify_p,
8050 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
8051 find_link_var_op): Likewise.
8052 * tree-chrec.c (chrec_contains_symbols): Likewise.
8053 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
8054 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
8055 execute_fixup_cfg): Likewise.
8057 PR tree-optimization/77901
8058 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
8059 if ranges[i].exp is SSA_NAME when looking for >= and only when
8060 ranges[i].exp is NULL or SSA_NAME when looking for the other
8063 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8065 * ipa-cp.c (ipcp_alignment_lattice): Remove.
8066 (ipcp_param_lattices): Remove field alignment.
8067 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
8068 (set_all_contains_variable): Remove call to
8069 ipcp_alignment_lattice::set_to_bottom.
8070 (initialize_node_lattices): Likewise.
8071 (propagate_alignment_accross_jump_function): Remove.
8072 (propagate_constants_accross_call): Remove call to
8073 propagate_alignment_accross_jump_function.
8074 (ipcp_store_alignment_results): Remove.
8075 (ipcp_driver): Remove call to ipcp_store_alignment_results.
8076 (propagate_bits_accross_jump_function): Handle ancestor jump function.
8077 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
8078 pretty-printing of alignment jump function.
8079 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
8080 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
8081 alignments and remove computing ipa_alignment jump function.
8082 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
8083 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
8084 (ipa_read_jump_function): Remove reading of ipa_alignment.
8085 (write_ipcp_transformation_info): Remove streaming for alignment
8086 propagation summary.
8087 (read_ipcp_transformation_info): Remove reading of alignment
8088 propagation summary.
8089 (ipcp_update_alignments): Remove.
8090 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
8092 (ipcp_transform_function): Remove call to ipcp_update_alignments()
8093 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
8094 * ipa-prop.h (ipa_alignment): Remove.
8095 (ipa_jump_func): Remove field alignment.
8096 (ipcp_transformation_summary): Remove field alignments.
8097 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
8098 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
8099 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
8101 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
8103 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
8105 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
8107 (visium_expand_fp_cstore): Likewise.
8109 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8111 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
8112 * diagnostic.c (warning_at_rich_loc_n): New function.
8113 (diagnostic_n_impl_richloc): Likewise.
8114 (diagnostic_n_impl): Move most of the function to
8115 diagnostic_n_impl_richloc and call it.
8117 2016-10-08 Jakub Jelinek <jakub@redhat.com>
8119 * gen-pass-instances.awk: Rewritten.
8120 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
8121 $(PASSES_EXTRA) after passes.def to the script.
8122 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
8123 * config/i386/i386-passes.def: New file.
8124 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
8125 make_pass_stv): Declare.
8126 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
8128 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
8130 (pass_stv::clone, pass_stv::set_pass_param): New methods.
8131 (pass_stv::timode_p): New non-static data member.
8132 (ix86_option_override): Don't register passes here.
8134 * doc/invoke.texi: Document accepting Else, fallthrough.
8136 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
8139 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
8140 FALLTHRU comment styles.
8142 2016-10-07 Andrew Pinski <apinski@cavium.com>
8144 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
8145 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
8146 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
8148 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
8150 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
8152 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
8153 (AARCH64_ARCH): Likewise.
8154 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
8156 (AARCH64_CORE): Likewise.
8157 (AARCH64_ARCH): Likewise.
8158 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
8159 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8160 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
8161 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8162 (AARCH64_ARCH): Likewise.
8163 (AARCH64_CORE): Likewise.
8164 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
8165 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
8166 (AARCH64_CORE): Likewise.
8167 (AARCH64_ARCH): Likewise.
8169 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
8171 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
8172 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
8173 floating point type infrastructre, and -mfloat128 that enables the
8174 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
8175 if -mfloat128-type. Define __ibm128 to be long double by default.
8176 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
8177 the IEEE 128-bit floating point type infrastructure should
8178 automatically be enabled.
8179 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
8180 instead of -mfloat128 to enable KFmode.
8181 (rs6000_option_override_internal): Split the option -mfloat128
8182 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
8183 systems, automatically set -mfloat128-type, but don't enable it on
8184 other operating systems. Move setting the long double size and
8185 IEEE quad support before the IEEE 128-bit floating point changes.
8186 (rs6000_init_builtins): Do not create a unique type for __ibm128
8187 if long double is IBM extended double, instead rely on __ibm128
8188 being defined as 'long double'. If -mfloat128-type and not
8189 -mfloat128, create the KFmode type with an undocumented __ieee128
8191 (rs6000_init_libfuncs): Use -mfloat128-type instead of
8192 -mfloat128 for tests about the types, but keep tests for
8193 -mfloat128 to enable the keyword support.
8194 (rs6000_complex_function_value): Likewise.
8195 (rs6000_scalar_mode_supported_p): Likewise.
8196 (rs6000_floatn_mode): Likewise.
8197 (rs6000_c_mode_for_suffix): Likewise.
8198 (rs6000_opt_masks): Add -mfloat128-type.
8199 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
8200 -mfloat128-type being split from -mfloat128. Add
8201 -mfloat128-hardware, which was missing.
8202 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
8203 -mfloat128 and -mfloat128-type:
8204 (-mfloat128-type): Likewise.
8205 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
8206 that 64-bit Linux systems with enable -mfloat128-type by default
8208 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
8209 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
8210 -mfloat128-type instead of -mfloat128.
8211 (FLOAT128_2REG_P): Likewise.
8212 (MASK_FLOAT128_TYPE): Likewise.
8213 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8214 (RS6000_BTM_FLOAT128): Likewise.
8215 (TARGET_FLOAT128): Poison old identifiers.
8216 (OPTION_MASK_FLOAT128): Likewise.
8217 (MASK_FLOAT128): Likewise.
8218 * config/rs6000/rs6000.md (FP): Likewise.
8219 (FLOAT128): Likewise.
8220 (fix_trunc<mode>di2): Likewise.
8221 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
8222 (floatdi<mode>2): Likewise.
8223 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
8224 (neg<mode>2, FLOAT128 iterator): Likewise.
8225 (abs<mode>2, FLOAT128 iterator): Likewise.
8226 (ieee_128bit_negative_zero): Likewise.
8227 (ieee_128bit_vsx_neg<mode>2): Likewise.
8228 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
8229 (ieee_128bit_vsx_abs<mode>2): Likewise.
8230 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
8231 (ieee_128bit_vsx_nabs<mode>2): Likewise.
8232 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
8233 (extendiftf2): Likewise.
8234 (extendifkf2): Likewise.
8235 (extendtfkf2): Likewise.
8236 (trunciftf2): Likewise.
8237 (truncifkf2): Likewise.
8238 (trunckftf2): Likewise.
8239 (trunctfif2): Likewise.
8240 (extendkftf2): Likewise.
8241 (trunctfkf2): Likewise.
8243 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8245 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
8246 before merging in bytes to pass down to real_from_target.
8248 2016-10-07 Richard Biener <rguenther@suse.de>
8250 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
8252 (substitute_and_fold_dom_walker::before_dom_children):
8253 Substitute and fold before pass specific folding to avoid
8254 feeding that with SSA names that will be later released.
8255 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
8256 introduced by folding and visited by evaluate_stmt called during
8258 (likely_value): Likewise.
8259 (evaluate_stmt): Likewise.
8260 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
8261 (simplify_div_or_mod_using_ranges): Likewise.
8262 (simplify_min_or_max_using_ranges): Likewise.
8263 (simplify_abs_using_ranges): Likewise.
8264 (simplify_conversion_using_ranges): Likewise.
8265 (simplify_float_conversion_using_ranges): Likewise.
8266 (simplify_stmt_using_ranges): Likewise.
8268 2016-10-07 Marek Polacek <polacek@redhat.com>
8270 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
8271 FALLTHROUGH_LABEL_P here...
8272 (warn_implicit_fallthrough_r): ...not here.
8274 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
8276 PR tree-optimization/77880
8277 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
8280 2016-10-07 Marek Polacek <polacek@redhat.com>
8283 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
8285 2016-10-07 Richard Biener <rguenther@suse.de>
8287 * bitmap.h: Document constraints on bitmap modification while
8290 2016-10-07 Richard Biener <rguenther@suse.de>
8292 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
8293 * bitmap.h (bmp_iter_set): When advancing to the next element
8294 check that we didn't remove the current one.
8295 (bmp_iter_and): Likewise.
8296 (bmp_iter_and_compl): Likewise.
8297 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
8298 we currently iterate on but keep a one-level queue.
8299 * sched-deps.c (remove_from_deps): Do not clear current bit
8300 but keep a one-level queue.
8302 2016-10-07 Jakub Jelinek <jakub@redhat.com>
8304 PR tree-optimization/77664
8305 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
8306 for the other ranges.
8307 (optimize_range_tests_diff): Fix up formatting.
8308 (optimize_range_tests_var_bound): New function.
8309 (optimize_range_tests): Use it.
8311 2016-10-07 Martin Liska <mliska@suse.cz>
8313 * coverage.c (build_gcov_exit_decl): Fix priority what
8314 should be really 99.
8316 2016-10-07 Richard Biener <rguenther@suse.de>
8318 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
8319 vars in gimple_bind_vars but not in BLOCK_VARS.
8321 2016-10-07 Richard Biener <rguenther@suse.de>
8323 PR tree-optimization/77879
8324 * tree-ssa-structalias.c (handle_const_call): Properly handle
8326 (handle_pure_call): Likewise.
8328 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8330 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
8331 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
8334 2016-10-06 Andrew Pinski <apinski@cavium.com>
8336 * config/aarch64/aarch64-cores.def: Add a comment before each
8339 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
8341 PR tree-optimization/77862
8342 * tree-vrp.c (add_equivalence): Use get_value_range so that
8343 num_vr_values is checked before accessing vr_values.
8345 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
8347 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
8350 2016-10-05 Jeff Law <law@redhat.com>
8352 PR tree-optimization/71661
8353 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
8354 removal of a forwarder exposes a new natural loop.
8356 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
8358 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
8359 Introduce ssesuffix variable.
8360 (<mask_codefor><code><mode>3<mask_name>): Ditto.
8361 (*<code><mode>3): Ditto.
8363 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
8365 * postreload.c (reload_cse_simplify): Skip also USE when detecting
8368 2016-10-06 Richard Biener <rguenther@suse.de>
8370 PR tree-optimization/77855
8371 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
8372 instead of removing the current item while iterating over the set
8375 2016-10-06 James Clarke <jrtc27@jrtc27.com>
8376 Eric Botcazou <ebotcazou@adacore.com>
8379 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
8380 (classify_registers): Don't set it
8381 (function_arg_slotno): Don't initialize and test it. Tidy up.
8383 2016-10-06 Richard Biener <rguenther@suse.de>
8385 PR tree-optimization/77839
8386 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
8389 2016-10-06 Martin Liska <mliska@suse.cz>
8391 * gcc.c: Set -fprofile-update=atomic when profiling is
8392 enabled and -pthread is set. Warn when one combines
8393 -pthread and -fprofile-update=single for an app using
8396 2016-10-06 Martin Liska <mliska@suse.cz>
8399 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
8400 * gimple-ssa-strength-reduction.c (slsr_process_cast):
8401 Initialize a pointer to NULL.
8402 (slsr_process_copy): Likewise.
8403 * input.c (location_get_source_line): Likewise.
8404 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
8406 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
8408 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
8409 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
8410 (ix86_handle_option): Deleted handle of OPT_mpcommit.
8411 * config.gcc: Deleted pcommitintrin.h
8412 * config/i386/pcommitintrin.h: Deleted file.
8413 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
8414 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
8416 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
8418 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
8419 (PTA_PCOMMIT): Deleted define.
8420 (ix86_option_override_internal): Deleted handle of option.
8421 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
8422 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
8423 __builtin_ia32_pcommit): Deleted.
8424 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
8425 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
8426 (pcommit): Deleted instruction.
8427 * config/i386/i386.opt: Mention -mpcommit deprecation.
8428 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
8430 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
8433 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
8434 Remove wrong assert.
8435 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
8436 Use <round_constraint> as operand 1 constraint.
8438 2016-10-05 Jakub Jelinek <jakub@redhat.com>
8441 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
8442 (ubsan_instrument_float_cast): And not here.
8445 * ubsan.c (ubsan_ids): New GTY(()) array.
8446 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
8447 instead of static local counters.
8449 2016-10-05 Martin Sebor <msebor@redhat.com>
8452 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
8453 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
8454 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
8455 (default_printf_pointer_format): Define function.
8456 * targhooks.c (linux_printf_pointer_format): Define new function.
8457 * targhooks.h (linux_printf_pointer_format): Declare.
8458 (gnu_libc_printf_pointer_format): Remove declaration.
8460 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8462 * fold-const.c (native_encode_real): Fix logic for selecting offset
8463 to write to when BYTES_BIG_ENDIAN.
8465 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
8467 * builtins.c (fold_builtin_strchr): Remove function.
8468 (fold_builtin_strrchr): Likewise.
8469 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
8470 * gimple-fold.c (target_char_cst_p): New function.
8471 (gimple_fold_builtin_strchr) Add more foldings.
8472 (gimple_fold_builtin): Add index, strrchr, rindex cases.
8474 2016-10-05 Richard Biener <rguenther@suse.de>
8477 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
8478 capture ids in c-exprs.
8480 2016-10-05 Richard Biener <rguenther@suse.de>
8483 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
8484 with types_match for GIMPLE code gen to handle type mismatched
8486 (dt_operand::gen): Adjust.
8487 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
8490 2016-10-05 Richard Biener <rguenther@suse.de>
8492 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
8494 2016-10-05 Richard Biener <rguenther@suse.de>
8497 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
8499 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
8501 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
8502 version check to protect only DW_TAG_imported_module generation.
8504 2016-10-05 Richard Biener <rguenther@suse.de>
8507 * match.pd (min(a,-a) -> -abs(a)): New pattern.
8509 2016-10-04 Ian Lance Taylor <iant@golang.org>
8511 * explow.c (allocate_dynamic_stack_space): Call
8512 do_pending_stack_adjust before handling flag_split_stack.
8514 2016-10-04 David Malcolm <dmalcolm@redhat.com>
8516 * genattrtab.c (make_internal_attr): Supply dummy column number to
8519 * genoutput.c (init_insn_for_nothing): Likewise.
8520 * gensupport.c (add_define_attr): Likewise.
8521 * read-md.c (message_at_1): Print column number.
8522 (fatal_with_file_and_line): Likewise.
8523 (rtx_reader::read_char): Track column numbers.
8524 (rtx_reader::unread_char): Likewise.
8525 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
8526 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
8527 (rtx_reader::handle_file): Initialize m_read_md_colno.
8528 (rtx_reader::get_current_location): Supply column number to
8530 * read-md.h (struct file_location): Add field "colno".
8531 (file_location::file_location): Likewise.
8532 (rtx_reader::get_colno): New accessor.
8533 (rtx_reader::m_read_md_colno): New field.
8534 (rtx_reader::m_last_line_colno): New field.
8536 2016-10-04 Jakub Jelinek <jakub@redhat.com>
8538 * doc/extend.texi (Java Exceptions): Remove.
8539 (java_interface): Remove.
8541 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
8543 PR tree-optimization/77808
8544 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
8545 and addr are different before copying points-to information.
8547 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
8549 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
8550 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
8551 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
8552 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
8554 2016-10-04 Richard Biener <rguenther@suse.de>
8556 PR tree-optimization/77399
8557 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
8558 verify the target can convert.
8560 2016-10-04 Richard Biener <rguenther@suse.de>
8563 * explow.c (plus_constant): Verify the mode of the constant
8564 pool offset before calling plus_constant.
8566 2016-10-04 Richard Biener <rguenther@suse.de>
8569 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
8570 type support, mark with :C.
8571 (X / -X -> -1): Mark with :C.
8573 2016-10-04 Jakub Jelinek <jakub@redhat.com>
8575 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
8576 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
8577 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
8578 * doc/tm.texi: Regenerated.
8579 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
8580 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
8581 * config/darwin.h (JCR_SECTION_NAME): Remove.
8582 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
8583 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
8584 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
8585 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
8586 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
8587 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
8589 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8591 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
8592 between "because" and "param" in dump message in call to fprintf.
8594 2016-10-03 Jeff Law <law@redhat.com>
8596 PR tree-optimization/71550
8597 PR tree-optimization/71403
8598 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
8599 (profitable_jump_thread_path): Also return boolean indicating if
8600 the realized path will create an irreducible loop.
8601 Remove loop depth tests from 71403.
8602 (fsm_find_control_statement_thread_paths): Remove loop depth tests
8603 from 71403. If threading will create an irreducible loop, then
8604 throw away loop iteration and related information.
8606 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
8608 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
8609 -Woverloaded-virtual checks for warning options.
8610 * configure: Regenerate.
8612 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
8614 PR preprocessor/77699
8615 * input.c (maybe_grow): Don't allocate one byte extra headroom.
8616 (get_next_line): Return false on error.
8617 (read_next_line): Removed, use get_next_line instead.
8618 (read_line_num): Don't copy the line.
8619 (location_get_source_line): Don't use static data.
8620 (selftest::test_reading_source_line): Add more test cases.
8622 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8625 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8627 * ifcvt.c (noce_try_avoid_const_materialization): New function.
8628 (noce_process_if_block): Use it.
8630 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
8632 * doc/invoke.texi: Update -Wint-in-bool-context.
8634 2016-10-02 Jakub Jelinek <jakub@redhat.com>
8636 * dwarf2out.c (output_fde, output_call_frame_info,
8637 dwarf2out_do_cfi_startproc, set_indirect_string,
8638 gen_internal_sym, output_die, output_line_info): Use
8639 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
8640 ASM_GENERATE_INTERNAL_LABEL output.
8642 2016-10-01 Richard Biener <rguenther@suse.de>
8645 * genmatch.c (get_operand_type): Add operand position arg
8646 and handle COND_EXPR comparison operand with fixed boolean_type_node.
8647 (expr::gen_transform): Adjust.
8648 (dt_simplify::gen_1): Likewise.
8650 2016-10-01 Jakub Jelinek <jakub@redhat.com>
8652 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
8653 comments. Simplify asserts, remove unnecessary conditions.
8655 (*<code><mode>3): Likewise.
8657 2016-09-30 Jakub Jelinek <jakub@redhat.com>
8659 * doc/invoke.texi (-Wregister): Document.
8661 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
8663 * configure.ac: Split CHECKING_P into CHECKING_P and
8664 ENABLE_EXTRA_CHECKING.
8665 * configure: Regenerated.
8666 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
8667 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
8669 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
8672 * gcc.c (process_command): For @filename handling, output
8673 the correct name if the file does not exist.
8675 2016-09-30 Marek Polacek <polacek@redhat.com>
8677 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
8678 * config/alpha/predicates.md: Likewise.
8680 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8682 * ifcvt.c (noce_try_avoid_const_materialization): New function.
8683 (noce_process_if_block): Use it.
8685 2016-09-30 Martin Liska <mliska@suse.cz>
8687 * doc/invoke.texi: Document asan-use-after-return that
8688 it's disabled by default in runtime.
8690 2016-09-30 Richard Biener <rguenther@suse.de>
8692 * tree-vrp.c (intersect_ranges): If we failed to handle
8693 the intersection choose a constant singleton range if available.
8695 2016-09-30 Richard Biener <rguenther@suse.de>
8697 PR tree-optimization/77399
8698 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
8699 float <-> int conversions.
8701 2016-09-30 Alan Modra <amodra@gmail.com>
8703 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
8705 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
8707 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
8708 ext_level before calling CPUID with 0x80000008.
8709 Simplify xgetbv checks.
8711 2016-09-29 David Malcolm <dmalcolm@redhat.com>
8713 * Makefile.in (OBJS): Add print-rtl-function.o.
8714 * print-rtl-function.c: New file.
8715 * print-rtl.h (print_rtx_function): New decl.
8717 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
8720 * config/i386/cpuid.h (__get_cpuid_count): New.
8721 (__get_cpuid): Rename __level to __leaf.
8723 2016-09-29 Marek Polacek <polacek@redhat.com>
8725 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
8727 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
8730 * builtins.c (expand_builtin_memcmp): Don't swap args unless
8731 result is only being compared with zero.
8733 2016-09-29 Marek Polacek <polacek@redhat.com>
8735 * dwarf2out.c (loc_descriptor): Add fall through comment.
8736 (add_const_value_attribute): Likewise.
8738 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
8740 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
8741 with "v6t2". Move "arch" attribute above "pool_range".
8742 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
8744 (*thumb2_movhi_vfp): Likewise.
8745 (*arm_movhi_fp16): Likewise.
8746 (*thumb2_movhi_fp16): Likewise.
8747 (*arm_movsi_vfp): Remove "arch" attribute.
8748 (*thumb2_movsi_vfp): Likewise.
8750 2016-09-29 Martin Liska <mliska@suse.cz>
8752 * doc/extend.texi: Remove limitation of Objective C for
8753 __attribute__((constructor)) and __attribute__((destructor)).
8755 2016-09-29 Richard Biener <rguenther@suse.de>
8757 PR tree-optimization/77768
8758 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
8759 Handle stores to readonly memory when removing redundant stores.
8761 2016-09-29 Richard Biener <rguenther@suse.de>
8764 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
8765 X / -X -> -1 simplifications.
8767 2016-09-29 Richard Biener <rguenther@suse.de>
8770 * match.pd: Add max(a,-a) -> abs(a) pattern.
8771 * tree-ssa-phiopt.c (minmax_replacement): Disable for
8772 HONOR_SIGNED_ZEROS types.
8774 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
8776 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
8777 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
8779 2016-09-29 Richard Biener <rguenther@suse.de>
8781 * tree-vrp.c (set_defs_to_varying): New helper avoiding
8782 writing to vr_const_varying.
8783 (vrp_initialize): Call it.
8784 (vrp_visit_stmt): Likewise.
8785 (evrp_dom_walker::before_dom_children): Likewise.
8787 2016-09-29 Richard Biener <rguenther@suse.de>
8789 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
8790 constructors with vector elements.
8792 2016-09-29 Richard Biener <rguenther@suse.de>
8794 PR tree-optimization/77768
8795 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
8796 with stores to a place we know has a constant value.
8798 2016-09-29 Alan Modra <amodra@gmail.com>
8800 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
8801 * doc/invoke.texi: Document it.
8802 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
8803 (rs6000_passes_float): Comment.
8804 (rs6000_passes_long_double): New static var.
8805 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
8806 (init_cumulative_args): Set up to emit fp .gnu_attribute for
8807 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
8808 to include fp values returned in vectors.
8809 Set rs6000_passes_long_double.
8810 (rs6000_function_arg_advance_1): Likewise for function args.
8811 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
8812 and SPE. Emit long double tag value too.
8813 (rs6000_opt_vars): Add gnu-attr.
8814 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
8815 * configure: Regenerate.
8816 * config.in: Regenerate.
8818 2016-09-28 Jakub Jelinek <jakub@redhat.com>
8820 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
8822 (format_floating, format_string, format_directive,
8823 get_destination_size, pass_sprintf_length::handle_gimple_call):
8826 2016-09-28 Jakub Jelinek <jakub@redhat.com>
8828 * gimple-ssa-sprintf.c: Fix comment formatting.
8829 (format_integer): Use is_gimple_assign.
8830 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
8831 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
8832 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
8833 (pass_sprintf_length::execute): Use is_gimple_call.
8835 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
8837 * gimple-fold.c (gimple_fold_builtin): After failing to fold
8838 strchr, also try the generic folding.
8840 2016-09-28 Martin Sebor <msebor@redhat.com>
8843 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
8846 2016-09-28 Martin Sebor <msebor@redhat.com>
8849 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
8850 length modifier is not expected.
8851 (format_floating): Ignore l length modifier and fail gracefuly
8852 when it isn't one of the other expected ones.
8854 2016-09-28 Martin Sebor <msebor@redhat.com>
8857 * varasm.c (assemble_addr_to_section): Increase local buffer size.
8859 2016-09-27 Richard Biener <rguenther@suse.de>
8861 * dwarf2out.c (cu_die_list): New global.
8862 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
8863 main_comp_unit_die to cu_die_list if we created it.
8864 Move break_out_includes ...
8865 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
8868 2016-09-28 Richard Biener <rguenther@suse.de>
8870 * dwarf2out.c (struct die_struct): Add removed flag.
8871 (lookup_type_die): If the DIE is marked as removed, clear
8872 TYPE_SYMTAB_DIE and return NULL.
8873 (lookup_decl_die): If the DIE is marked as removed, remove it
8874 from the hash and return NULL.
8875 (mark_removed): New helper.
8876 (prune_unused_types_prune): Call it for removed DIEs.
8877 (gen_subprogram_die): Move the premark_used_types call to after
8878 DIEs for the functions scopes are generated.
8879 (process_scope_var): Do not re-create pruned types or type decls.
8880 Make sure to also re-parent type decls.
8881 (dwarf2out_finish): Move unused type pruning and debug_types
8883 (dwarf2out_early_finish): ... here.
8885 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
8887 * config/arc/arc-c.c: New file.
8888 * config/arc/arc-c.def: Likewise.
8889 * config/arc/t-arc: Likewise.
8890 * config.gcc: Include arc-c.o as c and cpp object.
8891 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
8892 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
8893 arc_cpu_cpp_builtins.
8895 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
8897 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
8898 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
8900 2016-09-28 Nathan Sidwell <nathan@acm.org>
8902 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
8905 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
8907 PR tree-optimization/61056
8908 * gimple-fold.c (gimple_fold_builtin_strchr):
8909 New function to optimize strchr (s, 0) to strlen.
8910 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
8912 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
8914 PR tree-optimization/77724
8915 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
8916 Add tree_fits_shwi_p check.
8918 2016-09-27 Jakub Jelinek <jakub@redhat.com>
8920 * auto-inc-dec.c (try_merge): Remove break after return.
8921 * cselib.c (autoinc_split): Likewise.
8922 * explow.c (promote_mode): Likewise.
8923 * fixed-value.c (fixed_arithmetic): Likewise.
8924 * hsa.c (hsa_internal_fn::get_arity): Likewise.
8925 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
8926 * trans-mem.c (get_attrs_for): Likewise.
8927 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
8928 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
8929 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
8930 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
8931 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
8932 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
8933 * config/cris/cris.c (cris_op_str): Likewise.
8934 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
8935 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
8937 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
8939 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
8940 IFN_GOACC_REDUCTION_CODES): New.
8941 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
8942 ifn_goacc_reduction_kind): Use them.
8943 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
8944 of internal functions, when applicable.
8946 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
8948 * config/mips/constraints.md (d): Fix documentation.
8949 * doc/md.texi (Machine Constraints): Update accordingly.
8951 2016-09-27 Richard Biener <rguenther@suse.de>
8953 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
8954 cur_line_info_table initialization ...
8955 (dwarf2out_assembly_start): ... here.
8957 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
8959 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
8960 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
8961 (*thumb2_movhi_vfp): Likewise.
8962 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
8963 template. Expand predicable attribute to mark VMOV.F16 as not
8964 predicable. Add "arch" attribute.
8965 (*thumb2_movhi_fp16): Likewise.
8966 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
8967 (*thumb2_movsi_vfp): Add "arch" attribute.
8969 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
8971 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
8974 2016-09-27 Marek Polacek <polacek@redhat.com>
8976 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
8979 * config/c6x/c6x.h: Adjust fall through comment.
8980 * config/sh/sh.c (final_prescan_insn): Likewise.
8981 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
8982 (visium_expand_fp_cstore): Likewise.
8984 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8986 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
8987 expected by -Wimplicit-fallthrough.
8988 (thumb1_size_rtx_costs): Likewise.
8989 (thumb2_reorg): Likewise.
8990 (tls_mentioned_p): Add "Fall through" comment.
8991 (thumb2_reorg): Likewise.
8992 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
8993 comment form expected by -Wimplicit-fallthrough.
8995 2016-09-27 Martin Liska <mliska@suse.cz>
8997 PR gcov-profile/46266
8998 * input.h (RESERVED_LOCATION_P): New macro.
8999 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
9000 instread of comparison with UNKNOWN_LOCATION.
9002 2016-09-27 Richard Biener <rguenther@suse.de>
9004 PR tree-optimization/77745
9005 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9006 When removing redundant stores make sure to check compatibility
9007 of the TBAA state for downstream accesses.
9008 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
9009 value-numbering virtual operands for store matches.
9011 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
9014 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
9015 movrt patterns. Match them before anything else in the SET case.
9017 2016-09-27 Martin Liska <mliska@suse.cz>
9019 PR gcov-profile/7970
9020 PR gcov-profile/16855
9021 PR gcov-profile/44779
9022 * coverage.c (build_gcov_exit_decl): New function.
9023 (coverage_obj_init): Call the function and generate __gcov_exit
9025 * doc/gcov.texi: Document when __gcov_exit function is called.
9027 2016-09-27 Marek Polacek <polacek@redhat.com>
9030 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9031 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
9032 -Wno-error instead of -Wno-implicit-fallthrough.
9034 2016-09-27 Martin Liska <mliska@suse.cz>
9037 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
9039 2016-09-27 Jakub Jelinek <jakub@redhat.com>
9041 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
9042 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
9043 comments. Remove break after return.
9044 (ix86_fp_compare_code_to_integer, has_dispatch,
9045 ix86_simd_clone_usable): Remove break after return.
9047 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
9049 PR rlt-optimization/77714
9050 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
9053 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
9056 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
9057 extract_range_from_unary_expr to convert value_range.
9058 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
9059 (extract_range_from_unary_expr): This.
9060 * tree-vrp.h (extract_range_from_unary_expr): Declare.
9062 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
9064 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
9066 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9068 * config/i386/i386.c (ix86_print_operand)
9069 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
9070 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
9071 (epilogue_renumber): Likewise.
9073 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
9076 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
9077 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
9079 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
9081 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
9082 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
9083 is_mm_seq_cst, is_mm_sync): Move to ...
9084 * memmodel.h: This. New file.
9085 * builtins.c: Include memmodel.h.
9086 * optabs.c: Likewise.
9088 * config/aarch64/aarch64.c: Likewise.
9089 * config/alpha/alpha.c: Likewise.
9090 * config/arm/arm.c: Likewise.
9091 * config/i386/i386.c: Likewise.
9092 * config/ia64/ia64.c: Likewise.
9093 * config/mips/mips.c: Likewise.
9094 * config/rs6000/rs6000.c: Likewise.
9095 * config/sparc/sparc.c: Likewise.
9096 * genconditions.c: Include memmodel.h in generated file.
9097 * genemit.c: Likewise.
9098 * genoutput.c: Likewise.
9099 * genpeep.c: Likewise.
9100 * genpreds.c: Likewise.
9101 * genrecog.c: Likewise.
9103 2016-09-26 David Malcolm <dmalcolm@redhat.com>
9105 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
9106 "c" instead when parsing characters. Move operand parsing into...
9107 (read_rtx_operand): ...this new function, renaming "i" to "idx",
9108 and tightening the scope of various locals.
9110 2016-09-26 Liu Hao <lh_mouse@126.com>
9112 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
9114 2016-09-26 Marek Polacek <polacek@redhat.com>
9116 * system.h: Use __has_attribute to check whether the fallthrough
9117 attribute is supported.
9119 2016-09-26 Marek Polacek <polacek@redhat.com>
9121 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
9122 gimple_call_internal_p.
9123 * ipa-split.c (find_return_bb): Likewise.
9124 (execute_split_functions): Likewise.
9125 * omp-low.c (dump_oacc_loop_part): Likewise.
9126 (oacc_loop_xform_head_tail): Likewise.
9127 * predict.c (predict_loops): Likewise.
9128 * sanopt.c (pass_sanopt::execute): Likewise.
9129 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
9130 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
9131 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
9132 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
9133 (expand_ifn_va_arg): Likewise.
9134 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
9135 (optimize_mask_stores): Likewise.
9136 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
9137 (vect_transform_stmt): Likewise.
9138 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
9139 * tsan.c (instrument_memory_accesses): Likewise.
9141 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9142 Alexander Monakov <amonakov@ispras.ru>
9144 * regrename.c (rename_chains): Check
9145 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
9146 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
9147 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
9149 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9151 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
9152 (s390_sched_score): Likewise.
9154 2016-09-26 Martin Liska <mliska@suse.cz>
9156 * doc/gcov.texi: Update program output of gcov tool.
9158 2016-09-26 Martin Liska <mliska@suse.cz>
9160 PR gcov-profile/23332
9161 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
9162 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
9163 * value-prof.c (dump_histogram_value): Do not handle
9164 HIST_TYPE_CONST_DELTA.
9165 (stream_in_histogram_value): Likewise.
9166 (gimple_find_values_to_profile): Likewise.
9167 * value-prof.h (enum hist_type): Likewise.
9169 2016-09-26 Martin Liska <mliska@suse.cz>
9171 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
9172 from default sanitize recover values.
9173 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
9174 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
9175 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
9177 * opts.c (finish_options): Do a generic loop over options
9178 that can be recovered.
9179 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
9181 (common_handle_option): Likewise.
9182 * opts.h: Declare can_recover to sanitizer_opts_s.
9184 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
9186 * target.def(elf_flags_numeric): Change documentation to present tense.
9187 * doc/tm.texi: Regenerate.
9189 2016-09-26 Marek Polacek <polacek@redhat.com>
9192 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9193 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
9194 -Wno-switch-fallthrough.
9195 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
9196 (expand_builtin): Likewise.
9197 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
9198 * convert.c (convert_to_real_1): Likewise.
9199 (convert_to_integer_1): Likewise.
9200 * final.c (output_alternate_entry_point): Likewise.
9201 * genattrtab.c (make_canonical): Likewise.
9202 (write_test_expr): Likewise.
9203 * genpreds.c (validate_exp): Likewise.
9204 * gimple-ssa-strength-reduction.c
9205 (find_candidates_dom_walker::before_dom_children): Likewise.
9206 * godump.c (go_format_type): Likewise.
9207 * reload1.c (elimination_effects): Likewise.
9208 * resource.c (mark_referenced_resources): Likewise.
9209 (mark_set_resources): Likewise.
9210 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
9211 * varasm.c (output_addressed_constants): Likewise.
9213 2016-09-26 Marek Polacek <polacek@redhat.com>
9216 * common.opt (Wimplicit-fallthrough): New option.
9217 * doc/extend.texi: Document statement attributes and the fallthrough
9219 * doc/invoke.texi: Document -Wimplicit-fallthrough.
9220 * gimple.h (gimple_call_internal_p): New function.
9221 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
9222 (struct label_entry): New struct.
9223 (find_label_entry): New function.
9224 (case_label_p): New function.
9225 (collect_fallthrough_labels): New function.
9226 (last_stmt_in_scope): New function.
9227 (should_warn_for_implicit_fallthrough): New function.
9228 (warn_implicit_fallthrough_r): New function.
9229 (maybe_warn_implicit_fallthrough): New function.
9230 (expand_FALLTHROUGH_r): New function.
9231 (expand_FALLTHROUGH): New function.
9232 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
9233 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
9234 (gimplify_label_expr): New function.
9235 (gimplify_case_label_expr): Set location.
9236 (gimplify_expr): Call gimplify_label_expr.
9237 * internal-fn.c (expand_FALLTHROUGH): New function.
9238 * internal-fn.def (FALLTHROUGH): New internal function.
9239 * langhooks.c (lang_GNU_OBJC): New function.
9240 * langhooks.h (lang_GNU_OBJC): Declare.
9241 * system.h (gcc_fallthrough): Define.
9242 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
9243 * tree.h (FALLTHROUGH_LABEL_P): Define.
9245 2016-09-26 Richard Biener <rguenther@suse.de>
9247 * dwarf2out.c (stripattributes): Remove unused function.
9248 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
9249 Push dwarf_split_debug_info handling into init_sections_and_labels.
9250 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
9251 (DEBUG_MACRO_SECTION_FLAGS): Remove.
9252 (debug_macinfo_section_name): New global.
9253 (output_macinfo): Use debug_macinfo_section_name.
9254 (init_sections_and_labels): Split out section and label generation
9255 from dwarf2out_init. Set debug_macinfo_section_name.
9256 (dwarf2out_init): Move text section label generation and emission
9258 (dwarf2out_assembly_start): ... here.
9259 (dwarf2out_finish): Call init_sections_and_labels before DWARF
9262 2016-09-26 Richard Biener <rguenther@suse.de>
9265 * cgraphunit.c (analyze_functions): Before early removing
9266 global vars calls the late_global_decl debug handler mark
9267 the variable as readonly.
9269 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
9272 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
9273 (sh_rtx_costs): Handle SET of movt and movrt patterns.
9274 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
9275 declare new overloads.
9276 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
9279 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9281 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
9282 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
9284 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
9286 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
9287 * configure: Regenerate.
9289 2016-09-24 Marek Polacek <polacek@redhat.com>
9292 * doc/invoke.texi: Document -Wbool-operation.
9294 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9296 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
9297 * config/rs6000/rs6000.c (expand_block_compare): New function used by
9298 cmpmemsi pattern to do builtin expansion of memcmp ().
9299 (compute_current_alignment): Add helper function for
9300 expand_block_compare used to compute alignment as the compare proceeds.
9301 (select_block_compare_mode): Used by expand_block_compare to select
9302 the mode used for reading the next chunk of bytes in the compare.
9303 (do_load_for_compare): Used by expand_block_compare to emit the load
9304 insns for the compare.
9305 (rs6000_emit_dot_insn): Moved this function to avoid a forward
9306 reference from expand_block_compare ().
9307 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
9308 prototype for this function.
9309 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
9310 target option for controlling how much code inline expansion of
9311 memcmp() will be allowed to generate.
9313 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9315 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
9316 hook_bool_mode_false, hook_bool_mode_true,
9317 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9318 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9319 hook_bool_const_rtx_insn_const_rtx_insn_true,
9320 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
9321 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
9322 hook_bool_const_tree_hwi_hwi_const_tree_false,
9323 hook_bool_const_tree_hwi_hwi_const_tree_true,
9324 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
9325 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9326 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
9327 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
9328 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
9329 hook_bool_const_tree_true, hook_bool_tree_tree_false,
9330 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
9331 hook_bool_rtx_insn_true, hook_bool_rtx_false,
9332 hook_bool_uintp_uintp_false,
9333 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
9334 hook_rtx_tree_int_null, hook_uint_mode_0,
9335 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
9336 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
9337 hook_constcharptr_const_rtx_insn_null,
9338 hook_constcharptr_const_tree_const_tree_null,
9339 hook_constcharptr_int_const_tree_null,
9340 hook_constcharptr_int_const_tree_const_tree_null,
9341 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
9342 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
9343 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
9345 * vec.h (vNULL): Extend comment to say = vNULL initialization
9346 isn't needed for static vars.
9348 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
9349 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
9350 = vNULL initialization of file scope vec.
9351 * passes.c (pass_tab, enabled_pass_uid_range_tab,
9352 disabled_pass_uid_range_tab): Likewise.
9353 * haifa-sched.c (sched_luids, h_i_d): Likewise.
9354 * tree-chkp-opt.c (check_infos): Likewise.
9355 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
9357 * vec.h (vnull::operator vec): Add constexpr keyword for
9360 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
9362 PR tree-optimization/77654
9363 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
9364 to duplicate_ssa_name_ptr_info.
9366 2016-09-23 David Malcolm <dmalcolm@redhat.com>
9368 PR preprocessor/77672
9369 * input.c (selftest::test_lexer_string_locations_simple): Update
9370 test to expect location information of the terminator character
9371 at the location of the final closing quote.
9372 (selftest::test_lexer_string_locations_hex): Likewise.
9373 (selftest::test_lexer_string_locations_oct): Likewise.
9374 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
9375 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
9376 (selftest::test_lexer_string_locations_ucn4): Likewise.
9377 (selftest::test_lexer_string_locations_ucn8): Likewise.
9378 (selftest::test_lexer_string_locations_u8): Likewise.
9379 (selftest::test_lexer_string_locations_utf8_source): Likewise.
9380 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
9381 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
9382 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
9383 (selftest::test_lexer_string_locations_macro): Likewise.
9384 (selftest::test_lexer_string_locations_long_line): Likewise.
9386 2016-09-23 Richard Biener <rguenther@suse.de>
9388 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
9389 virtual definition to virtual use if the call devirtualizes
9390 to a const or pure function.
9391 (visit_use): Also visit calls we can devirtualize to a
9392 const or pure function.
9394 2016-09-23 Richard Biener <rguenther@suse.de>
9396 PR tree-optimization/77697
9397 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
9398 signal error if we have sth ternary or unhandled.
9400 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9402 * config/arm/arm_neon.h (vabd_f16): New.
9436 (vcvt_f16_s16): New.
9437 (vcvt_f16_u16): New.
9438 (vcvt_s16_f16): New.
9439 (vcvt_u16_f16): New.
9440 (vcvtq_f16_s16): New.
9441 (vcvtq_f16_u16): New.
9442 (vcvtq_s16_f16): New.
9443 (vcvtq_u16_f16): New.
9444 (vcvta_s16_f16): New.
9445 (vcvta_u16_f16): New.
9446 (vcvtaq_s16_f16): New.
9447 (vcvtaq_u16_f16): New.
9448 (vcvtm_s16_f16): New.
9449 (vcvtm_u16_f16): New.
9450 (vcvtmq_s16_f16): New.
9451 (vcvtmq_u16_f16): New.
9452 (vcvtn_s16_f16): New.
9453 (vcvtn_u16_f16): New.
9454 (vcvtnq_s16_f16): New.
9455 (vcvtnq_u16_f16): New.
9456 (vcvtp_s16_f16): New.
9457 (vcvtp_u16_f16): New.
9458 (vcvtpq_s16_f16): New.
9459 (vcvtpq_u16_f16): New.
9460 (vcvt_n_f16_s16): New.
9461 (vcvt_n_f16_u16): New.
9462 (vcvtq_n_f16_s16): New.
9463 (vcvtq_n_f16_u16): New.
9464 (vcvt_n_s16_f16): New.
9465 (vcvt_n_u16_f16): New.
9466 (vcvtq_n_s16_f16): New.
9467 (vcvtq_n_u16_f16): New.
9481 (vmul_lane_f16): New.
9484 (vmulq_lane_f16): New.
9506 (vrsqrteq_f16): New.
9510 (vrsqrtsq_f16): New.
9514 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9516 * config.gcc (extra_headers): Add arm_fp16.h
9517 * config/arm/arm_fp16.h: New.
9518 * config/arm/arm_neon.h: Include "arm_fp16.h".
9520 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9522 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
9524 (vmulf): New (v8hf, v4hf variants).
9525 (vfma): New (v8hf, v4hf variants).
9526 (vfms): New (v8hf, v4hf variants).
9527 (vsub): New (v8hf, v4hf variants).
9528 (vcage): New (v8hf, v4hf variants).
9529 (vcagt): New (v8hf, v4hf variants).
9530 (vcale): New (v8hf, v4hf variants).
9531 (vcalt): New (v8hf, v4hf variants).
9532 (vceq): New (v8hf, v4hf variants).
9533 (vcgt): New (v8hf, v4hf variants).
9534 (vcge): New (v8hf, v4hf variants).
9535 (vcle): New (v8hf, v4hf variants).
9536 (vclt): New (v8hf, v4hf variants).
9537 (vceqz): New (v8hf, v4hf variants).
9538 (vcgez): New (v8hf, v4hf variants).
9539 (vcgtz): New (v8hf, v4hf variants).
9540 (vcltz): New (v8hf, v4hf variants).
9541 (vclez): New (v8hf, v4hf variants).
9542 (vabd): New (v8hf, v4hf variants).
9543 (vmaxf): New (v8hf, v4hf variants).
9544 (vmaxnm): New (v8hf, v4hf variants).
9545 (vminf): New (v8hf, v4hf variants).
9546 (vminnm): New (v8hf, v4hf variants).
9547 (vpmaxf): New (v4hf variant).
9548 (vpminf): New (v4hf variant).
9549 (vpadd): New (v4hf variant).
9550 (vrecps): New (v8hf, v4hf variants).
9551 (vrsqrts): New (v8hf, v4hf variants).
9552 (vabs): New (v8hf, v4hf variants).
9553 (vneg): New (v8hf, v4hf variants).
9554 (vrecpe): New (v8hf, v4hf variants).
9555 (vrnd): New (v8hf, v4hf variants).
9556 (vrnda): New (v8hf, v4hf variants).
9557 (vrndm): New (v8hf, v4hf variants).
9558 (vrndn): New (v8hf, v4hf variants).
9559 (vrndp): New (v8hf, v4hf variants).
9560 (vrndx): New (v8hf, v4hf variants).
9561 (vrsqrte): New (v8hf, v4hf variants).
9562 (vmul_lane): Add v4hf and v8hf variants.
9563 (vmul_n): Add v4hf and v8hf variants.
9564 (vext): New (v8hf, v4hf variants).
9565 (vcvts): New (v8hi, v4hi variants).
9566 (vcvts): New (v8hf, v4hf variants).
9567 (vcvtu): New (v8hi, v4hi variants).
9568 (vcvtu): New (v8hf, v4hf variants).
9569 (vcvts_n): New (v8hf, v4hf variants).
9570 (vcvtu_n): New (v8hi, v4hi variants).
9571 (vcvts_n): New (v8hi, v4hi variants).
9572 (vcvtu_n): New (v8hf, v4hf variants).
9573 (vbsl): New (v8hf, v4hf variants).
9574 (vcvtas): New (v8hf, v4hf variants).
9575 (vcvtau): New (v8hf, v4hf variants).
9576 (vcvtms): New (v8hf, v4hf variants).
9577 (vcvtmu): New (v8hf, v4hf variants).
9578 (vcvtns): New (v8hf, v4hf variants).
9579 (vcvtnu): New (v8hf, v4hf variants).
9580 (vcvtps): New (v8hf, v4hf variants).
9581 (vcvtpu): New (v8hf, v4hf variants).
9583 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9585 * config/arm/arm-builtins.c (hf_UP): New.
9587 (vfp_builtin_data): New. Update comment.
9588 (enum arm_builtins): Include "arm_vfp_builtins.def".
9589 (ARM_BUILTIN_VFP_PATTERN_START): New.
9590 (arm_init_vfp_builtins): New.
9591 (arm_init_builtins): Add arm_init_vfp_builtins.
9592 (arm_expand_vfp_builtin): New.
9593 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
9595 * config/arm/arm_vfp_builtins.def: New file.
9596 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
9597 (arm-builtins.o): Likewise.
9599 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
9602 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
9603 from constant while creating value range.
9605 2016-09-23 Renlin Li <renlin.li@arm.com>
9607 * ira.c (ira): Move ira_use_lra_p initialization code to ...
9608 (ira_init_once): Here.
9610 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
9611 Jakub Jelinek <jakub@redhat.com>
9613 * hooks.h (hook_uint_uintp_false): Rename to...
9614 (hook_bool_uint_uintp_false): ... this.
9615 * hooks.c (hook_uint_uintp_false): Rename to...
9616 (hook_bool_uint_uintp_false): ... this.
9617 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
9618 instead of hook_uint_uintp_false.
9620 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9622 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
9623 (arm_init_builtins): Move body of a loop to the standalone
9624 function arm_init_neon_builtin.
9625 (arm_expand_neon_builtin_1): New. Update comment. Function body
9626 moved from arm_neon_builtin with some white-space fixes.
9627 (arm_expand_neon_builtin): Move code into the standalone function
9628 arm_expand_neon_builtin_1.
9630 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9632 * config/arm/iterators.md (VCVTHI): New.
9633 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
9637 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
9638 (V_HALF): Add V4HF. Fix white-space.
9639 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
9640 (V_s_elem): Likewise.
9641 (V_sz_elem): Fix white-space.
9642 (V_elem_ch): Likewise.
9644 (scalar_mul_constraint): Add V8HF and V4HF.
9645 (Is_float_mode): Fix white-space.
9646 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
9647 (q): Add HF. Fix white-space.
9650 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
9651 (neon_vfm_lane_as): New.
9652 * config/arm/neon.md (add<mode>3_fp16): New.
9653 (sub<mode>3_fp16): New.
9654 (mul<mode>3add<mode>_neon): New.
9655 (fma<VH:mode>4_intrinsic): New.
9656 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
9657 (fmsub<VH:mode>4_intrinsic): New.
9658 (<absneg_str><mode>2): New.
9659 (neon_v<absneg_str><mode>): New.
9660 (neon_v<fp16_rnd_str><mode>): New.
9661 (neon_vrsqrte<mode>): New.
9662 (neon_vpaddv4hf): New.
9663 (neon_vadd<mode>): New.
9664 (neon_vsub<mode>): New.
9665 (neon_vmulf<mode>): New.
9666 (neon_vfma<VH:mode>): New.
9667 (neon_vfms<VH:mode>): New.
9668 (neon_vc<cmp_op><mode>): New.
9669 (neon_vc<cmp_op><mode>_fp16insn): New
9670 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
9671 (neon_vca<cmp_op><mode>): New.
9672 (neon_vca<cmp_op><mode>_fp16insn): New.
9673 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
9674 (neon_vc<cmp_op>z<mode>): New.
9675 (neon_vabd<mode>): New.
9676 (neon_v<maxmin>f<mode>): New.
9677 (neon_vp<maxmin>fv4hf: New.
9678 (neon_<fmaxmin_op><mode>): New.
9679 (neon_vrecps<mode>): New.
9680 (neon_vrsqrts<mode>): New.
9681 (neon_vrecpe<mode>): New (VH variant).
9682 (neon_vdup_lane<mode>_internal): New.
9683 (neon_vdup_lane<mode>): New.
9684 (neon_vcvt<sup><mode>): New (VCVTHI variant).
9685 (neon_vcvt<sup><mode>): New (VH variant).
9686 (neon_vcvt<sup>_n<mode>): New (VH variant).
9687 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
9688 (neon_vcvt<vcvth_op><sup><mode>): New.
9689 (neon_vmul_lane<mode>): New.
9690 (neon_vmul_n<mode>): New.
9691 * config/arm/unspecs.md (UNSPEC_VCALE): New
9692 (UNSPEC_VCALT): New.
9693 (UNSPEC_VFMA_LANE): New.
9694 (UNSPECS_VFMS_LANE): New.
9696 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9698 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
9699 ("*extzv<mode><clobbercc_or_nocc>"):
9700 Correct a typo in a comment.
9702 ("*insv<mode>_zEC12", "*insv<mode>_z10")
9703 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
9704 ("*insv<mode>_zEC12_appendbitsleft")
9705 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
9706 ("*insv<mode>_z10_appendbitsleft"): Ditto.
9707 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
9708 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
9709 Provide pattern with operands switched.
9710 ("*pre_z10_extv<mode>"):
9711 Use new subst patterns.
9712 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
9713 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
9714 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
9715 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
9716 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
9717 ("*<risbg_n>_sidi_ior_and_lshiftrt")
9718 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
9720 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
9721 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
9722 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
9724 ("SINT"): New mode_iterator with SI, HI, QI.
9725 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
9726 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
9729 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9731 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
9732 new interface of s390_contiguous_bitmask_p.
9733 ("contiguous_bitmask_nowrap_operand"): New predicate.
9734 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
9735 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
9736 of s390_contiguous_bitmask_p.
9737 ("NxxDw"): Rename NxxDq constraint to NxxDw.
9738 ("NxxSw"): New constraint.
9739 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
9740 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
9742 (s390_contiguous_bitmask_nowrap_p): Export.
9743 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
9744 former s390_contiguous_bitmask_p.
9745 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
9746 detect contiguous bit ranges with wraparound. Change signature to
9747 return START and END position instead of POS and LENGTH.
9748 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
9749 ranges with wraparound.
9750 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
9751 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
9752 Adapt to new signature of s390_contiguous_bitmask_p.
9754 2016-09-23 Bin Cheng <bin.cheng@arm.com>
9756 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
9757 (create_intersect_range_checks): New.
9758 (vect_create_cond_for_alias_checks): Call above function.
9760 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9762 * config/arm/iterators.md (Code iterators): Fix some white-space
9766 (FCVT): Moved from vfp.md.
9767 (VCVT_HF_US_N): New.
9768 (VCVT_SI_US_N): New.
9773 (FCVTI32typename): Moved from vfp.md.
9774 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
9775 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
9776 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
9777 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
9778 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
9780 (fp16_rnd_str): New.
9781 (fp16_rnd_insn): New.
9782 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
9783 (UNSPEC_VCVT_HF_U_N): New.
9784 (UNSPEC_VCVT_SI_S_N): New.
9785 (UNSPEC_VCVT_SI_U_N): New.
9786 (UNSPEC_VCVTH_S): New.
9787 (UNSPEC_VCVTH_U): New.
9788 (UNSPEC_VCVTA_S): New.
9789 (UNSPEC_VCVTA_U): New.
9790 (UNSPEC_VCVTM_S): New.
9791 (UNSPEC_VCVTM_U): New.
9792 (UNSPEC_VCVTN_S): New.
9793 (UNSPEC_VCVTN_U): New.
9794 (UNSPEC_VCVTP_S): New.
9795 (UNSPEC_VCVTP_U): New.
9796 (UNSPEC_VCVTP_S): New.
9797 (UNSPEC_VCVTP_U): New.
9799 (UNSPEC_VRNDA): New.
9800 (UNSPEC_VRNDI): New.
9801 (UNSPEC_VRNDM): New.
9802 (UNSPEC_VRNDN): New.
9803 (UNSPEC_VRNDP): New.
9804 (UNSPEC_VRNDX): New.
9805 * config/arm/vfp.md (<absneg_str>hf2): New.
9807 (neon_v<fp16_rnd_str>hf): New.
9808 (neon_vrndihf): New.
9813 (*mulsf3neghf_vfp): New.
9814 (*negmulhf3_vfp): New.
9815 (*mulsf3addhf_vfp): New.
9816 (*mulhf3subhf_vfp): New.
9817 (*mulhf3neghfaddhf_vfp): New.
9818 (*mulhf3neghfsubhf_vfp): New.
9821 (fmsubhf4_fp16): New.
9825 (neon_vsqrthf): New.
9826 (neon_vrsqrtshf): New.
9827 (FCVT): Move to iterators.md.
9828 (FCVTI32typename): Likewise.
9829 (neon_vcvth<sup>hf): New.
9830 (neon_vcvth<sup>si): New.
9831 (neon_vcvth<sup>_nhf_unspec): New.
9832 (neon_vcvth<sup>_nhf): New.
9833 (neon_vcvth<sup>_nsi_unspec): New.
9834 (neon_vcvth<sup>_nsi): New.
9835 (neon_vcvt<vcvth_op>h<sup>si): New.
9836 (neon_<fmaxmin_op>hf): New.
9838 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9840 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
9841 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
9842 ("*insv<mode>_zEC12_appendbitsleft")
9843 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
9844 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
9846 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9848 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
9849 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
9850 construct values without normalization.
9851 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
9852 static local lhs_ops to vNULL.
9854 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9855 Jiong Wang <jiong.wang@arm.com>
9857 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
9858 available when FP16 instructions are available.
9859 (output_move_vfp): Add support for 16-bit data moves.
9860 (arm_validize_comparison): Fix some white-space. Support HFmode
9861 by conversion to SFmode.
9862 * config/arm/arm.md (truncdfhf2): Fix a comment.
9863 (extendhfdf2): Likewise.
9865 (movsicc): Fix some white-space.
9867 (movsfcc): Fix some white-space.
9869 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
9870 instructions are available.
9871 (*thumb2_movhi_vfp): Likewise.
9872 (*arm_movhi_fp16): New.
9873 (*thumb2_movhi_fp16): New.
9874 (*movhf_vfp_fp16): New.
9875 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
9876 (*movhf_vfp): Likewise.
9877 (extendhfsf2): Enable when VFP FP16 instructions are available.
9878 (truncsfhf2): Enable when VFP FP16 instructions are available.
9880 2016-09-23 Martin Liska <mliska@suse.cz>
9882 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
9884 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9886 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
9888 (arm_evpc_neon_vtrn): Likewise.
9889 (arm_evpc_neon_vrev): Likewise.
9890 (arm_evpc_neon_vext): Likewise.
9891 * config/arm/arm_neon.h (vbsl_f16): New.
9895 (vdup_lane_f16): New.
9896 (vdupq_lane_f16): New.
9909 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
9910 (vdup_lane): New (v8hf, v4hf variants).
9911 (vext): New (v8hf, v4hf variants).
9912 (vbsl): New (v8hf, v4hf variants).
9913 * config/arm/iterators.md (VDQWH): New.
9915 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
9916 (Scalar_mul_8_16): Fix white-space.
9917 (Is_d_reg): Add V4HF and V8HF.
9918 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
9919 (neon_vdup_lane<mode>): New.
9920 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
9921 (*neon_vtrn<mode>_insn): Likewise.
9922 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
9923 (*neon_vzip<mode>_insn): Likewise
9924 (neon_vuzp<mode>_internal): Likewise.
9925 (*neon_vuzp<mode>_insn): Likewise
9926 * config/arm/vec-common.md (vec_perm_const<mode>): New.
9928 2016-09-23 Jiong Wang <jiong.wang@arm.com>
9929 Matthew Wahab <matthew.wahab@arm.com>
9931 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
9932 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
9933 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
9934 available. Also fix some white-space.
9935 * config/arm/vfp.md (*arm_movhi_vfp): New.
9936 (*thumb2_movhi_vfp): New.
9938 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9940 * config/arm/arm-c.c (arm_cpu_builtins): Define
9941 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
9942 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
9944 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9946 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
9947 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
9948 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
9949 arm_v8_2a_fp16_neon_hw.
9950 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
9953 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9955 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
9956 arm_fp16_alternative_ok and arm_fp16_none_ok.
9958 2016-09-23 Martin Liska <mliska@suse.cz>
9960 * ipa-icf.c (sem_variable::merge): Replace adress with address.
9962 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9964 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
9966 ("armv8.2-a+fp16"): New.
9967 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
9968 (FL2_FP16INST): New.
9969 (FL2_FOR_ARCH8_2A): New.
9970 * config/arm/arm-tables.opt: Regenerate.
9971 * config/arm/arm.c (arm_arch8_2): New.
9972 (arm_fp16_inst): New.
9973 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
9974 for incompatible fp16-format settings.
9975 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
9976 (TARGET_NEON_FP16INST): New.
9977 (arm_arch8_2): Declare.
9978 (arm_fp16_inst): Declare.
9979 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
9980 march=armv8.2-a and march=armv8.2-a+fp16.
9981 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
9983 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
9984 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
9986 2016-09-23 Martin Liska <mliska@suse.cz>
9988 * doc/extend.texi: Remove fused-madd from i386 target options.
9990 2016-09-23 Martin Liska <mliska@suse.cz>
9992 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
9995 2016-09-23 Martin Liska <mliska@suse.cz>
9997 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
10000 2016-09-23 Martin Liska <mliska@suse.cz>
10003 * config/i386/i386.c (ix86_option_override_internal): Change
10004 signature and return false when there's an error related to
10006 (release_options_strings): New function.
10007 (ix86_valid_target_attribute_tree): Call the function.
10009 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10011 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
10012 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
10013 (gen_hsa_ctor_assignment): Likewise.
10014 * print-tree.c (print_node): Likewise.
10015 * tree-dump.c (dequeue_and_dump): Likewise.
10016 * tree-sra.c (sra_modify_constructor_assign): Likewise.
10017 * expr.c (store_constructor): Likewise.
10018 * fold-const.c (operand_equal_p): Likewise.
10019 * tree-pretty-print.c (dump_generic_node): Likewise.
10020 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
10021 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
10023 2016-09-23 Richard Biener <rguenther@suse.de>
10025 * hooks.h (hook_uint_uintp_false): Declare.
10027 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10029 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
10030 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
10032 2016-09-22 Martin Sebor <msebor@redhat.com>
10035 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
10036 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
10037 (target_int_min): Correct computation.
10038 (format_integer): Use long long as the argument for the ll length
10040 (format_floating): Use target_int_max().
10041 (get_string_length): Same.
10042 (format_string): Avoid setting the bounded flag for strings
10044 (try_substitute_return_value): Avoid setting range info when
10045 the result isn't bounded.
10046 * varasm.c (assemble_name): Increase buffer size.
10048 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
10049 Terry Guo <terry.guo@arm.com>
10051 * target.def (elf_flags_numeric): New target hook.
10052 * targhooks.h (default_asm_elf_flags_numeric): New.
10053 * varasm.c (default_asm_elf_flags_numeric): New.
10054 (default_elf_asm_named_section): Use new target hook.
10055 * config/arm/arm.opt (mpure-code): New.
10056 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
10057 * config/arm/arm.c (arm_asm_init_sections): Add section
10058 attribute to default text section if -mpure-code.
10059 (arm_option_check_internal): Diagnose use of option with
10060 non supported targets and/or options.
10061 (arm_asm_elf_flags_numeric): New.
10062 (arm_function_section): New.
10063 (arm_elf_section_type_flags): New.
10064 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
10066 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
10067 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
10069 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
10071 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
10073 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10075 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
10076 * rtl.h: Adjust prototype.
10078 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10080 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
10081 (prev_active_insn): Likewise.
10082 (active_insn_p): Likewise.
10083 * rtl.h: Adjust prototypes.
10084 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
10085 * config/arc/arc.md: Likewise.
10086 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
10087 (branch_needs_nop_p): Likewise.
10088 (use_skip_p): Likewise.
10089 * config/sh/sh.c (gen_block_redirect): Likewise.
10090 (split_branches): Likewise.
10091 * reorg.c (optimize_skip): Likewise.
10092 (fill_simple_delay_slots): Likewise.
10093 (fill_slots_from_thread): Likewise.
10094 (relax_delay_slots): Likewise.
10095 * resource.c (mark_target_live_regs): Likewise.
10097 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10099 * config/cris/cris.c (cris_asm_output_case_end): Change argument
10100 type to rtx_insn *.
10101 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
10102 (prev_nonnote_nondebug_insn): Likewise.
10103 * config/cris/cris-protos.h: Adjust prototype.
10105 * jump.c (rtx_renumbered_equal_p): Adjust.
10107 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10109 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
10110 * rtl.h: Adjust prototype.
10111 * config/sh/sh.md: Adjust.
10112 * dwarf2out.c (add_var_loc_to_decl): Likewise.
10114 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10116 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
10117 (prev_nondebug_insn): Likewise.
10118 * loop-doloop.c (doloop_condition_get): Likewise.
10119 * rtl.h: Adjust prototype.
10120 * cfgloop.h: Likewise.
10122 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10124 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
10125 (prev_nonnote_insn): Likewise.
10126 * jump.c (reversed_comparison_code_parts): Likewise.
10127 (reversed_comparison): Likewise.
10128 * rtl.h: Adjust prototypes.
10129 * config/arc/arc.md: Adjust.
10130 * cse.c (find_comparison_args): Likewise.
10131 * reorg.c (redundant_insn): Change return type to rtx_insn *.
10132 (fix_reg_dead_note): Change argument type to rtx_insn *.
10133 (delete_prior_computation): Likewise.
10134 (delete_computation): Likewise.
10135 (fill_slots_from_thread): Adjust.
10136 (relax_delay_slots): Likewise.
10137 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
10138 (simplify_relational_operation_1): Likewise.
10139 (simplify_ternary_operation): Likewise.
10141 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10143 * config/arc/arc-protos.h (arc_label_align): Change type of
10144 variables from rtx to rtx_insn *.
10145 * config/arc/arc.c (arc_label_align): Likewise.
10146 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
10147 * config/bfin/bfin.c (workaround_speculation): Likewise.
10148 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
10149 (find_last_same_clock): Likewise.
10150 (reorg_split_calls): Likewise.
10151 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
10152 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
10153 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
10154 (same_cmp_following_p): Likewise.
10155 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
10156 (same_cmp_following_p): Likwise.
10157 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
10158 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
10159 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
10160 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
10161 (rl78_alloc_physical_registers_cmp): Likewise.
10162 (rl78_alloc_physical_registers_umul): Likewise.
10163 (rl78_calculate_death_notes): Likewise.
10164 * config/s390/s390-protos.h (s390_label_align): Likewise.
10165 * config/s390/s390.c (s390_label_align): Likewise.
10166 * config/sh/sh.c (barrier_align): Likewise.
10167 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
10168 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
10169 (emit_cbcond_nop): Likewise.
10171 2016-09-22 Martin Liska <mliska@suse.cz>
10174 * ipa-icf.c (sem_variable::merge): Yield merge operation if
10175 alias address matters, not necessarily address of original.
10177 2016-09-22 Richard Biener <rguenther@suse.de>
10179 PR middle-end/77697
10180 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
10183 2016-09-22 Richard Biener <rguenther@suse.de>
10185 PR middle-end/77677
10186 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
10187 from constant folding results.
10188 (gimple_resimplify2): Likewise.
10189 (gimple_resimplify3): Likewise.
10191 2016-09-22 Richard Biener <rguenther@suse.de>
10193 PR middle-end/77678
10194 * expr.c (expand_expr_real_1): Guard array access against negative
10197 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10199 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
10201 (format_floating): Likewise.
10203 2016-09-22 Jakub Jelinek <jakub@redhat.com>
10206 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
10207 for all IFN_GOMP_SIMD_* internal fns, not just for
10208 IFN_GOMP_SIMD_ORDERED_*.
10210 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10213 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
10214 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
10215 instructions when you want to invert the test.
10216 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
10217 correct order for XXSEL.
10218 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
10219 for using XSCMP{EQ,GT,GE}DP.
10221 2016-09-21 David Malcolm <dmalcolm@redhat.com>
10223 * genconstants.c (main): Introduce noop_reader and convert call
10224 to read_md_files to a method call.
10225 * genenums.c (main): Likewise.
10226 * genmddeps.c (main): Likewise.
10227 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
10228 rtx_reader_ptr->get_top_level_filename ().
10229 (write_tm_preds_h): Likewise.
10230 (write_insn_preds_c): Likewise.
10231 * gensupport.c (class gen_reader): New subclass of rtx_reader.
10232 (rtx_handle_directive): Convert to...
10233 (gen_reader::handle_unknown_directive): ...this.
10234 (init_rtx_reader_args_cb): Convert return type from bool to
10235 rtx_reader *. Create a gen_reader instance, using it for the
10236 call to read_md_files. Return it if no errors occur.
10237 (init_rtx_reader_args): Convert return type from bool to
10239 * gensupport.h (init_rtx_reader_args_cb): Likewise.
10240 (init_rtx_reader_args_cb): Likewise.
10241 * read-md.c (struct file_name_list): Move to class rtx_reader.
10242 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
10243 (read_md_filename): Delete in favor of
10244 rtx_reader::m_read_md_filename.
10245 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
10246 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
10247 (base_dir): Delete in favor of rtx_reader::m_base_dir.
10248 (first_dir_md_include): Delete in favor of
10249 rtx_reader::m_first_dir_md_include.
10250 (last_dir_md_include_ptr): Delete in favor of
10251 rtx_reader::m_last_dir_md_include_ptr.
10252 (max_include_len): Delete.
10253 (rtx_reader_ptr): New.
10254 (fatal_with_file_and_line): Use get_filename and get_lineno
10255 accessors of rtx_reader_ptr.
10256 (require_char_ws): Likewise.
10257 (rtx_reader::read_char): New method, based on ::read_char.
10258 (rtx_reader::unread_char): New method, based on ::unread_char.
10259 (read_escape): Use get_filename and get_lineno accessors of
10261 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
10262 (read_string): Use get_filename and get_lineno accessors of
10264 (rtx_reader::rtx_reader): New ctor.
10265 (rtx_reader::~rtx_reader): New dtor.
10266 (handle_include): Convert from a function to...
10267 (rtx_reader::handle_include): ...this method, converting
10268 handle_directive from a callback to a virtual function.
10269 (handle_file): Likewise, converting to...
10270 (rtx_reader::handle_file): ...this method.
10271 (handle_toplevel_file): Likewise, converting to...
10272 (rtx_reader::handle_toplevel_file): ...this method.
10273 (rtx_reader::get_current_location): New method.
10274 (parse_include): Convert from a function to...
10275 (rtx_reader::add_include_path): ...this method, dropping redundant
10276 update to unused max_include_len.
10277 (read_md_files): Convert from a function to...
10278 (rtx_reader::read_md_files): ...this method, converting
10279 handle_directive from a callback to a virtual function.
10280 (noop_reader::handle_unknown_directive): New method.
10281 * read-md.h (directive_handler_t): Delete this typedef.
10282 (in_fname): Delete.
10283 (read_md_file): Delete.
10284 (read_md_lineno): Delete.
10285 (read_md_filename): Delete.
10286 (class rtx_reader): New class.
10287 (rtx_reader_ptr): New decl.
10288 (class noop_reader): New subclass of rtx_reader.
10289 (read_char): Reimplement in terms of rtx_reader::read_char.
10290 (unread_char): Reimplement in terms of rtx_reader::unread_char.
10291 (read_md_files): Delete.
10292 * read-rtl.c (read_rtx_code): Update for deletion of globals
10293 read_md_filename and read_md_lineno.
10295 2016-09-21 Jason Merrill <jason@redhat.com>
10297 * input.h (from_macro_definition_at): New.
10299 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
10301 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
10303 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10305 PR tree-optimization/77550
10306 * tree-vect-stmts.c (create_array_ref): Change parameters.
10307 (get_group_alias_ptr_type): New function.
10308 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
10310 2016-09-21 Marek Polacek <polacek@redhat.com>
10312 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
10313 Add falls through comment.
10315 2016-09-21 Richard Biener <rguenther@suse.de>
10317 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
10318 (replace_child): Likewise.
10319 (remove_child_TAG): Adjust.
10320 (move_marked_base_types): Likewise.
10321 (prune_unused_types_prune): Clear die_sib of removed children.
10323 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
10326 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
10327 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
10329 2016-09-21 Richard Biener <rguenther@suse.de>
10331 PR tree-optimization/77648
10332 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
10334 (make_transitive_closure_constraints): Adjust comment.
10335 (make_any_offset_constraints): New function.
10336 (handle_rhs_call): Make sure to first expand a pointer to all
10337 subfields before transitively closing it.
10338 (handle_const_call): Likewise. Properly expand returned
10340 (handle_pure_call): Likewise.
10342 2016-09-21 Richard Biener <rguenther@suse.de>
10343 Jakub Jelinek <jakub@redhat.com>
10345 PR tree-optimization/77621
10346 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
10347 group at non-vectorizable stmts.
10349 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10351 PR tree-optimization/72835
10352 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
10353 (make_new_ssa_for_all_defs): Likewise.
10354 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
10356 2016-09-20 Martin Sebor <msebor@redhat.com>
10358 PR middle-end/49905
10359 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
10360 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
10361 * config/linux.c (gnu_libc_printf_pointer_format): New function.
10362 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
10363 * config/sol2.c (solaris_printf_pointer_format): New function.
10364 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
10366 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
10367 * doc/tm.texi: Regenerate.
10368 * gimple-fold.h (get_range_strlen): New function.
10369 (get_maxval_strlen): Declare existing function.
10370 * gimple-fold.c (get_range_strlen): Add arguments and compute both
10371 maximum and minimum.
10372 (get_range_strlen): Define overload.
10373 (get_maxval_strlen): Adjust.
10374 * gimple-ssa-sprintf.c: New file and pass.
10375 * passes.def (pass_sprintf_length): Add new pass.
10376 * targhooks.h (default_printf_pointer_format): Declare new function.
10377 (gnu_libc_printf_pointer_format): Same.
10378 (solaris_libc_printf_pointer_format): Same.
10379 * targhooks.c (default_printf_pointer_format): Define new function.
10380 * tree-pass.h (make_pass_sprintf_length): Declare new function.
10381 * print-tree.c: Increase buffer size.
10383 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10385 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
10387 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10389 * common.opt: New option -fipa-vrp.
10390 * ipa-cp.c (ipa_get_vr_lat): New.
10391 (ipcp_vr_lattice::print): Likewise.
10392 (print_all_lattices): Call ipcp_vr_lattice::print.
10393 (ipcp_vr_lattice::meet_with): New.
10394 (ipcp_vr_lattice::meet_with_1): Likewise.
10395 (ipcp_vr_lattice::top_p): Likewise.
10396 (ipcp_vr_lattice::bottom_p): Likewsie.
10397 (ipcp_vr_lattice::set_to_bottom): Likewise.
10398 (set_all_contains_variable): Call VR set_to_bottom.
10399 (initialize_node_lattices): Init VR lattices.
10400 (propagate_vr_accross_jump_function): New.
10401 (propagate_constants_accross_call): Call
10402 propagate_vr_accross_jump_function.
10403 (ipcp_store_vr_results): New.
10404 (ipcp_driver): Handle VR.
10405 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
10406 (ipa_set_jf_unknown): Likewise.
10407 (ipa_compute_jump_functions_for_edge): Likewise.
10408 (ipa_node_params_t::duplicate): Likewise.
10409 (ipa_write_jump_function): Likewise.
10410 (ipa_read_jump_function): Likewise.
10411 (write_ipcp_transformation_info): Likewise.
10412 (read_ipcp_transformation_info): Likewise.
10413 (ipcp_update_vr): New.
10414 (ipcp_transform_function): Handle VR.
10415 * ipa-prop.h (struct ipa_vr): New.
10416 * cgraph.c: Include tree-vrp.h.
10417 * cgraphunit.c: Likewise.
10418 * ipa-utils.c: Likewise.
10420 * opts.c: Likewise.
10421 * toplev.c: Likewise.
10422 * ipa-devirt.c: Likewise.
10423 * ipa-inline-transform.c: Likewise.
10424 * ipa-inline.c: Likewise.
10425 * ipa-profile.c: Likewise.
10427 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10429 * doc/invoke.texi: Document -fdump-tree-evrp.
10430 * passes.def: Define new pass_early_vrp.
10431 * timevar.def: Define new TV_TREE_EARLY_VRP.
10432 * tree-pass.h (make_pass_early_vrp): New.
10433 * tree-ssa-propagate.c: Make replace_uses_in non static.
10434 * tree-ssa-propagate.h: Export replace_uses_in.
10435 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
10436 (extract_range_from_assert): Factor out
10437 extract_range_for_var_from_comparison_expr.
10438 (vrp_initialize_lattice): New.
10439 (vrp_initialize): Factor out vrp_initialize_lattice.
10440 (vrp_valueize): Fix it to reject complex value ranges.
10441 (vrp_free_lattice): New.
10442 (evrp_dom_walker::before_dom_children): Likewise.
10443 (evrp_dom_walker::after_dom_children): Likewise.
10444 (evrp_dom_walker::push_value_range): Likewise.
10445 (evrp_dom_walker::pop_value_range): Likewise.
10446 (execute_early_vrp): Likewise.
10447 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
10448 (make_pass_early_vrp): New.
10450 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
10452 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
10453 instead of exact_log2.
10455 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
10458 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
10459 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
10460 (ix86_add_stmt_cost): Penalize DFmode vector operations
10461 for !TARGET_VECTORIZE_DOUBLE.
10463 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
10465 * doc/invoke.texi (Warning Options): Simplify language.
10466 (Optimize Options): Complete sentence.
10468 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
10470 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
10473 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
10476 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
10477 inits on power8 and above, use the VMRGEW instruction instead of a
10480 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
10481 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
10484 2016-09-20 Tamar Christina <tamar.christina@arm.com>
10486 * config/aarch64/arm_neon.h
10487 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
10488 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
10489 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
10491 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
10493 * config/var/vax.h (ELIMINABLE_REGS): Define.
10494 (INITIAL_ELIMINATION_OFFSET): Define.
10496 2016-09-20 Jakub Jelinek <jakub@redhat.com>
10498 PR middle-end/77624
10499 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
10500 cast to void * if the cast is from some other pointer type.
10502 2016-09-20 Richard Biener <rguenther@suse.de>
10504 PR tree-optimization/77646
10505 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
10508 2016-09-20 Tamar Christina <tamar.christina@arm.com>
10510 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
10511 attributes to all inlined functions and make them extern.
10513 2016-09-20 Richard Biener <rguenther@suse.de>
10515 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
10517 * debug.c (do_nothing_debug_hooks): Adjust.
10518 * dbxout.c (dbx_debug_hooks): Likewise.
10519 * sdbout.c (sdb_debug_hooks): Likewise.
10520 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
10521 (dwarf2out_finish): Move producer, filename and
10522 path annotation ...
10523 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
10524 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
10526 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
10529 * doc/invoke.texi: Document -Wint-in-bool-context.
10531 PR middle-end/77421
10532 * dwarf2out.c (output_loc_operands): Fix an assertion.
10534 2016-09-19 Joseph Myers <joseph@codesourcery.com>
10536 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
10537 (CR_DECIMAL_DIG): New macro.
10539 2016-09-19 Joseph Myers <joseph@codesourcery.com>
10541 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
10544 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
10546 PR rtl-optimization/77416
10547 * lra-remat.c (operand_to_remat): Process hard coded insn
10550 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10552 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
10553 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
10555 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
10557 * target.def (lra_p): Wordsmithing.
10558 * doc/tm.texi: Regenerate.
10560 2016-09-19 Jakub Jelinek <jakub@redhat.com>
10561 Jan Hubicka <jh@suse.cz>
10564 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
10565 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
10566 Call ultimate_alias_target just once, not up to 4 times.
10568 2016-09-19 Richard Biener <rguenther@suse.de>
10570 * dwarf2out.c (early_dwarf_finished): New global.
10571 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
10573 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
10574 if called from LTO exit early.
10575 (dwarf2out_late_global_decl): When being during the early
10576 debug phase do not add locations but only const value attributes.
10577 Adjust the way we generate early DIEs for LTO.
10579 2016-09-19 Richard Biener <rguenther@suse.de>
10581 PR middle-end/77605
10582 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
10583 proper niter to bound the loops.
10585 2016-09-19 Richard Biener <rguenther@suse.de>
10587 PR tree-optimization/77514
10588 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
10589 search for folded stmt.
10591 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
10593 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
10594 * tree-pass.h (make_pass_early_thread_jumps): Declare.
10595 * tree-ssa-threadbackward.c (fsm_find_thread_path,
10596 fsm_find_thread_path, profitable_jump_thread_path,
10597 fsm_find_control_statement_thread_paths,
10598 find_jump_threads_backwards): Add speed_p parameter.
10599 (pass_data_early_thread_jumps): New pass.
10600 (make_pass_early_thread_jumps): New function.
10602 2016-09-17 Andreas Schwab <schwab@suse.de>
10604 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
10605 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10607 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
10609 * recog.c (rest_of_handle_split_after_reload): Delete.
10610 (pass_split_after_reload::gate): New method.
10611 (pass_split_after_reload::execute): Call split_all_insns directly.
10613 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
10615 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
10616 parameters for functions taking long long arguments.
10618 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10621 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
10622 splat with truncate.
10624 2016-09-16 Jason Merrill <jason@redhat.com>
10626 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
10628 * hwint.c (exact_log2): Use pow2p_hwi.
10629 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
10630 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
10631 * builtins.c (get_object_alignment_2, get_object_alignment)
10632 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
10634 * calls.c (compute_argument_addresses, store_one_arg): Use
10636 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
10637 * combine.c (force_to_mode): Use least_bit_hwi.
10638 (contains_muldiv, find_split_point, combine_simplify_rtx)
10639 (simplify_if_then_else, simplify_set, force_to_mode)
10640 (if_then_else_cond, simplify_and_const_int_1)
10641 (simplify_compare_const): Use pow2p_hwi.
10642 * cse.c (fold_rtx): Use pow2p_hwi.
10643 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
10645 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
10646 (init_expmed_one_conv): Use pow2p_hwi.
10647 * expr.c (is_aligning_offset): Use pow2p_hwi.
10648 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
10649 (fold_binary_loc): Use pow2p_hwi.
10650 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
10651 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
10652 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
10653 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
10655 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
10656 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
10657 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
10658 * omp-low.c (oacc_loop_fixed_partitions)
10659 (oacc_loop_auto_partitions): Use least_bit_hwi.
10660 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
10661 * stor-layout.c (place_field): Use least_bit_hwi.
10662 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
10663 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
10664 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
10665 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
10666 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
10667 * tree-vect-data-refs.c (vect_analyze_group_access_1)
10668 (vect_grouped_store_supported, vect_grouped_load_supported)
10669 (vect_permute_load_chain, vect_shift_permute_load_chain)
10670 (vect_transform_grouped_load): Use pow2p_hwi.
10671 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
10672 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
10673 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
10675 * tsan.c (instrument_expr): Use least_bit_hwi.
10676 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
10678 2016-09-16 Andreas Schwab <schwab@suse.de>
10680 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
10681 OFFSET, not offset.
10682 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10684 2016-09-16 Jakub Jelinek <jakub@redhat.com>
10687 * combine.c (rest_of_handle_combine): If any edges have been purged,
10688 free dominators if available.
10690 2016-09-16 Jakub Jelinek <jakub@redhat.com>
10691 Eric Botcazou <ebotcazou@adacore.com>
10693 PR middle-end/77594
10694 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
10695 through into expand_addsub_overflow after expand_neg_overflow.
10697 2016-09-15 David Malcolm <dmalcolm@redhat.com>
10699 * diagnostic-show-locus.c
10700 (selftest::test_fixit_insert_containing_newline): New function.
10701 (selftest::test_fixit_replace_containing_newline): New function.
10702 (selftest::diagnostic_show_locus_c_tests): Call the above.
10704 2016-09-15 Bin Cheng <bin.cheng@arm.com>
10706 PR tree-optimization/77503
10707 * tree-vect-loop.c (vectorizable_reduction): Record reduction
10708 code for CONST_COND_REDUCTION at analysis stage and use it at
10710 * tree-vectorizer.h (struct _stmt_vec_info): New field.
10711 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
10712 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
10715 2016-09-15 Richard Biener <rguenther@suse.de>
10717 PR middle-end/77544
10718 * fold-const.c (split_tree): Do not split constant ~X.
10720 2016-09-15 Jakub Jelinek <jakub@redhat.com>
10722 PR rtl-optimization/77425
10723 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
10726 PR middle-end/77475
10727 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
10728 use %qs instead of %s where desirable, use argument instead of arg in
10729 the diagnostic wording, add list of supported strategies and
10731 (ix86_option_override_internal): Emit target("m...") instead of
10732 option("m...") in the diagnostic. Use %qs instead of %s in invalid
10733 -march/-mtune option diagnostic. Add list of supported arches/tunings
10734 and spellcheck hint. Remove prefix, suffix and sw variables, use
10735 main_args_p ? "..." : "..." in diagnostics to make translation
10738 2016-09-15 Richard Biener <rguenther@suse.de>
10740 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
10741 extra offset argument.
10742 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
10743 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
10744 to reflect new offset parameter.
10745 * doc/tm.texi: Regenerate.
10746 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
10747 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
10749 (darwin_asm_output_dwarf_offset): Likewise.
10750 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
10752 (darwin_asm_output_dwarf_offset): Pass offset argument through.
10753 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
10754 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10756 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
10759 * ipa-icf.c (set_alias_uids): New function.
10760 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
10761 all the merged variable's referring aliases.
10763 2016-09-15 Richard Biener <rguenther@suse.de>
10765 PR tree-optimization/77514
10766 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
10767 only forced_stmts sequence.
10769 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
10771 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
10772 * cfgexpand.c (update_alias_info_with_stack_vars): Use
10773 FOR_EACH_SSA_NAME to iterate over SSA variables.
10774 (pass_expand::execute): Likewise.
10775 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
10776 * tree-cfg.c (dump_function_to_file): Likewise.
10777 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
10778 (update_ssa): Likewise.
10779 * tree-ssa-alias.c (dump_alias_info): Likewise.
10780 * tree-ssa-ccp.c (ccp_finalize): Likewise.
10781 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
10782 (create_outofssa_var_map): Likewise.
10783 (coalesce_ssa_name): Likewise.
10784 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
10785 * tree-ssa-pre.c (compute_avail): Likewise.
10786 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
10787 (scc_vn_restore_ssa_info): Likewise.
10788 (free_scc_vn): Likwise.
10789 (run_scc_vn): Likewise.
10790 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
10791 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
10792 * tree-ssa-copy.c (fini_copy_prop): Likewise.
10793 * tree-ssa.c (verify_ssa): Likewise.
10795 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
10797 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
10798 and mips64r2 as default 32-bit and 64-bit architectures.
10799 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
10800 as default 32-bit and 64-bit architectures.
10802 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
10804 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
10807 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10809 * target.def (lra_p): Change commentary (for the manual) for the
10811 * doc/tm.texi: Regenerate.
10813 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10815 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
10816 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
10817 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
10818 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
10820 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10822 * targhooks.c (default_lra_p): Return true instead of false.
10824 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10826 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
10827 hook_bool_void_false.
10828 * config/avr/avr.c: Ditto.
10829 * config/bfin/bfin.c: Ditto.
10830 * config/c6x/c6x.c: Ditto.
10831 * config/cr16/cr16.c: Ditto.
10832 * config/cris/cris.c: Ditto.
10833 * config/epiphany/epiphany.c: Ditto.
10834 * config/fr30/fr30.c: Ditto.
10835 * config/frv/frv.c: Ditto.
10836 * config/h8300/h8300.c: Ditto.
10837 * config/ia64/ia64.c: Ditto.
10838 * config/iq2000/iq2000.c: Ditto.
10839 * config/lm32/lm32.c: Ditto.
10840 * config/m32c/m32c.c: Ditto.
10841 * config/m32r/m32r.c: Ditto.
10842 * config/m68k/m68k.c: Ditto.
10843 * config/mcore/mcore.c: Ditto.
10844 * config/microblaze/microblaze.c: Ditto.
10845 * config/mmix/mmix.c: Ditto.
10846 * config/mn10300/mn10300.c: Ditto.
10847 * config/moxie/moxie.c: Ditto.
10848 * config/msp430/msp430.c: Ditto.
10849 * config/nios2/nios2.c: Ditto.
10850 * config/nvptx/nvptx.c: Ditto.
10851 * config/pa/pa.c: Ditto.
10852 * config/pdp11/pdp11.c: Ditto.
10853 * config/rl78/rl78.c: Ditto.
10854 * config/sparc/sparc.c: Ditto.
10855 * config/spu/spu.c: Ditto.
10856 * config/stormy16/stormy16.c: Ditto.
10857 * config/tilegx/tilegx.c: Ditto.
10858 * config/tilepro/tilepro.c: Ditto.
10859 * config/v850/v850.c: Ditto.
10860 * config/vax/vax.c: Ditto.
10861 * config/visium/visium.c: Ditto.
10862 * config/xtensa/xtensa.c: Ditto.
10864 2016-09-14 Jakub Jelinek <jakub@redhat.com>
10867 * tsan.c: Include target.h.
10868 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
10869 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
10870 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
10871 BUILT_IN_ATOMIC_TEST_AND_SET entries.
10872 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
10874 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
10875 Martin Liska <mliska@suse.cz>
10877 PR middle-end/77574
10878 * predict.c (force_edge_cold): Add braces to a condition.
10880 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
10882 PR rtl-optimization/77289
10883 * lra-constraints.c (get_final_hard_regno): Removed.
10884 (get_hard_regno): Add new parameter final_p.
10885 (get_reg_class): Directly call lra_get_elimination_hard_regno.
10886 (operands_match_p): Adjust call to get_hard_regno.
10887 (uses_hard_regs_p): Likewise.
10888 (process_alt_operands): Likewise.
10890 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
10893 * config/msp430/msp430.c (msp430_start_function): Emit an error
10894 if a function is both weak and specifies an interrupt number.
10896 2016-09-13 Jakub Jelinek <jakub@redhat.com>
10898 PR tree-optimization/77454
10899 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
10900 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
10903 2016-09-13 Tamar Christina <tamar.christina@arm.com>
10905 * config/aarch64/aarch64-builtins.c
10906 (aarch64_init_simd_builtins): Fix builtin type signature printing.
10908 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
10910 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
10911 SFmode and SCmode arguments by reference.
10913 2016-09-13 David Malcolm <dmalcolm@redhat.com>
10915 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
10917 (selftest::test_one_liner_fixit_insert_before): ...this, and update
10918 for renaming of add_fixit_insert to add_fixit_insert_before.
10919 (selftest::test_one_liner_fixit_insert_after): New function.
10920 (selftest::test_one_liner_fixit_validation_adhoc_locations):
10921 Update for renaming of add_fixit_insert to add_fixit_insert_before.
10922 (selftest::test_one_liner_many_fixits): Likewise.
10923 (selftest::test_diagnostic_show_locus_one_liner): Update for
10924 renaming, call new test function.
10925 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
10926 renaming of add_fixit_insert to add_fixit_insert_before.
10927 (selftest::test_fixit_consolidation): Likewise.
10928 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
10930 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
10931 (selftest::test_applying_fixits_insert_before): ...this.
10932 (selftest::test_applying_fixits_insert): Update for renaming of
10933 add_fixit_insert to add_fixit_insert_before.
10934 (selftest::test_applying_fixits_insert_after): New function.
10935 (selftest::test_applying_fixits_insert_after_at_line_end): New
10937 (selftest::test_applying_fixits_insert_after_failure): New function.
10938 (selftest::test_applying_fixits_multiple): Update for renaming of
10939 add_fixit_insert to add_fixit_insert_before.
10940 (selftest::change_line): Likewise.
10941 (selftest::test_applying_fixits_unreadable_file): Likewise.
10942 (selftest::test_applying_fixits_line_out_of_range): Likewise.
10943 (selftest::test_applying_fixits_column_validation): Likewise.
10944 (selftest::test_applying_fixits_column_validation): Likewise.
10945 (selftest::edit_context_c_tests): Update for renamed test function;
10946 call new test functions.
10948 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
10950 PR tree-optimization/77536
10951 PR rtl-optimization/68212
10952 * config/rs6000/rs6000.md (div->recip splitter): Remove
10953 optimize_insn_for_speed_p condition.
10955 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
10957 * optabs.c (prepare_cmp_insn): Update documentation comment.
10959 2016-09-13 Jakub Jelinek <jakub@redhat.com>
10960 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10962 PR middle-end/77475
10963 * opts.h (candidates_list_and_hint): Declare.
10964 * opts-common.c (candidates_list_and_hint): New function.
10965 (cmdline_handle_error): Use it.
10967 2016-09-12 David Malcolm <dmalcolm@redhat.com>
10969 * edit-context.c (edited_line::get_len): New accessor.
10970 (edited_file::print_diff): Split out hunk-printing into...
10971 (edited_file::print_diff_hunk): New method.
10972 (edited_file::print_diff_line): New method.
10974 2016-09-12 Andrew Pinski <apinski@cavium.com>
10976 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
10978 * config/aarch64/aarch64.c (thunderx_tunings): Enable
10979 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
10980 (aarch64_operands_ok_for_ldpstp): Return false if
10981 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
10982 was SImode and the alignment is less than 8 byte.
10983 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
10985 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
10988 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
10990 2016-09-12 Marek Polacek <polacek@redhat.com>
10992 * doc/extend.texi: Use lowercase "boolean".
10993 * doc/invoke.texi: Likewise.
10994 * doc/md.texi: Likewise.
10995 * target.def: Likewise.
10996 * doc/tm.texi: Regenerated.
10998 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11000 PR middle-end/77426
11001 * expmed.c (synth_mult): Delete duplicate mode check.
11003 2016-09-10 Tom de Vries <tom@codesourcery.com>
11006 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
11008 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
11009 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
11011 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
11013 PR rtl-optimization/77289
11014 * lra-constraints.c (get_final_hard_regno): Add support for non hard
11015 register numbers. Remove support for subregs.
11016 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
11017 (get_reg_class): Delete removed get_final_hard_regno() argument.
