1 2016-12-01 Richard Biener <rguenther@suse.de>
3 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
4 treat arrays with same type as objects that cannot overlap.
6 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
8 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
9 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
10 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
12 2016-12-01 Jakub Jelinek <jakub@redhat.com>
15 * dwarf2out.c (loc_descr_plus_const): For negative offset use
16 uint_loc_descriptor instead of int_loc_descriptor and perform negation
17 in unsigned HOST_WIDE_INT type.
18 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
21 * config/rs6000/rs6000.c (rs6000_frame_related): Call
22 set_used_flags (pat) before any simplifications. Clear used flag on
23 PARALLEL copy. Don't guard add_reg_note call. Call
24 copy_rtx_if_shared on pat before storing it into
25 REG_FRAME_RELATED_EXPR.
27 2016-12-01 Alan Modra <amodra@gmail.com>
29 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
30 look inside UNSPEC_VSX_XXSPLTW vec.
32 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
34 PR rtl-optimization/78607
35 * combine.c (try_combine): Emit a barrier after a unconditional trap.
37 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
40 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
41 element is not a constant or in a register, force it to a
45 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
46 that will be set to a vector element to be in a register.
47 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
48 the wrong multiplier to convert the element number to a byte
51 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
53 PR tree-optimization/77856
54 * lra-constraints.c (inherit_in_ebb): Check original regno for
55 invalid invariant regs too. Set only clobbered hard regs for the
56 invalid invariant regs.
58 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
60 Commit files forgotten in r242966.
62 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
63 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
64 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
65 prefix check to find wrap-around value, instead use MCU flash size.
66 For 8k flash devices, update link_pmem_wrap spec string to
67 add --pmem-wrap-around=8k.
68 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
70 (LINK_SPEC): ...to here.
72 2016-11-30 David Malcolm <dmalcolm@redhat.com>
75 * selftest.c (selftest::assert_strndup_eq): New function.
76 (selftest::test_strndup): New function.
77 (selftest::test_libiberty): New function.
78 (selftest::selftest_c_tests): Call test_libiberty.
80 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
82 PR rtl-optimization/78610
83 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
86 2016-11-30 Bin Cheng <bin.cheng@arm.com>
88 PR tree-optimization/78574
89 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
90 header PHI that doesn't define biv.
92 2016-11-30 Jakub Jelinek <jakub@redhat.com>
94 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
97 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
98 sharing the SUBREG rtx between move and following insn.
100 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
101 for REG_EQUIV argument.
103 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
105 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
107 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
110 * real.c (real_hash): Add cast to avoid left
111 shifting of negative values.
113 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
116 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
117 from a subreg in operands[1] and don't call REGNO on a non-reg
118 expression when deciding to force operands[2] into a reg.
120 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
121 Andrew Burgess <andrew.burgess@embecosm.com>
123 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
124 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
125 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
126 * config/arc/arc700.md: Add define_bypass for store/load.
128 2016-11-30 Martin Liska <mliska@suse.cz>
130 * cgraph.c (symbol_table::initialize): Initialize
131 ipa_clones_dump_file.
132 (cgraph_node::remove): Report to ipa_clones_dump_file.
133 * cgraph.h: Add new argument (suffix) to cloning methods.
134 * cgraphclones.c (dump_callgraph_transformation): New function.
135 (cgraph_node::create_clone): New argument.
136 (cgraph_node::create_virtual_clone): Likewise.
137 (cgraph_node::create_version_clone): Likewise.
138 * dumpfile.c: Add .ipa-clones dump file.
139 * dumpfile.h (enum tree_dump_index): Add TDI_clones
140 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
141 to dump_callgraph_transformation.
143 2016-11-30 Martin Liska <mliska@suse.cz>
146 * asan.c (asan_expand_mark_ifn): Properly
147 select a VAR_DECL from FRAME.* component reference.
149 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
151 PR rtl-optimization/78583
152 * simplify-rtx.c (simplify_truncation): Add check missing from the
155 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
157 PR rtl-optimization/78590
158 * combine.c (change_zero_ext): Transform zero_extend of subregs only
159 if the subreg_reg is a scalar integer mode.
161 2016-11-30 Jakub Jelinek <jakub@redhat.com>
163 PR tree-optimization/78586
164 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
165 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
166 Don't build_int_cst min/max twice. Formatting fix.
168 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
170 PR rtl-optimization/78588
171 * combine.c (if_then_else_cond): Also guard against BLKmode.
172 * rtlanal.c (num_sign_bit_copies1): Add assert.
174 2016-11-29 Jeff Law <law@redhat.com>
176 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
179 * lra-constraints.c (check_and_process_move): Constrain the
180 range of DCLASS and SCLASS to avoid false positive out of bounds
183 2016-11-29 David Malcolm <dmalcolm@redhat.com>
185 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
187 2016-11-29 David Malcolm <dmalcolm@redhat.com>
189 PR preprocessor/78569
190 * input.c (get_substring_ranges_for_loc): Fail gracefully if
191 line directives were present.
193 2016-11-30 Matthias Klose <doko@ubuntu.com>
195 * doc/install.texi: Document configure options --enable-objc-gc
196 and --with-target-bdw-gc.
198 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
201 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
202 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
203 residing in traditional altivec registers can be stored
206 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
209 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
210 overhead loop start between a call and its CALL_ARG_LOCATION
213 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
215 * config/bfin/linux.h (CPP_SPEC): Define.
217 2016-11-29 Martin Sebor <msebor@redhat.com>
219 PR tree-optimization/78512
220 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
221 * config/rs6000/linux.h: Same.
222 * config/rs6000/linux64.h: Same.
223 * config/sol2.h: Same.
224 * config/sol2.c (solaris_printf_pointer_format): Remove.
225 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
226 * doc/tm.texi: Regenerate.
227 * gimple-ssa-sprintf.c (format_pointer): Rempove.
228 (pass_sprintf_length::compute_format_length): Return bool.
229 (pass_sprintf_length::handle_gimple_call): Adjust.
230 * target.def (printf_pointer_format): Remove.
231 * targhooks.c (default_printf_pointer_format): Remove.
232 (linux_printf_pointer_format): Same.
233 * targhooks.h (default_printf_pointer_format): Remove.
234 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
236 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
238 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
240 (SWI1248_AVX512BWDQ): Ditto.
241 (SWI1248_AVX512BW): Ditto.
242 (k<any_logic:code><mode>): Ditto.
243 (kandn<mode>): Ditto.
244 (kxnor<mode>): Ditto.
246 (*k<any_lshift:code><mode>): Ditto.
247 (kortestzhi, kortestchi): Ditto.
248 (kunpckhi, kunpcksi, kunpckdi): Ditto.
250 2016-11-29 Andrew Pinski <apinski@cavium.com>
252 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
255 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
258 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
259 to stack before call mcount.
260 (tilegx_can_use_return_insn_p): Clean up code.
262 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
264 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
266 2016-11-29 David Malcolm <dmalcolm@redhat.com>
272 * spellcheck.c (selftest::test_find_closest_string): Verify that
273 we don't offer the goal string as a suggestion.
274 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
275 offer the goal string as a suggestion.
278 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
280 * config/arc/arc.c (arc_override_options): Avoid selection of
281 compact casesi for ARCv2.
283 2016-11-29 Richard Biener <rguenther@suse.de>
285 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
286 PHIs after a regular stmt.
287 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
290 2016-11-29 Martin Liska <mliska@suse.cz>
292 PR gcov-profile/78582
293 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
294 to prevent PHI argument clash.