11018 (uses_hard_regs_p): Call get_final_hard_regno().
11020 2016-09-09 Martin Sebor <msebor@redhat.com>
11024 * pretty-print.c (pp_quoted_string): New function.
11025 (pp_format): Call it for %c and %s directives.
11027 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11029 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
11030 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
11031 INITIAL_ELIMINATION_OFFSET) : Update documentation.
11032 * target.def (frame_pointer_required, can_eliminate): Likewise.
11033 * doc/tm.texi: Regenerated.
11034 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
11036 * df-scan.c (df_hard_reg_init): Likewise.
11037 * ira.c (ira_setup_eliminable_regset): Likewise.
11038 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
11039 init_elim_table): Likewise.
11040 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
11041 set_initial_elim_offsets, update_eliminables,
11042 init_elim_table): Likewise.
11043 * rtlanal.c (get_initial_register_offset): Likewise.
11044 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
11045 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11046 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11047 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11048 * config/fr30/fr30.h: Fix comment.
11049 * config/frv/frv.c: Likewise.
11050 * config/frv/frv.h: Likewise.
11051 * config/ft32/ft32.h: Likewise.
11052 * config/visium/visium.h: Likewise.
11053 * config/pa/pa64-linux.h: Likewise.
11054 * config/v850/v850.h: Likewise.
11055 * config/cris/cris.c: Likewise.
11056 * config/ia64/ia64.h: Likewise.
11057 * config/moxie/moxie.h: Likewise.
11058 * config/m32r/m32r.h: Likewise.
11060 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
11063 * config.in: Regenerate.
11064 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
11066 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
11067 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
11068 static-libmpxwrappers case.
11069 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
11070 MPX_LD_AS_NEEDED_GUARD_POP.
11071 * configure: Regenerate.
11072 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
11073 defined if linker support "--push-state"/"--pop-state".
11075 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
11077 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
11079 2016-09-09 Joseph Myers <joseph@codesourcery.com>
11081 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
11082 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
11083 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
11084 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
11085 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
11086 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
11087 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
11089 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
11090 width macros from TS 18661-1.
11091 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
11093 2016-09-08 Jakub Jelinek <jakub@redhat.com>
11096 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
11097 OMP_CLAUSE_SAFELEN_EXPR.
11099 2016-09-07 David Malcolm <dmalcolm@redhat.com>
11101 * Makefile.in (OBJS): Add substring-locations.o.
11102 * langhooks-def.h (class substring_loc): New forward decl.
11103 (lhd_get_substring_location): New decl.
11104 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
11105 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
11106 * langhooks.c (lhd_get_substring_location): New function.
11107 * langhooks.h (class substring_loc): New forward decl.
11108 (struct lang_hooks): Add field get_substring_location.
11109 * substring-locations.c: New file, taking definition of
11110 format_warning_va and format_warning_at_substring from
11111 c-family/c-format.c, making them non-static.
11112 * substring-locations.h (class substring_loc): Move class here
11113 from c-family/c-common.h. Add and rewrite comments.
11114 (format_warning_va): New decl.
11115 (format_warning_at_substring): New decl.
11116 (get_source_location_for_substring): Add comment.
11118 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
11120 * config/i386/i386.c: Add 'U' suffix to processor feature bits
11121 to avoid -Wnarrowing warning.
11122 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
11123 * opts.c: Likewise for SANITIZER_OPT bitmasks.
11125 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
11127 * config/aarch64/aarch64.c (aarch64_legitimize_address):
11128 Avoid use of base_offset if offset already in range.
11130 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
11132 * config/sh/sh-protos.h (struct sh_atomic_model,
11133 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11134 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11135 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
11136 * config/sh/sh.h (struct sh_atomic_model,
11137 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11138 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11139 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
11140 Guard with __cplusplus.
11142 2016-09-06 Jakub Jelinek <jakub@redhat.com>
11145 * config/i386/i386.c (ix86_expand_builtin): For builtin with
11146 unsupported or unknown ISA, use expand_call.
11148 2016-09-06 Martin Liska <mliska@suse.cz>
11150 PR gcov-profile/77378
11151 PR gcov-profile/77466
11152 * tree-profile.c (tree_profiling): Detect whether target can use
11153 -fprofile-update=atomic.
11155 2016-09-06 Richard Biener <rguenther@suse.de>
11157 PR tree-optimization/77479
11158 * tree-vrp.c (update_value_range): Extend overflow handling to
11161 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11164 * config/i386/i386.md (isa): Add x64_avx512bw.
11165 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
11166 (kmov_isa): New mode attr.
11167 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
11168 (*zero_extend<mode>si2): Likewise.
11169 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
11171 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
11173 * doc/invoke.texi (SPU Options): nops -> NOPs.
11174 (x86 Options): Ditto.
11176 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11178 PR middle-end/77475
11179 * toplev.c (process_options): Temporarily set input_location
11180 to UNKNOWN_LOCATION around targetm.target_option.override () call.
11182 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
11184 PR rtl-optimization/77452
11185 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
11186 inner-mode reference to a CONST_VECTOR constant in the constant pool.
11188 2016-09-05 Marek Polacek <polacek@redhat.com>
11191 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
11193 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11196 * gensupport.c (alter_output_for_subst_insn): Remove redundant
11197 *insn_out == '*' test. Don't copy unnecessary to yet another
11198 memory buffer, and don't leak it.
11200 PR rtl-optimization/77425
11201 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
11203 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
11205 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
11207 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11209 * common.opt (fdiagnostics-generate-patch): New option.
11210 * diagnostic.c: Include "edit-context.h".
11211 (diagnostic_initialize): Initialize context->edit_context_ptr.
11212 (diagnostic_finish): Delete context->edit_context_ptr.
11213 (diagnostic_report_diagnostic): Add fix-it hints from the
11214 diagnostic to context->edit_context_ptr, if any.
11215 * diagnostic.h (class edit_context): Add forward decl.
11216 (struct diagnostic_context): Add field "edit_context_ptr".
11217 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
11218 -fdiagnostics-generate-patch.
11219 (-fdiagnostics-generate-patch): New item.
11220 * toplev.c: Include "edit-context.h".
11221 (process_options): Set global_dc->edit_context_ptr to a new
11222 edit_context if the options need one.
11223 (toplev::main): Handle -fdiagnostics-generate-patch by using
11224 global_dc->edit_context_ptr.
11226 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11229 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
11230 map and firstprivate clauses on target construct for _Atomic
11232 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
11233 on target construct for _Atomic qualified decls.
11234 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
11236 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
11237 _Atomic qualified arguments not mentioned in uniform clause.
11239 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11241 * Makefile.in (OBJS-libcommon): Add edit-context.o.
11242 * diagnostic-color.c (color_dict): Add "diff-filename",
11243 "diff-hunk", "diff-delete", and "diff-insert".
11244 (parse_gcc_colors): Update default value of GCC_COLORS in comment
11245 to reflect above changes.
11246 * doc/invoke.texi (-fdiagnostics-color): Update description of
11247 default GCC_COLORS, and of the supported capabilities.
11248 * edit-context.c: New file.
11249 * edit-context.h: New file.
11250 * input.c (struct fcache): Add field "missing_trailing_newline".
11251 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
11253 (add_file_to_cache_tab): Likewise.
11254 (fcache::fcache): Likewise.
11255 (get_next_line): Update c->missing_trailing_newline.
11256 (location_missing_trailing_newline): New function.
11257 * input.h (location_missing_trailing_newline): New decl.
11258 * selftest-run-tests.c (selftest::run_tests): Call
11259 edit_context_c_tests.
11260 * selftest.h (edit_context_c_tests): New decl.
11262 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11263 Richard Biener <rguenth@suse.de>
11265 PR tree-optimization/77444
11266 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
11267 as steptype, remove redundant initialization.
11269 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11272 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
11273 (sanopt_optimize_walker): Optimize away
11274 __asan_before_dynamic_init (...) followed by
11275 __asan_after_dynamic_init () without intervening memory loads/stores.
11276 * ipa-pure-const.c (special_builtin_state): Handle
11277 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
11278 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
11280 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11282 * cfg.c (free_original_copy_tables): Replace second assignment of
11283 bb_copy = NULL by bb_original = NULL.
11285 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11288 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
11289 assignment added in r216794.
11291 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11293 * Makefile.in (OBJS): Add typed-splay-tree.o.
11294 * selftest-run-tests.c (selftest::run_tests): Call
11295 typed_splay_tree_c_tests.
11296 * selftest.h (typed_splay_tree_c_tests): New decl.
11297 * typed-splay-tree.c: New file.
11298 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
11299 (typed_splay_tree::max): New method.
11300 (typed_splay_tree::min): New method.
11301 (typed_splay_tree::foreach): New method.
11302 (typed_splay_tree::closure): New struct.
11303 (typed_splay_tree::inner_foreach_fn): New function.
11305 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11307 * ipa-cp.c (ipcp_store_bits_results): Change option name from
11308 -fipa-cp-bit to -fipa-bit-cp.
11310 2016-09-01 Martin Sebor <msebor@redhat.com>
11312 PR tree-optimization/71831
11313 * tree-object-size.h: Return bool instead of the size and add
11314 argument for the size.
11315 * tree-object-size.c (compute_object_offset): Update signature.
11316 (addr_object_size): Same.
11317 (compute_builtin_object_size): Return bool instead of the size
11318 and add argument for the size. Handle POINTER_PLUS_EXPR when
11319 optimization is disabled.
11320 (expr_object_size): Adjust.
11321 (plus_stmt_object_size): Adjust.
11322 (pass_object_sizes::execute): Adjust.
11323 * builtins.c (fold_builtin_object_size): Adjust.
11324 * doc/extend.texi (Object Size Checking): Update.
11325 * ubsan.c (instrument_object_size): Adjust.
11327 2016-09-01 Martin Sebor <msebor@redhat.com>
11329 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
11330 it fits the output of the formatted function regardless of its
11332 * genmodes.c (parser::parse_expr): Same.
11333 * gimplify.c (gimplify_asm_expr): Same.
11334 * passes.c (pass_manager::register_one_dump_file): Same.
11335 * print-tree.c (print_node): Same.
11337 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11339 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
11341 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11343 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
11345 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11347 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
11348 * config/rs6000/vector.md: Ditto.
11349 * config/rs6000/vsx.md: Ditto.
11351 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
11353 * ipa-inline-analysis.c (param_change_prob): Get to the base object
11354 first in all cases.
11356 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11358 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
11359 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
11360 *return_and_restore_gpregs_<mode>_r11,
11361 *return_and_restore_gpregs_<mode>_r12,
11362 *return_and_restore_gpregs_<mode>_r1,
11363 *return_and_restore_fpregs_<mode>_r11,
11364 *return_and_restore_fpregs_<mode>_r12,
11365 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
11366 directly instead of via the "l" constraint. Renumber operands.
11369 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11371 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
11372 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
11373 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
11374 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
11375 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
11376 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
11377 *call_value_nonlocal_darwin64, reload_macho_picbase,
11378 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
11379 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
11380 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
11381 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
11382 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
11383 *save_fpregs_<mode>_r1): Ditto.
11384 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
11385 *return_and_restore_gpregs_spe): Ditto.
11387 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11389 * config/rs6000/rs6000.md
11390 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
11391 the use of the link register.
11392 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
11394 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11395 Michael Meissner <meissner@linux.vnet.ibm.com>
11398 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
11399 reg+reg addressing for TImode.
11400 (rs6000_legitimate_address_p): Only allow register indirect
11401 addressing for TImode, even without TARGET_QUAD_MEMORY.
11403 2016-09-01 Richard Biener <rguenther@suse.de>
11405 PR middle-end/77436
11406 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
11407 check whether the result fits the desired result type.
11409 2016-09-01 Nathan Sidwell <nathan@acm.org>
11411 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
11413 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
11415 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
11417 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
11419 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11421 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
11422 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
11423 for comparisons of integer ZERO_EXTEND against zero.
11425 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
11427 * config/i386/i386.c (ix86_option_override_internal): Also disable the
11428 STV pass if -mstackrealign is enabled.
11430 2016-08-31 Ilya Verbin <iverbin@gmail.com>
11432 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
11435 2016-08-31 David Malcolm <dmalcolm@redhat.com>
11437 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
11438 (layout_range::intersects_line_p): New method.
11439 (test_range_contains_point_for_single_point): Rename to...
11440 (test_layout_range_for_single_point): ...this, and add testing
11441 for layout_range::intersects_line_p.
11442 (test_range_contains_point_for_single_line): Rename to...
11443 (test_layout_range_for_single_line): ...this, and add testing
11444 for layout_range::intersects_line_p.
11445 (test_range_contains_point_for_multiple_lines): Rename to...
11446 (test_layout_range_for_multiple_lines): ...this, and add testing
11447 for layout_range::intersects_line_p.
11448 (layout::layout): Populate m_fixit_hints.
11449 (layout::get_expanded_location): Handle the case of a line-span
11451 (layout::validate_fixit_hint_p): New method.
11452 (get_line_span_for_fixit_hint): New function.
11453 (layout::calculate_line_spans): Add spans for fixit-hints.
11454 (layout::should_print_annotation_line_p): New method.
11455 (layout::print_any_fixits): Drop param "richloc", instead using
11456 validated fixits in m_fixit_hints. Add "const" to hint pointers.
11457 (diagnostic_show_locus): Avoid printing blank annotation lines.
11458 (selftest::test_diagnostic_context::test_diagnostic_context):
11459 Initialize show_column and start_span.
11460 (selftest::test_diagnostic_context::start_span_cb): New static
11462 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
11463 (selftest::diagnostic_show_locus_c_tests): Update for function
11464 renamings. Call test_diagnostic_show_locus_fixit_lines.
11466 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
11468 PR tree-optimization/73714
11469 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
11471 2016-08-31 David Malcolm <dmalcolm@redhat.com>
11473 * selftest.c: Move "namespace selftest {" to top of file,
11474 removing explicit "selftest::" qualifiers throughout.
11476 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
11478 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
11480 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
11481 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
11482 Replace builtin with vector extension.
11483 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
11485 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
11486 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
11487 Replace builtin with vector extension.
11488 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
11489 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
11490 Replace builtin with vector extension.
11491 * config/i386/xmmintrin.h (__m128_u): New type.
11492 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
11493 (_mm_load_ps, _mm_store_ps): Simplify.
11495 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
11497 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
11499 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11501 * diagnostic-show-locus.c (colorizer::begin_state): Support more
11502 than 3 ranges per diagnostic by alternating between color 1 and
11504 (layout::layout): Replace use of rich_location::MAX_RANGES
11505 with richloc->get_num_locations ().
11506 (layout::calculate_line_spans): Replace use of
11507 rich_location::MAX_RANGES with m_layout_ranges.length ().
11508 (layout::print_annotation_line): Handle arbitrary numbers of
11509 ranges in caret-printing by defaulting to '^'.
11510 (selftest::test_one_liner_many_fixits): New function.
11511 (test_diagnostic_show_locus_one_liner): Call it.
11512 * diagnostic.c (diagnostic_initialize): Update for renaming
11513 of rich_location::MAX_RANGES to
11514 rich_location::STATICALLY_ALLOCATED_RANGES.
11515 * diagnostic.h (struct diagnostic_context): Likewise.
11517 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11519 * selftest.c (selftest::named_temp_file::named_temp_file): New
11521 (selftest::temp_source_file::~temp_source_file): Move to...
11522 (selftest::named_temp_file::~named_temp_file): ...here.
11523 (selftest::test_named_temp_file): New function.
11524 (selftest::selftest_c_tests): Call test_named_temp_file.
11525 * selftest.h (class named_temp_file): New class.
11526 (class temp_source_file): Convert to a subclass of named_temp_file.
11528 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
11530 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
11531 USEs of LR_REGNO in returns and sibcalls.
11532 (rs6000_output_mi_thunk): Similar.
11533 (rs6000_sibcall_aix): Similar.
11534 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
11535 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
11536 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
11537 Remove the USE of LR_REGNO from the patterns as well. Delete an
11539 (return_internal_<mode>): Delete.
11541 2016-08-30 Tamar Christina <tamar.christina@arm.com>
11543 * config/aarch64/aarch64-simd.md
11544 (aarch64_ld2<mode>_dreg_le): New.
11545 (aarch64_ld2<mode>_dreg_be): New.
11546 (aarch64_ld2<mode>_dreg): Removed.
11547 (aarch64_ld3<mode>_dreg_le): New.
11548 (aarch64_ld3<mode>_dreg_be): New.
11549 (aarch64_ld3<mode>_dreg): Removed.
11550 (aarch64_ld4<mode>_dreg_le): New.
11551 (aarch64_ld4<mode>_dreg_be): New.
11552 (aarch64_ld4<mode>_dreg): Removed.
11553 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
11555 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11557 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
11558 redundant location param.
11559 (test_one_liner_fixit_remove): Likewise.
11560 (test_one_liner_fixit_replace): Likewise.
11561 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
11562 * gcc-rich-location.c
11563 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
11564 get_range_from_loc. Drop overload taking a const char *.
11565 * gcc-rich-location.h
11566 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
11569 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
11571 * config/linux.c (linux_libc_has_function): Return true on musl.
11573 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
11575 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
11577 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
11579 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
11580 used for abnormal egdes.
11582 2016-08-30 Jakub Jelinek <jakub@redhat.com>
11584 PR tree-optimization/72866
11585 * tree-vect-patterns.c (search_type_for_mask): Turn into
11586 a small wrapper, move all code to ...
11587 (search_type_for_mask_1): ... this new function. Add caching
11588 and adjust recursive calls.
11591 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
11592 instead of lookup_type_die (type_main_variant (type)) even for array
11595 PR middle-end/77377
11596 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
11597 constant pool reference return x instead of c.
11599 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
11601 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
11604 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11607 (selftest::test_make_location_nonpure_range_endpoints): Fix
11610 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11612 * diagnostic-show-locus.c
11613 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
11615 (selftest::test_diagnostic_show_locus_one_liner): Call it.
11616 * input.c (get_pure_location): Move to libcpp/line-map.c.
11617 * input.h (get_pure_location): Convert decl to an inline function
11618 calling implementation in libcpp.
11620 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
11623 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
11624 template for intel asm dialect.
11625 (vec_set_hi_<mode><mask_name>): Ditto.
11627 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11629 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
11630 (selftest::fail_formatted): Likewise.
11632 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11634 * input.c (make_location): Call get_start and get_finish
11635 on the endpoints to avoid storing packed ranges or ad-hoc
11637 (selftest::test_make_location_nonpure_range_endpoints): New function.
11638 (selftest::input_c_tests): Call it.
11639 * input.h (get_start): New inline function.
11641 2016-08-29 Tom de Vries <tom@codesourcery.com>
11644 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
11647 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
11649 * Makefile.in (gcov-iov.h): Add dummy recipe.
11651 2016-08-29 Nathan Sidwell <nathan@acm.org>
11653 * config/nvptx/nvptx.c: #include tree-vrp.h.
11655 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
11658 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
11659 HIGH+LO construct during reload.
11661 2016-08-28 Tom de Vries <tom@codesourcery.com>
11664 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
11665 'sysv_abi va_list' attribute.
11666 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
11667 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
11670 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11672 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
11673 * emit-rtl.c (unshare_all_rtl_1): Adjust.
11674 (unshare_all_rtl_again): Likewise.
11675 * function.c (assign_stack_local_1): Likewise.
11676 (assign_stack_temp_for_type): Likewise.
11678 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11680 * cfgbuild.c (make_edges): Adjust.
11681 * cfgrtl.c (can_delete_label_p): Likewise.
11682 * dwarf2cfi.c (create_trace_edges): Likewise.
11683 * except.c (sjlj_emit_dispatch_table): Likewise.
11684 * function.h (struct expr_status): make x_forced_labels a vector.
11685 * jump.c (rebuild_jump_labels_1): Adjust.
11686 * reload1.c (set_initial_label_offsets): Likewise.
11687 * stmt.c (force_label_rtx): Likewise.
11688 (expand_label): Likewise.
11690 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11692 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
11694 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
11696 PR tree-optimization/71077
11697 PR tree-optimization/68542
11698 * fold-const.c (fold_relational_const): Fix folding of
11699 VECTOR_CST comparisons that have a scalar boolean result type.
11700 (selftest::test_vector_folding): New static function.
11701 (selftest::fold_const_c_tests): Call it.
11703 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
11705 * doc/extend.texi (SPU Built-in Functions): Remove stale
11706 references to material formerly at IBM and Sony.
11708 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
11711 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
11713 2016-08-26 David Malcolm <dmalcolm@redhat.com>
11715 * diagnostic-show-locus.c
11716 (selftest::test_fixit_consolidation): New function.
11717 (selftest::diagnostic_show_locus_c_tests): Call it.
11718 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
11719 constructor based on source_range.
11721 2016-08-26 David Malcolm <dmalcolm@redhat.com>
11723 * diagnostic-color.c (color_dict): Add "fixit-insert" and
11725 (parse_gcc_colors): Update description of default GCC_COLORS.
11726 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
11727 (colorizer::set_fixit_insert): New method.
11728 (colorizer::set_fixit_delete): New method.
11729 (colorizer::get_color_by_name): New method.
11730 (colorizer::STATE_FIXIT_INSERT): New constant.
11731 (colorizer::STATE_FIXIT_DELETE): New constant.
11732 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
11733 fields in favor of new field "m_stop_color". Add fields
11734 "m_fixit_insert" and "m_fixit_delete".
11735 (colorizer::colorizer): Update for above changes. Replace
11736 colorize_start calls with calls to get_color_by_name.
11737 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
11738 STATE_FIXIT_DELETE. Update for field renamings.
11739 (colorizer::finish_state): Simplify by using m_stop_color,
11740 rather than multiple identical "*_ce" fields.
11741 (colorizer::get_color_by_name): New method.
11742 (layout::print_any_fixits): Print insertions and replacements
11743 using the "fixit-insert" color, and deletions using the
11744 "fixit-delete" color.
11745 * doc/invoke.texi (-fdiagnostics-color): Update description of
11746 default GCC_COLORS, and of the supported capabilities.
11748 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
11750 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
11751 current_function_static_stack_size variable with the static
11752 stack frame size of the current function when
11753 flag_stack_usage_info is enabled.
11755 2016-08-26 Nathan Sidwell <nathan@acm.org>
11757 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
11758 assignment inside if condition.
11760 2016-08-26 Richard Biener <rguenther@suse.de>
11762 PR tree-optimization/69047
11763 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
11764 extracts similar to what FRE does.
11765 (non_rewritable_mem_ref_base): Likewise.
11767 2016-08-26 Joseph Myers <joseph@codesourcery.com>
11769 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
11770 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
11771 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11772 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11773 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
11775 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11776 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11777 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11778 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
11779 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11781 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11784 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
11785 reservation duration to 15 cycles.
11786 (cortex_a8_vfp_macs): Likewise.
11787 (cortex_a8_vfp_macd): Likewise.
11788 (cortex_a8_vfp_divs): Likewise.
11789 (cortex_a8_vfp_divd): Likewise.
11791 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11793 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
11794 (aarch_macro_fusion_pair_p): Use above to avoid early return.
11796 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11797 Martin Jambhor <mjambor@suse.cz>
11799 * common.opt: New option -fipa-bit-cp.
11800 * doc/invoke.texi: Document -fipa-bit-cp.
11801 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
11802 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
11803 * tree-ssa-ccp.h: New header file.
11804 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
11805 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
11806 Replace all occurences of tree parameter by two new params: signop, int.
11807 (bit_value_unop_1): Change to bit_value_unop and export it.
11808 Replace all occurences of tree parameter by two new params: signop,
11810 (bit_value_binop): Change call from bit_value_binop_1 to
11812 (bit_value_assume_aligned): Likewise.
11813 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
11814 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
11816 (ccp_finalize): Skip processing if val->mask == 0.
11817 * ipa-cp.c: Include tree-ssa-ccp.h
11818 (ipcp_bits_lattice): New class.
11819 (ipcp_param_lattice (bits_lattice): New member.
11820 (print_all_lattices): Call ipcp_bits_lattice::print.
11821 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
11822 (initialize_node_lattices): Likewise.
11823 (propagate_bits_accross_jump_function): New function.
11824 (propagate_constants_accross_call): Call
11825 propagate_bits_accross_jump_function.
11826 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
11827 (ipcp_store_bits_results): New function.
11828 (ipcp_driver): Call ipcp_store_bits_results.
11829 * ipa-prop.h (ipa_bits): New struct.
11830 (ipa_jump_func): Add new member bits of type ipa_bits.
11831 (ipa_param_descriptor): Change decl to decl_or_type.
11832 (ipa_get_param): Change decl to decl_or_type and assert on
11834 (ipa_get_type): New function.
11835 (ipcp_transformation_summary): New member bits.
11836 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
11837 (ipa_populate_param_decls): Likewise.
11838 (ipa_dump_param): Likewise.
11839 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
11841 (ipa_set_jf_unknown): Set ipa_bits::known to false.
11842 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
11844 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
11845 (ipa_write_jump_function): Add streaming for ipa_bits.
11846 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
11847 (write_ipcp_transformation_info): Add streaming for ipa_bits
11848 summary for ltrans.
11849 (read_ipcp_transfomration_info): Add support for reading streamed
11851 (ipcp_update_bits): New function.
11852 (ipcp_transform_function): Call ipcp_update_bits.
11854 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
11856 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
11857 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
11859 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
11861 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
11863 2016-08-25 Richard Biener <rguenther@suse.de>
11865 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
11866 Only add locations in late dwarf.
11867 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
11868 (dwarf2out_early_finish): But do it here.
11870 2016-08-24 Michael Collison <michael.collison@linaro.org>
11871 Michael Collison <michael.collison@arm.com>
11873 * config/arm/arm-modes.def: Add new condition code mode CC_V
11874 to represent the overflow bit.
11875 * config/arm/arm.c (maybe_get_arm_condition_code):
11876 Add support for CC_Vmode.
11877 (arm_gen_unlikely_cbranch): New function to generate common
11878 rtl conditional branches for overflow patterns.
11879 * config/arm/arm-protos.h: Add prototype for
11880 arm_gen_unlikely_cbranch.
11881 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
11882 addsi3_compareV_upper): New patterns to support signed
11883 builtin overflow add operations.
11884 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
11885 New patterns to support unsigned builtin add overflow operations.
11886 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
11887 builtin overflow subtract operations,
11888 (usubv<mode>4): New patterns to support unsigned builtin subtract
11889 overflow operations.
11890 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
11891 to support builtin overflow negate operations.
11893 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11896 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11898 * explow.c (get_dynamic_stack_size): Take known alignment of stack
11899 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
11902 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
11904 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
11905 MULTILIB_OPTIONS should be used. Small wording fixes.
11906 * genmultilib: Memorize set of all option combinations in
11907 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
11908 found in MULTILIB_OPTIONS by checking if option set is listed in
11909 combination_space. Output new and existing error message to stderr.
11911 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
11913 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
11914 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
11915 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
11916 (MULTILIB_REUSE): Remove reuse rules for option set including
11917 -mfpu=fp-armv8 and -mfpu=vfpv4
11919 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
11921 * config/arm/t-rtems: Add vfp multilib.
11923 2016-08-23 Ian Lance Taylor <iant@golang.org>
11925 * config/s390/s390.c (s390_asm_file_start): Call
11926 default_file_start.
11928 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11930 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
11931 initialization of all 0's to the 0 constant, instead of directly
11932 generating XOR. Add support for V4SImode vector initialization on
11933 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
11934 initialization. Change variables used in V4SFmode vector
11935 intialization. For V4SFmode vector splat on ISA 3.0, make sure
11936 any memory addresses are in index form. Add support for using
11937 VSPLTH/VSPLTB to initialize vector short and vector char vectors
11938 with all of the same element.
11939 (regno_or_subregno): New helper function to return a register
11940 number for either REG or SUBREG.
11941 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
11942 Use regno_or_subregno where possible.
11943 (rs6000_split_v4si_init_di_reg): New helper function to build up a
11944 DImode value from two SImode values in order to generate V4SImode
11945 vector initialization on 64-bit systems with direct move.
11946 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
11948 (rtx_is_swappable_p): V4SImode vector initialization insn is not
11950 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
11952 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
11953 attributes to initialize V8HImode and V16QImode vectors with the
11955 (VSX_SPLAT_COUNT): Likewise.
11956 (VSX_SPLAT_SUFFIX): Likewise.
11957 (UNSPEC_VSX_VEC_INIT): New unspec.
11958 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
11959 Allow SFmode values to come from Altivec registers.
11960 (vsx_init_v4si): New insn/split for V4SImode vector initialization
11961 on 64-bit systems with direct move.
11962 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
11963 vector initializations, to allow V4SImode vector initializations
11964 on 64-bit systems with direct move.
11965 (vsx_splat_v4si): Likewise.
11966 (vsx_splat_v4si_di): Likewise.
11967 (vsx_splat_v4sf): Likewise.
11968 (vsx_splat_v4sf_internal): Likewise.
11969 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
11971 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
11972 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
11973 initializing V8HImode and V16QImode vectors with the same
11975 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
11976 optimization if -maltivec=be.
11978 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
11980 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
11981 attribute for alternatives 3 and 4.
11983 2016-08-23 David Malcolm <dmalcolm@redhat.com>
11985 * selftest.c (selftest::assert_str_contains): New function.
11986 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
11987 * selftest.h (selftest::assert_str_contains): New decl.
11988 (ASSERT_STR_CONTAINS): New macro.
11990 2016-08-23 Richard Biener <rguenther@suse.de>
11992 PR tree-optimization/77286
11993 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
11995 (vect_transform_loop): Split exit edges of loop and scalar
11996 loop if required and at the appropriate time.
11998 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12000 * explow.c (get_dynamic_stack_size): Take known alignment of stack
12001 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
12003 Correct a typo in a comment.
12005 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12007 * config/s390/s390.md ("*andc_split"): New splitter for and with
12010 2016-08-23 Richard Biener <rguenther@suse.de>
12012 PR tree-optimization/27336
12013 * tree-vrp.c (infer_value_range): Handle stmts that can throw
12014 by looking for a non-EH edge.
12015 (process_assert_insertions_for): Likewise.
12017 2016-08-23 Richard Biener <rguenther@suse.de>
12019 PR middle-end/77305
12020 * statistics.c (statistics_counter_event): Robustify against
12023 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12025 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
12026 for targets amdfam10 and barcelona.
12028 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
12030 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
12031 (zero_extend<mode>di2): Ditto.
12032 (*zero_extend<mode>si2): Ditto.
12033 (*zero_extendqihi2): Ditto.
12035 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12037 PR middle-end/77269
12038 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
12039 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
12041 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
12043 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
12044 identical consecutive elements.
12045 [SSA_NAME]: Print the name's def stmt on its own line. When printing
12046 the node's def stmt, avoid printing an unwanted trailing newline by
12047 replacing the call to print_gimple_stmt() with its inlined body and
12048 adjusting it to not set pp_needs_newline and to call pp_flush()
12049 instead of pp_newline_and_flush().
12051 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12053 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
12054 (float32_type_node, float64_type_node, float32x_type_node)
12055 (float128x_type_node): New macros.
12056 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
12057 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
12058 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
12059 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
12060 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
12061 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
12062 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
12063 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
12064 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
12065 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
12066 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
12067 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
12068 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
12069 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
12070 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
12071 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
12072 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
12073 (copysign, fabs, huge_val, inf, nan, nans): Use it.
12074 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
12076 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
12077 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
12078 * doc/extend.texi (Other Builtins): Document these built-in
12080 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
12083 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
12085 * doc/install.texi (Binaries): www.opencsw.org now uses https.
12087 2016-08-22 Richard Biener <rguenther@suse.de>
12089 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
12091 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
12094 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
12095 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
12096 non-SSE2 athlons only, otherwise prefer SSE prefetches.
12098 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12100 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
12101 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
12102 (vrp_visit_switch_stmt): Likewise.
12103 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
12104 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
12105 (vrp_visit_stmt): Use extract_range_from_stmt.
12106 (vrp_visit_phi_node): Use extract_range_from_phi_node.
12108 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12110 * Makefile.in: Add tree-vrp.h to GTFILES.
12111 * gengtype.c (open_base_files): Add tree-vrp.h.
12112 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
12113 * builtins.c: Likewise.
12114 * fold-const.c: Likewise.
12115 * gimple-builder.c: Likewise.
12116 * gimple-laddress.c: Likewise.
12117 * hsa-gen.c: Likewise.
12118 * internal-fn.c: Likewise.
12120 * targhooks.c: Liewise,
12121 * tree-ssa-address.c: Likewise.
12122 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
12123 * tree-vrp.c (struct value_range): Move to tree-vrp.h
12124 * tree-vrp.h: New file.
12126 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12128 PR tree-optimization/61839
12129 * tree-vrp.c (two_valued_val_range_p): New.
12130 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
12131 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
12132 Also Convert VAR BINOP CST where VAR is two-valued to
12133 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
12135 2016-08-19 David Malcolm <dmalcolm@redhat.com>
12137 * diagnostic-show-locus.c
12138 (layout::annotation_line_showed_range_p): New method.
12139 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
12140 Reimplement case fixit_hint::REPLACE to cover removals, and
12141 replacements where the range of the replacement isn't one
12142 of the ranges in the rich_location.
12143 (test_one_liner_fixit_replace): Likewise.
12144 (selftest::test_one_liner_fixit_replace_non_equal_range): New
12146 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
12148 (selftest::test_diagnostic_show_locus_one_liner): Call the new
12150 * diagnostic.c (print_parseable_fixits): Remove case
12151 fixit_hint::REMOVE.
12153 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
12156 * config/i386/i386.c (ix86_option_override_internal): Remove
12157 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
12158 Enable SSE prefetch also for TARGET_PREFETCHWT1.
12159 Do not try to enable TARGET_PRFCHW ISA flag here.
12160 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
12161 Rewrite expander function body.
12162 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
12164 2016-08-19 Joseph Myers <joseph@codesourcery.com>
12167 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
12168 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
12169 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
12170 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
12171 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
12172 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
12173 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
12174 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
12175 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
12177 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
12179 (struct floatn_type_info): New structure type.
12180 (floatn_nx_types): New variable declaration.
12181 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
12182 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
12183 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
12184 * tree.c (floatn_nx_types): New variable.
12185 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
12186 corresponding complex types.
12187 * target.def (floatn_mode): New hook.
12188 * targhooks.c: Include "real.h".
12189 (default_floatn_mode): New function.
12190 * targhooks.h (default_floatn_mode): New prototype.
12191 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
12193 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
12194 effective-target and dg-add-options keywords.
12195 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
12196 Document new effective-target keywords.
12197 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
12198 * doc/tm.texi: Regenerate.
12199 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
12200 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
12201 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
12203 * real.h (struct real_format): Add field ieee_bits.
12204 * real.c (ieee_single_format, mips_single_format)
12205 (motorola_single_format, spu_single_format, ieee_double_format)
12206 (mips_double_format, motorola_double_format)
12207 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
12208 (ieee_extended_intel_128_format)
12209 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
12210 (mips_extended_format, ieee_quad_format, mips_quad_format)
12211 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
12212 (decimal_double_format, decimal_quad_format, ieee_half_format)
12213 (arm_half_format, real_internal_format: Initialize ieee_bits
12215 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
12216 float128_type_node. Set float80_type_node to float64x_type_node
12217 if appropriate and long_double_type_node not appropriate.
12218 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
12219 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
12220 Initialize ieee_bits field.
12221 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
12222 (rs6000_init_builtins): Set ieee128_float_type_node to
12223 float128_type_node.
12224 (rs6000_floatn_mode): New function.
12226 2016-08-19 Jakub Jelinek <jakub@redhat.com>
12228 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
12229 _rdseed64_step): Uglify argument names and/or local variable names
12230 in inline functions.
12231 * config/i386/rtmintrin.h (_xabort): Likewise.
12232 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
12233 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
12234 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
12235 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
12236 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
12237 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
12238 _mm_maskz_ternarylogic_epi32): Likewise.
12239 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
12240 __lwpins32, __lwpins64): Likewise.
12241 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
12242 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
12243 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
12244 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
12245 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
12246 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
12247 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
12248 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
12249 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
12250 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
12251 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
12252 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
12253 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
12254 _mm256_mask_i64gather_epi32): Likewise.
12255 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
12256 * config/i386/ia32intrin.h (__writeeflags): Likewise.
12257 * config/i386/pkuintrin.h (_wrpkru): Likewise.
12258 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
12259 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
12260 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
12261 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
12262 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
12263 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
12264 _mm512_mask_prefetch_i64scatter_ps): Likewise.
12265 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
12266 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
12267 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
12268 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
12269 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
12270 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
12271 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
12272 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
12274 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
12276 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
12277 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
12279 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
12280 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
12282 (_rdpkru_u32): Add space after function name.
12284 * config/i386/t-i386 (i386-c.o): Don't depend on
12285 i386-builtin-types.inc.
12286 (i386.o): Depend on i386-builtin-types.inc.
12288 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
12291 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
12292 Use const_vec_duplicate to check for duplicated elements.
12294 2016-08-19 Richard Biener <rguenther@suse.de>
12296 PR tree-optimization/77290
12297 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12298 Fix flag_tree_parallelize_loops check.
12300 2016-08-19 Richard Biener <rguenther@suse.de>
12302 * match.pd (x | 0 -> x): Add.
12304 2016-08-19 Richard Biener <rguenther@suse.de>
12306 PR tree-optimization/77286
12307 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
12308 Deal with virtual PHIs being out-of-order.
12310 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12312 * doc/invoke.texi (fverbose-asm): Note that source code lines
12313 are emitted, and provide an example.
12314 * final.c (asm_show_source): New function.
12315 (final_scan_insn): Call asm_show_source.
12317 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12319 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
12320 param with diagnostic_kind.
12321 (class colorizer): Similarly replace field m_diagnostic with
12323 (colorizer::colorizer): Replace diagnostic
12324 param with diagnostic_kind.
12325 (colorizer::begin_state): Update for above field change.
12326 (layout::layout): Replace diagnostic param with rich_location *
12327 and diagnostic_kind.
12328 (diagnostic_show_locus): Replace diagnostic param with richloc
12329 and diagnostic_kind.
12330 (class selftest::test_diagnostic_context): New class.
12331 (selftest::test_diagnostic_show_locus_unknown_location): New
12333 (selftest::test_one_liner_simple_caret): New function.
12334 (selftest::test_one_liner_caret_and_range): New function.
12335 (selftest::test_one_liner_multiple_carets_and_ranges): New
12337 (selftest::test_one_liner_fixit_remove): New function.
12338 (selftest::test_one_liner_fixit_replace): New function.
12339 (selftest::test_diagnostic_show_locus_one_liner): New function.
12340 (selftest::diagnostic_show_locus_c_tests): Call the new test
12342 * diagnostic.c (diagnostic_initialize): Initialize
12343 colorize_source_p, show_ruler_p and parseable_fixits_p.
12344 (default_diagnostic_finalizer): Update for change to
12345 diagnostic_show_locus.
12346 (diagnostic_append_note): Likewise.
12347 * diagnostic.h (diagnostic_show_locus): Replace
12348 const diagnostic_info * param with location * and diagnostic_t.
12350 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12352 * input.c (saved_line_table): New global.
12353 (class selftest::temp_line_table): Rename to line_table_test and
12354 move declaration to selftest.h, and drop field m_old_line_table.
12355 (selftest::temp_line_table::temp_line_table): Rename ctor to...
12356 (selftest::line_table_test::line_table_test): ...this. Add a
12357 default ctor. Store current value of line_table within
12359 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
12360 (selftest::line_table_test::~line_table_test): ...this, and
12361 restore line_table from the saved_line_table, rather than
12363 (selftest::test_accessing_ordinary_linemaps): Update for above
12365 (selftest::test_lexer): Likewise.
12366 (struct selftest::lexer_test): Likewise.
12367 (selftest::lexer_test::lexer_test): Likewise.
12368 (selftest::input_c_tests): Move the looping over test cases from
12370 (selftest::for_each_line_table_case): New function.
12371 * input.h (saved_line_table): New decl.
12372 * selftest.h (struct selftest::line_table_case): New forward decl.
12373 (class selftest::line_table_test): New class, moved here from
12374 selftest::temp_line_table in input.c, and renamed.
12375 (selftest::for_each_line_table_case): New decl.
12377 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
12380 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
12382 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
12384 PR middle-end/70895
12385 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
12386 enclosing parallel construct for reduction variables on OpenACC loop
12389 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
12391 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
12392 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
12394 (function_to_dwarf_procedure): Update comment.
12396 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12398 * input.c (diagnostics_file_cache_forcibly_evict_file): New
12400 * input.h (diagnostics_file_cache_forcibly_evict_file): New
12402 * selftest.c (selftest::temp_source_file::~temp_source_file):
12403 Evict m_filename from the diagnostic file cache.
12405 2016-08-18 Richard Biener <rguenther@suse.de>
12407 * tree-pass.h (make_pass_materialize_all_clones): Declare.
12408 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
12409 make_pass_materialize_all_clones): New simple IPA pass encapsulating
12410 clone materialization.
12411 * passes.def (all_late_ipa_passes): Start with
12412 pass_materialize_all_clones.
12413 * cgraphunit.c (symbol_table::compile): Remove call to
12414 materialize_all_clones.
12415 * tree-into-ssa.c: Include statistics.h.
12416 (update_ssa): Count number of times we do incremental/rewrite
12419 2016-08-18 Richard Biener <rguenther@suse.de>
12421 PR tree-optimization/77282
12422 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12423 When doing auto-parallelizing also prevent use of PHIs that
12424 carry dependences across loop backedges.
12426 2016-08-18 Tamar Christina <tamar.christina@arm.com>
12427 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12429 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
12431 2016-08-18 Richard Biener <rguenther@suse.de>
12433 * ssa-iterators.h (ssa_vuse_operand): New inline.
12434 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
12435 (predicate_all_scalar_phis): Use remove_phi_node to remove
12436 phi nodes predicated. Delay removing virtual PHIs.
12437 (predicate_mem_writes): Update virtual operands.
12438 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
12439 (tree_if_conversion): Do not rewrite virtual SSA form.
12440 * tree-phinodes.c (release_phi_node): Make static.
12441 * tree-phinodes.h (release_phi_node): Remove.
12443 2016-08-18 Jakub Jelinek <jakub@redhat.com>
12445 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
12446 codes that appear in bdesc_* arrays, instead include i386-builtin.def
12447 twice to define those.
12448 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
12449 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
12450 bdesc_multi_arg): Define by including i386-builtin.def the third time.
12451 * config/i386/i386-builtin.def: New file.
12453 2016-08-17 David Malcolm <dmalcolm@redhat.com>
12455 * input.c (get_source_range_for_char): Rename to...
12456 (selftest::get_source_range_for_char): ...this, and move within
12457 the #if CHECKING_P guard.
12458 (get_num_source_ranges_for_substring): Rename to...
12459 (selftest::get_num_source_ranges_for_substring): ...this, move
12460 within the #if CHECKING_P guard, and make static.
12461 (selftest::assert_num_substring_ranges): Initialize
12464 2016-08-18 Alan Modra <amodra@gmail.com>
12466 PR rtl-optimization/72771
12467 * reload.c (find_reloads): Don't assume that a subreg mem is OK
12468 when find_reloads_toplev returns address_reloaded==-1.
12469 (alternative_allows_const_pool_ref): Update comment.
12471 2015-08-17 Alan Hayward <alan.hayward@arm.com>
12473 PR tree-optimization/71752
12474 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
12475 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
12477 2016-08-17 Jakub Jelinek <jakub@redhat.com>
12479 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
12480 instead of testing ECF_NORETURN bit in gimple_call_flags.
12481 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
12482 * predict.c (tree_bb_level_predictions): Likewise.
12483 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
12485 PR middle-end/77259
12486 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
12487 turning a call into __builtin_unreachable-like noreturn call, adjust
12488 gimple_call_set_fntype.
12489 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
12490 gimple_call_fntype has void return type.
12492 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
12494 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
12495 maybe_lookup_decl, to handle nested acc loop directives.
12497 2016-08-17 Richard Biener <rguenther@suse.de>
12499 PR tree-optimization/76490
12500 * tree-vrp.c (update_value_range): Preserve overflow infinities
12501 when intersecting with ranges from get_range_info.
12502 (operand_less_p): Handle overflow infinities correctly.
12503 (value_range_constant_singleton): Use vrp_operand_equal_p
12504 to handle overflow max/min correctly.
12505 (vrp_valueize): Likewise.
12506 (union_ranges): Likewise.
12507 (intersect_ranges): Likewise.
12508 (vrp_visit_phi_node): Improve iteration limitation to only
12509 apply when we'll possibly re-visit the PHI via a changed argument
12512 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
12514 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
12515 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
12516 rather than those that should not be built.
12518 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
12521 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
12523 2016-08-17 Richard Biener <rguenther@suse.de>
12525 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
12526 (verify_vssa): New function verifying virtual SSA form.
12527 (verify_ssa): Call it.
12528 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
12529 Do not apply loop-closed SSA handling to virtuals.
12530 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
12531 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
12532 when rewriting their symbol.
12533 (prepare_def_site_for): Likewise.
12534 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
12535 operands of moved stmts.
12537 2016-08-17 Richard Biener <rguenther@suse.de>
12539 PR tree-optimization/23855
12540 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
12541 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
12542 find guards to hoist. Do not update SSA form but rewrite virtuals
12543 into loop closed SSA.
12544 (find_loop_guard): Adjust to skip already hoisted guards. Do
12545 not mark virtuals for renaming or update SSA form.
12547 2016-08-17 Martin Liska <mliska@suse.cz>
12549 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
12550 a LONG_LONG_TYPE_SIZE comparison.
12551 * gcov-io.h: Remove macro definitions.
12552 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
12553 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
12556 2016-08-16 Jakub Jelinek <jakub@redhat.com>
12558 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
12559 that builtins not mentioned in bdesc_* arrays come first, then
12560 the ones mentioned in bdesc_* arrays in the order they appear in
12561 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
12562 IX86_BUILTIN__BDESC_*_LAST enumerator.
12563 (bdesc_mpx): Fix up a comment typo.
12564 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
12565 __builtin_ia32_vpcomneu[bwdq] builtins.
12566 (BDESC_VERIFY, BDESC_VERIFYS): Define.
12567 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
12568 enum ix86_builtins ordering.
12569 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
12570 for direct bdesc_* array member access instead of searching all the
12571 arrays until an fcode match is found.
12573 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
12575 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
12576 pattern as define_insn_and_split. Split insn before reload to
12578 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
12579 <shift_insn><mode>3_1.
12580 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
12581 <rotate_insn><mode>3_1.
12583 2016-08-16 David Malcolm <dmalcolm@redhat.com>
12586 * input.c (get_source_range_for_substring): Rename to...
12587 (get_source_location_for_substring): ...this, adding param
12588 "caret_idx", and converting output param from source_range * to
12590 (get_source_range_for_char): New function.
12591 (get_num_source_ranges_for_substring): Update comment to reflect
12593 (assert_char_at_range): Update to use get_source_range_for_char
12594 rather than get_source_range_for_substring.
12595 (test_lexer_string_locations_concatenation_2): Likewise.
12596 * substring-locations.h (get_source_range_for_substring): Rename
12598 (get_source_location_for_substring): ...this, and adding param
12599 "caret_idx", and converting output param from source_range * to
12602 2016-08-16 David Malcolm <dmalcolm@redhat.com>
12604 * input.c (class selftest::temp_source_file): Move to
12606 (selftest::temp_source_file::temp_source_file): Move to
12608 (selftest::temp_source_file::~temp_source_file): Likewise.
12609 * selftest.c (selftest::temp_source_file::temp_source_file): Move
12611 (selftest::temp_source_file::~temp_source_file): Likewise.
12612 * selftest.h (class selftest::temp_source_file): Move here from
12615 2016-08-16 Jakub Jelinek <jakub@redhat.com>
12618 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
12619 inlining, add cgraph edge for the added __builtin_unreachable call.
12621 PR middle-end/67485
12622 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
12623 only cast it to SHWI for the final comparison.
12625 2016-08-16 Martin Liska <mliska@suse.cz>
12627 PR gcov-profile/36412
12628 * doc/gcov.texi: Document --hash-filenames(-x).
12629 * gcov.c (print_usage): Add the option.
12630 (process_args): Process the option, sort options alphabetically.
12631 (md5sum_to_hex): New function.
12632 (make_gcov_file_name): Do the md5sum and append it to a
12635 2016-08-16 Bin Cheng <bin.cheng@arm.com>
12637 PR tree-optimization/69848
12638 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
12639 and swtich operands to avoid additional NOT instruction.
12640 (vcond<v_cmp_mixed><mode>): Ditto.
12641 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
12643 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
12645 * doc/install.texi (*-*-solaris2*): Adjust latest change.
12647 2016-08-16 Richard Biener <rguenther@suse.de>
12649 PR tree-optimization/76783
12650 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
12651 BB visited flags at start.
12653 2016-08-16 Bin Cheng <bin.cheng@arm.com>
12655 PR tree-optimization/72817
12656 PR tree-optimization/73450
12657 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
12658 multiple_of_p for adjusted IV.base.
12660 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
12663 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
12664 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
12665 for !flag_finite_math_only or flag_signed_zeros.
12666 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
12667 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
12668 depend on flag_finite_math_only.
12669 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
12671 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
12672 (*ieee_smin<mode>3): Ditto.
12673 (*ieee_smax<mode>3): Ditto.
12674 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
12675 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
12677 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
12678 depend on flag_finite_math_only.
12679 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
12680 (*mmx_<code>v2sf3): Remove.
12681 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
12682 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
12683 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
12685 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
12687 PR rtl-optimization/73650
12688 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
12689 it is not a simple move.
12691 2016-08-15 Martin Liska <mliska@suse.cz>
12694 * gcc.c (do_spec_1): Call save_string with the right size.
12695 (save_string): Do an assert about string we copy.
12697 2016-08-15 Richard Biener <rguenther@suse.de>
12699 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
12700 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
12702 (pass_data_stv): Likewise.
12704 2016-08-15 Richard Biener <rguenther@suse.de>
12706 PR tree-optimization/73434
12707 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
12708 TBAA info on the base when forwarding a non-invariant address.
12710 2016-08-15 Jakub Jelinek <jakub@redhat.com>
12712 * dwarf2out.c (struct checksum_attributes): Add
12713 at_string_length_bit_size and at_string_length_byte_size fields.
12714 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
12715 and DW_AT_string_length_byte_size.
12716 (die_checksum_ordered): Handle at_string_length_bit_size and
12717 at_string_length_byte_size.
12718 (gen_array_type_die): For dwarf_version >= 5 emit
12719 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
12720 (adjust_string_types): For dwarf_version >= 5 remove
12721 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
12722 (resolve_addr): Likewise.
12725 * dwarf2out.c (string_types): New variable.
12726 (gen_array_type_die): Change early_dwarf handling of
12727 DW_AT_string_length, create DW_OP_call4 referencing the
12728 length var temporarily. Handle parameters that are pointers
12730 (adjust_string_types): New function.
12731 (gen_subprogram_die): Temporarily set string_types to local var,
12732 call adjust_string_types if needed.
12733 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
12735 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
12737 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
12739 * doc/install.texi (*-*-solaris2*): Fix version number and document
12740 requirement on GNU make for building libjava with the Solaris linker.
12742 2016-08-15 Martin Liska <mliska@suse.cz>
12743 Jakub Jelinek <jakub@redhat.com>
12745 PR tree-optimization/72824
12746 * tree-loop-distribution.c (const_with_all_bytes_same)
12747 <case VECTOR_CST>: Fix a typo.
12749 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
12752 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
12753 Renamed from _mm512_undefined_si512.
12754 (_mm_undefined_si512): New definition.
12756 2016-08-13 Richard Biener <rguenther@suse.de>
12758 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
12759 into PHIs and update the lattice for its def.
12761 2016-08-12 Jakub Jelinek <jakub@redhat.com>
12764 * ubsan.c (instrument_si_overflow): Pass true instead of false
12766 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
12767 of bbs. Return TODO_cleanup_cfg if any returned true.
12769 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12771 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
12772 ISA 3.0 MTVSRDD instruction.
12773 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
12776 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
12778 PR tree-optimization/71083
12779 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
12780 bitfield access when possible.
12782 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
12784 PR middle-end/71654
12785 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
12786 sign-changing cast from a shorter unsigned type to a wider
12789 2016-08-12 Jakub Jelinek <jakub@redhat.com>
12791 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
12792 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
12793 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
12795 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12797 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
12798 Correct costs for vec_construct.
12800 2016-08-12 Bin Cheng <bin.cheng@arm.com>
12802 PR tree-optimization/69848
12803 * tree-vectorizer.h (enum vect_def_type): New condition reduction
12804 type CONST_COND_REDUCTION.
12805 * tree-vect-loop.c (vectorizable_reduction): Support new condition
12806 reudction type CONST_COND_REDUCTION.
12808 2016-08-12 Richard Biener <rguenther@suse.de>
12810 PR tree-optimization/57326
12811 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
12812 returning an SSA name.
12813 (phi_translate_1): When fully_constant_expression returns a NAME
12814 make sure we have a leader for it.
12816 2016-08-12 Martin Liska <mliska@suse.cz>
12817 Adam Fineman <afineman@afineman.com>
12819 * gcov.c (process_file): Create .gcov file when .gcda
12822 2016-08-12 Marek Polacek <polacek@redhat.com>
12825 * alias.c (find_base_value): Adjust fall through comment.
12826 * cfgexpand.c (expand_debug_expr): Likewise.
12827 * combine.c (find_split_point): Likewise.
12828 (expand_compound_operation): Likewise. Add FALLTHRU.
12829 (make_compound_operation): Adjust fall through comment.
12830 (canon_reg_for_combine): Add FALLTHRU.
12831 (force_to_mode): Adjust fall through comment.
12832 (simplify_shift_const_1): Likewise.
12833 (simplify_comparison): Likewise.
12834 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
12836 * config/aarch64/predicates.md: Likewise.
12837 * config/i386/i386.c (function_arg_advance_32): Likewise.
12838 (ix86_gimplify_va_arg): Likewise.
12839 (print_reg): Likewise.
12840 (ix86_print_operand): Likewise.
12841 (ix86_build_const_vector): Likewise.
12842 (ix86_expand_branch): Likewise.
12843 (ix86_sched_init_global): Adjust fall through comment.
12844 (ix86_expand_args_builtin): Add FALLTHRU.
12845 (ix86_expand_builtin): Likewise.
12846 (ix86_expand_vector_init_one_var): Likewise.
12847 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
12848 (rs6000_adjust_cost): Likewise.
12849 (insn_must_be_first_in_group): Likewise.
12850 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
12851 * dbxout.c (dbxout_symbol): Adjust fall through comment.
12852 * df-scan.c (df_uses_record): Likewise.
12853 * dojump.c (do_jump): Add FALLTHRU.
12854 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
12856 (resolve_args_picking_1): Adjust fall through comment.
12857 (loc_list_from_tree_1): Likewise.
12858 * expmed.c (make_tree): Likewise.
12859 * expr.c (expand_expr_real_2): Add FALLTHRU.
12860 (expand_expr_real_1): Likewise. Adjust fall through comment.
12861 * fold-const.c (const_binop): Adjust fall through comment.
12862 (fold_truth_not_expr): Likewise.
12863 (fold_cond_expr_with_comparison): Add FALLTHRU.
12864 (fold_binary_loc): Likewise.
12865 (contains_label_1): Adjust fall through comment.
12866 (multiple_of_p): Likewise.
12867 * gcov-tool.c (process_args): Add FALLTHRU.
12868 * genattrtab.c (check_attr_test): Likewise.
12869 (write_test_expr): Likewise.
12870 * genconfig.c (walk_insn_part): Likewise.
12871 * genpreds.c (validate_exp): Adjust fall through comment.
12872 (needs_variable): Likewise.
12873 * gensupport.c (get_alternatives_number): Add FALLTHRU.
12874 (subst_dup): Likewise.
12875 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
12876 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
12877 (gimplify_scan_omp_clauses): Add FALLTHRU.
12878 (goa_stabilize_expr): Likewise.
12879 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
12881 * hsa-gen.c (get_address_from_value): Likewise.
12882 * ipa-icf.c (sem_function::hash_stmt): Likewise.
12883 * ira.c (ira_setup_alts): Add FALLTHRU.
12884 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
12886 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
12887 * opts.c (common_handle_option): Likewise.
12888 * read-rtl.c (read_rtx_code): Likewise.
12889 * real.c (round_for_format): Likewise.
12890 * recog.c (asm_operand_ok): Likewise.
12891 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
12892 * reload1.c (set_label_offsets): Likewise.
12893 (eliminate_regs_1): Likewise.
12894 (reload_reg_reaches_end_p): Likewise.
12895 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
12896 (rtx_cost): Likewise.
12897 * sched-rgn.c (is_exception_free): Likewise.
12898 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
12899 * stor-layout.c (int_mode_for_mode): Likewise.
12900 * toplev.c (print_to_asm_out_file): Likewise.
12901 (print_to_stderr): Likewise.
12902 * tree-cfg.c (gimple_verify_flow_info): Likewise.
12903 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
12904 (chrec_fold_multiply): Likewise.
12905 (evolution_function_is_invariant_rec_p): Likewise.
12906 (for_each_scev_op): Likewise.
12907 * tree-data-ref.c (siv_subscript_p): Likewise.
12908 (get_references_in_stmt): Likewise.
12909 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
12910 (substitute_in_expr): Likewise.
12911 (type_cache_hasher::equal): Likewise.
12912 (walk_type_fields): Likewise.
12913 * var-tracking.c (adjust_mems): Add FALLTHRU.
12914 (set_dv_changed): Adjust fall through comment.
12915 * varasm.c (default_function_section): Add FALLTHRU.
12917 2016-08-12 Marek Polacek <polacek@redhat.com>
12920 * tree-complex.c (expand_complex_division): Add missing break.
12922 2016-08-12 Richard Biener <rguenther@suse.de>
12924 * passes.c (execute_todo): Do not push/pop TV_TODO.
12925 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
12926 (execute_one_pass): Likewise.
12927 * common.opt (ftime-report-details): New switch.
12928 * doc/invoke.texi (ftime-report-details): Document.
12929 * timevar.h (timer::print_row): Adjust signature.
12930 (timer::all_zero): New static helper.
12931 (timer::child_map_t): New typedef.
12932 (timer::time_var_def): Add children field.
12933 * timevar.c (timer::named_items::print): Adjust.
12934 (timer::~timer): Free timevar recorded children.
12935 (timer::pop_internal): When -ftime-report-details record
12936 time spent in sub-timevars.
12937 (timer::print_row): Adjust.
12938 (timer::print): Print sub-timevar stats, use all_zero.
12939 * timevar.def (TV_TODO): Remove.
12941 2016-08-12 Richard Biener <rguenther@suse.de>
12943 PR tree-optimization/72851
12944 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
12945 worklists to use bitmaps indexed in execution order.
12946 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
12947 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
12948 (cfg_blocks): Make a bitmap.
12949 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
12951 (cfg_blocks_empty_p): Adjust.
12952 (cfg_blocks_add): Likewise.
12953 (cfg_blocks_get): Likewise.
12954 (add_ssa_edge): Likewise.
12955 (add_control_edge): Likewise.
12956 (simulate_stmt): Likewise.
12957 (process_ssa_edge_worklist): Likewise.
12958 (simulate_block): Likewise.
12959 (ssa_prop_init): Compute PRE order and stmt UIDs.
12960 (ssa_prop_fini): Adjust.
12961 (ssa_propagate): Adjust.
12963 2016-08-12 Richard Biener <rguenther@suse.de>
12965 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
12966 the currently executable edges have fixed ranges. Always
12967 go through update_value_range.
12969 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
12973 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
12974 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
12975 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
12976 (LANG_HOOKS_DECLS): Add it.
12977 * langhooks.h (struct lang_hooks_for_decls): Add
12978 function_decl_defaulted. Const_tree-ify
12979 function_decl_explicit_p and function_decl_deleted_p.
12980 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
12981 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
12982 also at strict DWARF v5.
12985 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
12986 TYPE_QUAL_CONST in reference-typed decls.
12989 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
12990 in DW_OP_pieces, just enough to handle pointers to member
12992 (gen_remaining_tmpl_value_param_die_attribute): Use a location
12993 expression on DWARFv5 if a constant value doesn't work.
12995 2016-08-11 David Malcolm <dmalcolm@redhat.com>
12997 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
12998 * selftest.c (selftest::test_assertions): New function.
12999 (selftest::selftest_c_tests): New function.
13000 * selftest.h (selftest::selftest_c_tests): New declaration.
13002 2016-08-11 Richard Biener <rguenther@suse.de>
13003 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13005 PR rtl-optimization/72855
13006 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
13008 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13011 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
13012 (vsx_store_<mode>): Likewise.
13014 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
13016 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
13017 TImode CONST_WIDE_INT store.
13018 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
13020 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
13022 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
13023 mode if unaligned SSE load and store are optimal.
13025 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
13027 PR tree-optimization/71083
13028 * tree-predcom.c (ref_at_iteration): Correctly align the
13031 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13033 * config/s390/s390-builtin-types.def: Add INT128 types.
13034 * config/s390/s390-builtins.def: Add INT128 variants for the add
13035 sub low-level builtins dealing with TImode.
13036 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
13037 via subreg when expanding a builtin.
13038 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
13039 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
13041 * config/s390/vecintrin.h: Adjust builtin names accordingly.
13042 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
13043 ("vec_addc<mode>", "vec_addc_u128"): Merge to
13044 "vacc<bhfgq>_<mode>".
13045 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
13046 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
13047 ("vec_subc<mode>", "vec_subc_u128"): Merge to
13048 "vscbi<bhfgq>_<mode>".
13049 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
13050 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
13052 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13054 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
13056 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13058 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
13059 unused declaration.
13060 (vcond<v_cmp_mixed><mode>): Ditto.
13061 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13063 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13065 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
13066 variable explicitly, also assert on it before use.
13068 2016-08-11 Richard Biener <rguenther@suse.de>
13070 PR tree-optimization/72772
13071 * cfgloopmanip.c (create_preheader): Use split_edge if there
13072 is a single loop entry, avoiding degenerate PHIs.
13074 2016-08-11 Richard Biener <rguenther@suse.de>
13076 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
13077 unconditional TODO_cleanup_cfg.
13078 (pass_thread_jumps::execute): Initialize loops, perform a CFG
13079 cleanup only if we threaded a jump.
13081 2016-08-11 Alan Modra <amodra@gmail.com>
13084 * lra-constraints.c (simplify_operand_subreg): Allow subreg
13085 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
13086 slow. Emit two reloads for slow mem case, first loading in
13087 fast innermode, then converting to required mode.
13089 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
13091 * config/rs6000/altivec.h (vec_extract_exp): New macro.
13092 (vec_extract_sig): New macro.
13093 (vec_insert_exp): New macro.
13094 (vec_test_data_class): New macro.
13095 (scalar_extract_exp): New macro.
13096 (scalar_extract_sig): New macro.
13097 (scalar_insert_exp): New macro.
13098 (scalar_test_data_class): New macro.
13099 (scalar_test_neg): New macro.
13100 (scalar_cmp_exp_gt): New macro.
13101 (scalar_cmp_exp_lt): New macro.
13102 (scalar_cmp_exp_eq): New macro.
13103 (scalar_cmp_exp_unordered): New macro.
13104 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
13105 to enforce constraint that operand is a 7-bit unsigned literal.
13106 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
13107 for power9 built-ins.
13108 (BU_P9V_VSX_2): Likewise.
13109 (BU_P9V_64BIT_VSX_2): Likewise.
13110 (VSEEDP): Add scalar extract exponent support.
13111 (VSEESP): Add scalar extract signature support.
13112 (VSTDCNDP): Add scalar test negative support.
13113 (VSTDCNSP): Likewise.
13114 (VSIEDP): Add scalar insert exponent support.
13115 (VSCEDPGT): Add scalar compare exponent greater than support.
13116 (VSCEDPLT): Add scalar compare exponent less than support.
13117 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
13118 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
13119 (VSTDCDP): Add scalar test data class support.
13120 (VSTDCSP): Likewise.
13121 (VSEEDP): Add overload support for scalar extract exponent
13123 (VSESDP): Add overload support for scalar extract signature
13125 (VSTDCN): Add overload support for scalar test negative
13127 (VSTDCNDP): Add overload support for scalar test negative
13129 (VSTDCNSP): Add overload support for scalar test negative
13131 (VSIEDP): Add overload support for scalar insert exponent
13133 (VSTDC): Add overload support for scalar test data class
13135 (VSTDCDP): Add overload support for scalar test data class
13137 (VSTDCSP): Add overload support for scalar test data class
13139 (VSCEDPGT): Add overload support for scalar compare exponent
13140 greater than operation.
13141 (VSCEDPLT): Add overload support for scalar compare exponent
13142 less than operation.
13143 (VSCEDPEQ): Add overload support for scalar compare exponent
13144 test-for-equality operation.
13145 (VSCEDPUO): Add overload support for scalar compare exponent
13146 test-for-unordered operation.
13147 (VEEDP): Add vector extract exponent support.
13149 (VESDP): Add vector extract significand support.
13151 (VIEDP): Add vector insert exponent support.
13153 (VTDCDP): Add vector test data class support.
13154 (VTDCSP): Likewise.
13155 (VES): Add overload support for vector extract significand operation.
13158 (VEE): Add overload support for vector extract exponent operation.
13161 (VTDC): Add overload support for vector test data class operation.
13162 (VTDCDP): Likewise.
13163 (VTDCSP): Likewise.
13164 (VIE): Add overload support for vector insert exponent operation.
13167 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13168 overloaded binary floating point functions.
13169 (altivec_resolve_overloaded_builtin): Improve error messages to
13170 distinguish between functions not supported in the current
13171 compiler configuration and functions that were invoked with an
13172 invalid parameter combination, and include the built-in function
13173 name in both error messages.
13174 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
13176 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
13178 (rs6000_expand_binop_builtin): Add check to enforce that argument
13179 2 of the test data class operations is a 7-bit unsigned literal.
13180 (rs6000_invalid_builtin): Add code to issue an error message if a
13181 built-in function that requires the power9_vector and -m32
13182 command-line options is compiled without these options.
13183 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
13184 (UNSPEC_VSX_SXSIGDP): New value.
13185 (UNSPEC_VSX_SXSIGPDP): New value.
13186 (UNSPEC_VSX_SIEXPDP): New value.
13187 (UNSPEC_VSX_SCMPEXPDP): New value.
13188 (UNSPEC_VSX_STSTDC): New value.
13189 (UNSPEC_VSX_VXEXP): New value.
13190 (UNSPEC_VSX_VXSIG): New value.
13191 (UNSPEC_VSX_VIEXP): New value.
13192 (UNSPEC_VSX_VTSTDC): New value.
13193 (xsxexpdp): New insn for scalar extract exponent.
13194 (xsxsigdp): New insn for scalar extract significand.
13195 (xsiexpdp): New insn for scalar insert exponent.
13196 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
13197 (*xscmpexpdp): New insn for scalar compare exponents.
13198 (xststdc<Fvsx): New expansion for both single- and
13199 double-precision scalar test data class operations.
13200 (xststdcneg<Fvsx>): New expansion for both single- and
13201 double-precision scalar test for negative value operations.
13202 (*xststdc<Fvsx>): New insn for scalar test data class
13204 (xvxexp<VSs>): New insn for single- and double-precision
13205 vector extract exponent operation.
13206 (xvxsig<VSs>): New insn for single- and double-precision
13207 vector extract significand operation.
13208 (xviexp<VSs>): New insn for single- and double-precision
13209 vector insert exponent operation.
13210 (xvtstdc<VSs>): New insn for single- and double-precision
13211 vector test data class operation.
13212 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13213 built-in functions to represent the Power9 binary floating-point
13214 support instructions.
13216 2016-08-10 bin cheng <bin.cheng@arm.com>
13218 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
13220 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
13221 Renlin Li <renlin.li@arm.com>
13222 Bin Cheng <bin.cheng@arm.com>
13224 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
13225 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
13226 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
13227 (aarch64_vcond_internal<mode><mode>): Delete pattern.
13228 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
13229 (vcond<v_cmp_result><mode>): Ditto.
13230 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
13231 (vcondu<mode><mode>): Ditto.
13232 (vcond<v_cmp_mixed><mode>): New pattern.
13233 (vcondu<mode><v_cmp_mixed>): New pattern.
13234 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
13235 of aarch64_vcond_internal.
13237 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
13238 Renlin Li <renlin.li@arm.com>
13239 Bin Cheng <bin.cheng@arm.com>
13241 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
13242 (vec_cmp<mode><v_cmp_result>): New pattern.
13243 (vec_cmpu<mode><mode>): New pattern.
13244 (vcond_mask_<mode><v_cmp_result>): New pattern.
13246 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
13248 PR tree-optimization/71734
13249 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
13250 REF_LOOP, invoke ref_indep_loop_p_1.
13251 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
13252 to ref_indep_loop_p.
13253 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
13254 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
13255 is inside LOOP, do not cache dpendence value for loops with
13257 (ref_indep_loop_p_2): Delete function.
13258 (can_sm_ref_p): Pass LOOP as additional argument to
13261 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
13264 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
13265 being an offsettable address.
13267 2016-08-10 Martin Liska <mliska@suse.cz>
13269 PR gcov-profile/58306
13270 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
13271 atomic variants of profile update functions.
13273 2016-08-10 Martin Liska <mliska@suse.cz>
13275 Cherry picked (and modified) from google-4_7 branch
13276 2012-12-26 Rong Xu <xur@google.com>
13277 * common.opt (fprofile-update): Add new flag.
13278 * coretypes.h: Define enum profile_update.
13279 * doc/invoke.texi: Document -fprofile-update.
13280 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
13281 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
13282 * tree-profile.c (gimple_init_edge_profiler): Generate
13283 also atomic profiler update.
13284 (gimple_gen_edge_profiler): Likewise.
13286 2016-08-10 David Malcolm <dmalcolm@redhat.com>
13288 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
13289 stack_usage_file to NULL after fclose calls.
13291 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13294 * reload.c (push_reload): Compute subreg_in_class for
13295 subregs of constants and plus expressions. Remove special
13296 handling of SYMBOL_REFs.
13298 2016-08-10 Alan Modra <amodra@gmail.com>
13301 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
13302 SImode for TARGET_E500_DOUBLE when given SImode.
13304 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
13306 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
13307 unused variable __O.
13309 2016-08-09 Martin Liska <mliska@suse.cz>
13311 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
13312 _gcov_reset to __gcov_reset.
13313 * doc/gcov-tool.texi: Fix typo.
13315 2016-08-09 Martin Liska <mliska@suse.cz>
13317 * value-prof.c (gimple_divmod_values_to_profile): Do not
13318 instrument MOD histogram if a value is not a SSA name.
13320 2016-08-09 Martin Liska <mliska@suse.cz>
13322 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
13325 2016-08-09 Renlin Li <renlin.li@arm.com>
13327 PR middle-end/64971
13328 * calls.c (prepare_call_address): Convert funexp to Pmode when
13330 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
13331 (sibcall_value): Likewise.
13333 2016-08-09 Marek Polacek <polacek@redhat.com>
13336 * cselib.c (cselib_expand_value_rtx_1): Add return.
13337 * gengtype.c (dbgprint_count_type_at): Likewise.
13338 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
13339 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
13341 2016-08-09 Martin Jambor <mjambor@suse.cz>
13344 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
13345 if instance is a MEM_REF.
13347 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
13350 * config/i386/i386.md (*movtf_internal): Use
13351 lra_in_progress || reload_completed instead of !can_create_pseudo_p
13352 in the insn constraint.
13353 (*movxf_internal): Ditto.
13354 (*movdf_internal): Ditto.
13355 (*movsf_internal): Ditto.
13357 2016-08-09 Bin Cheng <bin.cheng@arm.com>
13359 PR tree-optimization/72772
13360 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
13363 2016-08-09 Bin Cheng <bin.cheng@arm.com>
13365 PR tree-optimization/72772
13366 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
13368 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
13369 parameter STOP and update calls. Move expand_simple_operations
13370 function call from here...
13371 (simplify_using_initial_conditions): ...to here. Delete parameter
13373 (tree_simplify_using_condition): Delete parameter STOP.
13374 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
13375 simplify_using_initial_conditions.
13377 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
13380 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
13381 Use create_tmp_var_raw instead of create_tmp_var.
13383 2016-08-09 Richard Biener <rguenther@suse.de>
13385 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
13386 Treat same SSA names related.
13388 2016-08-09 Jakub Jelinek <jakub@redhat.com>
13390 PR tree-optimization/72824
13391 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
13392 real_zerop is not negative.
13394 2016-08-09 Richard Biener <rguenther@suse.de>
13396 PR tree-optimization/71802
13397 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
13398 all merge opportunities with the predecessor.
13400 2016-08-09 Richard Biener <rguenther@suse.de>
13403 * ipa-prop.c (ipa_modify_formal_parameters): Build
13404 parameter types with natural alignment also for the
13407 2016-08-08 Andi Kleen <ak@linux.intel.com>
13409 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
13411 2016-08-08 David Malcolm <dmalcolm@redhat.com>
13414 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
13415 do-nothing langhook.
13416 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
13417 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
13418 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
13419 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
13421 2016-08-08 David Malcolm <dmalcolm@redhat.com>
13424 * input.c: Ensure that HAVE_ICONV is defined.
13426 2016-08-08 Jakub Jelinek <jakub@redhat.com>
13428 PR middle-end/72781
13429 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
13430 private vars for lastprivate and for linear iterator.
13432 PR middle-end/68762
13433 * omp-simd-clone.c: Include varasm.h.
13434 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
13435 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
13436 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
13437 update function name.
13439 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13441 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
13442 (avr_diagnose_devicespecs_error): Remove.
13443 (avr_devicespecs_file): Remove composing absolute path for specfile
13444 and its verbose info. Remove conditions to check specs-file,
13446 2016-08-08 Jakub Jelinek <jakub@redhat.com>
13448 PR rtl-optimization/72821
13449 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
13450 just return false for them.
13452 2016-08-08 Alan Modra <amodra@gmail.com>
13455 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
13456 toc refs created during reload. Update function comment.
13458 2016-08-08 Alan Modra <amodra@gmail.com>
13461 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
13462 alternatives. Put loads first, then stores, and reg/reg moves
13463 within same class later. Delete attr length.
13465 2016-08-08 Alan Modra <amodra@gmail.com>
13468 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
13469 (mem_operand_ds_form): New predicate.
13470 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
13471 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
13472 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
13473 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
13474 (extendsfdf2_fpr): Replace o constraint with wY.
13476 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
13478 * tree-ssa-threadbackward.c: Include tree-inline.h
13479 (profitable_jump_thread_path): Use estimate_num_insns to estimate
13480 size of copied block; for cold paths reduce duplication.
13481 (find_jump_threads_backwards): Remove redundant tests.
13482 (pass_thread_jumps::gate): Enable for -Os.
13484 2016-08-07 Jakub Jelinek <jakub@redhat.com>
13487 * stor-layout.c (layout_decl): Fix up formatting.
13488 (relayout_decl): Allow DECL to be FIELD_DECL.
13490 2016-08-07 Alan Modra <amodra@gmail.com>
13492 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
13494 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
13496 * data-streamer-in.c (streamer_read_wide_int): New.
13497 (streamer_read_widest_int): Renamed function.
13498 * data-streamer-out.c (streamer_write_wide_int): New
13499 (streamer_write_widest_int): Renamed function.
13500 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
13502 (input_cfg): Call renamed function.
13503 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
13505 (output_cfg): Call renamed function.
13506 * data-streamer.h: Add declarations.
13508 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13510 * tree-ssa-ccp.c (extend_mask): New param sgn.
13511 Remove ORing with wi::mask.
13512 (get_default_value): Adjust call to extend_mask to pass sign.
13513 (evaluate_stmt): Likewise.
13515 2016-08-06 Jakub Jelinek <jakub@redhat.com>
13517 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
13520 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13522 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
13523 transform if operand's type is pointer to function or method.
13525 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
13527 PR tree-optimization/18046
13528 * tree-ssa-threadedge.c: Include cfganal.h.
13529 (simplify_control_statement_condition): If simplifying a
13530 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
13531 with the dominating ASSERT_EXPR before handing it off to VRP.
13532 Mention that a CASE_LABEL_EXPR may be returned.
13533 (thread_around_empty_blocks): Adjust to handle
13534 simplify_control_statement_condition() returning a
13536 (thread_through_normal_block): Likewise.
13537 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
13538 a switch statement by trying to determine which case label
13541 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
13543 PR rtl-optimization/69847
13544 * lra-constraints.c (process_invariant_for_inheritance): Save
13545 pattern instead of src.
13546 (remove_inheritance_pseudos): Use the pattern. Add assert.
13548 2016-08-05 David Malcolm <dmalcolm@redhat.com>
13550 * input.c (string_concat::string_concat): New constructor.
13551 (string_concat_db::string_concat_db): New constructor.
13552 (string_concat_db::record_string_concatenation): New method.
13553 (string_concat_db::get_string_concatenation): New method.
13554 (string_concat_db::get_key_loc): New method.
13555 (class auto_cpp_string_vec): New class.
13556 (get_substring_ranges_for_loc): New function.
13557 (get_source_range_for_substring): New function.
13558 (get_num_source_ranges_for_substring): New function.
13559 (class selftest::lexer_test_options): New class.
13560 (struct selftest::lexer_test): New struct.
13561 (class selftest::ebcdic_execution_charset): New class.
13562 (selftest::ebcdic_execution_charset::s_singleton): New variable.
13563 (selftest::lexer_test::lexer_test): New constructor.
13564 (selftest::lexer_test::~lexer_test): New destructor.
13565 (selftest::lexer_test::get_token): New method.
13566 (selftest::assert_char_at_range): New function.
13567 (ASSERT_CHAR_AT_RANGE): New macro.
13568 (selftest::assert_num_substring_ranges): New function.
13569 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
13570 (selftest::assert_has_no_substring_ranges): New function.
13571 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
13572 (selftest::test_lexer_string_locations_simple): New function.
13573 (selftest::test_lexer_string_locations_ebcdic): New function.
13574 (selftest::test_lexer_string_locations_hex): New function.
13575 (selftest::test_lexer_string_locations_oct): New function.
13576 (selftest::test_lexer_string_locations_letter_escape_1): New function.
13577 (selftest::test_lexer_string_locations_letter_escape_2): New function.
13578 (selftest::test_lexer_string_locations_ucn4): New function.
13579 (selftest::test_lexer_string_locations_ucn8): New function.
13580 (selftest::uint32_from_big_endian): New function.
13581 (selftest::test_lexer_string_locations_wide_string): New function.
13582 (selftest::uint16_from_big_endian): New function.
13583 (selftest::test_lexer_string_locations_string16): New function.
13584 (selftest::test_lexer_string_locations_string32): New function.
13585 (selftest::test_lexer_string_locations_u8): New function.
13586 (selftest::test_lexer_string_locations_utf8_source): New function.
13587 (selftest::test_lexer_string_locations_concatenation_1): New
13589 (selftest::test_lexer_string_locations_concatenation_2): New
13591 (selftest::test_lexer_string_locations_concatenation_3): New
13593 (selftest::test_lexer_string_locations_macro): New function.
13594 (selftest::test_lexer_string_locations_stringified_macro_argument):
13596 (selftest::test_lexer_string_locations_non_string): New function.
13597 (selftest::test_lexer_string_locations_long_line): New function.
13598 (selftest::test_lexer_char_constants): New function.
13599 (selftest::input_c_tests): Call the new test functions once per
13600 case within the line_table test matrix.
13601 * input.h (struct string_concat): New struct.
13602 (struct location_hash): New struct.
13603 (class string_concat_db): New class.
13604 * substring-locations.h: New header.
13606 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
13608 PR tree-optimization/72810
13609 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
13610 the type of the case labels when truncating.
13612 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
13615 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
13616 (aarch64_fp16_ptr_type_node): Likewise.
13617 * config/aarch64/aarch64-simd-builtins.c
13618 (aarch64_fp16_ptr_type_node): Define.
13619 (aarch64_init_fp16_types): New, refactored out of...
13620 (aarch64_init_builtins): ...here, update to call
13621 aarch64_init_fp16_types.
13622 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
13624 (aapcs_vfp_sub_candidate): Likewise.
13626 2016-08-05 Martin Liska <mliska@suse.cz>
13627 Joshua Cranmer <Pidgeot18@gmail.com>
13629 * gcov.c (line_t::has_block): New function.
13630 (enum loop_type): New enum.
13631 (handle_cycle): New function.
13632 (unblock): Likewise.
13633 (circuit): Likewise.
13634 (get_cycles_count): Likewise.
13635 (accumulate_line_counts): Use new loop detection algorithm.
13637 2016-08-05 Martin Liska <mliska@suse.cz>
13639 * gcov.c (output_intermediate_file): Rename
13640 function_info::line_next to next_file_fn.
13641 (process_file): Likewise.
13642 (read_graph_file): Likewise.
13643 (accumulate_line_counts): Likewise.
13644 (output_lines): Likewise.
13646 2016-08-05 Richard Biener <rguenther@suse.de>
13648 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
13649 restriction on threading to a loop header.
13651 2016-08-05 Richard Biener <rguenther@suse.de>
13653 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
13654 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
13655 adjust loop info accordingly.
13657 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
13659 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
13660 before folding call to __builtin_constant_p with parameters to false.
13662 2016-08-05 Alan Modra <amodra@gmail.com>
13664 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
13665 code accidentally committed 2016-05-02 providing class when given
13668 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
13670 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
13671 the case label ranges that partially overlap with OP's value
13674 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
13677 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
13678 Cast builtin function result to __mmask16 instead of __mmask8.
13679 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
13680 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
13681 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
13683 2016-08-04 David Malcolm <dmalcolm@redhat.com>
13685 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
13686 (ASSERT_TRUE_AT): New macro.
13687 (ASSERT_FALSE): Reimplement in terms of...
13688 (ASSERT_FALSE_AT): New macro.
13689 (ASSERT_STREQ_AT): Fix typo in comment.
13691 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
13693 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
13694 labels are exhaustive, designate the label with the widest
13695 range to be the default label.
13697 2016-08-04 Andrew Pinski <apinski@cavium.com>
13699 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
13700 (thunderx_tunings): Use thunderx_vector_cost instead of
13701 generic_vector_cost.
13703 2016-08-04 Martin Liska <mliska@suse.cz>
13705 * gcov.c (main): Fix GNU coding style.
13706 (output_intermediate_file): Likewise.
13707 (process_file): Likewise.
13708 (generate_results): Likewise.
13709 (release_structures): Likewise.
13710 (create_file_names): Likewise.
13711 (find_source): Likewise.
13712 (read_graph_file): Likewise.
13713 (find_exception_blocks): Likewise.
13714 (canonicalize_name): Likewise.
13715 (make_gcov_file_name): Likewise.
13716 (mangle_name): Likewise.
13717 (accumulate_line_counts): Likewise.
13718 (output_branch_count): Likewise.
13719 (read_line): Likewise.
13721 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
13723 PR rtl-optimization/71779
13724 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
13725 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
13726 or if it was truncated.
13728 PR rtl-optimization/70903
13729 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
13731 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
13733 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
13734 accessing SSA_NAME_PTR_INFO.
13736 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
13739 * common/config/avr/avr-common.c (avr_option_optimization_table)
13740 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
13742 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
13745 * config/avr/avr.md: New pattern to work around do_store_flag
13746 generating shift instructions for bit extractions.
13748 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
13750 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
13752 (add_equivalence): Likewise.
13753 (get_value_range): Allocate value range with vrp_value_range_pool.
13754 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
13755 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
13757 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
13759 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
13760 the default for the rs6000 port.
13762 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
13764 PR middle-end/71876
13765 * calls.c (special_function_p): Remove special handling of
13766 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
13767 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
13768 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
13770 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
13772 PR middle-end/72778
13773 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
13774 Don't stop on regular insns.
13776 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
13778 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
13779 size to DImode boundary.
13780 (nvptx_propagate): Likewise.
13782 2016-08-03 Alan Modra <amodra@gmail.com>
13784 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
13785 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
13786 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
13787 from -mefficient-unaligned-vector. Note that this affects fp too.
13789 2016-08-03 Alan Modra <amodra@gmail.com>
13791 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
13794 2016-08-03 Alan Modra <amodra@gmail.com>
13796 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
13797 to a reg. Localize vars.
13799 2016-08-03 Alan Modra <amodra@gmail.com>
13801 * config/rs6000/rs6000.opt: Remove negatives from help strings
13804 2016-08-03 Alan Modra <amodra@gmail.com>
13806 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
13807 Delete duplicated code.
13809 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
13811 PR middle-end/72778
13812 * lra-spills.c (regno_in_use_p): New.
13813 (lra_final_code_change): Use it.
13815 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
13817 PR rtl-optimization/69847
13818 * lra-int.h (struct lra-reg): Use restore_rtx instead of
13820 (lra_rtx_hash): New.
13821 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
13823 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
13824 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
13825 * lra-spills.c (lra_final_code_change): Don't delete insn when the
13826 next insn is USE with the same reg as the current insn source.
13827 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
13829 (lra_constraints_init): Call initiate_invariants.
13830 (lra_constraints_finish): Call finish_invariants.
13831 (struct invariant, invariant_t, invariant_ptr_t): New.
13832 (const_invariant_ptr_t, invariants, invariants_pool): New.
13833 (invariant_table, invariant_hash, invariant_eq_p): New.
13834 (insert_invariant, initiate_invariants, finish_invariants): New.
13835 (clear_invariants, invalid_invariant_regs): New.
13836 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
13837 instead of restore_regno.
13838 (invariant_p, process_invariant_for_inheritance): New.
13839 (inherit_in_ebb): Implement invariant inheritance.
13840 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
13841 (remove_inheritance_pseudos): Implement undoing invariant
13843 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
13844 instead of restore_regno.
13845 * lra-assigns.c (regno_live_length): New.
13846 (reload_pseudo_compare_func): Use regno_live_length.
13847 (assign_by_spills): Use restore_rtx instead of restore_regno.
13848 (lra_assign): Ditto. Initiate regno_live_length.
13850 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
13852 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
13853 __builtin_aarch64_fmindf.
13855 2016-08-02 Bin Cheng <bin.cheng@arm.com>
13857 PR tree-optimization/34114
13858 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
13859 information for more control IVs.
13861 2016-08-02 Bin Cheng <bin.cheng@arm.com>
13863 PR tree-optimization/34114
13864 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
13865 PLUS_EXPR case. Handle SSA_NAME case.
13867 2016-08-02 Tamar Christina <tamar.christina@arm.com>
13869 * config/aarch64/aarch64-simd-builtins.def
13870 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
13871 (__builtin_aarch64_fmaxdf): Likewise.
13872 (__builtin_aarch64_smin_nandf): Likewise.
13873 (__builtin_aarch64_smax_nandf): Likewise.
13874 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
13875 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
13876 (<fmaxmin><mode>3): ...this.
13877 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
13878 (vminnm_f64): Likewise.
13879 (vmin_f64): Likewise.
13880 (vmax_f64): Likewise.
13881 * config/aarch64/iterators.md (FMAXMIN): Merge with...
13882 (FMAXMIN_UNS): ...this.
13883 (fmaxmin): Merged with
13884 (fmaxmin_op): ...this...
13885 (maxmin_uns_op): ...in to this.
13887 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13889 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13890 Add support for vec_extract on vector float, vector int, vector
13891 short, and vector char vector types.
13892 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
13893 vector float, vector int, vector short, and vector char
13894 optimizations on 64-bit ISA 2.07 systems for both constant and
13895 variable element numbers.
13896 (rs6000_split_vec_extract_var): Likewise.
13897 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
13898 Altivec registers on ISA 2.07 and above.
13899 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
13900 which never was matched due to the split occuring before register
13901 allocation (and the code would not have worked on little endian
13902 systems if it did match). Allow extracts to go to the Altivec
13903 registers if ISA 2.07 (power8). Change from using "" around the
13904 C++ code to using {}'s.
13905 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
13906 vec_extracts when the vector is in memory.
13907 (vsx_extract_v4sf_var): New insn to optimize vector float
13908 vec_extracts when the element number is variable on 64-bit ISA
13910 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
13911 for 64-bit ISA 2.07 as well as ISA 3.0.
13912 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
13913 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
13914 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
13915 optimize vector int, vector short, and vector char vec_extracts
13916 when the vector is in memory.
13917 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
13918 optimize vector int, vector short, and vector char vec_extracts
13919 when the element number is variable.
13921 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13924 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
13925 does not overlap with other symbol flags.
13927 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
13929 * config/aarch64/aarch64.h (aarch64_frame):
13930 Remove padding0 and hardfp_offset. Add locals_offset,
13931 initial_adjust, callee_adjust, callee_offset and final_adjust.
13932 * config/aarch64/aarch64.c (aarch64_layout_frame):
13933 Remove unused padding0 and hardfp_offset initializations.
13934 Choose frame layout and set frame variables accordingly.
13935 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
13936 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
13937 (aarch64_pop_regs): Likewise.
13938 (aarch64_expand_prologue): Remove all decision code, just emit
13939 prolog according to frame variables.
13940 (aarch64_expand_epilogue): Remove all decision code, just emit
13941 epilog according to frame variables.
13942 (aarch64_initial_elimination_offset): Use offset to local/arg area.
13944 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
13947 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
13948 fix_debug_reg_uses after changing source register mode to
13949 V1TImode if source register is undefined.
13951 2015-08-01 Alan Hayward <alan.hayward@arm.com>
13953 PR tree-optimization/71818
13954 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
13955 with non invariant evolutions
13957 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13960 * config/avr/avr.md (length) [branch]: Correct insn length
13961 attribute for forward branches.
13963 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13965 * doc/extend.texi (AVR Built-in Functions): Document
13966 __builtin_avr_nops.
13967 * config/avr/builtins.def (NOPS): New.
13968 * config/avr/avr.c (avr_expand_nops): New static function.
13969 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
13971 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13973 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
13974 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
13977 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
13979 * config/aarch64/aarch64.c (vulcan_tunings): Update
13980 vulcan L1 cache_line_size.
13982 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
13984 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
13985 function that takes a vector memory address, a hard register, an
13986 element number and a temporary base register, and recreates an
13987 address that points to the appropriate element within the vector.
13988 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
13989 (rs6000_split_vec_extract_var): Add support for the target of a
13990 vec_extract with variable element number being a scalar memory
13992 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
13994 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
13995 vsx_extract_<mode>_load insn with a new insn that optimizes
13996 storing either element to a memory location, using scratch
13997 registers to pick apart the vector and reconstruct the address.
13998 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
13999 (vsx_extract_<mode>_store): Rework alternatives to more correctly
14000 support Altivec registers. Add support for ISA 3.0 Altivec d-form
14002 (vsx_extract_<mode>_var): Add support for extracting a variable
14003 element number from memory.
14005 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14007 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
14008 when testing for compares against constants of the form 0xabab.
14010 2016-07-29 Bin Cheng <bin.cheng@arm.com>
14012 PR tree-optimization/57558
14013 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
14015 (vect_loop_versioning): Support versioning with niter assumptions.
14016 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
14017 (vect_get_loop_niters): New parameter. Reimplement to support
14018 assumptions in loop niter info.
14019 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
14020 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
14021 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
14022 Support loop versioning for niters.
14023 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
14024 (vect_free_loop_info_assumptions): New function.
14025 (vectorize_loops): Free loop niter info for loops with flag
14026 LOOP_F_ASSUMPTIONS set if vectorization failed.
14027 * tree-vectorizer.h (struct _loop_vec_info): New field
14028 num_iters_assumptions.
14029 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
14030 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
14031 (LOOP_REQUIRES_VERSIONING): New macro.
14032 (vect_free_loop_info_assumptions): New decl.
14034 2016-07-29 Bin Cheng <bin.cheng@arm.com>
14036 * cfgloop.h (struct loop): New field constraints.
14037 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
14038 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
14040 * cfgloop.c (alloc_loop): Initialize new field.
14041 * cfgloopmanip.c (copy_loop_info): Copy constraints.
14042 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
14043 Adjust niter analysis wrto loop constraints.
14044 * doc/loop.texi (@node Number of iterations): Add description for loop
14047 2016-07-29 Marek Polacek <polacek@redhat.com>
14050 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
14051 (ix86_expand_round_builtin): Likewise.
14053 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
14054 Georg-Johann Lay <avr@gjlay.de>
14056 PR rtl-optimization/71976
14057 * combine.c (get_last_value): Return 0 if the argument for which
14058 the function is called has a wider mode than the recorded value.
14060 2016-07-29 Marek Polacek <polacek@redhat.com>
14063 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
14064 (altivec_expand_st_builtin): Likewise.
14066 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14068 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
14069 introduced in r238381.
14071 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
14073 PR middle-end/68217
14074 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
14075 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
14077 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
14079 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
14081 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14082 Add support for vec_extract of vector double or vector long having
14083 a variable element number on 64-bit ISA 2.07 systems or newer.
14084 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
14086 (rs6000_split_vec_extract_var): New function to split a
14087 vec_extract built-in function with variable element number.
14088 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
14090 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
14091 (UNSPEC_VSX_EXTRACT): Likewise.
14092 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
14093 direct move instructions to be generated on 64-bit ISA 2.07
14094 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
14096 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
14097 arguments for vec_extract variable element.
14098 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
14099 vec_extract with variable element on V2DFmode and V2DImode
14101 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
14102 -mupper-regs-df requirement, since it isn't needed.
14103 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
14104 do direct moves on 64-bit systems, which allows optimization of
14105 vec_extract on 64-bit ISA 2.07 systems and newer.
14107 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14108 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14110 * config/aarch64/aarch64.md
14111 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
14112 statement and type.
14113 (<optab>qihi2_aarch64): Likewise, and split into two.
14114 (extendqihi2_aarch64): New.
14115 (zero_extendqihi2_aarch64): New.
14116 * config/aarch64/iterators.md (ldrxt): Remove.
14117 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
14120 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14122 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
14124 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14126 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
14127 (aarch64_push_reg): New function to push 1 or 2 registers.
14128 (aarch64_pop_reg): New function to pop 1 or 2 registers.
14129 (aarch64_expand_prologue): Use aarch64_push_regs.
14130 (aarch64_expand_epilogue): Use aarch64_pop_regs.
14132 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
14134 PR tree-optimization/71734
14135 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
14136 attribute instead of REF_LOOP and use it.
14137 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
14138 set it for Loops having non-zero safelen attribute.
14139 (ref_indep_loop_p): Pass zero as initial value for safelen.
14141 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
14143 PR middle-end/72657
14145 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
14146 call using chkp_gimple_call_builtin_p.
14147 (chkp_copy_bounds_for_assign): Likewise.
14149 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14151 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
14152 * config/arm/arm-protos.h (struct tune_params): Likewise.
14153 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
14154 (cortex_a9_sched_adjust_cost): Likewise.
14155 (fa726te_sched_adjust_cost): Likewise.
14156 (arm_adjust_cost): Likewise.
14157 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
14158 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
14159 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
14160 * config/i386/i386.c (ix86_adjust_cost): Likewise.
14161 * config/ia64/ia64.c: Likewise.
14162 * config/m68k/m68k.c: Likewise.
14163 * config/mep/mep.c (mep_adjust_cost): Likewise.
14164 * config/microblaze/microblaze.c (microblaze_adjust_cost):
14166 * config/mips/mips.c (mips_adjust_cost): Likewise.
14167 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
14169 * config/pa/pa.c (pa_adjust_cost): Likewise.
14170 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
14171 (rs6000_debug_adjust_cost): Likewise.
14172 * config/sh/sh.c (sh_adjust_cost): Likewise.
14173 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
14174 (hypersparc_adjust_cost): Likewise.
14175 (sparc_adjust_cost): Likewise.
14176 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
14177 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
14178 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
14180 * config/visium/visium.c (visium_adjust_cost): Likewise.
14181 * doc/tm.texi: Regenerate.
14182 * haifa-sched.c (dep_cost_1): Adjust.
14183 * target.def: Merge adjust_cost and adjust_cost_2.
14185 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14187 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
14189 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14191 * store-motion.c (struct st_expr): Make pattern_regs a vector.
14192 (extract_mentioned_regs): Append to a vector instead of
14193 returning a rtx_expr_list.
14194 (st_expr_entry): Adjust.
14195 (free_st_expr_entry): Likewise.
14196 (store_ops_ok): Likewise.
14197 (store_killed_in_insn): Likewise.
14198 (find_moveable_store): Likewise.
14200 2016-07-28 Martin Liska <mliska@suse.cz>
14202 PR gcov-profile/68025
14203 * tree-profile.c (tree_profiling): Respect
14204 no_profile_instrument_function attribute.
14205 * doc/extend.texi: Document no_profile_instrument_function
14208 2016-07-28 Martin Liska <mliska@suse.cz>
14210 PR rtl-optimization/70944
14211 * combine.c (make_compound_operation):
14212 Do not allow make_compound_operation for vector mode
14214 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
14216 PR middle-end/71994
14217 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
14218 before calling get_ops.
14220 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
14222 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
14223 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
14224 (BITS_PER_UNIT_LOG): Remove.
14225 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
14226 * expr.c (expand_assignment): Likewise.
14227 * stor-layout.c (initialize_sizetypes): Likewise.
14229 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
14231 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
14232 signature of rs6000_expand_vector_extract so that the element
14233 number is a RTX instead of a constant integer.
14234 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
14236 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
14237 (altivec_expand_vec_ext_builtin): Likewise.
14238 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
14239 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
14240 MFVSRLD instruction.
14242 2016-07-27 David Malcolm <dmalcolm@redhat.com>
14244 * input.c (get_pure_location): Move here from tree.c.
14245 (make_location): Likewise. Add header comment.
14246 (selftest::test_accessing_ordinary_linemaps): Verify
14247 pure_location_p, make_location, get_location_from_adhoc_loc and
14248 get_range_from_loc.
14249 * input.h (get_pure_location): Move declaration here from tree.h.
14250 (get_finish): Likewise for inline function.
14251 (make_location): Likewise for declaration.
14252 * tree.c (get_pure_location): Move to input.c.
14253 (make_location): Likewise.
14254 * tree.h (get_pure_location): Move declaration to tree.h.
14255 (get_finish): Likewise for inline function.
14256 (make_location): Likewise for declaration.
14258 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14260 PR middle-end/71078
14261 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
14263 2016-07-27 David Malcolm <dmalcolm@redhat.com>
14265 * system.h (STATIC_ASSERT): Use static_assert if building
14266 with C++11 onwards.
14268 2016-07-27 Richard Biener <rguenther@suse.de>
14270 PR tree-optimization/72517
14271 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
14272 Revert change to not compute read-read dependences.
14274 2016-07-27 Richard Biener <rguenther@suse.de>
14276 * predict.c (set_even_probabilities): Make nedges unsigned.
14278 2016-07-27 Martin Liska <mliska@suse.cz>
14280 * predict.c (set_even_probabilities): Handle unlikely edges.
14281 (combine_predictions_for_bb): Likewise.
14283 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
14286 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
14287 __float128 support when we don't have hardware support, so that
14288 the IEEE built-in functions like isgreater, first call __unordkf3
14289 to make sure neither operand is a NaN, and if both operands are
14290 ordered, do the normal comparison.
14292 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
14294 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
14296 (extract_code_and_val_from_cond_with_ops): Verify that name is
14297 either cond_op0 or cond_op1.
14299 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
14301 PR tree-optimization/18046
14302 * genmodes.c (emit_mode_size_inline): Emit an assert that
14303 verifies that mode is a valid array index.
14304 (emit_mode_nuinits_inline): Likewise.
14305 (emit_mode_inner_inline): Likewise.
14306 (emit_mode_unit_size_inline): Likewise.
14307 (emit_mode_unit_precision_inline): Likewise.
14308 * tree-vrp.c: Include params.h.
14309 (find_switch_asserts): Register edge assertions for the default
14310 label which correspond to the anti-ranges of each case label.
14311 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
14312 * doc/invoke.texi: Document it.
14314 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14316 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
14317 and unnecessary call to gimple_bb.
14319 2016-07-26 Richard Biener <rguenther@suse.de>
14321 PR rtl-optimization/71984
14322 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
14325 2016-07-26 Richard Biener <rguenther@suse.de>
14327 PR middle-end/72517
14328 * expmed.c (extract_bit_field_1): Constrain the vector mode
14329 with element size matching the extraction mode size when
14330 choosing a better vector mode to do the extraction from.
14332 2016-07-26 Richard Biener <rguenther@suse.de>
14333 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14335 PR middle-end/70920
14336 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
14339 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14341 * tree-ssa-structalias.c (struct scc_info): Change types of
14342 members to auto_sbitmap and auto_vec.
14343 (scc_info::scc_info): New constructor.
14344 (scc_info::~scc_info): New destructor.
14345 (init_scc_info): Remove.
14346 (free_scc_info): Remove.
14347 (find_indirect_cycles): Adjust.
14348 (perform_var_substitution): Likewise.
14349 (free_var_substitution_info): Likewise.
14351 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14353 * tree-outof-ssa.c (struct elim_graph): Change type of members
14354 to auto_vec and auto_sbitmap.
14355 (elim_graph::elim_graph): New constructor.
14356 (delete_elim_graph): Remove.
14357 (expand_phi_nodes): Adjust.
14359 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14361 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
14362 (new_elim_graph): Adjust.
14363 (clear_elim_graph): Likewise.
14364 (delete_elim_graph): Likewise.
14365 (elim_graph_size): Likewise.
14366 (elim_graph_add_node): Likewise.
14367 (elim_graph_add_edge): Likewise.
14368 (elim_graph_remove_succ_edge): Likewise.
14369 (eliminate_name): Likewise.
14370 (eliminate_build): Likewise.
14371 (elim_forward): Likewise.
14372 (elim_unvisited_predecessor): Likewise.
14373 (elim_backward): Likewise.
14374 (elim_create): Likewise.
14375 (eliminate_phi): Likewise.
14376 (expand_phi_nodes): Likewise.
14378 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14380 * bt-load.c (compute_out): Use auto_sbitmap class.
14381 (link_btr_uses): Likewise.
14382 * cfganal.c (mark_dfs_back_edges): Likewise.
14383 (post_order_compute): Likewise.
14384 (inverted_post_order_compute): Likewise.
14385 (pre_and_rev_post_order_compute_fn): Likewise.
14386 (single_pred_before_succ_order): Likewise.
14387 * cfgexpand.c (pass_expand::execute): Likewise.
14388 * cfgloop.c (verify_loop_structure): Likewise.
14389 * cfgloopmanip.c (fix_bb_placements): Likewise.
14390 (remove_path): Likewise.
14391 (update_dominators_in_loop): Likewise.
14392 * cfgrtl.c (break_superblocks): Likewise.
14393 * ddg.c (check_sccs): Likewise.
14394 (create_ddg_all_sccs): Likewise.
14395 * df-core.c (df_worklist_dataflow): Likewise.
14396 * dse.c (dse_step3): Likewise.
14397 * except.c (eh_region_outermost): Likewise.
14398 * function.c (thread_prologue_and_epilogue_insns): Likewise.
14399 * gcse.c (prune_expressions): Likewise.
14400 (prune_insertions_deletions): Likewise.
14401 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
14402 * graph.c (draw_cfg_nodes_no_loops): Likewise.
14403 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
14404 * lcm.c (compute_earliest): Likewise.
14405 (compute_farthest): Likewise.
14406 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
14407 (unroll_loop_runtime_iterations): Likewise.
14408 (unroll_loop_stupid): Likewise.
14409 * lower-subreg.c (decompose_multiword_subregs): Likewise.
14410 * lra-lives.c: Likewise.
14411 * lra.c (lra): Likewise.
14412 * modulo-sched.c (schedule_reg_moves): Likewise.
14413 (optimize_sc): Likewise.
14414 (get_sched_window): Likewise.
14415 (sms_schedule_by_order): Likewise.
14416 (check_nodes_order): Likewise.
14417 (order_nodes_of_sccs): Likewise.
14418 (order_nodes_in_scc): Likewise.
14419 * recog.c (split_all_insns): Likewise.
14420 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
14421 * reload1.c (reload): Likewise.
14422 * sched-rgn.c (haifa_find_rgns): Likewise.
14423 (split_edges): Likewise.
14424 (compute_trg_info): Likewise.
14425 * sel-sched.c (init_seqno): Likewise.
14426 * store-motion.c (remove_reachable_equiv_notes): Likewise.
14427 * tree-into-ssa.c (update_ssa): Likewise.
14428 * tree-ssa-live.c (live_worklist): Likewise.
14429 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
14430 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
14432 (try_peel_loop): Likewise.
14433 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
14435 * tree-ssa-pre.c (compute_antic): Likewise.
14436 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
14437 * tree-stdarg.c (reachable_at_most_once): Likewise.
14438 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
14439 * var-tracking.c (vt_find_locations): Likewise.
14441 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14443 * sbitmap.h (auto_sbitmap): New class.
14445 2016-07-26 Alan Modra <amodra@gmail.com>
14448 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
14451 2016-07-25 David Malcolm <dmalcolm@redhat.com>
14453 * input.c (selftest::temp_source_file::temp_source_file): Fix
14454 missing "%s" in fprintf.
14456 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
14458 PR middle-end/71732
14459 * cselib.c (cselib_process_insn): Invalidate argument slots for
14462 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14464 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
14465 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
14466 vmulxh_lane_f16, vmulxh_laneq_f16): New.
14468 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14470 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14471 * config/aarch64/aarch64.md (fma, fnma): Support HF.
14472 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
14474 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14476 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14477 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
14479 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
14480 (add<mode>3): Likewise.
14481 (sub<mode>3): Likewise.
14482 (mul<mode>3): Likewise.
14483 (div<mode>3): Likewise.
14484 (*div<mode>3): Likewise.
14485 (<fmaxmin><mode>3): Extend to HF.
14486 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
14487 (fabd<mode>3): Likewise.
14488 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
14489 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
14490 (aarch64_fmulx<mode>): Likewise.
14491 (aarch64_fac<optab><mode>): Likewise.
14492 (aarch64_frecps<mode>): Likewise.
14493 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
14494 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
14495 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
14496 (VSDQ_HSDI): Support HI.
14497 (fcvt_target, FCVT_TARGET): Likewise.
14498 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
14499 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
14500 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
14501 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
14502 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
14503 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
14504 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
14505 vrsqrtsh_f16): New.
14507 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14509 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
14510 * config/aarch64/aarch64-builtins.c (hi_UP): New.
14511 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14512 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
14514 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
14515 (aarch64_cm<optab><mode>): Likewise.
14516 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
14517 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
14518 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
14519 (sqrt<mode>2): Likewise.
14520 (*sqrt<mode>2): Likewise.
14521 (abs<mode>2): Likewise.
14522 (<optab><mode>hf2): New pattern for HF mode.
14523 (<optab>hihf2): Likewise.
14524 * config/aarch64/arm_neon.h: Include arm_fp16.h.
14525 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
14526 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
14528 * config/aarch64/arm_fp16.h: New file.
14529 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
14530 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
14531 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
14532 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
14533 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
14534 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
14535 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
14536 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
14537 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
14538 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
14539 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
14540 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
14543 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14545 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
14546 reduc_smin_scal_): Use VDQIF_F16.
14547 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
14548 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
14550 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
14551 * config/aarch64/iterators.md (VDQIF_F16): New.
14552 (vp): Support HF modes.
14553 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
14554 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
14556 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14558 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
14559 "*aarch64_mulx_elt_from_dup<mode>".
14560 (*aarch64_mul3_elt<mode>): Update schedule type.
14561 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
14562 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
14563 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
14564 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
14565 (f, fp): Support HF modes.
14566 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
14567 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
14568 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
14569 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
14570 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
14571 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
14573 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14575 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14576 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
14578 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
14581 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14583 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14584 * config/aarch64/aarch64-simd.md
14585 (aarch64_rsqrts<mode>): Extend to HF modes.
14586 (fabd<mode>3): Likewise.
14587 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
14588 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
14589 (aarch64_<maxmin_uns>p<mode>): Likewise.
14590 (<su><maxmin><mode>3): Likewise.
14591 (<maxmin_uns><mode>3): Likewise.
14592 (<fmaxmin><mode>3): Likewise.
14593 (aarch64_faddp<mode>): Likewise.
14594 (aarch64_fmulx<mode>): Likewise.
14595 (aarch64_frecps<mode>): Likewise.
14596 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
14597 (add<mode>3): Extend to HF modes.
14598 (sub<mode>3): Likewise.
14599 (mul<mode>3): Likewise.
14600 (div<mode>3): Likewise.
14601 (*div<mode>3): Likewise.
14602 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
14604 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
14605 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
14606 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
14607 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
14608 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
14609 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
14610 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
14611 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
14612 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
14613 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
14614 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
14615 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
14616 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
14617 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
14619 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14621 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
14622 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14623 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
14624 (neg<mode>2): Likewise.
14625 (abs<mode>2): Likewise.
14626 (<frint_pattern><mode>2): Likewise.
14627 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
14628 (<optab><VDQF:mode><fcvt_target>2): Likewise.
14629 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
14630 (ftrunc<VDQF:mode>2): Likewise.
14631 (<optab><fcvt_target><VDQF:mode>2): Likewise.
14632 (sqrt<mode>2): Likewise.
14633 (*sqrt<mode>2): Likewise.
14634 (aarch64_frecpe<mode>): Likewise.
14635 (aarch64_cm<optab><mode>): Likewise.
14636 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
14638 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
14639 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
14641 * config/aarch64/arm_neon.h (vdup_n_f16): New.
14642 (vdupq_n_f16): Likewise.
14643 (vld1_dup_f16): Use vdup_n_f16.
14644 (vld1q_dup_f16): Use vdupq_n_f16.
14645 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
14646 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
14647 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
14648 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
14649 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
14650 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
14651 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
14652 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
14653 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
14654 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
14655 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
14656 vsqrt_f16, vsqrtq_f16): New.
14658 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14660 * config/aarch64/aarch64-simd.md
14661 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
14662 (aarch64_ext<mode>): Likewise.
14663 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
14664 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
14665 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
14667 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
14669 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
14670 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
14671 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
14672 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
14673 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
14674 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
14675 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
14677 (vmov_n_f16): Reimplement using vdup_n_f16.
14678 (vmovq_n_f16): Reimplement using vdupq_n_f16..
14680 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14682 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
14683 "frame_related_p". Generate CFA annotation when it's necessary.
14684 (aarch64_expand_prologue): Use aarch64_add_constant.
14685 (aarch64_expand_epilogue): Likewise.
14686 (aarch64_output_mi_thunk): Pass "false" when calling
14687 aarch64_add_constant.
14689 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14691 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
14694 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14696 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
14697 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
14698 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
14699 (aarch64_build_constant): Delete.
14701 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
14704 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
14706 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
14707 flag_toplevel_reorder.
14709 2016-07-25 Richard Biener <rguenther@suse.de>
14711 * cgraph.c (cgraph_node::verify_node): Compare against builtin
14712 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
14713 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
14714 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
14715 (streamer_get_builtin_tree): Likewise.
14716 (streamer_write_builtin): Likewise.
14717 * lto-streamer.h (LTO_builtin_decl): Remove.
14718 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
14719 (lto_input_scc): Remove LTO_builtin_decl handling.
14720 (lto_input_tree_1): Liekwise.
14721 * lto-streamer-out.c (lto_output_tree_1): Remove special
14722 handling of builtins.
14723 (DFS::DFS): Likewise.
14724 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
14725 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
14727 (streamer_write_builtin): Remove.
14729 2016-07-25 Martin Liska <mliska@suse.cz>
14731 * lto-cgraph.c (input_symtab): Don't call get_working_sets
14732 if flag_auto_profile is set to true.
14734 2016-07-25 Martin Liska <mliska@suse.cz>
14736 PR gcov-profile/71868
14737 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
14738 have a function with multiple latches, count them all.
14740 2016-07-25 Martin Liska <mliska@suse.cz>
14742 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
14744 2016-07-25 Martin Liska <mliska@suse.cz>
14746 PR tree-optimization/71987
14747 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
14748 just for SSA_NAMEs. Fix GNU coding style.
14750 2016-07-25 Martin Liska <mliska@suse.cz>
14752 PR gcov-profile/64874
14753 * gcov-io.h: Update command about file format.
14754 * gcov-iov.c (main): Adapt the numbering scheme.
14756 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14758 PR middle-end/66726
14759 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
14760 whose result is used in PHI.
14761 (final_range_test_p): Likewise.
14762 (maybe_optimize_range_tests): Likewise.
14764 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
14766 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14767 Reformat two multi-line strings.
14769 2016-07-22 Martin Sebor <msebor@redhat.com>
14771 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
14773 2016-07-22 Martin Sebor <msebor@redhat.com>
14776 * doc/extend.texi (Compound Literals): Correct and clarify.
14777 (Cast to Union): Same.
14779 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
14781 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
14782 comments to explain why certain error messages make mention of
14783 undocumented options.
14784 (rs6000_invalid_builtin): Change error messages to replace mention
14785 of undocumented options with mention of the -mcpu=power9 option
14786 that enables those undocumented options.
14787 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
14788 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
14789 definition of this macro to correct an existing error.
14790 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
14791 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
14792 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
14793 descriptions of built-in functions so that they depend on
14794 -mcpu=power9 instead of on the corresponding undocumented flags.
14795 * doc/invoke.texi (Option Summary): Remove all mention of newly
14796 undocumented flags.
14797 (IBM RS/6000 and PowerPC Options): Likewise.
14798 * doc/md.texi (Constraints for Particuliar Machines): Remove all
14799 mention of newly undocumented flags.
14801 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
14803 * ipa-cp.c (determine_versionability): Do not create constprop clones,
14804 when target_clones attribute is set.
14806 2016-07-22 Bin Cheng <bin.cheng@arm.com>
14808 * common.opt (funsafe-loop-optimizations): Mark ignore.
14809 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
14810 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
14812 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
14813 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
14815 2016-07-22 Bin Cheng <bin.cheng@arm.com>
14817 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
14819 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
14821 (number_of_iterations_exit): Warn missed loop optimization for
14822 possible infinite loops.
14824 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
14827 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
14828 when to emit a ".machine" pseudo-op.
14830 2016-07-22 Martin Liska <mliska@suse.cz>
14832 PR gcov-profile/69028
14833 PR gcov-profile/62047
14834 * coverage.c (coverage_compute_lineno_checksum): Do not
14835 calculate checksum for fns w/o xloc.file.
14836 (coverage_compute_profile_id): Likewise.
14838 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
14840 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
14841 (avr_secondary_reload): ...and implementation.
14842 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
14843 * config/avr/avr.md (reload_in<mode>): Remove insns.
14844 (adjust_len) [lpm]: Remove insn attribute value.
14845 * config/avr/predicates.md (flash_operand): Remove insn predicate.
14847 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14849 PR middle-end/71876
14850 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
14852 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
14853 * calls.c (special_function_p): Remove the special handling of the
14854 "__builtin_" prefix.
14856 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14858 PR middle-end/71876
14859 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
14860 if STMT may be an alloca call.
14861 (gimple_alloca_call_p, alloca_call_p): Return only true for the
14862 builtin alloca call.
14863 * calls.h (gimple_maybe_alloca_call_p): New function.
14864 * tree-inline.c (inline_forbidden_p_stmt): Use
14865 gimple_maybe_alloca_call_p here.
14867 2016-07-21 David Malcolm <dmalcolm@redhat.com>
14869 * spellcheck-tree.c (best_macro_match::best_macro_match):
14870 Explictly specify the template arguments when invoking the base
14871 class constructor, to help older C++ compilers.
14873 2016-07-21 Jakub Jelinek <jakub@redhat.com>
14876 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
14877 before builtin_decl_implicit.
14879 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14881 * optabs.c (emit_condiitonal_move): Short circuit for identical
14884 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14886 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
14887 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
14888 (noce_conversion_profitable_p): New.
14889 (noce_try_store_flag_constants): Use it.
14890 (noce_try_addcc): Likewise.
14891 (noce_try_store_flag_mask): Likewise.
14892 (noce_try_cmove): Likewise.
14893 (noce_try_cmove_arith): Likewise.
14894 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
14896 (noce_convert_multiple_sets): Move cost model to here, from...
14897 (bb_ok_for_noce_convert_multiple_sets) ...here.
14898 (noce_process_if_block): Update calls for above changes.
14899 (noce_find_if_block): Record new noce_if_info parameters.
14901 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14903 * target.def (max_noce_ifcvt_seq_cost): New.
14904 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
14905 * doc/tm.texi: Regenerate.
14906 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
14907 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
14908 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
14909 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
14910 * doc/invoke.texi: Document new params.
14912 2016-07-21 Richard Biener <rguenther@suse.de>
14914 PR tree-optimization/71947
14915 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
14916 ranges have useful limit_vr information.
14918 2016-07-21 Richard Biener <rguenther@suse.de>
14920 * function-tests.c (build_trivial_generic_function): Set
14921 BLOCK_SUPERCONTEXT of DECL_INITIAL.
14922 * omp-low.c (create_omp_child_function): Likewise.
14923 (grid_expand_target_grid_body): Likewise.
14924 * cgraphunit.c (init_lowered_empty_function): Likewise.
14925 (cgraph_node::expand_thunk): Likewise.
14926 * tree-parloops.c (create_loop_fn): Likewise.
14927 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
14929 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14931 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
14934 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
14936 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
14937 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
14938 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
14939 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
14940 values for insn attribute.
14941 * config/avr/avr.c (avr_out_insert_notbit): New function.
14942 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
14943 ADJUST_LEN_INSV_NOTBIT_0/_7.
14944 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
14946 2016-07-21 Bin Cheng <bin.cheng@arm.com>
14948 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
14949 (chrec_convert_1, chrec_convert): Ditto.
14950 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
14951 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
14952 * tree-vrp.c (adjust_range_with_scev): Ditto.
14953 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
14954 (scev_var_range_cant_overflow): New function.
14955 (scev_probably_wraps_p): New parameter. Call above function.
14956 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
14958 2016-07-21 Bin Cheng <bin.cheng@arm.com>
14960 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
14961 by removing computation of may_be_zero.
14963 2016-07-21 Jakub Jelinek <jakub@redhat.com>
14965 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
14967 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
14969 Improving concepts performance and diagnostics.
14970 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
14971 for constraint satisfaction and subsumption.
14972 * timevar.h (auto_timevar): New constructor that matches the push/pop
14973 pattern of usage in pt.c.
14975 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
14977 * hwint.h (HOST_WIDE_INT_0): New define.
14978 (HOST_WIDE_INT_0U): Ditto.
14979 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
14980 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
14981 * simplify-rtx.c: Ditto.
14982 * tree-object-size.c: Ditto.
14984 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14986 * config/s390/s390.c (s390_encode_section_info): Remove mode size
14989 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
14991 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
14992 * combine.c: Use HOST_WIDE_INT_M1U instead of
14993 ~(unsigned HOST_WIDE_INT) 0.
14994 * double-int.h: Ditto.
14996 * dwarf2asm.c:Ditto.
14998 * genmodes.c: Ditto.
15000 * read-rtl.c: Ditto.
15001 * tree-ssa-loop-ivopts.c: Ditto.
15002 * tree-ssa-loop-prefetch.c: Ditto.
15003 * tree-vect-generic.c: Ditto.
15004 * tree-vect-patterns.c: Ditto.
15007 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15009 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
15010 constant addresses outside [0,0xc0] into a register.
15011 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
15012 cases where the base address register is unused after.
15013 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
15014 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
15015 (avr_out_store_psi_reg_disp_tiny): Same.
15017 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15019 Implement attribute progmem on reduced Tiny cores by adding
15020 flash offset 0x4000 to respective symbols.
15023 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
15024 documentation how it works on reduced Tiny cores.
15025 (AVR Named Address Spaces): No support for reduced Tiny.
15026 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
15027 (avr_address_tiny_pm_p): New static function.
15028 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
15029 if the address is in progmem.
15030 (avr_assemble_integer): Same.
15031 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
15032 for symbol_ref in progmem.
15033 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
15034 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
15035 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
15037 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
15039 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
15040 * configure: Regenerate.
15041 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
15042 (USE_THIN_ARCHIVES): New variable.
15043 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
15044 this archive as a thin archive.
15046 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15048 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
15049 same location as last time, don't skip if we have fix-it hints.
15050 Clarify the skipping logic by converting it from one "if" clause
15051 to repeated "if" clauses.
15052 * spellcheck-tree.c: Include "cpplib.h".
15053 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
15054 (best_macro_match::best_macro_match): New constructor.
15055 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
15056 Move here from c/c-decl.c.
15057 (class best_macro_match): Move here from c/c-decl.c, converting
15058 from a typedef to a subclass, gaining a ctor.
15060 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15062 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
15063 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
15065 (avr_addr_space_diagnose_usage): ...and implementation.
15066 (avr_addr_space_supported_p): New function.
15067 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
15068 report bad address space usage if that space is supported.
15069 (avr_insert_attributes): Same. No more complain about unsupported
15071 * config/avr/avr-c.c (tm_p.h): Include it.
15072 (avr_cpu_cpp_builtins): Only define addr-space related built-in
15073 macro if avr_addr_space_supported_p.
15075 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15077 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15078 flag_toplevel_reorder.
15080 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15082 * gcc-rich-location.c
15083 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
15085 * gcc-rich-location.h
15086 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
15088 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15090 * target.def (addr_space): Add new diagnose_usage to hook vector.
15091 * targhooks.c (default_addr_space_diagnose_usage): Add default
15092 implementation and...
15093 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
15094 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
15095 is some address space, call targetm.addr_space.diagnose_usage.
15096 * doc/tm.texi.in (Named Address Spaces): Add anchor for
15097 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
15098 * doc/tm.texi: Regenerate.
15100 2016-07-20 Martin Liska <mliska@suse.cz>
15102 PR middle-end/71898
15103 * graphite-isl-ast-to-gimple.c (later_of_the_two):
15104 Properly handly PHI stmts.
15106 2016-07-20 Bin Cheng <bin.cheng@arm.com>
15108 PR tree-optimization/71503
15109 PR tree-optimization/71683
15110 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
15113 2016-07-20 Martin Liska <mliska@suse.cz>
15115 * doc/invoke.texi (-fipa-ra): Document when the option is
15116 disabled. Fix a typo.
15118 2016-07-20 Martin Liska <mliska@suse.cz>
15120 * Makefile.in: Include fibonacci_heap.c
15121 * fibonacci_heap.c: New file.
15122 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
15123 (fibonacci_heap::union_with): Fix deletion of the second heap.
15124 * selftest-run-tests.c (selftest::run_tests): Incorporate
15125 fibonacci heap tests.
15126 * selftest.h: Declare fibonacci_heap_c_tests.
15128 2016-07-20 Martin Liska <mliska@suse.cz>
15130 * selftest-run-tests.c (selftest::run_tests): New function.
15131 * selftest.h (sreal_c_tests): Declare.
15132 * sreal.c (sreal_verify_basics): New function.
15133 (verify_aritmetics): Likewise.
15134 (sreal_verify_arithmetics): Likewise.
15135 (verify_shifting): Likewise.
15136 (sreal_verify_shifting): Likewise.
15137 (void sreal_c_tests): Likewise.
15139 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15141 PR rtl-optimization/71916
15142 * cfgrtl.c (contains_no_active_insn_p): Return false also for
15143 bb which have a single succ fake edge.
15145 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
15148 * dwarf2out.c (gen_subprogram_die): Only call
15149 gen_unspecified_parameters_die while dumping early dwarf.
15151 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15153 PR middle-end/71874
15154 * gimple-fold.c (fold_builtin_memory_op): Use
15155 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
15157 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
15159 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
15160 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
15161 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
15162 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
15163 * combine.c: Ditto.
15166 * double-int.c: Ditto.
15168 * dwarf2out.c: Ditto.
15171 * fold-const.c: Ditto.
15172 * function.c: Ditto.
15174 * genmodes.c: Ditto.
15178 * loop-doloop.c: Ditto.
15179 * loop-invariant.c: Ditto.
15180 * loop-iv.c: Ditto.
15185 * rtlanal.c: Ditto.
15186 * simplify-rtx.c: Ditto.
15187 * stor-layout.c: Ditto.
15189 * tree-ssa-loop-ivopts.c: Ditto.
15190 * tree-vect-generic.c: Ditto.
15191 * tree-vect-patterns.c: Ditto.
15196 * wide-int-print.cc: Ditto.
15197 * wide-int.cc: Ditto.
15198 * wide-int.h: Ditto.
15200 2016-07-19 David Malcolm <dmalcolm@redhat.com>
15202 * selftest.c (selftest::assert_streq): Handle NULL values of
15203 val_actual and val_expected.
15205 2016-07-19 Martin Jambor <mjambor@suse.cz>
15208 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
15209 rather than cgraph_create_node to get a call graph node.
15211 2016-07-19 Richard Biener <rguenther@suse.de>
15213 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
15214 handle all tcc_constant bases and valueize SSA names.
15215 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
15216 tcc_constant bases.
15218 2016-07-19 David Malcolm <dmalcolm@redhat.com>
15220 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
15221 the flags of the exit block and bb2, not just the entry block.
15223 2016-07-19 Richard Biener <rguenther@suse.de>
15225 PR tree-optimization/71901
15226 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
15227 align member, group stuff with the bitfield.
15228 (vn_ref_op_align_unit): New inline.
15229 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
15230 record element alignment and operand 3 unchanged.
15231 (ao_ref_init_from_vn_reference): Adjust.
15232 (valueize_refs_1): Likewise.
15233 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
15235 2016-07-19 Richard Biener <rguenther@suse.de>
15237 PR tree-optimization/71908
15238 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
15239 symbolic constants in a more reliable way.
15241 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
15243 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
15245 (vect_update_inits_of_drs): Likewise.
15246 (vect_create_cond_for_alias_checks): Likewise.
15247 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
15249 2016-07-19 Richard Biener <rguenther@suse.de>
15252 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
15253 with an abstract origin that is not an inlined function outer
15254 scope add a self-reference as abstract origin.
15255 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
15257 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
15260 * config/rs6000/rs6000.c (rs6000_function_value): Fix
15261 unintentional System V.4 structure return breakage for structures
15262 with a single floating point element.
15264 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
15266 PR tree-optimization/71734
15267 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
15268 contains REF, use it to check safelen, assume that safelen value
15269 must be greater 1, fix style.
15270 (ref_indep_loop_p_2): Add REF_LOOP argument.
15271 (ref_indep_loop_p): Pass LOOP as additional argument to
15272 ref_indep_loop_p_2.
15274 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
15276 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
15277 allocation in the prologue.
15278 * explow.c (get_dynamic_stack_base): New function to return an address
15279 expression for the dynamic stack base.
15280 (get_dynamic_stack_size): New function to do the required dynamic stack
15281 space size calculations.
15282 (allocate_dynamic_stack_space): Use new functions.
15283 (align_dynamic_address): Move some code from
15284 allocate_dynamic_stack_space to new function.
15285 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
15287 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15289 * config/s390/s390.c (s390_encode_section_info): Always set
15290 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
15293 2016-07-18 Richard Biener <rguenther@suse.de>
15295 PR tree-optimization/71893
15296 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
15297 for sizetype cast added by array_ref_element_size.
15298 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15300 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
15302 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
15303 register parameters. Remove code to initialize argument pointer
15304 on TARGET_64BIT. Optimize call to _mcount when it can be reached
15305 using a pc-relative branch. Cleanup conditional code.
15306 * config/pa/pa.md (call_mcount): New expander.
15307 (call_mcount_nonpic): New insn.
15308 (call_mcount_pic): New insn and split.
15309 (call_mcount_pic_post_reload): New insn.
15310 (call_mcount_64bit): New insn and split.
15311 (call_mcount_64bit_post_reload): New insn.
15313 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
15315 * config/avr/predicates.md (const_m255_to_m1_operand): New.
15316 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
15317 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
15318 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
15319 (*usum_widenqihi3, *udiff_widenqihi3)
15320 (*addhi3_zero_extend.const): New combiner insns.
15321 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
15322 just 1 bit is affected.
15323 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
15324 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
15326 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
15328 * omp-low.c (lower_omp_target): Mark data clauses with
15329 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
15330 zero-length subarrays.
15332 2016-07-15 Richard Biener <rguenther@suse.de>
15334 PR tree-optimization/71881
15335 * tree-loop-distribution.c (destroy_loop): Remove blocks in
15336 reverse DOM order to make debug temp generation happy.
15338 2016-07-15 Richard Biener <rguenther@suse.de>
15340 PR tree-optimization/71887
15341 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
15342 verify it is not zero for division / modulo handling.
15343 (value_replacement): Adjust.
15345 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
15346 Julian Brown <julian@codesourcery.com>
15348 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
15349 * config/aarch64/aarch64-cost-tables.h
15350 (vulcan_extra_costs): New variable.
15351 * config/aarch64/aarch64.c
15352 (vulcan_addrcost_table): Likewise.
15353 (vulcan_regmove_cost): Likewise.
15354 (vulcan_vector_cost): Likewise.
15355 (vulcan_branch_cost): Likewise.
15356 (vulcan_tunings): Likewise.
15358 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
15360 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
15361 (output_in_order): Loop over undefined variables too. Output them
15362 via assemble_undefined_decl. Skip variables that correspond to hard
15363 registers or have value-exprs.
15364 * varpool.c (symbol_table::output_variables): Handle undefined
15365 variables together with defined ones.
15367 2016-07-15 Richard Biener <rguenther@suse.de>
15369 * tree-ssa-pre.c (get_representative_for): Make sure to return
15370 the value number of SSA names.
15371 (phi_translate_1): get_representative_for cannot return NULL.
15372 (do_pre_regular_insertion): Remove redundant call to
15373 fully_constant_expression.
15374 (do_pre_partial_partial_insertion): Likewise.
15376 2016-07-15 Bin Cheng <bin.cheng@arm.com>
15378 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
15379 (derive_simple_iv_with_niters): New function.
15380 (simple_iv): Rewrite using simple_iv_with_niters.
15381 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
15382 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
15384 (number_of_iterations_exit): Rewrite using above function.
15385 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
15388 2016-07-15 Richard Biener <rguenther@suse.de>
15390 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
15391 vec_construct cost.
15393 2016-07-14 Jakub Jelinek <jakub@redhat.com>
15395 PR tree-optimization/71872
15396 * tree-data-ref.c (get_references_in_stmt): Ignore references
15397 with is_gimple_constant get_base_address.
15399 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
15401 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
15402 (TARGET_HAVE_LDACQD): New macro.
15403 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
15404 than TARGET_HAVE_LDACQ.
15405 (arm_load_acquire_exclusivedi): Likewise.
15406 (arm_store_release_exclusivedi): Likewise.
15408 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
15410 PR rtl-optimization/71878
15411 * lra-constraints.c (match_reload): Pass information about other
15412 output operands. Create new unique register value if matching input
15413 operand shares same register value as output operand being considered.
15414 (curr_insn_transform): Record output operands already processed.
15416 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15419 PR tree-optimization/70923
15420 * tree-vect-patterns.c: Include mult-synthesis.h.
15421 (target_supports_mult_synth_alg): New function.
15422 (synth_lshift_by_additions): Likewise.
15423 (apply_binop_and_append_stmt): Likewise.
15424 (vect_synth_mult_by_constant): Likewise.
15425 (target_has_vecop_for_code): Likewise.
15426 (vect_recog_mult_pattern): Use above functions to synthesize vector
15427 multiplication by integer constants.
15429 2016-07-14 Alan Modra <amodra@gmail.com>
15431 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
15432 gpr alternatives. Correct '*' placement on Y,r alternative.
15433 Add '*' on operand 1 of r,r alternative.
15435 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15437 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
15438 * expmed.h: ... Here.
15440 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
15442 * gimple.h (stmt_can_terminate_bb_p): New function.
15443 * tree-cfg.c (need_fake_edge_p): Rename to ...
15444 (stmt_can_terminate_bb_p): ... this; return true if stmt can
15445 throw external; handle const and pure calls.
15446 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
15448 2016-07-14 Richard Biener <rguenther@suse.de>
15450 PR tree-optimization/71866
15451 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
15452 (do_hoist_insertion): Avoid endless recursion when we
15453 didn't insert anything because we managed to simplify
15454 things down to a constant or SSA name.
15455 (fully_constant_expression): Re-write in terms of ...
15456 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
15457 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
15458 vn_nary_build_or_lookup_1.
15459 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
15460 (vn_nary_build_or_lookup): ... this which now wraps it.
15462 2016-07-14 Alan Modra <amodra@gmail.com>
15465 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
15466 with p9_vector override before power9-dform override.
15468 2016-07-13 Andi Kleen <ak@linux.intel.com>
15470 * value-prof.c (gimple_value_profile_transformations): Don't run
15471 when auto_profile is on.
15473 2016-07-13 Andi Kleen <ak@linux.intel.com>
15475 * auto-profile.c (update_inlined_ind_target,
15476 afdo_indirect_call): Print information to dump file.
15478 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
15480 * genrecog.c (special_predicate_operand_p): New function.
15481 (predicate_name): Move function.
15482 (validate_pattern): Don't warn about missing mode for all
15483 define_special_predicate predicates.
15485 2016-07-13 Bin Cheng <bin.cheng@arm.com>
15487 * tree-vect-data-refs.c (vect_no_alias_p): New function.
15488 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
15489 resolve alias checks which are known at compilation time.
15490 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
15491 alias checks are resolved. Move dump info for too many runtime
15492 alias checks to here...
15493 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
15495 2016-07-13 Richard Biener <rguenther@suse.de>
15497 PR tree-optimization/24574
15498 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
15499 position and add shift, rotate, divison and modulo support
15501 (value_replacement): Pass in argument position to absorbing_element_p.
15503 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
15506 * ipa-inline-transform.c (inline_call): Support
15507 instrumented thunks.
15509 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
15511 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
15512 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
15514 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
15515 Baseline. Make initial alternative TARGET_32BIT only.
15516 (udivsi3): Likewise.
15517 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
15518 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
15521 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
15523 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
15524 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
15525 availability with TARGET_HAVE_MOVT.
15526 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
15527 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
15528 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
15530 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
15531 extra instruction if MOVW is available. Use a cost variable
15532 incremented by COSTS_N_INSNS (1) when the condition match rather than
15533 returning an arithmetic expression based on COSTS_N_INSNS. Make
15534 constant with bottom half word zero cost 2 instruction if MOVW is
15536 * config/arm/arm.md (define_attr "arch"): Add v8mb.
15537 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
15538 target is ARMv8-M Baseline.
15539 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
15540 (arm_movtas_ze): Likewise.
15541 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
15542 alternative for constants satisfying j constraint.
15543 (thumb1_movsi_insn): Likewise.
15544 (movsi splitter for K alternative): Tighten condition to not trigger
15545 if movt is available and j constraint is satisfied.
15546 (Pe immediate splitter): Likewise.
15547 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
15548 constant fitting in an halfword to use MOVW.
15549 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
15552 2016-07-13 Richard Biener <rguenther@suse.de>
15554 PR middle-end/71104
15555 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
15556 gimplifying the LHS. Make sure to gimplify a returning twice
15557 call LHS without using SSA names.
15559 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15561 * tree-data-ref.c (find_data_references_in_stmt): Remove
15562 unnecessary call to vec::release.
15563 (graphite_find_data_references_in_stmt): Likewise.
15564 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
15565 * tree-vect-stmts.c (vectorizable_condition): Likewise.
15567 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15569 * cfgexpand.c (expand_used_vars): Make the type of a local
15571 * genmatch.c (lower_for): Likewise.
15572 * haifa-sched.c (haifa_sched_init): Likewise.
15573 (add_to_speculative_block): Likewise.
15574 (create_check_block_twin): Likewise.
15575 * predict.c (handle_missing_profiles): Likewise.
15576 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
15577 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
15578 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
15580 (maybe_lower_iteration_bound): Likewise.
15581 * tree-ssa-sccvn.c (DFS): Likewise.
15582 * tree-stdarg.c (reachable_at_most_once): Likewise.
15583 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
15584 (vectorizable_store): Likewise.
15586 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15588 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
15589 (sccvn_dom_walker): make cond_stack an auto_vec.
15591 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15593 * ree.c (struct ext_state): Make type of members auto_vec.
15594 (find_and_remove_re): Adjust.
15596 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15598 * cfgexpand.c (struct stack_vars_data): Make type of fields
15600 (expand_used_vars): Adjust.
15602 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15604 * ipa.c (record_cdtor_fn): Adjust.
15605 (build_cdtor_fns): Likewise.
15606 (ipa_cdtor_merge): Make static_ctors and static_dtors local
15609 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15611 * genextract.c (struct accum_extract): Add constructor and make
15613 (gen_insn): Adjust.
15615 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15617 * tree.c (struct free_lang_data_d): Add constructor and change
15618 types of members to ones that automatically manage resources.
15619 (fld_worklist_push): Adjust.
15620 (find_decls_types): Likewise.
15621 (find_decls_types_in_eh_region): Likewise.
15622 (free_lang_data_in_cgraph): Stop manually creating and
15623 destroying members of free_lang_data_d.
15625 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
15627 PR rtl-optimization/68961
15628 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
15629 peephole variant. Use sse_reg_operand predicates.
15631 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
15633 * config/i386/predicates.md (x86_64_immediate_operand)
15634 <case CONST_INT>: Remove unneeded truncation to DImode.
15635 <case CONST>: Ditto.
15636 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
15638 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15641 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
15642 The xxperm and xxpermr instructions require that the 2nd input
15643 operand overlap with the output operand, and not the 1st.
15644 (altivec_vperm_v8hiv16qi): Likewise.
15645 (altivec_vperm_<mode>_uns_internal): Likewise.
15646 (altivec_vpermr_<mode>_internal): Likewise.
15647 (vperm_v8hiv4si): Likewise.
15648 (vperm_v16qiv8hi): Likewise.
15650 2016-07-12 Nathan Sidwell <nathan@acm.org>
15652 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
15653 when -mno-pic-data-is-text-relative is in effect, by default.
15654 * doc/invoke.texi (mpic-data-is-text-relative): Document new
15655 behavior and clarify.
15657 2016-07-12 Martin Liska <mliska@suse.cz>
15659 * params.def: Add avg-loop niter.
15660 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
15661 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
15662 * doc/invoke.texi: Document the new parameter.
15664 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15666 PR middle-end/71700
15667 * expr.c (store_constructor): Mask sign-extended bits when widening
15668 sub-word constructor element at the start of a word.
15670 2016-07-12 Martin Liska <mliska@suse.cz>
15672 * Makefile.in: Append rule for params-options.h.
15673 * params-options.h: New file.
15675 2016-07-12 Martin Liska <mliska@suse.cz>
15677 * ira-build.c (mark_loops_for_removal): Properly iterate
15680 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
15681 Richard Biener <rguenther@suse.de>
15683 PR tree-optimization/23286
15684 PR tree-optimization/70159
15685 * doc/invoke.texi: Document -fcode-hoisting.
15686 * common.opt (fcode-hoisting): New flag.
15687 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
15688 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
15689 (do_regular_insertion): Rename to ...
15690 (do_pre_regular_insertion): ... this and amend general comments
15691 on insertion strathegy.
15692 (do_partial_partial_insertion): Rename to ...
15693 (do_pre_partial_partial_insertion): ... this.
15694 (do_hoist_insertion): New function.
15695 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
15696 and call do_hoist_insertion properly.
15698 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
15699 (pass_pre::execute): Register hoist_insert stats.
15701 2016-07-12 Jakub Jelinek <jakub@redhat.com>
15703 PR middle-end/71716
15704 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
15705 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
15706 is different from mode's bitsize. Small cleanup.
15708 2016-07-12 Richard Biener <rguenther@suse.de>
15710 PR rtl-optimization/68961
15711 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
15712 to simplify to a non-constant.
15714 2016-07-11 Jakub Jelinek <jakub@redhat.com>
15716 PR middle-end/71758
15717 * omp-low.c (expand_omp_target): Gimplify device.
15719 PR tree-optimization/71823
15720 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
15721 to get vec_oprnds2 from op2.
15723 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
15725 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
15726 Hoist common subexpressions.
15727 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
15729 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
15732 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
15733 prevent generation of 'stxsiwx' on pre Power8 hardware.
15735 2016-07-11 David Malcolm <dmalcolm@redhat.com>
15737 * input.c: Include cpplib.h.
15738 (selftest::temp_source_file): New class.
15739 (selftest::temp_source_file::temp_source_file): New ctor.
15740 (selftest::temp_source_file::~temp_source_file): New dtor.
15741 (selftest::should_have_column_data_p): New function.
15742 (selftest::test_should_have_column_data_p): New function.
15743 (selftest::temp_line_table): New class.
15744 (selftest::temp_line_table::temp_line_table): New ctor.
15745 (selftest::temp_line_table::~temp_line_table): New dtor.
15746 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
15747 it to create a temp_line_table.
15748 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
15749 locations that are known to have column data.
15750 (selftest::line_table_case): New struct.
15751 (selftest::test_reading_source_line): Move tempfile handling
15752 to class temp_source_file.
15753 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
15754 (selftest::assert_token_loc_eq): New function.
15755 (ASSERT_TOKEN_LOC_EQ): New macro.
15756 (selftest::test_lexer): New function.
15757 (selftest::boundary_locations): New array.
15758 (selftest::input_c_tests): Call test_should_have_column_data_p.
15759 Loop over a test matrix of interesting values of location and
15760 default_range_bits, calling test_lexer on each case in the matrix.
15761 Move call to test_accessing_ordinary_linemaps into the matrix.
15762 * selftest.h (ASSERT_EQ): Reimplement in terms of...
15763 (ASSERT_EQ_AT): New macro.
15765 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
15768 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
15769 Don't convert TImode in debug insn.
15771 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
15773 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
15774 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
15775 (tree_type_common::lang_flag_7): New.
15776 (tree_type_common::spare): Reduce size.
15777 * tree.h (TYPE_ALIGN_OK): Remove.
15778 (TYPE_LANG_FLAG_7): New.
15779 (get_inner_reference): Adjust header.
15780 * print-tree.c (print_node): Adjust.
15781 * expr.c (get_inner_reference): Remove parameter keep_aligning.
15782 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
15783 calls to get_inner_reference.
15784 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
15785 handling of TYPE_ALIGN_OK.
15786 * builtins.c (get_object_alignment_2): Adjust call to
15787 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
15788 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
15790 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
15791 * cfgexpand.c (expand_debug_expr): Likewise.
15792 * dbxout.c (dbxout_expand_expr): Likewise.
15793 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
15794 loc_list_from_tree, fortran_common): Likewise.
15795 * fold-const.c (optimize_bit_field_compare,
15796 decode_field_reference, fold_unary_loc, fold_comparison,
15797 split_address_to_core_and_offset): Likewise.
15798 * gimple-laddress.c (execute): Likewise.
15799 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
15800 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
15801 * hsa-gen.c (gen_hsa_addr): Likewise.
15802 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
15803 * tsan.c (instrument_expr): Likewise.
15804 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
15805 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
15806 * tree-affine.c (tree_to_aff_combination,
15807 get_inner_reference_aff): Adjust calls to get_inner_reference.
15808 * tree-data-ref.c (split_constant_offset_1,
15809 dr_analyze_innermost): Likewise.
15810 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
15811 * tree-sra.c (ipa_sra_check_caller): Likewise.
15812 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
15813 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
15814 bswap_replace): Likewise.
15815 * tree-vect-data-refs.c (vect_check_gather,
15816 vect_analyze_data_refs): Likewise.
15817 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
15818 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
15821 2016-07-11 David Malcolm <dmalcolm@redhat.com>
15823 * Makefile.in (selftest-valgrind): New phony target.
15824 * function-tests.c (selftest::build_cfg): Delete pass instances
15825 created by the test.
15826 (selftest::convert_to_ssa): Likewise.
15827 (selftest::test_expansion_to_rtl): Likewise.
15828 * tree-cfg.c (selftest::test_linear_chain): Release dominator
15830 (selftest::test_diamond): Likewise.
15832 2016-07-11 Richard Biener <rguenther@suse.de>
15834 PR tree-optimization/71816
15835 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
15836 than replacing all of its operands.
15838 2016-07-11 Alan Modra <amodra@gmail.com>
15840 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
15841 (ctr<mode>): Add unspec.
15842 (ctr<mode>_internal*): Likewise.
15844 2016-07-08 James Bowman <james.bowman@ftdichip.com>
15846 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
15847 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
15849 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
15851 PR rtl-optimization/71621
15852 * lra-constraints.c (process_alt_operands): Check combination of
15853 reg class and mode.
15855 2016-07-08 Jason Merrill <jason@redhat.com>
15856 Richard Biener <rguenther@suse.de>
15858 P0145: Refining Expression Order for C++.
15859 * gimplify.c (initial_rhs_predicate_for): New.
15860 (gimplfy_modify_expr): Gimplify RHS before LHS.
15862 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15865 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15866 Allow standard error handling to take over when a wrong number
15867 of arguments is presented to __builtin_vec_ld () or
15868 __builtin_vec_st ().
15870 2016-07-08 Jiong Wang <jiong.wang@arm.com>
15872 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
15877 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
15878 __builtin_aarch64_fmaxv2sf.
15879 (vmaxnmq_f32): Likewise.
15880 (vmaxnmq_f64): Likewise.
15881 (vminnm_f32): Likewise.
15882 (vminnmq_f32): Likewise.
15883 (vminnmq_f64): Likewise.
15885 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
15888 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
15889 enable -mfloat128-hardware by default.
15890 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
15891 that IEEE 128-bit hardware support needs.
15892 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
15893 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
15894 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
15895 floating point requires.
15896 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
15897 -mfloat128 and -mfloat128-hardware changes.
15899 2016-07-08 Alan Hayward <alan.hayward@arm.com>
15901 PR tree-optimization/71667
15902 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
15904 2016-07-08 Martin Liska <mliska@suse.cz>
15906 PR middle-end/71606
15907 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
15908 folding produces SAVE_EXPRs, thus return false for the type.
15910 2016-07-07 Martin Liska <mliska@suse.cz>
15912 * file-find.c (remove_prefix): New function.
15913 * file-find.h (remove_prefix): Declare the function.
15914 * gcc-ar.c (main): Skip a folder of the wrapper if
15915 a wrapped binary would point to the same file.
15917 2016-07-07 Jan Hubicka <jh@suse.cz>
15919 * tree-scalar-evolution.c (iv_can_overflow_p): export.
15920 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
15921 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
15923 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
15926 * ipa-inline-analysis.c (compute_inline_parameters): Set
15927 local.can_change_signature to false for intrumentation
15930 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15932 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
15933 with TARGET_HAVE_MOVT.
15934 (TARGET_HAVE_MOVT): Define.
15935 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
15936 availability with TARGET_HAVE_MOVT.
15937 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
15939 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
15941 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
15942 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
15943 * config/arm/constraints.md (define_constraint "j"): Use
15944 TARGET_HAVE_MOVT to check MOVT availability.
15946 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15948 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
15950 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15952 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
15953 (armv8-m.main): Likewise.
15954 (armv8-m.main+dsp): Likewise.
15955 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
15956 (FL_FOR_ARCH8M_MAIN): Likewise.
15957 * config/arm/arm-tables.opt: Regenerate.
15958 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
15959 armv8-m.main+dsp to BE8_LINK_SPEC.
15960 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
15961 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
15962 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
15963 Baseline and Mainline.
15964 (arm_option_override_internal): Also disable arm_restrict_it when
15965 !arm_arch_notm. Update comment for -munaligned-access to also cover
15967 (arm_file_start): Increase buffer size for printing architecture name.
15968 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
15969 and armv8-m.main+dsp.
15970 (mno-unaligned-access): Clarify that this is disabled by default for
15971 ARMv8-M Baseline architectures as well.
15973 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15975 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
15976 decide whether to prevent some libgcc routines being included for some
15977 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
15978 link between this condition and the one in
15979 libgcc/config/arm/lib1func.S.
15981 2016-07-07 Richard Biener <rguenther@suse.de>
15983 * tree-ssa-pre.c: Include alias.h.
15984 (compute_avail): If we have multiple VN_REFERENCEs with the
15985 same hashtable entry adjust that to make it a valid replacement
15986 for all of them with respect to alignment and aliasing
15987 when doing insertion.
15988 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
15989 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
15991 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
15995 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
15996 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
15999 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16001 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
16002 (adjust_mems): Adjust.
16003 (adjust_insn): Likewise.
16004 (prepare_call_arguments): Likewise.
16006 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16008 * gcse.c (struct ls_expr): Make stores field a vector.
16009 (ldst_entry): Adjust.
16010 (free_ldst_entry): Likewise.
16011 (print_ldst_list): Likewise.
16012 (compute_ld_motion_mems): Likewise.
16013 (update_ld_motion_stores): Likewise.
16015 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16017 * gcse.c (struct ls_expr): Remove loads field.
16018 (ldst_entry): Adjust.
16019 (free_ldst_entry): Likewise.
16020 (print_ldst_list): Likewise.
16021 (compute_ld_motion_mems): Likewise.
16023 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16025 * store-motion.c (struct st_expr): Make antic_stores a vector.
16026 (st_expr_entry): Adjust.
16027 (free_st_expr_entry): Likewise.
16028 (print_store_motion_mems): Likewise.
16029 (find_moveable_store): Likewise.
16030 (compute_store_table): Likewise.
16031 (remove_reachable_equiv_notes): Likewise.
16032 (replace_store_insn): Likewise.
16033 (build_store_vectors): Likewise.
16035 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16037 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
16038 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
16040 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16042 PR tree-optimization/71518
16043 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
16044 misalign also for outer loops with negative step.
16046 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
16048 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
16049 (cortex_a53_shift): Add mov_shift.
16050 (cortex_a53_shift_reg): Add new reservation for register shifts.
16051 (cortex_a53_alu): Remove bfm.
16052 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
16053 (cortex_a53_alu_extr): Add new reservation for EXTR.
16054 (bypasses): Improve bypass modelling.
16056 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16059 * config/avr/avr.c (avr_asm_select_section): Strip off
16060 SECTION_DECLARED from flags when calling get_section.
16062 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16064 * tree-vectorizer.h (vect_memory_access_type): Add
16065 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
16066 * tree-vect-stmts.c (compare_step_with_zero): New function.
16067 (perm_mask_for_reverse): Move further up file.
16068 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
16070 (get_negative_load_store_type): New function.
16071 (get_load_store_type): Call it. Add an ncopies argument.
16072 (vectorizable_mask_load_store): Update call accordingly and
16073 remove tests for negative steps.
16074 (vectorizable_store, vectorizable_load): Likewise. Handle new
16075 memory_access_types.
16077 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16079 * tree-vectorizer.h (vect_memory_access_type): New enum.
16080 (_stmt_vec_info): Add a memory_access_type field.
16081 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
16082 (vect_model_store_cost): Take an access type instead of a boolean.
16083 (vect_model_load_cost): Likewise.
16084 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
16085 vect_model_store_cost and vect_model_load_cost.
16086 * tree-vect-stmts.c (vec_load_store_type): New enum.
16087 (vect_model_store_cost): Take an access type instead of a
16088 store_lanes_p boolean. Simplify tests.
16089 (vect_model_load_cost): Likewise, but for load_lanes_p.
16090 (get_group_load_store_type, get_load_store_type): New functions.
16091 (vectorizable_store): Use get_load_store_type. Record the access
16092 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
16093 (vectorizable_load): Likewise.
16094 (vectorizable_mask_load_store): Likewise. Replace is_store
16095 variable with vls_type.
16097 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16099 * tree-vectorizer.h (vect_grouped_load_supported): Add a
16100 single_element_p parameter.
16101 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
16102 Check the PR65518 case here rather than in vectorizable_load.
16103 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
16104 * tree-vect-stmts.c (vectorizable_load): Likewise.
16106 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16108 * tree-vectorizer.h (gather_scatter_info): New structure.
16109 (vect_check_gather_scatter): Return a bool rather than a decl.
16110 Replace return-by-pointer arguments with a single
16111 gather_scatter_info *.
16112 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
16113 (vect_analyze_data_refs): Update call accordingly.
16114 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
16115 (vectorizable_mask_load_store): Likewise. Also record the
16116 offset dt and vectype in the gather_scatter_info.
16117 (vectorizable_store): Likewise.
16118 (vectorizable_load): Likewise.
16120 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16122 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
16123 strided groups, use the cost of N scalar accesses instead
16124 of ncopies vector accesses.
16125 (vect_model_load_cost): Likewise.
16127 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16129 * tree-vect-stmts.c (vect_cost_group_size): Delete.
16130 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
16131 variable to indicate when once-per-group costs are being used.
16132 (vect_model_load_cost): Likewise. Fix comment and misindented code.
16134 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16136 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
16137 peeling-for-gaps condition.
16139 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16141 * config/s390/s390.c (s390_expand_vec_init): Force initializer
16142 element to register if it doesn't match general_operand.
16144 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
16145 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16147 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
16149 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
16150 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
16151 (SIGNBIT): New mode iterator.
16152 (Fsignbit): New mode attribute.
16153 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
16154 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
16155 when direct moves are available.
16156 (signbit<mode>2_dm): New define_insn_and_split).
16157 (signbit<mode>2_dm2): New define_insn.
16159 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16161 PR rtl-optimization/71594
16162 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
16163 into subregs of appropriate mode before trying to emit a conditional
16166 2016-07-05 Jan Hubicka <jh@suse.cz>
16168 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
16169 (simple_iv): Use it.
16171 2016-07-05 Jan Hubicka <jh@suse.cz>
16173 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
16175 2016-07-05 Jiong Wang <jiong.wang@arm.com>
16177 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
16180 2016-07-05 Jan Hubicka <jh@suse.cz>
16182 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
16185 2016-07-05 Richard Biener <rguenther@suse.de>
16187 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
16188 Handle empty else block.
16189 (is_feasible_trace): Likewise.
16190 (split_paths): Likewise.
16192 2016-07-05 Richard Biener <rguenther@suse.de>
16194 * tree-loop-distribution.c (distribute_loop): Fix issue with
16195 the cost model loop.
16197 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
16199 * config/arm/neon-testgen.ml: Delete.
16200 * config/arm/neon.ml: Delete.
16202 2016-07-04 Jakub Jelinek <jakub@redhat.com>
16205 * tree.c (attribute_value_equal): Use get_attribute_name instead of
16206 directly using TREE_PURPOSE.
16208 2016-07-04 Jiong Wang <jiong.wang@arm.com>
16210 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
16211 * config/aarch64/aarch64_neon.h: Likewise.
16212 * config/aarch64/arm_neon.h: Likewise.
16213 * config/aarch64/atomics.md: Likewise.
16214 * config/aarch64/aarch64-simd-builtins.def: Likewise.
16215 * doc/invoke.texi: Likewise.
16217 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
16219 * config/s390/s390.md: Add "z13" cpu_facility.
16220 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
16221 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
16222 condition" type instructions.
16224 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
16225 Jeff Law <law@redhat.com>
16227 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
16228 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
16230 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
16232 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
16233 permutation for TARGET_AVX512F.
16234 (ix86_expand_vec_one_operand_perm_avx512): New function.
16235 (expand_vec_perm_1): Invoke introduced function.
16236 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
16237 it may be not valid after vectorization.
16239 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16242 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
16243 typo in comment. Only force to memory if it is a weak
16244 external reference.
16246 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
16247 Jiong Wang <jiong.wang@arm.com>
16249 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
16250 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
16251 (AARCH64_FL_F16): New.
16252 (AARCH64_FL_FOR_ARCH8_2): New.
16253 (AARCH64_ISA_8_2): New.
16254 (AARCH64_ISA_F16): New.
16255 (TARGET_FP_F16INST): New.
16256 (TARGET_SIMD_F16INST): New.
16257 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
16258 ("fp"): Disabling "fp" also disables "fp16".
16259 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
16260 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
16261 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
16262 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
16264 2016-07-04 Jan Beulich <jbeulich@suse.com>
16266 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
16268 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16271 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
16272 the insns, use an insn form that does not adjust the offset on
16273 little endian systems.
16275 2016-07-01 Jan Beulich <jbeulich@suse.com>
16277 * varasm.c (get_variable_section): Validate initializer in
16278 named .bss-like sections.
16280 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
16282 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
16283 Exchange the order of the second and third operands in the vpermr
16284 instruction tmeplate.
16286 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
16289 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
16290 Disallow TDmode values.
16292 2016-07-01 Alan Modra <amodra@gmail.com>
16294 PR rtl-optimization/71709
16295 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
16296 being set, not referenced.
16298 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
16300 PR tree-optimization/70729
16301 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
16302 of loop since it can be not valid after transformation.
16304 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16306 * config/arm/arm.c (thumb_reload_in_hi): Delete.
16307 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
16309 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
16311 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
16314 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
16317 * config/rs6000/constraints.md (wY constraint): New constraint to
16318 match the requirements for the LXSD and STXSD instructions.
16319 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
16320 predicate to match the requirements for the LXSD and STXSD
16322 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
16323 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
16324 to make sure that the bottom 2 bits of offset are 0, the address
16325 form is offsettable, and no updating is done in the address mode.
16326 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
16327 (movdi_internal32): Likewise
16328 (movdi_internal64): Likewise.
16330 2016-06-30 Jakub Jelinek <jakub@redhat.com>
16332 PR tree-optimization/71707
16333 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
16334 strinfo even for ADDR_EXPR ptr.
16336 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
16338 * config/rs6000/altivec.md (darn_32): Change the condition to
16339 TARGET_P9_MISC instead of TARGET_MODULO.
16340 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
16341 condition expression.
16342 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
16343 condition expression.
16344 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
16345 (DFP_TEST): New code iterator.
16346 (dfptstsfi_<code>_mode>): New define_expand.
16347 (*dfp_sgnfcnc_<mode>): New define_insn.
16348 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
16349 definition next to BU_P9_MISC_1 definition and change the MASK
16350 value to RS6000_BTM_P9_MISC.
16351 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
16352 (BU_P9_64BIT_MISC_0): Likewise.
16353 (BU_P9_DFP_MISC_0): New macro definition.
16354 (BU_P9_DFP_MISC_1): New macro definition.
16355 (BU_P9_DFP_MISC_2): New macro definition.
16356 (BU_P9_DFP_OVERLOAD_1): New macro definition.
16357 (BU_P9_DFP_OVERLOAD_2): New macro definition.
16358 (BU_P9_DFP_OVERLOAD_3): New macro definition.
16359 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
16360 (TSTSFI_LT_TD): Likewise.
16361 (TSTSFI_EQ_DD): Likewise.
16362 (TSTSFI_EQ_TD): Likewise.
16363 (TSTSFI_GT_DD): Likewise.
16364 (TSTSFI_GT_TD): Likewise.
16365 (TSTSFI_OV_DD): Likewise.
16366 (TSTSFI_OV_TD): Likewise.
16367 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
16368 (TSTSFI_LT_DD): Likewise.
16369 (TSTSFI_LT_TD): Likewise.
16370 (TSTSFI_EQ): Likewise.
16371 (TSTSFI_EQ_DD): Likewise.
16372 (TSTSFI_EQ_TD): Likewise.
16373 (TSTSFI_GT): Likewise.
16374 (TSTSFI_GT_DD): Likewise.
16375 (TSTSFI_GT_TD): Likewise.
16376 (TSTSFI_OV): Likewise.
16377 (TSTSFI_OV_DD): Likewise.
16378 (TSTSFI_OV_TD): Likewise.
16379 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16380 overloaded test significance functions.
16381 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16382 OPTION_MASK_P9_MISC into the representation of this mask.
16383 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
16385 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
16386 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
16388 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
16389 argument is a 6-bit unsigned literal value if the icode argument
16390 represents a DFP test significance built-in call.
16391 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
16392 flag used independently and in combination with the
16393 RS6000_BTM_64BIT flag.
16394 (rs6000_opt_masks): Add entry for power9-misc command-line option.
16395 (rs6000_builtin_mask_names): Add entry for power9-misc
16396 command-line option.
16397 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
16398 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
16399 RS6000_BTM_P9_MISC macros.
16400 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
16401 option and change the description of the -mpower9-vector option to
16402 enable only vector instructions, removing its erroneously claimed
16403 support for scalar instructions.
16404 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
16405 the ISA 3.0 digital floating point test significance built-in
16408 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
16410 * config/aarch64/aarch64.c (cortexa35_tunings):
16411 Enable AES fusion. Use cortexa57_branch_cost.
16412 (cortexa53_tunings): Use cortexa57_branch_cost.
16413 (cortexa72_tunings): Use cortexa57_branch_cost.
16414 Use AUTOPREFETCHER_WEAK.
16415 (cortexa73_tunings): Use cortexa57_branch_cost.
16417 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16418 James Greenhalgh <james.greenhalgh@arm.com>
16420 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
16421 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
16422 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
16423 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
16424 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
16425 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
16426 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
16427 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
16428 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
16429 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
16430 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
16431 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
16432 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
16435 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
16436 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16438 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
16440 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
16442 2016-06-30 David Malcolm <dmalcolm@redhat.com>
16445 * gcc.c (driver::build_option_suggestions): Pass "option" to
16446 add_misspelling_candidates.
16447 * opts-common.c (add_misspelling_candidates): Add "option" param;
16448 use it to avoid adding negated forms for options marked with
16450 * opts.h (add_misspelling_candidates): Add "option" param.
16452 2016-06-30 Jakub Jelinek <jakub@redhat.com>
16454 PR middle-end/71693
16455 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
16456 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
16457 first when permuting bitwise operation with rotate. Cast
16458 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
16460 2016-06-29 David Malcolm <dmalcolm@redhat.com>
16462 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
16463 for misspelled param names.
16464 * params.c: Include spellcheck.h.
16465 (find_param_fuzzy): New function.
16466 * params.h (find_param_fuzzy): New prototype.
16467 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
16468 * spellcheck.h (struct edit_distance_traits<const char *>):
16471 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
16473 * config/rs6000/predicates.md (const_0_to_7_operand): New
16474 predicate, recognize 0..7.
16475 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
16476 support for doing extracts from V16QImode, V8HImode, V4SImode
16478 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
16479 vector extract support.
16480 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
16481 for ISA 3.0 vector extract.
16482 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
16483 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
16484 extracts of a constant element number from small integer vectors
16485 on 64-bit ISA 3.0 systems.
16486 (vsx_extract_<mode>_di): Likewise.
16487 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
16488 say when we can do ISA 3.0 vector extracts.
16489 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
16490 registers, using the stxsiwx instruction.
16492 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
16494 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
16495 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
16496 qdf24xx_regmove_cost, qdf24xx_tunings): New.
16497 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
16498 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
16499 * config/arm/arm.c (arm_qdf24xx_tune): New.
16501 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
16503 * config/aarch64/aarch64.c (cortexa53_tunings):
16504 Increase loop alignment to 8. Set function alignment to 16.
16505 (cortexa35_tunings): Likewise.
16506 (cortexa57_tunings): Increase loop alignment to 8.
16507 (cortexa72_tunings): Likewise.
16508 (cortexa73_tunings): Likewise.
16510 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
16512 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
16513 for arm_fp16_ok and arm_fp16_hw.
16514 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
16515 arm_fp16_alternative.
16517 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
16519 PR tree-optimization/71655
16520 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
16521 types when swapping operands.
16523 2016-06-29 Martin Liska <mliska@suse.cz>
16525 PR middle-end/71585
16526 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
16527 * ipa-inline-transform.c (inline_call): Remove unnecessary call
16528 of build_optimization_node.
16530 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
16532 PR tree-optimization/70729
16533 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
16534 independent in loops having positive safelen value.
16535 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
16536 it may be not valid after vectorization.
16538 2016-06-29 Jakub Jelinek <jakub@redhat.com>
16540 PR tree-optimization/71625
16541 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
16542 is sorted by ascending list->offset. If PTR is non-NULL and there is
16543 previous strinfo, call get_stridx_plus_constant.
16544 (get_stridx): Pass exp as second argument to get_addr_stridx.
16545 (addr_stridxptr): Add missing list = list->next, so that there can be
16546 more than one entries in the list. Bump limit from 16 to 32. Ensure
16547 the list is sorted by ascending list->offset.
16548 (get_stridx_plus_constant): Adjust so that it can be also called with
16549 ADDR_EXPR instead of SSA_NAME as PTR.
16550 (handle_char_store): Pass NULL_TREE as second argument to
16553 2016-06-29 Richard Biener <rguenther@suse.de>
16555 PR rtl-optimization/68961
16556 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
16558 2016-06-29 Richard Biener <rguenther@suse.de>
16560 PR middle-end/71002
16561 * alias.c (component_uses_parent_alias_set_from): Handle
16562 type punning through union accesses by using the union alias set.
16563 * gimple.c (gimple_get_alias_set): Remove union type punning case.
16565 2016-07-29 Richard Biener <rguenther@suse.de>
16567 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
16568 precision not matching mode precision.
16570 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
16572 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
16573 pa_output_arg_descriptor.
16574 (call_val_symref_64bit_post_reload): Likewise.
16575 (call_val_powf_64bit_post_reload): Likewise.
16576 (sibcall_internal_symref_64bit): Likewise.
16577 (sibcall_value_internal_symref_64bit): Likewise.
16579 2016-06-28 Jakub Jelinek <jakub@redhat.com>
16581 PR middle-end/71626
16582 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
16583 a constant, force its SUBREG_REG into memory or register instead
16586 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
16589 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
16590 * doc/invoke.texi (AVR Options): Document it.
16592 2016-06-28 Walter Lee <walt@tilera.com>
16594 * config/tilegx/linux.h: Do not include arch/icache.h
16595 (CLEAR_INSN_CACHE): Provide inlined definition directly.
16596 * config/tilepro/linux.h: Do not include arch/icache.h
16597 (CLEAR_INSN_CACHE): Provide inlined definition directly.
16599 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
16601 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
16602 for big-endian BIT_FIELD_REF.
16604 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
16606 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
16607 ('size' attribute): Add '128'.
16609 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
16610 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
16611 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
16612 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
16613 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
16614 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
16615 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
16616 *trunc<mode>df2_odd): Set size attribute to '128'.
16617 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
16618 * config/rs6000/power6.md (power6-fp): Include dfp type.
16619 * config/rs6000/power7.md (power7-fp): Likewise.
16620 * config/rs6000/power8.md (power8-fp): Likewise.
16621 * config/rs6000/power9.md: New file.
16622 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
16623 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
16624 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
16626 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
16627 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
16628 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
16629 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
16630 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
16631 dfp_dscri_<mode>): Change type attribute to dfp.
16632 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
16633 attribute to vecsimple.
16634 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
16635 and prefetch streams.
16636 (rs6000_option_override_internal): Remove temporary code setting
16637 tuning to power8. Don't set rs6000_sched_groups for power9.
16638 (last_scheduled_insn): Change to rtx_insn *.
16639 (divide_cnt, vec_load_pendulum): New variables.
16640 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
16641 (rs6000_issue_rate): Set issue rate for Power9.
16642 (is_power9_pairable_vec_type): New.
16643 (power9_sched_reorder2): New.
16644 (rs6000_sched_reorder2): Call new function for Power9 specific
16646 (insn_must_be_first_in_group): Remove Power9.
16647 (insn_must_be_last_in_group): Likewise.
16648 (force_new_group): Likewise.
16649 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
16650 Initialize divide_cnt/vec_load_pendulum.
16651 (_rs6000_sched_context, rs6000_init_sched_context,
16652 rs6000_set_sched_context): Handle context save/restore of new
16655 2016-06-28 Richard Biener <rguenther@suse.de>
16657 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
16658 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
16659 COMPONENT_REF operand.
16660 (nonoverlapping_component_refs_p): Likewise.
16661 * stor-layout.c (start_bitfield_representative): Mark
16662 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
16664 2016-06-28 Jakub Jelinek <jakub@redhat.com>
16666 * Makefile.in: Don't cat ../stage_current if it does not exist.
16668 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
16669 last argument is a bit-field.
16671 PR rtl-optimization/71673
16672 * internal-fn.c (expand_arith_overflow_result_store): Use
16673 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
16674 expand_simple_binop.
16676 PR middle-end/66867
16677 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
16678 expand_ifn_atomic_compare_exchange): New functions.
16679 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
16680 * tree.h (build_call_expr_internal_loc): Rename to ...
16681 (build_call_expr_internal_loc_array): ... this. Fix up type of
16683 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
16684 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
16685 ATOMIC_COMPARE_EXCHANGE result.
16686 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
16687 * gimple-fold.h (optimize_atomic_compare_exchange_p,
16688 fold_builtin_atomic_compare_exchange): New prototypes.
16689 * gimple-fold.c (optimize_atomic_compare_exchange_p,
16690 fold_builtin_atomic_compare_exchange): New functions..
16691 * tree-ssa.c (execute_update_addresses_taken): If
16692 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
16693 of call when finding addressable vars, and if such var becomes
16694 non-addressable, call fold_builtin_atomic_compare_exchange.
16696 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
16699 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
16700 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
16702 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
16704 * config/rs6000/rs6000.md ('type' attribute): Add
16705 veclogical,veccmpfx,vecexts,vecmove insn types.
16706 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
16707 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
16708 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
16709 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
16710 *nabs<mode>2_hw): Change type to vecmove.
16711 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
16712 *boolcc<mode>3_internal, *eqv<mode>3_internal,
16713 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
16714 *ieee_128bit_vsx_abs<mode>2_internal,
16715 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
16716 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
16717 *ieee128_mtvsrd_32bit): Change type to veclogical.
16718 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
16719 *movdi_internal32, *movdi_internal64): Update insn types.
16720 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
16721 vsx_extract_<mode>): Change type to veclogical.
16722 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
16723 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
16724 *vsx_sign_extend_si_v2di): Change type to vecexts.
16725 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
16726 type to veclogical.
16727 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
16728 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
16729 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
16730 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
16731 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
16732 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
16733 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
16734 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
16735 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
16736 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
16737 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
16738 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
16739 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
16740 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
16741 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
16742 (ppc7450-vecsimple): Add veclogical, vecmove.
16743 (ppc7450-veccmp): Add veccmpfx.
16744 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
16746 (ppc8540_vector_compare): Add veccmpfx.
16747 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
16748 * config/rs6000/cell.md (cell-fp): Add fpsimple.
16749 (cell-vecsimple): Add veclogical, vecmove.
16750 (cell-veccmp): Add veccmpfx.
16751 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
16752 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
16754 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
16755 * config/rs6000/power4.md (power4-fp): Add fpsimple.
16756 (power4-vecsimple): Add veclogical, vecmove.
16757 (power4-veccmp): Add veccmpfx.
16758 * config/rs6000/power5.md (power5-fp): Add fpsimple.
16759 * config/rs6000/power6.md (power6-fp): Add fpsimple.
16760 (power6-vecsimple): Add veclogical, vecmove.
16761 (power6-veccmp): Add veccmpfx.
16762 * config/rs6000/power7.md (power7-fp): Add fpsimple.
16763 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
16764 * config/rs6000/power8.md (power8-fp): Add fpsimple.
16765 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
16766 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
16767 * config/rs6000/titan.md (titan_fp): Add fpsimple.
16768 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
16770 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
16772 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
16775 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16776 OPTION_MASK_P9_DFORM_VECTOR.
16777 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
16778 disable -mpower9-dform-vector when using reload.
16779 (quad_address_p): Remove 'gpr_p' argument and all associated code.
16780 New 'strict' argument. Update all callers. Add strict addressing
16782 (rs6000_legitimate_offset_address_p): Remove call to
16783 virtual_stack_registers_memory_p.
16784 (rs6000_legitimize_reload_address): Add quad address support.
16785 (rs6000_legitimate_address_p): Move call to quad_address_p above
16786 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
16787 to account for new strict usage.
16788 (rs6000_output_move_128bit): Adjust quad_address_p args to account
16789 for new strict usage.
16790 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
16792 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
16799 * config/i386/i386.c (ix86_spill_class): Disable condition to
16800 always return NO_REGS.
16802 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
16804 * predict.c: Include gimple-pretty-print.h
16805 (predicted_by_loop_heuristics_p): Check also
16806 PRED_LOOP_EXIT_WITH_RECURSION
16807 (predict_loops): Find self recursive calls and use special purpose
16808 predictors for them; dump log about decisions.
16809 (pass_profile::execute): Dump info about #of iterations.
16810 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
16811 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
16813 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
16815 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
16816 output_asm_insn calls and shorten long lines. Output .CALL
16817 argument descriptor using pa_output_arg_descriptor. Add various
16818 inline $$dyncall and other optimizations.
16819 (pa_attr_length_indirect_call): Adjust ordering and lengths.
16821 2016-06-25 Jakub Jelinek <jakub@redhat.com>
16823 PR tree-optimization/71643
16824 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
16827 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
16828 leak a bitmap if dep_bb is NULL.
16830 PR tree-optimization/71631
16831 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
16832 to rewrite_expr_tree even if negate_result, move new_lhs var
16833 declaration and initialization earlier, for powi_result set afterwards
16834 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
16835 if new_lhs != lhs, and don't shadow gsi var.
16837 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
16839 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
16840 Add in_loop parameter.
16841 (predict_loops): Add loop guard heuristics.
16842 * predict.def (PRED_LOOP_GUARD): New heuristics.
16844 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
16846 * predict.c: Include ipa-utils.h
16847 (tree_bb_level_prediction): Predict recursive calls.
16848 (tree_estimate_probability_bb): Skip inexpensive calls for call
16850 * predict.def (PRED_RECURSIVE_CALL): New.
16852 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16854 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
16855 (BU_FLOAT128_1): Likewise.
16857 (COPYSIGNQ): Likewise.
16858 (RS6000_BUILTIN_NANQ): Likewise.
16859 (RS6000_BUILTIN_NANSQ): Likewise.
16860 (RS6000_BUILTIN_INFQ): Likewise.
16861 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
16862 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
16863 (TARGET_FOLD_BUILTIN): New #define.
16864 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
16865 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
16866 (rs6000_fold_builtin): New target hook implementation, handling
16867 folding of 128-bit NaNs and infinities.
16868 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
16869 entries are filled in to avoid problems during bootstrap
16870 self-test; define builtins for 128-bit NaNs and infinities.
16871 (rs6000_opt_mask): Add entry for float128.
16872 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
16873 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
16874 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
16875 (const_str_type_node): New #define.
16876 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
16877 to a define_expand that dispatches to either copysign<mode>3_soft
16878 or copysign<mode>3_hard.
16879 (copysign<mode>3_hard): Rename from copysign<mode>3.
16880 (copysign<mode>3_soft): New define_insn.
16881 * doc/extend.texi: Document new builtins.
16883 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16885 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
16886 PRIu64 instead of lu.
16888 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
16891 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
16892 copy the type name.
16894 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16896 PR tree-optimization/71647
16897 * omp-low.c (lower_rec_input_clauses): Convert
16898 omp_clause_aligned_alignment (c) to size_type_node for the
16899 last argument of __builtin_assume_aligned.
16901 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
16903 * configure.ac (calling ___tls_get_addr via GOT): New
16904 assembler/linker check.
16905 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
16906 assembler and linker supports calling ___tls_get_addr via GOT.
16907 Otherise, defined to 0.
16908 * config.in: Regenerated.
16909 * configure: Likewise.
16910 * config/i386/constraints.md (Yb): New constraint.
16911 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
16912 (REG_CLASS_NAMES): Likewise.
16913 (REG_CLASS_CONTENTS): Likewise.
16914 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
16915 the b constraint with the Yb constraint. Call ___tls_get_addr
16916 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
16918 (*tls_local_dynamic_base_32_gnu): Likewise.
16919 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
16920 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
16921 (*tls_local_dynamic_base_64_<mode>): Likewise.
16923 2016-06-24 Martin Liska <mliska@suse.cz>
16925 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
16926 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
16928 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
16929 argument to true if the expected number of iterations is
16932 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
16934 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
16935 assemble for 32bit target.
16936 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
16937 and $ld_ix86_gld_32_opt to link for 32bit target.
16938 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
16939 * configure: Regenerate.
16941 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16943 * config/arm/arm.c (int_log2): Delete definition and prototype.
16944 (shift_op): Use exact_log2 instead of int_log2.
16945 (vfp3_const_double_for_fract_bits): Likewise.
16947 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16949 * internal-fn.c (expand_arith_set_overflow): New function.
16950 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
16952 (expand_arith_overflow_result_store): Likewise. Handle precision
16953 smaller than mode precision.
16954 * tree-vrp.c (extract_range_basic): For imag part, handle
16955 properly signed 1-bit precision result.
16956 * doc/extend.texi (__builtin_add_overflow): Document that last
16957 argument can't be pointer to enumerated or boolean type.
16958 (__builtin_add_overflow_p): Document that last argument can't
16959 have enumerated or boolean type.
16961 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16962 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16964 * config/rs6000/predicates.md (splat_input_operand): Rework.
16965 Don't allow constants, since the insns that use this predicate
16966 don't support constants. Constants are handled by other insns
16967 that are created via combine. During and after register
16968 allocation, only allow indexed or indirect addresses, and not
16969 general addresses. Only allow modes supported by the hardware.
16970 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
16971 comment. Move check for using VSPLTIS<x> to a common location,
16972 instead of doing it in two different places.
16974 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
16976 * config/i386/driver-i386.c (host_detect_local_cpu): Set
16977 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
16978 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
16979 signature_CENTAUR_ebx.
16981 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
16985 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
16986 (as_ix86_gas_32_opt): This.
16987 (ld_ix86_tls_ldm_opt): Renamed to ...
16988 (ld_ix86_gld_32_opt): This.
16989 (R_386_TLS_LDM reloc): Updated.
16990 (R_386_GOT32X reloc): New assembler/linker check.
16991 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
16992 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
16994 * config.in: Regenerated.
16995 * configure: Likewise.
16996 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
16997 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
16998 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
16999 if ix86_force_load_from_GOT_p returns true.
17000 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
17001 ix86_force_load_from_GOT_p returns true.
17002 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
17003 the external function address via the GOT slot.
17004 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
17005 HAVE_AS_IX86_GOT32X before returning false.
17006 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
17007 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
17009 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
17011 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
17013 2016-06-23 Andi Kleen <ak@linux.intel.com>
17015 * Makefile.in: Regenerate.
17016 * doc/install.texi: Document autoprofiledbootstrap.
17018 2016-06-23 Andi Kleen <ak@linux.intel.com>
17020 * config/i386/gcc-auto-profile: New file.
17022 2016-06-23 Martin Liska <mliska@suse.cz>
17024 PR middle-end/71619
17025 * predict.c (predict_loops): Revert the hunk that was removed
17028 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
17030 * config.gcc: Add support for arm*-*-phoenix* targets.
17031 * config/arm/t-phoenix: New.
17032 * config/phoenix.h: New.
17034 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
17035 H.J. Lu <hongjiu.lu@intel.com>
17038 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
17039 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
17040 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
17041 ix86_force_load_from_GOT_p returns true.
17042 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
17043 ix86_force_load_from_GOT_p returns true.
17044 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
17045 ix86_force_load_from_GOT_p returns true.
17046 (ix86_expand_move): Load the external function address via the
17047 GOT slot if ix86_force_load_from_GOT_p returns true.
17048 * config/i386/predicates.md (x86_64_immediate_operand): Return
17049 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
17050 (x86_64_zext_immediate_operand): Ditto.
17052 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
17054 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
17056 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17059 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
17060 * diagnostic.c (pedwarn_at_rich_loc): New function.
17061 * spellcheck.h (best_match::best_match): Add a
17062 "best_distance_so_far" optional parameter.
17063 (best_match::set_best_so_far): New method.
17064 (best_match::get_best_distance): New accessor.
17065 (best_match::get_best_candidate_length): New accessor.
17067 2016-06-22 Nick Clifton <nickc@redhat.com>
17069 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
17070 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
17071 modes are accepted as well.
17072 (ucompare_loc_descriptor): Likewise.
17073 (minmax_loc_descriptor): Likewise.
17074 (clz_loc_descriptor): Likewise.
17075 (popcount_loc_descriptor): Likewise.
17076 (bswap_loc_descriptor): Likewise.
17077 (rotate_loc_descriptor): Likewise.
17078 (mem_loc_descriptor): Likewise.
17079 (loc_descriptor): Likewise.
17081 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17083 * common.opt (fdiagnostics-parseable-fixits): New option.
17084 * diagnostic.c: Include "selftest.h".
17085 (print_escaped_string): New function.
17086 (print_parseable_fixits): New function.
17087 (diagnostic_report_diagnostic): Call print_parseable_fixits.
17088 (selftest::assert_print_escaped_string): New function.
17089 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
17090 (selftest::test_print_escaped_string): New function.
17091 (selftest::test_print_parseable_fixits_none): New function.
17092 (selftest::test_print_parseable_fixits_insert): New function.
17093 (selftest::test_print_parseable_fixits_remove): New function.
17094 (selftest::test_print_parseable_fixits_replace): New function.
17095 (selftest::diagnostic_c_tests): New function.
17096 * diagnostic.h (struct diagnostic_context): Add field
17097 "parseable_fixits_p".
17098 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
17099 -fdiagnostics-parseable-fixits.
17100 (-fdiagnostics-parseable-fixits): New option.
17101 * opts.c (common_handle_option): Handle
17102 -fdiagnostics-parseable-fixits.
17103 * selftest-run-tests.c (selftest::run_tests): Call
17104 selftest::diagnostic_c_tests.
17105 * selftest.h (selftest::diagnostic_c_tests): New prototype.
17107 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
17109 PR tree-optimization/71488
17110 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
17111 comparison of boolean vectors.
17112 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
17113 of boolean vectors using bitwise operations.
17115 2016-06-22 Andreas Schwab <schwab@suse.de>
17117 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
17118 Remove declaration.
17120 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
17122 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
17124 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
17126 * config/i386/i386.c (print_reg): Emit an error message on attempt to
17129 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17131 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
17132 * config/arm/arm-cores.def (cortex-a73): New entry.
17133 (cortex-a73.cortex-a35): Likewise.
17134 (cortex-a73.cortex-a53): Likewise.
17135 * config/arm/arm-tables.opt: Regenerate.
17136 * config/arm/arm-tune.md: Likewise.
17137 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
17138 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17139 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
17140 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17141 * doc/invoke.texi (ARM Options): Document cortex-a73,
17142 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
17144 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17146 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
17147 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
17148 (cortex-a73.cortex-a35): Likewise.
17149 (cortex-a73.cortex-a53): Likewise.
17150 * config/aarch64/aarch64-tune.md: Regenerate.
17151 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
17152 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
17155 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17157 * configure.ac (gcc_cv_as_compress_debug): Remove
17158 --compress-debug-sections as extra as switch.
17159 Handle gas --compress-debug-sections=type.
17160 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
17161 Handle gld --compress-debug-sections=type.
17162 * configure: Regenerate.
17164 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
17166 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
17168 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
17170 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
17171 (do_rewrite): likewise.