296 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
298 * config/arc/arc.opt (marclinux): Fix typo.
299 (marclinux_prof): Likewise.
301 2016-11-29 Jiong Wang <jiong.wang@arm.com>
303 * target.def (stack_protect_runtime_enabled_p): New.
304 * function.c (expand_function_end): Guard stack_protect_epilogue with
305 targetm.stack_protect_runtime_enabled_p.
306 * cfgexpand.c (pass_expand::execute): Likewise.
307 * calls.c (expand_call): Likewise.
308 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
309 * doc/tm.texi: Regenerate.
311 2016-11-29 Richard Biener <rguenther@suse.de>
314 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
316 2016-11-29 Janus Weil <janus@gcc.gnu.org>
318 * doc/contrib.texi: Add a few missing gfortran contributors.
320 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
322 * combine.c (change_zero_ext): Also handle extends from a subreg
323 to a mode bigger than that of the operand of the subreg.
325 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
328 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
329 stack_restore_tie insn instead of stack_tie, for the SVR4 and
331 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
333 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
335 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
336 head_components and tail_components.
337 (spread_components): New algorithm.
338 (emit_common_tails_for_components): Clear head_components and
340 (insert_prologue_epilogue_for_components): Write extra output to the
341 dump file for sibcalls and abnormal exits.
343 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
345 PR rtl-optimization/78342
346 * combine.c: Include "cfghooks.h".
347 (try_combine): If we create an unconditional trap, break the basic
348 block in two just after it, and remove the edge between; also, set
349 the *new_direct_jump_p flag so that cleanup_cfg is run.
351 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
353 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
356 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
358 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
359 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
360 output template string.
361 (*anddi_1): Use multi-line output template string.
364 2016-11-28 Jakub Jelinek <jakub@redhat.com>
367 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
368 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
369 note has been removed.
370 * postreload.c (reload_combine_recognize_pattern): If
371 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
373 2016-11-28 Martin Sebor <msebor@redhat.com>
376 * gimple-ssa-sprintf.c (target_max_value): Remove.
377 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
378 (get_width_and_precision): New function.
379 (format_integer, format_floating, get_string_length, format_string):
380 Correct handling of width and precision with unknown value.
381 (format_directive): Add warning.
382 (pass_sprintf_length::compute_format_length): Allow for precision
383 to consist of a sole period with no asterisk or digits after it.
385 2016-11-28 Jakub Jelinek <jakub@redhat.com>
387 PR rtl-optimization/78546
388 * simplify-rtx.c (neg_const_int): When negating most negative
389 number in mode wider than HOST_BITS_PER_WIDE_INT, use
390 simplify_const_unary_operation to produce CONST_DOUBLE or
392 (simplify_plus_minus): Handle the case where neg_const_int
393 doesn't return a CONST_INT.
395 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
398 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
399 left shifting of negative values.
401 2016-11-28 Jakub Jelinek <jakub@redhat.com>
404 * tree-nested.c (convert_local_reference_stmt): After adding
405 shared (FRAME.NN) clause to omp parallel, task or target,
406 add it also to all outer omp parallel, task or target constructs.
408 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
410 * config/i386/i386.md (UNSPEC_KMASKOP): New.
411 (UNSPEC_KMOV): Remove.
412 (kmovw): Expand to plain HImode move.
413 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
414 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
415 Remove corresponding clobber-removing splitter.
416 (*anddi_1): Remove mask register alternatives.
420 (*<any_or:code><mode>_1): Ditto.
421 (*<any_or:code>qi_1): Ditto.
422 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
423 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
424 Remove corresponding splitter to operation with general registers.
425 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
426 (*andn<SWI12:mode>): New pattern.
427 (*kxnor<mode>): Remove general register alternatives. Tag pattern
428 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
429 with general registers.
430 (knot<mode>): New insn pattern.
431 (*one_cmpl<mode>2_1): Remove mask register alternatives.
432 (one_cmplqi2_1): Ditto.
433 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
434 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
435 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
436 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
437 to generate kmaskop shift.
438 (vec_unpacks_hi_<mode>): Ditto.
439 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
441 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
442 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
443 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
445 2016-11-28 Richard Biener <rguenther@suse.de>
447 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
448 to SSA names via extract_range_from_ssa_name if allowed.
450 2016-11-28 Richard Biener <rguenther@suse.de>
452 PR tree-optimization/78542
453 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
456 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
458 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
459 isolates a single bit, even if the condition involves subregs.
461 2016-11-28 Tamar Christina <tamar.christina@arm.com>
463 * config/aarch64/aarch64-simd-builtins.def
464 (BSL_P): Added di and v2di mode.
465 * config/aarch64/arm_neon.h
466 (vsriq_n_p64, vsri_n_p64): Added poly type.
467 (vextq_p64, vext_p64): Likewise.
468 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
470 2016-11-28 Tamar Christina <tamar.christina@arm.com>
472 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
473 (TYPES_GETREGP): Likewise.
474 (TYPES_SHIFTINSERTP): Likewise.
475 (TYPES_COMBINEP): Likewise.
476 (TYPES_STORE1P): Likewise.
477 * config/aarch64/aarch64-simd-builtins.def
478 (combine): Added poly generator.
479 (get_dregoi): Likewise.
480 (get_dregci): Likewise.
481 (get_dregxi): Likewise.
485 * config/aarch64/arm_neon.h
486 (poly64x1x2_t, poly64x1x3_t): New.
487 (poly64x1x4_t, poly64x2x2_t): Likewise.
488 (poly64x2x3_t, poly64x2x4_t): Likewise.
489 (poly64x1_t): Likewise.
490 (vcreate_p64, vcombine_p64): Likewise.
491 (vdup_n_p64, vdupq_n_p64): Likewise.
492 (vld2_p64, vld2q_p64): Likewise.
493 (vld3_p64, vld3q_p64): Likewise.
494 (vld4_p64, vld4q_p64): Likewise.
495 (vld2_dup_p64, vld3_dup_p64): Likewise.
496 (vld4_dup_p64, vsli_n_p64): Likewise.
497 (vsliq_n_p64, vst1_p64): Likewise.
498 (vst1q_p64, vst2_p64): Likewise.
499 (vst3_p64, vst4_p64): Likewise.
500 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
501 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
502 (vget_lane_p64, vgetq_lane_p64): Likewise.
503 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
504 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
505 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
506 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
507 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
508 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
509 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
510 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
511 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
512 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
513 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
514 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
515 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
516 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
517 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
518 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
519 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
520 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
521 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
522 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
523 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
524 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
525 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
526 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
527 (vset_lane_p64, vsetq_lane_p64): Likewise.
528 (vget_low_p64, vget_high_p64): Likewise.
529 (vcombine_p64, vst2_lane_p64): Likewise.
530 (vst3_lane_p64, vst4_lane_p64): Likewise.
531 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
532 (vst4q_lane_p64, vget_lane_p64): Likewise.
533 (vget_laneq_p64, vset_lane_p64): Likewise.
534 (vset_laneq_p64, vcopy_lane_p64): Likewise.
535 (vcopy_laneq_p64, vdup_n_p64): Likewise.
536 (vdupq_n_p64, vdup_lane_p64): Likewise.
537 (vdup_laneq_p64, vld1_p64): Likewise.
538 (vld1q_p64, vld1_dup_p64): Likewise.