17173 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17175 * common/config/mep/mep-common.c: Remove.
17176 * config.gcc: Remove mep-* support.
17177 * config/mep/constraints.md: Remove.
17178 * config/mep/default.h: Remove.
17179 * config/mep/intrinsics.h: Remove.
17180 * config/mep/intrinsics.md: Remove.
17181 * config/mep/ivc2-template.h: Remove.
17182 * config/mep/mep-c5.cpu: Remove.
17183 * config/mep/mep-core.cpu: Remove.
17184 * config/mep/mep-default.cpu: Remove.
17185 * config/mep/mep-ext-cop.cpu: Remove.
17186 * config/mep/mep-intrin.h: Remove.
17187 * config/mep/mep-ivc2.cpu: Remove.
17188 * config/mep/mep-pragma.c: Remove.
17189 * config/mep/mep-protos.h: Remove.
17190 * config/mep/mep.c: Remove.
17191 * config/mep/mep.cpu: Remove.
17192 * config/mep/mep.h: Remove.
17193 * config/mep/mep.md: Remove.
17194 * config/mep/mep.opt: Remove.
17195 * config/mep/predicates.md: Remove.
17196 * config/mep/t-mep: Remove.
17197 * doc/install.texi: Remove mep-* documentation.
17198 * doc/md.texi: Likewise.
17200 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17202 * config.gcc: Remove support for avr-rtems.
17203 * config/avr/gen-avr-mmcu-specs.c: Likewise.
17204 * config/avr/rtems.h: Remove.
17205 * config/avr/t-rtems: Remove.
17207 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17209 * config.gcc: Remove m32r-rtems support.
17210 * config/m32r/rtems.h: Remove.
17212 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17214 * config.gcc: Remove h8300-rtems support.
17215 * config/h8300/rtems.h: Remove.
17216 * config/h8300/t-rtems: Remove.
17218 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17220 * config.gcc: Remove support for knetbsd.
17221 * configure.ac: Likewise.
17222 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
17223 * config/knetbsd-gnu.h: Remove.
17224 * configure: Regenerate.
17226 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17228 * config.gcc: Remove support for openbsd 2 and 3.
17229 * config/openbsd-oldgas.h: Remove.
17231 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17233 * config.gcc: Remove interix support.
17234 * config/i386/i386-interix.h: Remove.
17235 * config/i386/interix.opt: Remove.
17236 * config/i386/t-interix: Remove.
17237 * configure: Regenerate.
17238 * configure.ac: Remove interix support.
17239 * doc/install.texi: Remove interix documentation.
17241 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
17243 * config/rs6000/rs6000.h: Add conditional preprocessing directives
17244 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
17247 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
17249 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
17250 they are both PLACEHOLDER_EXPRs.
17252 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
17254 * stor-layout.c (layout_type): Move setting complex MODE to
17255 layout_type, instead of setting it ahead of time by the caller.
17256 * tree.c (build_complex_type): Likewise.
17258 2016-06-21 Martin Liska <mliska@suse.cz>
17260 * predict.c (force_edge_cold): Replace imposisble with
17263 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
17265 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
17266 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
17268 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
17270 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
17272 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
17273 Ilya Enkovich <ilya.enkovich@intel.com>
17276 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
17277 New member function to convert V1TImode register to SUBREG
17278 TImode in debug insn.
17279 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
17280 after changing register mode to V1TImode.
17282 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
17284 * config/aarch64/aarch64-cores.def (vulcan): New core.
17285 * config/aarch64/aarch64-tune.md: Regenerate.
17286 * doc/invoke.texi: Document vulcan as an available option.
17288 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
17290 * cse.c (canon_asm_operands): New function extracted from...
17291 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
17292 either standalone or member of a PARALLEL.
17294 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
17297 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
17298 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
17299 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
17301 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
17304 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
17305 constant addresses if can_create_pseudo_p.
17307 2016-06-21 Jakub Jelinek <jakub@redhat.com>
17309 PR tree-optimization/71588
17310 * tree-ssa-strlen.c (valid_builtin_call): New function.
17311 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
17314 2016-06-20 Jakub Jelinek <jakub@redhat.com>
17316 PR middle-end/71581
17317 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
17318 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
17319 for conversion of scalar user var to complex type and use the
17320 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
17323 PR rtl-optimization/71591
17324 * toplev.c (toplev::run_self_tests): If no_backend, complain and
17325 don't run any tests.
17327 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
17330 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
17331 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
17332 space for PIC with non-v32 and the common non-PIC "jump".
17334 2016-06-20 Jakub Jelinek <jakub@redhat.com>
17337 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
17338 returned values and add UN*/LTGT/*ORDERED cases with values matching
17339 D operand modifier on vcmp for AVX.
17341 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17343 * config/aarch64/aarch64.opt
17344 (mpc-relative-literal-loads): Rename internal option name.
17345 * config/aarch64/aarch64.c
17346 (aarch64_nopcrelative_literal_loads): Rename to
17347 aarch64_pcrelative_literal_loads.
17348 (aarch64_expand_mov_immediate): Likewise.
17349 (aarch64_secondary_reload): Likewise.
17350 (aarch64_can_use_per_function_literal_pools_p): Likewise.
17351 (aarch64_override_options_after_change_1): Rename and simplify logic.
17352 (aarch64_classify_symbol): Merge large model checks into switch,
17353 remove pc-relative load check.
17355 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17357 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
17358 costs relative to the cost of a register move.
17360 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17362 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
17363 (vcvt_n_f64_u64): Likewise.
17364 (vcvt_n_s64_f64): Likewise.
17365 (vcvt_n_u64_f64): Likewise.
17366 (vcvt_f64_s64): Likewise.
17367 (vrecpe_f64): Likewise.
17368 (vcvt_f64_u64): Likewise.
17369 (vrecps_f64): Likewise.
17371 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17373 * config/aarch64/aarch64.md
17374 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
17376 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
17378 * config/aarch64/aarch64-builtins.c
17379 (aarch64_types_binop_uss_qualifiers): Delete.
17380 (TYPES_BINOP_USS): Likewise.
17381 (aarch64_types_binop_sus_qualifiers): Likewise.
17382 (TYPES_BINOP_SUS): Likewise.
17383 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
17384 (TYPES_FCVTIMM_SUS): Likewise.
17385 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
17387 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
17388 (fcvtzs): Use SHIFTIMM rather than BINOP.
17389 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
17391 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17393 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
17394 costs relative to the cost of a register move.
17396 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17398 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
17399 Allow scalar/single vector modes to be tieable.
17401 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17403 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
17405 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17407 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
17409 * tree.h (TYPE_ALIGN): Likewise.
17411 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
17414 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
17416 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
17418 * config/avr/avr.c (avr_print_operand): Fix "format not a string
17419 literal" build warnings.
17420 (avr_print_operand_address): Dito.
17422 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
17425 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
17426 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
17428 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
17430 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
17432 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
17435 * reload1.c (reload): Pass 0 to finish_spills when called because
17436 update_eliminables_and_spill returns true and remove did_spill.
17437 (finish_spills): Adjust comment and document GLOBAL parameter.
17439 2016-06-17 DJ Delorie <dj@redhat.com>
17442 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
17443 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
17444 (umulqihi3_virt): Likewise.
17445 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
17446 (umulqihi3_real): Likewise.
17448 2016-06-17 Martin Liska <mliska@suse.cz>
17450 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
17452 2016-06-17 Martin Liska <mliska@suse.cz>
17454 * predict.def: PRED_LOOP_EXIT from 92 to 85.
17456 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
17458 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
17460 (vaddq_f32): Likewise.
17461 (vmul_f32): Likewise.
17462 (vmulq_f32): Likewise.
17463 (vsub_f32): Likewise.
17464 (vsubq_f32): Likewise.
17466 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17468 PR tree-optimization/71347
17469 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
17470 cost for all uses in group.
17472 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17474 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
17475 insert gimple seq if it's not empty.
17477 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17479 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
17481 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
17482 rather than OFFSET.
17483 (comp_dr_with_seg_len_pair): Ditto.
17484 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
17485 struct dr_with_seg_len_pair against DR_OFFSET.
17486 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
17487 DR_OFFSET directly.
17489 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
17491 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
17493 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
17495 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
17496 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
17497 (pa_output_millicode_call): Likewise.
17498 (pa_output_call): Likewise.
17499 (pa_output_indirect_call): Likewise.
17500 (pa_asm_output_mi_thunk): Likewise.
17502 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17504 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
17506 2016-06-16 Martin Liska <mliska@suse.cz>
17508 * predict.c (combine_predictions_for_insn): When we find a first
17509 match predictor, we should consider just predictors with
17510 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
17511 DS theory predictor.
17512 (combine_predictions_for_bb): Likewise.
17514 2016-06-16 Jakub Jelinek <jakub@redhat.com>
17516 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
17517 with base of reference to struct.
17519 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
17521 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
17523 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17526 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
17527 progmem_swtable_section.
17528 (progmem_swtable_section): Remove.
17529 (avr_asm_function_rodata_section): Remove.
17530 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
17531 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
17533 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
17535 * config/i386/driver-i386.c (host_detect_local_cpu): Set
17536 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
17537 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
17538 signature_CENTAUR_ebx.
17539 * config/i386/i386.c (ix86_option_override_internal): Add
17540 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
17541 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
17542 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
17544 2016-06-16 Martin Liska <mliska@suse.cz>
17546 * predict.def: Add fortran loop preheader predictor.
17547 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
17548 fold IFN_BUILTIN_EXPECT with a known constant argument.
17550 2016-06-16 Martin Liska <mliska@suse.cz>
17552 * predict.def: Add 'Fortran' to display text of all
17553 PRED_FORTRAN_* predictors.
17555 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
17558 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
17559 [IA64_BUILTIN_NANSQ]: Ditto.
17560 (ia64_fold_builtin): New function.
17561 (TARGET_FOLD_BUILTIN): New define.
17562 (ia64_init_builtins) Declare const_string_type node.
17563 Add __builtin_nanq and __builtin_nansq builtin functions.
17564 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
17566 2016-06-16 Nick Clifton <nickc@redhat.com>
17568 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
17569 MSP430_HWMULT_ prefix to enum values.
17570 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
17571 * config/msp430/msp430.c: Update use of enum values.
17572 * config/msp430/msp430.md: Likewise.
17573 * config/msp430/msp430.opt: Likewise.
17575 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
17577 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
17578 of comparsions in the last iteration.
17580 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
17581 Joern Rennecke <joern.rennecke@embecosm.com>
17583 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
17585 (arc_needs_pcl_p): Add GOTOFFPC.
17586 (arc_legitimate_pic_addr_p): Likewise.
17587 (arc_output_pic_addr_const): Likewise.
17588 (arc_legitimize_pic_address): Generate a pc-relative address using
17590 (arc_output_libcall): Use @pcl syntax.
17591 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
17592 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
17593 (*movsi_insn): Use @pcl syntax.
17594 (doloop_begin_i): Likewise.
17596 2016-06-16 Martin Liska <mliska@suse.cz>
17598 * predict.def: Define a new predictor.
17600 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
17602 * config/arc/arc.opt (mtp-regno): Update text.
17604 2016-06-16 Renlin Li <renlin.li@arm.com>
17606 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
17608 2016-06-16 Jakub Jelinek <jakub@redhat.com>
17611 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
17612 (setcc + and peephole2): Likewise.
17614 PR rtl-optimization/71532
17615 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
17618 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
17620 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
17621 DImode constants with XXSPLTIB in vector registers.
17622 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
17623 vsx_extract_<mode>_internal{1,2} into a single insn that handles
17624 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
17625 extraction of the element at the top of the register as a scalar
17627 (vsx_extract_<mode>_internal1): Likewise.
17628 (vsx_extract_<mode>_internal2): Likewise.
17629 * config/rs6000/constraints.md (wi constraint): Remove a comment
17630 about DImode not being allowed in Altivec registers.
17631 (wB constraint): New constraint for constants that can be
17632 generated in Altivec registers with VSPLTISW/VUPKHSW.
17633 * config/rs6000/predicates.md (xxspltib_constant_split): Update
17635 (xxspltib_constant_nosplit): Likewise.
17636 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
17637 support for -mupper-regs-di to enable DImode to go into Altivec
17639 (POWERPC_MASKS): Likewise.
17640 (power7 cpu): Likewise.
17641 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
17642 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
17643 for DImode being allowed in Altivec registers. Update wi/wj
17644 constraints. Set scalar_in_vmx_p flag.
17645 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
17646 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
17647 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
17648 (rs6000_opt_masks): Add -mupper-regs-di.
17649 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
17650 direct move to use wi and not wj.
17651 (lfiwzx): Likewise.
17652 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
17654 (floatunssi<mode>2_lfiwzx_mem): Likewise.
17655 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
17656 any VSX register, instead of just Altivec registers, to allow
17657 either operand to be an Altivec register or both.
17658 (fixuns_trunc<mode>di2_fctiduz): Likewise.
17659 (movdi_internal32): Add support for -mupper-regs-di. Add support
17660 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
17661 the alternatives and attributes to be lined up to be easier to
17663 (movdi_internal64): Likewise.
17664 (64-bit DImode splitters): Change predicates to only split loading
17665 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
17666 load constants in ISA 3.0 or ISA 2.07 respectively.
17667 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
17668 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
17669 mention -mcpu=power9 sets these options.
17670 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
17673 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17676 * config/avr/avr.c (avr_set_current_function): Warn misspelled
17677 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
17678 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
17679 by default to warn misspelled interrupt/ signal handler.
17680 * doc/invoke.texi (AVR Options): Document it. Update description
17681 for -nodevicelib option.
17683 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17685 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
17686 up parentheses. Use GET_MODE_UNIT_BITSIZE.
17687 (aarch64_<sur>shll2_n<mode>): Likewise.
17689 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
17691 PR middle-end/71529
17692 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
17693 DECL_CONTEXT for copied arguments.
17695 2016-06-15 Alan Hayward <alan.hayward@arm.com>
17697 PR tree-optimization/71483
17698 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
17701 2016-06-15 Martin Liska <mliska@suse.cz>
17703 * predict.c (tree_predict_by_opcode): Call predict_edge_def
17704 instead of predict_edge w/o a probability.
17706 2016-06-15 Alan Hayward <alan.hayward@arm.com>
17708 PR tree-optimization/71439
17709 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
17712 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17714 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
17715 register subregs in SET_SRC.
17717 2016-06-15 Richard Biener <rguenther@suse.de>
17719 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
17720 store restrictions.
17722 2016-06-15 Richard Biener <rguenther@suse.de>
17724 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
17725 not consider dependences between accesses that belong to the
17727 (vect_analyze_data_ref_dependences): Do not analyze read-read
17728 or self-dependences.
17730 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17732 * spellcheck-tree.c: Include spellcheck-tree.h rather than
17734 (find_closest_identifier): Reimplement in terms of
17735 best_match<tree,tree>.
17736 * spellcheck-tree.h: New file.
17737 * spellcheck.c (struct edit_distance_traits<const char *>): New
17739 (find_closest_string): Reimplement in terms of
17740 best_match<const char *, const char *>.
17741 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
17742 overload to spellcheck-tree.h.
17743 (find_closest_identifier): Likewise.
17744 (struct edit_distance_traits<T>): New template.
17745 (class best_match): New class.
17747 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17749 * selftest-run-tests.c (selftest::run_tests): Call
17750 selftest::spellcheck_tree_c_tests.
17751 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
17752 * spellcheck-tree.c: Include selftest.h and stringpool.h.
17753 (selftest::test_find_closest_identifier): New function.
17754 (selftest::spellcheck_tree_c_tests): New function.
17755 * spellcheck.c (selftest::test_find_closest_string): Verify that
17756 the order of the vec does not affect the results for this case.
17757 (selftest::test_data): New array.
17758 (selftest::test_metric_conditions): New function.
17759 (selftest::spellcheck_c_tests): Add a test of case-comparison.
17760 Call selftest::test_metric_conditions.
17762 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17764 * config/rs6000/rs6000-builtin.def (commentary): Typo.
17765 (BU_P9_MISC_1): Likewise.
17766 (BU_P9_64BIT_MISC_0): Likewise.
17767 (BU_P9_MISC_0): Likewise.
17769 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17771 * gcc-rich-location.c
17772 (gcc_rich_location::add_fixit_misspelled_id): New method.
17773 * gcc-rich-location.h
17774 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
17776 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
17778 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
17779 FreeBSD 11 and above.
17781 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
17783 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
17785 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17787 * expmed.h: Close parenthesis in "at your option" in copyright
17789 * lower-subreg.h: Likewise.
17791 2016-06-14 Richard Biener <rguenther@suse.de>
17793 PR middle-end/71526
17794 * genmatch.c (expr::gen_transform): Use in_type for comparisons
17797 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17799 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
17801 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
17802 mask+shift version.
17803 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
17805 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
17806 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
17808 2016-06-14 Richard Biener <rguenther@suse.de>
17810 PR tree-optimization/71522
17811 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
17812 copying into float copying.
17814 2016-06-14 Jakub Jelinek <jakub@redhat.com>
17816 PR tree-optimization/71520
17817 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
17818 (replace_block_by): Move user labels from bb1 to bb2.
17820 2016-06-14 Richard Biener <rguenther@suse.de>
17822 PR middle-end/71310
17824 * expr.h (get_bit_range): Declare.
17825 * expr.c (get_bit_range): Export.
17826 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
17827 word_mode again to constrain the bitfield access.
17829 2016-06-14 Richard Biener <rguenther@suse.de>
17831 PR tree-optimization/71521
17832 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
17833 division int_const_binop against zero divisor.
17835 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
17837 * config/i386/i386.md (signbittf2): New expander.
17838 * config/i386/sse.md (ptesttf2): New insn pattern.
17840 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17843 * input.c (selftest::test_reading_source_line): Avoid reading from
17844 __FILE__ by creating a tempfile with known content and reading
17847 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17849 * pretty-print.c (assert_pp_format_colored): Skip the test if
17851 (test_pp_format): Remove comment about GCC_COLORS.
17853 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17855 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
17856 * pretty-print.c (assert_pp_format_va): Add location param and use
17857 it with ASSERT_STREQ_AT.
17858 (assert_pp_format): Add location param and pass it to
17859 assert_pp_format_va.
17860 (assert_pp_format_colored): Likewise.
17861 (ASSERT_PP_FORMAT_1): New.
17862 (ASSERT_PP_FORMAT_2): New.
17863 (ASSERT_PP_FORMAT_3): New.
17864 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
17865 explicitly, or implicitly via the above macros.
17866 * selftest.c (selftest::pass): Use a selftest::location rather
17867 than file and line.
17868 (selftest::fail): Likewise. Print the function name.
17869 (selftest::fail_formatted): Likewise.
17870 (selftest::assert_streq): Use a selftest::location rather than
17872 * selftest.h (selftest::location): New struct.
17873 (SELFTEST_LOCATION): New macro.
17874 (selftest::pass): Accept a const location & rather than file
17876 (selftest::fail): Likewise.
17877 (selftest::fail_formatted): Likewise.
17878 (selftest::assert_streq): Likewise.
17879 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
17880 (ASSERT_FALSE): Likewise.
17881 (ASSERT_EQ): Likewise.
17882 (ASSERT_NE): Likewise.
17883 (ASSERT_STREQ): Likewise.
17884 (ASSERT_PRED1): Likewise.
17885 (ASSERT_STREQ_AT): New macro.
17887 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17889 * selftest.c (selftest::fail_formatted): New function.
17890 (selftest::assert_streq): New function.
17891 * selftest.h (selftests::fail_formatted): New decl.
17892 (selftest::assert_streq): New decl.
17893 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
17895 2016-06-13 Jeff Law <law@redhat.com>
17897 PR tree-optimization/71403
17898 * tree-ssa-threadbackward.c
17899 (convert_and_register_jump_thread_path): No longer accept reference
17900 to path. Do not pop items off the path anymore.
17901 (fsm_find_control_statement_thread_paths): Do not allow threading
17902 to a deeper loop nest. Pop the last item off the path here rather
17903 than in convert_and_register_jump_thread_path.
17905 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17906 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
17908 [AArch64] Emit division using the Newton series
17910 * config/aarch64/aarch64-protos.h
17911 (cpu_approx_modes): Add new member "division".
17912 (aarch64_emit_approx_div): Declare new function.
17913 * config/aarch64/aarch64.c
17914 (generic_approx_modes): New member "division".
17915 (exynosm1_approx_modes): Likewise.
17916 (xgene1_approx_modes): Likewise.
17917 (aarch64_emit_approx_div): Define new function.
17918 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
17919 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
17920 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
17921 * doc/invoke.texi (-mlow-precision-div): Describe new option.
17923 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17924 Wilco Dijkstra <wilco.dijkstra@arm.com>
17926 [AArch64] Emit square root using the Newton series
17928 * config/aarch64/aarch64-protos.h
17929 (aarch64_emit_approx_rsqrt): Replace with new function
17930 "aarch64_emit_approx_sqrt".
17931 (cpu_approx_modes): New member "sqrt".
17932 * config/aarch64/aarch64.c
17933 (generic_approx_modes): New member "sqrt".
17934 (exynosm1_approx_modes): Likewise.
17935 (xgene1_approx_modes): Likewise.
17936 (aarch64_emit_approx_rsqrt): Replace with new function
17937 "aarch64_emit_approx_sqrt".
17938 (aarch64_override_options_after_change_1): Handle new option.
17939 * config/aarch64/aarch64-simd.md
17940 (rsqrt<mode>2): Use new function instead.
17941 (sqrt<mode>2): New expansion and insn definitions.
17942 * config/aarch64/aarch64.md: Likewise.
17943 * config/aarch64/aarch64.opt
17944 (mlow-precision-sqrt): Add new option description.
17945 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
17947 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17949 [AArch64] Add more choices for the reciprocal square root approximation
17951 Allow a target to prefer such operation depending on the operation mode.
17953 * config/aarch64/aarch64-protos.h
17954 (AARCH64_APPROX_MODE): New macro.
17955 (AARCH64_APPROX_{NONE,ALL}): Likewise.
17956 (cpu_approx_modes): New structure.
17957 (tune_params): New member "approx_modes".
17958 * config/aarch64/aarch64-tuning-flags.def
17959 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
17960 * config/aarch64/aarch64.c
17961 (generic_approx_modes): New core "cpu_approx_modes" structure.
17962 (exynosm1_approx_modes): Likewise.
17963 (xgene1_approx_modes): Likewise.
17964 (generic_tunings): New member "approx_modes".
17965 (cortexa35_tunings): Likewise.
17966 (cortexa53_tunings): Likewise.
17967 (cortexa57_tunings): Likewise.
17968 (cortexa72_tunings): Likewise.
17969 (exynosm1_tunings): Likewise.
17970 (thunderx_tunings): Likewise.
17971 (xgene1_tunings): Likewise.
17972 (use_rsqrt_p): New argument for the mode and use new member from
17974 (aarch64_builtin_reciprocal): Devise mode from builtin.
17975 (aarch64_optab_supported_p): New argument for the mode.
17976 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
17978 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
17980 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
17981 RS6000_BTM_MODULO flag into the set of flags that are considered
17982 to be part of the common configuration.
17984 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
17986 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
17987 difference unsigned.
17988 (vec_absdb): New macro for vector absolute difference unsigned
17990 (vec_absdh): New macro for vector absolute difference unsigned
17992 (vec_absdw): New macro for vector absolute difference unsigned word.
17993 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
17994 (vadu<mode>3): New insn.
17995 (*p9_vadu<mode>3): New insn.
17996 * config/rs6000/rs6000-builtin.def (vadub): New built-in
17998 (vaduh): New built-in definition.
17999 (vaduw): New built-in definition.
18000 (vadu): New overloaded built-in definition.
18001 (vadub): New overloaded built-in definition.
18002 (vaduh): New overloaded built-in definition.
18003 (vaduw): New overloaded built-in definition.
18004 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18005 overloaded vector absolute difference unsigned functions.
18006 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18007 the ISA 3.0 vector absolute difference unsigned built-in functions.
18009 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
18011 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
18012 update shared_lookup_references only once after changing operands.
18014 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
18016 PR middle-end/71373
18017 * tree-nested.c (convert_nonlocal_omp_clauses)
18018 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
18020 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
18021 * tree.def (CASE_LABEL_EXPR): Likewise.
18023 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
18026 * input.c (test_builtins): Fix an assertion.
18028 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18030 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
18031 (paritysi2): Ditto.
18033 (isinf<mode>2): Ditto.
18035 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18037 * ggc-tests.c (test_finalization): Only test need_finalization_p
18038 for GCC_VERSION >= 4003.
18040 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18042 * config/s390/vecintrin.h: Fix file description in comment.
18044 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18046 * config/s390/s390-builtin-types.def: Change builtin type naming
18047 scheme to match builtin-types.def.
18049 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
18051 * fold-const.c (optimize_minmax_comparison): Remove.
18052 (fold_comparison): Remove call to the above.
18053 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
18054 New transformations.
18056 2016-06-13 Alan Hayward <alan.hayward@arm.com>
18058 PR tree-optimization/71416
18059 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
18062 2016-06-13 Martin Liska <mliska@suse.cz>
18064 * predict.c (enum predictor_reason): Prefix enum with REASON_.
18065 (combine_predictions_for_insn): Likewise.
18066 (prune_predictions_for_bb): Likewise.
18067 (combine_predictions_for_bb): Likewise.
18069 2016-06-13 Richard Biener <rguenther@suse.de>
18071 PR tree-optimization/71505
18072 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
18073 assert match comment.
18075 2016-06-13 Marek Polacek <polacek@redhat.com>
18077 PR middle-end/71476
18078 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
18079 gimplify_switch_expr.
18080 (warn_switch_unreachable_r): New function.
18082 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18085 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
18088 2016-06-13 Richard Biener <rguenther@suse.de>
18090 PR middle-end/64516
18091 * fold-const.c (fold_unary_loc): Preserve alignment when
18092 folding a VIEW_CONVERT_EXPR into a MEM_REF.
18094 2016-06-13 Martin Liska <mliska@suse.cz>
18097 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
18098 w/ -fsanitize=bounds.
18100 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18102 * config/i386/i386.c (ix86_init_builtins): Calculate
18103 FLOAT128_FTYPE_CONST_STRING function type only once.
18104 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
18105 built-in functions are available for x86-32 and x86-64 targets.
18107 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18110 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
18111 New primitive type.
18112 (FLOAT128_FTYPE_CONST_STRING): New function type.
18113 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
18114 [IX86_BUILTIN_NANSQ]: Ditto.
18115 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18116 (ix86_init_builtin_types): Declare const_string_type_node.
18117 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
18119 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18120 * doc/extend.texi (x86 Built-in Functions): Document
18121 __builtin_nanq and __builtin_nansq.
18123 2016-06-11 Jiong Wang <jiong.wang@arm.com>
18126 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
18127 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
18128 length for pop patterns.
18129 (arm_attr_length_push_multi): Update comments.
18130 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
18132 (*pop_multiple_with_writeback_and_return): Likewise.
18133 (*pop_multiple_with_return): Likewise.
18135 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
18137 PR middle-end/71310
18138 * fold-const.c (optimize_bit_field_compare): Don't try to use
18139 word_mode unconditionally for reading the bit field, look at
18140 DECL_BIT_FIELD_REPRESENTATIVE instead.
18142 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
18144 PR middle-end/71478
18145 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
18146 vector integer type.
18148 2016-06-10 Jakub Jelinek <jakub@redhat.com>
18150 PR middle-end/71494
18151 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
18152 without LABEL_DECL, set *handled_ops_p to false instead of true.
18154 2016-06-10 Martin Sebor <msebor@redhat.com>
18157 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
18158 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
18159 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
18161 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
18162 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
18163 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
18164 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
18165 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
18166 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
18167 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
18168 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
18170 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18172 * config/arm/arm.h (pool_vector_label,
18173 return_used_this_function): Remove.
18175 2016-06-10 Jeff Law <law@redhat.com>
18177 PR tree-optimization/71335
18178 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
18179 zero length paths here.
18180 (convert_and_register_jump_thread_path): Remove hacks related to
18181 duplicated blocks in the jump thread path.
18182 (fsm_find_control_statement_thread_paths): Avoid putting the same
18183 block on the thread path twice, but ensure the thread path is
18184 unchanged from the caller's point of view.
18186 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18188 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
18189 * predict.def (PRED_LOOP_BRANCH): Remove.
18191 2016-06-10 David Malcolm <dmalcolm@redhat.com>
18193 * Makefile.in (OBJS): Add ggc-tests.o.
18194 (GTFILES): Add ggc-tests.c.
18195 * ggc-tests.c: New file.
18196 * selftest-run-tests.c (selftest::run_tests): Call
18197 selftest::ggc_tests_c_tests.
18198 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
18200 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
18202 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
18204 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
18207 * varasm.c (place_block_symbol): Adjust alignment for asan protected
18208 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
18210 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18212 * profile.c: Include cfgloop.h.
18213 (branch_prob): Compute estimated number of iterations.
18214 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
18215 recompute estimate number of iterations from profile.
18217 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18219 PR inline-asm/68843
18220 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
18221 must be grouped on top of stack. Don't force early clobber
18222 on ordinary reg outputs.
18224 2016-06-10 Richard Biener <rguenther@suse.de>
18226 * targhooks.c (default_builtin_vectorization_cost): Adjust
18227 vec_construct cost.
18229 2016-06-10 Richard Biener <rguenther@suse.de>
18231 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
18232 to fold the RHS to a constant if possible.
18234 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
18236 PR middle-end/71373
18237 * tree-nested.c (convert_nonlocal_omp_clauses)
18238 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
18239 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
18240 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
18242 * gimplify.c (gimplify_adjust_omp_clauses): Discard
18244 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
18246 * omp-low.c (scan_sharing_clauses): Don't expect
18247 OMP_CLAUSE__CACHE_.
18249 2016-06-10 Alan Hayward <alan.hayward@arm.com>
18251 PR tree-optimization/71407
18252 PR tree-optimization/71416
18253 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
18254 BIT_FIELD_REF type.
18256 2016-06-10 Richard Biener <rguenther@suse.de>
18258 PR middle-end/71477
18259 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
18261 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
18263 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
18265 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
18266 Jiong Wang <jiong.wang@arm.com>
18268 PR rtl-optimization/70751
18269 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
18270 spilled into memory.
18272 2016-06-09 Jonathan Yong <10walls@gmail.com>
18275 2015-09-21 Jonathan Yong <10walls@gmail.com>
18277 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
18278 sysroot/usr/lib/32api for additional win32 libraries,
18279 fixes failing Cygwin bootstrapping.
18281 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
18283 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
18286 2016-06-09 David Malcolm <dmalcolm@redhat.com>
18289 * pretty-print.c (pp_indent): Specify that %p is printed in a
18290 host-dependent manner.
18291 (test_pp_format): Remove the test for %p.
18293 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
18295 * config/mips/mips.c (mips_output_jump): Fix formatting.
18297 2016-06-09 Richard Biener <rguenther@suse.de>
18299 PR tree-optimization/71462
18300 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
18303 2016-06-09 Martin Liska <mliska@suse.cz>
18305 * predict.c (dump_prediction): Add new argument.
18306 (enum predictor_reason): New enum.
18307 (struct predictor_hash): New struct.
18308 (predictor_hash::hash): New function.
18309 (predictor_hash::equal): Likewise.
18310 (not_removed_prediction_p): New function.
18311 (prune_predictions_for_bb): Likewise.
18312 (combine_predictions_for_bb): Prune predictions.
18314 2016-06-09 Martin Liska <mliska@suse.cz>
18316 * predict.c (filter_predictions): New function.
18317 (remove_predictions_associated_with_edge): Use the filter
18319 (equal_edge_p): New function.
18321 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
18323 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
18324 Correct usage of @samp vs @option, add @samp where appropriate.
18325 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
18326 Add armv6s-m and document it, as it is no official ARM name.
18328 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18330 * ifcvt.c (struct noce_if_info): Add transform_name field.
18331 (noce_try_move): Set if_info->transform_name to the function name.
18332 (noce_try_ifelse_collapse): Likewise.
18333 (noce_try_store_flag): Likewise.
18334 (noce_try_inverse_constants): Likewise.
18335 (noce_try_store_flag_constants): Likewise.
18336 (noce_try_addcc): Likewise.
18337 (noce_try_store_flag_mask): Likewise.
18338 (noce_try_cmove): Likewise.
18339 (noce_try_cmove_arith): Likewise.
18340 (noce_try_minmax): Likewise.
18341 (noce_try_abs): Likewise.
18342 (noce_try_sign_mask): Likewise.
18343 (noce_try_bitop): Likewise.
18344 (noce_convert_multiple_sets): Likewise.
18345 (noce_process_if_block): Print if_info->transform_name to
18346 dump_file if transformation succeeded.
18348 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18350 * config/arm/cortex-a57.md (cortex_a57_alu):
18353 2016-06-08 Martin Sebor <msebor@redhat.com>
18354 Jakub Jelinek <jakub@redhat.com>
18358 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
18359 BUILT_IN_MUL_OVERFLOW_P): New builtins.
18360 * builtins.c: Include gimple-fold.h.
18361 (fold_builtin_arith_overflow): Handle
18362 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
18363 (fold_builtin_3): Likewise.
18364 * doc/extend.texi (Integer Overflow Builtins): Document
18365 __builtin_{add,sub,mul}_overflow_p.
18367 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
18369 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
18370 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
18372 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
18374 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
18375 Rewrite, looking one level down for records and arrays.
18377 2016-06-08 David Malcolm <dmalcolm@redhat.com>
18379 * pretty-print.c: Include "selftest.h".
18380 (pp_format): Fix comment.
18381 (identifier_to_locale): Likewise.
18382 (selftest::test_basic_printing): New function.
18383 (selftest::assert_pp_format): New function.
18384 (selftest::test_pp_format): New function.
18385 (selftest::pretty_print_c_tests): New function.
18386 * selftest-run-tests.c (selftest::run_tests): Call
18387 selftest::pretty_print_c_tests.
18388 * selftest.h (pretty_print_c_tests): New declaration.
18390 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18392 * invoke.texi (max-loop-headers-insns): Document.
18393 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
18394 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
18395 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
18397 2016-06-08 Richard Biener <rguenther@suse.de>
18399 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
18400 on strided SLP loads and fall back to scalar loads in case
18401 we can't chunk them.
18403 2016-06-08 Richard Biener <rguenther@suse.de>
18405 PR tree-optimization/71452
18406 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
18407 type used for the SSA rewrite has enough precision to cover
18408 the dynamic type of the location.
18410 2016-06-08 Jakub Jelinek <jakub@redhat.com>
18411 Richard Biener <rguenther@suse.de>
18414 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
18415 the same as DECL_P (base0) for indirect_base0. Use equality_code
18416 in one further place.
18418 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
18420 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
18421 to one word if the field is known to overlap other words.
18422 (extract_bit_field_1): Likewise.
18423 (store_split_bit_field): Remove compensating code.
18424 (extract_split_bit_field): Likewise.
18426 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
18430 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
18432 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18434 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
18436 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
18437 (arch64_addpv4sf): Delete.
18438 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
18439 "gen_aarch64_addpv4sf".
18440 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
18442 (vpadds_f32): Likewise.
18443 (vpaddq_f32): Likewise.
18444 (vpaddq_f64): Likewise.
18446 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18448 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
18450 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
18451 to VALLF. Rename to "fabd<mode>3".
18452 "*fabd_scalar<mode>3): Delete.
18453 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
18455 (vabdd_f64): Likewise.
18456 (vabd_f32): Likewise.
18457 (vabd_f64): Likewise.
18458 (vabdq_f32): Likewise.
18459 (vabdq_f64): Likewise.
18461 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18463 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
18465 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
18466 "aarch64_rsqrts<mode>".
18467 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
18468 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
18470 (vrsqrtsd_f64): Likewise.
18471 (vrsqrts_f32): Likewise.
18472 (vrsqrts_f64): Likewise.
18473 (vrsqrtsq_f32): Likewise.
18474 (vrsqrtsq_f64): Likewise.
18476 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18478 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
18480 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
18481 "aarch64_rsqrte<mode>".
18482 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
18483 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
18485 (vrsqrted_f64): Likewise.
18486 (vrsqrte_f32): Likewise.
18487 (vrsqrte_f64): Likewise.
18488 (vrsqrteq_f32): Likewise.
18489 (vrsqrteq_f64): Likewise.
18491 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18493 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
18495 (fcvtzs): Likewise.
18496 (fcvtzu): Likewise.
18497 * config/aarch64/aarch64-simd.md
18498 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
18499 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
18500 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
18502 (vcvt_n_f32_u32): Likewise.
18503 (vcvt_n_s32_f32): Likewise.
18504 (vcvt_n_u32_f32): Likewise.
18505 (vcvtq_n_f32_s32): Likewise.
18506 (vcvtq_n_f32_u32): Likewise.
18507 (vcvtq_n_f64_s64): Likewise.
18508 (vcvtq_n_f64_u64): Likewise.
18509 (vcvtq_n_s32_f32): Likewise.
18510 (vcvtq_n_s64_f64): Likewise.
18511 (vcvtq_n_u32_f32): Likewise.
18512 (vcvtq_n_u64_f64): Likewise.
18513 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
18514 (VSDQ_SDI): Likewise.
18515 (fcvt_target): Support V4DI, V4SI and V2SI.
18516 (FCVT_TARGET): Likewise.
18518 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18520 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
18521 (TYPES_BINOP_SUS): Likewise.
18522 (aarch64_simd_builtin_data): Update include file name.
18523 (aarch64_builtins): Likewise.
18524 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
18525 for conversion between scalar float-point and fixed-point.
18527 (fcvtzs): Likewise.
18528 (fcvtzu): Likewise.
18529 * config/aarch64/aarch64.md
18530 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
18531 pattern for conversion between scalar float to fixed-pointer.
18532 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
18533 (UNSPEC_FCVTZS): New UNSPEC enumeration.
18534 (UNSPEC_FCVTZU): Likewise.
18535 (UNSPEC_SCVTF): Likewise.
18536 (UNSPEC_UCVTF): Likewise.
18537 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
18539 (vcvtd_n_f64_u64): Likewise.
18540 (vcvtd_n_s64_f64): Likewise.
18541 (vcvtd_n_u64_f64): Likewise.
18542 (vcvtd_n_f32_s32): Likewise.
18543 (vcvts_n_f32_u32): Likewise.
18544 (vcvtd_n_s32_f32): Likewise.
18545 (vcvts_n_u32_f32): Likewise.
18546 * config/aarch64/iterators.md (fcvt_target): Support integer to float
18548 (FCVT_TARGET): Likewise.
18549 (FCVT_FIXED2F): New iterator.
18550 (FCVT_F2FIXED): Likewise.
18551 (fcvt_fixed_insn): New define_int_attr.
18553 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18555 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
18556 some statements was removed.
18558 2016-06-08 Alan Hayward <alan.hayward@arm.com>
18560 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
18561 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
18562 (vect_can_advance_ivs_p): likewise.
18563 (vect_update_ivs_after_vectorizer): likewise.
18564 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
18565 (vect_analyze_scalar_cycles_1): likewise.
18566 (vect_analyze_loop_operations): likewise.
18567 (report_vect_op): likewise.
18568 (vect_is_slp_reduction): likewise.
18569 (vect_is_simple_reduction): likewise.
18570 (get_initial_def_for_induction): likewise.
18571 (vect_transform_loop): likewise.
18572 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
18573 (vect_recog_sad_pattern): likewise.
18574 (vect_recog_widen_sum_pattern): likewise.
18575 (vect_recog_widening_pattern): likewise.
18576 (vect_recog_divmod_pattern): likewise.
18577 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
18578 (vect_analyze_slp_instance): likewise.
18579 (vect_transform_slp_perm_load): likewise.
18580 (vect_schedule_slp_instance): likewise.
18582 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18584 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
18585 (return_prediction): PRED_CONST_RETURN predict return as not taken.
18586 * predict.def (PRED_CONTINUE): Change hitrate 50->67
18587 (PRED_LOOP_BRANCH): Document predictor as broken.
18588 (PRED_LOOP_EXIT): Change hitrate 91->92.
18589 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
18590 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
18591 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
18592 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
18593 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
18594 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
18595 (PRED_CALL): Chane hitrate 71->67.
18596 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
18597 (PRED_GOTO): Document as unused right now.
18598 (PRED_CONST_RETURN): Change hitrate 67->69
18599 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
18600 (PRED_NULL_RETURN): Change hitrate 91->90.
18601 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
18602 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
18603 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
18605 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
18607 * config/rs6000/altivec.h: Add __builtin_vec_mul.
18608 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
18609 special case Altivec builtin.
18610 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
18611 VSX_BUILTIN_VEC_MUL (replaced with special case code).
18612 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
18613 code for ALTIVEC_BUILTIN_VEC_MUL.
18614 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
18615 for __builtin_vec_mul.
18617 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
18619 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
18622 2016-06-07 David Malcolm <dmalcolm@redhat.com>
18624 * spellcheck.c (selftest::test_find_closest_string): New function.
18625 (spellcheck_c_tests): Call the above.
18627 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18629 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
18631 2016-06-07 Jakub Jelinek <jakub@redhat.com>
18633 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
18634 Yv=Yv,C alternatives.
18636 2016-06-07 Richard Biener <rguenther@suse.de>
18639 * common.opt (ffast-math): Make Optimization.
18641 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
18642 Prachi Godbole <prachi.godbole@imgtec.com>
18644 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
18645 `fabs' and `fneg' type attributes.
18646 (p5600_fpu_fabs): Add `fmove' to the comment.
18648 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18650 * gimple.c: Include builtins.h
18651 (gimple_inexpensive_call_p): New function.
18652 * gimple.h (gimple_inexpensive_call_p): Declare.
18653 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
18654 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
18657 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
18659 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
18660 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
18661 warning_at_rich_loc, warning_n, pedwarn, permerror,
18662 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
18663 sorry, fatal_error, internal_error, internal_error_no_backtrace):
18666 2016-06-07 Richard Biener <rguenther@suse.de>
18668 PR tree-optimization/71428
18669 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
18670 BIT_FIELD_REF op vs. load.
18672 2016-06-07 Richard Biener <rguenther@suse.de>
18674 PR middle-end/71423
18675 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
18678 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
18680 * config/pa/pa.md (call): Generate indirect long calls to non-local
18681 functions on TARGET_64BIT.
18682 (call_value): Likewise.
18684 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
18686 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
18687 pattern and subsequent splitters.
18688 (call_val_reg_64bit_post_reload): Likewise.
18690 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
18692 PR middle-end/71408
18693 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
18694 propagate_op_to_single_use.
18696 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
18698 PR middle-end/71281
18699 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
18701 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
18703 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
18704 (enum x86_dirflag_state): New enum.
18705 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
18706 (machine_function): Remove needs_cld.
18707 (ix86_current_function_needs_cld): Remove.
18708 * config/i386/i386.c (ix86_set_func_type): Set
18709 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
18710 (ix86_expand_prologue): Do not emit CLD here.
18711 (ix86_dirflag_mode_needed): New function.
18712 (ix86_dirflag_mode_entry): Ditto.
18713 (ix86_mode_needed): Handle X86_DIRFLAG entity.
18714 (ix86_mode_after): Ditto.
18715 (ix86_mode_entry): Ditto.
18716 (ix86_mode_exit): Ditto.
18717 (ix86_emit_mode_set): Ditto.
18718 * config/i386/i386.md (strmov_singleop): Set
18719 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
18720 Do not set ix86_current_function_needs_cld.
18722 (strset_singleop): Ditto.
18724 (cmpstrnqi_nz_1): Ditto.
18725 (cmpstrnqi_1): Ditto.
18726 (strlenqi_1): Ditto.
18728 2016-06-06 Jakub Jelinek <jakub@redhat.com>
18730 PR tree-optimization/71259
18731 * tree-vect-slp.c (vect_get_constant_vectors): For
18732 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
18733 one for constant op, and use COND_EXPR for non-constant.
18735 2016-06-06 David Malcolm <dmalcolm@redhat.com>
18737 * Makefile.in (OBJS): Add function-tests.o,
18738 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
18739 selftest-run-tests.o.
18740 (OBJS-libcommon): Add selftest.o.
18741 (OBJS-libcommon-target): Add selftest.o.
18742 (all.internal): Add "selftest".
18743 (all.cross): Likewise.
18744 (selftest): New phony target.
18745 (s-selftest): New target.
18746 (selftest-gdb): New phony target.
18747 (COLLECT2_OBJS): Add selftest.o.
18748 * bitmap.c: Include "selftest.h".
18749 (selftest::test_gc_alloc): New function.
18750 (selftest::test_set_range): New function.
18751 (selftest::test_clear_bit_in_middle): New function.
18752 (selftest::test_copying): New function.
18753 (selftest::test_bitmap_single_bit_set_p): New function.
18754 (selftest::bitmap_c_tests): New function.
18755 * common.opt (fself-test): New.
18756 * diagnostic-show-locus.c: Include "selftest.h".
18757 (make_range): New function.
18758 (test_range_contains_point_for_single_point): New function.
18759 (test_range_contains_point_for_single_line): New function.
18760 (test_range_contains_point_for_multiple_lines): New function.
18761 (assert_eq): New function.
18762 (test_get_line_width_without_trailing_whitespace): New function.
18763 (selftest::diagnostic_show_locus_c_tests): New function.
18764 * et-forest.c: Include "selftest.h".
18765 (selftest::test_single_node): New function.
18766 (selftest::test_simple_tree): New function.
18767 (selftest::test_disconnected_nodes): New function.
18768 (selftest::et_forest_c_tests): New function.
18769 * fold-const.c: Include "selftest.h".
18770 (selftest::assert_binop_folds_to_const): New function.
18771 (selftest::assert_binop_folds_to_nonlvalue): New function.
18772 (selftest::test_arithmetic_folding): New function.
18773 (selftest::fold_const_c_tests): New function.
18774 * function-tests.c: New file.
18775 * gimple.c: Include "selftest.h".
18776 Include "gimple-pretty-print.h".
18777 (selftest::verify_gimple_pp): New function.
18778 (selftest::test_assign_single): New function.
18779 (selftest::test_assign_binop): New function.
18780 (selftest::test_nop_stmt): New function.
18781 (selftest::test_return_stmt): New function.
18782 (selftest::test_return_without_value): New function.
18783 (selftest::gimple_c_tests): New function.
18784 * hash-map-tests.c: New file.
18785 * hash-set-tests.c: New file.
18786 * input.c: Include "selftest.h".
18787 (selftest::assert_loceq): New function.
18788 (selftest::test_accessing_ordinary_linemaps): New function.
18789 (selftest::test_unknown_location): New function.
18790 (selftest::test_builtins): New function.
18791 (selftest::test_reading_source_line): New function.
18792 (selftest::input_c_tests): New function.
18793 * rtl-tests.c: New file.
18794 * selftest-run-tests.c: New file.
18795 * selftest.c: New file.
18796 * selftest.h: New file.
18797 * spellcheck.c: Include "selftest.h".
18798 (selftest::levenshtein_distance_unit_test_oneway): New function,
18799 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
18800 (selftest::levenshtein_distance_unit_test): Likewise.
18801 (selftest::spellcheck_c_tests): Likewise.
18802 * toplev.c: Include selftest.h.
18803 (toplev::run_self_tests): New.
18804 (toplev::main): Handle -fself-test.
18805 * toplev.h (toplev::run_self_tests): New.
18806 * tree.c: Include "selftest.h".
18807 (selftest::test_integer_constants): New function.
18808 (selftest::test_identifiers): New function.
18809 (selftest::test_labels): New function.
18810 (selftest::tree_c_tests): New function.
18811 * tree-cfg.c: Include "selftest.h".
18812 (selftest::push_fndecl): New function.
18813 (selftest::test_linear_chain): New function.
18814 (selftest::test_diamond): New function.
18815 (selftest::test_fully_connected): New function.
18816 (selftest::tree_cfg_c_tests): New function.
18817 * vec.c: Include "selftest.h".
18818 (selftest::safe_push_range): New function.
18819 (selftest::test_quick_push): New function.
18820 (selftest::test_safe_push): New function.
18821 (selftest::test_truncate): New function.
18822 (selftest::test_safe_grow_cleared): New function.
18823 (selftest::test_pop): New function.
18824 (selftest::test_safe_insert): New function.
18825 (selftest::test_ordered_remove): New function.
18826 (selftest::test_unordered_remove): New function.
18827 (selftest::test_block_remove): New function.
18828 (selftest::reverse_cmp): New function.
18829 (selftest::test_qsort): New function.
18830 (selftest::vec_c_tests): New function.c.
18831 * wide-int.cc: Include selftest.h and wide-int-print.h.
18832 (selftest::from_int <wide_int>): New function.
18833 (selftest::from_int <offset_int>): New function.
18834 (selftest::from_int <widest_int>): New function.
18835 (selftest::assert_deceq): New function.
18836 (selftest::assert_hexeq): New function.
18837 (selftest::test_printing <VALUE_TYPE>): New function template.
18838 (selftest::test_ops <VALUE_TYPE>): New function template.
18839 (selftest::test_comparisons <VALUE_TYPE>): New function template.
18840 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
18842 (selftest::wide_int_cc_tests): New function.
18844 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18846 PR middle-end/37780
18847 * ifcvt.c (noce_try_ifelse_collapse): New function.
18849 (noce_process_if_block): Call noce_try_ifelse_collapse.
18850 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
18851 (simplify_ternary_operation): Use the above to simplify
18852 conditional CLZ/CTZ expressions.
18854 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18856 PR middle-end/37780
18857 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
18858 define_insn_and_split.
18860 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18862 PR middle-end/37780
18863 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
18865 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
18868 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
18869 Implicitly clobber memory for basic asm with non-empty assembler
18870 string. Use targetm.md_asm_adjust also here.
18871 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
18872 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
18873 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
18874 non-empty assembler string.
18875 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
18876 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
18877 (decode_asm_operands): Handle basic asm in PARALLEL block.
18878 (extract_insn): Handle basic asm in PARALLEL block.
18879 * doc/extend.texi: Mention new behavior of basic asm.
18880 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
18881 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
18882 branch_needs_nop_p): Use asm_noperands.
18884 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
18886 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
18887 Include the M7 SPARC DFA scheduler.
18888 New attribute v3pipe.
18889 Annotate insns with v3pipe where appropriate.
18890 Define cpu_feature vis4.
18891 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
18892 Add (V8QI "8") to vbits.
18893 Add insns {add,sub}v8qi3
18894 Add insns ss{add,sub}v8qi3
18895 Add insns us{add,sub}{v8qi,v4hi}3
18896 Add insns {min,max}{v8qi,v4hi,v2si}3
18897 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
18898 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
18899 * config/sparc/niagara4.md: Add a comment explaining the
18900 discrepancy between the documented latenty numbers and the
18902 * config/sparc/niagara7.md: New file.
18903 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
18904 supports SPARC5 and VIS 4.0 instructions.
18905 * configure: Regenerate.
18906 * config.in: Likewise.
18907 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
18908 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
18909 TARGET_CPU_niagara7.
18910 (ASM_CPU64_DEFAULT_SPEC): Likewise.
18911 (CPP_CPU_SPEC): Handle niagara7.
18912 (ASM_CPU_SPEC): Likewise.
18913 * config/sparc/sparc-opts.h (processor_type): Add
18914 PROCESSOR_NIAGARA7.
18915 (mvis4): New option.
18916 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
18917 (AS_NIAGARA7_FLAG): Define.
18918 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
18919 (CPP_CPU64_DEFAULT_SPEC): Likewise.
18920 (CPP_CPU_SPEC): Handle niagara7.
18921 (ASM_CPU_SPEC): Likewise.
18922 * config/sparc/sparc.c (niagara7_costs): Define.
18923 (sparc_option_override): Handle niagara7 and adjust cache-related
18924 parameters with better values for niagara cpus. Also support VIS4.
18925 (sparc32_initialize_trampoline): Likewise.
18926 (sparc_use_sched_lookahead): Likewise.
18927 (sparc_issue_rate): Likewise.
18928 (sparc_register_move_cost): Likewise.
18929 (dump_target_flag_bits): Support VIS4.
18930 (sparc_vis_init_builtins): Likewise.
18931 (sparc_builtins): Likewise.
18932 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
18934 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
18936 * config/sparc/sparc.opt (sparc_processor_type): New value
18938 * config/sparc/visintrin.h (__attribute__): Prototypes for the
18940 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
18942 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
18945 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
18947 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
18949 2016-06-06 Richard Biener <rguenther@suse.de>
18951 PR tree-optimization/71398
18952 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
18955 2016-06-05 James Bowman <james.bowman@ftdichip.com>
18957 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
18958 ft32_expand_prolog, ft32_expand_epilogue):
18959 Handle pretend_args.
18960 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
18961 * config/ft32/ft32.md: Add pretend_returner.
18963 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
18966 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
18967 Copy op1 RTX to avoid invalid sharing.
18968 (ix86_expand_vector_move_misalign): Ditto.
18970 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
18972 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
18975 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
18977 * predict.c (predicted_by_loop_heuristics_p): New function.
18978 (predict_iv_comparison): Use it.
18979 (predict_loops): Walk from innermost loops; do not predict edges
18980 leaving multiple loops multiple times; implement
18981 PRED_LOOP_ITERATIONS_MAX heuristics.
18982 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
18984 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
18986 * cfg.c (check_bb_profile): Do not report mismatched profiles when
18987 only edges out of BB are EH edges.
18989 2016-06-04 Martin Sebor <msebor@redhat.com>
18990 Marcin Baczyński <marbacz@gmail.com>
18993 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
18994 a void expression in a void function.
18996 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
18998 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
18999 aux; dump reasons of decisions.
19000 (should_duplicate_loop_header_p): Likewise.
19001 (do_while_loop_p): Likewise.
19002 (ch_base::copy_headers): Dump asi num insns duplicated.
19004 2016-06-04 Jakub Jelinek <jakub@redhat.com>
19006 PR tree-optimization/71405
19007 * tree-ssa.c (execute_update_addresses_taken): For clobber with
19008 incompatible type, build a new clobber with the right type instead
19009 of building a VIEW_CONVERT_EXPR around it.
19011 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
19013 PR tree-optimization/52171
19014 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
19015 by_pieces_ninsns instead of move_by_pieces_ninsns.
19017 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
19019 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
19020 for reg+reg addressing mode.
19022 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19024 * rs6000-c.c (c/c-tree.h): Add #include.
19025 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
19026 in C++ when found in the base position of vec_ld or vec_st.
19028 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
19030 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
19031 use of profile unless profile status is PROFILE_READ.
19032 * profile.c (compute_branch_probabilities): Set profile status
19033 only after reporting predictor hitrates.
19035 2016-06-03 Joseph Myers <joseph@codesourcery.com>
19039 * common.opt (ffp-int-builtin-inexact): New option.
19040 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
19041 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
19042 (ceil@var{m}2): Document dependence on this option.
19043 * ipa-inline-transform.c (inline_call): Handle
19044 flag_fp_int_builtin_inexact.
19045 * ipa-inline.c (can_inline_edge_p): Likewise.
19046 * config/i386/i386.md (rintxf2): Do not test
19047 flag_unsafe_math_optimizations.
19048 (rint<mode>2_frndint): New define_insn.
19049 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
19050 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
19051 for 387 instead of extending and truncating.
19052 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
19053 !flag_trapping_math instead of flag_unsafe_math_optimizations.
19054 Change to frndint<mode>2_<rounding>.
19055 (frndintxf2_<rounding>_i387): Likewise. Change to
19056 frndint<mode>2_<rounding>_i387.
19057 (<rounding_insn>xf2): Likewise.
19058 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
19059 !flag_trapping_math instead of flag_unsafe_math_optimizations for
19060 x87. Test TARGET_ROUND || !flag_trapping_math ||
19061 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
19062 SSE. Use ROUND_NO_EXC in constant operand of
19063 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
19064 for 387 instead of extending and truncating.
19066 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
19067 Julia Koval <julia.koval@intel.com>
19079 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
19080 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
19081 all registers, except for function return registers if there are
19082 no caller-saved registers.
19083 (ix86_set_func_type): New function.
19084 (ix86_set_current_function): Call ix86_set_func_type to set
19085 no_caller_saved_registers and func_type. Call reinit_regs if
19086 caller-saved registers are changed. Don't allow MPX, SSE, MMX
19087 nor x87 instructions in interrupt handler nor function with
19088 no_caller_saved_registers attribute.
19089 (ix86_function_ok_for_sibcall): Return false if there are no
19090 caller-saved registers.
19091 (type_natural_mode): Don't warn ABI change for MMX in interrupt
19093 (ix86_function_arg_advance): Skip for callee in interrupt handler.
19094 (ix86_function_arg): Return special arguments in interrupt handler.
19095 (ix86_promote_function_mode): Promote pointer to word_mode only
19096 for normal functions.
19097 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
19099 (ix86_epilogue_uses): New function.
19100 (ix86_hard_regno_scratch_ok): Likewise.
19101 (ix86_save_reg): Preserve all registers in interrupt handler
19102 after reload. Preserve all registers, except for function return
19103 registers, if there are no caller-saved registers after reload.
19104 (find_drap_reg): Always use callee-saved register if there are
19105 no caller-saved registers.
19106 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
19107 for interrupt handler.
19108 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
19109 Emit cld instruction if stringops are used in interrupt handler
19110 or interrupt handler isn't a leaf function.
19111 (ix86_expand_epilogue): Generate interrupt return for interrupt
19112 handler and pop the 'ERROR_CODE' off the stack before interrupt
19113 return in exception handler.
19114 (ix86_expand_call): Disallow calling interrupt handler directly.
19115 If there are no caller-saved registers, mark all registers that
19116 are clobbered by the call which returns as clobbered.
19117 (ix86_handle_no_caller_saved_registers_attribute): New function.
19118 (ix86_handle_interrupt_attribute): Likewise.
19119 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
19121 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
19122 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
19123 accumulation in interrupt function if stack may be realigned to
19125 (EPILOGUE_USES): New.
19126 (function_type): New enum.
19127 (machine_function): Add func_type and no_caller_saved_registers.
19128 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
19129 (interrupt_return): New pattern.
19130 * doc/extend.texi: Document x86 interrupt and
19131 no_caller_saved_registers attributes.
19133 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
19135 PR tree-optimization/52171
19136 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
19137 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
19138 Look for constant strings. Move some code to emit_block_cmp_hints
19140 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
19141 * defaults.h (COMPARE_MAX_PIECES): New macro.
19142 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
19143 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
19144 (clear_by_pieces_1): Don't declare. Move definition before use.
19145 (can_do_by_pieces): New static function.
19146 (can_move_by_pieces): Use it. Return bool.
19147 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
19148 OP. All callers changed. Handle COMPARE_BY_PIECES.
19149 (class pieces_addr); New.
19150 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
19151 pieces_addr::adjust, pieces_addr::increment_address,
19152 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
19154 (class op_by_pieces_d): New.
19155 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
19157 (class move_by_pieces_d, class compare_by_pieces_d,
19158 class store_by_pieces_d): New subclasses of op_by_pieces_d.
19159 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
19160 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
19161 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
19162 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
19163 compare_by_pieces_d::finish_mode): New member functions.
19164 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
19166 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
19167 (emit_block_cmp_hints): New function.
19168 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
19169 use the newly defined classes.
19170 * expr.h (by_pieces_constfn): New typedef.
19171 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
19172 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
19173 (move_by_pieces_ninsns): Don't declare.
19174 (can_move_by_pieces): Change return value to bool.
19175 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
19176 (compare_by_pieces_branch_ratio): New hook.
19177 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
19178 (by_pieces_ninsns): Declare.
19179 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
19181 (default_compare_by_pieces_branch_ratio): New function.
19182 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
19183 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
19184 * doc/tm.texi: Regenerate.
19185 * tree-ssa-strlen.c: Include "builtins.h".
19186 (handle_builtin_memcmp): New static function.
19187 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
19188 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
19190 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19192 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
19193 relevant stmts which are simple and invariant.
19194 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
19195 instead of simple and invariant
19197 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19199 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
19200 (vectorizable_reduction): Check for new relevant state.
19201 (vectorizable_live_operation): vectorize live stmts using
19202 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
19203 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
19204 (vect_stmt_relevant_p): Check for stmts which are only used live.
19205 (process_use): Use of a stmt does not inherit it's live value.
19206 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
19207 (vect_analyze_stmt): Check for new relevant state.
19208 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
19209 outside the loop, but not inside it.
19211 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19213 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
19214 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
19215 (vect_get_vec_def_for_operand): Split out code.
19217 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
19219 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
19221 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19223 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
19225 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19227 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
19229 2016-06-03 Jakub Jelinek <jakub@redhat.com>
19231 PR middle-end/71387
19232 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
19233 to noreturn e->callee->decl that has void return type and void
19234 arguments, adjust gimple_call_fntype and remove lhs even if it had
19235 previously addressable type.
19237 2016-06-02 Jeff Law <law@redhat.com>
19239 PR tree-optimization/71328
19240 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
19241 error when checking for a jump back onto the copied path.
19243 2016-06-02 David Malcolm <dmalcolm@redhat.com>
19245 * config/microblaze/microblaze.c (get_branch_target): Add return
19246 NULL_RTX for the non-CALL_P case.
19247 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
19248 (insert_wic): Remove unused local "j".
19250 2016-06-02 Martin Liska <mliska@suse.cz>
19252 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
19254 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
19255 Julia Koval <julia.koval@intel.com>
19257 * function.c (assign_parm_setup_stack): Force source into a
19258 register if needed.
19259 * target.def (function_incoming_arg): Update documentation to
19260 allow arbitrary address computation based on hard register.
19261 * doc/tm.texi: Regenerated.
19263 2016-06-02 Martin Liska <mliska@suse.cz>
19265 * predict.c (combine_predictions_for_bb): Fix first match in
19266 cases where a first predictor contains more than one occurence
19267 in list of predictors. Take the best value in such case.
19269 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19271 PR rtl-optimization/71295
19272 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
19273 offset would go over the size of the inner mode reject it.
19275 2016-06-02 Jakub Jelinek <jakub@redhat.com>
19277 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
19278 x=x,x and v=v,m instead of x=x,m.
19280 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
19281 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
19282 alternative to v=rm,C.
19284 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
19285 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
19286 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
19287 instead of vex for the last two above mentioned alternatives.
19289 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19292 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
19294 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
19296 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
19298 2016-06-01 David Malcolm <dmalcolm@redhat.com>
19300 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
19301 from int to unsigned.
19303 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
19305 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
19306 alternatives, eliminating preferred register class. Add support
19307 for the MTVSRDD instruction in ISA 3.0.
19308 (vsx_splat_v4si_internal): Use splat_input_operand instead of
19309 reg_or_indexed_operand.
19310 (vsx_splat_v4sf_internal): Likewise.
19312 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
19315 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
19316 for loading up all 0's or all 1's.
19318 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
19320 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
19322 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
19324 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
19326 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
19327 * gcc.c (set_source_date_epoch_envvar): New function, sets
19328 the SOURCE_DATE_EPOCH environment variable to the current time.
19330 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
19332 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
19333 the factor for live Phi nodes.
19335 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
19337 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
19338 * tree-parloops.c (parallelize_loops): likewise.
19339 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
19340 tree_unswitch_outer_loop): likewise.
19342 2016-06-01 Jakub Jelinek <jakub@redhat.com>
19344 PR middle-end/71371
19345 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
19346 around creation of the temporary.
19348 2016-06-01 Richard Biener <rguenther@suse.de>
19350 PR tree-optimization/71366
19351 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
19352 (unloop_loops): Move removing edges here ...
19353 (try_unroll_loop_completely): ... from here.
19354 (try_peel_loop): ... and here.
19355 (tree_unroll_loops_completely_1): Track parent loops via
19356 bitmap of header BBs.
19357 (tree_unroll_loops_completely): Adjust for that.
19359 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
19361 * config/rs6000/altivec.h (vec_slv): New macro.
19362 (vec_srv): New macro.
19363 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
19364 (UNSPEC_VSRV): New value.
19367 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
19368 (vsrv): New builtin definition.
19369 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
19370 define argument types for new builtin.
19371 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
19373 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
19376 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
19377 Jocelyn Mayer <l_indien@magic.fr>
19380 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
19381 detect processor family for signature_CENTAUR_ebx.
19382 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
19383 signature_CENTAUR_ebx.
19384 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
19385 <default>: Pass x86-64 for has_longmode.
19387 2016-06-01 Nathan Sidwell <nathan@acm.org>
19389 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
19392 2016-06-01 Richard Biener <rguenther@suse.de>
19394 PR tree-optimization/71261
19395 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
19396 of stmts successfully put in the bool pattern. Remove
19397 single-use restriction.
19398 (adjust_bool_pattern_cast): Add cast at the use site via the
19399 pattern def sequence.
19400 (adjust_bool_pattern): Remove recursion, maintain a hash-map
19401 of patterned defs. Use the pattern def seqence instead of
19402 multiple independent patterns.
19403 (sort_after_uid): New qsort compare function.
19404 (adjust_bool_stmts): New function to process stmts in the bool
19405 pattern in IL order.
19406 (vect_recog_bool_pattern): Adjust.
19407 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
19408 (ifcvt_walk_pattern_tree): Likewise.
19409 (stmt_is_root_of_bool_pattern): Likewise.
19410 (ifcvt_repair_bool_pattern): Likewise.
19411 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
19413 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
19415 * loop-unroll.c (decide_unroll_constant_iterations,
19416 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
19417 likely upper bounds.
19418 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
19420 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
19422 * tree-core.h (enum omp_clause_code): Remove
19423 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
19425 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19427 * config/arm/sync.md (arm_store_exclusive<mode>):
19428 Use 'H' output modifier on operands[2] rather than creating a new
19429 entry in out-of-bounds memory of the operands array.
19430 (arm_store_release_exclusivedi): Likewise.
19432 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19434 * config/arm/arm.c (arm_fusion_enabled_p): New function.
19435 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
19436 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
19437 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
19439 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
19441 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
19442 into account live statements for mask producers.
19444 2016-06-01 Richard Biener <rguenther@suse.de>
19446 PR tree-optimization/71311
19447 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
19448 restrict to non-INTEGER_CST @0.
19450 2016-06-01 Richard Biener <rguenther@suse.de>
19452 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
19453 (relational patterns): Use :c to avoid pattern duplications.
19455 2016-06-01 Richard Biener <rguenther@suse.de>
19457 * genmatch.c (comparison_code_p): New predicate.
19458 (swap_tree_comparison): New function.
19459 (commutate): Add for_vec parameter to append new for entries.
19460 Support commutating relational operators by swapping it alongside
19462 (lower_commutative): Adjust.
19463 (dt_simplify::gen): Do not pass artificial operators to gen
19465 (decision_tree::gen): Do not add artificial operators as parameters.
19466 (parser::parse_expr): Verify operator commutativity when :c is
19467 applied. Allow :C to override this.
19468 * match.pd: Adjust patterns to use :C instead of :c where required.
19470 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
19472 PR tree-optimization/71077
19473 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
19474 the combining step, use boolean_false_node and boolean_true_node
19475 as the designated false/true return values.
19477 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19479 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
19480 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
19481 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
19484 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19486 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
19487 of flags impliying the register renaming.
19488 * toplev.c (process_options): Do not imply flag_rename_registers with
19491 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19493 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
19494 default implementation.
19496 2016-05-31 Nathan Sidwell <nathan@acm.org>
19498 * dwarf2out.c (cur_line_info_table): Add GTY marker.
19500 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19502 * config/sh/constraints.md (b): Remove constraint.
19503 * config/sh/predicates.md (arith_reg_operand): Remove
19505 * config/sh/sh-modes.def (PDI): Remove.
19506 * config/sh/sh.c (sh_target_reg_class,
19507 sh_optimize_target_register_callee_saved): Remove functions.
19508 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
19509 (sh_expand_epilogue): Update comment.
19510 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
19511 sh_secondary_reload): Remove TARGET_REGS related code.
19512 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
19513 TARGET_REGISTER_P): Remove macros.
19514 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
19515 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
19516 TR1_REG, TR2_REG): Remove constants.
19517 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
19519 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19521 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
19522 define_expand patterns.
19523 (adddi3_compact): Rename to adddi3.
19524 (subdi3_compact): Rename to subdi3.
19525 (*negdi2): Rename to negdi2.
19526 (*abs<mode>2): Rename to abs<mode>2.
19528 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19530 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
19531 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
19532 (atomic_sub_fetchsi): ... this new pattern.
19533 (mvtc): Add CC_REG clobber.
19535 2016-05-31 Marek Polacek <polacek@redhat.com>
19537 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
19539 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19541 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
19542 aarch64_fusion_enabled_p to check for fusion capabilities.
19544 2016-05-31 Richard Biener <rguenther@suse.de>
19546 PR tree-optimization/71352
19547 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
19548 minus one and a negate.
19550 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19552 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
19553 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
19555 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
19556 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
19557 Remove use of aarch64_simd_attr_length_move, set length attribute
19559 (*aarch64_be_movoi): Likewise.
19560 (*aarch64_be_movci): Likewise.
19561 (*aarch64_be_movxi): Likewise.
19563 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19565 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
19566 It no longer does that.
19567 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
19569 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
19571 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
19572 attribute __unused__.
19574 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
19576 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
19577 * config/arm/arm.c (arm_arch_thumb1): Define.
19578 (arm_option_override): Initialize arm_arch_thumb1.
19579 * config/arm/arm.h (arm_arch_thumb1): Declare.
19580 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
19581 support Thumb-1 ISA.
19583 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
19586 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
19587 `Yv' for scalar operand.
19589 2016-05-31 Tom de Vries <tom@codesourcery.com>
19591 PR tree-optimization/69068
19592 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
19593 phis with more than two args.
19595 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
19597 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
19598 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
19601 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
19603 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
19605 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19607 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
19608 cpu_32, cpu_64, tune_32 and tune_64.
19609 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
19611 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
19613 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
19615 2016-05-30 Andi Kleen <ak@linux.intel.com>
19617 * auto-profile.c (read_profile): Replace asserts with errors
19618 when file does not exist.
19619 * gcov-io.c (gcov_read_words): Dito.
19621 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19623 * tree-cfg.c (print_loop): Print likely upper bounds.
19625 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19627 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
19628 * opts.c (default_options): Enable peel loops at -O3.
19629 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
19630 (try_peel_loop): Do not re-peel already peeled loops;
19631 use likely upper bounds; fix profile updating.
19632 (pass_complete_unroll::execute): Initialize peeled_loops.
19634 2016-05-30 Martin Liska <mliska@suse.cz>
19636 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
19637 computed costs by frequency of BB they belong to.
19638 (get_scaled_computation_cost_at): New function.
19640 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
19641 Marc Glisse <marc.glisse@inria.fr>
19643 PR tree-optimization/71289
19644 * match.pd (-1 / B < A, A > -1 / B): New transformations.
19646 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19648 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
19650 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19652 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
19653 for peeled copies; avoid underflow when updating estimates; correctly
19654 scale loop profile.
19656 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19658 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
19659 r236875. Corrected oe3 to oe2 as obvious.
19661 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19663 PR middle-end/71269
19664 PR middle-end/71252
19665 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
19666 that inserted stmt will not dominate stmts that defines its operand.
19667 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
19668 (rewrite_expr_tree_parallel): Likewise.
19670 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19672 PR middle-end/71252
19673 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
19674 all fields including stmt_to_insert are swapped.
19676 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19678 * predict.h (force_edge_cold): Declare.
19679 * predict.c (force_edge_cold): New function.
19680 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
19682 (canonicalize_loop_induction_variables): Fix formating.
19684 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
19686 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
19687 (visium_expand_copysign): Use gen_int_mode directly.
19688 (visium_compute_frame_size): Minor tweaks.
19690 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19692 * tree-vect-loop.c (vect_analyze_loop_2): Use
19693 likely_max_stmt_executions_int.
19695 2016-05-30 Tom de Vries <tom@codesourcery.com>
19697 PR tree-optimization/69067
19698 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
19700 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
19703 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
19704 New peepholes to remove unneeded fild/fistp pairs.
19705 (define_peephole2 atomic_loaddi_fpu): Ditto.
19707 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19709 * predict.c (maybe_hot_frequency_p): Avoid division.
19711 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
19713 * doc/install.texi: Use https for shop.fsf.org.
19715 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19717 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
19718 likely_max_stmt_executions_int.
19720 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19722 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
19723 likely_max_stmt_executions_int.
19725 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19727 * profile.c (compute_branch_probabilities): Do not report hitrates
19729 (branch_prob): Report hitrates here.
19730 * predict.c (gimple_predict_edge): Do not assert profile status;
19731 fix formatting issues.
19733 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19735 * predict.c (edge_predicted_by_p): New function.
19736 (predict_paths_for_bb): Do not put multiple predictions of the same type
19739 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19741 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
19744 2016-05-28 Alan Modra <amodra@gmail.com>
19746 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
19748 2016-05-28 Alan Modra <amodra@gmail.com>
19750 PR rtl-optimization/71275
19751 * ira.c (ira): Free dominance info.
19753 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
19755 * doc/sourcebuild.texi: New address for upstream Go repository.
19757 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
19759 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
19760 (TARGET_ARM_V7M): Likewise.
19762 2016-05-26 Jeff Law <law@redhat.com>
19764 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
19765 (thread_across_edge): Remove calls to find_jump_threads_backwards.
19766 * passes.def: Add jump threading passes before DOM/VRP.
19767 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
19768 argument to a basic block from an edge. Remove tests which are
19770 (pass_data_thread_jumps, class pass_thread_jumps): New.
19771 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
19772 (make_pass_thread_jumps): Likewise.
19773 * tree-pass.h (make_pass_thread_jumps): Declare.
19775 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
19777 * config/visium/visium-protos.h (split_double_move): Rename into...
19778 (visium_split_double_move): ...this.
19779 (visium_split_double_add): Declare.
19780 * config/visium/visium.c (split_double_move): Rename into...
19781 (visium_split_double_move): ...this.
19782 (visium_split_double_add): New function.
19783 (visium_expand_copysign): Renumber operands for consistency.
19784 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
19785 (DFmode move splitter): Likewise.
19786 (*addi3_insn): Split by means of visium_split_double_add.
19787 (*adddi3_insn_flags): Delete.
19788 (*plus_plus_sltu<subst_arith>): New insn.
19789 (*subdi3_insn): Split by means of visium_split_double_add.
19790 (subdi3_insn_flags): Delete.
19791 (*minus_minus_sltu<subst_arith>): New insn.
19792 (*negdi2_insn): Split by means of visium_split_double_add.
19793 (*negdi2_insn_flags): Delete.
19795 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
19797 * configure.ac: Treat a --with-headers option without argument
19798 the same as the default (i.e. consult sys-include directory).
19799 * configure: Regenerate.
19801 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19803 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
19804 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
19806 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
19807 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
19809 2016-05-27 Jiong Wang <jiong.wang@arm.com>
19812 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
19813 tree-stdarg analysis results.
19814 (aarch64_setup_incoming_varargs): Likewise.
19816 2016-05-27 Jiong Wang <jiong.wang@arm.com>
19818 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
19819 va_list_gpr_counter_field and va_list_fpr_counter_field.
19821 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
19824 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
19825 * config/aarch64/aarch64.c
19826 (aarch64_cannot_change_mode_class): Remove function.
19827 * config/aarch64/aarch64-protos.h
19828 (aarch64_cannot_change_mode_class): Remove.
19830 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19832 * cfgloop.c (record_niter_bound): Record likely upper bounds.
19833 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
19834 get_likely_max_loop_iterations_int): New.
19835 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
19836 any_likely_upper_bound.
19837 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
19839 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
19840 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
19842 (unroll_loop_constant_iterations): Likewise.
19843 (unroll_loop_runtime_iterations): Likewise.
19844 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
19845 * lto-streamer-out.c (output_cfg): Likewise.
19846 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
19848 (canonicalize_loop_induction_variables): Dump likely upper bounds.
19849 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
19850 (likely_max_loop_iterations): New.
19851 (likely_max_loop_iterations_int): New.
19852 (likely_max_stmt_executions): New.
19853 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
19854 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
19855 likely_max_stmt_executions): Declare.
19857 2016-05-27 Marek Polacek <polacek@redhat.com>
19859 PR middle-end/71308
19860 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
19862 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19864 * config/s390/s390.md (2x risbg splitters): Use
19865 reg_overlap_mentioned_p instead of rtx_equal_p.
19867 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
19869 * combine.c (make_compound_operation): Take known zero bits into
19870 account when checking for possible zero_extend.
19872 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19874 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
19875 Use const_int_operand for operand 2 predicate. Simplify expand code
19878 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
19880 PR middle-end/71279
19881 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
19884 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19886 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
19887 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
19888 that returns CC_SESWPmode and CC_ZESWPmode.
19889 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
19891 (aarch64_rtx_costs): Likewise.
19893 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
19895 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
19896 for ISA 3.0 min/max support.
19897 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
19898 conditional move support.
19899 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
19900 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
19902 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
19903 conditional moves where the comparison type is different from move
19905 (fp_minmax): New code iterator for smin/smax.
19906 (minmax): New code attributes for min/max.
19907 (SMINMAX): Likewise.
19908 (smax<mode>3): Combine min, max insns into one insn using the
19909 fp_minmax code iterator. Add support for ISA 3.0 min/max
19910 instructions that don't need -ffast-math.
19911 (s<minmax><mode>3): Likewise.
19912 (smax<mode>3_vsx): Likewise.
19913 (smin<mode>3): Likewise.
19914 (s<minmax><mode>3_vsx): Likewise.
19915 (smin<mode>3_vsx): Likewise.
19916 (pre-VSX min/max splitters): Likewise.
19917 (s<minmax><mode>3_fpr): Likewise.
19918 (movsfcc): Rewrite floating point conditional moves to combine
19919 SFmode/DFmode into a single insn.
19920 (mov<mode>cc): Likewise.
19921 (movdfcc): Likewise.
19922 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
19923 SFDF2 iterators to handle all combinations.
19924 (fseldfsf4): Likewise.
19925 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
19926 (fseldfdf4): Likewise.
19927 (fselsfdf4): Likewise.
19928 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
19929 comparison instructions that set a 0/-1 mask, and use it for
19930 floating point conditional move via XXSEL.
19931 (fpmask<mode>): Likewise.
19932 (xxsel<mode>): Likewise.
19933 * config/rs6000/predicates.md (min_max_operator): Delete, no
19935 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
19936 instructions that generate a 0/-1 mask for use with XXSEL.
19937 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
19938 say whether floating point min/max is available, either through
19939 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
19940 (TARGET_MINMAX_DF): Likewise.
19942 2016-05-27 Alan Modra <amodra@gmail.com>
19944 PR rtl-optimization/71275
19945 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
19946 for update_equiv_regs and combine_and_move_insns.
19948 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
19950 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
19951 if_then_else or cond RTXes to calculate attribute value.
19952 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
19953 <attr "length_immediate>: Ditto.
19954 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
19955 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
19956 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
19957 <attr "type">: Ditto.
19958 <attr "prefix_data16">: Ditto.
19959 <attr "prefix_extra">: Ditto.
19960 <attr "length_immediate">: Ditto.
19961 <attr "prefix">: Ditto.
19962 (vec_set<mode>_0) <attr "isa">: Ditto.
19963 <attr "prefix_extra">: Ditto.
19964 <attr "length_immediate">: Ditto.
19965 <attr "prefix">: Ditto.
19966 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
19967 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
19968 (sse2_storelpd) <attr "prefix_data16">: Ditto.
19969 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
19970 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
19971 <attr "length_immediate">: Ditto.
19972 <attr "prefix">: Ditto.
19973 (sse2_movsd) <attr "length_immediate">: Ditto.
19974 <attr "prefix">: Ditto.
19975 (vec_concatv2df) <attr "isa">: Ditto.
19976 <attr "prefix">: Ditto.
19977 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
19978 (*vec_extractv2di_1) <attr "isa">: Ditto.
19979 <attr "type">: Ditto.
19980 <attr "length_immediate">: Ditto.
19981 <attr "prefix_rex">: Ditto.
19982 <attr "prefix_extra">: Ditto.
19983 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
19984 <attr "prefix_extra">: Ditto.
19985 <attr "length_immediate">: Ditto.
19986 (vec_concatv2di) <attr "isa">: Ditto.
19987 <attr "prefix_extra">: Ditto.
19988 <attr "length_immediate">: Ditto.
19989 <attr "prefix">: Ditto.
19991 2016-05-26 Martin Liska <mliska@suse.cz>
19993 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
19995 (operator+): Likewise.
19996 (operator-): Likewise.
19997 (comp_cost::operator+=): Likewise.
19998 (comp_cost::operator-=): Likewise.
19999 (comp_cost::operator/=): Likewise.
20000 (comp_cost::operator*=): Likewise.
20001 (operator<): Likewise.
20002 (operator==): Likewise.
20003 (operator<=): Likewise.
20004 (new_cost): Remove.
20005 (infinite_cost_p): Likewise.
20006 (add_costs): Likewise.
20007 (sub_costs): Likewise.
20008 (compare_costs): Likewise.
20009 (set_group_iv_cost): Use the newly introduced functions.
20010 (get_address_cost): Likewise.
20011 (get_shiftadd_cost): Likewise.
20012 (force_expr_to_var_cost): Likewise.
20013 (split_address_cost): Likewise.
20014 (ptr_difference_cost): Likewise.
20015 (difference_cost): Likewise.
20016 (get_computation_cost_at): Likewise.
20017 (determine_group_iv_cost_generic): Likewise.
20018 (determine_group_iv_cost_address): Likewise.
20019 (determine_group_iv_cost_cond): Likewise.
20020 (autoinc_possible_for_pair): Likewise.
20021 (determine_group_iv_costs): Likewise.
20022 (cheaper_cost_pair): Likewise.
20023 (iv_ca_recount_cost): Likewise.
20024 (iv_ca_set_no_cp): Likewise.
20025 (iv_ca_set_cp): Likewise.
20026 (iv_ca_cost): Likewise.
20027 (iv_ca_new): Likewise.
20028 (iv_ca_dump): Likewise.
20029 (iv_ca_narrow): Likewise.
20030 (iv_ca_prune): Likewise.
20031 (iv_ca_replace): Likewise.
20032 (try_add_cand_for): Likewise.
20033 (try_improve_iv_set): Likewise.
20034 (find_optimal_iv_set): Likewise.
20036 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
20038 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
20039 that internal functions will clobber all caller-saved registers.
20041 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20043 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
20044 Return a better case_values_threshold when optimizing.
20046 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20048 * config/aarch64/aarch64-simd.md (aarch64_combinez):
20049 Add ? to integer variant.
20050 (aarch64_combinez_be): Likewise.
20052 2016-05-26 Jakub Jelinek <jakub@redhat.com>
20054 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
20055 instead of x constraint.
20056 (vcvtps2ph256<mask_name>): Likewise.
20058 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
20059 alternative. Formatting fix.
20061 * config/i386/sse.md
20062 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
20064 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
20065 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
20066 maybe_evex prefix instead of vex.
20067 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
20068 EXT_REX_SSE_REG_P (op0) case in the splitter.
20070 2016-05-25 Jeff Law <law@redhat.com>
20072 PR tree-optimization/71272
20073 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
20074 Update comments. Add test for empty path.
20076 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
20078 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
20079 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
20080 special case builtin.
20081 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
20082 code for ALTIVEC_BUILTIN_VEC_CMPNE.
20083 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
20084 for __builtin_vec_cmpne.
20086 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
20088 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
20089 redundant test and bail out if the type of the new operand is not
20090 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
20092 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20094 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
20095 (x_ix86_target_flags_explicit): Remove.
20096 * config/i386/i386.c (ix86_function_specific_save): Do not copy
20097 x_ix86_target_flags_explicit.
20098 (ix86_function_specific_restore): Ditto.
20100 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20101 H.J. Lu <hongjiu.lu@intel.com>
20104 * common/config/i386/i386-common.c
20105 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
20106 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
20107 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
20108 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
20109 (-mgeneral-regs-only): Add new option.
20110 * config/i386/i386.c (ix86_option_override_internal): Don't enable
20111 x87 instructions if only general registers are allowed.
20112 (ix86_target_string): Add ix86_flags argument. Handle additional
20113 flags options through ix86_flags argument. Update all callers.
20114 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
20116 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20118 PR rtl-optimization/66940
20119 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
20120 decrementing desired_val will not overflow before performing these
20123 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
20125 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
20126 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
20127 * config/i386/i386.c (enum ix86_builtins): Add
20128 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
20129 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
20130 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
20131 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
20132 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
20133 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
20134 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
20135 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
20136 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
20137 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
20138 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
20139 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
20140 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
20141 __builtin_ia32_cvtps2dq512_mask.
20142 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
20143 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
20144 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
20145 * config/i386/sse.md
20146 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
20148 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
20149 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
20151 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
20152 (avx512f_vec_pack_sfix_v8df): New define_expand.
20153 (avx512f_roundpd512): Rename to ...
20154 (avx512f_round<castmode>512): ... this. Change iterator.
20155 (avx512f_roundps512_sfix): New define_expand.
20156 (round<mode>2_sfix): Change iterator.
20158 2016-05-25 Nick Clifton <nickc@redhat.com>
20160 * config/msp430/msp430.c (msp430_attr): Produce an error if a
20161 static interrupt handler is detected.
20162 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
20163 default linker script.
20164 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
20165 the low part of a symbolic pointer.
20167 2016-05-25 Richard Biener <rguenther@suse.de>
20169 PR tree-optimization/71261
20170 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
20171 interesting stmt instead of immediate uses when looking
20172 for the use operand to replace.
20174 2016-05-25 Martin Liska <mliska@suse.cz>
20176 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
20178 2016-05-25 Richard Biener <rguenther@suse.de>
20180 PR tree-optimization/71264
20181 * tree-vect-stmts.c (vect_init_vector): Properly deal with
20184 2016-05-25 Martin Liska <mliska@suse.cz>
20186 PR tree-optimization/71239
20187 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
20188 if DECL_SIZE is NULL.
20190 2016-05-25 Richard Biener <rguenther@suse.de>
20192 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
20193 * tree-if-conv.c (pass_data_if_conversion): Use it.
20195 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
20197 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
20198 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
20199 * varpool.c (varpool_node::get_availability): Likewise.
20201 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20203 * config/rs6000/altivec.md (VNEG iterator): New iterator for
20204 VNEGW/VNEGD instructions.
20205 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
20206 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
20207 support for ISA 3.0 VNEGW/VNEGD instructions.
20209 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
20211 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
20212 pointers inside OACC_DATA regions.
20213 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
20214 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
20215 (gimplify_adjust_omp_clauses): Fix typo in comment.
20217 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20219 * config/rs6000/altivec.md (VParity): New mode iterator for vector
20220 parity built-in functions.
20221 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
20223 (p9v_parity<mode>2): Likewise.
20224 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
20226 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
20227 (parity<mode>2): ISA 3.0 expander for vector parity.
20228 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
20230 (BU_P9_64BIT_MISC_0): Likewise.
20231 (BU_P9_MISC_0): Likewise.
20232 (BU_P9V_AV_1): Likewise.
20233 (BU_P9V_AV_2): Likewise.
20234 (BU_P9V_AV_3): Likewise.
20235 (BU_P9V_AV_P): Likewise.
20236 (BU_P9V_VSX_1): Likewise.
20237 (BU_P9V_OVERLOAD_1): Likewise.
20238 (BU_P9V_OVERLOAD_2): Likewise.
20239 (BU_P9V_OVERLOAD_3): Likewise.
20240 (VCTZB): Add vector count trailing zeros support.
20244 (VPRTYBD): Add vector parity support.
20245 (VPRTYBQ): Likewise.
20246 (VPRTYBW): Likewise.
20247 (VCTZ): Add overloaded vector count trailing zeros support.
20248 (VPRTYB): Add overloaded vector parity support.
20249 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20250 overloaded vector count trailing zeros and parity instructions.
20251 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
20252 vector parity support.
20253 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
20254 trailing zeros support.
20255 (vec_cntlz): Likewise.
20256 (vec_vctzb): Likewise.
20257 (vec_vctzd): Likewise.
20258 (vec_vctzh): Likewise.
20259 (vec_vctzw): Likewise.
20260 (vec_vprtyb): Add ISA 3.0 vector parity support.
20261 (vec_vprtybd): Likewise.
20262 (vec_vprtybw): Likewise.
20263 (vec_vprtybq): Likewise.
20264 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
20265 the ISA 3.0 vector count trailing zeros and vector parity built-in
20268 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20270 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
20271 when there is stmt_to_insert.
20273 2016-05-24 Martin Sebor <msebor@redhat.com>
20276 * tree.h (complete_or_array_type_p): New inline function.
20278 2016-05-24 Jakub Jelinek <jakub@redhat.com>
20280 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
20281 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
20282 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
20284 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
20285 Limit 1st alternative to noavx isa, split 2nd alternative into one
20286 noavx and one avx alternative, use *x and Bm in the former and
20287 x and m in the latter.
20289 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
20290 of sse4 for the first alternative, drop %v from the template
20291 and d operand modifier. Split second alternative into one sse4_noavx
20292 and one avx alternative, use *x instead of *v in the former and v
20293 instead of *v in the latter.
20294 (*sse4_1_extractps): Use noavx isa instead of * for the first
20295 alternative, drop %v from the template. Split second alternative into
20296 one noavx and one avx alternative, use *x instead of *v in the
20297 former and v instead of *v in the latter.
20298 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
20299 with noavx and the last one with avx.
20300 (sse4_1_phminposuw): Guard first alternative with noavx isa,
20301 split the second one into one noavx and one avx alternative,
20302 use *x and Bm in the former and x and m in the latter one.
20303 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
20306 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
20307 first two alternatives to noavx, use *x instead of *v in the second
20308 one, add avx alternative without *.
20309 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
20310 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
20311 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
20313 2016-05-24 Jeff Law <law@redhat.com>
20315 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
20316 New function, extracted from...
20317 (fsm_find_control_statement_thread_paths): Here. Use the new function.
20318 Allow simple copies and constant initializations in the SSA chain.
20320 2016-05-24 Marek Polacek <polacek@redhat.com>
20323 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
20326 2016-05-24 Jakub Jelinek <jakub@redhat.com>
20329 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
20330 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
20331 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
20332 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
20333 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
20335 2016-05-24 Richard Biener <rguenther@suse.de>
20337 PR tree-optimization/71240
20338 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
20341 2016-05-24 Richard Biener <rguenther@suse.de>
20343 PR tree-optimization/71230
20344 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
20346 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20348 * tree-vectorizer.h (vectorizable_comparison): Delete.
20349 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
20350 PURE_SLP_STMT check.
20351 * tree-vect-stmts.c (vectorizable_call): Likewise.
20352 (vectorizable_simd_clone_call): Likewise.
20353 (vectorizable_conversion): Likewise.
20354 (vectorizable_assignment): Likewise.
20355 (vectorizable_shift): Likewise.
20356 (vectorizable_operation): Likewise.
20357 (vectorizable_load): Likewise.
20358 (vectorizable_condition): Likewise.
20359 (vectorizable_store): Likewise. Assert that we don't have
20361 (vectorizable_comparison): Make static. Remove redundant
20362 PURE_SLP_STMT check.
20363 (vect_transform_stmt): Assert that we always have an slp_node
20366 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20368 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
20369 operands[2] against 1 with comparison against CONST1_RTX.
20370 (<shift>di3_neon): Likewise.
20371 * config/arm/predicates.md (const0_operand): Replace with comparison
20372 against CONST0_RTX.
20374 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20376 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
20377 operands[2] against 1 with comparison against CONST1_RTX.
20378 (ashrdi3): Likewise.
20379 (lshrdi3): Likewise.
20380 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
20382 (ashrsi3): Likewise.
20383 (lshrsi3): Likewise.
20384 (rotrsi3): Likewise.
20385 (define_split above *compareqi_eq0): Likewise.
20386 (define_split above "prologue"): Likewise.
20387 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
20388 * config/arm/predicates.md (shift_operator): Likewise.
20389 (shift_nomul_operator): Likewise.
20390 (sat_shift_operator): Likewise.
20391 (thumb1_cmp_operand): Likewise.
20392 (const_neon_scalar_shift_amount_operand): Replace manual range
20393 check with IN_RANGE.
20394 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
20395 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
20397 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20399 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
20400 with HOST_WIDE_INT_1.
20402 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
20403 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
20404 (arm_canonicalize_comparison): Likewise.
20405 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
20407 (thumb1_size_rtx_costs): Likewise.
20408 (vfp_const_double_index): Replace cast of 1 to unsigned
20409 HOST_WIDE_INT with HOST_WIDE_INT_1U.
20410 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
20412 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
20413 HOST_WIDE_INT with HOST_WIDE_INT_1U.
20414 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
20415 HOST_WIDE_INT with HOST_WIDE_INT_1.
20417 2016-05-24 Marek Polacek <polacek@redhat.com>
20419 * tree-cfg.h (should_remove_lhs_p): New predicate.
20420 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
20421 * gimplify.c (gimplify_modify_expr): Likewise.
20422 * tree-cfg.c (verify_gimple_call): Likewise.
20423 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
20424 * gimple-fold.c: Include "tree-cfg.h".
20425 (gimple_fold_call): Use should_remove_lhs_p.
20427 2016-05-24 Richard Biener <rguenther@suse.de>
20429 PR tree-optimization/71253
20430 * cfganal.h (control_dependences): Make robust against edge
20432 (control_dependences::control_dependences): Remove edge_list argument.
20433 (control_dependences::get_edge): Remove.
20434 (control_dependences::get_edge_src): Add.
20435 (control_dependences::get_edge_dest): Likewise.
20436 (control_dependences::m_el): Make a vector of edge src/dest index.
20437 * cfganal.c (control_dependences::find_control_dependence): Adjust.
20438 (control_dependences::control_dependences): Likewise.
20439 (control_dependences::~control_dependence): Likewise.
20440 (control_dependences::get_edge): Remove.
20441 (control_dependences::get_edge_src): Add.
20442 (control_dependences::get_edge_dest): Likewise.
20443 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
20445 (perform_tree_ssa_dce): Adjust.
20446 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
20448 (pass_loop_distribution::execute): Adjust. Do loop destroying
20449 conditional on changed.
20451 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20454 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
20455 return. Reindent transformation comment and mention the ARM state
20458 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20460 PR middle-end/71252
20461 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
20462 after build_and_add_sum creates new use stmt.
20464 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20466 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
20467 load_lanes/grouped_load classification comes first. Don't check
20468 whether the vectorization factor is a multiple of the group size
20471 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20473 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
20474 GROUP_GAP for single-element interleaving.
20475 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
20478 2016-05-24 Richard Biener <rguenther@suse.de>
20480 PR middle-end/70434
20482 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
20483 bases which are accessed with non-invariant indices.
20484 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
20485 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
20487 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20489 PR middle-end/71170
20490 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
20491 (add_to_ops_vec): Add stmt_to_insert.
20492 (add_repeat_to_ops_vec): Init stmt_to_insert.
20493 (insert_stmt_before_use): New.
20494 (transform_add_to_multiply): Remove mult_stmt insertion and add it
20496 (get_ops): Init stmt_to_insert.
20497 (maybe_optimize_range_tests): Likewise.
20498 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
20499 (rewrite_expr_tree_parallel): Likewise.
20500 (reassociate_bb): Likewise.
20502 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20505 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
20506 ISA 3.0 xxperm fusion alternative.
20507 (altivec_vperm_v8hiv16qi): Likewise.
20508 (altivec_vperm_<mode>_uns_internal): Likewise.
20509 (vperm_v8hiv4si): Likewise.
20510 (vperm_v16qiv8hi): Likewise.
20512 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20513 Kelvin Nilsen <kelvin@gcc.gnu.org>
20515 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
20516 vpermr/xxpermr on ISA 3.0.
20517 (altivec_expand_vec_perm_le): Likewise.
20518 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
20519 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
20522 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
20524 * config/i386/i386.h (IS_STACK_MODE): Enable for
20525 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
20526 SSE_FLOAT_MODE_P macros.
20527 * config/i386/i386.c (ix86_preferred_reload_class): Use
20528 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
20529 Cleanup regclass processing for CONST_DOUBLE_P.
20530 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
20531 (ix86_rtx_costs): Remove redundant TARGET_80387 check
20532 with IS_STACK_MODE macro.
20533 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
20535 (*movdf_internal): Use IS_STACK_MODE macro.
20536 (*movsf_internal): Ditto.
20538 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
20540 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
20541 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
20543 2016-05-23 Jeff Law <law@redhat.com>
20545 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
20547 (fsm_find_control_statement_thread_paths): Call it.
20549 2016-05-23 Martin Jambor <mjambor@suse.cz>
20552 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
20553 from_global_constant if t is not NULL.
20555 2016-05-23 Marek Polacek <polacek@redhat.com>
20558 * common.opt (Wswitch-unreachable): New option.
20559 * doc/invoke.texi: Document -Wswitch-unreachable.
20560 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
20563 2016-05-23 Bin Cheng <bin.cheng@arm.com>
20565 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
20566 TMR_INDEX is non-NULL.
20568 2016-05-23 Richard Biener <rguenther@suse.de>
20570 PR tree-optimization/71230
20571 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
20572 (try_special_add_to_ops): ... here. Always test for single-use.
20574 2016-05-23 Martin Jambor <mjambor@suse.cz>
20576 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
20577 default block if a PHI node in the original one would be resized.
20579 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20581 PR tree-optimization/58135
20582 * tree-vect-slp.c: When group size is not multiple
20583 of vector size, allow splitting of store group at
20586 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
20588 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
20590 2016-05-22 Jakub Jelinek <jakub@redhat.com>
20592 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
20593 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
20594 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
20597 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
20598 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
20599 v constraint instead of x and vinserti32x4 insn.
20601 * config/i386/sse.md (i128vldq): New mode iterator.
20602 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
20603 avx512dq and avx512vl alternatives.
20605 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
20606 constraint, use maybe_evex prefix instead of vex.
20607 (vec_dupv4sf): Use v constraint instead of x for output
20608 operand except for noavx alternative, use Yv constraint
20609 instead of x for input. Use maybe_evex prefix instead of vex.
20610 (*vec_dupv4si): Likewise.
20611 (*vec_dupv2di): Likewise.
20613 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
20615 PR middle-end/40921
20616 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
20617 (linearize_expr_tree): Call try_special_add_to_ops.
20618 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
20620 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20622 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
20623 to computed stack_usage.
20625 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
20628 * config/avr/avr.md (define_expand "mov<mode>"): If the source
20629 operand is subreg (symbol_ref) then move the symbol ref to register.
20631 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
20633 * tree.c (array_at_struct_end_p): Look through MEM_REF.
20635 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
20637 PR middle-end/71179
20638 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
20641 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
20643 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
20644 ranges by calling get_single_symbol and tidy up. Look more closely
20645 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
20647 2016-05-20 Jeff Law <law@redhat.com>
20649 * bitmap.c (bitmap_find_bit): Remove useless test.
20651 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
20653 * function.c (thread_prologue_and_epilogue_insns): Commit the
20654 insertion of the epilogue.
20656 2016-05-20 Martin Jambor <mjambor@suse.cz>
20658 PR tree-optimization/70884
20659 * tree-sra.c (initialize_constant_pool_replacements): Do not check
20660 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
20661 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
20662 of constant pool data as a reason for scalarization.
20664 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
20666 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
20667 for naked functions.
20668 (thumb1_expand_prologue): Likewise.
20670 2016-05-20 Nathan Sidwell <nathan@acm.org>
20672 * config/nvptx/nptx.c (nvptx_option_override): Only set
20673 flag_toplevel_reorder, if not explicitly specified. Set
20674 flag_no_common, unless explicitly specified.
20676 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20678 * calls.c (can_implement_as_sibling_call_p): Mark param
20679 reg_parm_stack_space with ATTRIBUTE_UNUSED.
20681 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
20683 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
20684 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
20685 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
20687 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
20688 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
20689 and CASE_CONST_ANY.
20691 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
20693 * config/nvptx/nvptx.md (sincossf3): New pattern.
20695 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20697 * calls.c (maybe_complain_about_tail_call): New function.
20698 (initialize_argument_information): Call
20699 maybe_complain_about_tail_call when clearing *may_tailcall.
20700 (can_implement_as_sibling_call_p): Call
20701 maybe_complain_about_tail_call when returning false.
20702 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
20703 ensure try_tail_call is set. Call maybe_complain_about_tail_call
20704 if tail-call optimization fails.
20705 * cfgexpand.c (expand_call_stmt): Initialize
20706 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
20707 * gimple-pretty-print.c (dump_gimple_call): Dump
20708 gimple_call_must_tail_p.
20709 * gimple.c (gimple_build_call_from_tree): Call
20710 gimple_call_set_must_tail with the value of
20711 CALL_EXPR_MUST_TAIL_CALL.
20712 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
20713 (gimple_call_set_must_tail): New function.
20714 (gimple_call_must_tail_p): New function.
20715 * print-tree.c (print_node): Update printing of TREE_STATIC
20716 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
20717 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
20718 trailing comment listing applicable flags.
20719 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
20721 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20723 * calls.c (expand_call): Move "Rest of purposes for tail call
20724 optimizations to fail" to...
20725 (can_implement_as_sibling_call_p): ...this new function, and
20726 split into multiple "if" statements.
20728 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20730 * cfgloop.h (expected_loop_iterations_unbounded,
20731 expected_loop_iterations): Unconstify.
20732 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
20733 profile with known upper bound; return 3 when profile is absent.
20734 (expected_loop_iterations): Update.
20736 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20738 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
20739 and get_max_loop_iterations_int.
20741 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20743 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
20744 realistic upper bounds here.
20746 2016-05-20 Jakub Jelinek <jakub@redhat.com>
20749 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
20750 calls if the LHS is variable length or has addressable type.
20751 If targets[0]->decl is a noreturn call with void return type and
20752 zero arguments, adjust fntype and remove lhs in that case.
20754 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
20756 PR tree-optimization/71079
20757 PR tree-optimization/71206
20758 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
20760 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20762 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
20763 (get_vec_alignment_for_array_decl): Likewise.
20764 (get_vec_alignment_for_record_decl): Likewise.
20765 (increase_alignment::execute): Move code to find alignment to
20766 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
20767 (type_align_map): New hash_map.
20769 2016-05-20 Richard Guenther <rguenther@suse.de>
20771 PR tree-optimization/29756
20772 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
20773 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
20774 * fold-const.c (operand_equal_p): Likewise.
20775 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
20776 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
20777 * tree-inline.c (estimate_operator_cost): Likewise.
20778 * tree-pretty-print.c (dump_generic_node): Likewise.
20779 * tree-ssa-operands.c (get_expr_operands): Likewise.
20780 * cfgexpand.c (expand_debug_expr): Likewise.
20781 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
20782 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
20783 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
20784 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
20785 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
20786 (execute_update_addresses_taken): Do it.
20788 2016-05-20 Richard Biener <rguenther@suse.de>
20790 PR tree-optimization/71185
20791 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
20792 register operations.
20794 2016-05-20 Richard Biener <rguenther@suse.de>
20796 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
20797 gimple_seq_add_seq_without_update.
20798 (release_bb_predicate): Assert we have no operands to free.
20799 (if_convertible_loop_p_1): Calculate post dominators later.
20800 Do not free BB predicates here.
20801 (combine_blocks): Do not recompute BB predicates.
20802 (version_loop_for_if_conversion): Save BB predicates around
20805 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
20807 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
20808 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
20809 code. Ignore sibcalls on EDGE_IGNORE edges.
20810 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
20811 on edges for sibcalls that run without prologue. The rest of the
20812 function is combined from...
20813 (fix_fake_fallthrough_edge): ... this, and ...
20814 (try_shrink_wrapping): ... a part of this. Remove the bb_with
20815 function argument, make it a local variable.
20817 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
20819 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
20820 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
20821 for 32-bit mode and SEH for 64-bit.
20822 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
20823 TARGET_64BIT_DEFAULT.
20825 2016-05-19 Ryan Burn <contact@rnburn.com>
20827 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
20828 * gengtype.c (open_base_files): Add cilk.h to ifiles.
20830 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
20832 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
20833 force pending loads from memory.
20835 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
20837 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
20838 (UNSPEC_DARN_32): New unspec constant.
20839 (UNSPEC_DARN_RAW): New unspec constant.
20840 (darn_32): New instruction.
20841 (darn_raw): New instruction.
20842 (darn): New instruction.
20843 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
20844 support and documentation for this macro.
20845 (BU_P9_MISC_1): New macro definition.
20846 (BU_P9_64BIT_MISC_0): New macro definition.
20847 (BU_P9_MISC_0): New macro definition.
20848 (darn_32): New builtin definition.
20849 (darn_raw): New builtin definition.
20850 (darn): New builtin definition.
20851 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
20852 RS6000_BUILTIN_0 directives to surround each occurrence of
20853 #include "rs6000-builtin.def".
20854 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
20855 RS6000_BTM_64BIT flags to the returned mask, depending on
20857 (def_builtin): Correct an error in the assignments made to the
20858 debugging variable attr_string.
20859 (rs6000_expand_builtin): Add support for no-operand built-in
20861 (builtin_function_type): Remove fatal_error assertion that is no
20863 (rs6000_common_init_builtins): Add support for no-operand built-in
20865 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
20867 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
20869 (RS6000_BTM_64BIT): New macro definition.
20870 * doc/extend.texi: Document __builtin_darn (void),
20871 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
20874 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
20876 * tree-vect-loop.c (vect_analyze_loop_2): Use also
20877 max_loop_iterations_int.
20879 2016-05-19 Marek Polacek <polacek@redhat.com>
20881 PR tree-optimization/71031
20882 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
20883 condition and adjust the code a bit.
20885 2016-05-19 Martin Liska <mliska@suse.cz>
20887 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
20888 auto_vec instead of vec.
20890 2016-05-19 Martin Liska <mliska@suse.cz>
20892 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
20894 2016-05-19 Martin Liska <mliska@suse.cz>
20896 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
20898 2016-05-19 Martin Liska <mliska@suse.cz>
20900 * ipa-pure-const.c (set_function_state): Remove an existing
20902 (remove_node_data): Do not free it as it's released
20903 in set_function_state.
20905 2016-05-19 Martin Liska <mliska@suse.cz>
20907 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
20910 2016-05-19 Martin Liska <mliska@suse.cz>
20912 * omp-simd-clone.c (simd_clone_adjust): Release vector.
20914 2016-05-19 Martin Liska <mliska@suse.cz>
20916 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
20917 an auto_vec instead of re-creating it.
20919 2016-05-19 Martin Liska <mliska@suse.cz>
20921 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
20922 auto_vec instead of vec.
20924 2016-05-19 Martin Liska <mliska@suse.cz>
20926 * lto-section-in.c (lto_get_section_data): Call
20927 lto_check_version with additional argument.
20928 * lto-streamer.c (lto_check_version): Add new argument.
20929 * lto-streamer.h (lto_check_version): Likewise.
20931 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20933 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
20934 Don't add cost of inner memory when handling sign-extended loads.
20936 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
20938 PR rtl-optimization/71148
20939 * cse.c (cse_main): Free dominance info.
20940 (rest_of_handle_cse): Don't free dominance info.
20941 (rest_of_handle_cse2): Likewise.
20942 (rest_of_handle_cse_after_global_opts): Likewise.
20944 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20947 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
20948 NULL_TREE early if NEON is not available. Remove now redundant check
20949 in ARM_CHECK_BUILTIN_MODE.
20951 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
20954 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
20955 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
20956 * doc/cpp.texi: Document new macros.
20958 2016-05-19 Bin Cheng <bin.cheng@arm.com>
20960 PR tree-optimization/69848
20961 * tree-vect-loop.c (vectorizable_reduction): Don't factor
20962 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
20964 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
20966 * function.c (thread_prologue_and_epilogue_insn): Move the
20967 "goto epilogue_done" one block later.
20969 2016-05-19 Richard Biener <rguenther@suse.de>
20971 PR tree-optimization/70729
20972 * passes.def: Move LIM pass before PRE. Remove no longer
20973 required copyprop and move first DCE out of the loop pipeline.
20975 2016-05-18 David Malcolm <dmalcolm@redhat.com>
20978 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
20979 (OBJS-libcommon-target): ...here.
20980 * opts-common.c: Include spellcheck.h.
20981 (cmdline_handle_error): Build a vec of valid options and use it
20982 to suggest provide hints for misspelled arguments.
20984 2016-05-18 Jakub Jelinek <jakub@redhat.com>
20987 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
20988 lhs if it has TREE_ADDRESSABLE type.
20990 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
20993 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
20994 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
20996 2016-05-18 Martin Jambor <mjambor@suse.cz>
20999 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
21000 input for NOP_EXPR pass-through functions.
21001 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
21002 aggregate global constant VAR_DECLs in constant jump functions.
21004 2016-05-18 Martin Jambor <mjambor@suse.cz>
21007 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
21008 from TREE_READONLY parameters.
21010 2016-05-18 Martin Jambor <mjambor@suse.cz>
21013 * cgraph.h (cgraph_indirect_call_info): New field
21014 guaranteed_unmodified.
21015 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
21016 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
21018 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
21019 pass the parameter value to ipa_find_agg_cst_for_param.
21020 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
21021 guaranteed_unmodified, store AA results there instead of bailing out
21023 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
21024 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
21025 (find_constructor_constant_at_offset): New function.
21026 (ipa_find_agg_cst_from_init): Likewise.
21027 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
21028 static initializers of contants, report back through a new paameter
21029 from_global_constant if that was the case.
21030 (try_make_edge_direct_simple_call): Also pass parameter value to
21031 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
21033 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
21034 (ipa_read_indirect_edge_info): Likewise.
21035 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
21036 (ipa_load_from_parm_agg): Likewise.
21038 2016-05-18 Jiong Wang <jiong.wang@arm.com>
21040 PR rtl-optimization/71150
21041 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
21044 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
21047 * config/rs6000/constraints.md (wE constraint): New constraint
21048 for a vector constant that can be loaded with XXSPLTIB.
21049 (wM constraint): New constraint for a vector constant of a 1's.
21050 (wS constraint): New constraint for a vector constant that can be
21051 loaded with XXSPLTIB and a vector sign extend instruction.
21052 * config/rs6000/predicates.md (xxspltib_constant_split): New
21053 predicates for wE/wS constraints.
21054 (xxspltib_constant_nosplit): Likewise.
21055 (easy_vector_constant): Add support for constants that can be
21056 loaded via XXSPLTIB.
21057 (all_ones_constant): New predicate for vector constant with all
21059 (splat_input_operand): Add support for ISA 3.0 word splat operations.
21060 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
21061 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
21062 instruction and possibly with a sign extension.
21063 (output_vec_const_move): Add support for XXSPLTIB. If we are
21064 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
21065 instead of XXLXOR/XXLORC.
21066 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
21068 (rs6000_legitimize_reload_address): Likewise.
21069 (rs6000_output_move_128bit): Use output_vec_const_move to emit
21071 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
21072 combine VSX_M and VSX_M2 into one iterator.
21073 (VSX_M2): Likewise.
21074 (VSINT_84): New iterators for loading constants with XXSPLTIB.
21075 (VSINT_842): Likewise.
21076 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
21077 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
21078 XXSPLTIB instruction.
21079 (xxspltib_<mode>_nosplit): Likewise.
21080 (xxspltib_<mode>_split): New insn to load up constants with
21081 XXSPLTIB and a sign extend instruction.
21082 (vsx_mov<mode>): Replace single move that handled all vector types
21083 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
21084 moves (when -mvsx-timode is in effect) into the main vector
21085 moves. Eliminate separate moves for <VSr> <VSa>, where the
21086 preferred register class (<VSr>) is listed first, and the
21087 secondary register class (<VSa>) is listed second with a '?' to
21088 discourage use. Prefer loading 0/-1 in any VSX register for ISA
21089 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
21090 that if the register was involved in a slow operation, the
21091 clear/set operation does not wait for the slow operation to
21092 finish. Adjust the length attributes for 32-bit mode. Use
21093 rs6000_output_move_128bit and drop the use of the string
21094 instructions for 32-bit movti when -mvsx-timode is in effect. Use
21095 spacing so that the alternatives and attributes don't generate
21096 long lines, and put things in columns, so that it is easier to
21097 match up the operands and attributes with the insn alternatives.
21098 (vsx_mov<mode>_64bit): Likewise.
21099 (vsx_mov<mode>_32bit): Likewise.
21100 (vsx_movti_64bit): Fold movti into normal vector moves.
21101 (vsx_movti_32bit): Likewise.
21102 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
21103 splat instructions.
21104 (vsx_splat_v4si_internal): Likewise.
21105 (vsx_splat_v4sf_internal): Likewise.
21106 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
21107 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
21108 extend vector elements.
21109 (vsx_sign_extend_hi_<mode>): Likewise.
21110 (vsx_sign_extend_si_v2di): Likewise.
21111 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
21113 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
21114 constraints. Add trailing period to wL documentation.
21116 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
21118 PR middle-end/71020
21119 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
21120 * tree-dfa.c (replace_abnormal_ssa_names): New function.
21121 * tree-call-cdce.c: Include tree-dfa.h.
21122 (can_guard_call_p): New function, extracted from...
21123 (can_use_internal_fn): ...here.
21124 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
21126 (shrink_wrap_one_built_in_call): Likewise.
21127 (use_internal_fn): Likewise.
21128 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
21129 and return void. Call replace_abnormal_ssa_names.
21130 (pass_call_cdce::execute): Check can_guard_call_p during the
21131 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
21132 will always change something.
21134 2016-05-18 Martin Jambor <mjambor@suse.cz>
21137 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
21138 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
21140 2016-05-18 Martin Jambor <mjambor@suse.cz>
21143 * ipa-inline.h (condition): New field size.
21144 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
21145 for comaprison and store it into the new condition.
21146 (evaluate_conditions_for_known_args): Use condition size to check
21147 access sizes for all but CHANGED conditions.
21148 (unmodified_parm_1): New parameter size_p, store access size into it.
21149 (unmodified_parm): Likewise.
21150 (unmodified_parm_or_parm_agg_item): Likewise.
21151 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
21152 (set_cond_stmt_execution_predicate): Extract access sizes and store
21153 them to conditions.
21154 (set_switch_stmt_execution_predicate): Likewise.
21155 (will_be_nonconstant_expr_predicate): Likewise.
21156 (will_be_nonconstant_predicate): Likewise.
21157 (inline_read_section): Stream condition size.
21158 (inline_write_summary): Likewise.
21160 2016-05-18 Richard Biener <rguenther@suse.de>
21162 * tree-ssa-loop-im.c (determine_max_movement): Properly add
21163 condition cost to PHI cost instead of total_cost.
21165 2016-05-18 Martin Liska <mliska@suse.cz>
21168 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
21171 2016-05-18 Richard Biener <rguenther@suse.de>
21173 * lto-streamer.h (LTO_major_version): Bump to 6.
21175 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21177 * function.c (make_split_prologue_seq, make_prologue_seq,
21178 make_epilogue_seq): New functions, factored out from...
21179 (thread_prologue_and_epilogue_insns): Here.
21181 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21183 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
21184 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
21185 of before. Add a comment.
21187 2016-05-18 Bin Cheng <bin.cheng@arm.com>
21189 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
21190 expression pointer, not pointer to the pointer.
21192 2016-05-18 Jakub Jelinek <jakub@redhat.com>
21194 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
21195 (avx2_pbroadcast<mode>): Add another alternative with v instead
21196 of x constraints in it, using <pbroadcast_evex_isa> isa.
21197 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
21199 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
21200 constraint x instead of v in second alternative, add avx512bw
21203 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
21204 constraint x instead of v in second alternative, add avx512bw
21207 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
21208 constraint x instead of v in second alternative, add avx512bw
21211 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
21212 avx512bw alternative.
21214 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
21216 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
21217 array to 128 chars.
21218 (define_insn "*andnottf3"): Ditto.
21219 (define_insn "*<code><mode>3"/any_logic): Ditto.
21220 (define_insn "*<code>tf3"/any_logic): Ditto.
21221 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
21222 operand to block AVX-512VL insn variant emit when it is not enabled.
21224 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
21226 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
21227 constraint fot SF mode.
21229 2016-05-18 Petr Murzin <petr.murzin@intel.com>
21230 Kirill Yukhin <kirill.yukhin@intel.com>
21232 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
21234 (define_insn "rsqrt14<mode>"): Ditto.
21235 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
21236 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
21237 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
21238 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
21239 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
21241 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
21242 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
21243 * config/i386/i386.c (ix86_print_operand): Expand check for size
21244 override codes for Intel syntax.
21246 2016-05-18 Richard Biener <rguenther@suse.de>
21248 PR tree-optimization/71168
21249 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
21250 initialization earlier.
21252 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
21254 * config/aarch64/aarch64-simd.md
21255 (aarch64_reduc_plus_internal<mode>): Rename to...
21256 (reduc_plus_scal): ...This, and remove previous implementation.
21258 2016-05-18 Richard Biener <rguenther@suse.de>
21260 * passes.def: Put late dse and cd_dce in canonical order.
21262 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
21264 * ipa-inline-transform.c (preserve_function_body_p): Look for
21265 first non-thunk clone.
21266 (save_function_body): Save into first non-thunk.
21267 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
21269 (lto_output_node): Inline thunks don't need body in every
21271 * lto-streamer-in.c: Do not fixup thunk clones.
21272 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
21274 * tree-inline.c (copy_bb): Be prepared for target node to be new after
21277 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
21279 PR middle-end/63586
21280 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
21281 (reassociate_bb): Call transform_add_to_multiply.
21283 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
21285 * config/aarch64/aarch64.c (all_extensions): Removed unused
21288 2016-05-17 Nathan Sidwell <nathan@acm.org>
21290 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
21291 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
21293 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
21295 PR tree-optimization/54579
21296 PR middle-end/55299
21297 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
21299 2016-05-17 Marek Polacek <polacek@redhat.com>
21302 * tree-inline.c (expand_call_inline): Call
21303 maybe_remove_unused_call_args.
21305 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
21307 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
21308 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
21309 * doc/md.texi (fmin@var{m}3): Likewise.
21311 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21313 * match.pd (X & C): New transformation.
21315 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21317 * match.pd (~X & Y): New transformation.
21319 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21321 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
21322 information for new SSA_NAME.
21323 (simplify_conversion_using_ranges): Get range through get_range_info
21324 instead of get_value_range.
21326 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21328 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
21329 Remove inline assembly.
21330 (vmvn_s16): Likewise.
21331 (vmvn_s32): Likewise.
21332 (vmvn_u8): Likewise.
21333 (vmvn_u16): Likewise.
21334 (vmvn_u32): Likewise.
21335 (vmvnq_s8): Likewise.
21336 (vmvnq_s16): Likewise.
21337 (vmvnq_s32): Likewise.
21338 (vmvnq_u8): Likewise.
21339 (vmvnq_u16): Likewise.
21340 (vmvnq_u32): Likewise.
21341 (vmvn_p8): Likewise.
21342 (vmvnq_p16): Likewise.
21344 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21346 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
21348 (vmul_n_s16): Likewise.
21349 (vmul_n_s32): Likewise.
21350 (vmul_n_u16): Likewise.
21351 (vmul_n_u32): Likewise.
21352 (vmulq_n_f32): Likewise.
21353 (vmulq_n_f64): Likewise.
21354 (vmulq_n_s16): Likewise.
21355 (vmulq_n_s32): Likewise.
21356 (vmulq_n_u16): Likewise.
21357 (vmulq_n_u32): Likewise.
21359 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21361 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
21362 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
21364 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21366 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
21367 to *aarch64_fma4_elt_from_dup<mode>.
21368 (*aarch64_fnma4_elt_to_128df): Rename to
21369 *aarch64_fnma4_elt_from_dup<mode>.
21370 * config/aarch64/arm_neon.h (vfma_n_f64): New.
21371 (vfms_n_f32): Likewise.
21372 (vfms_n_f64): Likewise.
21373 (vfmsq_n_f32): Likewise.
21374 (vfmsq_n_f64): Likewise.
21376 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
21378 * wide-int.h: Change fixed_wide_int_storage from class to struct.
21380 2016-05-17 Richard Biener <rguenther@suse.de>
21382 PR tree-optimization/71132
21383 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
21384 Only add control dependences for blocks in the loop.
21385 (build_rdg): Adjust.
21386 (generate_code_for_partition): Return whether loop should
21387 be destroyed and delay that.
21388 (distribute_loop): Likewise.
21389 (pass_loop_distribution::execute): Record loops to be destroyed
21390 and perform delayed destroying of loops.
21392 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21395 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
21397 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21399 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
21401 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
21404 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
21405 insertion point for instructions generated by validize_mem.
21407 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21409 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
21412 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21414 * config/aarch64/aarch64.c
21415 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
21416 rather than a macro.
21418 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21420 * doc/invoke.texi (AArch64 Options): Various updates.
21422 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21424 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
21425 into instrumentation thunks.
21426 * cif-code.def (CIF_CHKP): New.
21428 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
21430 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
21432 2016-05-16 Martin Jambor <mjambor@suse.cz>
21434 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
21435 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
21437 2016-05-16 Marek Polacek <polacek@redhat.com>
21439 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
21442 2016-05-16 Martin Jambor <mjambor@suse.cz>
21445 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
21446 the outlined kernel function.
21448 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
21450 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
21451 (ISA_HAS_DLSA): Ditto.
21453 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
21455 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
21457 2016-05-16 Nathan Sidwell <nathan@acm.org>
21459 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
21460 (nvptx_name_replacement): Restore. Add comment.
21461 (write_fn_proto, write_fn_proto_from_insn,
21462 nvptx_output_call_insn): Restore
21463 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
21465 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21467 * config/aarch64/aarch64.md
21468 (add<mode>3_compareC_cconly_imm): Remove use of %w.
21469 (add<mode>3_compareC_imm): Likewise.
21470 (<optab>si3_uxtw): Split into register and immediate variants.
21471 (andsi3_compare0_uxtw): Likewise.
21472 (and<mode>3_compare0): Likewise.
21473 (and<mode>3nr_compare0): Likewise.
21474 (stack_protect_test_<mode>): Don't use %x for memory operands.
21476 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
21478 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
21480 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21482 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
21483 Split integer shifts into shift_reg and bfm.
21484 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
21485 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
21486 (ror<mode>3_insn): Likewise.
21487 (<optab>si3_insn_uxtw): Likewise.
21488 (<optab><mode>3_insn): Change to rotate_imm.
21489 (extr<mode>5_insn_alt): Likewise.
21490 (extrsi5_insn_uxtw): Likewise.
21491 (extrsi5_insn_uxtw_alt): Likewise.
21493 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21495 * doc/tm.texi: Regenerate.
21496 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
21497 (TARGET_INVALID_RETURN_TYPE): Remove.
21498 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
21499 TARGET_INVALID_RETURN_TYPE.
21500 * target.def (invalid_parameter_type): Remove.
21501 (invalid_return_type): Remove.
21503 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21505 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
21506 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
21508 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
21510 (preserve_function_body_p): No need to preserve function body
21511 * cif-codes.def (CIF_THUNK): Remove.
21512 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
21514 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21516 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
21518 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21520 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
21523 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21525 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
21526 (inline_small_functions): Do not look for function symbol when
21529 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21531 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
21534 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21535 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21536 Jiong Wang <jiong.wang@arm.com>
21538 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
21539 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
21540 Define __ARM_FP16_ARGS when appropriate.
21541 * config/arm/arm.c (arm_invalid_parameter_type): Remove
21543 (arm_invalid_return_type): Likewise.
21544 (TARGET_INVALID_PARAMETER_TYPE): Remove.
21545 (TARGET_INVALID_RETURN_TYPE): Remove.
21546 (aapcs_vfp_sub_candidate): Allow HFmode.
21547 (aapcs_vfp_allocate): Add comment. Support HFmode.
21548 (aapcs_vfp_allocate_return_reg): Likewise.
21549 (struct aapcs_cp_arg_layout): Slightly reword comments for
21550 is_return_candidate and allocate_return_reg.
21551 (output_mov_vfp): Update assert.
21552 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
21554 (arm_invalid_parameter_type): Remove.
21555 (amr_invalid_return_type): Remove.
21556 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
21557 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
21558 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
21560 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21562 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
21563 * config/aarch64/arch64-protos.h
21564 (aarch64_legitimize_reload_address): Remove.
21565 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
21568 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
21570 * configure.ac: Add ACX_NONCANONICAL_HOST.
21571 * configure: Regenerate.
21572 * Makefile.in: Set host_noncanonical.
21574 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
21577 * config/i386/i386.md (*movtf_internal): Before register allocation,
21578 do not allow FP constants for CM_MEDIUM memory model, allow only
21579 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
21580 (*movxf_internal): Ditto.
21581 (*movdf_internal): Ditto.
21582 (*movsf_internal): Ditto.
21584 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
21586 PR rtl-optimization/67483
21587 * combine.c (make_compound_operation): Don't call extract_left_shift
21588 with negative shift amounts.
21590 2016-05-13 Jakub Jelinek <jakub@redhat.com>
21593 * fold-const.c (fold_checksum_tree): Allow modification
21594 of TYPE_ALIAS_SET during folding.
21596 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
21597 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
21598 (ix86_split_to_parts): Likewise. Fix up formatting.
21600 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
21602 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
21603 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
21606 2016-05-13 Nathan Sidwell <nathan@acm.org>
21608 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
21609 (nvptx_name_replacement): Delete.
21610 (write_fn_proto, write_fn_proto_from_insn,
21611 nvptx_output_call_insn): Remove nvptx_name_replacement call.
21612 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
21613 * langhooks.c (add_builtin_funcction_common): Call
21614 targetm.mangle_decl_assembler_name.
21616 * config/nvptx/nvptx.c (write_fn_proto): Handle
21617 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
21619 2016-05-13 Martin Liska <mliska@suse.cz>
21621 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
21622 and PRIu64 in printf format.
21624 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21626 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
21629 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21631 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
21632 Change --param max-completely-peeled-times to
21633 --param max-completely-peel-times in dump file printing.
21635 2016-05-13 Richard Biener <rguenther@suse.de>
21637 PR tree-optimization/42587
21638 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
21639 (find_bswap_or_nop_1): Likewise.
21640 (bswap_replace): Likewise.
21642 2016-05-13 Martin Liska <mliska@suse.cz>
21644 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
21645 Initialize a variable with default value.
21647 2016-05-13 Martin Liska <mliska@suse.cz>
21649 * doc/invoke.texi: Enhance explanation of error recovery
21652 2016-05-13 Martin Liska <mliska@suse.cz>
21654 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
21655 (struct cost_pair): Change inv_expr_id (int) to inv_expr
21656 (iv_inv_expr_ent *).
21657 (struct iv_inv_expr_ent): Comment struct fields.
21658 (sort_iv_inv_expr_ent): New function.
21659 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
21660 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
21661 a hash_map between iv_inv_expr_ent and number of usages.
21662 (niter_for_exit): Fix coding style.
21663 (tree_ssa_iv_optimize_init): Use renamed variable.
21664 (determine_base_object): Fix coding style.
21665 (alloc_iv): Likewise.
21666 (find_interesting_uses_outside): Likewise.
21667 (add_candidate_1): Likewise.
21668 (add_standard_iv_candidates): Likewise.
21669 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
21670 (prepare_decl_rtl): Fix coding style.
21671 (get_address_cost): Likewise.
21672 (get_shiftadd_cost): Likewise.
21673 (force_expr_to_var_cost): Likewise.
21674 (compare_aff_trees): Likewise.
21675 (get_expr_id): Restructure the function.
21676 (get_loop_invariant_expr_id): Renamed to
21677 get_loop_invariant_expr.
21678 (get_computation_cost_at): Replace usage of inv_expr_id with
21680 (get_computation_cost): Likewise.
21681 (determine_group_iv_cost_generic): Likewise.
21682 (determine_group_iv_cost_address): Likewise.
21683 (iv_period): Fix coding style.
21684 (iv_elimination_compare_lt): Likewise.
21685 (may_eliminate_iv): Likewise.
21686 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
21688 (determine_group_iv_costs): Dump invariant expressions.
21689 (iv_ca_recount_cost): Use the newly added hash_map.
21690 (iv_ca_set_remove_invariants): Fix coding style.
21691 (iv_ca_set_add_invariants): Fix coding style.
21692 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
21694 (iv_ca_set_cp): Likewise.
21695 (iv_ca_new): Initialize the newly added hash_map and remove
21696 initialization of fields.
21697 (iv_ca_free): Delete the hash_map.
21698 (iv_ca_dump): Dump invariant expressions.
21699 (iv_ca_extend): Fix coding style.
21700 (try_add_cand_for): Likewise.
21701 (create_new_ivs): Dump information about # of avg iterations and
21702 # of used invariant expressions.
21703 (rewrite_use_compare): Fix coding style.
21704 (free_loop_data): Set default value for max_inv_expr_id.
21706 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
21708 * cse.c (rest_of_handle_cse): Use cleanup_cfg
21709 returned value cse_cfg_altered computation.
21710 (rest_of_handle_cse2): Likewise.
21711 (rest_of_handle_cse_after_global_opts): Likewise.
21713 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21716 * config/arm/arm.c (arm32_output_mi_thunk): New.
21717 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
21718 to split Thumb1 vs TARGET_32BIT functionality.
21719 (arm_thumb1_mi_thunk): New.
21721 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21723 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
21726 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21729 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
21731 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
21733 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
21734 (expand_builtin_trap): Emit a regular call.
21735 (set_builtin_user_assembler_name): Remove obsolete cases.
21736 * dse.c (scan_insn): Adjust.
21737 * except.c: Include calls.h.
21738 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
21739 emit a regular call to setjmp.
21740 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
21741 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
21742 (emit_block_move_via_libcall): Delete.
21743 (block_move_fn): Delete.
21744 (init_block_move_fn): Likewise.
21745 (emit_block_move_libcall_fn): Likewise.
21746 (emit_block_op_via_libcall): New function.
21747 (set_storage_via_libcall): Tidy up and use memset builtin.
21748 (block_clear_fn): Delete.
21749 (init_block_clear_fn): Likewise.
21750 (clear_storage_libcall_fn): Likewise.
21751 (expand_assignment): Call emit_block_move_via_libcall.
21752 Do not include gt-expr.h.
21753 * expr.h (emit_block_op_via_libcall): Declare.
21754 (emit_block_copy_via_libcall): New inline function.
21755 (emit_block_move_via_libcall): Likewise.
21756 (emit_block_comp_via_libcall): Likewise.
21757 (block_clear_fn): Delete.
21758 (init_block_move_fn): Likewise.
21759 (init_block_clear_fn): Likewise.
21760 (emit_block_move_via_libcall): Likewise.
21761 (set_storage_via_libcall): Add default parameter value.
21762 * libfuncs.h (enum libfunc_index): Remove obsolete values.
21763 (abort_libfunc): Delete.
21764 (memcpy_libfunc): Likewise.
21765 (memmove_libfunc): Likewise.
21766 (memcmp_libfunc): Likewise.
21767 (memset_libfunc): Likewise.
21768 (setbits_libfunc): Likewise.
21769 (setjmp_libfunc): Likewise.
21770 (longjmp_libfunc): Likewise.
21771 (profile_function_entry_libfunc): Likewise.
21772 (profile_function_exit_libfunc): Likewise.
21773 (gcov_flush_libfunc): Likewise.
21774 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
21775 and DECL_VISIBILITY on the declaration.
21776 (init_optabs): Do not initialize obsolete libfuncs.
21777 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
21778 * tree-core.h (ECF_RET1): Define.
21779 (ECF_TM_PURE): Adjust.
21780 (ECF_TM_BUILTIN): Likewise.
21781 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
21782 (build_common_builtin_nodes): Initialize abort builtin.
21783 Add ECF_RET1 on memcpy, memmove and memset builtins.
21784 Pass final flags for alloca and alloca_with_align builtins.
21785 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
21787 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
21788 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
21789 set_storage_via_libcall and call emit_block_copy_via_libcall.
21791 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
21793 * config/i386/i386.md (*call_got_x32): Change operand 0 to
21794 DImode before it is passed to ix86_output_call_operand.
21795 (*call_value_got_x32): Ditto for operand 1.
21797 2016-05-12 Jiong Wang <jiong.wang@arm.com>
21799 PR rtl-optimization/70904
21800 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
21801 reload for wide mode.
21803 2016-05-12 Marek Polacek <polacek@redhat.com>
21806 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
21807 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
21808 * langhooks.h (incomplete_type_error): Likewise.
21809 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
21810 parameter, pass it down to incomplete_type_error.
21811 * tree.h (size_in_bytes): New inline overload.
21812 (size_in_bytes_loc): Renamed from size_in_bytes.
21814 2016-05-12 Richard Biener <rguenther@suse.de>
21816 PR tree-optimization/71059
21817 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
21818 nary before looking up or entering the expression into the VN
21820 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
21821 Make sure to re-use NARYs without result as inserted by
21824 2016-05-12 Richard Biener <rguenther@suse.de>
21826 PR tree-optimization/71062
21827 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
21829 * tree-ssa-structalias.c (set_uids_in_ptset): Set
21830 vars_contains_restrict if the var is a restrict tag.
21831 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
21832 do not disambiguate pointers against it.
21833 (dump_points_to_solution): Re-structure and adjust for new
21834 vars_contains_restrict flag.
21835 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
21837 2016-05-12 Martin Liska <mliska@suse.cz>
21839 * doc/invoke.texi: Explain connection between
21840 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
21842 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
21844 PR tree-optimization/71006
21845 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
21846 consider COND_EXPR as a mask producer.
21848 2016-05-12 Marek Polacek <polacek@redhat.com>
21851 * opts.c (common_handle_option): Detect missing argument for --help^.
21853 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21856 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
21857 when popping the PC and within an interrupt handler routine.
21858 Add missing tab to output of "ldmfd".
21859 (output_return_instruction): Output LDMFD with SP update rather
21860 than POP when returning from interrupt handler.
21862 2016-05-12 Jakub Jelinek <jakub@redhat.com>
21864 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
21865 TARGET_64BIT && TARGET_AVX512DQ.
21866 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
21867 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
21868 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
21869 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
21870 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
21871 (*vec_extractv4si_zext): Add avx512dq alternative.
21872 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
21873 use v instead of x constraint in other alternatives where possible.
21875 * config/i386/sse.md (sse2_loadld): Use v instead of x
21876 constraint in alternatives 0,1,4.
21878 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
21879 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
21880 v constraints instead of x and <pinsr_evex_isa> isa attribute.
21883 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
21884 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
21885 is not emitted unless TARGET_AVX512BW.
21886 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
21887 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
21888 for the result operand.
21890 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
21891 constraint instead of x in avx alternatives. Use maybe_evex instead
21894 * config/i386/constraints.md (Yv): New constraint.
21895 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
21896 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
21897 * config/i386/i386.md (avx512fvecmode): New mode attr.
21898 (*pushtf): Use v constraint instead of x.
21899 (*movtf_internal): Likewise. For TARGET_AVX512VL and
21900 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
21901 (*absneg<mode>2): Use Yv constraint instead of x constraint.
21902 (*absnegtf2_sse): Likewise.
21903 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
21904 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
21905 avx512f alternatives.
21906 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
21908 2016-05-12 Richard Biener <rguenther@suse.de>
21910 PR tree-optimization/71060
21911 * tree-data-ref.c (initialize_data_dependence_relation): Do not
21912 require exact match of DR_BASE_OBJECT but only matching address and
21915 2016-05-12 Richard Biener <rguenther@suse.de>
21917 PR tree-optimization/70986
21918 * cfganal.c: Include cfgloop.h.
21919 (dfs_find_deadend): Prefer to take edges exiting loops.
21921 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21923 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
21924 compile and run time.
21926 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
21929 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
21931 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
21933 * config/i386/i386.c (legitimize_pic_address): Use
21934 copy_to_suggested_reg instead of gen_movsi.
21936 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
21938 * config/rs6000/predicates.md (quad_memory_operand): Move most of
21939 the code into quad_address_p and call it to share code with
21940 vsx_quad_dform_memory_operand.
21941 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
21943 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
21944 bit instead of being a separate word. Split -mpower9-dform into
21945 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
21946 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
21947 for the register class supporting 128-bit quad word memory offsets.
21948 (mode_supports_vsx_dform_quad): Helper function to return if the
21949 register class uses quad word memory offsets.
21950 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
21951 (rs6000_debug_reg_global): Always print if we are using LRA or not.
21952 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
21953 instructions are enabled, set up the appropriate addr_masks for
21955 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
21956 -mpower9-dform-scalar, instead of -mpower9-dform.
21957 (rs6000_option_override_internal): Split -mpower9-dform into two
21958 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
21959 -mpower9-dform switch sets or clears both. If we are not using
21960 the LRA register allocator, do not enable -mpower9-dform-vector by
21961 default. If we are using LRA, enable -mpower9-dform-vector and
21962 -mvsx-timode if it is appropriate. Issue a warning if either
21963 -mpower9-dform-vector or -mvsx-timode are explicitly used without
21965 (quad_address_offset_p): New helper function to return if the
21966 offset is legal for quad word memory instructions.
21967 (quad_address_p): New function to determin if GPR or vector
21968 register quad word memory addresses are legal.
21969 (mem_operand_gpr): Validate quad word address offsets.
21970 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
21971 d-form (register + offset) instructions.
21972 (offsettable_ok_by_alignment): Likewise.
21973 (rs6000_legitimate_offset_address_p): Likewise.
21974 (legitimate_lo_sum_address_p): Likewise.
21975 (rs6000_legitimize_address): Likewise.
21976 (rs6000_legitimize_reload_address): Add more debug statements for
21978 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
21979 d-form instructions.
21980 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
21981 d-form instructions. Distinguish different cases in debug
21982 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
21983 d-form instructions.
21984 (rs6000_preferred_reload_class): Likewise.
21985 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
21986 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
21987 of the ISA 2.06 indexed memory instructions.
21988 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
21989 use them to save/restore the saved vector registers instead of
21990 using Altivec instructions.
21991 (rs6000_emit_epilogue): Likewise.
21992 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
21993 (rs6000_opt_masks): Split -mpower9-dform into
21994 -mpower9-dform-scalar and -mpower9-dform-vector.
21995 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
21997 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
21998 ISA 3.0 vector indexed memory instructions, and fold the code into
21999 the normal mov<mode> patterns.
22000 (p9_vecstore_<mode>): Likewise.
22001 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
22003 (vsx_movti_64bit): Likewise.
22004 (vsx_movti_32bit): Likewise.
22005 * config/rs6000/constraints.md (wO constraint): New constraint for
22006 ISA 3.0 vector d-form support.
22007 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
22008 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
22009 include -mpower9-dform-vector until we switch over to LRA.
22010 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
22011 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
22012 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
22013 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
22014 for -mpower9-dform and -mlra.
22015 * doc/md.texi (wO constraint): Document wO constraint.
22017 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
22019 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
22020 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
22021 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
22022 Move handling of non-insn arguments inline into the sole user:
22023 (output_trans_func): ...here.
22024 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
22025 in emitted function prototype.
22026 (output_internal_insn_latency_func): Ditto. Simplify.
22027 (output_internal_maximal_insn_latency_func): Ditto. Delete
22028 always-unused argument.
22029 (output_insn_latency_func): Ditto.
22030 (output_maximal_insn_latency_func): Ditto.
22032 2016-05-11 Richard Biener <rguenther@suse.de>
22034 PR tree-optimization/71055
22035 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
22036 sth with precision not equal to access size verify we don't chop
22039 2016-05-11 Richard Biener <rguenther@suse.de>
22042 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
22043 (dwarf2out_finish): Move retry_incomplete_types call ...
22044 (dwarf2out_early_finish): ... here.
22046 2016-05-11 Richard Biener <rguenther@suse.de>
22048 PR middle-end/71002
22049 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
22050 if the langhook insists on it.
22051 * fold-const.c (make_bit_field_ref): Add arg for the original
22052 reference and preserve its alias-set.
22053 (decode_field_reference): Take exp by reference and adjust it
22054 to the original memory reference.
22055 (optimize_bit_field_compare): Adjust callers.
22056 (fold_truth_andor_1): Likewise.
22057 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
22059 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
22061 PR middle-end/70807
22062 * cfgrtl.h (delete_insn_and_edges): Now return bool.
22063 * cfgrtl.c (delete_insn_and_edges): Likewise.
22064 * config/i386/i386.c (convert_scalars_to_vector): Remove
22066 * cse.c (cse_insn): Compute cse_cfg_altered.
22067 (delete_trivially_dead_insns): Likewise.
22068 (cse_cc_succs): Likewise.
22069 (rest_of_handle_cse): Free dominance info if required.
22070 (rest_of_handle_cse2): Likewise.
22071 (rest_of_handle_cse_after_global_opts): Likewise.
22073 2016-05-11 Alan Modra <amodra@gmail.com>
22075 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
22076 abi_v4_pass_in_fpr): New functions.
22077 (rs6000_function_arg_boundary): Exclude complex IBM long double
22078 from 64-bit alignment when ABI_V4.
22079 (rs6000_function_arg, rs6000_function_arg_advance_1,
22080 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
22082 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
22084 PR rtl-optimization/71028
22085 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
22086 jump with just a return in the fallthrough block if the branch
22087 block contains just a return as well.
22089 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
22091 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
22092 * match.pd ((X & Y) ^ Y): ... this.
22093 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
22094 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
22096 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22098 * read-md.c (require_char_ws): New function.
22099 (read_string): Simplify using require_char_ws.
22100 (handle_constants): Likewise.
22101 (handle_enum): Likewise.
22102 (handle_file): Likewise.
22103 * read-md.h (require_char_ws): New declaration.
22104 * read-rtl.c (read_conditions): Simplify using require_char_ws.
22105 (read_mapping): Likewise.
22106 (read_rtx_code): Likewise.
22107 (read_nested_rtx): Likewise.
22109 2016-05-10 James Norris <jnorris@codesourcery.com>
22111 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
22112 if offloading is enabled and -fopenacc or -fopenmp is specified.
22113 (CRTOFFLOADEND): Likewise.
22114 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
22115 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
22117 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
22119 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
22120 gotoff_operand code paths. Use copy_to_suggested_regs and
22121 expand_simple_binop where appropriate. Cleanup.
22123 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22126 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
22128 (dimode_scalar_chain::vector_const_cost): New.
22129 (dimode_scalar_chain::compute_convert_gain): Handle constants.
22130 (dimode_scalar_chain::convert_op): Likewise.
22131 (dimode_scalar_chain::convert_insn): Likewise.
22133 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22135 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
22136 unary operation, not a binary one.
22138 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22140 PR middle-end/70877
22141 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
22142 calls with type casted fndecl.
22144 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22146 PR tree-optimization/70786
22147 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
22148 * calls.c (initialize_argument_information): Bind bounds
22149 with corresponding args passed by reference.
22151 2016-05-10 Jakub Jelinek <jakub@redhat.com>
22154 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
22155 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
22156 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
22159 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22162 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
22163 code for a zero scale factor.
22164 (vsx_xvcvdpuxds_scale): Likewise.
22166 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22168 * diagnostic-show-locus.c (layout::layout): Call show_ruler
22169 if show_ruler_p was set on the context.
22170 (layout::show_ruler): New method.
22171 * diagnostic.h (struct diagnostic_context): Add field
22174 2016-05-10 Richard Biener <rguenther@suse.de>
22176 PR tree-optimization/71039
22177 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
22178 (chk_uses): New function.
22179 (propagate_with_phi): Verify we can safely replicate the lhs of an
22180 aggregate assignment on all incoming edges.
22182 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
22184 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
22186 (rx_atomic_sequence): New class.
22187 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
22188 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
22190 (rx_atomic_sequence::rx_atomic_sequence,
22191 rx_atomic_sequence::~rx_atomic_sequence): New functions.
22192 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
22193 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
22194 CTRLREG_INTB): New constants.
22195 (FETCHOP): New code iterator.
22196 (fethcop_name, fetchop_name2): New iterator code attributes.
22197 (QIHI): New mode iterator.
22198 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
22199 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
22200 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
22202 2016-05-10 Martin Liska <mliska@suse.cz>
22204 * tree-inline.c (remap_dependence_clique): Do not remap
22205 debugging statements.
22207 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22209 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
22210 ("*fixuns_truncdfdi2_z13")
22211 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
22212 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
22213 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
22215 2016-05-10 Richard Biener <rguenther@suse.de>
22217 PR tree-optimization/70497
22218 PR tree-optimization/28367
22219 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
22221 (visit_reference_op_load): ... here.
22222 (vn_reference_lookup_3): Use it to handle subreg-like accesses
22223 with simplified BIT_FIELD_REFs.
22224 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
22225 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
22228 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22230 * dwarf2out.c (add_abstract_origin_attribute): Adjust
22231 documentation comment. For BLOCK nodes, add a
22232 DW_AT_abstract_origin attribute that points to the DIE generated
22233 for the origin BLOCK.
22234 (gen_lexical_block_die): Call add_abstract_origin_attribute for
22235 blocks from inlined functions.
22237 2016-05-10 Alan Modra <amodra@gmail.com>
22240 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
22241 regrename modifying insns saving lr before __morestack call.
22242 * config/rs6000/rs6000.md (split_stack_return): Similarly for
22243 insns restoring lr after __morestack call.
22245 2016-05-09 Jakub Jelinek <jakub@redhat.com>
22247 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
22248 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
22250 * config/i386/sse.md (vec_interleave_high<mode>,
22251 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
22252 <avx512>_vpermt2var<mode>3_maskz): Likewise.
22254 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
22256 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
22257 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
22258 parallel reassociation for power8 and forward.
22260 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
22262 * config/i386/i386.md (absneg splitters with general regs): Use
22263 general_reg_operand predicate.
22264 (btsq peephole2): Use x86_64_immediate_operand to check if new
22265 value is suitable for immediate operand. Generate emitted insn
22266 using RTL expressions.
22267 (btcq peephole2): Ditto.
22268 (btrq peephole2): Ditto. Generate correct immediate operand
22271 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
22273 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
22276 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
22278 * tree-affine.c (wide_int_constant_multiple_p): Add missing
22279 pointer dereference.
22281 2016-05-09 Richard Biener <rguenther@suse.de>
22283 PR tree-optimization/70985
22284 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
22285 op0 isn't a gimple register.
22287 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
22289 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
22290 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
22291 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
22292 (i6400_fpu_mult): New cpu units.
22293 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
22294 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
22295 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
22296 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
22297 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
22298 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
22299 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
22300 (i6400_msa_long_float4, i6400_msa_long_float5)
22301 (i6400_msa_long_float8, i6400_msa_fdiv_df)
22302 (i6400_msa_fdiv_sf): New reservations.
22303 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
22304 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
22305 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
22306 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
22307 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
22308 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
22309 (msa_short_cmp, msa_short_float2, msa_short_logic3)
22310 (msa_short_store4, msa_long_load, msa_short_store)
22311 (msa_long_logic, msa_long_float2, msa_long_float4)
22312 (msa_long_float5, msa_long_float8, msa_long_mult)
22313 (msa_long_fdiv, msa_long_div): New reservations.
22315 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
22316 Sameera Deshpande <sameera.deshpande@imgtec.com>
22317 Matthew Fortune <matthew.fortune@imgtec.com>
22318 Graham Stott <graham.stott@imgtec.com>
22319 Chao-ying Fu <chao-ying.fu@imgtec.com>
22321 * config.gcc: Add MSA header file for mips*-*-* target.
22322 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
22323 (Ubv8i, Urv8): New constraints.
22324 * config/mips/mips-ftypes.def: Add function types for MSA
22326 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
22327 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
22328 * config/mips/mips-msa.md: New file.
22329 * config/mips/mips-protos.h
22330 (mips_split_128bit_const_insns): New prototype.
22331 (mips_msa_idiv_insns): Likewise.
22332 (mips_split_128bit_move): Likewise.
22333 (mips_split_128bit_move_p): Likewise.
22334 (mips_split_msa_copy_d): Likewise.
22335 (mips_split_msa_insert_d): Likewise.
22336 (mips_split_msa_fill_d): Likewise.
22337 (mips_expand_msa_branch): Likewise.
22338 (mips_const_vector_same_val_p): Likewise.
22339 (mips_const_vector_same_bytes_p): Likewise.
22340 (mips_const_vector_same_int_p): Likewise.
22341 (mips_const_vector_shuffle_set_p): Likewise.
22342 (mips_const_vector_bitimm_set_p): Likewise.
22343 (mips_const_vector_bitimm_clr_p): Likewise.
22344 (mips_msa_vec_parallel_const_half): Likewise.
22345 (mips_msa_output_division): Likewise.
22346 (mips_ldst_scaled_shift): Likewise.
22347 (mips_expand_vec_cond_expr): Likewise.
22348 * config/mips/mips.c (enum mips_builtin_type): Add
22349 MIPS_BUILTIN_MSA_TEST_BRANCH.
22350 (mips_gen_const_int_vector_shuffle): New prototype.
22351 (mips_const_vector_bitimm_set_p): New function.
22352 (mips_const_vector_bitimm_clr_p): Likewise.
22353 (mips_const_vector_same_val_p): Likewise.
22354 (mips_const_vector_same_bytes_p): Likewise.
22355 (mips_const_vector_same_int_p): Likewise.
22356 (mips_const_vector_shuffle_set_p): Likewise.
22357 (mips_symbol_insns): Forbid loading symbols via immediate for
22359 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
22361 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
22363 (mips_lx_address_p): Add support load indexed address for MSA.
22364 (mips_address_insns): Add calculation of instructions needed for
22365 stores and loads for MSA.
22366 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
22367 CONST_VECTOR for MSA and let it fall through.
22368 (mips_ldst_scaled_shift): New function.
22369 (mips_subword_at_byte): Likewise.
22370 (mips_msa_idiv_insns): Likewise.
22371 (mips_legitimize_move): Validate MSA moves.
22372 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
22373 calculation of costs for MSA division.
22374 (mips_split_move_p): Check if MSA moves need splitting.
22375 (mips_split_move): Split MSA moves if necessary.
22376 (mips_split_128bit_move_p): New function.
22377 (mips_split_128bit_move): Likewise.
22378 (mips_split_msa_copy_d): Likewise.
22379 (mips_split_msa_insert_d): Likewise.
22380 (mips_split_msa_fill_d): Likewise.
22381 (mips_output_move): Handle MSA moves.
22382 (mips_expand_msa_branch): New function.
22383 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
22384 Reinstate 'y' modifier.
22385 (mips_file_start): Add MSA .gnu_attribute.
22386 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
22388 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
22389 (mips_class_max_nregs): Add register size for MSA supported mode.
22390 (mips_cannot_change_mode_class): Allow conversion between MSA
22391 vector modes and TImode.
22392 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
22394 (mips_secondary_reload_class): Force MSA loads/stores via memory.
22395 (mips_preferred_simd_mode): Add preffered modes for MSA.
22396 (mips_vector_mode_supported_p): Add MSA supported modes.
22397 (mips_autovectorize_vector_sizes): New function.
22398 (mips_msa_output_division): Likewise.
22399 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
22400 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
22401 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
22402 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
22403 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
22404 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
22405 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
22406 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
22407 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
22408 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
22409 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
22410 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
22411 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
22412 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
22413 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
22414 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
22415 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
22416 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
22417 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
22418 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
22419 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
22420 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
22421 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
22422 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
22423 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
22424 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
22425 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
22426 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
22427 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
22428 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
22429 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
22430 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
22431 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
22432 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
22433 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
22434 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
22435 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
22436 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
22437 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
22438 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
22439 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
22440 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
22441 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
22442 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
22443 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
22444 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
22445 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
22446 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
22447 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
22448 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
22449 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
22450 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
22451 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
22452 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
22453 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
22454 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
22455 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
22456 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
22457 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
22458 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
22459 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
22460 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
22461 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
22462 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
22463 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
22464 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
22465 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
22466 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
22467 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
22468 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
22469 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
22470 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
22471 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
22472 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
22473 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
22474 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
22475 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
22476 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
22477 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
22478 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
22479 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
22480 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
22481 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
22482 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
22483 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
22484 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
22485 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
22486 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
22487 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
22488 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
22489 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
22490 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
22491 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
22492 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
22493 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
22494 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
22495 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
22496 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
22497 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
22498 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
22499 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
22500 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
22501 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
22502 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
22503 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
22504 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
22505 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
22506 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
22507 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
22508 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
22509 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
22510 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
22511 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
22512 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
22513 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
22514 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
22515 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
22516 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
22517 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
22518 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
22519 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
22520 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
22521 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
22522 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
22523 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
22524 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
22525 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
22526 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
22527 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
22528 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
22529 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
22530 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
22531 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
22532 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
22533 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
22534 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
22535 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
22536 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
22537 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
22538 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
22539 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
22540 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
22541 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
22542 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
22543 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
22544 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
22545 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
22546 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
22547 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
22548 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
22549 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
22551 (mips_get_builtin_decl_index): New array.
22552 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
22553 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
22554 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
22555 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
22556 (mips_init_builtins): Initialize mips_get_builtin_decl_index
22558 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
22560 (mips_expand_builtin_insn): Prepare operands for
22561 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
22562 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
22563 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
22564 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
22565 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
22566 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
22567 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
22568 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
22569 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
22570 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
22571 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
22572 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
22573 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
22574 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
22575 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
22576 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
22577 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
22578 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
22579 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
22580 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
22581 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
22582 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
22583 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
22584 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
22585 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
22586 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
22587 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
22588 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
22589 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
22590 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
22591 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
22592 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
22593 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
22594 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
22595 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
22596 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
22597 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
22598 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
22599 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
22600 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
22601 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
22602 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
22603 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
22604 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
22605 These are set implicitly and an error is reported if overridden.
22606 (mips_expand_builtin_msa_test_branch): New function.
22607 (mips_expand_msa_shuffle): Likewise.
22608 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
22609 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
22610 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
22611 (mips_expand_vec_unpack): Add support for MSA.
22612 (mips_expand_vector_init): Likewise.
22613 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
22614 instead of const0_rtx.
22615 (mips_msa_vec_parallel_const_half): New function.
22616 (mips_gen_const_int_vector): Likewise.
22617 (mips_gen_const_int_vector_shuffle): Likewise.
22618 (mips_expand_msa_cmp): Likewise.
22619 (mips_expand_vec_cond_expr): Likewise.
22620 * config/mips/mips.h
22621 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
22622 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
22624 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
22625 (ISA_HAS_MSA): New macro.
22626 (UNITS_PER_MSA_REG): Likewise.
22627 (BITS_PER_MSA_REG): Likewise.
22628 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
22629 (MSA_REG_FIRST): New macro.
22630 (MSA_REG_LAST): Likewise.
22631 (MSA_REG_NUM): Likewise.
22632 (MSA_REG_P): Likewise.
22633 (MSA_REG_RTX_P): Likewise.
22634 (MSA_SUPPORTED_MODE_P): Likewise.
22635 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
22636 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
22637 * config/mips/mips.md: Include mips-msa.md.
22638 (alu_type): Add simd_add.
22639 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
22640 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
22641 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
22642 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
22643 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
22644 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
22645 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
22646 simd_move, simd_load, simd_store. Choose "multi" for moves
22648 (qword_mode): New attribute.
22649 (insn_count): Add instruction count for quad moves.
22650 Increase the count for MIPS SIMD division.
22651 (UNITMODE): Add UNITMODEs for vector types.
22652 (addsub): New code iterator.
22653 * config/mips/mips.opt (mmsa): New option.
22654 * config/mips/msa.h: New file.
22655 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
22657 * config/mips/mti-linux.h: Likewise.
22658 * config/mips/predicates.md
22659 (const_msa_branch_operand): New constraint.
22660 (const_uimm3_operand): Likewise.
22661 (const_uimm4_operand): Likewise.
22662 (const_uimm5_operand): Likewise.
22663 (const_uimm8_operand): Likewise.
22664 (const_imm5_operand): Likewise.
22665 (aq10b_operand): Likewise.
22666 (aq10h_operand): Likewise.
22667 (aq10w_operand): Likewise.
22668 (aq10d_operand): Likewise.
22669 (const_m1_operand): Likewise.
22670 (reg_or_m1_operand): Likewise.
22671 (const_exp_2_operand): Likewise.
22672 (const_exp_4_operand): Likewise.
22673 (const_exp_8_operand): Likewise.
22674 (const_exp_16_operand): Likewise.
22675 (const_vector_same_val_operand): Likewise.
22676 (const_vector_same_simm5_operand): Likewise.
22677 (const_vector_same_uimm5_operand): Likewise.
22678 (const_vector_same_uimm6_operand): Likewise.
22679 (const_vector_same_uimm8_operand): Likewise.
22680 (par_const_vector_shf_set_operand): Likewise.
22681 (reg_or_vector_same_val_operand): Likewise.
22682 (reg_or_vector_same_simm5_operand): Likewise.
22683 (reg_or_vector_same_uimm6_operand): Likewise.
22684 * doc/extend.texi (MIPS SIMD Architecture Functions): New
22686 * doc/invoke.texi (-mmsa): Document new option.
22688 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22690 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
22691 * configure: Regenerate.
22692 * config.in: Regenerate.
22693 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
22694 on -fvtable-verify.
22695 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
22696 (ENDFILE_VTV_SPEC): Define.
22698 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
22700 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
22701 registers in all interrupt handlers if necessary.
22702 (rl78_option_override): Add warning.
22703 (MUST_SAVE_MDUC_REGISTERS): New macro.
22704 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
22705 * config/rl78/rl78.c (check_mduc_usage): New function.
22706 (mduc_regs): New structure to hold MDUC register data.
22707 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
22708 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
22709 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
22710 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
22711 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
22712 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
22714 2016-05-09 Bin Cheng <bin.cheng@arm.com>
22716 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
22717 (tree-ssa-loop-niter.h): Ditto.
22718 (idx_within_array_bound, ref_within_array_bound): New functions.
22719 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
22720 Factor out check on writable base object to ...
22721 (base_object_writable): ... here.
22723 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22725 * config/arm/arm.md (probe_stack): Add modes to set source
22728 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
22730 * regrename.c (base_reg_class_for_rename): New static function.
22731 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
22733 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
22735 * cgraph.c (thunk_adjust): Export.
22736 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
22737 * cgraphunit.c (thunk_adjust): Export.
22738 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
22740 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
22742 * tree-inline.c (expand_call_inline): Expand thunks inline.
22744 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
22747 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
22748 (*sse2_vd_cvtss2sd): Ditto.
22749 * config/i386/i386.md
22750 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
22751 Generate *sse2_vd_cvtsd2ss pattern.
22752 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
22753 Generate *sse2_vd_cvtss2sd pattern.
22755 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
22757 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
22758 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
22761 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
22763 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
22764 * config/sh/sh.c: Define and declare variables on first use throughout
22766 (current_function_interrupt): Change to bool type.
22767 (frame_insn): Rename to emit_frame_insn and update users.
22768 (push_regs): Use bool for 'interrupt_handler' argument.
22769 (save_schedule_s): Remove.
22770 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
22771 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
22772 targetm.asm_out.unaligned_op.di.
22773 (gen_far_branch): Remove redundant forward declaration.
22774 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
22775 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
22776 (sh_set_return_address, sh_function_ok_for_sibcall,
22777 scavenge_reg): Update comments.
22778 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
22779 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
22780 (sh_attr_renesas_p): Remove unnecessary parentheses.
22781 (branch_dest): Simplify.
22782 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
22783 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
22784 (CUMULATIVE_ARGS): Change macro to typedef.
22785 (current_function_interrupt): Change to bool type.
22786 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
22787 Surround with __cplusplus ifdef.
22788 (sh_compare_op0, sh_compare_op1): Remove.
22789 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
22791 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
22793 * config/arm/arm.md (arch): Add neon.
22794 (arch_enabled): Return yes for arch neon when TARGET_NEON.
22795 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
22796 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
22797 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
22798 attributes for alt renumbering. Mark alt 3 as non-predicable.
22799 (thumb2_movdf_vfp): Likewise.
22801 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
22803 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
22804 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
22805 (*andqi_1): Add preferred_for_speed attribute to disparage
22806 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
22807 (*<code>qi_1): Ditto.
22808 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
22809 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
22810 (*ashlqi3_1): Ditto.
22811 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
22812 Add preferred_for_size attribute to disparage alternative 0 and
22813 preferred_for_speed attribute to disparage alternative 1 for
22814 TARGET_PARTIAL_REG_STALL targets.
22816 2016-05-07 Tom de Vries <tom@codesourcery.com>
22818 PR tree-optimization/70956
22819 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
22822 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
22824 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
22825 * config/sh/sh.c (sh_cbranch_distance): Implement it.
22826 * config/sh/sh.md (branch_zero): Remove define_attr.
22827 (define_delay): Disable delay slot if branch distance is one insn.
22829 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22831 * config/i386/i386.md (LEAMODE): New mode attribute.
22832 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
22833 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
22834 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
22835 operand 2 predicate.
22836 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
22837 (*lea<mode>_general_3): Ditto.
22838 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
22840 2016-05-06 Jakub Jelinek <jakub@redhat.com>
22842 * genmddump.c (main): Convert argv from char ** to const char **.
22844 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22846 * coretypes.h (OVERRIDE): New macro.
22847 (FINAL): New macro.
22849 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
22851 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
22852 allow coalescing if the types are compatible.
22854 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22856 * pass_manager.h (pass_manager::register_pass_name): New method.
22857 (pass_manager::get_pass_by_name): New method.
22858 (pass_manager::create_pass_tab): New method.
22859 (pass_manager::m_name_to_pass_map): New field.
22860 * passes.c (name_to_pass_map): Delete global in favor of field
22861 "m_name_to_pass_map" of pass_manager.
22862 (register_pass_name): Rename from a function to...
22863 (pass_manager::register_pass_name): ...this method, updating
22864 for renaming of global "name_to_pass_map" to field
22865 "m_name_to_pass_map".
22866 (create_pass_tab): Rename from a function to...
22867 (pass_manager::create_pass_tab): ...this method, updating
22868 for renaming of global "name_to_pass_map" to field.
22869 (get_pass_by_name): Rename from a function to...
22870 (pass_manager::get_pass_by_name): ...this method.
22871 (enable_disable_pass): Convert use of get_pass_by_name to
22872 a method call, locating the pass_manager singleton.
22874 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22876 * genattr-common.c (main): Convert argv from char ** to const char **.
22877 * genattr.c (main): Likewise.
22878 * genattrtab.c (main): Likewise.
22879 * genautomata.c (initiate_automaton_gen): Likewise.
22881 * gencodes.c (main): Likewise.
22882 * genconditions.c (main): Likewise.
22883 * genconfig.c (main): Likewise.
22884 * genconstants.c (main): Likewise.
22885 * genemit.c (main): Likewise.
22886 * genenums.c (main): Likewise.
22887 * genextract.c (main): Likewise.
22888 * genflags.c (main): Likewise.
22889 * genmddeps.c (main): Likewise.
22890 * genopinit.c (main): Likewise.
22891 * genoutput.c (main): Likewise.
22892 * genpeep.c (main): Likewise.
22893 * genpreds.c (main): Likewise.
22894 * genrecog.c (main): Likewise.
22895 * gensupport.c (init_rtx_reader_args_cb): Likewise.
22896 (init_rtx_reader_args): Likewise.
22897 * gensupport.h (init_rtx_reader_args_cb): Likewise.
22898 (init_rtx_reader_args): Likewise.
22899 * gentarget-def.c (main): Likewise.
22900 * read-md.c (read_md_files): Likewise.
22901 * read-md.h (read_md_files): Likewise.
22903 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22905 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
22906 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
22907 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
22908 Remove unused predicate.
22909 (register_and_not_fp_reg_operand): Ditto.
22911 2016-05-06 Martin Liska <mliska@suse.cz>
22913 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
22914 instead of vec as the vector is local to the function.
22916 2016-05-06 Jakub Jelinek <jakub@redhat.com>
22918 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
22919 avx512bw alternative.
22921 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
22922 before the ashr<mode>3 pattern.
22924 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
22925 v instead of x in vex or maybe_vex alternatives, use
22926 maybe_evex instead of vex in prefix.
22928 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
22929 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
22930 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
22931 in vex or maybe_vex alternatives, use maybe_evex instead of vex
22934 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
22935 v instead of x in vex or maybe_vex alternatives, use
22936 maybe_evex instead of vex in prefix.
22938 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
22939 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
22940 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
22941 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
22942 alternatives, use maybe_evex instead of vex in prefix.
22944 * config/i386/sse.md (vec_interleave_lowv4sf,
22945 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
22946 v instead of x in vex or maybe_vex alternatives, use
22947 maybe_evex instead of vex in prefix.
22949 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
22950 v instead of x in vex or maybe_vex alternatives, use
22951 maybe_evex instead of vex in prefix.
22953 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
22954 v constraint instead of x.
22956 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
22958 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
22959 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
22962 2016-05-06 Richard Biener <rguenther@suse.de>
22964 PR tree-optimization/70948
22965 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
22966 Properly clobber all fields of va_list for __builtin_va_start.
22968 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
22971 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
22972 loop latch destination.
22974 2016-05-06 Martin Liska <mliska@suse.cz>
22976 * tree-ssa-uninit.c: Apply manual changes
22977 to the GNU coding style.
22978 (prune_uninit_phi_opnds): Rename from
22979 prune_uninit_phi_opnds_in_unrealizable_paths.
22981 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22983 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
22984 mspace): Remove deprecated options.
22985 * doc/invoke.texi (SH options): Remove -mspace.
22987 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22989 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
22991 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22993 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
22994 corresponding combine split pattern.
22996 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22999 * config/sh/predicates.md (long_displacement_mem_operand): New.
23000 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
23001 Add movi20, movi20s alternatives. Adjust length attribute for
23003 (movsi_ie): Allow for any FPU. Adjust length attribute for
23005 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
23006 attribute for alternatives.
23007 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
23008 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
23009 length attribute for alternatives.
23011 2016-05-06 Richard Biener <rguenther@suse.de>
23013 PR tree-optimization/70960
23014 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
23016 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23019 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
23020 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
23022 2016-05-06 Marek Polacek <polacek@redhat.com>
23025 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
23027 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23030 * config/sh/sh.md (*rotcr): Add another variant.
23032 2016-05-06 Richard Biener <rguenther@suse.de>
23034 PR middle-end/70931
23035 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
23037 2016-05-06 Richard Biener <rguenther@suse.de>
23039 PR middle-end/70941
23040 * fold-const.c (split_tree): Always convert to the original type
23043 2016-05-06 Richard Biener <rguenther@suse.de>
23045 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
23046 (fwprop_addr): Likewise.
23048 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23051 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
23053 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
23054 * config/i386/i386.md (push mem splitter): Use find_constant_src in
23055 the splitter condition.
23056 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
23057 the splitter condition.
23058 (FP float_extend load splitter): Ditto.
23060 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
23062 * config/i386/i386.md (peehole2 patterns): Change true_regnum
23063 to REGNO in all peephole2 patterns.
23064 (post-reload splitters): Change true_regnum to REGNO in
23065 post-reload splitters.
23066 (zero_extend splitters): Use general_reg_operand and
23067 nonimmediate_gr_operand predicates.
23069 2016-05-05 Jakub Jelinek <jakub@redhat.com>
23071 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
23072 v constraint instead of x.
23074 2016-05-05 Alan Modra <amodra@gmail.com>
23077 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
23078 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
23079 TARGET_NO_FP_IN_TOC for -mrelocatable.
23080 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
23081 TARGET_RELOCATABLE test.
23082 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23083 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23084 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23085 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23086 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23087 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23088 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23089 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23090 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
23091 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23093 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
23094 (rs6000_stack_info): Likewise.
23095 (rs6000_elf_asm_out_constructor): Likewise.
23096 (rs6000_elf_asm_out_destructor): Likewise.
23097 (rs6000_elf_declare_function_name): Likewise.
23098 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
23099 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
23102 2016-05-05 Alan Modra <amodra@gmail.com>
23104 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
23106 2016-05-05 Alan Modra <amodra@gmail.com>
23108 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
23109 out-of-line gpr restore for one or two regs if that would add
23112 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
23115 * config/i386/i386.md
23116 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
23117 Change to post-epilogue_completed late splitter. Use sse_reg_operand
23118 as operand 0 predicate.
23119 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
23121 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
23122 Ditto. Emit the pattern using RTX.
23124 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
23125 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
23126 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
23127 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
23129 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
23130 sse_reg_operand as operand 0 predicate.
23132 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
23133 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
23134 instead of gen_rtx_REG.
23135 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
23138 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23140 * function.c (emit_use_return_register_into_block): Delete.
23141 (gen_return_pattern): Delete.
23142 (emit_return_into_block): Delete.
23143 (active_insn_between): Delete.
23144 (convert_jumps_to_returns): Delete.
23145 (emit_return_for_exit): Delete.
23146 (thread_prologue_and_epilogue_insns): Delete all code dealing with
23147 simple_return for shrink-wrapped blocks.
23148 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
23149 end of blocks that need one.
23150 (get_unconverted_simple_return): Delete.
23151 (convert_to_simple_return): Delete.
23152 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
23153 (convert_to_simple_return): Ditto.
23155 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23157 * cfgcleanup.c (bb_is_just_return): New function.
23158 (try_optimize_cfg): Simplify jumps to return, branches to return,
23159 and branches around return.
23161 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23163 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
23164 branch to a return.
23166 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23170 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
23171 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
23172 assert flags & OEP_HASH_CHECK, instead of asserting it
23173 never happens. Handle TARGET_EXPR.
23174 * fold-const.c (operand_equal_p): For hash verification,
23175 or in OEP_HASH_CHECK into flags.
23177 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
23179 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
23181 (compute_samebase_partition_bases): Fix typo.
23183 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23185 * config/i386/sse.md (vec_interleave_highv8sf,
23186 vec_interleave_lowv8sf, vec_interleave_highv4df,
23187 vec_interleave_lowv4df): Remove constraints from expanders.
23189 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
23191 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23193 * tree-inline.c (expand_call_inline): Fix path dealing with
23194 making lhs of call statement undefined.
23196 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23198 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
23199 Check availability on NODE, too.
23200 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
23201 (cgraph_node::call_for_symbol_and_aliases): Likewise.
23202 (varpool_node::call_for_symbol_and_aliase): Likewise.
23203 * ipa-pure-const.c (add_new_function): Analyze all bodies.
23204 (propagate_pure_const): Propagate across interposable functions, too.
23205 (skip_function_for_local_pure_const): Do not skip interposable bodies
23207 (pass_local_pure_const::execute): Update.
23209 2016-05-04 Marek Polacek <polacek@redhat.com>
23211 * doc/invoke.texi: Document -Wdangling-else.
23213 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
23215 * config.gcc: Error out when conflicting multilib is detected. Do not
23216 loop over multilibs since no combination is legal.
23218 2016-05-04 Alan Modra <amodra@gmail.com>
23220 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
23221 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
23222 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23225 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
23227 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
23228 Clean up p5600 comments.
23230 2016-05-04 Richard Biener <rguenther@suse.de>
23232 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
23233 constructor simplifications.
23234 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
23236 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
23238 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
23239 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
23240 result.set_rtx is null instead of aborting.
23241 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
23243 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
23244 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
23245 *mov<mode>_store_postinc): New patterns.
23247 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
23249 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
23250 as commutative. Check both conversions are NOP.
23251 ((A & B) OP (C & B)): Remove.
23253 2016-05-04 Alan Modra <amodra@gmail.com>
23255 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
23257 2016-05-04 Alan Modra <amodra@gmail.com>
23260 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
23261 when cr2,3,4 are all fixed regs.
23263 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
23265 PR rtl-optimization/57193
23266 * opts.c (default_options_table): Revert OPT_frename_registers change.
23267 * doc/invoke.texi (-frename-registers, -O2): Likewise.
23269 2016-05-03 Martin Sebor <msebor@redhat.com>
23272 * builtins.c (fold_builtin_FILE): New function.
23273 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
23274 (fold_builtin_0): Call them.
23275 * gimplify.c (gimplify_call_expr): Remove the handling of
23276 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
23279 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
23280 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
23284 * doc/extend.texi (Function Names as Strings): Update __func__,
23285 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
23288 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23289 Richard Biener <rguenther@suse.de>
23291 PR tree-optimization/70916
23292 * tree-if-conv.c: Include cfganal.h.
23293 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
23294 and remove_fake_exit_edges around the optimization pass.
23296 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
23298 * cgraph.c (symbol_table::create_edge): Set inline_failed.
23299 (cgraph_edge::make_direct): Likewise.
23300 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
23301 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
23302 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
23303 (CIF_THUNK): New code.
23304 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
23305 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
23306 (compute_inline_parameters): Set inline_failed for thunks.
23307 (inline_analyze_function): Cleanup.
23308 * ipa-inline.c (can_inline_edge_p): Do not deal with
23309 call_stmt_cannot_inline_p.
23310 (can_early_inline_edge_p): Likewise.
23311 (early_inliner): Initialize inline_failed.
23312 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
23314 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
23316 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
23317 from nonimm_ssenomem_operand.
23318 (nonimm_ssenomem_operand): New predicate.
23319 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
23320 as operand 0 predicate.
23321 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
23322 Disable unsupported alternatives using "enabled" attribute.
23323 Use register_ssemem_operand as operand 0 predicate.
23324 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
23326 2016-05-03 Marek Polacek <polacek@redhat.com>
23329 * input.c (expansion_point_location): New function.
23330 * input.h (expansion_point_location): Declare.
23332 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
23334 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
23335 occurence with frame_offset_ ones.
23337 2016-05-03 Alan Modra <amodra@gmail.com>
23339 PR rtl-optimization/70890
23340 * ira.c (combine_and_move_insns): When moving def_insn, remove
23341 equivs on use_insn.
23343 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
23345 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
23346 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
23347 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
23348 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
23350 2016-05-03 Alan Modra <amodra@gmail.com>
23352 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
23353 for SAVE_MULTIPLE/STORE_MULTIPLE.
23355 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23357 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
23358 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
23360 2016-05-03 Richard Biener <rguenther@suse.de>
23362 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
23364 (gimplify_arg): Likewise.
23365 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
23366 re-writing the result to a decl if required.
23367 (internal_get_tmp_var): Add allow_ssa parameter
23368 and override into_ssa with it.
23369 (get_formal_tmp_var): Adjust.
23370 (get_initialized_tmp_var): Add allow_ssa parameter.
23371 (gimplify_arg): Add allow_ssa parameter and avoid generating
23372 SSA names for the result false.
23373 (gimplify_call_expr): If the call may return twice do not
23374 gimplify parameters into SSA.
23375 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
23376 (gimplify_modify_expr): Adjust assert. For noreturn calls
23377 with a SSA name LHS adjust its def.
23378 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
23379 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
23380 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
23381 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
23382 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
23383 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
23384 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
23385 (optimize_target_teams): Do not allow SSA names for clause operands.
23386 (gimplify_expr): Likewise for where we mark the result addressable.
23387 * passes.def (pass_init_datastructures): Remove.
23388 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
23389 (rewrite_stmt): Likewise.
23390 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
23391 (replace_locals_op): Replace SSA names.
23392 (copy_gimple_seq_and_replace_locals): Init src_cfun.
23393 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
23394 * cgraph.c (release_function_body): Free CFG annotations only
23395 when we have a CFG. Simplify.
23396 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
23397 force_gimple_operand instead of get_initialized_tmp_var.
23398 * tree-pass.h (make_pass_init_datastructures): Remove.
23399 * tree-ssa.c (execute_init_datastructures): Remove.
23400 (pass_data_init_datastructures): Likewise.
23401 (class pass_init_datastructures): Likewise.
23402 (make_pass_init_datastructures): Likewise.
23403 * omp-low.c (create_omp_child_function): Init SSA data structures.
23404 (grid_expand_target_grid_body): Likewise.
23405 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
23406 name before adding it to names_to_release.
23407 (remove_bb): Always release SSA defs.
23408 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
23409 before dereferencing it.
23410 * cgraphunit.c (init_lowered_empty_function): Always
23411 int SSA data structures.
23412 * tree-ssanames.c (release_defs): Remove assert that we are in
23414 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
23416 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23417 Uros Bizjak <ubizjak@gmail.com>
23419 PR rtl-optimization/70467
23420 * config/i386/predicates.md (x86_64_hilo_int_operand,
23421 x86_64_hilo_general_operand): New predicates.
23422 * config/i386/constraints.md (Wd): New constraint.
23423 * config/i386/i386.md (mode attr di): Use Wd instead of e.
23424 (general_hilo_operand): New mode attr.
23425 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
23426 instead of <general_operand>.
23427 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
23428 x86_64_hilo_general_operand instead of <general_operand>.
23430 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23432 PR tree-optimization/70916
23433 * tree-if-conv.c (constant_or_ssa_name): Removed.
23434 (fold_build_cond_expr): Use is_gimple_val instead of
23435 constant_or_ssa_name.
23437 PR tree-optimization/70916
23438 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
23439 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
23442 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
23443 (optimize_atomic_bit_test_and): New function.
23444 (pass_fold_builtins::execute): Use it.
23445 * optabs.def (atomic_bit_test_and_set_optab,
23446 atomic_bit_test_and_complement_optab,
23447 atomic_bit_test_and_reset_optab): New optabs.
23448 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
23449 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
23450 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
23451 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
23452 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
23453 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
23454 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
23455 * doc/md.texi (atomic_bit_test_and_set@var{mode},
23456 atomic_bit_test_and_complement@var{mode},
23457 atomic_bit_test_and_reset@var{mode}): Document.
23458 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
23459 atomic_bit_test_and_complement<mode>,
23460 atomic_bit_test_and_reset<mode>): New expanders.
23461 (atomic_bit_test_and_set<mode>_1,
23462 atomic_bit_test_and_complement<mode>_1,
23463 atomic_bit_test_and_reset<mode>_1): New insns.
23465 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
23467 PR rtl-optimization/70687
23468 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
23469 instead of unsigned HOST_WIDE_INT.
23471 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
23473 PR rtl-optimization/44281
23474 * hard-reg-set.h (struct target_hard_regs): New field
23475 x_fixed_nonglobal_reg_set.
23476 (fixed_nonglobal_reg_set): New macro.
23477 * reginfo.c (init_reg_sets_1): Initialize it.
23478 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
23480 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
23482 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23484 PR tree-optimization/56541
23485 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
23486 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
23487 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
23488 (any_complicated_phi): new static variable.
23489 (aggressive_if_conv): delete.
23490 (if_convertible_phi_p): support phis with more than two arguments.
23491 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
23492 critical pred edges.
23493 (ifcvt_split_critical_edges): support phis with more than two
23494 arguments by checking new parameter. only split critical edges
23496 (tree_if_conversion): handle simd pragma marked loop using new
23497 local variable aggressive_if_conv. check any_complicated_phi.
23499 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23501 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
23504 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23506 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
23509 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
23511 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
23512 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
23513 define_insn_and_split.
23514 (mulsi3_i): New define_insn_and_split.
23515 (mulsi3_call): Convert to define_insn.
23516 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
23517 Remove constraints.
23519 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23521 * machmode.h (mode_complex): Add support to give the complex mode
23523 (GET_MODE_COMPLEX_MODE): Likewise.
23524 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
23525 stored by build_complex_type and gfc_build_complex_type instead of
23526 trying to figure out the appropriate mode based on the size. Raise
23527 an assertion error, if the type was not set.
23528 * genmodes.c (struct mode_data): Add field for the complex type of
23530 (blank_mode): Likewise.
23531 (make_complex_modes): Remember the complex mode created in the
23533 (emit_mode_complex): Write out the mode_complex array to map a
23534 type mode to the complex version.
23535 (emit_insn_modes_c): Likewise.
23536 * tree.c (build_complex_type): Set the complex type to use before
23537 calling layout_type.
23538 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
23539 support for __float128 complex datatypes.
23540 (rs6000_hard_regno_mode_ok): Likewise.
23541 (rs6000_setup_reg_addr_masks): Likewise.
23542 (rs6000_complex_function_value): Likewise.
23543 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
23544 __float128 and __ibm128 complex.
23545 (FLOAT128_IBM_P): Likewise.
23546 (ALTIVEC_ARG_MAX_RETURN): Likewise.
23547 * doc/extend.texi (Additional Floating Types): Document that
23548 -mfloat128 must be used to enable __float128. Document complex
23549 __float128 and __ibm128 support.
23551 2016-05-02 Jakub Jelinek <jakub@redhat.com>
23554 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
23555 char/short arguments promoted to int because of promote_prototypes.
23557 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
23559 * config/i386/predicates.md (register_ssemem_operand): New predicate.
23560 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
23561 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
23562 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
23563 alternatives using "enabled" attribute. Use register_ssemem_operand
23564 as operand 1 predicate.
23565 (*cmpi<unord>xf_i387): Split XFmode pattern from
23566 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
23567 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
23568 *absneg<mode>2_i387. Disable unsupported alternatives using
23569 "enabled" attribute.
23570 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
23572 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
23574 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
23576 (oacc_loop_process): Check mask for loop termination.
23578 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
23580 * cif-code.def (CIF_THUNK): Add.
23581 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
23584 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
23586 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
23587 (dump_inline_summary): Dump it.
23588 (fp_expression_p): New predicate.
23589 (estimate_function_body_sizes): Use it.
23590 (inline_merge_summary): Merge fp_expressions.
23591 (inline_read_section): Read fp_expressions.
23592 (inline_write_summary): Write fp_expressions.
23593 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
23594 codegen boundary if either caller or callee is !fp_expressions.
23595 * ipa-inline.h (inline_summary): Add fp_expressions.
23596 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
23597 to fp_expressions be sure the fp generation flags are updated.
23599 2016-05-02 Jakub Jelinek <jakub@redhat.com>
23601 PR rtl-optimization/70467
23602 * cse.c (cse_insn): Handle no-op MEM moves after folding.
23604 PR rtl-optimization/70467
23605 * ipa-pure-const.c (check_call): Handle internal calls even in
23606 ipa mode like in local mode.
23608 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
23610 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
23612 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
23614 * match.pd (X u< X, X u> X): New transformations.
23616 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
23618 * flag-types.h (enum warn_strict_overflow_code): Move ...
23619 * coretypes.h: ... here.
23620 * fold-const.h (fold_overflow_warning): Declare.
23621 * fold-const.c (fold_overflow_warning): Make non-static.
23622 (fold_comparison): Move the transformation of X +- C1 CMP C2
23623 into X CMP C2 -+ C1 ...
23624 * match.pd: ... here.
23625 * gimple-fold.c (fold_stmt_1): Protect with
23626 fold_defer_overflow_warnings.
23628 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
23630 * omp-low.c (struct oacc_loop): Add 'inner' field.
23631 (new_oacc_loop_raw): Initialize it to zero.
23632 (oacc_loop_fixed_partitions): Initialize it.
23633 (oacc_loop_auto_partitions): Partition outermost loop to outermost
23634 available partitioning.
23636 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23638 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
23640 (umulsidi3): Likewise.