539 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
540 (vmov_n_p64, vmovq_n_p64): Likewise.
541 (vst3q_p64, vst4q_p64): Likewise.
542 (vld1_lane_p64, vld1q_lane_p64): Likewise.
543 (vst1_lane_p64, vst1q_lane_p64): Likewise.
544 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
545 (vdupq_laneq_p64): Likewise.
547 2016-11-28 Tamar Christina <tamar.christina@arm.com>
549 * config/arm/arm_neon.h (vget_lane_p64): New.
551 2016-11-28 Iain Sandoe <iain@codesourcery.com>
554 * configure.ac (with_ld64): Use portable method to extract the
555 major part of the version number.
556 * configure: Regenerated.
558 2016-11-28 Jakub Jelinek <jakub@redhat.com>
560 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
561 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
562 intmax_t couldn't be determined.
563 (format_integer): Make {,u}intmax_type_node no longer static,
564 initialize them only when needed. For z and t use
565 signed_or_unsigned_type_for instead of assuming size_t and
566 ptrdiff_t have the same precision.
569 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
570 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
571 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
572 vector instead of traversing m_classes hash table. Release
574 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
576 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
577 add it also to m_classes_vec vector.
578 (sem_item_optimizer::remove_symtab_node,
579 sem_item_optimizer::build_hash_based_classes,
580 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
581 (sem_item_optimizer::subdivide_classes_by_equality,
582 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
583 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
584 instead of traversing m_classes hash table. Formatting fixes.
585 (sem_item_optimizer::traverse_congruence_split,
586 sem_item_optimizer::do_congruence_step_for_index,
587 sem_item_optimizer::do_congruence_step): Formatting fixes.
588 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
589 vector instead of traversing m_classes hash table.
590 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
591 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
592 instead of traversing m_classes hash table.
594 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
596 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
597 X is not unused after.
599 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
601 PR rtl-optimization/78120
602 * rtlanal.c (insn_rtx_cost): Revert previous change.
604 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
607 * config/avr/avr.md (SPLIT34): New mode iterator.
608 (bitop): New code iterator.
609 (*iorhi3.ashift8-*). New insn-and-split patterns.
610 (*movhi): Post-reload split reg = 0.
611 [!MOVW]: Post-reload split reg = reg.
612 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
613 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
614 (iorhi3, iorpsi3, iorsi3): Same.
615 (xorhi3, xorpsi3, xorsi3): Same.
616 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
617 costs to *iorhi3.ashift8-* patterns.
619 2016-11-27 Iain Sandoe <iain@codesourcery.com>
620 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
623 * config.in: Regenerate
624 * config/darwin-driver.c (darwin_driver_init): Emit a version string
626 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
627 * config/darwin.opt(asm_macosx_version_min): New.
628 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
629 * configure: Regenerate
630 * configure.ac: Check for mmacosx-version-min handling.
632 2016-11-27 Iain Sandoe <iain@codesourcery.com>
635 * config/i386/i386.c (ix86_code_end): Note that we emitted code
636 where the function might otherwise appear empty for picbase thunks.
637 (ix86_output_function_epilogue): If we find a zero-sized function
638 assume that reaching it is UB and trap. If we find a trailing label
640 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
641 find a zero-sized function assume that reaching it is UB and trap.
642 If we find a trailing label, append a nop.
644 2016-11-27 Iain Sandoe <iain@codesourcery.com>
647 * config/darwin-sections.def (picbase_thunk_section): New.
648 * config/darwin.c (darwin_init_sections): Set up picbase thunk
649 section. (darwin_rodata_section, darwin_objc2_section,
650 machopic_select_section, darwin_asm_declare_constant_name,
651 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
652 coalesced with newer linkers.
653 (darwin_override_options): Decide on usage of coalesed sections
654 on the basis of the target linker version.
655 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
656 * config/darwin.opt (mtarget-linker): New.
657 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
658 a coalesced section, instead use a thunks section.
660 2016-11-27 Iain Sandoe <iain@codesourcery.com>
663 * configure.ac (with-ld64): New var, set for Darwin, set on
664 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
665 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
666 * config/darwin10.h(DEF_LD64): Update for this target version.
667 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
668 (DEF_LD64): Update for this target version.
669 * configure: Regenerated.
670 * config.in: Regenerated.
672 2016-11-27 Iain Sandoe <iain@codesourcery.com>
675 * config/darwin.c (imachopic_indirection_name): Make data
676 section indirections linker-visible.
677 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
678 constant labels linker-visible.
680 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
682 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
683 (free_lang_data): Remove assignment to ptrdiff_type_node.
685 2016-11-25 Jakub Jelinek <jakub@redhat.com>
687 PR rtl-optimization/78526
688 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
689 beyond val's precision.
691 PR rtl-optimization/78527
692 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
693 out of bounds shift count.
695 2016-11-25 Martin Liska <mliska@suse.cz>
698 * doc/invoke.texi (-fprofile-use): Fix reference to a section
699 where -fprofile-generate is documented.
701 2016-11-25 Martin Liska <mliska@suse.cz>
703 PR gcov-profile/78086
704 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
705 not supported by a target. Set priority to 100 if possible.
706 (build_gcov_exit_decl): Likewise.
708 2016-11-25 Richard Biener <rguenther@suse.de>
711 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
712 unary, binary and single RHSs.
713 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
715 2016-11-25 Bin Cheng <bin.cheng@arm.com>
720 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
721 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
722 and set it to result code if transformation is valid. Use code EQ
723 directly in last simplification case.
725 2016-11-25 Richard Biener <rguenther@suse.de>
727 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
728 before valueizing return stmts.
730 2016-11-24 Richard Biener <rguenther@suse.de>
732 PR tree-optimization/78343
733 * passes.def: Add CD-DCE pass after loop splitting.
734 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
735 SCEV init/finalize ...
736 (perform_tree_ssa_dce): ... here. Deal with being
737 executed inside the loop pipeline in aggressive mode.
739 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
741 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
743 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
745 PR tree-optimization/77673
746 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
747 (init_symbolic_number): Initialize src field from src parameter.
748 (perform_symbolic_merge): Select most dominated statement as the
749 source statement. Set src field of resulting n structure from the
750 input src with the lowest address.
751 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
752 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
753 of load from src field rather than insertion statement. Cancel
754 optimization if statement analyzed is not dominated by the insertion
756 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
757 dominance information.
759 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
762 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
764 2016-11-25 Martin Jambor <mjambor@suse.cz>
766 PR tree-optimization/70965
767 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
769 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
772 * config/i386/i386.c (i386_excess_precision): Do not return
773 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
774 EXCESS_PRECISION_TYPE_STANDARD.
775 * target.def (excess_precision): Document that targets should
776 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
777 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
778 Fix typo in first sentence.
779 * doc/tm.texi: Regenerate.
781 2016-11-25 Richard Biener <rguenther@suse.de>
783 PR tree-optimization/78396
784 * tree-vectorizer.c (vectorize_loops): When the if-converted
785 body contains masked loads or stores do not attempt to
786 basic-block-vectorize it.
788 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
789 Alan Hayward <alan.hayward@arm.com>
790 David Sherwood <david.sherwood@arm.com>
792 * function.h (spill_slot_alignment): Declare.
793 * function.c (spill_slot_alignment): New function.
794 * lra-spills.c (slot): Add align and size fields.
795 (assign_mem_slot): Use them in the call to assign_stack_local.
796 (add_pseudo_to_slot): Update the fields.
797 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
799 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
800 Alan Hayward <alan.hayward@arm.com>
801 David Sherwood <david.sherwood@arm.com>
803 * stor-layout.c (layout_type): Allow the caller to set the mode of
804 a float type. Only choose one here if the mode is still VOIDmode.
805 * tree.c (build_common_tree_nodes): Set the type mode of decimal
806 floats before calling layout_type.
807 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
809 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
811 * tree-tailcall.c (find_tail_calls): Allow calls to reference
812 local variables if all references are known to be direct.
814 2016-11-25 Jakub Jelinek <jakub@redhat.com>
815 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
818 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
819 non null and it's precision matches precision of lhs's type.
821 2016-11-24 Martin Sebor <msebor@redhat.com>
823 PR tree-optimization/78476
824 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
826 (handle_gimple_call): Adjust signature.
827 (try_substitute_return_value): Remove calls to bounded functions
828 with zero buffer size whose result is known.
829 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
831 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
833 * varasm.c (assemble_start_function): Wrap align_log definition in
834 ASM_OUTPUT_MAX_SKIP_ALIGN.
836 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
838 * config/i386/i386.md (wide AND insn to QImode splitter): Use
839 explicit mode macros.
840 (wide OR insn to QImode splitter): Ditto.
842 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
844 PR rtl-optimization/77541
845 * lra-constraints.c (struct input_reload): Add field match_p.
846 (get_reload_reg): Check modes of input reloads to generate unique
848 (match_reload): Add input reload pseudo for the current insn.
850 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
852 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
853 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
855 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
856 the aarch64_fp16_type_node, not all HFmode types.
857 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
858 (aarch64_scalar_mode_supported_p): Likewise.
859 (aarch64_excess_precision): New.
860 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
861 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
862 (TARGET_C_EXCESS_PRECISION): Likewise.
864 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
866 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
867 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
869 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
871 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
872 (<optab>dihf2): Likewise.
873 (aarch64_fp16_<optab><mode>hf2): New.
875 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
878 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
880 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
882 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
883 Enable REE at -O2 and higher.
884 * config/sparc/sparc.c (sparc_option_override): Disable it by default
887 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
891 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
892 (new_temp_expr_table): Initialise reg_vars_cnt.
893 (free_temp_expr_table): Release reg_vars_cnt.
894 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
896 (find_replaceable_in_bb): Use the above to record register variable
897 write occurrences and cancel replacement across them.
899 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
901 PR rtl-optimization/78437
902 * ree.c (get_uses): New function.
903 (combine_reaching_defs): When a copy is needed, return false if any
904 reaching use of the source register reads it in a mode larger than
905 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
907 2016-11-24 Martin Liska <mliska@suse.cz>
909 * gimple-pretty-print.c (dump_edge_probability): New function.
910 (dump_gimple_switch): Dump label edge probabilities.
911 (dump_gimple_cond): Likewise.
912 (dump_gimple_label): Dump
913 (dump_gimple_bb_header): Dump basic block frequency.
914 (pp_cfg_jump): Replace e->dest argument with e.
915 (dump_implicit_edges): Likewise.
916 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
917 Use gimple_bb (at) instead of at->bb.
919 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
921 * common.opt (flimit-function-alignment): New.
922 * doc/invoke.texi (-flimit-function-alignment): Document.
923 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
924 * final.c (shorten_branches): Set it.
925 * varasm.c (assemble_start_function): Limit alignment if
928 2016-11-24 Richard Biener <rguenther@suse.de>
930 PR tree-optimization/71595
931 * cfgloopmanip.h (remove_path): Add irred_invalidated and
932 loop_closed_ssa_invalidated parameters, defaulted to NULL.
933 * cfgloopmanip.c (remove_path): Likewise, pass them along to
934 called functions. Only fix irred flags if the caller didn't
936 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
937 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
940 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
942 PR rtl-optimization/78120
943 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
944 cases, and additionally test against max_seq_cost for speed
946 (noce_process_if_block): Compute an estimate for the original cost when
947 optimizing for speed, using the minimum of then and else block costs.
949 PR rtl-optimization/78120
950 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
952 PR rtl-optimization/78120
953 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
955 2016-11-24 Bin Cheng <bin.cheng@arm.com>
957 * match.pd: Refine type conversion in result expr for below pattern:
958 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
960 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
963 * tree.h (wi::fits_to_boolean_p): New predicate.
964 (wi::fits_to_tree_p): Use it for boolean types.
965 * tree.c (int_fits_type_p): Likewise.
967 2016-11-24 Martin Liska <mliska@suse.cz>
969 * print-tree.c (struct bucket): Remove.
970 (print_node): Add new argument which drives whether a tree node
971 is printed briefly or not.
972 (debug_tree): Replace a custom hash table with hash_set<T>.
973 * print-tree.h (print_node): Add the argument.
975 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
977 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
979 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
982 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
983 if it is at least NREGS wide.
985 2016-11-23 Joseph Myers <joseph@codesourcery.com>
987 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
988 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
989 TFmode, IFmode and KFmode.
991 2016-11-23 Joseph Myers <joseph@codesourcery.com>
993 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
996 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
998 * combine.c (change_zero_ext): Only change the mode of a hard register
999 destination if can_change_dest_mode holds for that.
1001 2016-11-23 Jeff Law <law@redhat.com>
1003 * varasm.c (assemble_name): Increase buffer size for name.
1005 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
1007 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
1009 * doc/extend.texi: Constify first argument to __builtin_object_size.
1011 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
1013 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
1014 to be used. Add brackets around macro argument.
1016 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1018 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
1020 2016-11-23 Jakub Jelinek <jakub@redhat.com>
1023 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
1024 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
1026 2016-11-23 Jakub Jelinek <jakub@redhat.com>
1029 * omp-low.c (build_outer_var_ref): Change lastprivate argument
1030 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
1031 on worksharing constructs, treat it like clauses on simd construct.
1033 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
1034 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
1035 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
1036 of true as last argument to build_outer_var_ref.
1038 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1040 * config/i386/i386.md (*movqi_internal): Calculate mode
1041 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
1042 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
1043 (*k<logic><mode>): Calculate mode attribute depending on
1044 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
1045 (*andqi_1): Calculate mode attribute of alternative 3 depending
1046 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
1047 (kandn<mode>): Calculate mode attribute of alternative 2 depending
1048 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
1049 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
1050 iterator. Calculate mode attribute of alternative 1 depending
1051 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
1052 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
1053 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
1055 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1058 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
1059 * tree-vrp.c (extract_range_basic): Handle case for
1060 CFN_BUILT_IN_STRLEN.
1062 2016-11-23 Jeff Law <law@redhat.com>
1064 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
1066 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
1067 in boolean context warning.
1069 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
1071 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1074 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
1075 (arm_fp16_type_node): ...This, make visibile.
1076 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
1078 (arm_init_simd_builtin_types): Likewise.
1079 (arm_init_fp16_builtins): Likewise.
1080 * config/arm/arm.c (arm_excess_precision): New.
1081 (arm_floatn_mode): Likewise.
1082 (TARGET_C_EXCESS_PRECISION): Likewise.
1083 (TARGET_FLOATN_MODE): Likewise.
1084 (arm_promoted_type): Only promote arm_fp16_type_node.
1085 * config/arm/arm.h (arm_fp16_type_node): Declare.
1087 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1089 * config/arm/arm.c (arm_convert_to_type): Delete.