23641 (indirect_jump): Fix jump instruction assembly patterns.
23643 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
23646 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
23647 (nvptx_function_value): Assert non-NULL cfun.
23649 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
23651 PR rtl-optimization/70886
23652 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
23654 * cselib.h (rtx_equal_for_cselib_1): Declare.
23655 (rtx_equal_for_cselib_p: New inline function.
23656 * cselib.c (rtx_equal_for_cselib_p): Delete.
23657 (rtx_equal_for_cselib_1): Make public.
23659 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
23661 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
23662 (register_mixssei387nonimm_operand): Remove predicate.
23663 * config/i386/i386.md (*fop_<mode>_comm): Merge from
23664 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
23665 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
23666 for TARGET_MIX_SSE_I387 alternatives.
23667 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
23668 Disable unsupported alternatives using "enabled" attribute. Use
23669 nonimm_ssenomem_operand as operand 1 predicate. Also check
23670 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
23672 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23674 * tree.c (cst_and_fits_in_hwi): Simplify.
23676 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23678 * tree.h (wi::to_wide): New function.
23679 * expr.c (expand_expr_real_1): Use wi::to_wide.
23680 * fold-const.c (int_const_binop_1): Likewise.
23681 (extract_muldiv_1): Likewise.
23683 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23685 * wide-int.h: Update offset_int and widest_int documentation.
23686 (WI_SIGNED_SHIFT_RESULT): New macro.
23687 (wi::binary_shift): Define signed_shift_result_type for
23688 shifts on offset_int- and widest_int-like types.
23689 (generic_wide_int): Support <<= and >>= if << and >> are supported.
23690 * tree.h (int_bit_position): Use shift operators instead of wi::
23692 * alias.c (adjust_offset_for_component_ref): Likewise.
23693 * expr.c (get_inner_reference): Likewise.
23694 * fold-const.c (fold_comparison): Likewise.
23695 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
23696 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
23697 * tree-dfa.c (get_ref_base_and_extent): Likewise.
23698 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
23699 (stmt_kills_ref_p): Likewise.
23700 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
23701 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
23702 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23703 (ao_ref_init_from_vn_reference): Likewise.
23705 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23707 * wide-int.h: Update offset_int and widest_int documentation.
23708 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
23709 (wi::binary_traits): Allow ordered comparisons between offset_int and
23710 offset_int, between widest_int and widest_int, and between either
23711 of these types and basic C types.
23712 (operator <, <=, >, >=): Define for the same combinations.
23713 * tree.h (tree_int_cst_lt): Use comparison operators instead
23714 of wi:: comparisons.
23715 (tree_int_cst_le): Likewise.
23716 * gimple-fold.c (fold_array_ctor_reference): Likewise.
23717 (fold_nonarray_ctor_reference): Likewise.
23718 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
23719 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
23720 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
23721 * tree-sra.c (completely_scalarize): Likewise.
23722 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
23723 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
23724 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
23725 (check_for_binary_op_overflow): Likewise.
23726 (search_for_addr_array): Likewise.
23727 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
23729 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23731 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
23732 (arc_save_restore): Likewise.
23733 (arc_dwarf_register_span): Likewise.
23734 (arc_output_pic_addr_const): Initialize suffix variable.
23736 2016-05-02 Martin Liska <mliska@suse.cz>
23738 * symbol-summary.h (function_summary::function_summary):
23739 Remove checking assert for all cgraph nodes.
23740 (function_summary::get): Check summary_uid.
23741 (symtab_insertion): Check summary_uid.
23743 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23745 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
23746 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
23747 bmaskn instruction.
23748 (arc_dwarf_register_span): Remove enum keyword.
23749 (compact_memory_operand_p): New function.
23750 * config/arc/arc.h (reg_class): Add code density register classes.
23751 (REG_CLASS_NAMES): Likewise.
23752 (REG_CLASS_CONTENTS): Likewise.
23753 * config/arc/arc.md (*movqi_insn): Add code density instructions.
23754 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
23755 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
23756 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
23757 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
23759 (h, Rcd, Rsd, Rzd): New register constraints.
23760 (T): Use compact_memory_operand_p function.
23761 * config/arc/predicates.md (compact_load_memory_operand): Remove.
23763 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
23765 * config/sh/sh.md (*negnegt, *movtt): Remove.
23767 2016-05-02 Marek Polacek <polacek@redhat.com>
23768 Tom de Vries <tom@codesourcery.com>
23770 PR tree-optimization/70700
23771 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
23772 bigger than FIRST_REF_NODE.
23774 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
23777 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
23779 (prepare_cbranch_operands): Don't use scratch register. Assume that
23780 function is used when pseudos can be created.
23781 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
23782 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
23783 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
23784 define_expand. Allow it only when pseudos can be created.
23785 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
23787 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
23789 * config/i386/constraints.md (BC): Only allow -1 operands.
23790 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
23791 Add "enabled" attribute. Update XI mode attribute calculation.
23792 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
23793 (*movoi_internal_avx): Update XI mode attribute calculation.
23794 (*movti_internal): Ditto.
23796 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23798 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
23799 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
23801 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
23803 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
23804 statement on instruction code. Remove trailing spaces.
23805 (altivec_expand_stv_builtin): Likewise.
23807 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23809 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
23810 (TARGET_FPU_DOUBLE): Simplify.
23811 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
23812 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
23813 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
23814 with 'TARGET_FPU_DOUBLE'.
23815 * config/sh/sh.md: Likewise.
23817 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
23819 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
23820 SH_DIV_STR_FOR_SIZE): Remove.
23821 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
23822 SH_DIV_STR_FOR_SIZE): Remove.
23824 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23826 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
23827 logical_reg_operand): Delete.
23828 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
23829 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
23830 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
23831 match_operand and match_test.
23832 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
23833 variables on their first use. Return bool values.
23834 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
23835 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
23836 arith_reg_operand for input operand. Remove empty constraints.
23838 (*xorsi3_compact): Rename to xorsi3.
23839 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
23840 (*zero_extend<mode>si2_disp_mem): Update comment.
23843 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
23845 * config/sh/t-sh: Remove SH5 support.
23846 * config.gcc: Likewise.
23847 * configure: Likewise.
23849 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23851 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
23853 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
23855 * config/sh/sh.c (register_sh_passes, sh_option_override,
23856 sh_print_operand, prepare_move_operands,
23857 sh_can_follow_jump): Remove TARGET_SH1 checks.
23858 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
23859 PROMOTE_MODE): Likewise.
23860 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
23863 2016-04-30 Alan Modra <amodra@gmail.com>
23865 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
23866 restoring when fixed_reg_p, but allow out-of-line or stmw save.
23867 Check for user regs later to avoid unnecessary looping over regs.
23868 Merge user reg check with non-saved reg check. Don't force
23869 inline VR restore when static chain used.
23870 (rs6000_frame_related): Omit eh_frame info for user regs when
23872 (fixed_regs_p): Delete.
23874 2016-04-30 Alan Modra <amodra@gmail.com>
23876 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
23877 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
23880 2016-04-30 Alan Modra <amodra@gmail.com>
23883 * config/rs6000/rs6000.c (fixed_reg_p): New function.
23884 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
23887 2016-04-30 Alan Modra <amodra@gmail.com>
23889 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
23890 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
23891 flag_pic test for Darwin.
23893 2016-04-30 Alan Modra <amodra@gmail.com>
23895 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
23896 throw_calls_crossed.
23897 (REG_FREQ_CALLS_CROSSED): Delete.
23898 (REG_N_THROWING_CALLS_CROSSED): Delete.
23899 * regstat.c (regstat_bb_compute_ri): Don't calculate
23900 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
23901 (dump_reg_info): Don't print call cross frequency.
23902 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
23903 and REG_N_THROWING_CALLS_CROSSED.
23905 2016-04-30 Alan Modra <amodra@gmail.com>
23907 * regs.h (struct reg_info_t): Delete live_length.
23908 (REG_LIVE_LENGTH): Delete macro.
23909 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
23910 local_live, local_processed and local_live_last_luid params.
23911 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
23913 (regstat_compute_ri): Adjust for above. Don't set
23915 (dump_reg_info): Don't print live length.
23916 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
23917 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
23918 Localize loop_depth var.
23920 2016-04-30 Alan Modra <amodra@gmail.com>
23922 * ira.c (enum valid_equiv): New.
23923 (validate_equiv_mem): Return enum.
23924 (update_equiv_mem): Create replacement in more cases.
23925 (add_store_equivs): Update validate_equiv_mem call.
23927 2016-04-30 Alan Modra <amodra@gmail.com>
23929 * ira.c (combine_and_move_insns): Rather than scanning insns,
23930 use DF infrastucture to find use and def insns.
23932 2016-04-30 Alan Modra <amodra@gmail.com>
23934 ira.c (combine_and_move_insns): Move invariant conditions..
23935 (ira.c): ..to here. Call combine_and_move_insns before
23936 add_store_equivs. Call grow_reg_equivs later. Allocate
23937 req_equiv later using max_reg_num() rather than global max_regno.
23938 (contains_replace_regs): Delete.
23939 (add_store_equivs): Remove contains_replace_regs test.
23941 2016-04-30 Alan Modra <amodra@gmail.com>
23943 * ira.c (struct equiv_mem_data): New.
23944 (equiv_mem, equiv_mem_modified): Delete static vars.
23945 (validate_equiv_mem_from_store): Use "data" param to communicate..
23946 (validate_equiv_mem): ..from here.
23948 2016-04-30 Alan Modra <amodra@gmail.com>
23950 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
23952 (update_reg_equivs): ..here. Move allocation and freeing of
23953 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
23954 end_alias_analysis to..
23957 2016-04-30 Alan Modra <amodra@gmail.com>
23959 * ira.c (pdx_subregs): Delete.
23960 (struct equivalence): Add pdx_subregs field.
23961 (set_paradoxical_subreg): Remove pdx_subregs param. Update
23962 pdx_subregs access.
23963 (update_equiv_regs): Don't create or free pdx_subregs. Update
23964 pdx_subregs access.
23966 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23968 * config/rs6000/altivec.h: Change definitions of vec_xl and
23970 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
23971 (LD_ELEMREV_V2DI): New.
23972 (LD_ELEMREV_V4SF): New.
23973 (LD_ELEMREV_V4SI): New.
23974 (LD_ELEMREV_V8HI): New.
23975 (LD_ELEMREV_V16QI): New.
23976 (ST_ELEMREV_V2DF): New.
23977 (ST_ELEMREV_V2DI): New.
23978 (ST_ELEMREV_V4SF): New.
23979 (ST_ELEMREV_V4SI): New.
23980 (ST_ELEMREV_V8HI): New.
23981 (ST_ELEMREV_V16QI): New.
23984 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23985 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
23986 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
23987 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
23988 (altivec_expand_builtin): Add handling for
23989 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
23990 (rs6000_invalid_builtin): Add error-checking for
23991 RS6000_BTM_P9_VECTOR.
23992 (altivec_init_builtins): Define builtins used to implement vec_xl
23994 (rs6000_builtin_mask_names): Define power9-vector.
23995 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
23996 (RS6000_BTM_P9_VECTOR): Define.
23997 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
23998 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
23999 (vsx_ld_elemrev_v2df): Likewise.
24000 (vsx_ld_elemrev_v4sf): Likewise.
24001 (vsx_ld_elemrev_v4si): Likewise.
24002 (vsx_ld_elemrev_v8hi): Likewise.
24003 (vsx_ld_elemrev_v16qi): Likewise.
24004 (vsx_st_elemrev_v2df): Likewise.
24005 (vsx_st_elemrev_v2di): Likewise.
24006 (vsx_st_elemrev_v4sf): Likewise.
24007 (vsx_st_elemrev_v4si): Likewise.
24008 (vsx_st_elemrev_v8hi): Likewise.
24009 (vsx_st_elemrev_v16qi): Likewise.
24010 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
24013 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
24015 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
24017 (simplify_control_stmt_condition_1): ... here. Recurse into
24018 BIT_AND_EXPRs and BIT_IOR_EXPRs.
24020 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
24023 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
24024 (zero_extendqi<mode>2_dot): Revert earlier conversion from
24025 define_insn_and_split to define_insn.
24026 (zero_extendqi<mode>2_dot2): Same.
24027 (extendqi<mode>2_dot): Same.
24028 (extendqi<mode>2_dot2): Same.
24030 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24032 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
24033 (probe_stack): New expander.
24034 (probe_stack_<mode>): New insn pattern.
24036 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24038 * config/i386/i386.md
24039 (operations with memory inputs setting flags peephole2):
24040 Remove uneeded REG_P checks. Cleanup pattern generation.
24042 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
24044 * tree-vect-loop.c (vect_transform_loop): Fix
24045 nb_iterations_upper_bound computation for vectorized loop.
24047 2016-04-29 Marek Polacek <polacek@redhat.com>
24048 Jakub Jelinek <jakub@redhat.com>
24051 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
24052 TARGET_EXPR_SLOT as a base.
24054 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
24056 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
24057 with 'rCm2' constraints to limit possible immediate size.
24058 (*load_zeroextendqisi_update): Likewise.
24059 (*load_signextendqisi_update): Likewise.
24060 (*loadhi_update): Likewise.
24061 (*load_zeroextendhisi_update): Likewise.
24062 (*load_signextendhisi_update): Likewise.
24063 (*loadsi_update): Likewise.
24064 (*loadsf_update): Likewise.
24066 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24068 * config/i386/predicates.md (constm1_operand): Fix comparison.
24070 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24072 * testsuite/gcc.target/arc/ieee_eq.c: New test.
24074 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
24076 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
24077 remaining SH5 related settings.
24078 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
24079 shmedia_prepare_call_address): Delete.
24080 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
24081 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
24082 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
24083 UNSUPPORTED_SH2A): Remove m5 checks.
24084 (sh_divide_strategy_e): Remove SH5 division strategies.
24085 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
24086 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
24088 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24090 * config/s390/s390.c (s390_rtx_costs): Update documentation.
24092 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24094 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
24095 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
24096 Change lder to ldr.
24097 * config/s390/vector.md ("mov<mode>"): Likewise.
24099 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
24101 * config/s390/constraints.md ("U", "W"): Invoke
24102 s390_mem_constraint with "ZR" and "ZT".
24103 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
24104 addresses when using LRA. Accept also short displacements for S
24105 and T constraints. Do not check for long displacement target for
24106 S and T constraints.
24107 (s390_mem_constraint): Remove handling of U and W constraints.
24108 * config/s390/s390.md (various patterns): Remove the short
24109 displacement constraints (Q and R) if a long displacement
24110 constraint is present. Add longdisp as required CPU capability.
24111 * config/s390/vector.md: Likewise.
24112 * config/s390/vx-builtins.md: Likewise.
24114 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24117 * reload1.c (reload): Call finish_spills before
24118 restarting reload loop. Skip select_reload_regs
24119 if update_eliminables_and_spill returns true.
24121 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24123 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
24124 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
24125 (umulhisi3_imm): Update predicates and constraint letters.
24126 (umulhisi3_reg): Declare instruction as commutative.
24127 * config/arc/constraints.md (J12, J16): New constraints.
24128 * config/arc/predicates.md (short_unsigned_const_operand): New
24130 (arc_short_operand): Likewise.
24131 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
24133 2016-04-29 Richard Biener <rguenther@suse.de>
24135 PR tree-optimization/13962
24136 PR tree-optimization/65686
24137 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
24138 * tree-ssa-alias.c (ptrs_compare_unequal): New function
24139 using PTA to compare pointers.
24140 * match.pd: Add pattern for pointer equality compare simplification
24141 using ptrs_compare_unequal.
24143 2016-04-29 Richard Biener <rguenther@suse.de>
24145 * stor-layout.c (layout_type): Do not build a pointer-to-element
24148 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24150 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
24151 Use SWI mode iterator. Use general_reg_operand predicate.
24152 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
24153 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
24156 2016-04-29 Jakub Jelinek <jakub@redhat.com>
24158 PR middle-end/70843
24159 * fold-const.c (operand_equal_p): Don't verify hash value equality
24161 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
24164 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24167 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
24168 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
24169 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
24170 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
24171 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
24173 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24175 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
24176 to info. Don't initialize separate fields to 0. Clean up
24179 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24181 * config/i386/i386.md (peephole2s for operations with memory inputs):
24182 Use SWI mode iterator.
24183 (peephole2s for operations with memory outputs): Ditto.
24184 Do not check for stack checking probe.
24186 (probe_stack): Remove expander.
24188 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24189 Andrew Burgess <andrew.burgess@embecosm.com>
24191 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
24192 operands as 32-bits.
24194 2016-04-28 Jason Merrill <jason@redhat.com>
24196 * gdbinit.in: Skip line-map.h.
24198 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24199 Andrew Burgess <andrew.burgess@embecosm.com>
24201 * config/arc/arc.c (arc_conditional_register_usage): Take
24202 TARGET_RRQ_CLASS into account.
24203 (arc_print_operand): Support printing 'p' and 's' operands.
24204 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
24206 (TARGET_RRQ_CLASS): Define.
24207 (IS_POWEROF2_OR_0_P): Define.
24208 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
24210 (*tst_movb): New define_insn.
24211 (*tst): Avoid recognition if it could prevent '*tst_movb'
24212 combination; replace c/CnL with c/Chs alternative.
24213 (*tst_bitfield_tst): New define_insn.
24214 (*tst_bitfield_asr): New define_insn.
24215 (*tst_bitfield): New define_insn.
24216 (andsi3_i): Add Rrq variant.
24217 (extzv): New define_expand.
24218 (insv): New define_expand.
24219 (*insv_i): New define_insn.
24220 (*movb): New define_insn.
24221 (*movb_signed): New define_insn.
24222 (*movb_high): New define_insn.
24223 (*movb_high_signed): New define_insn.
24224 (*movb_high_signed + 1): New define_split pattern.
24225 (*mrgb): New define_insn.
24226 (*mrgb + 1): New define_peephole2 pattern.
24227 (*mrgb + 2): New define_peephole2 pattern.
24228 * config/arc/arc.opt (mbitops): New option for nps400, uses
24229 TARGET_NPS_BITOPS_DEFAULT.
24230 * config/arc/constraints.md (q): Make register class conditional.
24231 (Rrq): New register constraint.
24232 (Chs): New constraint.
24233 (Clo): New constraint.
24234 (Chi): New constraint.
24235 (Cbf): New constraint.
24236 (Cbn): New constraint.
24237 (C18): New constraint.
24238 (Cbi): New constraint.
24240 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24242 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
24244 (bitmap_intersection_of_preds): Ditto.
24245 (bitmap_union_of_succs): Ditto.
24246 (bitmap_union_of_preds): Ditto.
24247 * sbitmap.c (do_popcount): Delete.
24248 (BITMAP_DEBUGGING): Delete.
24249 (sbitmap_verify_popcount): Delete.
24250 (sbitmap_alloc): Don't initialize the popcount field.
24251 (sbitmap_alloc_with_popcount): Delete.
24252 (sbitmap_resize): Don't resize the popcount array.
24253 (sbitmap_vector_alloc): Don't initialize the popcount field.
24254 (bitmap_copy): Don't copy the popcount array.
24255 (bitmap_clear): Don't clear the popcount array.
24256 (bitmap_clear): Delete the popcount array handling.
24257 (bitmap_ior_and_compl): Delete the popcount assert.
24258 (bitmap_not): Ditto.
24259 (bitmap_and_compl): Ditto.
24260 (bitmap_and): Delete the popcount array handling.
24261 (bitmap_xor): Ditto.
24262 (bitmap_ior): Ditto.
24263 (bitmap_or_and): Delete the popcount assert.
24264 (bitmap_and_or): Ditto.
24265 (popcount_table): Delete.
24266 (sbitmap_elt_popcount): Delete.
24267 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
24268 (bitmap_set_bit): Delete the popcount assert.
24269 (bitmap_clear_bit): Ditto.
24270 (sbitmap_free): Don't free the popcount array.
24271 (sbitmap_alloc_with_popcount): Delete declaration.
24272 (sbitmap_popcount): Ditto.
24274 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24275 Andrew Burgess <andrew.burgess@embecosm.com>
24277 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
24278 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
24279 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
24280 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
24281 * config/arc/arc.opt (mcmem): New option.
24282 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
24283 supply length for r/m alternative.
24284 (*extendqisi2_ac): Likewise.
24285 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
24287 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
24288 (movhi_insn): Likewise.
24289 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
24290 (*zero_extendqihi2_i): Add r/Ucm alternative.
24291 (*zero_extendqisi2_ac): Likewise.
24292 (*zero_extendhisi2_i): Likewise.
24293 * config/arc/constraints.md (Uex): New memory constraint.
24294 (Ucm): New define_constraint.
24295 * config/arc/predicates.md (long_immediate_loadstore_operand):
24296 Return 0 for MEM with cmem_address address.
24297 (cmem_address_0): New predicates.
24298 (cmem_address_1): Likewise.
24299 (cmem_address_2): Likewise.
24300 (cmem_address): Likewise.
24302 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24304 * config/rs6000/rs6000.c (machine_function): Rename
24305 insn_chain_scanned_p to spe_insn_chain_scanned_p.
24306 (rs6000_stack_info): Adjust.
24308 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24309 Andrew Burgess <andrew.burgess@embecosm.com>
24311 * config/arc/constraints.md (Usd): Convert to define_constraint.
24315 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24318 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
24319 Add new peephole2 where the first insn is *mov<mode>_or instead of
24320 *mov<mode>_internal.
24322 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
24324 * tracer.c (bb_seen): Make static.
24326 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
24328 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
24329 support, setup defaults.
24330 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
24331 * config/arc/arc.c (arc_init): Add NPS400 support.
24332 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
24333 (TARGET_ARC700): NPS400 is also an ARC700.
24334 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
24336 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24339 * config/nds32/nds32.md (casesi): Don't access the operands array
24342 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24344 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
24345 (or $-1,reg peephole2): Ditto.
24346 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
24348 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
24350 * doc/extend.texi (Common Function Attributes) [optimize]:
24351 Discourage use of the optimize attribute.
24353 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
24355 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
24356 special case builtin.
24357 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
24358 ALTIVEC_BUILTIN_VEC_ADDE.
24359 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
24360 support for ALTIVEC_BUILTIN_VEC_ADDE.
24361 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
24362 for __builtin_vec_adde.
24364 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24366 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
24367 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
24369 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24372 * doc/sourcebuild.texi (Effective-Target Keywords, Other
24373 attributes): Document cilkplus_runtime.
24375 2016-04-28 Martin Jambor <mjambor@suse.cz>
24377 * tree-cfg.c (verify_expr): Verify that local declarations belong to
24378 this function. Call verify_expr on MEM_REFs and bases of other
24379 handled_components.
24381 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24383 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
24384 for WORD_REGISTER_OPERATIONS to runtime check.
24386 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24388 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
24390 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24392 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
24393 big-endian compilation.
24394 * config/arc/arc.md (addf3): Likewise.
24395 (subdf3): Likewise.
24396 (muldf3): Likewise.
24398 2016-04-28 Richard Biener <rguenther@suse.de>
24400 PR tree-optimization/70840
24401 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
24402 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
24403 Mark x * pow(x,c) -> pow(x,c+1) commutative.
24404 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
24406 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24408 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
24409 and explain why in a comment.
24411 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24413 * config/arc/arc.md (cpu_facility): Add fpx variant.
24414 (subdf3): Prohibit use reverse sub when assist operations option
24416 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
24417 instructions only when FPX is enabled.
24418 * testsuite/gcc.target/arc/trsub.c: New test.
24420 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24422 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
24423 mult_operator when calculating "type" attribute.
24424 (*fop_<mode>_1_i387): Ditto.
24425 (*fop_xf_1_i387): Ditto.
24426 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
24427 Use std::swap to swap operands. Use RTL expressions to generate
24430 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24431 Joern Rennecke <joern.rennecke@embecosm.com>
24433 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
24435 (emit_pic_move): Remove.
24436 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
24437 * config/arc/arc.c (emit_pic_move): Removed.
24438 (TARGET_HAVE_TLS): Define.
24439 (arc_conditional_register_usage): Test for arc_tp_regno.
24440 (arc_print_operand, arc_print_operand_address): Handle TLS
24442 (arc_needs_pcl_p): New function.
24443 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
24444 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
24445 (arc_raw_symbolic_reference_mentioned_p): Likewise.
24446 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
24447 (arc_legitimize_tls_address): Likewise.
24448 (DTPOFF_ZERO_SYM): Define.
24449 (arc_legitimize_pic_address): Make it static, handle TLS cases.
24450 (arc_output_pic_addr_const): Print TLS unspecs.
24451 (prepare_pic_move): New function, replaces emit_pic_move.
24452 (arc_legitimate_constant_p): Handle TLS unspecs.
24453 (arc_legitimate_address_p): Likewise.
24454 (arc_rewrite_small_data_p): Use assert for TLS constants.
24455 (prepare_move_operands): Use prepare_pic_move.
24456 (arc_legitimize_address): Legitimize tls addresses.
24457 (arc_epilogue_uses): Check for arc_tp_regno.
24458 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
24459 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
24461 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
24463 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
24464 %(arc_tls_extra_start_spec).
24465 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
24466 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
24468 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
24469 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
24470 (UNSPEC_TLS_OFF): Add.
24472 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
24473 (get_thread_pointersi): New patterns.
24474 * config/arc/arc.opt (mtp-regno): New option.
24475 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
24476 (move_dest_operand): Likewise.
24477 * configure: Regenerate.
24478 * configure.ac: Add arc*-*-* case to test for tls.
24479 * doc/invoke.texi (ARC options): Document mtp-regno.
24481 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24483 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
24484 the new ARC HS SIMD instructions.
24485 (arc_preferred_simd_mode): New function.
24486 (arc_autovectorize_vector_sizes): Likewise.
24487 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
24488 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
24489 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
24490 (arc_init_builtins): Add new SIMD builtin types.
24491 (arc_split_move): Handle 64 bit vector moves.
24492 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
24493 (TARGET_PLUS_QMACW): Define.
24494 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
24495 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
24496 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
24497 (VSUBADD4H): New builtins.
24498 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
24499 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
24501 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
24502 Matthias Klose <doko@debian.org>
24504 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
24506 2016-04-28 Richard Biener <rguenther@suse.de>
24508 PR middle-end/70777
24509 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
24512 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
24514 * common/config/sh/sh-common.c: Remove SH5 support.
24515 * config/sh/constraints.md: Likewise.
24516 * config/sh/config/sh/elf.h: Likewise.
24517 * config/sh/linux.h: Likewise.
24518 * config/sh/netbsd-elf.h: Likewise.
24519 * config/sh/predicates.md: Likewise.
24520 * config/sh/sh-c.c: Likewise.
24521 * config/sh/sh-protos.h: Likewise.
24522 * config/sh/sh.c: Likewise.
24523 * config/sh/sh.h: Likewise.
24524 * config/sh/sh.md: Likewise.
24525 * config/sh/sh.opt: Likewise.
24526 * config/sh/sync.md: Likewise.
24527 * config/sh/sh64.h: Delete.
24528 * config/sh/shmedia.h: Likewise.
24529 * config/sh/shmedia.md: Likewise.
24530 * config/sh/sshmedia.h: Likewise.
24531 * config/sh/t-netbsd-sh5-64: Likewise.
24532 * config/sh/t-sh64: Likewise.
24533 * config/sh/ushmedia.h: Likewise.
24535 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24537 * config/i386/i386.md (sign_extend to memory peephole2s): Use
24538 general_reg_operand instead of register_operand predicate.
24540 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24542 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
24544 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
24546 * match.pd (A - B > A, A + B < A): New transformations.
24548 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
24550 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
24551 which defaults to true. Emit an outer pair of parentheses only if
24552 EMIT_PARENS. When continuing a chain of && or || (or & or |),
24553 don't emit parentheses for the right-hand operand.
24555 2016-04-27 Jeff Law <law@redhat.com>
24557 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
24559 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24561 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
24562 (altivec_lvx_<mode>_internal): Document.
24563 (altivec_lvx_<mode>_2op): New define_insn.
24564 (altivec_lvx_<mode>_1op): Likewise.
24565 (altivec_lvx_<mode>_2op_si): Likewise.
24566 (altivec_lvx_<mode>_1op_si): Likewise.
24567 (altivec_stvx_<mode>): Remove.
24568 (altivec_stvx_<mode>_internal): Document.
24569 (altivec_stvx_<mode>_2op): New define_insn.
24570 (altivec_stvx_<mode>_1op): Likewise.
24571 (altivec_stvx_<mode>_2op_si): Likewise.
24572 (altivec_stvx_<mode>_1op_si): Likewise.
24573 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24574 Expand vec_ld and vec_st during parsing.
24575 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
24577 (altivec_expand_stvx_be): Likewise.
24578 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
24579 address-masking behavior in RTL.
24580 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
24581 address-masking behavior in RTL.
24582 (altivec_expand_builtin): Change builtin code arguments for calls
24583 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
24584 (insn_is_swappable_p): Avoid incorrect swap optimization in the
24585 presence of lvx/stvx patterns.
24586 (alignment_with_canonical_addr): New function.
24587 (alignment_mask): Likewise.
24588 (find_alignment_op): Likewise.
24589 (recombine_lvx_pattern): Likewise.
24590 (recombine_stvx_pattern): Likewise.
24591 (recombine_lvx_stvx_patterns): Likewise.
24592 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
24593 stvx patterns from expand.
24594 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
24596 (vector_altivec_store_<mode>): Likewise.
24598 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
24600 * config/aarch64/aarch64.md
24601 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
24602 remove the "fp" attributes.
24603 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
24604 add the "simd" attributes.
24605 (*movdf_aarch64): Likewise.
24606 (*movtf_aarch64): Remove the "fp" attributes.
24607 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
24608 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
24610 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24612 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
24613 rtx to rtx_code_label *.
24614 * rtl.h (maybe_set_first_label_num): Likewise.
24616 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24618 * df-core.c (df_add_problem): Make the problem param be const.
24619 (df_remove_problem): Make local "problem" be const.
24620 * df-problems.c (problem_RD): Make const.
24621 (problem_LR): Likewise.
24622 (problem_LIVE): Likewise.
24623 (problem_MIR): Likewise.
24624 (problem_CHAIN): Likewise.
24625 (problem_WORD_LR): Likewise.
24626 (problem_NOTE): Likewise.
24627 (problem_MD): Likewise.
24628 * df-scan.c (problem_SCAN): Likewise.
24629 * df.h (struct df_problem): Make field "dependent_problem" be
24631 (struct dataflow): Likewise for field "problem".
24632 (df_add_problem): Make param const.
24634 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
24636 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
24637 inter-unit moves to/from vector registers are enabled. Do not disable
24640 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24642 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
24643 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
24645 (enum df_problem_id): ...this new enum.
24646 (struct df_problem): Convert field "id" from "int" to
24647 enum df_problem_id.
24649 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24651 * rtl.def: Update comment for "things in the instruction chain" to
24652 reflect the removal of the leading "i" field for INSN_UID in
24653 r210360. Fix bogus apostrophe.
24655 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
24657 * config/i386/i386.md
24658 (lea arith with mem operand + setcc peephole2): Set operator mode.
24660 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
24663 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
24664 (dimode_scalar_to_vector_candidate_p): This.
24665 (timode_scalar_to_vector_candidate_p): New function.
24666 (scalar_to_vector_candidate_p): Likewise.
24667 (timode_check_non_convertible_regs): Likewise.
24668 (timode_remove_non_convertible_regs): Likewise.
24669 (remove_non_convertible_regs): Likewise.
24670 (remove_non_convertible_regs): Renamed to ...
24671 (dimode_remove_non_convertible_regs): This.
24672 (scalar_chain::~scalar_chain): Make it virtual.
24673 (scalar_chain::compute_convert_gain): Make it pure virtual.
24674 (scalar_chain::mark_dual_mode_def): Likewise.
24675 (scalar_chain::convert_insn): Likewise.
24676 (scalar_chain::convert_registers): Likewise.
24677 (scalar_chain::add_to_queue): Make it protected.
24678 (scalar_chain::emit_conversion_insns): Likewise.
24679 (scalar_chain::replace_with_subreg): Likewise.
24680 (scalar_chain::replace_with_subreg_in_insn): Likewise.
24681 (scalar_chain::convert_op): Likewise.
24682 (scalar_chain::convert_reg): Likewise.
24683 (scalar_chain::make_vector_copies): Likewise.
24684 (scalar_chain::convert_registers): New pure virtual function.
24685 (class dimode_scalar_chain): New class.
24686 (class timode_scalar_chain): Likewise.
24687 (scalar_chain::mark_dual_mode_def): Renamed to ...
24688 (dimode_scalar_chain::mark_dual_mode_def): This.
24689 (timode_scalar_chain::mark_dual_mode_def): New function.
24690 (timode_scalar_chain::convert_insn): Likewise.
24691 (dimode_scalar_chain::convert_registers): Likewise.
24692 (scalar_chain::compute_convert_gain): Renamed to ...
24693 (dimode_scalar_chain::compute_convert_gain): This.
24694 (scalar_chain::replace_with_subreg): Renamed to ...
24695 (dimode_scalar_chain::replace_with_subreg): This.
24696 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
24697 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
24698 (scalar_chain::make_vector_copies): Renamed to ...
24699 (dimode_scalar_chain::make_vector_copies): This.
24700 (scalar_chain::convert_reg): Renamed to ...
24701 (dimode_scalar_chain::convert_reg ): This.
24702 (scalar_chain::convert_op): Renamed to ...
24703 (dimode_scalar_chain::convert_op): This.
24704 (scalar_chain::convert_insn): Renamed to ...
24705 (dimode_scalar_chain::convert_insn): This.
24706 (scalar_chain::convert): Call convert_registers.
24707 (convert_scalars_to_vector): Change to scalar_chain pointer to
24708 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
24709 in 32-bit mode. Delete scalar_chain pointer. Call
24710 free_dominance_info in 64-bit mode.
24711 (pass_stv::gate): Remove TARGET_64BIT check.
24712 (ix86_option_override): Put the 64-bit STV pass before the CSE
24715 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
24717 * dwarf2out.h (struct dw_loc_descr_node): Remove the
24718 dw_loc_frame_offset field.
24719 * dwarf2out.c (new_loc_descr): Likewise.
24720 (resolve_args_picking_1): Turn the VISITED hash set into a
24721 FRAME_OFFSET hash map. Use it to associate a frame offset to
24722 visited nodes. Remove uses of the CHECKING_P macro.
24723 (resolve_args_picking): Update call to resolve_args_picking_1.
24725 2016-04-27 Martin Liska <mliska@suse.cz>
24727 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
24728 (free_loop_data): Release vuses of groups.
24730 2016-04-27 Bin Cheng <bin.cheng@arm.com>
24732 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
24733 instead of redundant use_id and boolean have_use_for.
24734 (struct iv_use): Change sub_id into group_id. Remove field next.
24735 Move fields: related_cands, n_map_members, cost_map and selected
24737 (struct iv_group): ... here. New structure.
24738 (struct iv_common_cand): Use structure declaration directly.
24739 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
24740 (MAX_CONSIDERED_USES): Rename macro to ...
24741 (MAX_CONSIDERED_GROUPS): ... here.
24742 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
24743 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
24744 (dump_uses): Rename to ...
24745 (dump_groups): ... here. Update all uses.
24746 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
24747 (find_induction_variables): Refactor format of dump information.
24748 (record_sub_use): Delete.
24749 (record_use): Update all uses.
24750 (record_group): New function.
24751 (record_group_use, find_interesting_uses_op): Call above functions.
24753 (find_interesting_uses_cond): Ditto.
24754 (group_compare_offset): New function.
24755 (split_all_small_groups): Rename to ...
24756 (split_small_address_groups_p): ... here. Update all uses.
24757 (split_address_groups): Update all uses.
24758 (find_interesting_uses): Refactor format of dump information.
24759 (add_candidate_1): Update all uses. Remove redundant check on iv,
24761 (add_candidate, record_common_cand): Remove redundant assert.
24762 (add_iv_candidate_for_biv): Update use.
24763 (add_iv_candidate_derived_from_uses): Update all uses.
24764 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
24765 (alloc_use_cost_map): Ditto.
24766 (set_use_iv_cost, get_use_iv_cost): Rename to ...
24767 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
24768 (determine_use_iv_cost_generic): Ditto.
24769 (determine_group_iv_cost_generic): Ditto.
24770 (determine_use_iv_cost_address): Ditto.
24771 (determine_group_iv_cost_address): Ditto.
24772 (determine_use_iv_cost_condition): Ditto.
24773 (determine_group_iv_cost_cond): Ditto.
24774 (determine_use_iv_cost): Ditto.
24775 (determine_group_iv_cost): Ditto.
24776 (set_autoinc_for_original_candidates): Update all uses.
24777 (find_iv_candidates): Update all uses. Refactor dump information.
24778 (determine_use_iv_costs): Ditto.
24779 (determine_iv_costs): Ditto.
24780 (iv_ca_cand_for_use): Rename to ...
24781 (iv_ca_cand_for_group): ... here. Update all uses.
24782 (iv_ca_add_use, iv_ca_add_group): Ditto.
24783 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
24784 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
24785 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
24786 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
24787 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
24788 (create_new_iv, adjust_iv_update_pos): Ditto.
24789 (rewrite_use_address): Delete.
24790 (rewrite_use_address_1): Rename to ...
24791 (rewrite_use_address): ... here.
24792 (rewrite_use_compare): Update all uses.
24793 (rewrite_use): Delete.
24794 (rewrite_uses): Rename to ...
24795 (rewrite_groups): ... here. Update all uses.
24796 (remove_unused_ivs, free_loop_data): Update all uses.
24797 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
24799 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24801 * rtlanal.c (nonzero_bits1): Convert preprocessor check
24802 for WORD_REGISTER_OPERATIONS to runtime check.
24804 2016-04-27 Richard Biener <rguenther@suse.de>
24807 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
24808 aggregate_value_p to determine if a function result is
24809 returned by reference.
24810 (ipa_pta_execute): Functions having their address taken are
24811 not automatically nonlocal.
24813 2016-04-27 Jakub Jelinek <jakub@redhat.com>
24816 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
24817 * fold-const.c (operand_equal_p): If flag_checking and
24818 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
24819 and if it returns non-zero, assert iterative_hash_expr on both
24822 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
24824 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
24826 2016-04-27 Nick Clifton <nickc@redhat.com>
24828 PR middle-end/49889
24829 * varasm.c (merge_weak): Generate an error if an attempt is made
24830 to convert a non-weak static function into a weak, public function.
24832 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24834 * params.def (MAX_PARTITION_SIZE): New param.
24835 * doc/invoke.texi: Document lto-max-partition.
24837 2016-04-27 Richard Biener <rguenther@suse.de>
24840 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
24841 function cummulating used_from_other_partition, externally_visible
24842 and force_output from aliases.
24843 (refered_from_nonlocal_var): Likewise.
24844 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
24845 node flags properly.
24847 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
24849 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
24850 (-Wmemset-elt-size): New item.
24852 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
24855 * stor-layout.h (internal_reference_types): Delete.
24856 * stor-layout.c (reference_types_internal): Likewise.
24857 (internal_reference_types): Likewise.
24858 (layout_type) <REFERENCE_TYPE>: Adjust.
24860 2016-04-27 Jakub Jelinek <jakub@redhat.com>
24863 * tree.h (inchash::add_expr): Add FLAGS argument.
24864 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
24865 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
24866 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
24867 Formatting fix. Adjust recursive calls. For tcc_comparison,
24868 if swap_tree_comparison (code) is smaller than code, hash that
24869 and arguments in the other order. Hash CONVERT_EXPR the same
24870 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
24871 of ADDR_EXPR of decl as the decl itself. Add or remove
24872 OEP_ADDRESS_OF from recursive flags as needed. For
24873 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
24874 operands commutatively and only the third one normally.
24875 For internal CALL_EXPR hash in CALL_EXPR_IFN.
24877 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
24879 * config/rtems.h (LIB_SPEC): Add -latomic.
24881 2016-04-27 Joel Sherrill <joel@rtems.org>
24883 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
24884 xilink.ld and flags not relevant to RTEMS.
24886 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
24888 * toplev.c (backend_init_target): Avoid calling init_reload when using
24891 2016-04-26 Jakub Jelinek <jakub@redhat.com>
24893 * reorg.c (try_merge_delay_insns): Declare i and j inside the
24894 for loops rather than one for the whole function.
24896 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
24898 * match.pd (X + CST CMP X): New transformation.
24900 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
24902 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
24903 * fold-const.c (fold_binary_loc): Remove 2 transformations
24904 superseded by match.pd.
24905 * match.pd (x+x -> x*2): Generalize to integers.
24907 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
24909 * config/i386/i386.md (operation on memory peephole): Duplicate an
24910 existing peephole and adapt it to match lea rather than an operation
24913 PR rtl-optimization/57193
24914 * opts.c (default_options_table): Add OPT_frename_registers at -O2
24916 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
24918 2016-04-26 Bin Cheng <bin.cheng@arm.com>
24920 * tree-if-conv.c (any_pred_load_store): New static variable.
24921 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
24922 any_pred_load_store instead of and_mask_load_store.
24923 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
24924 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
24925 (combine_blocks, tree_if_conversion): Ditto.
24927 2016-04-26 Bin Cheng <bin.cheng@arm.com>
24929 PR tree-optimization/70771
24930 PR tree-optimization/70775
24931 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
24932 virtual PHI nodes. Delete parameter.
24933 (if_convertible_loop_p_1): Delete argument to above function.
24934 (predicate_all_scalar_phis): Delete code handling single-argument
24936 (tree_if_conversion): Mark and update virtual SSA.
24938 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24941 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
24942 (x86_elf_aligned_common): Rename to ...
24943 (x86_elf_aligned_decl_common): ... this.
24944 Add decl arg. Switch to .lbss for largecomm object. Use
24945 LARGECOMM_SECTION_ASM_OP.
24946 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
24948 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
24949 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
24951 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
24952 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
24954 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24957 * config/i386/i386.c (SECTION_LARGE): Define.
24958 (x86_64_elf_select_section): Set it for large data/bss sections.
24959 Only clear SECTION_WRITE for .lrodata.
24960 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
24962 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
24963 * varasm.c (default_elf_asm_named_section): Grow flagchars.
24964 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
24966 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
24967 * doc/tm.texi: Regenerate.
24969 2016-04-26 Jakub Jelinek <jakub@redhat.com>
24972 * configure.ac (--enable-checking): Document extra flag, for
24973 non-release builds default to --enable-checking=yes,extra.
24974 If misc checking and extra checking, define CHECKING_P to 2 instead
24976 * common.opt (fchecking=): Add.
24977 * doc/invoke.texi (-fchecking=): Document.
24978 * doc/install.texi: Document --enable-checking changes.
24979 * configure: Regenerated.
24980 * config.in: Regenerated.
24982 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24984 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
24985 attribute instead of which_alternative.
24986 * config/i386/sse.md (*mov<mode>_internal): Ditto.
24987 Use EXT_REX_SSE_REG_P where appropriate.
24989 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24991 * config/i386/predicates.md (const0_operand): Do not match
24992 const_wide_int code.
24993 (const1_operand): Ditto.
24995 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24997 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
24998 for SSE constm1 operands and TARGET_AVX512VL.
24999 (*movti_internal): Ditto.
25000 (*mov<mode>_or): Use constm1_operand predicate.
25001 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
25002 for SSE vector_all_ones operands and TARGET_AVX512VL.
25003 * config/i386/predicates.md (constm1_operand): New predicate.
25004 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
25005 emission of constant -1 load.
25007 2016-04-25 Jason Merrill <jason@redhat.com>
25009 * gdbinit.in: Skip is-a.h.
25011 * attribs.c (register_scoped_attributes): Fix logic.
25012 * attribs.h: Declare register_scoped_attributes.
25014 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25016 * config/rs6000/rs6000-builtin.def: Correct pasto error for
25017 stxvd2x and stxvw4x built-in functions.
25019 2016-04-25 DJ Delorie <dj@redhat.com>
25021 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
25022 (ashrhi3): Likewise.
25023 (lshrhi3): Likewise.
25025 2016-04-25 Richard Biener <rguenther@suse.de>
25027 PR tree-optimization/70780
25028 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
25029 wasn't visited yet.
25030 (compute_antic): Mark blocks with abnormal preds as visited as
25031 they have a final empty antic-in solution already.
25033 2016-04-25 Michael Collison <michael.collison@linaro.org>
25035 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
25037 2016-04-25 Michael Collison <michael.collison@linaro.org>
25039 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
25040 mode is VQI to improve mixed mode vectorization.
25041 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
25042 define_insn to match low half of signed vaddw.
25043 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
25044 define_insn to match high half of signed vaddw.
25045 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
25046 define_insn to match low half of unsigned vaddw.
25047 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
25048 define_insn to match high half of unsigned vaddw.
25049 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
25050 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25051 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
25053 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25054 * config/arm/predicates.md (vect_par_constant_high): Support
25055 big endian and simplify by calling
25056 arm_simd_check_vect_par_cnst_half
25057 (vect_par_constant_low): Likewise.
25059 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25061 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
25062 predicate for operand 2.
25064 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
25065 H.J. Lu <hongjiu.lu@intel.com>
25067 * config/i386/i386-protos.h (standard_sse_constant_p): Add
25068 machine_mode argument.
25069 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
25070 constm1_rtx operands. For VOIDmode constants, get mode from
25071 pred_mode. Check mode size if the mode is supported by ABI.
25072 (standard_sse_constant_opcode): Do not use standard_constant_p.
25073 Strictly check ABI support for all-ones operands.
25074 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
25075 immediates. Update calls to standard_sse_constant_p.
25076 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
25077 (ix86_rtx_costs): Ditto.
25078 * config/i386/i386.md (*movxi_internal_avx512f): Use
25079 nonimmediate_or_sse_const_operand instead of vector_move_operand.
25080 Use (v,BC) alternative instead of (v,C). Use register_operand
25081 checks instead of MEM_P.
25082 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
25083 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
25084 isa attribute. Use register_operand checks instead of MEM_P.
25085 (*movti_internal): Use nonimmediate_or_sse_const_operand for
25086 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
25087 alternative and corresponding sse2 isa attribute.
25088 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
25089 to standard_sse_constant_p.
25090 (FP constant splitters): Ditto.
25091 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
25093 * config/i386/predicates.md (constm1_operand): Remove.
25094 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
25095 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
25096 vector_all_ones_operand instead of constm1_operand.
25098 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25100 * print-rtl.c (print_rtx_insn_vec): New function.
25101 * print-rtl.h: New prototype.
25102 * store-motion.c (struct st_expr): Make avail_stores a vector.
25103 (st_expr_entry): Adjust.
25104 (free_st_expr_entry): Likewise.
25105 (print_store_motion_mems): Likewise.
25106 (find_moveable_store): Likewise.
25107 (compute_store_table): Likewise.
25108 (delete_store): Likewise.
25109 (build_store_vectors): Likewise.
25111 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25113 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
25115 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25117 * vec.h (vec_safe_contains): New function.
25118 (vec::contains): Likewise.
25119 (vec::begin): Likewise.
25120 (vec::end): Likewise.
25122 2016-04-23 Jakub Jelinek <jakub@redhat.com>
25125 * cfgexpand.c (expand_stack_vars): Fix typo.
25127 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25129 * system.h (list, map, set, vector): Include conditionally.
25130 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
25131 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
25132 * ipa-icf.c (INCLUDE_LIST): Define.
25133 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
25134 * config/sh/sh.c (INCLUDE_VECTOR): Define.
25135 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
25136 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
25137 * cp/logic.cc (INCLUDE_LIST): Define.
25138 * fortran/trans-common.c (INCLUDE_MAP): Define.
25140 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25142 * auto-profile.c: Remove <string.h> include.
25143 * ipa-icf-gimple.c: Remove <list> include.
25144 * diagnostic.c: Remove <new> include.
25145 * genmatch.c: Likewise.
25146 * pretty-print.c: Likewise.
25147 * toplev.c: Likewise
25148 * c/c-objc-common.c: Likewise.
25149 * cp/error.c: Likewise.
25150 * fortran/error.c: Likewise.
25152 2016-04-22 Richard Biener <rguenther@suse.de>
25154 * lto-streamer-in.c (input_ssa_names): Do not allocate
25155 GIMPLE_NOP for all SSA names.
25156 * lto-streamer-out.c (output_ssa_names): Do not output
25157 SSA names that should have been released.
25159 2016-04-22 Richard Biener <rguenther@suse.de>
25161 PR tree-optimization/70740
25162 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
25165 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
25168 * config/i386/predicates.md (call_insn_operand): Replace
25169 sibcall_memory_operand with memory_operand.
25171 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
25173 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
25174 has_single_use() tests.
25175 (register_edge_assert_for_1): Likewise.
25176 (find_assert_locations_1): Check the liveness bitmap instead of
25177 checking has_single_use().
25179 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
25182 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
25183 Extract AVX-512BW constraint from AVX.
25185 2016-04-21 Richard Biener <rguenther@suse.de>
25187 PR tree-optimization/70725
25188 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
25189 for phi_convertible_by_degenerating_args.
25190 (predicate_all_scalar_phis): Handle single-argument PHIs.
25192 2016-04-21 Richard Biener <rguenther@suse.de>
25194 PR middle-end/70747
25195 * fold-const.c (fold_comparison): Return properly typed
25198 2016-04-21 Bin Cheng <bin.cheng@arm.com>
25200 PR tree-optimization/70715
25201 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
25202 after expanding BASE using expand_simple_operations.
25204 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
25206 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
25207 New transformations.
25209 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
25211 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
25213 2016-04-20 Jan Hubicka <jh@suse.cz>
25215 * ipa-inline.c (can_inline_edge_p): Pass caller info to
25216 ultiimate_alias_target.
25217 (update_callee_keys): Likewise.
25218 (lookup_recursive_calls): Likewise.
25219 (speculation_useful_p): Likewise.
25221 2016-04-20 Jan Hubicka <jh@suse.cz>
25224 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
25225 (set_nothrow_flag_1): ... this; handle interposition correctly;
25226 recurse on aliases and thunks.
25227 (cgraph_node::set_nothrow_flag): New.
25228 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
25229 functions compiled with non-call exceptions that binds to current
25231 (propagate_nothrow): Be safe WRT interposition.
25232 * cgraph.h (set_nothrow_flag): Update prototype.
25234 2016-04-18 Jan Hubicka <jh@suse.cz>
25236 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
25237 max_loop_iterations_int.
25238 (tree_unswitch_outer_loop): Likewise.
25240 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25242 PR tree-optimization/69489
25243 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
25244 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
25245 Revise dump message.
25246 (if_convertible_bb_p): Remove check on edge count of basic block's
25249 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25251 PR tree-optimization/56625
25252 PR tree-optimization/69489
25253 * tree-data-ref.h (DR_INNERMOST): New macro.
25254 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
25255 hashing struct innermost_loop_behavior.
25256 (ref_DR_map): Remove.
25257 (innermost_DR_map): New map.
25258 (baseref_DR_map): Revise comment.
25259 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
25260 to innermost_DR_map accroding to its innermost loop behavior.
25261 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
25262 to its innermost loop behavior.
25263 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
25264 Add initialization for innermost_DR_map. Record memory reference
25265 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
25266 have innermost loop behavior.
25267 (if_convertible_loop_p): Remove release for ref_DR_map. Release
25270 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
25272 * config/i386/i386.md (*lea<mode>_general_1): Rename from
25273 *lea_general_1. Use explicit SWI12 mode interator.
25274 (*lea<mode>_general_2): Rename from *lea_general_2.
25275 Use explicit SWI12 mode interator.
25276 (*lea<mode>_general_3): Rename from *lea_general_3.
25277 Use explicit SWI12 mode interator.
25278 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
25279 Use explicit SWI12 mode interator.
25280 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
25281 Use explicit SWI48 mode interator.
25283 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
25285 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
25286 Short-cut unaligned load and store cases. Handle all integer
25288 (ix86_expand_vector_move_misalign): Short-cut unaligned load
25289 and store cases. Call ix86_avx256_split_vector_move_misalign
25290 directly without checking mode class.
25292 2016-04-20 Andrew Pinski <apinski@cavium.com>
25293 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25296 * config/aarch64/aarch64.md (sibcall): Force call
25297 address to be DImode for ILP32.
25298 (sibcall_value): Likewise.
25300 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
25302 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
25304 2016-04-20 Richard Biener <rguenther@suse.de>
25306 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
25307 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
25308 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
25309 (maybe_push_res_to_seq): Adjust.
25310 * gimple-fold.c (maybe_build_generic_op): Likewise.
25312 2016-04-20 Marek Polacek <polacek@redhat.com>
25314 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
25317 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
25319 * config/i386/sse.md (vec_unpacks_lo_hi): Always
25320 use kmovw to support AVX512F target.
25322 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25324 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
25326 2016-04-20 Marek Polacek <polacek@redhat.com>
25328 PR tree-optimization/70725
25329 * tree-if-conv.c (is_false_predicate): New function.
25330 (predicate_mem_writes): Use it.
25332 2016-04-20 Richard Biener <rguenther@suse.de>
25334 PR tree-optimization/70726
25335 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
25336 shift amounts from a pattern stmt operand.
25338 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25341 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
25342 stack_restore_from_fpr pattern when restoring r15.
25343 (s390_optimize_prologue): Strip away the memory barrier in the
25344 parallel when trying to get rid of restore insns.
25345 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
25346 definition for loading the stack pointer from an FPR. Compared to
25347 the normal move insn this pattern includes a full memory barrier.
25349 2016-04-19 Jakub Jelinek <jakub@redhat.com>
25351 PR middle-end/70680
25352 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
25353 implicitly linear or lastprivate iterator on the outer context.
25355 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
25357 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
25359 * config/i386/i386.md (ssememalign): Removed.
25360 * config/i386/sse.md: Remove ssememalign attribute from patterns.
25362 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
25365 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
25366 const short * to __builtin_ia32_loaddquhi512_mask.
25367 (_mm512_maskz_loadu_epi16): Likewise.
25368 (_mm512_mask_storeu_epi16): Pass short * to
25369 __builtin_ia32_storedquhi512_mask.
25370 (_mm512_mask_loadu_epi8): Pass const char * to
25371 __builtin_ia32_loaddquqi512_mask.
25372 (_mm512_maskz_loadu_epi8): Likewise.
25373 (_mm512_mask_storeu_epi8): Pass char * to
25374 __builtin_ia32_storedquqi512_mask.
25375 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
25376 const double * to __builtin_ia32_loadupd512_mask.
25377 (_mm512_mask_loadu_pd): Likewise.
25378 (_mm512_maskz_loadu_pd): Likewise.
25379 (_mm512_storeu_pd): Pass double * to
25380 __builtin_ia32_storeupd512_mask.
25381 (_mm512_mask_storeu_pd): Likewise.
25382 (_mm512_loadu_ps): Pass const float * to
25383 __builtin_ia32_loadups512_mask.
25384 (_mm512_mask_loadu_ps): Likewise.
25385 (_mm512_maskz_loadu_ps): Likewise.
25386 (_mm512_storeu_ps): Pass float * to
25387 __builtin_ia32_storeups512_mask.
25388 (_mm512_mask_storeu_ps): Likewise.
25389 (_mm512_mask_loadu_epi64): Pass const long long * to
25390 __builtin_ia32_loaddqudi512_mask.
25391 (_mm512_maskz_loadu_epi64): Likewise.
25392 (_mm512_mask_storeu_epi64): Pass long long *
25393 to __builtin_ia32_storedqudi512_mask.
25394 (_mm512_loadu_si512): Pass const int * to
25395 __builtin_ia32_loaddqusi512_mask.
25396 (_mm512_mask_loadu_epi32): Likewise.
25397 (_mm512_maskz_loadu_epi32): Likewise.
25398 (_mm512_storeu_si512): Pass int * to
25399 __builtin_ia32_storedqusi512_mask.
25400 (_mm512_mask_storeu_epi32): Likewise.
25401 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
25402 char * to __builtin_ia32_storedquqi256_mask.
25403 (_mm_mask_storeu_epi8): Likewise.
25404 (_mm256_mask_loadu_epi16): Pass const short * to
25405 __builtin_ia32_loaddquhi256_mask.
25406 (_mm256_maskz_loadu_epi16): Likewise.
25407 (_mm_mask_loadu_epi16): Pass const short * to
25408 __builtin_ia32_loaddquhi128_mask.
25409 (_mm_maskz_loadu_epi16): Likewise.
25410 (_mm256_mask_loadu_epi8): Pass const char * to
25411 __builtin_ia32_loaddquqi256_mask.
25412 (_mm256_maskz_loadu_epi8): Likewise.
25413 (_mm_mask_loadu_epi8): Pass const char * to
25414 __builtin_ia32_loaddquqi128_mask.
25415 (_mm_maskz_loadu_epi8): Likewise.
25416 (_mm256_mask_storeu_epi16): Pass short * to.
25417 __builtin_ia32_storedquhi256_mask.
25418 (_mm_mask_storeu_epi16): Pass short * to.
25419 __builtin_ia32_storedquhi128_mask.
25420 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
25421 const double * to __builtin_ia32_loadupd256_mask.
25422 (_mm256_maskz_loadu_pd): Likewise.
25423 (_mm_mask_loadu_pd): Pass onst double * to
25424 __builtin_ia32_loadupd128_mask.
25425 (_mm_maskz_loadu_pd): Likewise.
25426 (_mm256_mask_storeu_pd): Pass double * to
25427 __builtin_ia32_storeupd256_mask.
25428 (_mm_mask_storeu_pd): Pass double * to
25429 __builtin_ia32_storeupd128_mask.
25430 (_mm256_mask_loadu_ps): Pass const float * to
25431 __builtin_ia32_loadups256_mask.
25432 (_mm256_maskz_loadu_ps): Likewise.
25433 (_mm_mask_loadu_ps): Pass const float * to
25434 __builtin_ia32_loadups128_mask.
25435 (_mm_maskz_loadu_ps): Likewise.
25436 (_mm256_mask_storeu_ps): Pass float * to
25437 __builtin_ia32_storeups256_mask.
25438 (_mm_mask_storeu_ps): ass float * to
25439 __builtin_ia32_storeups128_mask.
25440 (_mm256_mask_loadu_epi64): Pass const long long * to
25441 __builtin_ia32_loaddqudi256_mask.
25442 (_mm256_maskz_loadu_epi64): Likewise.
25443 (_mm_mask_loadu_epi64): Pass const long long * to
25444 __builtin_ia32_loaddqudi128_mask.
25445 (_mm_maskz_loadu_epi64): Likewise.
25446 (_mm256_mask_storeu_epi64): Pass long long * to
25447 __builtin_ia32_storedqudi256_mask.
25448 (_mm_mask_storeu_epi64): Pass long long * to
25449 __builtin_ia32_storedqudi128_mask.
25450 (_mm256_mask_loadu_epi32): Pass const int * to
25451 __builtin_ia32_loaddqusi256_mask.
25452 (_mm256_maskz_loadu_epi32): Likewise.
25453 (_mm_mask_loadu_epi32): Pass const int * to
25454 __builtin_ia32_loaddqusi128_mask.
25455 (_mm_maskz_loadu_epi32): Likewise.
25456 (_mm256_mask_storeu_epi32): Pass int * to
25457 __builtin_ia32_storedqusi256_mask.
25458 (_mm_mask_storeu_epi32): Pass int * to
25459 __builtin_ia32_storedqusi128_mask.
25460 * config/i386/i386-builtin-types.def (PCSHORT): New.
25461 (PINT64): Likewise.
25462 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
25463 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
25464 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
25465 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
25466 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
25467 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
25468 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
25469 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
25470 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
25471 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
25472 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
25473 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
25474 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
25475 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
25476 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
25477 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
25478 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
25479 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
25480 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
25481 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
25482 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
25483 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
25484 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
25485 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
25486 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
25487 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
25488 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
25489 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
25490 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
25491 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
25492 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
25493 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
25494 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
25495 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
25496 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
25497 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
25498 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
25499 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
25500 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
25501 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
25502 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
25503 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
25504 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
25505 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
25506 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
25507 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
25508 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
25509 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
25510 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
25512 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
25513 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
25515 (ix86_expand_vector_move_misalign): Likewise.
25516 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
25517 to scalar function prototype for unaligned load/store builtins.
25518 (ix86_expand_special_args_builtin): Updated.
25519 * config/i386/sse.md (UNSPEC_LOADU): Removed.
25520 (UNSPEC_STOREU): Likewise.
25521 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
25522 (VI_ULOADSTORE_F_AVX512VL): Likewise.
25523 (ssescalarsize): Handle V4TI, V2TI and V1TI.
25524 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
25525 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
25526 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
25527 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
25528 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
25529 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
25530 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
25531 (<avx512>_storedqu<mode>_mask): Likewise.
25532 (*sse4_2_pcmpestr_unaligned): Likewise.
25533 (*sse4_2_pcmpistr_unaligned): Likewise.
25534 (*mov<mode>_internal): Renamed to ...
25535 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
25536 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
25537 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
25538 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
25540 2016-04-19 Richard Biener <rguenther@suse.de>
25542 PR tree-optimization/70171
25543 * tree-ssa-phiprop.c: Include stor-layout.h.
25544 (phiprop_insert_phi): Handle the aggregate copy case.
25545 (propagate_with_phi): Likewise.
25547 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
25549 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
25550 instead of simplify_gen_subreg (... , 0).
25551 (ix86_delegitimize_address): Ditto.
25552 (ix86_split_divmod): Ditto.
25553 (ix86_split_copysign_const): Ditto.
25554 (ix86_split_copysign_var): Ditto.
25555 (ix86_expand_args_builtin): Ditto.
25556 (ix86_expand_round_builtin): Ditto.
25557 (ix86_expand_special_args_builtin): Ditto.
25558 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
25559 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
25560 (udivmodqi4): Ditto.
25561 (absneg splitters): Ditto.
25562 (*jcc_bt<mode>_1): Ditto.
25564 2016-04-19 Richard Biener <rguenther@suse.de>
25566 PR tree-optimization/70724
25567 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
25568 restoring out from ...
25569 (free_scc_vn): ... here.
25570 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
25571 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
25573 (pass_fre::execute): Restore SSA info.
25575 2016-04-19 Richard Biener <rguenther@suse.de>
25577 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
25578 * gimple-walk.c (walk_gimple_op): Initialize it.
25579 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
25580 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
25581 remapping SSA names of defs.
25582 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
25585 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
25587 PR middle-end/70689
25588 * lra-constraints.c (equiv_substition_p): New.
25589 (process_alt_operands): Use it.
25590 (swap_operands): Swap it.
25591 (curr_insn_transform): Update it.
25593 2016-04-18 Michael Matz <matz@suse.de>
25595 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
25596 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
25597 * tree-core.h (tree_type_common.align): Use bit-field.
25598 (tree_type_common.spare): New.
25599 (tree_decl_common.off_align): Make smaller.
25600 (tree_decl_common.align): Use bit-field.
25602 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
25603 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
25604 (scan_sharing_clauses): Ditto.
25605 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
25606 (omp_finish_file): Ditto.
25607 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
25608 (layout_decl): Ditto.
25609 (relayout_decl): Ditto.
25610 (finalize_record_size): Use SET_TYPE_ALIGN.
25611 (finalize_type_size): Ditto.
25612 (finish_builtin_struct): Ditto.
25613 (layout_type): Ditto.
25614 (initialize_sizetypes): Ditto.
25615 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
25616 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
25617 (lookup_field_for_decl): Use SET_DECL_ALIGN.
25618 (get_chain_field): Ditto.
25619 (get_trampoline_type): Ditto.
25620 (get_nl_goto_field): Ditto.
25621 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
25623 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
25624 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
25625 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
25626 (build_qualified_type): Use SET_TYPE_ALIGN.
25627 (build_aligned_type, build_range_type_1): Ditto.
25628 (build_atomic_base): Ditto.
25629 (build_common_tree_nodes): Ditto.
25630 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
25631 (expand_one_stack_var_at): Ditto.
25632 * coverage.c (build_var): Use SET_DECL_ALIGN.
25633 * except.c (init_eh): Ditto.
25634 * function.c (assign_parm_setup_block): Ditto.
25635 * symtab.c (increase_alignment_1): Ditto.
25636 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
25637 * tree-vect-stmts.c (ensure_base_align): Ditto.
25638 * varasm.c (align_variable): Ditto.
25639 (assemble_variable): Ditto.
25640 (build_constant_desc): Ditto.
25641 (output_constant_def_contents): Ditto.
25643 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
25644 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
25645 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
25646 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
25647 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
25649 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
25652 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
25653 replace %vmovsd with "%vmovq".
25654 (vec_concatv2df): Likewise.
25656 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
25658 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
25659 (*vec_extractv2si_0): Ditto.
25660 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
25661 (zero_extended_scalar_load_operand splitters): Ditto.
25662 (vec_extract splitters): Ditto.
25663 (*vec_extractv4si_0_zext): Ditto.
25664 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
25665 and lowpart_subreg.
25666 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
25667 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
25668 (*sse4_1_extractps): Use lowpart_subreg.
25669 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
25671 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25673 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
25675 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
25676 Mention Solaris 11 packaging changes.
25677 Update gas and gld requirements.
25678 Remove reference to pre-Solaris 10 bug.
25679 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
25681 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
25684 2016-04-17 Jan Hubicka <jh@suse.cz>
25686 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
25687 max_loop_iterations_int.
25689 2016-04-18 Richard Biener <rguenther@suse.de>
25691 PR tree-optimization/43434
25692 * tree-ssa-structalias.c (struct vls_data): New.
25693 (visit_loadstore): Handle all pointer-based accesses.
25694 (compute_dependence_clique): Compute a bitmap of restrict tags
25695 assigned bases and pass it to visit_loadstore.
25697 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
25700 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
25701 armv8.1-a and armv8.1-a+crc.
25703 2016-04-18 Richard Biener <rguenther@suse.de>
25705 PR tree-optimization/70701
25706 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
25707 references after translating through a memcpy.
25709 2016-04-18 Richard Biener <rguenther@suse.de>
25711 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
25712 (compute_antic): ... here. For partial antic use regular
25713 postorder and scrap iteration.
25714 (compute_partial_antic_aux): Remove unused return value.
25715 (init_pre): Do not allocate postorder.
25716 (fini_pre): Do not free postorder.
25718 2016-04-18 Richard Biener <rguenther@suse.de>
25720 PR middle-end/37870
25721 * expmed.c (extract_bit_field_1): Remove broken case
25722 using a wider MODE_INT mode.
25724 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
25726 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
25727 unless compiling with at least GCC-4.8.
25729 2016-04-17 Jan Hubicka <jh@suse.cz>
25732 * graphite.c (graphite_finalize): Update call to
25733 tree_estimate_probability.
25734 * predict.h (tree_estimate_probability): Update prototype.
25736 2016-04-17 Jan Hubicka <jh@suse.cz>
25738 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
25739 (tree_estimate_probability): Likewise.
25740 (pass_profile::execute): Update.
25741 (report_predictor_hitrates): New function.
25742 * profile.c (compute_branch_probabilities): Use it.
25743 * predict.h (report_predictor_hitrates): Declare.
25745 2016-04-17 Jan Hubicka <jh@suse.cz>
25748 * cgraph.h (cgraph_node::set_const_flag,
25749 cgraph_node::set_pure_flag): Update prototype to return bool;
25751 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
25752 of interposable symbol are interposable, too.
25753 (cgraph_set_const_flag_1): Rename to ...
25754 (set_const_flag_1): ... this one; change to self recursive function
25755 instead of call_for_symbol_thunks_and_aliases. Handle correctly
25756 clearnig the flag in all variants and also virtual thunks of const
25757 functions are pure; track if any change was done.
25758 (cgraph_node::set_const_flag): Update.
25759 (struct set_pure_flag_info): New struct.
25760 (cgraph_set_pure_flag_1): Rename to ...
25761 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
25762 rather than pointer encoded flags; track if any changes was done;
25763 handle correctly clearning flag and setting flag of aliases already
25765 (cgraph_node::set_pure_flag): Update.
25766 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
25768 2016-04-17 Tom de Vries <tom@codesourcery.com>
25771 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
25772 backslash in label.
25774 2016-04-17 Tom de Vries <tom@codesourcery.com>
25776 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
25777 '{}<> ' as escape-for-record.
25779 2016-04-17 Tom de Vries <tom@codesourcery.com>
25781 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
25784 2016-04-17 Tom de Vries <tom@codesourcery.com>
25787 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
25788 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
25789 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
25790 * passes.c (finish_optimization_passes): Only call
25791 finish_graph_dump_file if dfi->graph_dump_initialized.
25792 (execute_function_dump, pass_init_dump_file): Use
25793 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
25795 2016-04-17 Tom de Vries <tom@codesourcery.com>
25797 PR tree-optimization/70256
25798 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
25799 (debug_varmap): New function.
25801 2016-04-17 Tom de Vries <tom@codesourcery.com>
25804 * passes.c (pass_manager::register_pass): Propagate pflags.
25806 2016-04-17 Tom de Vries <tom@codesourcery.com>
25809 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
25810 * passes.c (pass_manager::pass_manager): Declare and init p_start in
25811 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
25812 check if it's equal to p_start.
25813 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
25815 2016-04-15 Jan Hubicka <jh@suse.cz>
25818 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
25819 function does not bind to current def.
25820 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
25821 handle conservatively calls to functions that does not need to bind
25823 (check_call): Update call of worse_state.
25824 (ignore_edge_for_nothrow): Update.
25825 (ignore_edge_for_pure_const): Likewise.
25826 (propagate_pure_const): Update calls to worse_state.
25827 (skip_function_for_local_pure_const): Reformat comments.
25829 2016-04-15 Jan Hubicka <jh@suse.cz>
25832 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
25833 (cgraph_node::function_symbol): Likewise.
25834 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
25835 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
25836 (symtab_node::ultimate_alias_target): Add REF parameter.
25837 (symtab_node::binds_to_current_def_p): Declare.
25838 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
25839 (cgraph_node::function_symbol): Likewise.
25840 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
25841 (cgraph_node::get_availability): Likewise.
25842 (cgraph_edge::binds_to_current_def_p): New inline function.
25843 (varpool_node::get_availability): Add REF parameter.
25844 (varpool_node::ultimate_alias_target): Likewise.
25845 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
25846 (symtab_node::binds_to_current_def_p): Likewise.
25847 * varpool.c (varpool_node::get_availability): Likewise.
25849 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
25852 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
25853 Fix mode size check.
25855 2016-04-15 Jakub Jelinek <jakub@redhat.com>
25857 * BASE-VER: Set to 7.0.0.
25859 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
25861 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
25863 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25865 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
25866 architecture revisions.
25868 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
25870 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
25871 * config/i386/i386.c (ix86_using_red_zone): No longer static.
25872 * config/i386/i386.md (stack decrement to push peepholes): Guard
25873 with !x86_using_red_zone ().
25875 2016-04-15 Jakub Jelinek <jakub@redhat.com>
25878 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
25879 to dump_generic_node.
25880 (NIY): Pass also flags to do_niy.
25882 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
25884 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
25885 (simd_clone_vector_of_formal_parm_types)
25886 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
25887 (simd_clone_mangle, simd_clone_create)
25888 (simd_clone_adjust_return_type, create_tmp_simd_array)
25889 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
25890 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
25891 (ipa_simd_modify_function_body, simd_clone_linear_addend)
25892 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
25893 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
25894 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
25895 * omp-simd-clone.c: ... this new file.
25896 (simd_clone_vector_of_formal_parm_types): Make it static.
25897 * Makefile.in (OBJS): Add omp-simd-clone.o.
25899 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
25902 * config/i386/sse.md: Use proper memory operand modifiers.
25905 2016-04-15 Richard Biener <rguenther@suse.de>
25906 Alan Modra <amodra@gmail.com>
25908 PR tree-optimization/70130
25909 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
25910 when alignment stays not the same and no not use the realign
25913 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
25916 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
25917 direct move handlers for KFmode. Change TFmode handlers test from
25918 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
25920 2016-04-14 Jakub Jelinek <jakub@redhat.com>
25923 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
25924 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
25925 (inlined_polymorphic_ctor_dtor_block_p): Use it.
25926 * tree-ssa-live.c (remove_unused_scope_block_p): When
25927 in_ctor_dtor_block, avoid discarding not just BLOCKs with
25928 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
25929 block_ultimate_origin is FUNCTION_DECL.
25930 (remove_unused_locals): If current_function_decl is
25931 polymorphic_ctor_dtor_p, pass initial true to
25932 remove_unused_scope_block_p' is_ctor_dtor_block.
25934 2016-04-14 Martin Sebor <msebor@redhat.com>
25939 * doc/extend.texi (Variable Length): Revert.
25941 2016-04-14 Marek Polacek <polacek@redhat.com>
25942 Jan Hubicka <hubicka@ucw.cz>
25945 * tree.c (verify_type): Disable the canonical type of main variant
25948 2016-04-14 Jason Merrill <jason@redhat.com>
25950 * cfgexpand.c, expr.c: Revert previous change.
25952 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
25954 PR middle-end/70643
25955 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
25956 when building a mem ref for the incoming reduction variable.
25958 2016-04-14 Richard Biener <rguenther@suse.de>
25960 PR tree-optimization/70614
25961 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
25962 loop if the evolution dropped to chrec_dont_know.
25963 (interpret_condition_phi): Likewise.
25965 2016-04-14 Richard Biener <rguenther@suse.de>
25967 PR tree-optimization/70623
25968 * tree-ssa-pre.c (changed_blocks): Make global ...
25969 (compute_antic): ... local here. Move and fix worklist
25970 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
25971 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
25972 worklist handling, dump when ANTIC_IN changed.
25973 (compute_partial_antic_aux): Remove worklist handling.
25974 (init_pre): Do not compute post dominators. Add a comment about
25975 the CFG order chosen.
25976 (fini_pre): Do not free post dominators.
25978 2016-04-13 Martin Sebor <msebor@redhat.com>
25983 * doc/extend.texi (Variable Length): Document C++ specifics.
25985 2016-04-13 Jakub Jelinek <jakub@redhat.com>
25988 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
25989 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
25990 eh edges have been purged.
25993 * tree-sra.c (create_access_replacement,
25994 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
25996 * tree-pretty-print.c (dump_fancy_name): New function.
25997 (dump_decl_name, dump_generic_node): Use it.
25999 2016-04-13 Jason Merrill <jason@redhat.com>
26001 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
26002 * expr.c (expand_expr_real_1): Likewise.
26004 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
26006 * config/i386/i386.md (kunpckhi): Swap operands.
26007 (kunpcksi): Likewise.
26008 (kunpckdi): Likewise.
26009 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
26010 (vec_pack_trunc_<mode>): Likewise.
26012 2016-04-13 Jakub Jelinek <jakub@redhat.com>
26015 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
26017 PR middle-end/70633
26018 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
26019 gimplification turns some element into non-constant.
26022 * rtl.h (convert_memory_address_addr_space_1): New prototype.
26023 * explow.c (convert_memory_address_addr_space_1): No longer static,
26024 add NO_EMIT argument and don't call convert_modes if true, pass
26025 it down recursively, remove break after return.
26026 (convert_memory_address_addr_space): Adjust caller.
26027 * simplify-rtx.c (simplify_unary_operation_1): Call
26028 convert_memory_address_addr_space_1 instead of convert_memory_address,
26029 if it returns NULL, don't simplify.
26031 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
26034 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
26036 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26038 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26039 Bump the upper SIMDLEN limits, so that if the return type or
26040 characteristic type if the return type is void can be passed in
26041 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
26044 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
26047 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
26048 Do not use "=" constraint on an input constraint.
26049 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
26050 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
26051 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
26052 generates (neg (abs ...)) instead of (abs ...).
26054 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26056 PR rtl-optimization/70596
26057 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
26058 just invalidate LRA data and reset them. Adjust dump wording.
26060 2016-04-12 Martin Liska <mliska@suse.cz>
26063 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26065 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
26067 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26068 max_loop_iterations_int.
26069 (tree_unswitch_outer_loop): Likewise.
26070 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
26071 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
26073 2016-04-12 Tom de Vries <tom@codesourcery.com>
26075 PR tree-optimization/68756
26076 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
26077 instead of new_name.
26079 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26081 PR tree-optimization/70602
26082 * tree-sra.c (generate_subtree_copies): Don't write anything into
26083 constant pool decls.
26085 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
26086 regardless whether there are depend clauses or not.
26088 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
26091 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
26092 target attribute and pragma from changing the -mfloat128
26093 and -mfloat128-hardware options.
26095 * doc/extend.texi (Additional Floating Types): Document PowerPC
26096 __float128 restrictions.
26098 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26101 * config/aarch64/driver-aarch64.c
26102 (aarch64_get_extension_string_for_isa_flags): New.
26103 (arch_extension): Rename to...
26104 (aarch64_arch_extension): ...This.
26105 (ext_to_feat_string): Rename to...
26106 (aarch64_extensions): ...This.
26107 (aarch64_core_data): Keep track of architecture extension flags.
26108 (cpu_data): Rename to...
26109 (aarch64_cpu_data): ...This.
26110 (aarch64_arch_driver_info): Keep track of architecture extension
26112 (get_arch_name_from_id): Rename to...
26113 (get_arch_from_id): ...This, change return type.
26114 (host_detect_local_cpu): Update and reformat for renames, handle
26115 extensions through common infrastructure.
26117 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26120 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
26121 track of a canonical flag name.
26122 (all_extensions): Likewise.
26123 (arch_to_arch_name): Also track extension flags enabled by the arch.
26124 (all_architectures): Likewise.
26125 (aarch64_parse_extension): Move to here.
26126 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
26128 (aarch64_rewrite_selected_cpu): Update for above change.
26129 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
26130 are handled, such that the single explicit value enabled by an
26131 extension is kept seperate from the implicit values it also enables.
26132 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
26134 (aarch64_parse_extension): New.
26135 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
26136 here to config/aarch64/aarch64-protos.h.
26137 (aarch64_parse_extension): Move from here to
26138 common/config/aarch64/aarch64-common.c.
26139 (aarch64_option_print): Update.
26140 (aarch64_declare_function_name): Likewise.
26141 (aarch64_start_file): Likewise.
26142 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
26143 the canonical flag for extensions.
26144 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
26147 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26149 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
26152 2016-04-09 Tom de Vries <tom@codesourcery.com>
26154 PR tree-optimization/68953
26155 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
26156 first to last subscript.
26158 2016-04-09 Jakub Jelinek <jakub@redhat.com>
26160 PR tree-optimization/70586
26161 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
26164 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
26168 PR tree-optimization/70373
26169 PR middle-end/70533
26170 PR middle-end/70534
26171 PR middle-end/70535
26172 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
26173 clauses for acc parallel reductions as necessary. Error on those
26175 * omp-low.c (scan_sharing_clauses): Don't install variables which
26176 are used in acc parallel reductions.
26177 (lower_rec_input_clauses): Remove dead code.
26178 (lower_oacc_reductions): Add support for reference reductions.
26179 (lower_reduction_clauses): Remove dead code.
26180 (lower_omp_target): Don't remap variables appearing in acc parallel
26182 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
26184 2016-04-08 Jakub Jelinek <jakub@redhat.com>
26186 PR middle-end/70593
26187 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
26188 with multiple SSA_NAME defs, force the outputs other than first
26189 to be live before calling live_track_process_def on each output.
26191 PR rtl-optimization/70574
26192 * fwprop.c (forward_propagate_and_simplify): Don't add
26193 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
26194 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
26195 paradoxical subregs within *loc.
26197 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
26199 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
26200 -ftree-parallelize-loops={0,1}.
26201 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
26202 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
26203 * config/ia64/hpux.h (LIB_SPEC): Likewise.
26204 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
26205 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
26207 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
26210 * asan.c (instrument_derefs): If we get unknown location, extract it
26211 with EXPR_LOCATION.
26212 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
26214 2016-04-08 Tom de Vries <tom@codesourcery.com>
26216 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
26217 implicit firstprivate clause.
26219 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26222 * config/arm/thumb2.md (tst + branch-> lsls + branch
26223 peephole below *orsi_not_shiftsi_si): Require that condition
26224 register is dead after the peephole.
26225 (second peephole after the above): Likewise.
26227 2016-04-08 Alan Modra <amodra@gmail.com>
26230 * builtins.c (fold_builtin_classify): For IBM extended precision,
26231 look at just the high-order double to test for NaN.
26232 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
26233 test just the high double for Inf but both doubles for subnormal
26236 2016-04-07 Jakub Jelinek <jakub@redhat.com>
26238 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
26239 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
26240 node->simdclone->mask_mode != VOIDmode masks.
26241 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
26242 earlier, use it instead of node->simdclone.
26243 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26244 Set clonei->mask_mode.
26246 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
26249 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
26250 Pass it through to cp_parser_already_scoped_statement.
26251 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
26252 it through to cp_parser_statement.
26253 (cp_parser_statement): Pass IF_P through to
26254 cp_parser_iteration_statement.
26255 (cp_parser_pragma): Adjust call to
26256 cp_parser_iteration_statement.
26258 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
26261 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
26262 resolve a future -Wparentheses warning.
26263 * omp-low.c (scan_sharing_clauses): Likewise.
26264 * tree-parloops.c (eliminate_local_variables): Likewise.
26266 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
26268 PR rtl-optimization/70398
26269 * lra-constraints.c (process_address_1): Check zero scale and code
26270 for reloading with zero scale.
26272 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
26274 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
26275 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
26277 2016-04-06 Jakub Jelinek <jakub@redhat.com>
26279 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26280 Add support for AVX512F clones, include them by default for
26281 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
26282 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
26285 PR middle-end/70550
26286 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
26287 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
26288 firstprivate clauses.
26289 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
26290 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
26291 (lower_omp_target): Set TREE_NO_WARNING for
26292 non-addressable possibly uninitialized vars which are copied into
26293 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
26295 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
26297 * config/pa/predicates.md (integer_store_memory_operand): Accept
26298 REG+D operands with a large offset when reload_in_progress is true.
26299 (floating_point_store_memory_operand): Likewise.
26301 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26304 * match.pd (nested int casts): Limit to GIMPLE.
26306 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
26309 * ipa-devirt.c (maybe_record_node): Fix comment; use
26310 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
26312 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26314 PR rtl-optimization/70542
26315 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
26316 if there are any uses other than insn or debug insns.
26318 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
26319 Jakub Jelinek <jakub@redhat.com>
26321 PR tree-optimization/70509
26322 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
26323 Shift HOST_WIDE_INT_1U instead of 1.
26325 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
26327 PR tree-optimization/70509
26328 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
26329 of the vector base type for index.
26331 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
26334 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
26336 2016-04-05 Richard Biener <rguenther@suse.de>
26338 PR tree-optimization/70526
26339 * tree-sra.c (build_ref_for_offset): Use prev_base to
26340 extract the alias pointer type.
26342 2016-04-05 Richard Biener <rguenther@suse.de>
26344 * dse.c (struct store_info): Remove alias_set member.
26345 (struct read_info_type): Likewise.
26346 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
26347 spill_deleted, clear_alias_set_lookup): Remove.
26348 (get_group_info): Remove dead base == NULL_RTX case.
26349 (dse_step0): Remove initialization of removed variables.
26350 (delete_dead_store_insn): Reomve alias set dumping.
26351 (free_read_records): Remove alias_set handling.
26352 (canon_address): Remove alias_set_out parameter.
26353 (record_store): Remove spill_alias_set, it's always zero.
26354 (check_mem_read_rtx): Likewise.
26355 (dse_step2): Rename from ...
26356 (dse_step2_nospill): ... this. Adjust.
26357 (scan_stores): Rename from ...
26358 (scan_stores_nospill): ... this.
26359 (scan_reads): Rename from ...
26360 (scan_reads_nospill): ... this.
26361 (scan_stores_spill, scan_reads_spill): Remove.
26362 (dse_step3_scan): Remove for_spills argument which is always false.
26363 (dse_step3): Likewise.
26364 (dse_step5): Rename from ...
26365 (dse_step5_nospill): ... this. Remove alias_set handling.
26366 (rest_of_handle_dse): Adjust.
26368 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26371 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
26372 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
26373 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
26374 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
26376 2016-04-05 Richard Biener <rguenther@suse.de>
26378 PR middle-end/70499
26379 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
26380 non-register type temporaries into SSA.
26382 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
26385 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
26386 calls when sanitizing.
26387 (possible_polymorphic_call_target_p): Fix formatting.
26389 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26390 Jakub Jelinek <jakub@redhat.com>
26392 PR middle-end/70457
26393 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
26394 to ensure a call statement is compatible with a built-in's
26396 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
26399 2016-04-04 Richard Biener <rguenther@suse.de>
26401 PR rtl-optimization/70484
26402 * rtl.h (canon_output_dependence): Declare.
26403 * alias.c (canon_output_dependence): New function.
26404 * dse.c (record_store): Use canon_output_dependence rather
26405 than canon_true_dependence.
26407 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26410 * cgraph.h (symtab_node::copy_visibility_from): New function.
26411 * symtab.c (symtab_node::copy_visibility_from): New function.
26412 * ipa-visibility.c (optimize_weakref): New function.
26413 (function_and_variable_visibility): Use it.
26415 2016-04-04 Martin Liska <mliska@suse.cz>
26418 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
26419 value that is really in range handled by SBR instruction.
26420 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
26421 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
26422 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
26424 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
26428 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
26429 set, but not for SP_REG operands.
26431 2016-04-02 Martin Sebor <msebor@redhat.com>
26434 * fold-const.c (maybe_nonzero_address): New function.
26435 (fold_comparison): Call it. Fold equality and relational
26436 expressions involving null pointers.
26437 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
26439 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
26441 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
26442 the "Y" constraint (scalar FP 0.0 immediate).
26444 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
26445 Add the "const_double" to the list of operand constraints.
26447 2016-04-01 Jakub Jelinek <jakub@redhat.com>
26449 PR rtl-optimization/70467
26450 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
26451 If low word of the last operand is 0, just emit addition/subtraction
26454 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26457 * config/s390/s390.c (s390_expand_insv): Check for everything
26458 constant instead of just VOIDmode stuff.
26460 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26463 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
26465 2016-04-01 Nathan Sidwell <nathan@acm.org>
26467 * tree.def (TRY_CATCH_EXPR): Correct documentation.
26469 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
26471 PR rtl-optimization/70461
26472 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
26475 2016-03-31 Martin Liska <mliska@suse.cz>
26478 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
26479 a tree value or an immediate integer value to a buffer
26480 that is eventually copied to a BRIG section.
26481 (emit_immediate_operand): Call the function here.
26482 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
26483 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
26484 of class' fields that are removed.
26485 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
26486 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
26487 m_brig_repr_size fields.
26489 2016-03-31 Martin Liska <mliska@suse.cz>
26492 * hsa-gen.c (hsa_function_representation::update_dominance): New
26494 (convert_addr_to_flat_segment): Likewise.
26495 (gen_hsa_memory_set): New alignment argument.
26496 (gen_hsa_ctor_assignment): Likewise.
26497 (gen_hsa_insns_for_single_assignment): Provide alignment
26498 to gen_hsa_ctor_assignment.
26499 (gen_hsa_insns_for_direct_call): Add new argument.
26500 (expand_lhs_of_string_op): New function.
26501 (expand_string_operation_builtin): Likewise.
26502 (expand_memory_copy): New function.
26503 (expand_memory_set): New function.
26504 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
26505 (convert_switch_statements): Change signature.
26506 (generate_hsa): Use a return value of the function.
26507 (pass_gen_hsail::execute): Do not call
26508 convert_switch_statements here.
26509 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
26510 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
26511 (hsa_function_representation::update_dominance): New function.
26513 2016-03-31 Martin Liska <mliska@suse.cz>
26516 * hsa-brig.c (emit_directive_variable): Emit alignment
26517 according to hsa_symbol::m_align.
26518 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
26519 (dump_hsa_symbol): Dump alignment of HSA symbols.
26520 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
26521 (gen_hsa_addr_with_align): New function.
26522 (hsa_bitmemref_alignment): Use newly added function.
26523 (gen_hsa_insns_for_load): Likewise.
26524 (gen_hsa_insns_for_store): Likewise.
26525 (gen_hsa_memory_copy): New argument added.
26526 (gen_hsa_insns_for_single_assignment): Respect
26527 alignment for assignments processed via gen_hsa_memory_copy.
26528 (gen_hsa_insns_for_direct_call): Likewise.
26529 (gen_hsa_insns_for_return): Likewise.
26530 (gen_function_def_parameters): Set default alignment.
26531 * hsa.c (hsa_object_alignment): New function.
26532 (hsa_byte_alignment): Pasted function.
26533 * hsa.h (hsa_symbol::m_align): New field.
26535 2016-03-31 Bin Cheng <bin.cheng@arm.com>
26537 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
26538 scratch field for goto case.
26540 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
26542 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
26544 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
26547 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
26548 (scalar_chain::convert_insn): Call convert_op for reg
26549 moves to handle undefined registers.
26551 2016-03-31 Nathan Sidwell <nathan@acm.org>
26554 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
26555 Assert we don't want to move backwards.
26557 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
26560 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
26562 2016-03-31 Jakub Jelinek <jakub@redhat.com>
26564 PR rtl-optimization/70460
26565 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
26566 with operand from REG_LABEL_OPERAND, instead substitute
26567 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
26568 Don't do anything for REG_NON_LOCAL_GOTO jumps.
26570 2016-03-31 Martin Liska <mliska@suse.cz>
26572 * passes.c (execute_one_pass): Do not call
26573 todo_after for a discarded function.
26575 2016-03-31 Bin Cheng <bin.cheng@arm.com>
26577 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
26578 (no_cost, infinite_cost): Initialize the new field.
26579 (get_computation_cost_at): Record setup cost.
26580 (determine_use_iv_cost_address): Skip cost computation for sub
26581 uses if we can estimate it without losing accuracy.
26583 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26585 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
26587 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26588 max_loop_iterations_int.
26589 (tree_unswitch_outer_loop): Likewise.
26590 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
26591 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
26593 2016-03-30 Richard Biener <rguenther@suse.de>
26595 PR middle-end/70450
26596 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
26598 2016-03-30 Jakub Jelinek <jakub@redhat.com>
26601 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
26602 in gen_blendm expander.
26604 2016-03-30 Nick Clifton <nickc@redhat.com>
26607 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
26608 case where we are already provided with an SImode SUBREG.
26610 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
26613 * config/i386/i386.c (ix86_expand_epilogue): Properly check
26614 conflict between DRAP register and __builtin_eh_return.
26616 2016-03-30 Michael Matz <matz@suse.de>
26617 Richard Biener <rguenther@suse.de>
26620 * ipa-polymorphic-call.c (struct type_change_info): Change
26621 speculative to an unsigned allowing to limit the work we do.
26622 (csftc_abort_walking_p): New inline function..
26623 (check_stmt_for_type_change): Limit the number of may-defs
26624 skipped for speculative devirtualization to
26625 max-speculative-devirt-maydefs.
26626 * params.def (max-speculative-devirt-maydefs): New param.
26627 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
26629 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
26632 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
26635 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
26637 PR tree-optimization/59124
26638 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
26639 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
26641 2016-03-29 Jeff Law <law@redhat.com>
26643 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
26645 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26647 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
26650 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
26652 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
26653 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
26654 gcrt0.o if linking dynamically.
26656 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26659 * ipa-devirt.c (methods_equal_p): New function.
26660 (compare_virtual_tables): Use it.
26661 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
26662 * cgraphclones.c (clone_function_name_1): Use
26663 symbol_table::symbol_suffix_separator.
26664 * coverage.c (build_var): Likewise.