1090 (TARGET_CONVERT_TO_TYPE): Delete.
1091 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
1092 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
1093 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
1094 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
1095 are in fast math mode, and have no single step hardware instruction.
1096 (extendhfdf2): Only expand through SFmode if we don't have a
1097 single-step hardware instruction.
1098 * config/arm/vfp.md (*truncdfhf2): New.
1099 (extendhfdf2): Likewise.
1101 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1103 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
1106 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1108 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
1109 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
1110 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
1111 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
1112 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
1113 * doc/tm.texi: Regenerate.
1114 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
1116 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1118 * toplev.c (init_excess_precision): Delete most logic.
1119 * tree.c (excess_precision_type): Rewrite to use
1120 TARGET_EXCESS_PRECISION.
1121 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
1122 more generic fashion.
1123 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
1124 __STDC_WANT_IEC_60559_TYPES_EXT__.
1126 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1128 * common.opt (fpermitted-flt-eval-methods): New.
1129 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
1130 * flag_types.h (permitted_flt_eval_methods): New.
1132 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1134 * config/m68k/m68k.c (m68k_excess_precision): New.
1135 (TARGET_C_EXCESS_PRECISION): Define.
1137 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1139 * config/s390/s390.c (s390_excess_precision): New.
1140 (TARGET_C_EXCESS_PRECISION): Define.
1142 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1144 * config/i386/i386.c (ix86_excess_precision): New.
1145 (TARGET_C_EXCESS_PRECISION): Define.
1147 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1149 * target.def (excess_precision): New hook.
1150 * target.h (flt_eval_method): New.
1151 (excess_precision_type): Likewise.
1152 * targhooks.c (default_excess_precision): New.
1153 * targhooks.h (default_excess_precision): New.
1154 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
1155 * doc/tm.texi: Regenerate.
1157 2016-11-23 Martin Sebor <msebor@redhat.com>
1160 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
1161 set the minimum number of bytes for an unknown string to zero.
1163 2016-11-23 Martin Jambor <mjambor@suse.cz>
1164 Martin Liska <mliska@suse.cz>
1166 * hsa-builtins.def: New file.
1167 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
1168 * builtins.def: Include hsa-builtins.def.
1169 (DEF_HSA_BUILTIN): New macro.
1170 * dumpfile.h (OPTGROUP_OPENMP): Define.
1171 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
1172 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
1173 GF_OMP_FOR_GRID_GROUP_ITER.
1174 (gimple_omp_for_grid_phony): Added checking assert.
1175 (gimple_omp_for_set_grid_phony): Likewise.
1176 (gimple_omp_for_grid_intra_group): New function.
1177 (gimple_omp_for_set_grid_intra_group): Likewise.
1178 (gimple_omp_for_grid_group_iter): Likewise.
1179 (gimple_omp_for_set_grid_group_iter): Likewise.
1180 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
1181 previosuly only distribute loop was permitted.
1182 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
1183 (grid_get_kernel_launch_attributes): Support multiple HSA grid
1185 (grid_expand_omp_for_loop): Likewise and also support standalone
1186 distribute constructs. New parameter INTRA_GROUP, updated both users.
1187 (grid_expand_target_grid_body): Support standalone distribute
1189 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
1190 (pass_data_expand_omp_ssa): Likewise.
1191 (pass_data_omp_device_lower): Likewsie.
1192 (pass_data_lower_omp): Likewise.
1193 (pass_data_diagnose_omp_blocks): Likewise.
1194 (pass_data_oacc_device_lower): Likewise.
1195 (pass_data_omp_target_link): Likewise.
1196 (grid_lastprivate_predicate): New function.
1197 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
1199 (lower_omp_for): Support standalone distribute constructs.
1200 (grid_prop): New type.
1201 (grid_safe_assignment_p): Check for assignments to group_sizes, new
1203 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
1205 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
1206 optimization info messages.
1207 (grid_find_single_omp_among_assignments): Likewise.
1208 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
1209 (grid_parallel_clauses_gridifiable): New function.
1210 (grid_inner_loop_gridifiable_p): Likewise.
1211 (grid_dist_follows_simple_pattern): Likewise.
1212 (grid_gfor_follows_tiling_pattern): Likewise.
1213 (grid_call_permissible_in_distribute_p): Likewise.
1214 (grid_handle_call_in_distribute): Likewise.
1215 (grid_dist_follows_tiling_pattern): Likewise.
1216 (grid_target_follows_gridifiable_pattern): Support standalone
1217 distribute constructs.
1218 (grid_var_segment): New enum.
1219 (grid_mark_variable_segment): New function.
1220 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
1221 if a new argument says so.
1222 (grid_process_grid_body): New function.
1223 (grid_eliminate_combined_simd_part): Likewise.
1224 (grid_mark_tiling_loops): Likewise.
1225 (grid_mark_tiling_parallels_and_loops): Likewise.
1226 (grid_process_kernel_body_copy): Support standalone distribute
1228 (grid_attempt_target_gridification): New grid variable holding overall
1229 gridification state. Support standalone distribute constructs and
1231 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
1232 * hsa.h (hsa_bb): Add method method append_phi.
1233 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
1234 occurences in all files too.
1235 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
1236 (is_a_helper <hsa_insn_br *>::test): New function.
1237 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
1238 branch instructions.
1239 (hsa_insn_signal): Make a direct descendant of
1240 hsa_insn_basic. Add memorder constructor parameter and
1241 m_memory_order and m_signalop member variables.
1242 (hsa_insn_queue): Changed constructor parameters to common form.
1243 Added m_segment and m_memory_order member variables.
1244 (hsa_summary_t): Add private member function
1245 process_gpu_implementation_attributes.
1246 (hsa_function_summary): Rename m_binded_function to
1248 (hsa_insn_basic_p): Remove typedef.
1249 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
1250 (hsa_op_reg_p): Remove typedef.
1251 (hsa_function_representation): Change hsa_op_reg_p into plain
1253 (hsa_insn_phi): Removed new and delete operators.
1254 (hsa_insn_br): Likewise.
1255 (hsa_insn_cbr): Likewise.
1256 (hsa_insn_sbr): Likewise.
1257 (hsa_insn_cmp): Likewise.
1258 (hsa_insn_mem): Likewise.
1259 (hsa_insn_atomic): Likewise.
1260 (hsa_insn_signal): Likewise.
1261 (hsa_insn_seg): Likewise.
1262 (hsa_insn_call): Likewise.
1263 (hsa_insn_arg_block): Likewise.
1264 (hsa_insn_comment): Likewise.
1265 (hsa_insn_srctype): Likewise.
1266 (hsa_insn_packed): Likewise.
1267 (hsa_insn_cvt): Likewise.
1268 (hsa_insn_alloca): Likewise.
1269 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
1270 (process_gpu_implementation_attributes): New function.
1271 (link_functions): Move some functionality into it. Adjust after
1272 renaming m_binded_functions to m_bound_functions.
1273 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
1274 to the list of instructions with no output registers.
1275 (get_in_type): Return this if it is a register of
1277 (hsa_get_declaration_name): Moved to...
1278 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
1279 temporary string on an obstack instead from ggc.
1280 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
1281 down to two overloads.
1282 (hsa_allocp_operand_address): Removed.
1283 (hsa_allocp_operand_immed): Likewise.
1284 (hsa_allocp_operand_reg): Likewise.
1285 (hsa_allocp_operand_code_list): Likewise.
1286 (hsa_allocp_operand_operand_list): Likewise.
1287 (hsa_allocp_inst_basic): Likewise.
1288 (hsa_allocp_inst_phi): Likewise.
1289 (hsa_allocp_inst_mem): Likewise.
1290 (hsa_allocp_inst_atomic): Likewise.
1291 (hsa_allocp_inst_signal): Likewise.
1292 (hsa_allocp_inst_seg): Likewise.
1293 (hsa_allocp_inst_cmp): Likewise.
1294 (hsa_allocp_inst_br): Likewise.
1295 (hsa_allocp_inst_sbr): Likewise.
1296 (hsa_allocp_inst_call): Likewise.
1297 (hsa_allocp_inst_arg_block): Likewise.
1298 (hsa_allocp_inst_comment): Likewise.
1299 (hsa_allocp_inst_queue): Likewise.
1300 (hsa_allocp_inst_srctype): Likewise.
1301 (hsa_allocp_inst_packed): Likewise.
1302 (hsa_allocp_inst_cvt): Likewise.
1303 (hsa_allocp_inst_alloca): Likewise.
1304 (hsa_allocp_bb): Likewise.
1306 (hsa_init_data_for_cfun): Initialize obstack.
1307 (hsa_deinit_data_for_cfun): Release memory of the obstack.
1308 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
1309 (hsa_op_reg::operator new): Likewise.
1310 (hsa_op_address::operator new): Likewise.
1311 (hsa_op_code_list::operator new): Likewise.
1312 (hsa_op_operand_list::operator new): Likewise.
1313 (hsa_insn_basic::operator new): Likewise.
1314 (hsa_insn_phi::operator new): Likewise.
1315 (hsa_insn_br::operator new): Likewise.
1316 (hsa_insn_sbr::operator new): Likewise.
1317 (hsa_insn_cmp::operator new): Likewise.
1318 (hsa_insn_mem::operator new): Likewise.
1319 (hsa_insn_atomic::operator new): Likewise.
1320 (hsa_insn_signal::operator new): Likewise.
1321 (hsa_insn_seg::operator new): Likewise.
1322 (hsa_insn_call::operator new): Likewise.
1323 (hsa_insn_arg_block::operator new): Likewise.
1324 (hsa_insn_comment::operator new): Likewise.
1325 (hsa_insn_srctype::operator new): Likewise.
1326 (hsa_insn_packed::operator new): Likewise.
1327 (hsa_insn_cvt::operator new): Likewise.
1328 (hsa_insn_alloca::operator new): Likewise.
1329 (hsa_init_new_bb): Likewise.
1330 (hsa_bb::append_phi): New function.
1331 (gen_hsa_phi_from_gimple_phi): Use it.
1332 (get_symbol_for_decl): Fix dinstinguishing between
1333 global and local functions. Put local variables into a segment
1334 according to their attribute or static flag, if there is one.
1335 (hsa_insn_br::hsa_insn_br): New.
1336 (hsa_insn_br::operator new): Likewise.
1337 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
1338 (query_hsa_grid_nodim): New function.
1339 (multiply_grid_dim_characteristics): Likewise.
1340 (gen_get_num_threads): Likewise.
1341 (gen_get_num_teams): Reimplemented.
1342 (gen_get_team_num): Likewise.
1343 (gen_hsa_insns_for_known_library_call): Updated calls to the above
1345 (get_memory_order_name): Removed.
1346 (get_memory_order): Likewise.
1347 (hsa_memorder_from_tree): New function.
1348 (gen_hsa_ternary_atomic_for_builtin): Renamed to
1349 gen_hsa_atomic_for_builtin, can also create signals.
1350 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
1351 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
1352 (hsa_insn_atomic): Fix function comment.
1353 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
1354 ancestor constructor and initialization of new member variables.
1355 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
1357 (hsa_get_host_function): Handle functions with no bound CPU
1358 implementation. Fix binded to bound.
1359 (get_brig_function_name): Likewise.
1360 (HSA_SORRY_ATV): Remove semicolon after macro.
1361 (HSA_SORRY_AT): Likewise.
1362 (omp_simple_builtin::generate): Add missing semicolons.
1363 (hsa_insn_phi::operator new): Removed.
1364 (hsa_insn_br::operator new): Likewise.
1365 (hsa_insn_cbr::operator new): Likewise.
1366 (hsa_insn_sbr::operator new): Likewise.
1367 (hsa_insn_cmp::operator new): Likewise.
1368 (hsa_insn_mem::operator new): Likewise.
1369 (hsa_insn_atomic::operator new): Likewise.
1370 (hsa_insn_signal::operator new): Likewise.
1371 (hsa_insn_seg::operator new): Likewise.
1372 (hsa_insn_call::operator new): Likewise.
1373 (hsa_insn_arg_block::operator new): Likewise.
1374 (hsa_insn_comment::operator new): Likewise.
1375 (hsa_insn_srctype::operator new): Likewise.
1376 (hsa_insn_packed::operator new): Likewise.
1377 (hsa_insn_cvt::operator new): Likewise.
1378 (hsa_insn_alloca::operator new): Likewise.
1379 (get_symbol_for_decl): Accept CONST_DECLs, put them to
1381 (gen_hsa_addr): Also process CONST_DECLs.
1382 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
1384 (gen_hsa_unary_operation): Make sure the function does
1385 not use bittype source type for firstbit and lastbit operations.
1386 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
1388 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
1390 (emit_branch_insn): Renamed to emit_cond_branch_insn.
1391 Emit the width stored in the class.
1392 (emit_generic_branch_insn): New function.
1393 (emit_insn): Call emit_generic_branch_insn.
1394 (emit_signal_insn): Remove obsolete comment. Update
1395 member variable name, pick a type according to profile.
1396 (emit_alloca_insn): Remove obsolete comment.
1397 (emit_atomic_insn): Likewise.
1398 (emit_queue_insn): Get segment and memory order from the IR object.
1399 (hsa_brig_section): Make allocate_new_chunk, chunks
1400 and cur_chunk provate, add a default NULL parameter to add method.
1401 (hsa_brig_section::add): Added a new parameter, store pointer to
1402 output data there if it is non-NULL.
1403 (emit_function_directives): Use this new parameter instead of
1404 calculating the pointer itself, fix function comment.
1405 (hsa_brig_emit_function): Add forgotten endian conversion.
1406 (hsa_output_kernels): Remove unnecessary building of
1407 kernel_dependencies_vector_type.
1408 (emit_immediate_operand): Declare.
1409 (emit_directive_variable): Also emit initializers of CONST_DECLs.
1410 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
1411 (verify_function_arguments): Properly detect variadic
1413 * hsa-dump.c (hsa_width_specifier_name): New function.
1414 (dump_hsa_insn_1): Dump generic branch instructions, update signal
1415 member variable name. Special dumping for queue objects.
1416 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
1417 m_binded_functions to m_bound_functions. Copy externally visible flag
1419 (ipa_hsa_write_summary): Likewise.
1420 (ipa_hsa_read_section): Likewise.
1422 2016-11-23 Richard Biener <rguenther@suse.de>
1424 PR tree-optimization/78396
1425 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
1426 vectorize try vectorizing an if-converted body using BB vectorization.
1428 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
1429 Alan Hayward <alan.hayward@arm.com>
1430 David Sherwood <david.sherwood@arm.com>
1432 * rtlanal.c (subreg_get_info): Use more local variables.
1433 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
1434 occupies at least one register. Assume that full hard registers
1435 have consistent endianness. Share previously-duplicated if block.