26665 * symtab.c (symbol_table::symbol_suffix_separator): New.
26667 2016-03-29 Jakub Jelinek <jakub@redhat.com>
26669 PR rtl-optimization/70429
26670 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
26671 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
26672 mode != result_mode.
26675 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
26677 PR tree-optimization/70405
26678 * ssa-iterators.h (num_imm_uses): Add missing braces.
26680 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
26682 PR rtl-optimization/68695
26683 * ira-color.c (allocno_copy_cost_saving): New.
26684 (improve_allocation): Use it.
26686 2016-03-29 Richard Henderson <rth@redhat.com>
26688 PR middle-end/70355
26689 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
26691 2016-03-29 Richard Biener <rguenther@suse.de>
26693 PR middle-end/70424
26694 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
26695 use alignment returned by get_pointer_alignment_1 if it is
26696 bigger than BITS_PER_UNIT.
26697 * builtins.c (get_pointer_alignment_1): Do not return true
26698 for alignment extracted from SSA info.
26700 2016-03-28 James Bowman <james.bowman@ftdichip.com>
26702 * config/ft32/ft32.opt (mnodiv): New.
26703 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
26704 * doc/invoke.texi (FT32 Options -mnodiv): New.
26706 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
26709 * config/i386/i386.md (define_split, andn): Fix modes.
26711 2016-03-26 Richard Biener <rguenther@suse.de>
26712 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26715 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
26717 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
26718 as 2nd argument to cl_optimization_restore().
26720 2016-03-25 Richard Henderson <rth@redhat.com>
26723 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
26724 * config/aarch64/aarch64-protos.h: Declare it.
26725 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
26727 2016-03-25 Alan Modra <amodra@gmail.com>
26730 * config/rs6000/constraints.md (j): Simplify.
26731 * config/rs6000/predicates.md (easy_fp_constant): Exclude
26733 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
26734 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
26735 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
26736 in all constraint alternatives.
26737 (movtd_64bit_nodm): Delete "j" constraint alternative.
26739 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
26741 * tree-ssa-propagate.c: Enhance docs for
26742 SSA_PROP_NOT_INTERESTING.
26744 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
26746 * doc/extend.texi: Fix typo in documentation to pure attribute.
26748 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
26751 * config/pa/pa.md (bswapdi2): Use a scratch register.
26753 2016-03-24 Richard Henderson <rth@redhat.com>
26755 PR middle-end/69845
26756 * fold-const.c (extract_muldiv_1): Correct test for multiplication
26759 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
26761 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
26762 using ix86_expand_binary_operator instead of gen_andsi3.
26764 2016-03-24 Richard Biener <rguenther@suse.de>
26766 PR tree-optimization/70396
26767 * tree-vect-stmts.c (vectorizable_comparison): Use
26768 get_vectype_for_scalar_type.
26770 2016-03-24 Richard Biener <rguenther@suse.de>
26772 PR middle-end/70370
26773 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
26774 with register bases.
26776 2016-03-24 Richard Biener <rguenther@suse.de>
26778 PR tree-optimization/70372
26779 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
26780 build_all_ones_cst to also handle vector types correctly.
26782 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
26785 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
26788 2016-03-23 Marek Polacek <polacek@redhat.com>
26791 * doc/invoke.texi: Document -Wignored-attributes.
26793 2016-03-23 Bin Cheng <bin.cheng@arm.com>
26795 PR tree-optimization/69042
26796 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
26797 parameter from 30 to 40.
26799 2016-03-23 Bin Cheng <bin.cheng@arm.com>
26801 PR tree-optimization/69042
26802 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
26803 for use with constant offset stripped in base.
26805 2016-03-23 Richard Biener <rguenther@suse.de>
26807 PR middle-end/70251
26808 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
26809 mode compatibility check.
26810 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26812 2016-03-23 Jeff Law <law@redhat.com>
26814 PR tree-optimization/64058
26815 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
26817 (struct ssa_conflicts): Move up earlier in the file.
26818 (conflicts_, var_map_): New static variables.
26819 (initialize_conflict_count): New function to initialize the
26820 CONFLICT_COUNT field for each conflict pair.
26821 (compare_pairs): Lazily initialize the conflict count and use it
26822 as the first tie-breaker.
26823 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
26824 and wipe conflicts_ and map_ around the call to qsort. Remove
26825 special case for 2 coalesce pairs.
26826 * bitmap.c (bitmap_count_unique_bits): New function.
26827 (bitmap_count_bits_in_word): New function, extracted from
26829 (bitmap_count_bits): Use bitmap_count_bits_in_word.
26830 * bitmap.h (bitmap_count_unique_bits): Declare it.
26832 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
26835 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
26836 transparent alias chain for decl assembler name.
26837 * config/sol2.c (solaris_assemble_visibility): Likewise.
26839 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26841 * config/arm/arm1020e.md (1020call_op): Reduce reservation
26843 (v10_fdivs): Likewise.
26844 (v10_fdivd): Likewise.
26846 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26849 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
26850 to not call fclose twice on file.
26852 2016-03-23 Jakub Jelinek <jakub@redhat.com>
26854 PR tree-optimization/70354
26855 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
26856 oprnd0 is wider than oprnd1 and there is a cast from the wider
26857 type to oprnd1, mask it with the mask of the narrower type.
26860 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
26861 Optimize TARGET_STV splitters, if high or low word of last argument
26864 2016-03-22 Jeff Law <law@redhat.com>
26867 tree-ssa-threadbackward.c
26868 (fsm_find_control_statement_thread_paths): Correctly distinguish
26869 between old style jump threads vs FSM jump threads.
26871 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
26874 * config/i386/i386.c (scalar_chain::convert_op): Support
26875 uninitialized register usage case.
26877 2016-03-22 Richard Biener <rguenther@suse.de>
26879 PR middle-end/70251
26880 * genmatch.c (gen_transform): Adjust last parameter to a three-state
26882 (capture::gen_transform): ... to change behavior when substituting
26883 a condition into cond or not-cond expr context.
26884 (dt_simplify::gen_1): Adjust.
26885 * gimple-match-head.c: Include gimplify.h for unshare_expr.
26886 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
26887 last change and instead change to
26888 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
26889 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26891 2016-03-22 Anthony Green <green@moxielogic.com>
26893 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
26894 issue for moxiebox targets.
26895 (CC1PLUS_SPEC): Ditto.
26897 2016-03-22 Richard Biener <rguenther@suse.de>
26899 PR middle-end/70333
26900 * fold-const.c (extract_muldiv_1): Properly perform multiplication
26903 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
26905 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
26907 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
26910 * config/i386/i386.c (def_builtin): Handle
26911 OPTION_MASK_ISA_AVX512VL to be and-ed with other
26913 (const struct builtin_description bdesc_special_args[]):
26914 Remove duplicate ISA bits.
26916 2016-03-22 Jakub Jelinek <jakub@redhat.com>
26919 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
26920 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
26921 in a way that works also for AVX512BW.
26924 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
26925 instead of source if operands[1] is xmm16 and above and
26926 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
26927 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
26930 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
26931 on assign if (*from_p) is a comparison, set it to
26932 TREE_NO_WARNING (*from_p).
26934 2016-03-21 Jakub Jelinek <jakub@redhat.com>
26936 PR middle-end/70326
26937 * lra.c (restore_scratches): Ignore deleted insns.
26939 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
26940 Jakub Jelinek <jakub@redhat.com>
26942 PR tree-optimization/70317
26943 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
26946 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
26949 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
26950 of ix86_expand_move.
26952 (movti): Use general_operand for operand 1 predicate.
26954 2016-03-21 Martin Liska <mliska@suse.cz>
26956 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
26958 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
26960 2016-03-21 Martin Liska <mliska@suse.cz>
26963 * ipa-icf.c (sem_function::parse): Skip static
26964 constructors and destructors.
26966 2016-03-21 Jakub Jelinek <jakub@redhat.com>
26969 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
26970 function-like macro, peek following token(s) if it is followed
26971 by CPP_OPEN_PAREN token with optional padding in between, and
26972 if not, don't treat it like a macro.
26974 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
26975 Alexander Monakov <amonakov@ispras.ru>
26977 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
26978 for the stabs debug format.
26980 2016-03-21 Richard Biener <rguenther@suse.de>
26982 PR tree-optimization/70310
26983 * tree-vect-generic.c (expand_vector_condition): Fold the built
26986 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
26989 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
26990 Block third alternative for AVX-512VL target,
26992 2016-03-21 Martin Liska <mliska@suse.cz>
26995 * hsa-brig.c (emit_function_directives): Mark unemitted
26996 global variables for emission.
26997 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
26998 (get_symbol_for_decl): Likewise.
26999 * hsa.h (struct hsa_symbol): New flag.
27001 2016-03-21 Richard Biener <rguenther@suse.de>
27003 PR tree-optimization/70288
27004 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
27005 we do not estimate unsimplified all-constant conditionals or
27006 switches as optimized away.
27008 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
27010 PR rtl-optimization/69102
27011 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
27012 when we have a readonly dependency context.
27014 2016-03-18 Jeff Law <law@redhat.com>
27016 PR rtl-optimization/70263
27017 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
27018 (update_equiv_regs): When trying to move a store to after the insn
27019 that sets the source of the store, make sure the store occurs after
27020 the insn that sets the source of the store. When successful note
27021 the REG_EQUIV note created in the dump file.
27023 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
27024 Bernd Schmidt <bschmidt@redhat.com>
27026 * doc/extend.texi: Document more potential problems with basic asms.
27028 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
27030 PR rtl-optimization/70278
27031 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
27034 2016-03-18 Jason Merrill <jason@redhat.com>
27036 * calls.c (load_register_parameters): Fix zero size sibcall logic.
27038 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
27040 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
27041 values to 128b regs.
27043 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
27045 PR tree-optimization/70252
27046 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
27047 boolean vector has a proper number of elements.
27048 (supportable_narrowing_operation): Likewise.
27050 2016-03-18 Tom de Vries <tom@codesourcery.com>
27053 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
27055 2016-03-18 Jakub Jelinek <jakub@redhat.com>
27057 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
27058 instead of replace_rtx for DEBUG_INSNs.
27060 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27062 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
27063 load type reservations.
27065 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
27068 * config/pa/constraints.md: Revert 2015-02-13 change. Use
27069 define_constraint for "Q" and "T" constraints.
27071 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
27073 Tweak the pipeline model for Exynos M1
27075 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
27078 2016-03-17 David Malcolm <dmalcolm@redhat.com>
27081 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
27082 where one or both locations aren't within a line_map.
27084 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
27087 * opts.c (finish_options): Don't set flag_pie to the default if
27088 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
27091 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
27093 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
27094 true as ALL_REGS argument to replace_rtx.
27096 2016-03-17 Richard Biener <rguenther@suse.de>
27099 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
27102 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27105 * rtl.h (replace_rtx): Add ALL_REGS argument.
27106 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
27107 equality and assert mode is the same, instead of just rtx pointer
27109 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
27110 true as ALL_REGS argument to replace_rtx.
27112 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
27114 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
27115 for boolean vector with vector mode only.
27116 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27118 2016-03-17 Nick Clifton <nickc@redhat.com>
27121 * config/rx/rx.c (rx_print_integer): Print negative constants in
27124 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27127 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
27129 2016-03-16 Richard Henderson <rth@redhat.com>
27130 Richard Biener <rguenth@suse.de>
27132 PR middle-end/70240
27133 PR middle-end/68215
27135 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
27136 first operand as is_gimple_condexpr.
27138 PR middle-end/70240
27139 PR middle-end/68215
27141 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
27142 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
27143 Do not gimplify the result.
27144 (do_unop): Adjust call to tree_vec_extract.
27145 (do_binop): Likewise.
27146 (do_compare): Likewise.
27147 (do_plus_minus): Likewise.
27148 (do_negate): Likewise.
27149 (expand_vector_condition): Likewise.
27150 (do_cond): Likewise.
27152 2016-03-16 Richard Henderson <rth@redhat.com>
27155 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
27156 (aarch64_classify_address): Use it.
27157 (aarch64_legitimize_address): Force all subexpressions of PLUS
27158 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
27160 2016-03-16 Jakub Jelinek <jakub@redhat.com>
27161 Richard Biener <rguenth@suse.de>
27164 * rtlanal.c (replace_rtx): For REG, if from is a REG,
27165 return to even if only REGNO is equal, and assert
27168 2016-03-11 Jeff Law <law@redhat.com>
27170 PR rtl-optimization/70224
27171 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
27173 2016-03-16 Richard Henderson <rth@redhat.com>
27175 PR middle-end/70199
27176 * function.h (struct function): Add has_forced_label_in_static.
27177 * gimplify.c (force_labels_r): Set it.
27178 * lto-streamer-in.c (input_struct_function_base): Read it.
27179 * lto-streamer-out.c (output_struct_function_base): Write it.
27180 * tree-inline.c (has_label_address_in_static_1): Remove.
27181 (copy_forbidden): Remove fndecl parameter; test
27182 has_forced_label_in_static.
27183 (inline_forbidden_p): Update call to copy_forbidden.
27184 (tree_versionable_function_p): Likewise.
27185 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
27186 (chkp_versioning): Likewise.
27187 * tree-inline.h (copy_forbidden): Update decl.
27189 2016-03-16 Marek Polacek <polacek@redhat.com>
27192 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
27193 function being thunked if the result type doesn't have fixed size.
27194 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
27195 doesn't have fixed size.
27197 2016-03-16 Bin Cheng <bin.cheng@arm.com>
27199 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
27200 reporting malformed loop nest.
27202 2016-03-16 Tom de Vries <tom@codesourcery.com>
27205 * ipa-devirt.c (possible_polymorphic_call_targets): Move
27206 nodes.length () == 1 test to before first nodes[0] access.
27208 2016-03-16 Tom de Vries <tom@codesourcery.com>
27210 PR tree-optimization/68715
27211 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
27212 single_pred_p test.
27214 2016-03-16 Tom de Vries <tom@codesourcery.com>
27216 PR tree-optimization/68809
27217 * graphite-scop-detection.c (same_close_phi_node): Test if result types
27220 2016-03-16 Carlos O'Donell <carlos@redhat.com>
27221 Sandra Loosemore <sandra@codesourcery.com>
27223 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
27224 on leaf attribute. Mention ELF interposition problems.
27226 2016-03-16 Alan Modra <amodra@gmail.com>
27228 PR rtl-optimization/69195
27229 PR rtl-optimization/47992
27230 * ira.c (indirect_jump_optimize): Ignore artificial defs.
27233 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
27236 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
27238 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
27240 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
27242 2016-03-15 Jakub Jelinek <jakub@redhat.com>
27244 PR rtl-optimization/70222
27245 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
27246 optimization if mode is different from result_mode, queue up masking
27247 of the result in outer_op. Formatting fix.
27249 PR middle-end/70239
27250 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
27253 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27255 PR rtl-optimization/69032
27256 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
27257 looping backwards over basic block insns.
27259 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27262 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
27263 to non-speculative when propagating trap bits.
27265 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27267 PR rtl-optimization/63384
27268 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
27269 DEBUG_INSN_P insns.
27271 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27274 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
27275 factored out from ...
27276 (sched_analyze_insn): ... here.
27277 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
27278 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
27279 get_implicit_reg_pending_clobbers in it.
27280 (setup_id_reg_sets): Use setup_id_implicit_regs.
27281 (deps_init_id): Ditto.
27283 2016-03-15 Tom de Vries <tom@codesourcery.com>
27286 * cgraph.c (cgraph_node::get_body): Save, reset and restore
27288 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
27289 execute_function_dump.
27290 (execute_one_pass): Don't dump function if it will be dumped after ipa
27293 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
27295 * genrecog.c (match_pattern_2): If pred is NULL don't call
27296 safe_predicate_mode on it.
27298 2016-03-14 Jakub Jelinek <jakub@redhat.com>
27300 PR middle-end/70219
27301 * lra-constraints.c (delete_move_and_clobber): Change assertion
27302 to also allow dregno == 0.
27304 2016-03-14 Richard Henderson <rth@redhat.com>
27307 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
27308 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
27309 (reassociate_bb): Use optimize_vec_cond_expr; avoid
27310 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
27313 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
27316 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
27318 (lra_create_live_ranges_1): initialize hard register biggest_mode to
27320 * lra-constraints.c (split_reg): For hard regs, try to find the
27321 biggest single-register mode used in the function.
27323 2016-03-14 Richard Biener <rguenther@suse.de>
27325 PR tree-optimization/56365
27326 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
27327 constants to compare against.
27329 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
27332 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
27333 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
27334 (define_split for the GPR case): Use int_reg_operand instead of
27335 gpc_reg_operand for the output.
27337 2016-03-14 Tom de Vries <tom@codesourcery.com>
27339 PR tree-optimization/70045
27340 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
27341 create_empty_if_region_on_edge argument.
27343 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
27345 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
27346 (STACK_CHECK_PROTECT): Likewise.
27347 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
27348 (STACK_CHECK_PROTECT): Likewise.
27349 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
27350 (STACK_CHECK_PROTECT): Likewise.
27351 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
27352 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
27353 (STACK_CHECK_PROTECT): Likewise.
27355 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
27357 PR rtl-optimization/69307
27358 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
27359 registers in modes that span more than one register.
27361 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
27364 * lra-constraints.c (delete_move_and_clobber): New.
27365 (remove_inheritance_pseudos): Use it.
27367 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
27370 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
27371 the libcall is LCT_THROW.
27372 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
27373 for the checking routine.
27375 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
27378 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
27379 optimization if we have direct move.
27380 (roundu32<mode>2_fprs): Likewise.
27382 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
27385 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
27387 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
27388 Arguments swapped. All callers changed. Take reg_renumber into
27389 account, and Calculate and compare register ranges for hard regs.
27391 2016-03-11 Jeff Law <law@redhat.com>
27393 PR tree-optimization/70190
27394 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27395 Handle cases where we can not extract the taken edge, even though we
27396 found a constant value.
27398 PR tree-optimization/64058
27399 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
27400 (num_coalesce_pairs): Move up earlier in file.
27401 (find_coalesce_pair): Initialize the INDEX field for each pair
27403 (compare_pairs): No longer sort on the elements in each pair.
27404 Instead break ties with the index of the coalesce pair.
27406 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27409 * config/aarch64/aarch64-protos.h
27410 (aarch64_save_restore_target_globals): New prototype.
27411 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
27412 Call the above when popping pragma.
27413 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
27415 (aarch64_set_current_function): Rewrite using the above.
27417 2016-03-11 Jakub Jelinek <jakub@redhat.com>
27419 PR tree-optimization/70177
27420 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
27421 (extract_ops_from_tree): ... this. In the 2 argument
27422 overload remove _1 suffix.
27423 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
27424 (extract_ops_from_tree): ... this.
27425 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
27427 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
27428 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
27429 extract_ops_from_tree instead of 2 operand one.
27431 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
27433 PR tree-optimization/70013
27434 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
27435 for constant-pool entries.
27437 2016-03-11 Jakub Jelinek <jakub@redhat.com>
27439 PR rtl-optimization/70174
27440 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
27441 followed by gen_lowpart on force_reg instead of just gen_lowpart.
27443 PR tree-optimization/70169
27444 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
27445 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
27448 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
27449 Jakub Jelinek <jakub@redhat.com>
27452 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
27453 of uninitialized values.
27455 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27457 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
27459 ("*trunctddd2"): New pattern definition.
27460 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
27463 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27465 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
27466 definitions for BFP and DFP rounding modes.
27467 ("fixuns_truncdddi2", "fixuns_trunctddi2")
27468 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
27469 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
27470 ("fix_trunctf<mode>2"): Use the new constants instead of magic
27473 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27475 * config/s390/constraints.md: Adjust comment.
27476 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
27477 s390_decompose_addrstyle_without_index.
27478 * config/s390/predicates.md (shift_count_or_setmem_operand):
27479 Rename to setmem_operand.
27480 * config/s390/s390-protos.h
27481 (s390_decompose_shift_count): Rename to
27482 s390_decompose_addrstyle_without_index.
27483 * config/s390/s390.c (s390_decompose_shift_count)
27484 (s390_mem_constraint, print_shift_count_operand)
27485 (print_operand_address, print_operand): Rename
27486 s390_decompose_shift_count to
27487 s390_decompose_addrstyle_without_index and rename
27488 print_shift_count_operand to print_addrstyle_operand troughout the
27490 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
27491 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
27492 Rename shift_count_or_setmem_operand to setmem_operand.
27493 * config/s390/vx-builtins.md ("vec_insert<mode>")
27494 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
27497 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27500 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
27501 Handle overlapping retval and newval.
27503 2016-03-10 Nick Clifton <nickc@redhat.com>
27506 * config/aarch64/aarch64.c
27507 (aarch64_override_options_after_change_1): When forcing
27508 flag_omit_frame_pointer to be true, use a special value that can
27509 be detected if this function is called again, thus preventing
27510 flag_omit_leaf_frame_pointer from being forced to be false.
27512 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27514 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
27515 Set x_flag_omit_leaf_frame_pointer when handling
27516 -momit-leaf-frame-pointer.
27518 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27521 * cgraph.c (cgraph_node::dump): Dump split_part and
27522 indirect_call_target.
27523 * cgraph.h (cgraph_node): Add indirect_call_target flag.
27524 * ipa.c (has_addr_references_p): Cleanup.
27525 (is_indirect_call_target_p): New.
27526 (walk_polymorphic_call_targets): Do not mark virtuals that may be
27527 called indirectly as local.
27528 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
27530 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27533 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
27534 on cxa_pure_virtual.
27536 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27539 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
27541 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27544 * tree.c (need_assembler_name_p): Only record main variant type names.
27546 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
27549 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
27550 Always define to 0 or 1.
27551 (TARGET_FIX_ERR_A53_843419): New macro.
27552 * config/aarch64/aarch64-elf-raw.h
27553 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
27554 * config/aarch64/aarch64-linux.h: Likewise.
27555 * config/aarch64/aarch64.c
27556 (aarch64_override_options_after_change_1): Do not default
27557 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
27559 (aarch64_attributes): Handle fix-cortex-a53-843419.
27560 (aarch64_can_inline_p): Likewise.
27561 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
27563 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
27564 Jakub Jelinek <jakub@redhat.com>
27566 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
27567 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
27568 DECL_COMMONS if flag_unconstrained_commons is set.
27569 * tree-dfa.c (get_ref_base_and_extent): Likewise.
27570 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
27571 (funconstrained-commons): Document.
27573 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
27575 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
27576 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
27578 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
27580 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
27581 has a proper number of elements.
27583 2016-03-10 Alan Modra <amodra@gmail.com>
27585 PR rtl-optimization/69195
27586 PR rtl-optimization/47992
27587 * ira.c (recorded_label_ref): Delete.
27588 (update_equiv_regs): Return void.
27589 (indirect_jump_optimize): New function.
27590 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
27591 before regstat_compute_ri. Don't rebuild_jump_labels here.
27592 Delete update_regstat.
27594 2016-03-10 Richard Biener <rguenther@suse.de>
27596 PR tree-optimization/70128
27597 * tree-ssa-structalias.c (set_uids_in_ptset): Set
27598 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
27600 2016-03-09 Jakub Jelinek <jakub@redhat.com>
27602 PR tree-optimization/70152
27603 * tree-sra.c (replace_removed_params_ssa_names): Copy over
27604 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
27607 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
27608 instead of gen_sse2_loadlpd.
27609 * config/i386/sse.md (*vec_concatv2df): Rename to...
27610 (vec_concatv2df): ... this.
27612 PR tree-optimization/70127
27613 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
27615 2016-03-09 David Malcolm <dmalcolm@redhat.com>
27619 * diagnostic-show-locus.c (compatible_locations_p): New function.
27620 (layout::layout): Sanitize ranges using compatible_locations_p.
27622 2016-03-09 David Malcolm <dmalcolm@redhat.com>
27626 * diagnostic-show-locus.c (layout_range::layout_range): Replace
27627 location_range param with three const expanded_locations * and a
27629 (layout::layout): Replace call to
27630 rich_location::lazily_expand_location with get_expanded_location.
27631 Extract the range and perform location expansion here, passing
27632 the results to the layout_range ctor.
27633 * diagnostic.c (source_range::debug): Delete.
27634 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
27635 of rich_location::get_expanded_location.
27636 * gcc-rich-location.c (get_range_for_expr): Delete.
27637 (gcc_rich_location::add_expr): Reimplement to avoid the
27638 rich_location::add_range overload that took a location_range,
27639 passing a location_t instead.
27641 2016-03-09 Richard Biener <rguenther@suse.de>
27642 Jakub Jelinek <jakub@redhat.com>
27644 PR tree-optimization/70138
27645 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
27646 Also skip vect_double_reduction_def.
27648 2016-03-09 Jakub Jelinek <jakub@redhat.com>
27651 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
27652 if the operand is "m".
27654 2016-03-09 Nathan Sidwell <nathan@acm.org>
27656 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
27658 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27660 * config/i386/i386.c (processor_target_table): Fix cost table
27661 intialization order for znver1.
27663 2016-03-08 Jakub Jelinek <jakub@redhat.com>
27665 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
27666 - becuase -> because.
27667 * ipa-reference.c (ignore_module_statics): Likewise.
27668 * cgraph.c (cgraph_node::get_body): Likewise.
27669 * ipa-inline.c (early_inliner): Likewise.
27670 * ipa-devirt.c (types_same_for_odr): Likewise.
27671 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
27672 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
27674 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27676 * tree-ssa-math-opts.c: Fix typo in comment.
27678 2016-03-08 Jakub Jelinek <jakub@redhat.com>
27681 * config/i386/i386.c (scalar_chain::make_vector_copies,
27682 scalar_chain::convert_reg): Call end_sequence in between
27683 get_insns and emit_conversion_insns rather than after both
27686 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
27689 * config/i386/i386.h (machine_function): Add
27690 pc_thunk_call_expanded flag.
27691 (ix86_pc_thunk_call_expanded): New define.
27692 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
27693 (*set_got): Rename insn pattern from set_got.
27694 (*set_got_labelled): Rename inst pattern from set_got_labelled.
27695 * config/i386/i386.c (ix86_compute_frame_layout): Use
27696 ix86_pc_thunk_call_expanded to prevent red-zone.
27698 2016-03-07 Martin Jambor <mjambor@suse.cz>
27700 * hsa.h (hsa_get_ctor_statements): Declare.
27701 (hsa_get_dtor_statements): Likewise.
27702 (hsa_get_kernel_dispatch_type): Likewise.
27703 * hsa.c (hsa_get_ctor_statements): New function.
27704 (hsa_get_dtor_statements): Likewise.
27705 (hsa_get_kernel_dispatch_type): Likewise.
27706 * hsa-brig.c (hsa_cdtor_statements): Removed.
27707 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
27708 hsa_get_dtor_statements.
27709 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
27710 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
27712 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
27714 * config/arm/arm-cores.def (cortex-r8): New.
27715 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
27716 * config/arm/arm-tune.md: Likewise.
27717 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
27719 2016-03-07 Martin Sebor <msebor@redhat.com>
27721 PR rtl-optimization/19705
27722 * doc/invoke.texi (Options That Control Optimization): Clarify
27723 -fno-branch-count-reg.
27725 2016-02-26 Richard Biener <rguenther@suse.de>
27726 Jeff Law <law@redhat.com>
27728 PR tree-optimization/69740
27729 * cfghooks.c (remove_edge): Request loop fixups if we delete
27730 an edge that might turn an irreducible loop into a natural
27732 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
27733 Move after definition of loops_state_clear.
27735 2016-03-07 Bin Cheng <bin.cheng@arm.com>
27737 PR rtl-optimization/69052
27738 * rtlanal.c (commutative_operand_precedence): Set higher precedence
27741 2016-03-07 Tom de Vries <tom@codesourcery.com>
27743 PR tree-optimization/70116
27744 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
27745 is_tm_ending stmts and ubsan/asan internal functions.
27746 (find_duplicate): Use it. Don't test is_tm_ending here.
27748 2016-03-07 Richard Biener <rguenther@suse.de>
27750 PR tree-optimization/70115
27751 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
27752 (propagate_constants_for_unrolling): Use replace_uses_by.
27754 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
27756 PR middle-end/69916
27757 * omp-low.c (struct oacc_loop): Add ifns.
27758 (new_oacc_loop_raw): Initialize it.
27759 (finish_oacc_loop): Clear mask & flags if no ifns.
27760 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
27761 (oacc_loop_xform_loop): Add ifns arg & adjust.
27762 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
27764 2016-03-07 Richard Henderson <rth@redhat.com>
27767 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
27768 (insert_value_copy_on_edge): Likewise.
27770 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27772 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
27774 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27777 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
27779 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
27781 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
27783 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
27785 Fix sseimul type attribute.
27786 * config/i386/znver1.md
27787 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
27788 znver1_sseimul_avx256_load) : Fix the type attribute.
27789 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
27790 pipe usage and latency.
27792 2016-03-05 Jakub Jelinek <jakub@redhat.com>
27795 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
27796 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
27799 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
27802 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
27804 PR rtl-optimization/69941
27805 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
27806 the reg share its mode.
27808 2016-03-04 Jeff Law <law@redhat.com>
27810 PR tree-optimization/69196
27811 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27812 If the both SSA_NAMEs are anonymous, then consider them unassociated
27813 and include the PHI in the statement count.
27815 2016-03-05 Tom de Vries <tom@codesourcery.com>
27817 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
27818 construct in oacc routine. Check for oacc region in oacc routine.
27820 2016-03-04 Jakub Jelinek <jakub@redhat.com>
27823 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
27824 2016-02-22 changes, instead don't recurse if RECUR is already true.
27825 Don't change *dynamic_check if RECUR. Adjust recursive caller
27826 to pass true to the new argument.
27827 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
27830 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
27831 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
27833 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
27835 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
27837 PR rtl-optimization/57676
27838 * lra-assigns.c (lra_assign): Guard test for maximum iterations
27839 with flag_checking.
27841 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
27843 * tree-vect-patterns.c (search_type_for_mask): Handle
27844 comparison of booleans.
27846 2016-03-04 Jakub Jelinek <jakub@redhat.com>
27848 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
27852 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
27853 all other ops that have dw_val_class_die_ref operands,
27854 and DW_OP_GNU_entry_value.
27856 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27858 PR rtl-optimization/69904
27859 * config/arm/arm.c (arm_cannot_copy_insn_p):
27860 Return true for load-exclusive instructions.
27862 2016-03-03 Jakub Jelinek <jakub@redhat.com>
27865 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
27866 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
27867 the pattern no matter if it is used just by non-pattern, pattern
27869 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
27870 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
27871 oprnd1 def_stmt is in pattern, don't look through it.
27873 2016-03-03 Marek Polacek <polacek@redhat.com>
27875 PR middle-end/70050
27876 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
27878 2016-03-03 Martin Liska <mliska@suse.cz>
27880 PR tree-optimization/70043
27881 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
27882 previous statement if we see a debug statement.
27884 2016-03-03 Richard Biener <rguenther@suse.de>
27886 PR tree-optimization/55936
27887 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
27888 parameter and guard unsafe equivalence use.
27889 (vrp_evaluate_conditional_warnv_with_ops): Always use
27890 safe equivalences but not via the quadratic compare_names
27893 2016-03-03 Michael Collison <michael.collison@linaro.org>
27896 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
27897 for operand 1 to s_register_operand. Change predicate for operand
27898 2 to arm_not_immediate_operand.
27900 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
27902 * doc/tm.texi: Regenerated.
27904 2016-03-02 Richard Henderson <rth@redhat.com>
27907 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
27908 simplification when all args are positive non-fixed registers.
27910 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27912 * target.def (lra_p): Specify that new ports should use LRA.
27914 2016-03-02 Jakub Jelinek <jakub@redhat.com>
27917 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
27918 gimplify_type_sizes the type they refer to.
27919 (omp_notice_variable): Handle reference vars to VLAs.
27920 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
27921 reference to VLA decls in the second pass instead of first pass.
27923 2016-03-02 Tom de Vries <tom@codesourcery.com>
27925 PR tree-optimization/68659
27926 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
27927 new_expr == NULL_TREE.
27928 (get_new_name): Handle ADDR_EXPR.
27930 2016-03-02 Bin Cheng <bin.cheng@arm.com>
27932 PR rtl-optimization/69052
27933 * loop-invariant.c (canonicalize_address): New function.
27934 (inv_can_prop_to_addr_use): Check validity of address expression
27935 which is canonicalized by above function.
27937 2016-03-02 Alan Modra <amodra@gmail.com>
27940 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
27943 2016-03-02 Jakub Jelinek <jakub@redhat.com>
27946 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
27947 (*movhi_internal): Put mask moves from and to memory separately
27948 from moves from/to GPRs.
27950 2016-03-02 Richard Biener <rguenther@suse.de>
27952 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
27953 GENERIC expressions in GIMPLE.
27955 2016-03-02 Richard Biener <rguenther@suse.de>
27957 * config/i386/i386.c (type_natural_mode): Fix typo.
27959 2016-03-02 Nick Clifton <nickc@redhat.com>
27961 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
27963 2016-03-02 Richard Biener <rguenther@suse.de>
27964 Uros Bizjak <ubizjak@gmail.com>
27967 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
27969 2016-03-02 Richard Biener <rguenther@suse.de>
27971 PR middle-end/67278
27972 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
27974 2016-03-02 Marek Polacek <polacek@redhat.com>
27977 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
27978 "is promoted to" warning.
27980 2016-03-01 DJ Delorie <dj@redhat.com>
27982 * config.gcc: Deprecate mep-*.
27984 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
27986 PR middle-end/70025
27987 * lra-constraints.c (regno_val_use_in): New.
27988 (match_reload): Use it instead of regno_use_in.
27990 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
27992 PR rtl-optimization/70007
27993 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
27994 references present in REG_EQUAL notes attached to non-SET patterns.
27996 2016-03-01 Jeff Law <law@redhat.com>
27998 PR tree-optimization/69196
27999 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28000 Appropriately clamp the number of statements to copy when the
28001 thread path does not traverse a loop backedge.
28003 PR tree-optimization/69196
28004 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28005 Do count some PHIs in the thread path against the insn count. Decrease
28006 final statement count by one as the control statement in the last
28007 block will get removed. Remove special cased code for handling PHIs
28010 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
28013 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
28014 asm dialect alternatives to explicit GOTPCREL calls.
28016 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
28019 * ira.c (do_reload): Issue warning for generic stack checking here...
28020 * reload1.c (reload): ...instead of here and streamline it.
28022 2016-03-01 Nick Clifton <nickc@redhat.com>
28024 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
28026 2016-03-01 Richard Biener <rguenther@suse.de>
28028 PR tree-optimization/69983
28029 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
28030 types and fall back to operand_equal_p.
28032 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28035 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28037 * config/s390/constraints.md ("jm8"): New constraint.
28038 * config/s390/predicates.md ("const_int_8bitset_operand"): New
28040 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
28042 ("*setmem_long<setmem_and>"): New pattern.
28043 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
28045 ("*setmem_long_31z<setmem_and>"): New pattern.
28046 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
28047 New substitution rules with the required attributes.
28050 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28053 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28055 * gensupport.c (process_substs_on_one_elem): Split loop to
28056 complete mark_operands_used_in_match_dup on all expressions in the
28058 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28059 and remove function.
28061 2016-03-01 Richard Biener <rguenther@suse.de>
28063 PR middle-end/70022
28064 * fold-const.c (fold_indirect_ref_1): Fix range checking for
28065 vector BIT_FIELD_REF extract.
28067 2016-03-01 Richard Biener <rguenther@suse.de>
28069 PR tree-optimization/69994
28070 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
28072 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
28074 PR tree-optimization/69956
28075 * tree-vect-stmts.c (supportable_widening_operation): Support
28076 multi-step conversion of boolean vectors.
28077 (supportable_narrowing_operation): Likewise.
28079 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28081 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
28084 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28086 * config/s390/subst.md (DSI_VI): New mode iterator.
28087 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
28088 * config/s390/vector.md ("vec_set<mode>"): Move expander before
28089 the insn definition.
28090 ("*vec_set<mode>"): Change predicate and add alternative to
28091 support only either register or const_int operands as element
28093 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
28095 ("vec_extract<mode>"): New expander.
28096 ("*vec_extract<mode>"): New insn definition supporting reg and
28097 const_int element selectors.
28098 ("*vec_extract<mode>_plus"): New insn definition supporting
28099 reg+const_int element selectors.
28100 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
28101 following expander+insn definition.
28102 ("<vec_shifts_name><mode>3"): New expander.
28103 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
28105 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28107 * config/s390/s390.md ("*tabort_1"): Change predicate to
28108 nonmemory_operand. Add a second alternative to cover
28109 register as well as const int operands.
28110 ("*tabort_1_plus"): New pattern definition.
28112 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28114 * config/s390/s390.md ("*ashrdi3_cc_31")
28115 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
28116 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
28117 Merge insn definitions into ...
28118 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28119 New pattern definition.
28120 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
28121 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
28122 ("*ashr<mode>3_and"): Merge insn definitions into ...
28123 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28124 New pattern definition.
28125 * config/s390/subst.md ("addr_style_op_cc_subst")
28126 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
28127 substitutions patterns plus attributes.
28128 Add ashiftrt to SUBST iterator.
28130 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28132 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
28133 op2 to nonmemory_operand.
28134 ("*<shift>di3_31", "*<shift>di3_31_and"):
28135 Merge into single pattern definition ...
28136 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
28137 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
28138 pattern definition ...
28139 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
28140 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
28143 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28145 * config/s390/predicates.md (const_int_6bitset_operand): New
28147 * config/s390/s390.md: Include subst.md.
28148 ("rotl<mode>3"): New expander.
28149 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
28151 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
28152 * config/s390/subst.md: New file.
28154 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28156 * config/s390/s390.md ("op_type", "atype", "length" attributes):
28157 Remove RRR type. It doesn't really exist.
28158 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
28160 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
28161 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
28162 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
28163 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
28164 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
28165 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
28166 `enabled' attribute.
28168 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28170 * gensupport.c (process_substs_on_one_elem): Split loop to
28171 complete mark_operands_used_in_match_dup on all expressions in the
28173 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28174 and remove function.
28176 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28179 * config/sparc/sparc.c (NWORDS_UP): Rename to...
28180 (CEIL_NWORDS): ...this. Use CEIL macro.
28181 (compute_fp_layout): Adjust to above renaming.
28182 (function_arg_union_value): Likewise.
28183 (sparc_arg_partial_bytes): Likewise.
28184 (sparc_function_arg_advance): Likewise.
28186 2016-02-29 Jeff Law <law@redhat.com>
28188 PR tree-optimization/70005
28189 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
28190 where an object with a boolean range is compared against a value
28193 PR tree-optimization/69999
28194 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
28195 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
28198 2016-02-29 Richard Biener <rguenther@suse.de>
28200 PR tree-optimization/69994
28201 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
28202 (get_unary_op): Look through nop conversions.
28203 (ops_equal_values_p): New function, look for equality diregarding
28205 (eliminate_plus_minus_pair): Use ops_equal_values_p
28206 (repropagate_negates): Do not use get_unary_op here.
28208 2016-02-29 Martin Liska <mliska@suse.cz>
28210 * system.h: Poison ENABLE_CHECKING macro.
28212 2016-02-29 Martin Liska <mliska@suse.cz>
28214 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
28215 is presented in dump flags.
28216 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
28217 (hsa_regalloc): Likewise.
28219 2016-02-19 Richard Biener <rguenther@suse.de>
28221 PR tree-optimization/69980
28222 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
28223 permutation of those we need to keep.
28225 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28228 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
28229 (NWORDS_UP): ...this
28230 (init_cumulative_args): Minor tweaks.
28231 (sparc_promote_function_mode): Likewise.
28232 (scan_record_type): Delete.
28233 (traverse_record_type): New function template.
28234 (classify_data_t): New structure type.
28235 (classify_registers): New inline function.
28236 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
28237 exhausted. Instantiate traverse_record_type on classify_registers and
28238 deal with the case of a structure passed in slot #15 with no FP field
28240 (assign_data_t): New structure type.
28241 (compute_int_layout): New static function.
28242 (compute_fp_layout): Likewise.
28243 (count_registers): New inline function.
28244 (assign_int_registers): New static function.
28245 (assign_fp_registers): Likewise.
28246 (assign_registers): New inline function.
28247 (function_arg_record_value_1): Delete.
28248 (function_arg_record_value_2): Likewise.
28249 (function_arg_record_value_3): Likewise.
28250 (function_arg_record_value): Adjust to above changes. Instantiate
28251 traverse_record_type on count_registers to first count the number of
28252 registers to be used and then on assign_registers to assign them.
28253 (function_arg_union_value): Adjust to above renaming.
28254 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
28255 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
28256 case of a structure passed in slot #15
28257 (sparc_function_arg_advance): Likewise.
28258 (function_arg_padding): Minor tweak.
28260 2016-02-29 Richard Biener <rguenther@suse.de>
28262 PR tree-optimization/69720
28263 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
28264 the adjustment_def path for possibly vectorized defs.
28265 (vect_create_epilog_for_reduction): Handle vectorized initial
28268 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
28270 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
28272 2016-02-27 Jeff Law <law@redhat.com>
28275 2016-02-26 Richard Biener <rguenther@suse.de>
28276 Jeff Law <law@redhat.com>
28278 PR tree-optimization/69740
28279 * cfghooks.c (remove_edge): Request loop fixups if we delete
28280 an edge that might turn an irreducible loop into a natural
28283 2016-02-27 Jakub Jelinek <jakub@redhat.com>
28285 PR rtl-optimization/69896
28286 * tree-vect-generic.c (get_compute_type): Avoid single element
28289 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
28291 Rename the AArch64 tuning option and related functions to enable the
28292 Newton series for the reciprocal square root to reflect its
28293 approximative characteristic.
28295 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
28296 function to "aarch64_emit_approx_rsqrt".
28297 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
28298 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
28299 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
28300 (xgene1_tunings): Likewise.
28301 (use_rsqrt_p): Likewise.
28302 (aarch64_emit_swrsqrt): Use new function name.
28303 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
28304 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
28305 text explaining this option.
28306 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
28308 2016-02-26 Jakub Jelinek <jakub@redhat.com>
28311 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
28312 complain about -mallow-movmisalign without -mvsx if
28313 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
28315 2016-02-26 Joel Sherrill <joel@rtems.org>
28317 * config.gcc: Add x86_64-*-rtems*.
28318 * config/i386/rtems-64.h: New file.
28320 2016-02-26 Joel Sherrill <joel@rtems.org>
28322 * config.gcc: Add aarch64-*-rtems*.
28323 * config/aarch64/rtems.h: New file.
28325 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
28328 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
28329 shift amount using %h. Add comment.
28331 2016-02-26 Richard Biener <rguenther@suse.de>
28332 Jeff Law <law@redhat.com>
28334 PR tree-optimization/69740
28335 * cfghooks.c (remove_edge): Request loop fixups if we delete
28336 an edge that might turn an irreducible loop into a natural
28339 2016-02-26 Martin Jambor <mjambor@suse.cz>
28341 PR middle-end/69920
28342 * tree-sra.c (sra_modify_assign): Do not remove loads of
28343 uninitialized aggregates to SSA_NAMEs.
28345 2016-02-26 Richard Henderson <rth@redhat.com>
28348 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
28349 pseudo in case the target rtx matches the source of the left
28352 2016-02-26 Martin Jambor <mjambor@suse.cz>
28355 * hsa.h (hsa_type_packed_p): Declare.
28356 * hsa.c (hsa_type_packed_p): New function.
28357 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
28359 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
28360 * hsa-brig.c (emit_basic_insn): Likewise.
28362 2016-02-26 Martin Jambor <mjambor@suse.cz>
28365 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
28367 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
28369 2016-02-26 Martin Jambor <mjambor@suse.cz>
28371 * hsa.h (is_a_helper): New overload for hsa_op_immed for
28372 hsa_op_with_type operands.
28373 (hsa_unsigned_type_for_type): Declare.
28374 * hsa.c (hsa_unsigned_type_for_type): New function.
28375 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
28376 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
28377 the finalizer. Do not emit extra move.
28379 2016-02-26 Martin Jambor <mjambor@suse.cz>
28381 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
28382 atomic operations in private segment.
28384 2016-02-26 Martin Jambor <mjambor@suse.cz>
28386 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
28387 statements to wi->info. Also disallow omp simd constructs.
28388 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
28389 for not gridifying. Dump special string for omp_for.
28391 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28394 * config/aarch64/aarch64.c (aarch64_set_current_function):
28395 Save/restore target globals when switching to
28396 target_option_default_node.
28398 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28401 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
28402 Return 0 if !SHIFT_COUNT_TRUNCATED.
28404 2016-02-26 Jakub Jelinek <jakub@redhat.com>
28405 Eric Botcazou <ebotcazou@adacore.com>
28407 PR rtl-optimization/69891
28408 * dse.c (scan_insn): If we can't figure out memset arguments
28409 or they are non-constant, call clear_rhs_from_active_local_stores.
28411 2016-02-26 Martin Liska <mliska@suse.cz>
28413 * doc/extend.texi: Mention clog10, clog10f an clog10l
28414 in Builtins section.
28416 2016-02-26 Martin Liska <mliska@suse.cz>
28418 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
28420 (resolve_args_picking_1): Likewise.
28421 * dwarf2out.h (struct GTY): Likewise.
28423 2016-02-26 Martin Liska <mliska@suse.cz>
28425 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
28426 with flag_checking.
28427 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
28429 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
28430 Martin Liska <mliska@suse.cz>
28432 * doc/install.texi: Mention --enable-valgrind-annotations.
28434 2016-02-26 Richard Biener <rguenther@suse.de>
28436 PR tree-optimization/69551
28437 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
28438 looking through aliases adjust DECL_PT_UID to refer to the
28439 ultimate alias target.
28441 2016-02-25 Martin Liska <mliska@suse.cz>
28443 PR middle-end/69919
28444 * alloc-pool.c (after_memory_report): New variable.
28445 * alloc-pool.h (base_pool_allocator ::release): Do not use
28446 the infrastructure if after_memory_report.
28447 * toplev.c (toplev::main): Mark after memory report.
28449 2016-02-25 Richard Biener <rguenther@suse.de>
28451 PR tree-optimization/48795
28452 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
28454 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
28457 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
28458 offloading is enabled and -fopenacc or -fopenmp is specified.
28459 (CRTOFFLOADEND): Likewise.
28460 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
28461 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
28462 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
28463 (offload_objects_file_name): New static var.
28464 (tool_cleanup): Remove offload_objects_file_name file.
28465 (find_offloadbeginend): Replace with ...
28466 (find_crtoffloadtable): ... this.
28467 (run_gcc): Remove offload_argc and offload_argv.
28468 Get offload_objects_file_name from -foffload-objects=... option.
28469 Read names of object files with offload from this file, pass them to
28470 compile_images_for_offload_targets. Don't call find_offloadbeginend and
28471 don't pass offloadbegin and offloadend to the linker. Don't pass
28472 offload non-LTO files to the linker, because now they're not claimed.
28474 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
28477 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28478 on builtin_unreachable.
28480 2016-02-25 Jakub Jelinek <jakub@redhat.com>
28482 PR rtl-optimization/69896
28483 * regcprop.c: Include cfgrtl.h.
28484 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
28485 than remembered mode, either delete it (if noop_move_p), or
28486 treat like copy_p but not noop_p instruction.
28488 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28491 * dwarf2out.c (gen_variable_die): Work around buggy LTO
28492 - allow NULL decl for Fortran DW_TAG_common_block variables.
28494 2016-02-24 Jason Merrill <jason@redhat.com>
28496 * common.opt (flifetime-dse): Add -flifetime-dse=1.
28498 2016-02-24 Richard Biener <rguenther@suse.de>
28499 Jakub Jelinek <jakub@redhat.com>
28501 PR middle-end/69760
28502 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
28503 conditionally executed ops to well-defined overflow behavior.
28505 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28507 PR middle-end/69915
28508 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
28511 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28513 PR rtl-optimization/69886
28514 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
28515 argument. Use it when checking validity of set instructions.
28516 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
28517 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
28519 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
28520 * store-motion.c (find_moveable_store): Update
28521 can_assign_to_reg_without_clobbers_p callsite.
28523 2016-02-24 Richard Biener <rguenther@suse.de>
28525 PR middle-end/68963
28526 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
28528 (record_nonwrapping_iv): Do not fall back to the low/high bound
28529 for non-constant IV bases if the stmt is not always executed.
28531 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28533 * config/arm/arm-cores.def (cortex-a32): New entry.
28534 * config/arm/arm-tables.opt: Regenerate.
28535 * config/arm/arm-tune.md: Regenerate.
28536 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
28537 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
28538 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
28539 for -mcpu and -mtune.
28541 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28544 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
28545 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
28546 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
28547 (atomic_loaddi_1): Delete.
28548 (atomic_loaddi): Rewrite expander using the above changes.
28550 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28553 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
28556 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28557 Richard Biener <rguenth@suse.de>
28559 PR middle-end/69909
28560 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
28561 set_mem_attributes if tem is SSA_NAME which got expanded
28564 2016-02-24 Richard Biener <rguenther@suse.de>
28566 PR tree-optimization/69907
28567 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
28568 end of permutations for BB vectorization.
28570 2016-02-24 Christian Bruel <christian.bruel@st.com>
28572 * config/arm/arm-c.c (arm_option_override): Initialize
28573 target_option_current_node.
28574 * config/arm/arm.c (arm_pragma_target_parse): Replace
28575 build_target_option_node call by target_option_current_node.
28576 Set target_option_current_node.
28579 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
28582 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
28583 define_insn_and_split to define_insn.
28584 (zero_extendqi<mode>2_dot2): Same.
28585 (extendqi<mode>2_dot): Same.
28586 (extendqi<mode>2_dot2): Same.
28588 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
28590 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
28591 and add bypass for AES{D,E} and AESMC pairs.
28592 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
28595 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
28597 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
28598 series for reciprocal square root in Exynos M1.
28600 2016-02-23 Martin Sebor <msebor@redhat.com>
28603 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
28604 __builtin_alloca_with_align.
28606 2016-02-23 Richard Henderson <rth@redhat.com>
28608 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
28609 (ix86_register_pragmas): Remove __seg_tls.
28610 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
28611 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
28612 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
28613 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
28614 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
28615 * doc/extend.texi (__seg_tls): Remove item.
28617 2016-02-23 Richard Biener <rguenther@suse.de>
28619 * alloc-pool.h (struct allocation_object): Make id member
28620 conditional on CHECKING_P again.
28621 (get_instance): Adjust.
28622 (base_pool_allocator): Likewise.
28624 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
28626 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
28627 (parallelize_loops): In OpenACC kernels mode, set n_threads to
28629 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
28631 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
28633 2016-02-23 Richard Biener <rguenther@suse.de>
28635 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
28636 * bitmap.h (struct bitmap_usage): Likewise.
28637 (bitmap_move): Declare.
28638 * bitmap.c (register_overhead): Take size_t argument.
28639 (bitmap_move): New function.
28640 * df-problems.c (df_rd_transfer_function): Use bitmap_move
28641 to properly account overhead.
28642 * tree.c (free_node): Use tree_size.
28644 2016-02-23 Jakub Jelinek <jakub@redhat.com>
28647 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
28648 when inverting comparison.
28651 * common.opt (Wunreachable-code): Add Warning flag.
28653 2016-02-23 Mark Wielaard <mjw@redhat.com>
28654 Jakub Jelinek <jakub@redhat.com>
28657 * cgraphunit.c (check_global_declaration): Check main_input_filename
28658 and DECL_SOURCE_FILE are not NULL.
28660 2016-02-23 Martin Jambor <mjambor@suse.cz>
28662 PR tree-optimization/69666
28663 * tree-sra.c (sra_modify_assign): Do not attempt to create
28664 default_def replacements for unscalarizable regions.
28666 2016-02-20 Mark Wielaard <mjw@redhat.com>
28669 * cgraphunit.c (check_global_declaration): Check level of
28670 warn_unused_const_variable and main_input_filename.
28671 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
28672 (-Wunused-variable): For C implies -Wunused-const-variable=1.
28673 (-Wunused-const-variable): Explain levels 1 and 2.
28675 2016-02-22 Jakub Jelinek <jakub@redhat.com>
28678 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
28679 identical arguments. Formatting and spelling fixes.
28682 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
28687 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
28688 and m68k-devices.def.
28689 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
28690 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
28692 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
28694 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
28695 and HImode registers.
28697 2016-02-22 Richard Biener <rguenther@suse.de>
28699 PR tree-optimization/69882
28700 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
28701 preserve permutations present because of gaps.
28702 (vect_supported_load_permutation_p): Always continue checking
28703 permutations after vect_attempt_slp_rearrange_stmts.
28705 2016-02-22 Bin Cheng <bin.cheng@arm.com>
28707 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
28708 min_profitable_estimate, rather than min_profitable_iters.
28710 2016-02-22 Jakub Jelinek <jakub@redhat.com>
28713 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
28714 SImode for last match_operand.
28716 2016-02-22 Martin Liska <mliska@suse.cz>
28718 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
28719 return bitsize - 1 as the return value.
28721 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
28725 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
28726 Handle negative shift counts.
28727 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
28728 force_reg on the shift constant.
28729 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
28730 (lshrsi3_d): Handle negative shift counts.
28732 2016-02-22 Richard Biener <rguenther@suse.de>
28733 Tom de Vries <tom@codesourcery.com>
28735 * graph.c: Include dumpfile.h.
28736 (print_graph_cfg): Split into three overloads.
28737 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
28739 2016-02-22 Tom de Vries <tom@codesourcery.com>
28741 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
28744 2016-02-22 Richard Biener <rguenther@suse.de>
28747 * ipa-inline-transform.c (inline_call): When not updating
28748 overall summaries adjust self size by the growth estimate.
28749 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
28750 hash-set, do not update overall summaries here. Renamed from ...
28751 (inline_to_all_callers): ... this which is now wrapping the
28752 above and performing delayed overall summary update.
28753 (early_inline_small_functions): Delay updating of the overall
28756 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
28758 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
28761 2016-02-19 Jakub Jelinek <jakub@redhat.com>
28764 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
28765 :%* in %:gt() argument.
28766 (greater_than_spec_func): Adjust for expecting only numbers,
28767 if there are more than two numbers, compare the last two.
28769 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
28771 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
28772 -Wnarrowing with -std.
28774 2016-02-19 Jakub Jelinek <jakub@redhat.com>
28777 * expr.c (store_field): Don't use bit-field path if exp is
28778 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
28779 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
28780 and the assignment can be performed by bitwise copy. Formatting
28783 PR middle-end/69838
28784 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
28785 call copy_reg_eh_region_note_forward on before and/or after sequences
28786 and remove note from insn if it no longer can throw.
28789 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
28790 if TARGET_AVX512BW.
28792 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28794 * config/s390/vector.md: Add missing commutative operand markers
28795 to the patterns which qualify for one.
28796 * config/s390/vx-builtins.md: Likewise.
28798 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28800 * config/s390/vector.md (VI, VI_QHS): Add single element vector
28801 types to mode iterators.
28802 (vec_double): ... and mode attribute.
28803 * config/s390/vx-builtins.md (non_vec_int): Likewise.
28805 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28807 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
28808 Change the predicate of op2 from nonimmediate to general and let
28809 reload fix it if necessary.
28811 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28813 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
28815 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28817 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
28820 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28822 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
28823 * config/s390/s390.c (s390_expand_vec_movstr): New function.
28824 * config/s390/s390.md ("movstr<P:mode>"): Call
28825 s390_expand_vec_movstr.
28827 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28829 * config/s390/s390.md: Add missing output modifier for operand 1
28830 to print it as address properly.
28832 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28834 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
28835 * config/s390/2964.md: New file.
28836 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
28837 of insn grouping attributes depending on the CPU level.
28838 (s390_get_unit_mask): New function.
28839 (s390_sched_score): Remove the OOO from the scheduling macros.
28840 Add loop to calculate a score for the instruction mix.
28841 (s390_sched_reorder): Likewise plus improve debug output.
28842 (s390_sched_variable_issue): Rename macros as above. Calculate
28843 the unit distances after actually scheduling an insn. Improve
28845 (s390_sched_init): Clear last_scheduled_unit_distance array.
28846 * config/s390/s390.md: Include 2964.md.
28848 2016-02-18 Jakub Jelinek <jakub@redhat.com>
28851 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
28852 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
28853 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
28854 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
28855 *avx512f_<code>v8div16qi2_mask_1): New insns.
28857 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
28860 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
28863 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
28864 earlyclobber from target. Use wF constraint for fused memory
28866 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
28868 2016-02-18 Jakub Jelinek <jakub@redhat.com>
28869 Martin Liska <mliska@suse.cz>
28872 * cfgexpand.c (asan_sanitize_stack_p): New function.
28873 (partition_stack_vars): Use the function.
28874 (expand_stack_vars): Likewise.
28875 (defer_stack_allocation): Likewise.
28876 (expand_used_vars): Likewise.
28878 2016-02-18 Richard Biener <rguenther@suse.de>
28880 PR middle-end/69553
28881 * fold-const.c (operand_equal_p): Properly compare offsets for
28882 IMAGPART_EXPR and ARRAY_REF.
28884 2016-02-18 Nick Clifton <nickc@redhat.com>
28888 * config/arm/arm.c (arm_option_override_internal): Disable
28889 interworking if the target does not support thumb instructions.
28890 (arm_reload_in_hi): Handle the case where a register to register
28891 move needs reloading because there is no simple pattern to handle
28893 (arm_reload_out_hi): Likewise.
28895 2016-02-18 Richard Biener <rguenther@suse.de>
28897 PR middle-end/69854
28898 * match.pd: Don't use fold_binary or fold_unary for folding
28901 2016-02-17 Jakub Jelinek <jakub@redhat.com>
28904 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
28905 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
28906 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
28907 warn on gimple_no_warning_p statements.
28909 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
28911 * doc/extend.texi (C++ Attributes): Correct description of
28912 warn_unused type attribute.
28914 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28916 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
28917 correct instruction.
28919 2016-02-17 Richard Biener <rguenther@suse.de>
28921 PR rtl-optimization/69609
28922 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
28923 (find_traces_1_round): When ending a trace update cached priority
28925 (bb_to_key): Use cached priority when available.
28926 (copy_bb): Initialize cached priority.
28927 (reorder_basic_blocks_software_trace_cache): Likewise.
28929 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28932 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
28934 (aarch64_comparison_operator): Break overly long line into two.
28935 (aarch64_comparison_operation): Likewise.
28936 * config/aarch64/aarch64.md (cstorecc4): Use
28937 aarch64_comparison_operator_mode instead of
28938 aarch64_comparison_operator.
28939 (cstore<mode>4): Likewise.
28940 (aarch64_cstore<mode>): Likewise.
28941 (*cstoresi_insn_uxtw): Likewise.
28942 (cstore<mode>_neg): Likewise.
28943 (*cstoresi_neg_uxtw): Likewise.
28945 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28948 * config/arm/predicates.md (arm_comparison_operator_mode):
28950 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
28951 instead of arm_comparison_operator.
28952 (*mov_negscc): Likewise.
28953 (*mov_notscc): Likewise.
28954 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
28955 (*thumb2_mov_negscc): Likewise.
28956 (*thumb2_mov_negscc_strict_it): Likewise.
28957 (*thumb2_mov_notscc): Likewise.
28958 (*thumb2_mov_notscc_strict_it): Likewise.
28960 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
28962 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
28963 Add missing return.
28965 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
28967 * config/visium/visium.c (machine_libfunc_index): New enum.
28968 (machine_libfuncs): New structure.
28969 (visium_libfuncs): New static variable.
28970 (TARGET_INIT_LIBFUNCS): Define to...
28971 (visium_init_libfuncs): ...this. New function.
28972 (expand_block_move_4): Use the appropriate libfunc.
28973 (expand_block_move_2): Likewise.
28974 (expand_block_move_1): Likewise.
28975 (expand_block_set_4): Likewise.
28976 (expand_block_set_2): Likewise.
28977 (expand_block_set_1): Likewise.
28978 (visium_trampoline_init): Likewise.
28980 2016-02-17 Nick Clifton <nickc@redhat.com>
28982 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
28983 TI's devices.csv file as of March 2016.
28985 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
28988 * opts-global.c (handle_common_deferred_options): Introduce and
28989 initialize two global variables to remember command-line options
28990 specifying a stack-limiting register.
28991 * opts.h: Add extern declarations of the two new global variables.
28992 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
28993 variable based on the values of the two new global variables.
28995 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28998 * common.opt (Wnonnull-compare): New warning.
28999 * doc/invoke.texi (-Wnonnull): Remove text about comparison
29000 of arguments against NULL.
29001 (-Wnonnull-compare): Document.
29002 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
29003 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
29004 * passes.def (pass_warn_nonnull_compare): Add.
29005 * gimple-ssa-nonnull-compare.c: New file.
29007 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29009 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
29010 AARCH64_EXTRA_TUNE_RECIP_SQRT.
29012 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29014 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
29015 reciprocal sqrt for -mlow-precision-recip-sqrt.
29017 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29018 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29020 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
29021 always use lane loads to construct non-constant vectors.
29023 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29025 * config/aarch64/aarch64.md
29026 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
29027 constraints for operand 3.
29028 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
29030 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29031 Richard Biener <rguenther@suse.de>
29033 PR tree-optimization/69820
29034 * tree-vect-patterns.c (type_conversion_p): Return false if
29035 *orig_type is unsigned single precision or boolean.
29036 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
29039 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29041 PR rtl-optimization/69764
29042 PR rtl-optimization/69771
29043 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
29044 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
29046 2016-02-16 Richard Biener <rguenther@suse.de>
29048 PR tree-optimization/69776
29049 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
29051 (indirect_refs_may_alias_p): Likewise.
29052 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
29053 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
29054 according to tbaa_p.
29055 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
29056 (optimize_stmt): For redundant store discovery do not allow tbaa.
29058 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
29060 PR tree-optimization/69714
29061 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
29062 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
29064 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
29066 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
29067 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
29068 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
29069 * config/arc/arc.c (arc_init): Check FPU options.
29070 (get_arc_condition_code): Handle new CC_FPU* modes.
29071 (arc_select_cc_mode): Likewise.
29072 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
29073 register pair only. Allow access for ARCv2 accumulator.
29074 (gen_compare_reg): Whenever we have FPU support use FPU compare
29076 (arc_reorg): Don't generate brcc insns when FPU compare
29077 instructions are involved.
29078 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
29079 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
29080 floating point emulation.
29081 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
29082 (REVERSE_CONDITION): Add new CC_FPU* modes.
29083 (TARGET_FP_SP_BASE): Define.
29084 (TARGET_FP_DP_BASE): Likewise.
29085 (TARGET_FP_SP_FUSED): Likewise.
29086 (TARGET_FP_DP_FUSED): Likewise.
29087 (TARGET_FP_SP_CONV): Likewise.
29088 (TARGET_FP_DP_CONV): Likewise.
29089 (TARGET_FP_SP_SQRT): Likewise.
29090 (TARGET_FP_DP_SQRT): Likewise.
29091 (TARGET_FP_DP_AX): Likewise.
29092 * config/arc/arc.md (ARCV2_ACC): New constant.
29093 (type): New fpu type attribute.
29094 (SDF): Conditional iterator.
29095 (cstore<mode>, cbranch<mode>): Change expand condition.
29096 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
29097 handles FPU/FPX cases as well.
29098 * config/arc/arc.opt (mfpu): New option.
29099 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
29101 (adddf3, muldf3, subdf3): Removed.
29102 * config/arc/predicates.md (proper_comparison_operator): Recognize
29104 * config/arc/fpu.md: New file.
29105 * doc/invoke.texi (ARC Options): Document mfpu option.
29107 2016-02-16 Richard Biener <rguenther@suse.de>
29109 PR rtl-optimization/69291
29110 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
29111 noce_operand_ok check.
29113 2016-02-16 Tom de Vries <tom@codesourcery.com>
29116 * omp-low.c (simd_clone_create): Remove call to
29117 symtab->call_cgraph_insertion_hooks.
29119 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29121 PR tree-optimization/69802
29122 * tree-ssa-reassoc.c (update_range_test): If op is
29123 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
29124 op == 1 test of precision 1 integral op, otherwise handle
29125 that case as op itself. Fix up formatting.
29126 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
29129 2016-02-16 Richard Biener <rguenther@suse.de>
29131 PR tree-optimization/69586
29132 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
29133 types for conversion sources.
29135 2016-02-16 Richard Biener <rguenther@suse.de>
29137 PR middle-end/69801
29138 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
29139 mask OEP_ADDRESS_OF.
29141 2016-02-16 Alan Modra <amodra@gmail.com>
29144 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
29145 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
29146 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
29148 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
29149 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
29150 (p8_fmrgow_<mode>): Likewise.
29151 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
29153 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
29154 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
29155 to use movdi_internal64. Remove op0_di.
29156 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
29158 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
29160 Add support for the FCCMP insn types
29162 * config/aarch64/aarch64.md (fccmp): Change insn type.
29163 (fccmpe): Likewise.
29164 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
29165 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
29166 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
29167 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
29168 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
29169 * config/arm/types.md (fccmps): Add new insn type.
29170 (fccmpd): Likewise.
29172 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
29174 * alias.c (get_alias_set): Fix a typo in comment.
29176 2016-02-15 Richard Biener <rguenther@suse.de>
29178 PR tree-optimization/69595
29179 * match.pd: Complete range test simplification to true.
29181 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
29183 PR rtl-optimization/69648
29184 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
29185 pic_offset_table_rtx.
29187 PR rtl-optimization/69752
29188 * ira.c (update_equiv_regs): When looking for more than a single SET,
29189 also take other side effects into account.
29191 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29193 * config/s390/s390.c (s390_function_profiler): Add a new sequence
29194 for z900+ CPUs in 31-bit mode.
29196 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29198 * common/config/s390/s390-common.c (s390_supports_split_stack):
29200 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
29201 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
29202 * config/s390/s390.c (struct machine_function): New field
29203 split_stack_varargs_pointer.
29204 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
29205 in s390_emit_prologue.
29206 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
29208 (morestack_ref): New global.
29209 (SPLIT_STACK_AVAILABLE): New macro.
29210 (s390_expand_split_stack_prologue): New function.
29211 (s390_live_on_entry): New function.
29212 (s390_va_start): Use split-stack vararg pointer if appropriate.
29213 (s390_asm_file_end): Emit the split-stack note sections.
29214 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
29215 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
29216 (UNSPECV_SPLIT_STACK_CALL): New unspec.
29217 (UNSPECV_SPLIT_STACK_DATA): New unspec.
29218 (split_stack_prologue): New expand.
29219 (split_stack_space_check): New expand.
29220 (split_stack_data): New insn.
29221 (split_stack_call): New expand.
29222 (split_stack_call_*): New insn.
29223 (split_stack_cond_call): New expand.
29224 (split_stack_cond_call_*): New insn.
29226 2016-02-15 Richard Biener <rguenther@suse.de>
29228 PR tree-optimization/69783
29229 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29230 Add trivially correct cases.
29232 2016-02-15 Tom de Vries <tom@codesourcery.com>
29235 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
29237 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
29239 2016-02-15 Richard Biener <rguenther@suse.de>
29241 PR tree-optimization/69776
29242 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
29243 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
29244 indicate whether we can use TBAA to disambiguate against stores.
29245 Use alias-set zero if not.
29246 (visit_reference_op_store): Do not use TBAA when looking up
29248 * tree-ssa-pre.c (compute_avail): Use TBAA here.
29249 (eliminate_dom_walker::before_dom_children): But not when looking
29250 up redundant stores.
29252 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
29254 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
29256 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29258 * config/i386/znver1.md
29259 (znver1_pop, znver1_pop_mem,
29260 znver1_load_imov_double_store,
29261 znver1_load_imov_direct_store,
29262 znver1_load_imov_direct_load,
29263 znver1_load_imov_double_load): Add new.
29264 (znver1_insn, znver1_insn_load): Add icmov type.
29265 (znver1_sseavx_fma,
29266 znver1_sseavx_fma_load,
29268 znver1_avx256_fma_load): Fix pipe usage.
29270 2016-02-14 Alan Modra <amodra@gmail.com>
29273 * reload.c (find_reloads_address_1): For pre/post-inc/dec
29274 with an invalid hard reg, reload just the reg not the entire
29275 pre/post-inc/dec address expression.
29277 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
29280 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
29281 fixed R1_REG scratch reg.
29282 (sibcall_value_pcrel_fdpic): Likewise.
29284 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
29288 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
29290 2016-02-12 Walter Lee <walt@tilera.com>
29292 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
29293 * config/tilegx/t-tilegx: Likewise.
29295 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29298 * diagnostic-show-locus.c (struct line_span): New struct.
29299 (layout::get_first_line): Delete.
29300 (layout::get_last_line): Delete.
29301 (layout::get_num_line_spans): New member function.
29302 (layout::get_line_span): Likewise.
29303 (layout::print_heading_for_line_span_index_p): Likewise.
29304 (layout::get_expanded_location): Likewise.
29305 (layout::calculate_line_spans): Likewise.
29306 (layout::m_first_line): Delete.
29307 (layout::m_last_line): Delete.
29308 (layout::m_line_spans): New field.
29309 (layout::layout): Update comment. Replace m_first_line and
29310 m_last_line with m_line_spans, replacing their initialization
29311 with a call to calculate_line_spans.
29312 (diagnostic_show_locus): When printing source lines and
29313 annotations, rather than looping over a single span
29314 of lines, instead loop over each line_span within
29315 the layout, with an inner loop over the lines within them.
29316 Call the context's start_span callback when changing line spans.
29317 * diagnostic.c (diagnostic_initialize): Initialize start_span.
29318 (diagnostic_build_prefix): Break out the building of the location
29319 part of the string into...
29320 (diagnostic_get_location_text): ...this new function, rewriting
29321 it from nested ternary expressions to a sequence of "if"
29323 (default_diagnostic_start_span_fn): New function.
29324 * diagnostic.h (diagnostic_start_span_fn): New typedef.
29325 (diagnostic_context::start_span): New field.
29326 (default_diagnostic_start_span_fn): New prototype.
29328 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29331 * gcc.c (driver::finalize): Fix cleanup of "specs".
29333 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29337 * gcc.c (driver::driver): Initialize m_option_suggestions.
29338 (driver::~driver): Clean up m_option_suggestions.
29339 (suggest_option): Convert to...
29340 (driver::suggest_option): ...this, and split out into
29341 driver::build_option_suggestions and find_closest_string.
29342 (driver::build_option_suggestions): New function, from
29343 first half of suggest_option. Special-case
29344 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
29345 the sanitizer_opts array. For options of enum types, add the
29346 various enum values to the candidate strings.
29347 (driver::handle_unrecognized_options): Remove "const".
29348 * gcc.h (driver::handle_unrecognized_options): Likewise.
29349 (driver::build_option_suggestions): New decl.
29350 (driver::suggest_option): New decl.
29351 (driver::m_option_suggestions): New field.
29352 * opts-common.c (add_misspelling_candidates): New function.
29353 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
29354 and make non-static.
29355 * opts.h (sanitizer_opts): New array decl.
29356 (add_misspelling_candidates): New function decl.
29357 * spellcheck.c (find_closest_string): New function.
29358 * spellcheck.h (find_closest_string): New function decl.
29360 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29362 PR rtl-optimization/69764
29363 PR rtl-optimization/69771
29364 * optabs.c (expand_binop_directly): For shift_optab_p, force
29365 convert_modes with VOIDmode if xop1 has VOIDmode.
29367 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
29370 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
29371 to correctly determine instrumentation thunks.
29373 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29376 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
29377 type by reference, force lhs on the call.
29380 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
29381 Compute retval and retbnd early in all cases if split_part_return_p
29382 and return_bb is not EXIT. Remove all clobber stmts and reset
29383 all debug stmts that refer to SSA_NAMEs defined in split part,
29384 except if it is retval, in that case replace the old retval with the
29385 lhs of the call to the split part.
29387 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29390 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29392 PR middle-end/66726
29393 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
29394 whose result is used in PHI.
29395 (maybe_optimize_range_tests): Likewise.
29396 (final_range_test_p): Likweise.
29398 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29400 PR middle-end/66726
29401 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
29402 whose result is used in PHI.
29403 (maybe_optimize_range_tests): Likewise.
29404 (final_range_test_p): Likweise.
29406 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29408 * cgraph.c: Spelling fixes - behaviour -> behavior and
29409 neighbour -> neighbor.
29410 * target.def: Likewise.
29411 * sel-sched.c: Likewise.
29412 * config/mips/mips.c: Likewise.
29413 * config/arc/arc.md: Likewise.
29414 * config/arm/cortex-a57.md: Likewise.
29415 * config/arm/arm.c: Likewise.
29416 * config/arm/neon.md: Likewise.
29417 * config/arm/arm-c.c: Likewise.
29418 * config/vms/vms-c.c: Likewise.
29419 * config/s390/s390.c: Likewise.
29420 * config/i386/znver1.md: Likewise.
29421 * config/i386/i386.c: Likewise.
29422 * config/ia64/hpux-unix2003.h: Likewise.
29423 * config/msp430/msp430.md: Likewise.
29424 * config/rx/rx.c: Likewise.
29425 * config/rx/rx.md: Likewise.
29426 * config/aarch64/aarch64-simd.md: Likewise.
29427 * config/aarch64/aarch64.c: Likewise.
29428 * config/nvptx/nvptx.c: Likewise.
29429 * config/bfin/bfin.c: Likewise.
29430 * config/cris/cris.opt: Likewise.
29431 * config/rs6000/rs6000.c: Likewise.
29432 * target.h: Likewise.
29433 * spellcheck.c: Likewise.
29434 * ira-build.c: Likewise.
29435 * tree-inline.c: Likewise.
29436 * builtins.c: Likewise.
29437 * lra-constraints.c: Likewise.
29438 * explow.c: Likewise.
29439 * hwint.h: Likewise.
29440 * targhooks.c: Likewise.
29441 * tree-vect-data-refs.c: Likewise.
29442 * expr.c: Likewise.
29443 * doc/tm.texi: Likewise.
29444 * doc/extend.texi: Likewise.
29445 * doc/install.texi: Likewise.
29446 * doc/md.texi: Likewise.
29447 * tree-ssa-tail-merge.c: Likewise.
29448 * sched-int.h: Likewise.
29449 * match.pd: Likewise.
29450 * sched-ebb.c: Likewise.
29451 * target.def (omit_struct_return_reg): Likewise.
29452 * gimple-ssa-isolate-paths.c: Likewise.
29453 (find_implicit_erroneous_behaviour): Renamed to...
29454 (find_implicit_erroneous_behavior): ... this.
29455 (find_explicit_erroneous_behaviour): Renamed to...
29456 (find_explicit_erroneous_behavior): ... this.
29457 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
29459 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
29461 PR rtl-optimization/64682
29462 PR rtl-optimization/69567
29463 PR rtl-optimization/69737
29464 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
29465 in I2 as well, just lose it.
29467 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29469 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
29471 (aarch64_last_printed_tune_string): Likewise.
29472 (aarch64_declare_function_name): Only output .arch assembler
29473 directive if it will be different from the previously output
29474 directive. Same for .tune comment but only if -dA is set.
29475 (aarch64_start_file): New function.
29476 (TARGET_ASM_FILE_START): Define.
29478 2016-02-11 David Malcolm <dmalcolm@redhat.com>
29481 * Makefile.in (PLUGIN_HEADERS): Add params.list.
29483 2016-02-11 Jakub Jelinek <jakub@redhat.com>
29486 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
29487 -Wmaybe-uninitialized warning.
29489 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
29492 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
29494 2016-02-11 Richard Biener <rguenther@suse.de>
29496 PR rtl-optimization/69291
29497 * ifcvt.c (noce_try_store_flag_constants): Do not allow
29498 subexpressions affected by changing the result.
29500 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
29503 * lra-constraints.c (curr_insn_transform): Find in/out operands
29504 for secondary memory moves. Update dups.
29506 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
29508 PR tree-optimization/69652
29509 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
29510 to nested loop, did source re-formatting, skip debug statements,
29511 add check on statement with volatile operand, remove dead scalar
29514 2016-02-10 Jakub Jelinek <jakub@redhat.com>
29515 Patrick Palka <ppalka@gcc.gnu.org>
29519 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
29520 calls if the return type is TREE_ADDRESSABLE.
29521 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
29522 * ipa-split.c (split_function): Fix doubled "we" in comment.
29523 Use void return type for the split part even if
29524 !split_point->split_part_set_retval.
29526 2016-02-10 Bin Cheng <bin.cheng@arm.com>
29528 PR tree-optimization/68021
29529 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
29530 when computing the value of biv cand by itself.
29532 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
29534 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
29535 (cortexa57_tunings): Likewise.
29536 (cortexa72_tunings): Likewise.
29537 (arch_macro_fusion_pair_p): Add support for AES fusion.
29538 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
29539 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
29540 Allow virtual registers before reload so early scheduling works.
29541 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
29542 correct latency and pipeline.
29543 (cortex_a57_crypto_complex): Likewise.
29544 (cortex_a57_crypto_xor): Likewise.
29545 (define_bypass): Add AES bypass.
29547 2016-02-10 Richard Biener <rguenther@suse.de>
29549 PR tree-optimization/69726
29550 * passes.def: Add DCE pass before late uninit.
29551 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
29552 really fixup if-conversions job.
29554 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
29556 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
29557 (arm_cortex_a57_tune): Likewise.
29558 (aarch_macro_fusion_pair_p): Add support for AES fusion.
29559 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
29561 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
29563 * timevar.def (TV_PHASE_DBGINFO): Delete.
29564 (TV_PHASE_CHECK_DBGINFO): Likewise.
29565 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
29567 2016-02-10 Richard Biener <rguenther@suse.de>
29569 PR tree-optimization/69719
29570 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29571 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
29573 2016-02-09 Andrew Pinski <apinski@cavium.com>
29576 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
29577 get_vcond_mask_icode returns false.
29579 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
29582 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
29583 an ADDIS that adds a pointer to a large constant that sets the
29584 upper16 bits with a load operation.
29586 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
29589 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
29591 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
29593 (vzipq_s16): Likewise.
29594 (vzipq_s32): Likewise.
29595 (vzipq_f32): Likewise.
29596 (vzipq_u8): Likewise.
29597 (vzipq_u16): Likewise.
29598 (vzipq_u32): Likewise.
29599 (vzipq_p8): Likewise.
29600 (vzipq_p16): Likewise.
29602 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
29605 * config/arm/arm.c (neon_endian_lane_map): New function.
29606 (neon_vector_pair_endian_lane_map): New function.
29607 (arm_evpc_neon_vuzp): Allow for big endian lane order.
29608 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
29610 (vuzpq_s16): Likewise.
29611 (vuzpq_s32): Likewise.
29612 (vuzpq_f32): Likewise.
29613 (vuzpq_u8): Likewise.
29614 (vuzpq_u16): Likewise.
29615 (vuzpq_u32): Likewise.
29616 (vuzpq_p8): Likewise.
29617 (vuzpq_p16): Likewise.
29619 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
29622 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
29625 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
29627 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
29628 truncate const_int operand 1 to QImode.
29630 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
29632 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
29633 corresponding to an abnormal edge.
29635 2016-02-09 Tom de Vries <tom@codesourcery.com>
29637 PR tree-optimization/69599
29638 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
29640 (find_func_aliases_for_builtin_call, find_func_clobbers)
29641 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
29644 2016-02-09 Richard Biener <rguenther@suse.de>
29646 PR tree-optimization/69715
29647 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
29648 LHS on calls as non-rewritable.
29650 2016-02-09 Tom de Vries <tom@codesourcery.com>
29653 * lto-wrapper.c (append_diag_options): New function.
29654 (compile_offload_image): Call append_diag_options.
29656 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
29659 * doc/extend.texi (Flag Output Operands): Correct sectioning.
29660 Minor copy-edit to fix verb tenses.
29662 2016-02-08 Jakub Jelinek <jakub@redhat.com>
29664 PR tree-optimization/69209
29665 * ipa-split.c (split_function): If split part is not
29666 returning retval, retval has gimple type but is not
29667 gimple value, force it into a SSA_NAME first.
29669 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
29671 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
29674 2016-02-08 Jason Merrill <jason@redhat.com>
29677 * convert.c (convert_to_integer_1): Check dofold on truncation
29679 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
29680 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
29681 Rename from *_nofold.
29682 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
29683 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
29685 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
29688 * tree.c (build_common_tree_nodes): Remove short_double argument.
29689 All callers changed.
29690 * tree.h (build_common_tree_nodes): Adjust declaration.
29691 * doc/invoke.texi (-fshort-double): Remove documentation.
29692 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
29693 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
29694 * lto-wrapper.c (merge_and_complain, append_compiler_options)
29695 (append_linker_options): Don't handle OPT_fshort_double.
29697 PR rtl-optimization/68730
29698 * lra-remat.c (insn_to_cand_activation): New static variable.
29699 (lra_remat): Allocate and free it.
29700 (create_cand): New arg activation. Initialize a field in
29701 insn_to_cand_activation if it is nonnull.
29702 (create_cands): Pass the activation insn to create_cand when making
29703 a candidate involving an output reload. Reorganize code a little.
29704 (do_remat): Keep track of active status of candidates in a separate
29707 2016-02-08 Richard Biener <rguenther@suse.de>
29709 PR tree-optimization/69719
29710 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29711 Properly use absolute of the difference of the two offsets to
29712 compare or adjust the segment length.
29714 2016-02-08 Richard Biener <rguenther@suse.de>
29715 Jeff Law <law@redhat.com>
29718 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
29719 types for anonymous SSA names.
29721 2016-02-08 Richard Biener <rguenther@suse.de>
29723 PR rtl-optimization/69274
29724 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
29726 2016-02-08 Jeff Law <law@redhat.com>
29728 PR tree-optimization/65917
29729 * tree-ssa-dom.c (record_temporary_equivalences): Record both
29730 equivalences from if (x == y) style conditionals.
29731 (loop_depth_of_name): Remove.
29732 (record_equality): Remove loop depth check.
29733 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
29734 (const_and_copies::record_const_or_copy_raw): New member function.
29735 * tree-ssa-scopedtables.c
29736 (const_and_copies::record_const_or_copy_raw): New, factored out of
29737 (const_and_copies::record_const_or_copy): Call new member function.
29739 2016-02-05 Jeff Law <law@redhat.com>
29741 PR tree-optimization/68541
29742 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
29743 (count_stmts_in_block): New function.
29744 (poor_ifcvt_candidate_code): Likewise.
29745 (is_feasible_trace): Add some heuristics to determine when path
29746 splitting is profitable.
29747 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
29748 is a diamond with a single exit.
29750 2016-02-05 Martin Sebor <msebor@redhat.com>
29753 * doc/invoke.texi: Update -Wplacement-new to take an optional
29756 2016-02-06 Richard Henderson <rth@redhat.com>
29759 * tree.c (tree_nop_conversion_p): Do not strip casts into or
29760 out of non-standard address spaces.
29762 2016-02-05 Jakub Jelinek <jakub@redhat.com>
29764 PR rtl-optimization/69691
29765 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
29767 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
29769 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
29770 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
29771 (*ieee128_mfvsrd_64bit): Likewise.
29772 (*ieee128_mfvsrd_32bit): Likewise.
29774 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
29778 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29780 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
29781 instrumented_version.
29783 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
29785 * doc/invoke.texi (Optimize Options): In table of --param options
29786 rename second occurrence of tracer-min-branch-ratio to
29787 tracer-min-branch-probability, rename
29788 tracer-min-branch-ratio-feedback to
29789 tracer-min-branch-probability-feedback and clarify description,
29790 rename sched-spec-state-edge-prob-cutoff to
29791 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
29792 to selsched-insns-to-rename, rename lto-minpartition to
29793 lto-min-partition, delete reorder-blocks-duplicate and
29794 reorder-blocks-duplicate-feedback.
29796 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29798 * config/s390/s390.c (s390_register_info_set_ranges): Remove
29801 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
29803 * doc/extend.texi: S/390: Correct some typos.
29805 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29807 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
29809 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29812 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
29813 (s390_register_info_gprtofpr): Use new macros above.
29814 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
29816 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
29817 its name. Adjust restore and save gpr ranges.
29818 (s390_register_info_set_ranges): New function.
29819 (s390_register_info): Use new macros above. Call
29820 s390_register_info_set_ranges.
29821 (s390_optimize_register_info): Likewise.
29822 (s390_hard_regno_rename_ok): Use new macros.
29823 (s390_hard_regno_scratch_ok): Likewise.
29824 (s390_emit_epilogue): Likewise.
29825 (s390_can_use_return_insn): Likewise.
29826 (s390_optimize_prologue): Likewise.
29827 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
29829 2016-02-05 Jakub Jelinek <jakub@redhat.com>
29832 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
29834 (ix86_option_override_internal): Disable TARGET_STV even for
29835 -m{incoming,preferred}-stack-boundary=3.
29837 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
29839 * config.gcc: Mark deprecated rtems targets as obsolete.
29841 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
29843 PR rtl-optimization/64682
29844 PR rtl-optimization/69567
29845 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
29846 before I2 only if the register is both used and set in I2.
29848 2016-02-04 DJ Delorie <dj@redhat.com>
29850 * config/msp430/msp430.c (msp430_start_function): Add function type.
29852 2016-02-04 Jakub Jelinek <jakub@redhat.com>
29855 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
29857 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
29859 PR rtl-optimization/69577
29861 2015-10-29 Richard Henderson <rth@redhat.com>
29865 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
29866 sse check to the exact conditions of PR 67609.
29868 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
29871 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
29872 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
29873 not allowed into the traditional Altivec registers.
29874 (movtd_64bit_nodm): Likewise.
29875 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
29877 2016-02-04 David Malcolm <dmalcolm@redhat.com>
29879 * config/aarch64/cortex-a57-fma-steering.c
29880 (aarch64_register_fma_steering): Remove "static" from arguments
29883 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
29886 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
29887 twice when complex.
29889 2016-02-04 Mike Frysinger <vapier@gentoo.org>
29891 * doc/invoke.texi: Delete -mno-fma4.
29893 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
29895 PR rtl-optimization/69577
29896 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
29897 (find_subregs_of_mode): Update accordingly. Iterate over partial
29900 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
29902 * config/arm/arm-protos.h (neon_reinterpret): Remove.
29903 * config/arm/arm.c (neon_reinterpret): Remove.
29904 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
29905 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
29906 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
29907 vreinterpretti): Remove.
29908 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
29909 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
29910 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
29911 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
29912 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
29913 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
29914 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
29915 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
29916 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
29917 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
29918 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
29919 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
29920 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
29921 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
29922 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
29923 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
29924 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
29925 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
29926 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
29927 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
29928 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
29929 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
29930 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
29931 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
29932 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
29933 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
29934 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
29935 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
29936 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
29937 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
29938 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
29939 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
29940 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
29941 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
29942 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
29943 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
29944 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
29945 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
29946 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
29947 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
29948 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
29949 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
29950 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
29951 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
29952 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
29953 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
29954 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
29955 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
29956 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
29957 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
29958 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
29959 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
29960 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
29961 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
29962 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
29963 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
29964 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
29965 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
29966 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
29967 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
29968 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
29969 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
29970 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
29971 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
29972 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
29973 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
29974 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
29975 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
29976 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
29977 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
29978 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
29979 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
29980 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
29981 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
29982 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
29983 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
29984 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
29985 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
29986 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
29987 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
29988 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
29989 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
29990 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
29991 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
29992 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
29993 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
29994 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
29995 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
29996 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
29997 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
29998 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
29999 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
30000 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
30001 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
30002 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
30003 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
30004 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
30005 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
30006 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
30007 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
30008 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
30009 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
30010 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
30012 2016-02-04 Martin Liska <mliska@suse.cz>
30015 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
30016 that are gimple_store_p.
30017 (maybe_instrument_call): Likewise.
30019 2016-02-04 Bin Cheng <bin.cheng@arm.com>
30021 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
30022 register scaling out of memory reference and comment why.
30024 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30028 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
30029 folding the source of a SET.
30031 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30035 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
30036 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
30038 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
30042 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
30045 2016-02-04 Christian Bruel <christian.bruel@st.com>
30047 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
30048 * config/arm/arm.c (arm_set_current_function): Likewise.
30050 2016-02-04 Jakub Jelinek <jakub@redhat.com>
30051 Ilya Enkovich <enkovich.gnu@gmail.com>
30052 H.J. Lu <hongjiu.lu@intel.com>
30055 * config/i386/i386.c (convert_scalars_to_vector): Remove
30056 stack alignment fixes.
30057 (ix86_option_override_internal): Disable TARGET_STV if stack
30058 might not be aligned enough.
30059 (ix86_minimum_alignment): Assert that TARGET_STV is false.
30061 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
30063 * config/i386/x86-tune.def: Disable default prefetching
30066 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
30067 Vladimir Makarov <vmakarov@redhat.com>
30070 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
30071 in validating fused toc addresses.
30073 2016-02-03 Jakub Jelinek <jakub@redhat.com>
30076 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
30077 range->m_caret fields if range->m_show_caret_p is false.
30080 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
30081 Force oldval into register if it does not satisfy reg_or_short_operand
30082 predicate. Fix up formatting.
30084 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
30085 Alexandre Oliva <aoliva@redhat.com>
30088 * lra-constraints.c (simplify_operand_subreg): Check additionally
30089 address validity after potential reloading.
30090 (process_address_1): Check insns validity. In case of failure do
30093 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
30096 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
30099 2016-02-02 Jakub Jelinek <jakub@redhat.com>
30101 * wide-int.cc (canonize_uhwi): New function.
30102 (wi::divmod_internal): Use it.
30104 2016-02-02 James Norris <jnorris@codesourcery.com>
30106 * gimplify.c (omp_notice_variable): Add usage check.
30108 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
30110 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
30111 like LE, GE, LT, GT when emitting relational operator.
30113 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30115 * ira-costs.c (find_costs_and_classes): Add extra argument.
30116 * target.def (ira_change_pseudo_allocno_class): Add parameter.
30117 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
30118 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
30119 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
30120 Add best_class parameter, and return it if not ALL_REGS.
30121 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
30123 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
30124 Update target hook.
30126 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30128 * config/aarch64/aarch64.c
30129 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
30130 (aarch64_ira_change_pseudo_allocno_class): New function.
30132 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
30135 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
30137 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
30139 * config/avr/avr.c (avr_option_override): Set
30140 PARAM_ALLOW_STORE_DATA_RACES to 1.
30142 2016-02-02 Richard Biener <rguenther@suse.de>
30144 PR tree-optimization/69595
30145 * match.pd: Add range test simplifications to true/false.
30147 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
30149 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
30150 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
30153 2016-02-02 Richard Biener <rguenther@suse.de>
30155 PR tree-optimization/69606
30156 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
30157 info on the result before moving a stmt.
30159 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
30161 PR middle-end/68542
30162 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
30163 branch with vector comparison.
30164 * config/i386/sse.md (VI48_AVX): New mode iterator.
30165 (define_expand "cbranch<mode>4): Add support for conditional branch
30166 with vector comparison.
30167 * tree-vect-loop.c (optimize_mask_stores): New function.
30168 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
30169 has_mask_store field of vect_info.
30170 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
30171 vectorized loops having masked stores after vec_info destroy.
30172 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
30173 correspondent macros.
30174 (optimize_mask_stores): Add prototype.
30176 2016-02-02 Alan Modra <amodra@gmail.com>
30179 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
30182 2016-02-02 Alan Modra <amodra@gmail.com>
30185 * config/rs6000/rs6000.c (need_toc_init): New var, set it
30186 whenever toc_label_name used.