1436 Rework the main handling so that it operates on independently-
1437 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
1438 to check lowpart offsets, without trying to find an equivalent
1439 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
1440 as a final register-endianness correction.
1442 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
1448 * combine.c (make_compound_operation_int): Do not convert a subreg of
1449 a non-constant logical shift right to a zero_extract. Handle the case
1450 where some zero bits have been shifted into the range covered by that
1453 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
1454 Alan Hayward <alan.hayward@arm.com>
1455 David Sherwood <david.sherwood@arm.com>
1457 * rtl.h (subreg_size_offset_from_lsb): Declare.
1458 (subreg_offset_from_lsb): New function.
1459 (subreg_size_lowpart_offset): Declare.
1460 (subreg_lowpart_offset): Turn into an inline function.
1461 (subreg_size_highpart_offset): Declare.
1462 (subreg_highpart_offset): Turn into an inline function.
1463 * emit-rtl.c (subreg_size_lowpart_offset): New function.
1464 (subreg_size_highpart_offset): Likewise
1465 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
1467 2016-11-23 Richard Biener <rguenther@suse.de>
1469 PR tree-optimization/78482
1470 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
1471 (remove_forwarder_block_with_phi): When merging with a loop
1472 header creates a new latch reset number of iteration information
1475 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
1477 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
1478 (*ashrsi3_extend0): ...this. Accept constant integers.
1479 (*ashrsi3_extend2): Rename to...
1480 (*ashrsi3_extend1): ...this.
1481 (*ashrsi3_extend2): New pattern.
1482 (*lshrsi3_extend1): Accept constant integers.
1483 (*lshrsi3_extend2): Fix condition on operand 2.
1485 2016-11-23 Martin Liska <mliska@suse.cz>
1487 * config/i386/i386.c: Initialize function pointer to NULL.
1489 2016-11-23 Bin Cheng <bin.cheng@arm.com>
1491 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
1492 for A == C1 ? A : C2 to below.
1493 * match.pd: Move from above to here:
1494 (cond (eq (convert1? x) c1) (convert2? x) c2)
1495 -> (cond (eq x c1) c1 c2).
1497 2016-11-23 Bin Cheng <bin.cheng@arm.com>
1499 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
1500 for A cmp C1 ? A : C2 to below, also simplify remaining code.
1501 * match.pd: Move and extend simplification from above to here:
1502 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
1503 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
1504 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
1506 2016-11-23 Martin Liska <mliska@suse.cz>
1507 Martin Jambor <mjambor@suse.cz>
1509 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
1511 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
1514 * opts.c (finish_options): Set -fsyntax-only if running self tests.
1516 2016-11-23 Richard Biener <rguenther@suse.de>
1519 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
1520 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
1522 2016-11-23 Richard Biener <rguenther@suse.de>
1525 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
1528 2016-11-23 Richard Biener <rguenther@suse.de>
1529 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
1531 PR tree-optimization/78154
1532 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
1533 returns it's argument and the argument is nonnull.
1534 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
1535 ATT_RETNONNULL_NOTHROW_LEAF.
1536 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
1537 ATTR_RETNONNULL_NOTHROW_LEAF.
1538 (BUILT_IN_STPCPY): Likewise.
1539 (BUILT_IN_STPNCPY): Likewise.
1540 (BUILT_IN_MEMPCPY_CHK): Likewise.
1541 (BUILT_IN_STPCPY_CHK): Likewise.
1542 (BUILT_IN_STPNCPY_CHK): Likewise.
1543 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
1544 (BUILT_IN_STRNCAT): Likewise.
1545 (BUILT_IN_STRNCPY): Likewise.
1546 (BUILT_IN_MEMSET_CHK): Likewise.
1547 (BUILT_IN_STRCAT_CHK): Likewise.
1548 (BUILT_IN_STRCPY_CHK): Likewise.
1549 (BUILT_IN_STRNCAT_CHK): Likewise.
1550 (BUILT_IN_STRNCPY_CHK): Likewise.
1552 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
1554 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
1555 * fold-const.h (tree_expr_nonzero_p) : Declare.
1556 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
1558 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
1560 * system.h (HAVE_DESIGNATED_INITIALIZERS,
1561 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
1562 "defined" in macros.
1563 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
1564 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
1565 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
1567 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
1570 * config/avr/constraints.md (Csp): Widen range to [-11..6].
1571 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
1572 of RCALLs in prologue to 3.
1574 2016-11-22 Michael Collison <michael.collison@arm.com>
1576 * config/aarch64/aarch64-protos.h
1577 (aarch64_and_split_imm1, aarch64_and_split_imm2)
1578 (aarch64_and_bitmask_imm): New prototypes
1579 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
1580 New overloaded function to create bit mask covering the
1581 lowest to highest bits set.
1582 (aarch64_and_split_imm2): New overloaded functions to create bit
1583 mask of zeros between first and last bit set.
1584 (aarch64_and_bitmask_imm): New function to determine if a integer
1585 is a valid two instruction "and" operation.
1586 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
1587 allowing wider range of constants with "and" operations.
1588 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
1589 "and" operator from matching restricted constant range used for
1590 ior and xor operators.
1591 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
1592 for constants in "and" operantions.
1593 (UsP constraint): New DImode constraint for constants
1594 in "and" operations.
1595 * config/aarch64/iterators.md (lconst2): New mode iterator.
1596 (LOGICAL2): New code iterator.
1597 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
1599 (aarch64_logical_and_operand): New predicate allowing extended
1600 constants for "and" operations.
1602 2016-11-22 Walter Lee <walt@tilera.com>
1604 * config/tilegx/tilegx.md (trap): New pattern.
1605 * config/tilepro/tilepro.md (trap): Likewise.
1607 2016-11-22 Walter Lee <walt@tilera.com>
1609 * config/tilegx/tilegx.md (*zero_extract): Use
1610 define_insn_and_split instead of define_insn; Handle pos + size >
1612 (*sign_extract): Likewise.
1614 2016-11-22 Marek Polacek <polacek@redhat.com>
1616 PR tree-optimization/78455
1617 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
1619 2016-11-22 Ian Lance Taylor <iant@golang.org>
1623 * godump.c (go_format_type): Always pass alignment as 1 when
1624 calling go_append_padding at end of struct/union.
1626 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1629 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
1630 _mm512_setzero_hi): Removed.
1631 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
1632 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
1633 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
1634 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
1635 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
1636 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
1637 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
1638 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
1639 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
1640 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
1641 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
1642 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
1643 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
1644 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
1645 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
1646 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
1647 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
1648 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
1649 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
1650 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
1651 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
1652 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
1653 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
1654 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
1655 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
1656 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
1657 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
1658 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
1659 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
1660 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
1661 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
1662 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
1663 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
1664 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
1665 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
1666 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
1667 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
1668 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
1669 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
1670 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
1671 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
1672 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
1673 _mm512_setzero_qi or _mm512_setzero_hi.
1674 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
1675 _mm512_maskz_dbsad_epu8): Formatting fixes.
1676 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
1677 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
1678 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
1679 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
1680 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
1681 _mm512_setzero_qi or _mm512_setzero_hi.
1683 2016-11-22 Nathan Sidwell <nathan@acm.org>
1685 * gcc-ar.c (main): Fix indentation.
1686 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
1687 * ggc-page.c (move_ptes_to_front): Fix formatting.
1688 * hsa-dump.c (dump_has_cfun): Fix indentation.