30187 (rs6000_file_start): Don't set up toc section here,
30188 (rs6000_output_function_epilogue): do so here instead,
30189 (rs6000_xcoff_file_start): and here.
30190 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
30191 (load_toc_aix_di): Likewise.
30193 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30195 PR rtl-optimization/69592
30196 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
30197 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
30198 (num_sign_bit_copies_binary_arith_p): New inline function.
30199 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
30201 2016-02-01 Jeff Law <law@redhat.com>
30203 PR tree-optimization/69580
30204 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
30205 * tree-ssa-threadbackward.c
30206 (fsm_find_control_statement_thread_paths): Do not try to walk
30207 through large PHI nodes.
30209 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30211 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
30212 when count is incremented above limit, don't analyze further
30215 * omp-low.c (oacc_parse_default_dims): Avoid
30216 -Wsign-compare warning, make sure value fits into int
30217 rather than just unsigned int.
30219 2016-02-01 Bin Cheng <bin.cheng@arm.com>
30221 PR tree-optimization/67921
30222 * fold-const.c (split_tree): New parameters. Convert pointer
30223 type variable part to proper type before negating.
30224 (fold_binary_loc): Pass new arguments to split_tree.
30226 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
30228 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
30229 (nvptx_goacc_validate_dims): Extend to handle global defaults.
30230 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
30231 * doc/tm.texti: Rebuilt.
30232 * doc/invoke.texi (fopenacc-dim): Document.
30233 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
30234 (append_compiler_options): Likewise.
30235 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
30236 (oacc_parse_default_dims): New.
30237 (oacc_validate_dims): Add USED arg. Select non-unity default when
30239 (oacc_loop_fixed_partitions): Return mask of used partitions.
30240 (oacc_loop_auto_partitions): Emit dump info.
30241 (oacc_loop_partition): Return mask of used partitions.
30242 (execute_oacc_device_lower): Parse default dimension arg. Adjust
30243 loop partitioning and validation calls.
30245 2016-02-01 Richard Biener <rguenther@suse.de>
30247 PR middle-end/69556
30248 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
30250 2016-02-01 Richard Biener <rguenther@suse.de>
30252 PR tree-optimization/69574
30253 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
30254 of asserting return chrec_dont_know.
30256 2016-02-01 Martin Liska <mliska@suse.cz>
30258 * mem-stats-traits.h: Add copyright header.
30259 * mem-stats.h: Likewise.
30261 2016-02-01 Richard Biener <rguenther@suse.de>
30263 PR tree-optimization/69579
30264 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
30265 Do not propagate through abnormal PHI results.
30267 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
30269 * postreload.c (reload_cse_simplify): Remove dead code.
30271 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30273 PR rtl-optimization/69570
30274 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
30275 if there is more than one set, not if there is a single set.
30277 2016-02-01 Richard Henderson <rth@redhat.com>
30280 * combine.c (make_compound_operation): When looking through a
30281 subreg, make sure to re-extend to the width of the outer mode.
30283 2016-01-30 Jakub Jelinek <jakub@redhat.com>
30285 PR tree-optimization/69546
30286 * wide-int.cc (wi::divmod_internal): For unsigned division
30287 where both operands fit into uhwi, if o1 is 1 and o0 has
30288 msb set, if divident_prec is larger than bits per hwi,
30289 clear another quotient word and return 2 instead of 1.
30290 Similarly for remainder with msb in HWI set, if dividend_prec
30291 is larger than bits per hwi.
30293 2016-01-29 Martin Jambor <mjambor@suse.cz>
30295 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
30296 Use short lowercase names.
30297 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
30298 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
30299 acq_rel one. Protect warning agains segfaults if
30300 get_memory_order_name returns NULL.
30301 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
30302 with release semantics. Do not warn if get_memory_order already did.
30303 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
30304 semantics. Fix check for relaxed or acquire semantics. Do not warn
30305 if get_memory_order already did.
30307 2016-01-29 Sebastian Pop <s.pop@samsung.com>
30309 * doc/install.texi: Document that isl-0.16 is supported.
30311 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
30314 * config/i386/constraints.md (Bm): Describe as special memory
30316 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
30317 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30318 * genpreds.c (struct constraint_data): Add is_special_memory.
30319 (have_special_memory_constraints, special_memory_start): New
30321 (special_memory_end): Ditto.
30322 (add_constraint): Add new arg is_special_memory. Add code to
30323 process its true value. Update have_special_memory_constraints.
30324 (process_define_constraint): Pass the new arg.
30325 (process_define_register_constraint): Ditto.
30326 (choose_enum_order): Process special memory.
30327 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
30328 function insn_extra_special_memory_constraint.
30329 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30330 * gensupport.c (process_rtx): Process
30331 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30332 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
30333 * ira-lives.c (single_reg_class): Use
30334 insn_extra_special_memory_constraint.
30335 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
30336 * lra-constraints.c (process_alt_operands): Ditto.
30337 (curr_insn_transform): Use insn_extra_special_memory_constraint.
30338 * recog.c (asm_operand_ok, preprocess_constraints): Process
30340 * reload.c (find_reloads): Ditto.
30341 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
30342 * stmt.c (parse_input_constraint): Use
30343 insn_extra_special_memory_constraint.
30345 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
30348 * lra-splill.c (lra_final_code_change): Revert r229087 by
30349 removing all sub-registers.
30351 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
30354 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
30356 2016-01-29 Jakub Jelinek <jakub@redhat.com>
30359 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
30360 SSE1, copy target into the temporary reg first before recursing
30363 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
30365 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
30368 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
30370 * ginclude/stdarg.h: Test __cplusplus instead of
30371 __GXX_EXPERIMENTAL_CXX0X__.
30373 2016-01-29 Richard Biener <rguenther@suse.de>
30375 PR tree-optimization/69547
30376 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
30377 Do not mark clobbers necessary.
30378 (mark_all_reaching_defs_necessary_1): Likewise.
30380 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
30382 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
30383 declaration name with %qs and print it in both error messages.
30384 Also fix indentation.
30386 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
30389 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
30390 trailing blank line from error message.
30392 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
30395 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
30398 2016-01-29 Richard Biener <rguenther@suse.de>
30400 PR middle-end/69537
30401 * match.pd: Allow all integral types when simplifying a
30402 widening or sign-changing conversion.
30404 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30406 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
30407 back to setting codegen_error to fail codegen.
30409 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
30412 * config/i386/constraints.md (C): Only accept constant zero operand.
30413 (BC): New constraint.
30414 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
30415 instead of C constraint.
30416 * doc/md.texi (Machine Constraints): Update description
30419 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
30422 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
30424 2016-01-28 Jakub Jelinek <jakub@redhat.com>
30426 PR middle-end/69542
30427 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
30430 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
30432 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
30433 branches if using guessed profile.
30435 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
30437 * graphite-optimize-isl.c (optimize_isl): Fix dump.
30439 2016-01-28 Richard Henderson <rth@redhat.com>
30442 * config/aarch64/aarch64-modes.def (CC_Cmode): New
30443 * config/aarch64/aarch64-protos.h: Update.
30444 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
30445 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
30446 (aarch64_get_condition_code_1): Handle CC_Cmode.
30447 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
30448 (*add<mode>3_compareC_cconly_imm): New.
30449 (*add<mode>3_compareC_cconly): New.
30450 (*add<mode>3_compareC_imm): New.
30451 (add<mode>3_compareC): New.
30452 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
30453 to be first. Use aarch64_carry_operation.
30454 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
30455 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
30456 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
30457 (subti3): Use subdi3_compare1.
30458 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
30459 (sub<mode>3_compare1): New.
30460 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
30461 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
30462 (*subsi3_carryin_uxtw): Likewise.
30463 (*ngc<mode>, *ngcsi_uxtw): Likewise.
30464 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
30465 * config/aarch64/iterators.md (DWI): New.
30466 * config/aarch64/predicates.md (aarch64_carry_operation): New.
30467 (aarch64_borrow_operation): New.
30469 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
30471 * graphite-optimize-isl.c (optimize_isl): Print a different debug
30472 message when isl does not return a valid schedule.
30474 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30476 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
30477 Remove comments from class declarations: they are already in the code
30480 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30482 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
30484 (ternary_op_to_tree): Same.
30485 (unary_op_to_tree): Same.
30486 (nary_op_to_tree): Same.
30487 (gcc_expression_from_isl_expr_op): Same.
30488 (gcc_expression_from_isl_expression): Same.
30489 (graphite_create_new_loop): Same.
30490 (graphite_create_new_loop_guard): Same.
30491 (build_iv_mapping): Same.
30492 (graphite_create_new_guard): Same.
30493 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
30494 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
30496 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30498 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
30499 instead of setting codegen_error to fail codegen.
30501 2016-01-28 Jason Merrill <jason@redhat.com>
30503 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
30505 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30507 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
30508 Remove CONST_INT_P check in CCMP cost calculation.
30510 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30512 * config/aarch64/aarch64.c (generic_vector_cost):
30513 Set vec_permute_cost.
30514 (cortexa57_vector_cost): Likewise.
30515 (exynosm1_vector_cost): Likewise.
30516 (xgene1_vector_cost): Likewise.
30517 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
30518 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
30519 Add vec_permute_cost entry.
30521 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30523 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
30525 (add<mode>3_compare0): Likewise.
30526 (addsi3_compare0_uxtw): Likewise.
30527 (add<mode>3nr_compare0): Likewise.
30528 (compare_neg<mode>): Likewise.
30529 (<optab><mode>3): Likewise.
30531 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
30533 * tree-vect-stmts.c (vectorizable_comparison): Add
30534 NULL check for vectype.
30536 2016-01-28 Richard Biener <rguenther@suse.de>
30538 PR tree-optimization/69466
30539 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
30540 Account for PHIs we couldn't duplicate.
30542 2016-01-28 Martin Liska <mliska@suse.cz>
30545 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
30546 instead of ENABLE_VALGRIND_CHECKING.
30548 2016-01-27 Richard Henderson <rth@redhat.com>
30551 * lra-remat.c (subreg_regs): New.
30552 (dump_candidates_and_remat_bb_data): Dump it.
30553 (operand_to_remat): Reject if operand in subreg_regs.
30554 (set_bb_regs): Collect subreg_regs.
30555 (lra_remat): Init and free subreg_regs. Compute
30556 calculate_local_reg_remat_bb_data before create_cands.
30558 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
30561 * config/i386/i386.c (ix86_update_stack_boundary): Don't
30562 change stack_alignment_needed for __tls_get_addr call.
30564 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
30566 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
30568 2016-01-27 Jeff Law <law@redhat.com>
30570 PR tree-optimization/68398
30571 PR tree-optimization/69196
30572 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
30573 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
30574 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30575 Only count PHIs in the last block in the path. The others will
30576 const/copy propagate away. Add heuristic to allow more irreducible
30577 subloops to be created when it is likely profitable to do so.
30579 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30580 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
30581 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
30583 2016-01-27 Jakub Jelinek <jakub@redhat.com>
30586 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
30587 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
30588 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
30589 * tree-streamer-in.c: Include asan.h.
30590 (streamer_get_builtin_tree): For builtins in sanitizer
30591 range call initialize_sanitizer_builtins and retry.
30593 2016-01-27 Ian Lance Taylor <iant@google.com>
30595 * common.opt (fkeep-gc-roots-live): New undocumented option.
30596 * tree-ssa-loop-ivopts.c (add_candidate_1): If
30597 -fkeep-gc-roots-live, skip pointers.
30598 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
30601 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
30604 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
30605 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
30607 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
30610 * configure.ac: NetBSD provides SSP in its C library.
30611 * configure: Updated.
30613 2016-01-27 Richard Biener <rguenther@suse.de>
30615 PR tree-optimization/69166
30616 * tree-vect-loop.c (vect_is_simple_reduction): Always check
30617 reduction code for commutativity / associativity.
30619 2016-01-27 Martin Jambor <mjambor@suse.cz>
30621 PR tree-optimization/69355
30622 * tree-sra.c (analyze_access_subtree): Correct hole detection when
30623 total_scalarization fails.
30625 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
30627 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
30630 2016-01-27 Christian Bruel <christian.bruel@st.com>
30633 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
30634 Move arm_reset_previous_fndecl and set_target_option_current_node in
30635 the conditional part. Call save_restore_target_globals.
30636 * config/arm/arm.c (arm_set_current_function):
30637 Refactor to better support #pragma target and attribute mix.
30638 Call save_restore_target_globals.
30639 * config/arm/arm-protos.h (save_restore_target_globals): New function.
30641 2016-01-27 Martin Liska <mliska@suse.cz>
30643 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
30644 reference for an HSA kernel and its host function.
30646 2016-01-27 Jakub Jelinek <jakub@redhat.com>
30648 PR tree-optimization/69399
30649 * wide-int.h (wi::lrshift): For larger precisions, only
30650 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
30652 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
30654 * config/arc/predicates.md (proper_comparison_operator): Reject
30655 constant-constant comparison.
30657 2016-01-26 Tom de Vries <tom@codesourcery.com>
30659 PR tree-optimization/69110
30660 * tree-data-ref.c (initialize_data_dependence_relation): Handle
30661 DR_NUM_DIMENSIONS == 0.
30663 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
30664 Sebastian Pop <s.pop@samsung.com>
30666 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
30667 isl_ast_op_cond and isl_ast_op_select.
30668 (gcc_expression_from_isl_expr_op): Same.
30670 2016-01-26 Jason Merrill <jason@redhat.com>
30673 * tree.c (recompute_constructor_flags): Split out from
30675 (verify_constructor_flags): New.
30676 * tree.h: Declare them.
30678 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
30680 PR rtl-optimization/69217
30681 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
30682 are no TYPE_FIELDS set for the record type.
30684 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30687 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
30688 toc_label_name unconditionally.
30689 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
30690 SYMBOL_REF string. Use toc_label_name instead of constructing
30692 (rs6000_elf_declare_function_name): Use toc_label_name instead of
30693 constructing LCTOC1.
30695 2016-01-26 Martin Sebor <msebor@redhat.com>
30698 * doc/extend.texi (Common Type Attributes): Move text that talks about
30699 attribute packed from attribute aligned to the section discussing
30700 the former attribute for clarity.
30702 2016-01-26 Richard Henderson <rth@redhat.com>
30704 PR middle-end/60908
30705 * trans-mem.c (tm_region_init): Mark entry block as visited.
30707 2016-01-26 David Malcolm <dmalcolm@redhat.com>
30710 * diagnostic-show-locus.c (layout::print_source_line): Replace
30711 call to pp_newline with call to layout::print_newline.
30712 (layout::print_annotation_line): Likewise.
30713 (layout::move_to_column): Likewise.
30714 (layout::print_any_fixits): After printing any fixits, print a
30715 trailing newline, if necessary.
30716 (layout::print_newline): New method, resetting any colorization
30718 (diagnostic_show_locus): Move the pp_newline to before the
30719 early bailout. Remove dummy block enclosing the layout instance.
30720 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
30721 of pp_newline_and_flush with pp_flush.
30722 (diagnostic_append_note): Delete use of pp_newline.
30723 (diagnostic_append_note_at_rich_loc): Delete.
30724 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
30725 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
30726 when newline characters are added to the buffer.
30728 2016-01-26 Michael Matz <matz@suse.de>
30730 * configure.ac (ac_cv_std_swap_in_utility): New test.
30731 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
30732 * configure: Regenerate.
30733 * config.in: Regenerate.
30735 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
30737 * config/arc/arc.md (cstoresi4): Force operand into register.
30738 (arcset<code>): Fix predicate.
30739 (arcsetltu): Likewise.
30740 (arcsetgeu): Likewise.
30741 (arcsethi): Likewise.
30742 (arcsetls): Likewise.
30744 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30746 PR tree-optimization/69483
30747 * gimple-fold.c (canonicalize_constructor_val): Return NULL
30748 if base has error_mark_node type.
30750 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
30753 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
30754 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
30756 (vget_lane_f16): Handle big-endian.
30757 (vgetq_lane_f16): Likewise.
30758 (vset_lane_f16): Likewise.
30759 (vsetq_lane_f16): Likewise.
30760 * config/arm/iterators.md (VQXMOV): Add V8HF.
30761 (VDQ): Add V4HF and V8HF.
30762 (V_reg): Handle V4HF and V8HF.
30763 (Is_float_mode): Likewise.
30764 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
30765 neon_vdup_nv8hf): New patterns.
30766 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
30767 Use VD_LANE iterator.
30768 (neon_vld1_dup<mode>): Use VQ2 iterator.
30770 2016-01-26 Nathan Sidwell <nathan@acm.org>
30772 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
30773 (set_oacc_fn_attrib): Add IS_KERNEL arg.
30774 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
30775 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
30776 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
30777 (oacc_validate_dims): Add LEVEL arg, don't return level.
30778 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
30779 oacc_validate_dims.
30780 (execute_oacc_device_lower): Adjust, add more dump output.
30781 * tree-ssa-loop.c (gate_oacc_kernels): Use
30782 oacc_fn_attrib_kernels_p.
30783 * tree-parloops.c (create_parallel_loop): Adjust
30784 set_oacc_fn_attrib call.
30786 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30789 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
30790 (append_compiler_options): Handle -fcilkplus.
30791 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
30793 2016-01-26 Nick Clifton <nickc@redhat.com>
30796 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
30797 been marked as DECL_ONE_ONLY but we do not the means to make it
30798 so, then do not allow it to bind locally.
30800 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30803 * opts.h (parse_sanitizer_options): New prototype.
30804 * opts.c (sanitizer_opts): New array.
30805 (parse_sanitizer_options): New function.
30806 (common_handle_option): Use parse_sanitizer_options.
30808 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
30811 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
30812 alignment adjustment to ...
30813 (ix86_update_stack_boundary): Here. Don't over-align stack for
30815 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
30816 if __tls_get_addr is called.
30818 2016-01-26 Christian Bruel <christian.bruel@st.com>
30820 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
30822 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
30824 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
30826 2016-01-26 Richard Biener <rguenther@suse.de>
30828 PR middle-end/69467
30829 * match.pd: Guard X * CST CMP 0 pattern with single_use.
30831 2016-01-26 Richard Biener <rguenther@suse.de>
30833 PR tree-optimization/69452
30834 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
30835 (move_computations_dom_walker::before_dom_children): Rename
30837 (move_computations_worker): This.
30838 (move_computations): Perform an RPO rather than a DOM walk.
30840 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30843 * combine.c (combine_instructions): For REG_EQUAL note with
30844 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
30845 to the underlying register.
30846 * doc/rtl.texi (REG_EQUAL): Document the behavior of
30847 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
30849 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
30852 * config/aarch64/aarch64-builtins.c
30853 (aarch64_init_simd_builtin_types): Do not set structural
30854 equality to __Poly{8,16,64,128}_t types.
30856 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
30858 PR tree-optimization/69400
30859 * wide-int.cc (wi_pack): Take the precision as argument and
30860 perform canonicalization here rather than in the callers.
30861 Use the main loop to handle all full-width HWIs. Add a
30862 zero HWI if in_len isn't a full result.
30863 (wi::divmod_internal): Update accordingly.
30864 (wi::mul_internal): Likewise. Simplify.
30866 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
30867 Sebastian Pop <s.pop@samsung.com>
30869 * graphite-poly.c (apply_poly_transforms): Simplify.
30870 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
30871 (print_isl_map): Same.
30872 (print_isl_union_map): Same.
30873 (print_isl_schedule): New.
30874 (debug_isl_schedule): New.
30875 * graphite-dependences.c (scop_get_reads): Do not call
30876 isl_union_map_add_map that is undocumented isl functionality.
30877 (scop_get_must_writes): Same.
30878 (scop_get_may_writes): Same.
30879 (scop_get_original_schedule): Remove.
30880 (scop_get_dependences): Do not call isl_union_map_compute_flow that
30881 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
30882 (compute_deps): Remove.
30883 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
30884 (debug_schedule_ast): New.
30885 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
30886 set_separate_option.
30887 (graphite_regenerate_ast_isl): Add dump.
30888 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
30889 from scop->transformed_schedule.
30890 (graphite_regenerate_ast_isl): Add more dump.
30891 * graphite-optimize-isl.c (optimize_isl): Set
30892 scop->transformed_schedule. Check whether schedules are equal.
30893 (apply_poly_transforms): Move here.
30894 * graphite-poly.c (apply_poly_transforms): ... from here.
30895 (free_poly_bb): Static.
30896 (free_scop): Static.
30897 (pbb_number_of_iterations_at_time): Remove.
30898 (print_isl_ast): New.
30899 (debug_isl_ast): New.
30900 (debug_scop_pbb): New.
30901 * graphite-scop-detection.c (print_edge): Move.
30902 (print_sese): Move.
30903 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
30904 (build_scop_scattering): Remove.
30905 (create_pw_aff_from_tree): Assert instead of bailing out.
30906 (add_condition_to_pbb): Remove unused code, do not fail.
30907 (add_conditions_to_domain): Same.
30908 (add_conditions_to_constraints): Remove.
30909 (build_scop_context): New.
30910 (add_iter_domain_dimension): New.
30911 (build_iteration_domains): Initialize pbb->iterators.
30912 Call add_conditions_to_domain.
30915 (index_outermost_in_loop): New.
30916 (index_pbb_in_loop): New.
30917 (outermost_pbb_in): New.
30918 (add_in_sequence): New.
30919 (add_outer_projection): New.
30920 (outer_projection_mupa): New.
30921 (add_loop_schedule): New.
30922 (build_schedule_pbb): New.
30923 (build_schedule_loop): New.
30924 (embed_in_surrounding_loops): New.
30925 (build_schedule_loop_nest): New.
30926 (build_original_schedule): New.
30927 (build_poly_scop): Call build_original_schedule.
30928 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
30929 (free_poly_dr): Remove.
30930 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
30931 (free_poly_bb): Remove.
30932 (debug_loop_vec): Remove.
30933 (print_isl_ast): Declare.
30934 (debug_isl_ast): Declare.
30935 (scop_do_interchange): Remove.
30936 (scop_do_strip_mine): Remove.
30937 (scop_do_block): Remove.
30938 (flatten_all_loops): Remove.
30939 (optimize_isl): Remove.
30940 (pbb_number_of_iterations_at_time): Remove.
30941 (debug_scop_pbb): Declare.
30942 (print_schedule_ast): Declare.
30943 (debug_schedule_ast): Declare.
30944 (struct scop): Remove schedule. Add original_schedule,
30945 transformed_schedule.
30946 (free_gimple_poly_bb): Remove.
30947 (print_generated_program): Remove.
30948 (debug_generated_program): Remove.
30949 (unify_scattering_dimensions): Remove.
30950 * sese.c (print_edge): ... here.
30951 (print_sese): ... here.
30952 (debug_edge): ... here.
30953 (debug_sese): ... here.
30954 * sese.h (print_edge): Declare.
30955 (print_sese): Declare.
30956 (dump_edge): Declare.
30957 (dump_sese): Declare.
30959 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
30960 Sebastian Pop <s.pop@samsung.com>
30962 * Makefile.in: Set ISLVER in site.exp.
30964 2016-01-25 Jakub Jelinek <jakub@redhat.com>
30966 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
30967 DECL_VALUE_EXPR of new_var even for the non-array case. Look
30968 through DECL_VALUE_EXPR for expansion.
30970 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
30972 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
30973 the frame info after reload completed.
30975 2016-01-25 Jeff Law <law@redhat.com>
30977 PR tree-optimization/69196
30978 PR tree-optimization/68398
30979 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
30980 tree-ssa-threadupdate.c.
30981 (determine_bb_domination_status): Prototype
30982 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
30983 (determine_bb_domination_status): No longer static.
30984 (valid_jump_thread_path): Remove code to detect characteristics
30985 of the jump thread path not associated with correctness.
30986 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
30987 Correct test for thread path length. Count PHIs for real operands as
30988 statements that need to be copied. Do not count ASSERT_EXPRs.
30989 Look at all the blocks in the thread path. Compute and selectively
30990 filter thread paths based on threading through the latch, threading
30991 a multiway branch or crossing a multiway branch.
30993 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30995 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
30996 decl with __attribute__ ((unused)) annotation.
30998 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
31001 * tree-vect-stmts.c (vectorizable_condition): Check vectype
31002 of operands is compatible with a statement vectype.
31004 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
31006 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
31007 improve wording for mixed storage order support.
31009 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
31011 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
31012 (vcvt_u64_f64): Likewise.
31013 (vcvta_s64_f64): Likewise.
31014 (vcvta_u64_f64): Likewise.
31015 (vcvtm_s64_f64): Likewise.
31016 (vcvtm_u64_f64): Likewise.
31017 (vcvtn_s64_f64): Likewise.
31018 (vcvtn_u64_f64): Likewise.
31019 (vcvtp_s64_f64): Likewise.
31020 (vcvtp_u64_f64): Likewise.
31022 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
31024 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
31025 (arc_init): Check validity mll64 option.
31026 (arc_save_restore): Use double load/store instruction.
31027 (arc_expand_movmem): Likewise.
31028 (arc_split_move): Don't split if we have double load/store
31029 instructions. Returns a boolean.
31030 (arc_process_double_reg_moves): Change function to return boolean
31031 instead of a sequence of instructions.
31032 (arc_dwarf_register_span): New function.
31033 * config/arc/arc-protos.h (arc_split_move): Change prototype.
31034 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
31035 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
31036 (*movdf_insn): Likewise.
31037 * config/arc/arc.opt (mll64): New option.
31038 * config/arc/predicates.md (even_register_operand): New predicate.
31039 * doc/invoke.texi (ARC Options): Add mll64 documentation.
31041 2016-01-25 Richard Biener <rguenther@suse.de>
31044 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
31045 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
31047 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
31049 2016-01-25 Richard Biener <rguenther@suse.de>
31051 PR tree-optimization/69376
31052 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
31054 (VN_INFO_ANTI_RANGE_P): New inline.
31055 (VN_INFO_RANGE_TYPE): Likewise.
31056 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
31057 SSA_NAME_ANTI_RANGE_P.
31058 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
31059 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
31060 Properly query VN_INFO_RANGE_TYPE.
31062 2016-01-25 Nick Clifton <nickc@redhat.com>
31065 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
31067 2016-01-23 Tom de Vries <tom@codesourcery.com>
31069 PR tree-optimization/69426
31070 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
31073 2016-01-23 Jakub Jelinek <jakub@redhat.com>
31075 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
31076 "the the" with "the" in the comments.
31077 * ipa-devirt.c (build_type_inheritance_graph,
31078 update_type_inheritance_graph): Likewise.
31079 * tree.c (build_function_type_list_1): Likewise.
31080 * cfgloopmanip.c (scale_loop_profile): Likewise.
31081 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
31082 * gimple-ssa-split-paths.c
31083 (find_block_to_duplicate_for_splitting_paths): Likewise.
31084 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
31085 * expr.c (convert_move): Likewise.
31086 * var-tracking.c (vt_stack_adjustments): Likewise.
31087 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
31088 * tree-vrp.c (test_for_singularity): Likewise.
31090 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
31091 directly instead of building a temporary tree.
31094 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
31095 remove <algorithm> include.
31097 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31100 * config/i386/i386.c: Include dojump.h.
31101 (expand_small_movmem_or_setmem,
31102 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
31104 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
31105 if dynamic_check != -1.
31107 2016-01-21 Jeff Law <law@redhat.com>
31109 PR middle-end/69347
31110 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
31111 record_temporary_equivalences. Rewritten to avoid unnecessary calls
31112 into dominated_by_p.
31113 (cprop_into_successor_phis): Avoid unnecessary tests.
31115 2016-01-22 Richard Henderson <rth@redhat.com>
31118 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
31119 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
31121 2016-01-22 Michael Matz <matz@suse.de>
31123 * system.h (string, algorithm): Include only conditionally.
31124 (new): Include always under C++.
31125 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
31126 * final.c (toplevel): Ditto.
31127 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
31128 * genconditions.c (write_header): Make gencondmd.c define
31130 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
31132 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
31133 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
31135 2016-01-22 Christian Bruel <christian.bruel@st.com>
31138 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
31140 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31143 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
31144 define_insn_and_split. Ensure operands[1] and operands[0] do not
31145 get assigned the same register.
31147 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
31149 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
31151 2016-01-22 Christian Bruel <christian.bruel@st.com>
31153 * config/arm/arm-c.c (arm_pragma_target_parse):
31154 Remove warn_builtin_macro_redefined overwrite.
31156 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31158 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
31159 flag_non_call_exceptions compatibility.
31161 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31164 * dwarf2out.c (add_child_die_after): New function.
31165 (dwarf_qual_info_t): New type.
31166 (dwarf_qual_info): New variable.
31167 (qualified_die_p): New function.
31168 (modified_type_die): For -fdebug-types-section, ensure
31169 canonical order of qualifiers. Put qualified DIEs adjacent
31170 to the corresponding non-qualified type DIE and search there
31171 for existing qualified DIEs.
31173 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31175 * doc/extend.texi (scalar_storage_order type attribute): Document
31176 restriction on type punning and aliasing, and remove future tense.
31178 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
31181 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
31184 2016-01-21 Jeff Law <law@redhat.com>
31186 PR middle-end/69347
31187 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
31188 useless call to record_temporary_equivalences.
31189 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
31190 allocate 10 slots in the bb_path vector and let it grow as needed.
31191 (fsm_find_control_statement_thread_paths): Similarly for the next_path
31194 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
31196 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
31198 * configure: Regenerate.
31200 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
31202 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
31203 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
31205 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
31207 PR middle-end/66178
31208 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
31209 drop EXPAND_INITIALIZER.
31210 * rtl.h (contains_symbolic_reference_p): Declare.
31211 * rtlanal.c (contains_symbolic_reference_p): New function.
31212 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
31213 a subtraction into a NOT if symbolic constants are involved.
31215 2016-01-21 Anton Blanchard <anton@samba.org>
31216 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31219 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
31221 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
31224 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
31226 * config/microblaze/microblaze.c
31227 (get_branch_target): New.
31228 (insert_wic_for_ilb_runout): New.
31230 (microblaze_machine_dependent_reorg): New.
31231 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
31232 * config/microblaze/microblaze.md
31233 (UNSPEC_IPREFETCH): Define.
31234 (iprefetch): New pattern
31235 * config/microblaze/microblaze.opt
31236 (mxl-prefetch): New flag.
31238 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
31240 * config/microblaze/microblaze.h
31241 (FIXED_REGISTERS): Update in macro.
31242 (CALL_USED_REGISTERS): Update in macro.
31244 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
31246 PR rtl-optimization/68920
31247 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
31250 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
31252 PR rtl-optimization/68990
31253 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
31254 pseudo instead of inheritance ones.
31256 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
31257 Nick Clifton <nickc@redhat.com>
31261 * config/mips/mips.c (mips_compute_frame_info): Initialise
31262 args_size and hard_frame_pointer_offset fields of the frame
31263 structure before calling mips_global_pointer.
31265 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
31267 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
31269 * configure: Regenerate.
31271 2016-01-21 Richard Biener <rguenther@suse.de>
31273 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
31275 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
31277 * config/s390/s390.c (s390_asm_declare_function_size): Add code
31278 to actually emit the .size directive.
31280 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
31281 Jakub Jelinek <jakub@redhat.com>
31285 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
31286 args array size by one to avoid buffer overflow.
31288 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
31290 * config/s390/s390.md (pool_section_start): Use switch_to_section
31291 to select proper read-only data section instead of hardcoding
31293 (pool_section_end): Use switch_to_section to match the above.
31295 2016-01-21 Richard Biener <rguenther@suse.de>
31297 PR tree-optimization/69378
31298 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
31299 (set_ssa_val_to): Use it for dominance checks taking into
31300 account not executable edges.
31302 2016-01-21 Jakub Jelinek <jakub@redhat.com>
31305 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
31306 for bitsize instead of GET_MODE_PRECISION (mode).
31308 2016-01-20 Martin Sebor <msebor@redhat.com>
31311 * extend.texi (__sync Builtins): Clarify the semantics of
31312 __sync_fetch_and_OP built-ins on pointers.
31313 (__atomic Builtins): Same.
31315 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31316 Sebastian Pop <s.pop@samsung.com>
31318 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
31319 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
31320 (is_valid_rename): Same.
31321 (translate_isl_ast_to_gimple::get_rename): Same.
31322 (translate_isl_ast_to_gimple::rename_all_uses): Same.
31323 (translate_isl_ast_to_gimple::rename_uses): Same.
31324 (get_new_name): Check for close_phi nodes.
31325 (copy_loop_phi_args): Use phi_node_kind.
31326 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
31327 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
31329 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31330 Sebastian Pop <s.pop@samsung.com>
31332 Revert commit r229783.
31333 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
31334 Remove use of parameter_rename_map.
31335 (copy_def): Remove.
31336 (copy_internal_parameters): Remove.
31337 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
31338 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
31339 (free_sese_info): Do not free parameter_rename_map.
31340 (set_rename): Do not use parameter_rename_map.
31341 (rename_uses): Update call to set_rename.
31342 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
31343 * sese.h (parameter_rename_map_t): Remove.
31344 (struct sese_info_t): Remove field parameter_rename_map.
31346 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31347 Sebastian Pop <s.pop@samsung.com>
31349 * graphite-isl-ast-to-gimple.c: Fix comment.
31350 * graphite-scop-detection.c (defined_in_loop_p): New.
31351 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
31352 names defined in loop.
31354 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31355 Sebastian Pop <s.pop@samsung.com>
31357 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
31358 Discard unstructured if-then-else regions.
31360 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31361 Sebastian Pop <s.pop@samsung.com>
31363 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
31364 (cleanup_loop_iter_dom): Remove.
31365 (build_loop_iteration_domains): Remove.
31366 (build_scop_context): Remove.
31367 (build_scop_iteration_domain): Remove.
31368 (add_loop_constraints): New.
31369 (build_iteration_domains): New.
31370 (build_poly_scop): Call build_iteration_domains.
31372 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31373 Sebastian Pop <s.pop@samsung.com>
31375 * graphite-scop-detection.c
31376 (scop_detection::harmful_loop_in_region): Free dom and loops.
31377 (scop_detection::loop_body_is_valid_scop): Free bbs.
31379 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31380 Sebastian Pop <s.pop@samsung.com>
31382 * graphite-scop-detection.c (record_loop_in_sese): New.
31383 (gather_bbs::before_dom_children): Call record_loop_in_sese.
31384 (build_scops): Remove call to build_sese_loop_nests.
31385 * sese.c (sese_record_loop): Remove.
31386 (build_sese_loop_nests): Remove.
31387 (new_sese_info): Remove region->loops.
31388 (free_sese_info): Same.
31389 * sese.h (sese_contains_loop): Same.
31390 (build_sese_loop_nests): Remove.
31391 (sese_contains_loop): Remove.
31393 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31394 Sebastian Pop <s.pop@samsung.com>
31396 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
31397 loop_is_valid_in_scop.
31398 (scop_detection::harmful_stmt_in_region): Renamed
31399 harmful_loop_in_region.
31400 Call loop_is_valid_in_scop.
31402 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31403 Sebastian Pop <s.pop@samsung.com>
31405 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
31408 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31409 Sebastian Pop <s.pop@samsung.com>
31411 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
31412 * graphite.h (struct poly_bb): Remove field is_reduction.
31413 (PBB_IS_REDUCTION): Remove.
31415 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31416 Sebastian Pop <s.pop@samsung.com>
31418 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
31419 (add_pdr_constraints): Same.
31420 (scop_get_reads): Same.
31421 (scop_get_must_writes): Same.
31422 (scop_get_may_writes): Same.
31423 (scop_get_original_schedule): Same.
31424 (extend_schedule): Same.
31425 (apply_schedule_on_deps): Same.
31426 (carries_deps): Same.
31427 (compute_deps): Same.
31428 (scop_get_dependences): Same.
31429 * graphite-isl-ast-to-gimple.c
31430 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
31431 * graphite-optimize-isl.c (get_schedule_for_band): Same.
31432 (get_schedule_for_band_list): Same.
31433 (get_schedule_map): Same.
31434 (apply_schedule_map_to_scop): Same.
31435 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
31436 (build_loop_iteration_domains): Same.
31437 (add_condition_to_pbb): Same.
31438 (add_param_constraints): Same.
31439 (pdr_add_memory_accesses): Same.
31440 (pdr_add_data_dimensions): Same.
31442 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
31444 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
31447 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
31449 * common.opt (feliminate-dwarf2-dups): Replace references to
31450 "DWARF 2" with just "DWARF".
31451 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
31452 * doc/extend.texi: Likewise.
31453 * doc/cpp.texi: Likewise.
31454 * doc/invoke.texi: Likewise.
31455 (Option Summary): Add -gdwarf to list of Debugging Options.
31456 (Debugging Options): Document -gdwarf.
31457 * doc/contrib.texi: Spell "DWARF" like that.
31459 2016-01-21 Jakub Jelinek <jakub@redhat.com>
31461 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
31462 warning. Fix up formatting.
31464 PR middle-end/67653
31465 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
31466 attempt to mark memory input operand addressable and
31467 call prepare_gimple_addressable in that case. Don't adjust
31468 input_location for diagnostics, use error_at instead.
31470 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
31472 * config/rs6000/ppc-auxv.h: New file.
31473 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
31474 (cpu_is): Likewise.
31475 (cpu_supports): Likewise.
31476 * config/rs6000/rs6000.c: include "ppc-auxv.h".
31477 (cpu_is_info): New variable.
31478 (cpu_supports_info): Likewise.
31479 (tcb_verification_symbol): Likewise.
31480 (cpu_builtin_p): Likewise.
31481 (cpu_expand_builtin): New function.
31482 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
31483 (rs6000_init_builtins): Likewise.
31484 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
31485 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
31486 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
31487 * configure: Regenerate.
31488 * config.in: Likewise.
31489 * doc/extend.texi (PowerPC Built-in Functions): Document
31490 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
31492 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
31495 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
31497 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
31500 2016-01-20 Richard Henderson <rth@redhat.com>
31506 * tree.c (tm_define_builtin): New.
31507 (find_tm_vector_type): New.
31508 (build_tm_vector_builtins): New.
31509 (build_common_builtin_nodes): Call it.
31511 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
31513 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
31514 (arm_fp_ok): Likewise.
31515 (arm_fp): Likewise.
31516 (arm_crypto): Likewise.
31518 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
31519 Richard Biener <rguenther@suse.de>
31521 PR tree-optimization/69328
31522 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
31523 vectors have same number of elements.
31524 (vectorizable_condition): Fix masked version recognition.
31526 2016-01-20 Richard Biener <rguenther@suse.de>
31528 PR tree-optimization/69345
31529 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
31530 (VN_INFO_PTR_INFO): Likewise.
31531 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
31532 info when it is equal between non-dominating SSA names.
31533 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
31534 Make sure to look at original SSA infos.
31536 2016-01-20 Jeff Law <law@redhat.com>
31539 * config/m68k/predicates.md (pow2_m1_operand): New predicate
31541 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
31542 (pc_or_label_operand): New predicate.
31543 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
31544 tests for small integers that are 2^n - 1.
31546 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
31548 * doc/invoke.texi (Options Summary): Add '.' after @xref.
31550 2016-01-19 Jeff Law <law@redhat.com>
31552 PR middle-end/69347
31553 * tree-ssa-threadbackwards.c
31554 (fsm_find_control_statement_thread_paths): Do not try to lookup
31555 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
31557 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
31559 * doc/lto.texi: Remove text that says only Gold has linker plugin
31562 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
31564 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
31565 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
31566 the DIE accordingly.
31567 (modified_type_die): Add REVERSE parameter and pass it recursively,
31568 as well as to base_type_die. Adjust presence check accordingly.
31569 (base_type_for_mode): Adjust call to modified_type_die.
31570 (add_type_attribute): Add REVERSE parameter and pass it to
31572 (generic_parameter_die): Adjust call to add_type_attribute.
31573 (add_scalar_info): Likewise.
31574 (add_subscript_info): Likewise.
31575 (gen_array_type_die): Likewise.
31576 (gen_descr_array_type_die): Likewise.
31577 (gen_entry_point_die): Likewise.
31578 (gen_enumeration_type_die): Likewise.
31579 (gen_formal_parameter_die): Likewise.
31580 (gen_subprogram_die): Likewise.
31581 (gen_variable_die ): Likewise.
31582 (gen_const_die): Likewise.
31583 (gen_field_die): Likewise.
31584 (gen_pointer_type_die): Likewise.
31585 (gen_reference_type_die): Likewise.
31586 (gen_ptr_to_mbr_type_die): Likewise.
31587 (gen_inheritance_die): Likewise.
31588 (gen_subroutine_type_die): Likewise.
31589 (gen_typedef_die): Likewise.
31590 (force_type_die): Adjust call to modified_type_die.
31592 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
31594 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
31595 flow throughout the file. Fix broken link to Objective-C 2.0
31597 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
31600 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31602 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
31604 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31607 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
31608 (maybe_record_node): Record cxa_pure_virtual as the only possible
31609 target if there are not ohter candidates.
31610 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
31612 2016-01-19 Richard Biener <rguenther@suse.de>
31614 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
31615 (get_memory_order): Likewise.
31617 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
31619 * tree-vect-stmts.c (vectorizable_store): Check
31622 2016-01-19 David Malcolm <dmalcolm@redhat.com>
31625 * gcc.c (driver::decode_argv): Add call to
31626 init_opts_obstack before init_options_struct.
31627 * opts.c (init_opts_obstack): Remove idempotency.
31628 (init_options_struct): Replace call to init_opts_obstack
31629 with a gcc_assert to verify that it has already been called.
31630 * toplev.c (toplev::main): Add call to init_opts_obstack before
31631 calls to init_options_struct.
31632 (toplev::finalize): Move cleanup of opts_obstack next to
31633 cleanup of save_decoded_options, clearing the latter, and
31634 save_decoded_options_count.
31636 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31639 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
31640 attribute to unconditional. Remove %? from output template.
31642 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31643 Jiong Wang <jiong.wang@arm.com>
31645 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
31646 generated from different expand order.
31648 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31650 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
31651 Add support for CCMP costing.
31653 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31655 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
31656 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
31657 (fccmpe<mode>): Likewise.
31658 (fcmp): Rename to fcmp and globalize pattern.
31660 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
31661 (aarch64_gen_ccmp_next): Add FP support.
31663 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31665 * target.def (gen_ccmp_first): Update documentation.
31666 (gen_ccmp_next): Likewise.
31667 * doc/tm.texi (gen_ccmp_first): Update documentation.
31668 (gen_ccmp_next): Likewise.
31669 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
31670 expand_ccmp_expr_1. Improve comments.
31671 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
31672 (ccmp_ior<mode>): Remove pattern.
31673 (cmp<mode>): Remove expand.
31674 (cmp): Globalize pattern.
31675 (cstorecc4): Use cc_register.
31676 (mov<mode>cc): Remove ccmp_cc_register check.
31677 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
31678 Simplify after removal of CC_DNE/* modes.
31679 (aarch64_ccmp_mode_to_code): Remove.
31680 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
31681 In 'k' case use integer as condition.
31682 (aarch64_nzcv_codes): Remove inverted cases.
31683 (aarch64_code_to_ccmode): Remove.
31684 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
31685 comparison with CC register to be used in folowing CCMP/branch/CSEL.
31686 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
31687 pattern. Return the comparison with CC register. Invert conditions
31688 when bitcode is OR.
31689 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
31690 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
31692 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31694 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
31695 instrumented_version.
31697 2016-01-19 Richard Biener <rguenther@suse.de>
31699 PR tree-optimization/69336
31700 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
31701 handled components with get_ref_base_and_extent.
31702 (equal_mem_array_ref_p): Adjust.
31704 2016-01-19 Jakub Jelinek <jakub@redhat.com>
31707 * shrink-wrap.c: Include valtrack.h.
31708 (move_insn_for_shrink_wrap): Add DEBUG argument. If
31709 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
31710 in between insn and where it will be moved to. Call
31711 dead_debug_insert_temp.
31712 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
31713 first and dead_debug_local_finish at the end.
31714 For uses and defs bitmap, handle all regs in between REGNO and
31715 END_REGNO, not just the first one.
31717 2016-01-19 Richard Biener <rguenther@suse.de>
31719 PR tree-optimization/69352
31720 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
31721 (equal_mem_array_ref_p): Constrain size and max size properly.
31722 Compare the reverse flag.
31724 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
31726 * ira.c (ira): Update regstat data if we deleted insns.
31728 2016-01-19 Jakub Jelinek <jakub@redhat.com>
31730 PR rtl-optimization/68955
31731 PR rtl-optimization/64557
31732 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
31733 here. Fix up formatting.
31734 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
31736 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31739 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
31740 assume that the node has body.
31741 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
31744 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31746 * lto-streamer-out.c (lto_output): Do not stream instrumentation
31749 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31751 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
31752 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
31754 2016-01-19 Martin Jambor <mjambor@suse.cz>
31755 Martin Liska <mliska@suse.cz>
31756 Michael Matz <matz@suse.de>
31758 * Makefile.in (OBJS): Add new source files.
31759 (GTFILES): Add hsa.c.
31760 * common.opt (disable_hsa): New variable.
31761 (-Whsa): New warning.
31762 * config.in (ENABLE_HSA): New.
31763 * configure.ac: Treat hsa differently from other accelerators.
31764 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
31765 $enable_offloading.
31766 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
31767 * doc/install.texi (Configuration): Document --with-hsa-runtime,
31768 --with-hsa-runtime-include, --with-hsa-runtime-lib and
31769 --with-hsa-kmt-lib.
31770 * doc/invoke.texi (-Whsa): Document.
31771 (hsa-gen-debug-stores): Likewise.
31772 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
31773 to invoke offload compiler for hsa acclerator.
31774 * opts.c (common_handle_option): Determine whether HSA offloading
31775 should be performed.
31776 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
31777 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
31778 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
31779 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
31780 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
31781 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
31782 GF_OMP_FOR_KIND_GRID_LOOP.
31783 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
31784 (pp_gimple_stmt_1): Likewise.
31785 * gimple-walk.c (walk_gimple_stmt): Likewise.
31786 * gimple.c (gimple_build_omp_grid_body): New function.
31787 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
31788 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
31789 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
31790 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
31791 GF_OMP_TEAMS_GRID_PHONY.
31792 (gimple_statement_omp_single_layout): Updated comments.
31793 (gimple_build_omp_grid_body): New function.
31794 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
31795 (gimple_omp_for_grid_phony): New function.
31796 (gimple_omp_for_set_grid_phony): Likewise.
31797 (gimple_omp_parallel_grid_phony): Likewise.
31798 (gimple_omp_parallel_set_grid_phony): Likewise.
31799 (gimple_omp_teams_grid_phony): Likewise.
31800 (gimple_omp_teams_set_grid_phony): Likewise.
31801 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
31802 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
31803 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
31804 (BUILT_IN_GOMP_TARGET): Updated type.
31805 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
31806 (adjust_for_condition): New function.
31807 (get_omp_for_step_from_incr): Likewise.
31808 (extract_omp_for_data): Moved parts to adjust_for_condition and
31809 get_omp_for_step_from_incr.
31810 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
31811 (fixup_child_record_type): Bail out if receiver_decl is NULL.
31812 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
31813 (scan_omp_parallel): Do not create child functions for phony
31815 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
31816 (scan_omp_1_op): Checking assert we are not remapping to
31817 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
31818 (parallel_needs_hsa_kernel_p): New function.
31819 (expand_parallel_call): Register apprpriate parallel child
31820 functions as HSA kernels.
31821 (grid_launch_attributes_trees): New type.
31822 (grid_attr_trees): New variable.
31823 (grid_create_kernel_launch_attr_types): New function.
31824 (grid_insert_store_range_dim): Likewise.
31825 (grid_get_kernel_launch_attributes): Likewise.
31826 (get_target_argument_identifier_1): Likewise.
31827 (get_target_argument_identifier): Likewise.
31828 (get_target_argument_value): Likewise.
31829 (push_target_argument_according_to_value): Likewise.
31830 (get_target_arguments): Likewise.
31831 (expand_omp_target): Call get_target_arguments instead of looking
31832 up for teams and thread limit.
31833 (grid_expand_omp_for_loop): New function.
31834 (grid_arg_decl_map): New type.
31835 (grid_remap_kernel_arg_accesses): New function.
31836 (grid_expand_target_kernel_body): New function.
31837 (expand_omp): Call it.
31838 (lower_omp_for): Do not emit phony constructs.
31839 (lower_omp_taskreg): Do not emit phony constructs but create for them
31840 a temporary variable receiver_decl.
31841 (lower_omp_taskreg): Do not emit phony constructs.
31842 (lower_omp_teams): Likewise.
31843 (lower_omp_grid_body): New function.
31844 (lower_omp_1): Call it.
31845 (grid_reg_assignment_to_local_var_p): New function.
31846 (grid_seq_only_contains_local_assignments): Likewise.
31847 (grid_find_single_omp_among_assignments_1): Likewise.
31848 (grid_find_single_omp_among_assignments): Likewise.
31849 (grid_find_ungridifiable_statement): Likewise.
31850 (grid_target_follows_gridifiable_pattern): Likewise.
31851 (grid_remap_prebody_decls): Likewise.
31852 (grid_copy_leading_local_assignments): Likewise.
31853 (grid_process_kernel_body_copy): Likewise.
31854 (grid_attempt_target_gridification): Likewise.
31855 (grid_gridify_all_targets_stmt): Likewise.
31856 (grid_gridify_all_targets): Likewise.
31857 (execute_lower_omp): Call grid_gridify_all_targets.
31858 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
31859 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
31860 (tree_omp_clause): Added union field dimension.
31861 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
31862 * tree.c (omp_clause_num_ops): Added number of arguments of
31863 OMP_CLAUSE__GRIDDIM_.
31864 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
31865 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
31866 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
31867 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
31868 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
31869 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
31870 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
31871 * tree-pass.h (make_pass_gen_hsail): Declare.
31872 (make_pass_ipa_hsa): Likewise.
31873 * ipa-hsa.c: New file.
31874 * lto-section-in.c (lto_section_name): Add hsa section name.
31875 * lto-streamer.h (lto_section_type): Add hsa section.
31876 * timevar.def (TV_IPA_HSA): New.
31877 * hsa-brig-format.h: New file.
31878 * hsa-brig.c: New file.
31879 * hsa-dump.c: Likewise.
31880 * hsa-gen.c: Likewise.
31883 * toplev.c (compile_file): Call hsa_output_brig.
31884 * hsa-regalloc.c: New file.
31886 2016-01-18 Jeff Law <law@redhat.com>
31888 PR tree-optimization/69320
31889 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
31890 ranged object, do nothing if the RHS constant is not [0..1].
31891 (optimize_stmt): Comparing a boolean ranged object against a
31892 constant outside [0..1] results in a compile-time constant.
31894 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
31897 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
31899 * doc/invoke.texi (Invoking GCC): Add new section to menu.
31900 (Option Summary): Update to reflect new section and moved options.
31901 (C++ Dialect Options): Move -fstats to new section.
31902 (Debugging Options): Move all dump, statistics, and other GCC
31903 developer options to new section. Rewrite section introduction
31904 and re-order remaining options to put the more basic ones first.
31905 (Optimization Options): Move -fira-verbose and -flto-report* to
31907 (Developer Options): New section incorporating moved options.
31908 * doc/cppopts.texi (-dM): Update cross-reference.
31910 2016-01-18 Richard Henderson <rth@redhat.com>
31913 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
31914 operands to pseudo only if CSE is expected. Split long immediate
31915 operands only after reload, and for the stack pointer.
31916 (*add<GPI>3_pluslong): Remove.
31917 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
31918 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
31919 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
31920 (*add<GPI>3 peepholes): New.
31921 (*add<GPI>3 splitters): New.
31922 * config/aarch64/constraints.md (Upl): New.
31923 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
31925 2016-01-18 Richard Biener <rguenther@suse.de>
31927 PR tree-optimization/69297
31928 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
31930 (vect_bb_vectorization_profitable_p): Clear visited flag again.
31932 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
31934 PR middle-end/68542
31935 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
31936 of mixind vector and scalar types.
31937 (fold_relational_const): Add handling of vector
31938 comparison with boolean result.
31939 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
31940 comparison of vector operands with boolean result for EQ/NE only.
31941 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
31942 (verify_gimple_cond): Likewise.
31943 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
31946 2016-01-18 Joseph Myers <joseph@codesourcery.com>
31948 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
31951 2016-01-18 Richard Biener <rguenther@suse.de>
31953 PR middle-end/69308
31954 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
31956 2016-01-18 Tom de Vries <tom@codesourcery.com>
31958 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
31960 2016-01-18 Tom de Vries <tom@codesourcery.com>
31962 * omp-low.c (set_oacc_fn_attrib): Make extern.
31963 * omp-low.h (set_oacc_fn_attrib): Declare.
31964 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
31965 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
31966 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
31967 Add and handle function parameter oacc_kernels_p.
31968 (find_reduc_addr, get_omp_data_i_param): New function.
31969 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
31970 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
31971 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
31972 Calculate dominance info. Skip loops that are not in a kernels region
31973 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
31974 (pass_parallelize_loops::execute): Call parallelize_loops with
31975 oacc_kernels_p argument.
31976 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
31977 New member function.
31978 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
31979 * passes.def: Add argument to pass_parallelize_loops instantation.
31981 2016-01-18 Tom de Vries <tom@codesourcery.com>
31983 * tree-parloops.c (pass_parallelize_loops::execute): Allow
31984 pass_parallelize_loops to be run outside the loop pipeline.
31986 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31988 * tree-scalar-evolution.c (follow_copies_to_constant): New.
31989 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
31991 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31994 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
31995 using get_ref_base_and_extent.
31996 (equal_mem_array_ref_p): New.
31997 (hashable_expr_equal_p): Add call to previous.
31999 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32002 * tree-sra.c (disqualified_constants, constant_decl_p): New.
32003 (sra_initialize): Allocate disqualified_constants.
32004 (sra_deinitialize): Free disqualified_constants.
32005 (disqualify_candidate): Update disqualified_constants when appropriate.
32006 (create_access): Scan for constant-pool entries as we go along.
32007 (scalarizable_type_p): Add check against type_contains_placeholder_p.
32008 (maybe_add_sra_candidate): Allow constant-pool entries.
32009 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
32010 (initialize_constant_pool_replacements): New.
32011 (sra_modify_assign): Avoid mangling assignments created by previous,
32012 and don't generate writes into constant pool.
32013 (sra_modify_function_body): Call initialize_constant_pool_replacements.
32015 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
32017 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
32018 andnot instruction.
32019 (scalar_chain::convert_op): Likewise.
32020 * config/i386/i386.md (*andndi3_doubleword): New.
32022 2016-01-18 Richard Biener <rguenther@suse.de>
32024 PR tree-optimization/69170
32025 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
32026 building a vector from scalar results of a pattern stmt.
32028 2016-01-18 Jakub Jelinek <jakub@redhat.com>
32030 * haifa-sched.c (autopref_multipass_init): Work around
32031 -Wmaybe-uninitialized warning.
32033 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
32035 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
32036 against the constant 0.
32038 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32040 PR tree-optimization/68799
32041 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
32042 look up phi candidates in the statement-candidate map.
32043 (phi_add_costs): Likewise.
32044 (record_phi_increments): Likewise.
32045 (phi_incr_cost): Likewise.
32046 (ncd_with_phi): Likewise.
32047 (all_phi_incrs_profitable): Likewise.
32049 2016-01-17 Jakub Jelinek <jakub@redhat.com>
32051 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
32052 -Wmaybe-uninitialized warning.
32054 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
32056 * doc/invoke.texi (Invoking GCC): Add new section to menu.
32057 (Option Summary): Update to reflect new section and moved options.
32058 (C++ Dialect Options): Move -fvtable-verify and related options.
32059 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
32060 and profiling-related options.
32061 (Optimization Options): Move profile generation options and
32062 -fstack-protector and related options.
32063 (Instrumentation Options): New section incorporating moved options.
32064 (Code Generation Options): Move -finstrument-functions and
32065 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
32067 2016-01-16 Tom de Vries <tom@codesourcery.com>
32069 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
32071 2016-01-16 Tom de Vries <tom@codesourcery.com>
32073 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
32075 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
32077 * hash-table.h (hash_table::empty): Turn into an inline wrapper
32078 that checks whether the table is already empty. Rename the
32079 original implementation to...
32080 (hash_table::empty_slot): ...this new private function.
32082 2016-01-15 David Malcolm <dmalcolm@redhat.com>
32084 PR diagnostic/68899
32085 * diagnostic-show-locus.c (layout::print_source_line): Move x
32086 offset of line until after call to
32087 get_line_width_without_trailing_whitespace.
32089 2016-01-15 Jeff Law <law@redhat.com>
32091 PR tree-optimization/69270
32092 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
32093 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
32094 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
32095 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
32096 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
32097 ssa_name_has_boolean_range and constant_boolean_node.
32099 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
32101 PR rtl-optimization/69030
32102 * lra-spills.c (remove_pseudos): Check nrefs and make the function
32104 (spill_pseudos): Delete debug insn for dead pseudo.
32105 (lra_spill): Initiate spill_hard_reg and slots memory separately.
32107 2016-01-15 Jiong Wang <jiong.wang@arm.com>
32109 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
32111 (TYPES_UNOPUS): Likewise.
32112 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
32113 builtin type, from UNOP to UNOPUS.
32114 (lbtruncuv4sf): Likewise.
32115 (lbtruncuv2df): Likewise.
32116 (lrounduv2sf): Likewise.
32117 (lrounduv4sf): Likewise.
32118 (lrounduv2df): Likewise.
32119 (lroundusf): Likewise.
32120 (lroundusf): Likewise.
32121 (lceiluv2sf): Likewise.
32122 (lceiluv4sf): Likewise.
32123 (lceiluv2df): Likewise.
32124 (lceilusf): Likewise.
32125 (lceiludf): Likewise.
32126 (lflooruv2sf): Likewise.
32127 (lflooruv4sf): Likewise.
32128 (lflooruv2df): Likewise.
32129 (lfloorusf): Likewise.
32130 (lfloorudf): Likewise.
32131 (lfrintnuv2sf): Likewise.
32132 (lfrintnuv4sf): Likewise.
32133 (lfrintnuv2df): Likewise.
32134 (lfrintnusf): Likewise.
32135 (lfrintnudf): Likewise.
32136 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
32138 (vcvtq_u32_f32): Likewise.
32139 (vcvtq_u64_f64): Likewise.
32140 (vcvta_u32_f32): Likewise.
32141 (vcvtaq_u32_f32): Likewise.
32142 (vcvtaq_u64_f64): Likewise.
32143 (vcvtm_u32_f32): Likewise.
32144 (vcvtmq_u32_f32): Likewise.
32145 (vcvtmq_u64_f64): Likewise.
32146 (vcvtn_u32_f32): Likwise.
32147 (vcvtnq_u32_f32): Likewise.
32148 (vcvtnq_u64_f64): Likewise.
32149 (vcvtp_u32_f32): Likewise.
32150 (vcvtpq_u32_f32): Likewise.
32151 (vcvtpq_u64_f64): Likewise.
32152 (vcvtmd_u64_f64): Likewise.
32153 (vcvtms_u32_f32): Likewise.
32154 (vcvtad_u64_f64): Likewise.
32155 (vcvtas_u32_f32): Likewise.
32156 (vcvtnd_u64_f64): Likewise.
32157 (vcvtns_u32_f32): Likewise.
32158 (vcvtpd_u64_f64): Likewise.
32159 (vcvtps_u32_f32): Likewise.
32161 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32163 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
32164 CSEL of zero_extended registers.
32166 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32168 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
32169 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
32171 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32173 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
32174 false when argument string is not found in the attributes table
32177 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
32180 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
32181 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
32182 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
32183 precision estimate.
32185 2016-01-15 Richard Biener <rguenther@suse.de>
32187 PR tree-optimization/66856
32188 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
32189 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
32190 (vect_create_new_slp_node): Increment stmt reference count.
32191 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
32192 an SLP tree before swapping operands.
32193 (vect_build_slp_tree): Likewise.
32194 (destroy_bb_vec_info): Free stmt info after SLP instances.
32195 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
32196 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
32197 (STMT_VINFO_NUM_SLP_USES): New macro.
32199 2016-01-15 Richard Biener <rguenther@suse.de>
32202 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
32203 (add_linkage_name): ... here.
32204 (gen_typedef_die): Use add_linkage_name_raw instead of
32205 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
32208 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
32210 * gimplify.c (oacc_default_clause): Decode reference and pointer
32211 types for both kernels and parallel regions.
32213 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
32215 PR middle-end/69246
32216 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
32218 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
32220 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
32221 (convert_scalars_to_vector): Likewise.
32223 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
32225 * doc/extend.texi (Type Traits): Fix grammar.
32227 2016-01-15 Martin Jambor <mjambor@suse.cz>
32229 * tree-inline.c (remap_decl): Use existing dclarations if
32230 remapping a type and prevent_decl_creation_for_types.
32231 (replace_locals_stmt): Do an initial remapping of non-VLA typed
32232 decls first. Do real remapping with
32233 prevent_decl_creation_for_types set.
32234 * tree-inline.h (copy_body_data): New field
32235 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
32238 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
32240 * config/s390/s390.opt (mmvcle): More verbose help text.
32242 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
32244 * config/s390/s390.opt: Add period to -mzvector option text.
32246 2016-01-15 Richard Biener <rguenther@suse.de>
32248 PR tree-optimization/68961
32249 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
32250 of invariants in stores again.
32252 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
32254 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
32256 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
32258 * config/i386/i386.c (ix86_expand_branch): Don't split
32259 DI mode xor instruction to SI mode.
32261 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
32264 * ipa-icf.c (sem_function::merge): Virtual functions may become
32265 reachable even if they address is not taken and there are no
32268 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
32270 * lto-streamer-out.c (subtract_estimated_size): New function.
32271 (get_symbol_initial_value): Use it.
32273 2016-01-15 Christian Bruel <christian.bruel@st.com>
32276 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
32277 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
32278 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
32279 use add_builtin_function_ext_scope instead of add_builtin_function.
32280 (neon_set_p, neon_crypto_set_p): Remove.
32281 (arm_init_builtins): Always call arm_init_neon_builtins and
32282 arm_init_crypto_builtins.
32283 (arm_expand_builtin): Check that builtins are allowed for the arch.
32284 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
32285 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
32286 arm_init_neon_builtins call.
32288 2016-01-15 Richard Biener <rguenther@suse.de>
32290 PR tree-optimization/69117
32291 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
32292 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
32293 of the leader conservatively.
32294 (free_scc_vn): Restore original SSA name infos.
32296 2016-01-14 Jeff Law <law@redhat.com>
32298 PR tree-optimization/69270
32299 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
32300 single bit of precision, verify it's also unsigned.
32301 (record_edge_info): Use constant_boolean_node rather than fold_convert
32302 to convert boolean_true/boolean_false to the right type.
32304 2016-01-14 Richard Henderson <rth@redhat.com>
32307 * loop-doloop.c (record_reg_sets): New.
32308 (doloop_optimize): Reject the transform if the sequence
32309 clobbers registers live at the end of the loop block.
32310 (doloop_optimize_loops): Enable df_live if needed.
32312 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
32314 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
32315 * config/rs6000/rs6000.c: Likewise.
32316 * config/rs6000/rs6000.h: Likewise.
32317 * config/rs6000/rs6000.md: Likewise.
32318 * doc/extend.texi: Likewsie.
32320 2016-01-14 Jeff Law <law@redhat.com>
32322 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
32325 2016-01-14 Richard Henderson <rth@redhat.com>
32329 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
32330 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
32331 instead of builtin_decl_declared_p to test for declaration.
32333 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
32335 * doc/loop.texi (Loop Analysis and Representation): Document
32336 loop_depth function.
32338 2016-01-14 Tom de Vries <tom@codesourcery.com>
32340 PR tree-optimization/68773
32341 * omp-low.c (expand_omp_target): Don't set force_output.
32342 * varpool.c (varpool_node::get_create): Same.
32343 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
32344 offload_funcs with force_output.
32346 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32349 * lra-eliminations.c (move_plus_up): Don't change anything if either
32350 the outer or inner subreg mode is not MODE_INT.
32351 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
32352 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
32354 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
32356 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
32357 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
32358 reduc_uplus_@var{m}): Remove.
32359 * expr.c (expand_expr_real_2): Remove expansion path for
32360 reduc_[us](min|max|plus) optabs.
32361 * optabs-tree.c (scalar_reduc_to_vector): Remove.
32362 * optabs-tree.h (scalar_reduc_to_vector): Remove.
32363 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
32364 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
32365 * tree-vect-loop.c (vectorizable_reduction): Remove test for
32366 reduc_[us](min|max|plus) optabs.
32368 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
32370 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
32371 (reduc_plus_scal_v2sf): New.
32372 (reduc_smax_v2sf): Rename to...
32373 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
32374 (reduc_smin_v2sf): Rename to...
32375 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
32377 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
32379 * alias.c (compare_base_symbol_refs): New function.
32380 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
32383 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32385 PR middle-end/68146
32386 PR tree-optimization/69155
32387 * tree-complex.c: Include cfganal.h.
32388 (phis_to_revisit): New variable.
32389 (extract_component): Add phiarg_p argument. Assert that returned
32390 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
32391 (update_phi_components): Partly rewrite to use loop over real/imag
32392 components instead of code duplication. If extract_component returns
32393 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
32394 create_tmp_reg into the PHI node instead, and mention the phi triplet
32395 in phis_to_revisit.
32396 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
32397 in phis_to_revisit at the end.
32399 2016-01-14 Richard Biener <rguenther@suse.de>
32401 PR tree-optimization/68060
32402 * tree-vect-loop.c (vect_is_simple_reduction): Check the
32403 outer loop reduction is only used in the inner loop before
32404 detecting a double reduction.
32406 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32409 * combine.c (expand_field_assignment): Punt if compute_mode is
32410 unsupported scalar mode.
32412 2016-01-14 Richard Biener <rguenther@suse.de>
32414 PR tree-optimization/66856
32415 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
32416 SLP node only if it built successfully.
32417 (vect_analyze_slp_instance): Adjust.
32419 2016-01-14 Jeff Law <law@redhat.com>
32421 PR tree-optimization/69270
32422 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
32423 (record_edge_info): Use it. Convert boolean_{true,false}_node
32424 to the type of op0.
32426 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
32429 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
32430 use block_ultimate_origin
32431 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
32433 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
32435 * doc/invoke.texi (Submodel Options): Rename section to
32436 "Machine-Dependent Options" to better reflect its content.
32437 Rewrite introductory text to remove archaic CPU names.
32440 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
32442 * doc/invoke.texi (Code Gen Options): Move section up in file,
32443 before target-specific options. Update menu and option summary
32444 to reflect the new section ordering.
32446 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
32448 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
32449 (C++ Dialect Options): Add cross-reference to -std option.
32450 * doc/standards.texi (C++ Language): Document C++14 support.
32452 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
32454 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
32455 for pack/unpack functions for __ibm128.
32456 (PACK_IF): Likewise.
32457 (UNPACK_IF): Likewise.
32459 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
32460 support for __ibm128 pack/unpack functions.
32461 (rs6000_invalid_builtin): Likewise.
32462 (rs6000_init_builtins): Likewise.
32463 (rs6000_opt_masks): Likewise.
32465 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
32466 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
32468 (RS6000_BTM_COMMON): Likewise.
32470 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
32471 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
32472 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
32473 128-bit floating point. Add support for the double values to be
32474 in Altivec registers for TF/IF packing and unpacking, but restrict
32475 TD packing sub-fields to be FPR registers. Don't allow overlapped
32476 register support for packing. Allow pack inputs to be memory
32477 locations. Don't build generator functions for unpack<mode>_dm
32478 and unpack<mode>_nodm.
32479 (unpack<mode>_dm): Likewise.
32480 (unpack<mode>_nodm): Likewise.
32481 (pack<mode>): Likewise.
32483 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
32484 built-in functions to pack/unpack explicit __ibm128 values.
32485 (__builtin_unpack_ibm128): Likewise.
32487 * doc/extend.texi (PowerPC Built-in Functions): Document
32488 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
32490 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
32493 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
32494 Add new arg loc and pass it down as context.
32495 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
32496 to the location to use for the warning.
32497 (check_function_arguments): New arg loc. All callers changed. Pass
32498 it to check_function_nonnull.
32499 * c-common.h (check_function_arguments): Adjust declaration.
32501 2016-01-13 Jakub Jelinek <jakub@redhat.com>
32503 PR tree-optimization/69156
32504 * gimple.c (validate_type): Removed.
32505 (gimple_builtin_call_types_compatible_p): Use
32506 useless_type_conversion_p instead of validate_type.
32507 * value-prof.c (gimple_stringop_fixed_value): Fold
32508 icall_size to correct type.
32510 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
32512 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
32515 2016-01-13 Richard Henderson <rth@redhat.com>
32518 * target.def (builtin_tm_load, builtin_tm_store): Remove.
32519 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
32520 (ix86_builtin_tm_store): Remove.
32521 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
32522 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
32523 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
32524 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
32525 * doc/tm.texi: Rebuild.
32527 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
32528 (BUILT_IN_TM_MEMCPY_RTWN): New.
32529 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
32530 fallback from vector to integer helpers.
32531 (build_tm_load): Handle vector types directly, instead of
32533 (build_tm_store): Likewise.
32534 (expand_assign_tm): Prepare for register types not handled by
32535 the above. Copy them to memory and use memcpy.
32536 * tree.c (tm_define_builtin): New.
32537 (find_tm_vector_type): New.
32538 (build_tm_vector_builtins): New.
32539 (build_common_builtin_nodes): Call it.
32541 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
32543 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
32544 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
32546 2016-01-13 Tom de Vries <tom@codesourcery.com>
32548 PR tree-optimization/69169
32549 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
32550 handled_struct_type param.
32551 (create_variable_info_for, intra_create_variable_infos): Call
32552 create_variable_info_for_1 with extra arg.
32554 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
32556 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
32557 and "armv8.1-a+crc" entries.
32559 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
32562 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
32563 Change first operand predicate from register_or_constm1_operand
32564 to register_operand.
32565 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
32566 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
32567 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
32568 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
32569 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
32570 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
32571 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
32572 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
32573 comparison with constm1_rtx from vec_prefetch_gen part.
32575 2016-01-13 Richard Biener <rguenther@suse.de>
32577 PR tree-optimization/69013
32578 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
32579 Exchange assert for a test.
32581 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32584 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
32586 2016-01-13 Richard Biener <rguenther@suse.de>
32588 PR tree-optimization/69242
32589 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
32590 assert with a check.
32592 2016-01-13 Richard Biener <rguenther@suse.de>
32594 PR tree-optimization/69186
32595 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
32596 Properly guard vect_update_misalignment_for_peel call.
32598 2016-01-12 Jeff Law <law@redhat.com>
32600 PR tree-optimization/pr67755
32601 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
32602 "need_profile_correction".
32603 (thread_block_1): Initialize new field to false by default. If we
32604 have multiple thread paths through a common joiner to different
32605 final targets, then set new field to true.
32606 (compute_path_counts): Only do count adjustment when it's really
32609 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32611 * doc/invoke.texi (Spec Files): Move section down in file, past
32612 all command-line option descriptions.
32614 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
32616 PR middle-end/54809
32617 * doc/gty.texi: Remove documentation of mark_hook.
32618 * gengtype.c (struct write_types_data): Remove code to support
32619 mark_hook attribute.
32620 (walk_type): Likewise.
32621 (write_func_for_structure): Likewise.
32623 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32625 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
32626 Directory Options, and -specs= to Overall Options.
32627 (Overall Options): Adjust similarly. Reorder to group related
32628 options together. Make -specs= cross-reference the spec file details.
32629 (Directory Options): Adjust similarly.
32631 2016-01-12 Jeff Law <law@redhat.com>
32633 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
32635 2016-01-12 Olivier Hainque <hainque@adacore.com>
32637 * gcc.c (spec_undefvar_allowed): New global.
32638 (process_command): Set to true when running for --version or --help,
32640 (getenv_spec_function): When the variable is not defined, use the
32641 variable name as the variable value if we're allowed not to issue
32644 2016-01-12 Bin Cheng <bin.cheng@arm.com>
32646 PR tree-optimization/68911
32647 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
32648 information computed for expression "init + nit * step".
32650 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32652 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
32653 about name of GCC executable. Remove deleted node from menu.
32654 (Directory Options) <-B>: Remove cross-reference to deleted node.
32655 (Target Options): Delete section.
32657 2016-01-12 Christian Bruel <christian.bruel@st.com>
32660 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
32661 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
32663 2016-01-12 Jakub Jelinek <jakub@redhat.com>
32666 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
32667 aligned_mem is properly set for AVX512-VL floating point masked
32671 * ifcvt.c (cond_exec_process_if_block): When removing the last
32672 insn from then_bb, remove also any possible barriers that follow it.
32674 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
32678 * config/i386/iamcu.h (SIZE_TYPE): New macro.
32679 (PTRDIFF_TYPE): Likewise.
32680 (WCHAR_TYPE): Likewise.
32681 (WCHAR_TYPE_SIZE): Likewise.
32682 (STDINT_LONG32): Likewise.
32684 2016-01-12 Richard Biener <rguenther@suse.de>
32686 PR tree-optimization/69053
32687 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
32688 convert initial value for cond reductions.
32690 2016-01-12 Richard Biener <rguenther@suse.de>
32692 PR tree-optimization/69007
32693 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
32694 widen_sum after dot_prod and sad.
32696 2016-01-12 Richard Biener <rguenther@suse.de>
32698 PR tree-optimization/69168
32699 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
32700 pattern stmt SLP type.
32701 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
32702 end up unused so cope with that case.
32704 2016-01-12 Richard Biener <rguenther@suse.de>
32706 PR tree-optimization/69157
32707 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
32708 stmts def type only during analyze phase.
32709 (vectorizable_call): Likewise.
32710 (vectorizable_simd_clone_call): Likewise.
32711 (vectorizable_conversion): Likewise.
32712 (vectorizable_assignment): Likewise.
32713 (vectorizable_shift): Likewise.
32714 (vectorizable_operation): Likewise.
32715 (vectorizable_store): Likewise.
32716 (vectorizable_load): Likewise.
32718 2016-01-12 Richard Biener <rguenther@suse.de>
32720 PR tree-optimization/69174
32721 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
32723 (vectorizable_load): Properly compute the number of loads needed
32724 for permuted strided SLP loads and do not spuriously assign
32725 to SLP_TREE_VEC_STMTS.
32727 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
32729 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
32730 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
32731 (MD_EXEC_PREFIX): Remove.
32732 (MD_STARTFILE_PREFIX) Removee.
32733 (FILE_NAME_ABSOLUTE_P): Remove.
32734 (CPP_SPEC): Do not read macros from sys/version.h.
32735 (LINK_COMMAND_SPEC): Remove.
32736 (LOCAL_INCLUDE_DIR): Remove.
32737 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
32738 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
32739 (POST_LINK_SPEC): Define to invoke stubify after linker
32740 (LIBSTDCXX): Remove define
32741 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
32742 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
32743 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
32744 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
32745 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
32746 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
32747 (i386_djgpp_asm_named_section): Add propotype of new procedure
32749 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
32750 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
32751 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
32752 in config/i386/djgpp.h).
32753 (STANDARD_STARTFILE_PREFIX_2): Define identical to
32754 STANDARD_STARTFILE_PREFIX_1.
32755 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
32756 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
32757 installation errors.
32758 (MAX_OFILE_ALIGNMENT): Define to 128.
32759 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
32761 * config/i386/djgpp.c: New file. Add implementation of
32762 i386_djgpp_asm_named_section.
32764 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
32766 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
32767 Add rule for building djgpp.o.
32769 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32771 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
32772 (rtx_is_swappable_p): Reductions are swappable.
32773 (insn_is_swappable_p): V2DF reductions are swappable.
32775 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
32777 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
32778 reloads for other unsupported memory operands.
32780 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
32781 Jim Wilson <jim.wilson@linaro.org>
32784 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
32785 copy_to_mode_reg instead of force_reg.
32787 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
32790 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
32791 TARGET_80387 is true.
32793 2016-01-11 Jakub Jelinek <jakub@redhat.com>
32796 * lra-eliminations.c (move_plus_up): Only move plus up
32797 if subreg of the constant can be simplified into constant
32798 and use the simplified subreg of the constant instead of
32799 the original constant.
32801 * fold-const.c (fold_convertible_p): Don't return true
32802 for conversion of VECTOR_TYPE to same sized integral type.
32803 (fold_convert_loc): Fix up formatting. Fold conversion of
32804 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
32805 instead of NOP_EXPR.
32807 PR tree-optimization/69214
32808 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
32809 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
32812 PR tree-optimization/69207
32813 * tree-vect-slp.c (vect_get_constant_vectors): For
32814 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
32815 fold_convertible_p to vector_type's element type, and always
32816 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
32818 2016-01-11 Richard Biener <rguenther@suse.de>
32820 PR tree-optimization/69173
32821 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
32822 fixup the cycle if all stmts are in a pattern.
32824 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
32826 PR middle-end/68999
32827 * alias.c (base_alias_check): Move check for addresses with
32828 alignment ANDs before the call for compare_base_decls.
32829 (memrefs_conflict_p): Return -1 for different decls
32830 that went through alignment adjustments.
32832 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32834 PR rtl-optimization/68796
32835 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
32836 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
32837 and QImode comparisons against zero with CC_NZmode.
32838 * config/aarch64/iterators.md (short_mask): New mode_attr.
32840 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
32842 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
32843 (<avx512>_store<mode>_mask): Likewise.
32845 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
32846 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32848 PR rtl-optimization/68841
32849 * ifcvt.c (struct noce_if_info): Add orig_x field.
32850 (bbs_ok_for_cmove_arith): Add to_rename parameter.
32851 Don't record conflicts on to_rename if it's present.
32852 Allow memory destinations in sets.
32853 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
32854 blocks, passing orig_x to the checks.
32855 (noce_process_if_block): Set if_info->orig_x appropriately.
32857 2016-01-11 Tom de Vries <tom@codesourcery.com>
32859 PR tree-optimization/69069
32860 * tree-parloops.c (create_parallel_loop): Add missing phi args.
32862 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
32864 PR rtl-optimization/68920
32865 * config/i386/i386.c (ix86_option_override_internal): Restrict number
32866 of conditional moves for RTL if-conversion to 1 for
32867 TARGET_ONE_IF_CONV_INSN.
32868 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
32869 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
32870 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
32871 parameter to restirct number of conditional moves for
32873 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
32874 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
32877 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
32880 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
32881 onepart vars. Fix typo in comment. Fix reversed condition in
32883 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
32886 * var-tracking.c (dump_onepart_variable_differences): New.
32887 (dataflow_set_different): If a detailed dump is requested,
32888 delay early returns and dump differences between onepart
32889 variables present before and after, and added variables.
32891 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
32894 * expr.c (expand_expr_real_1): For boolean vector constants
32895 with a scalar mode use const_scalar_mask_from_tree.
32896 (const_scalar_mask_from_tree): New.
32897 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
32898 assigned to a mask type to handle constants.
32900 2016-01-11 Martin Jambor <mjambor@suse.cz>
32903 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
32904 useless parameters if we cannot change function signature.
32906 2016-01-11 Martin Jambor <mjambor@suse.cz>
32909 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
32912 2016-01-11 Tom de Vries <tom@codesourcery.com>
32914 PR tree-optimization/69109
32915 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
32918 2016-01-11 Tom de Vries <tom@codesourcery.com>
32920 PR tree-optimization/69108
32921 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
32922 res is not used in a phi.
32924 2016-01-11 Yury Gribov <y.gribov@samsung.com>
32927 * common.opt (frandom-seed): Fix parameter name.
32928 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
32930 2016-01-11 Tom de Vries <tom@codesourcery.com>
32932 PR tree-optimization/69058
32933 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
32936 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
32938 * config/arc/arc.opt (mdiv-rem): Add period to the end.
32939 (mcode-density): Likewise.
32941 2016-01-10 Tom de Vries <tom@codesourcery.com>
32943 PR tree-optimization/69062
32944 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
32945 (parallelize_loops): Don't paralelize loop that has phi with address
32948 2016-01-10 Tom de Vries <tom@codesourcery.com>
32950 PR tree-optimization/69039
32951 * tree-parloops.c (try_create_reduction_list): Only allow single exit
32954 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
32956 PR middle-end/68743
32957 * match.pd: Require target has function_c99_misc before doing
32958 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
32960 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
32962 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
32964 * configure: Regenerate.
32966 2016-01-09 Jakub Jelinek <jakub@redhat.com>
32968 PR middle-end/50865
32969 PR tree-optimization/69097
32970 * fold-const.h (expr_not_equal_to): New prototype.
32971 * fold-const.c: Include stringpool.h and tree-ssanames.h.
32972 (expr_not_equal_to): New function.
32973 * match.pd (X % -Y is the same as X % Y): Don't optimize
32974 unless X is known not to be equal to minimum or Y is known
32975 not to be equal to -1.
32976 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
32977 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
32978 (simplify_stmt_using_ranges): Adjust caller.
32979 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
32980 substitute_and_fold.
32982 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
32984 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
32987 2016-01-08 Jakub Jelinek <jakub@redhat.com>
32989 PR tree-optimization/69167
32990 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
32991 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
32993 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
32995 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
32996 Richard Biener <rguenther@suse.de>
32998 PR tree-optimization/68707
32999 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
33000 instances that can be handled via vect_load_lanes.
33002 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
33004 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
33005 if we can't determine address equivalence.
33006 * alias.c (compare_base_decl): Update for changed return value of
33007 symtab_node::equal_address_to.
33009 2016-01-08 Jason Merrill <jason@redhat.com>
33013 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
33014 * expr.c (store_field): Not here.
33015 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
33016 call with TREE_ADDRESSABLE type.
33017 * tree-cfg.c (verify_gimple_call): Adjust.
33019 2016-01-08 Olivier Hainque <hainque@adacore.com>
33021 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
33024 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
33026 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
33027 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
33028 (reduc_smin_v2sf): Rename to...
33029 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
33030 (reduc_splus_v2sf): Rename to...
33031 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
33033 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33035 PR tree-optimization/69162
33036 * gimplify.c (gimplify_va_arg_expr): Encode original type of
33037 valist argument in another argument.
33038 (gimplify_modify_expr): Adjust for the above change. Cleanup.
33039 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
33040 to determine the va_list type, build a MEM_REF instead of
33041 build_fold_indirect_ref.
33043 PR tree-optimization/69172
33044 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
33047 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
33049 PR tree-optimization/67781
33050 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
33051 and cmpnop in two steps: first the ones not accessed in original
33052 gimple expression in a endian independent way and then the ones not
33053 accessed in the final result in an endian-specific way.
33055 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33057 PR tree-optimization/69083
33058 * tree-vect-slp.c (vect_get_constant_vectors): For
33059 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
33060 element type. If op is fold_convertible_p to vector_type's element
33061 type, use NOP_EXPR instead of VCE.
33063 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
33065 PR rtl-optimization/67778
33066 PR rtl-optimization/68634
33067 PR rtl-optimization/68909
33068 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
33069 block from the stack until done with it. Remove a superfluous
33070 bitmap set. Remove a superfluous bitmap test.
33072 2016-01-07 Martin Sebor <msebor@redhat.com>
33075 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
33076 constraint on the type of arguments.
33078 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
33080 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
33081 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
33082 unaligned_access on the gcc_options set.
33083 * config/arm/arm.c (arm_option_override_internal): Use
33084 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
33086 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33089 * config/i386/i386.c (ix86_frame_pointer_required): Enable
33090 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
33092 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33095 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33098 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33099 depending on frame_pointer_needed before remaining integer and SSE
33100 registers are saved.
33102 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
33105 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
33107 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
33110 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
33111 Use the "xBm" constraint.
33112 (float<sseintvecmodelower><mode>2<mask_name><round_name):
33114 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
33115 (sse_cvtsi2ssq<round_name>): Likewise.
33116 (sse_cvtss2si<round_name>): Likewise.
33117 (sse_cvtss2siq<round_name>): Likewise.
33118 (sse2_cvtsi2sdq<round_name>): Likewise.
33119 (sse2_cvtsd2si<round_name>): Likewise.
33120 (sse2_cvtsd2siq<round_name>): Likewise.
33121 * config/i386/subst.md (round_nimm_scalar_predicate): New
33124 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
33126 PR middle-end/67639
33127 * varasm.c (make_decl_rtl): Mark invalid register vars as
33130 PR rtl-optimization/66206
33131 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
33132 All callers changed.
33134 2016-01-07 Jakub Jelinek <jakub@redhat.com>
33136 PR tree-optimization/69141
33137 * tree-ssa-pre.c: Include langhooks.h.
33138 (eliminate_dom_walker::before_dom_children): Use
33139 lang_hooks.decl_printable_name instead of
33140 cgraph_node::get ()->name ().
33142 PR middle-end/68960
33143 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
33144 it and DECL_ALIGN too.
33146 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
33148 * config/mips/mips-ftypes.def: Sort to lexicographical order.
33150 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33153 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33154 depending on frame_pointer_needed before remaining integer and SSE
33155 registers are saved.
33157 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33159 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
33160 mode iterator with VSX_M2.
33161 (*p9_vecstore_<mode>): Likewise.
33162 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
33163 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
33164 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
33165 (define_split for VSX_LE128 stores): Likewise.
33166 (define_peephole2 for TImode LE swaps): Likewise.
33167 (define_split for VSX_LE128 post-reload stores): Likewise.
33169 2016-01-06 Marek Polacek <polacek@redhat.com>
33172 * convert.c (convert_to_integer_1): Adjust call to
33173 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
33174 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
33175 EXPR instead of ARG.
33176 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
33178 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33181 * doc/extend.texi (RL78 Variable Attributes): New section.
33183 2016-01-05 Marek Polacek <polacek@redhat.com>
33186 * builtins.c (get_memmodel): Use expansion point location rather than
33187 the input location. Call warning_at rather than warning.
33188 (expand_builtin_atomic_compare_exchange): Likewise.
33189 (expand_builtin_atomic_load): Likewise.
33190 (expand_builtin_atomic_store): Likewise.
33191 (expand_builtin_atomic_clear): Likewise.
33193 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33196 * config/i386/i386.c (ix86_expand_vector_logical_operator):
33197 Replace nonimmediate_operand with vector_operand.
33198 * config/i386/predicates.md (vector_operand): New predicate.
33199 (general_vector_operand): Replace nonimmediate_operand with
33201 * config/i386/sse.md: Replace nonimmediate_operand with
33202 vector_operand and m constraint with Bm constraint on SSE
33203 patterns with 16-byte memory operand.
33204 * config/i386/subst.md (round_nimm_predicate): Replace
33205 nonimmediate_operand with vector_operand.
33206 (round_saeonly_nimm_predicate): Likewise.
33207 (round_saeonly_nimm_scalar_predicate): New.
33209 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33212 * config/i386/constraints.md (Bm): New constraint.
33213 * config/i386/predicates.md (vector_memory_operand): New
33215 * config/i386/sse.md: Replace xm with xBm in plusminus and
33216 any_logic patterns.
33218 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33221 * doc/extend.texi (V850 Function Attributes): New section.
33222 (V850 Variable Attributes): New section.
33224 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33227 * doc/extend.texi (MicroBlaze Function Attributes): Document
33228 interrupt_handler and fast_interrupt attributes.
33230 2016-01-05 Sergei Trofimovich <siarheit@google.com>
33233 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
33234 for local symbolic operands.
33235 * config/ia64/predicates.md (local_symbolic_operand64): New
33238 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33240 PR rtl-optimization/68651
33241 * combine.c (combine_simplify_rtx): Canonicalize x + x into
33244 2016-01-05 Nathan Sidwell <nathan@acm.org>
33246 * alias.c (compare_base_decls): Use symtab_node::get.
33248 2016-01-05 Nick Clifton <nickc@redhat.com>
33251 * ira-costs.c (copy_cost): Initialise the t_icode field of the
33252 secondary_reload_info structure.
33255 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
33256 decls if weak support is available.
33258 2016-01-04 Martin Sebor <msebor@redhat.com>
33260 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
33262 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
33264 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
33265 OPTION_MASK_P9_DFORM.
33267 * config/rs6000/constraints.md (wo constraint): New constraint for
33270 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
33272 (rs6000_init_hard_regno_mode_ok): Likewise.
33274 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
33277 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
33278 expanders not to have constraints. Add support for ISA 3.0 xxperm
33279 instruction. Add support for fusing xxlor with xxperm.
33280 (altivec_vperm_<mode>_internal): Likewise.
33281 (altivec_vperm_v8hiv16qi): Likewise.
33282 (altivec_vperm_<mode>v16q): Likewise.
33283 (altivec_vperm_<mode>_uns): Likewise.
33284 (vperm_v8hiv4si): Likewise.
33285 (vperm_v16qiv8hi): Likewise.
33287 * doc/md.texi (RS/6000 constraints): Document wo constraint.
33289 2016-01-04 Jakub Jelinek <jakub@redhat.com>
33291 Update copyright years.
33293 * gcc.c (process_command): Update copyright notice dates.
33294 * gcov-dump.c (print_version): Ditto.
33295 * gcov.c (print_version): Ditto.
33296 * gcov-tool.c (print_version): Ditto.
33297 * gengtype.c (create_file): Ditto.
33298 * doc/cpp.texi: Bump @copying's copyright year.
33299 * doc/cppinternals.texi: Ditto.
33300 * doc/gcc.texi: Ditto.
33301 * doc/gccint.texi: Ditto.
33302 * doc/gcov.texi: Ditto.
33303 * doc/install.texi: Ditto.
33304 * doc/invoke.texi: Ditto.
33306 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33308 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
33309 modes larger than TImode as TImode if NEON is not enabled.
33311 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33314 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
33315 mode for %f0-%f31 only if TARGET_FPU.
33317 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33320 * config/sparc/sparc.c (scan_record_type): Take into account subfields
33321 to compute the PACKED_P predicate.
33322 (function_arg_record_value): Minor tweaks.
33324 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
33326 * doc/install.texi (--with-multilib-list): Describe the meaning of the
33327 option for arm*-*-* targets.
33329 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
33331 * doc/extend.texi (Common Function Attributes): Move docs for
33332 MSP430-specific attributes to....
33333 (MSP430 Function Attributes): ...here. Delete the redundant
33334 entries and copy-edit the remaining text.
33335 (MSP430 Variable Attributes): Use uniform format for index
33336 entries and add a cross-reference to the corresponding function
33339 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
33341 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
33343 (x86 Options): Likewise.
33345 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
33349 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
33350 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
33351 to corresponding attribute.
33353 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
33355 * doc/extend.texi (Common Function Attributes) <noplt>: Move
33356 to correct alphabetization of table. Copy-edit and correct
33358 <stack_protect>: Likewise.
33359 <target_clones>: Likewise.
33361 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
33362 Correct punctuation.
33363 (Code Gen Options) <-fno-plt>: Copy-edit.
33365 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
33368 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
33369 SI values. Explicitly convert SI to DI and vice-versa.
33371 2016-01-01 Jakub Jelinek <jakub@redhat.com>
33373 PR tree-optimization/69070
33374 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
33375 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
33378 * ubsan.c (ubsan_instrument_float_cast): Call
33379 initialize_sanitizer_builtins.
33382 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
33384 Copyright (C) 2016 Free Software Foundation, Inc.
33386 Copying and distribution of this file, with or without modification,
33387 are permitted in any medium without royalty provided the copyright
33388 notice and this notice are preserved.