1689 * sel-sched-ir.h: Remove trailing blank lines.
1691 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1692 Alexander Monakov <amonakov@ispras.ru>
1694 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
1695 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
1696 (omp_clause_code_name): Add _simt_ name.
1697 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
1698 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
1699 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
1700 (scan_omp_simd): New function.
1701 (scan_omp_1_stmt): Use it in target regions if needed.
1702 (omp_max_vf): Don't max with omp_max_simt_vf.
1703 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
1704 OMP_CLAUSE__SIMT_ is present.
1705 (lower_rec_input_clauses): Compute maybe_simt from presence of
1707 (lower_lastprivate_clauses): Likewise.
1708 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
1709 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
1710 * internal-fn.def (GOMP_USE_SIMT): New internal function.
1711 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
1713 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
1715 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
1716 (expand_GOMP_SIMT_VF): New.
1717 (expand_GOMP_SIMT_LAST_LANE): New.
1718 (expand_GOMP_SIMT_ORDERED_PRED): New.
1719 (expand_GOMP_SIMT_VOTE_ANY): New.
1720 (expand_GOMP_SIMT_XCHG_BFLY): New.
1721 (expand_GOMP_SIMT_XCHG_IDX): New.
1722 * internal-fn.def (GOMP_SIMT_LANE): New.
1723 (GOMP_SIMT_VF): New.
1724 (GOMP_SIMT_LAST_LANE): New.
1725 (GOMP_SIMT_ORDERED_PRED): New.
1726 (GOMP_SIMT_VOTE_ANY): New.
1727 (GOMP_SIMT_XCHG_BFLY): New.
1728 (GOMP_SIMT_XCHG_IDX): New.
1729 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
1730 (create_omp_child_function): ...here. Set "omp target entrypoint"
1731 or "omp declare target" attribute based on is_gimple_omp_offloaded.
1732 (omp_max_simt_vf): New. Use it...
1733 (omp_max_vf): ...here.
1734 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
1735 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
1736 (lower_omp_ordered): Likewise, for "ordered" lowering.
1737 (expand_omp_simd): Add SIMT transforms.
1738 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
1739 (execute_omp_device_lower): New.
1740 (pass_data_omp_device_lower): New.
1741 (pass_omp_device_lower): New pass.
1742 (make_pass_omp_device_lower): New.
1743 * passes.def (pass_omp_device_lower): Position new pass.
1744 * tree-pass.h (PROP_gimple_lomp_dev): Define.
1745 (make_pass_omp_device_lower): Declare.
1747 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1750 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
1751 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
1753 (_mm_maskz_load_epi64): Likewise.
1754 (_mm_setzero_hi): Removed.
1755 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
1757 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
1758 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
1759 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
1760 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
1761 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
1762 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
1763 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
1764 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
1765 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
1766 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
1767 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
1769 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
1770 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
1771 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
1772 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
1773 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
1774 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
1775 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
1776 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
1777 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
1778 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
1779 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
1780 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
1781 instead of _mm_setzero_hi.
1782 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
1783 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
1784 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
1785 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
1786 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
1787 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
1788 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
1789 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
1790 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
1791 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
1792 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
1793 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
1794 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
1795 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
1796 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
1797 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
1798 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
1799 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
1800 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
1801 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
1802 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
1803 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
1804 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
1805 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
1806 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
1807 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
1809 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
1810 instead of _mm_setzero_hi.
1811 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
1812 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
1813 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
1814 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
1815 _mm_setzero_si128 instead of _mm_setzero_di.
1816 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
1817 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
1818 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
1819 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
1820 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
1821 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
1822 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
1823 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
1824 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
1825 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
1826 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
1827 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
1828 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
1829 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
1830 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
1831 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
1832 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
1833 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
1834 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
1835 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
1836 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
1837 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
1838 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
1839 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
1840 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
1841 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
1842 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
1843 _mm512_maskz_insertf32x8): Formatting fixes.
1844 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
1845 _mm_setzero_si128 instead of _mm_setzero_di.
1846 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
1847 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
1848 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
1849 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
1850 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
1851 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
1852 _mm_setzero_si128 instead of _mm_setzero_di.
1853 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
1855 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
1856 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
1857 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
1858 _mm_setzero_si128 instead of _mm_setzero_hi.
1859 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
1860 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
1861 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
1862 instead of _mm_setzero_di.
1863 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
1864 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
1866 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
1867 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
1869 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
1871 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
1872 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
1873 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
1875 2016-11-22 Carl Love <cel@us.ibm.com>
1877 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
1878 equal and vector compare not equal. The vector compares take two
1879 arguments of type vector bool char, vector bool short, vector bool int,
1880 vector bool long long with the same return type.
1881 * doc/extend.texi: Update built-in documentation file for the new
1884 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
1886 * Makefile.in ($(lang_checks_parallelized)): Fix detection
1889 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1891 * config.gcc: Allow new rmprofile value for configure option
1892 --with-multilib-list.
1893 * config/arm/t-rmprofile: New file.
1894 * doc/install.texi (--with-multilib-list): Document new rmprofile value
1897 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1900 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
1901 register operand in alternatives 4,5,6.
1903 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1906 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
1907 in save register mask if it is needed.
1909 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1911 PR tree-optimization/78436
1912 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
1913 (shift_bytes_in_array, shift_bytes_in_array_right,
1914 merged_store_group::apply_stores): Formatting fixes.
1915 (clear_bit_region): Likewise. Use memset.
1916 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
1917 instead of EXPR and inerted instead of inserted. Use memset instead
1918 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
1922 * expmed.c (expand_divmod): Use wide_int for computation of
1923 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
1924 Use size <= HOST_BITS_PER_WIDE_INT instead of
1925 HOST_BITS_PER_WIDE_INT >= size.
1927 PR tree-optimization/78445
1928 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
1929 any_complicated_phi, version loop even if flag_tree_loop_if_convert
1930 is 1. Formatting fix.
1932 2016-11-22 Martin Liska <mliska@suse.cz>
1935 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
1936 (sem_function::get_hash): Use the new field.
1937 (sem_function::parse): Remove an argument from ctor.
1938 (sem_variable::parse): Likewise.
1939 (sem_variable::get_hash): Use the new field.
1940 (sem_item_optimizer::read_section): Use new ctor and set hash.
1941 * ipa-icf.h: _hash is removed from sem_item::sem_item,
1942 sem_variable::sem_variable, sem_function::sem_function.
1944 2016-11-21 Jeff Law <law@redhat.com>
1947 * config/cris/cris.md: Don't call copy_to_mode_reg unless
1948 can_create_pseudo_p is true.
1950 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
1953 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
1954 *rotldi3_insert_7): New define_insns.
1956 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1958 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
1959 so that DImode can be allocated to FP/vector registers in more
1960 cases, and we can avoid direct move operations. If the register
1961 needs reloading, prefer GPRs over FP/vector registers. In the
1962 case of FPR vs. Altivec registers, prefer FPR registers unless we
1963 have the ISA 3.0 reg+offset scalar instructions.
1964 (movdi_internal64): Likewise.
1966 2016-11-21 Jakub Jelinek <jakub@redhat.com>
1969 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
1970 for tmp simd array if DECL_NAME (parm) is NULL.
1972 2016-11-20 Jeff Law <law@redhat.com>
1975 * config/m68k/predicates.md (swap_peephole_relational_operator): New
1977 * config/m68k/m68k.md (relational tests against 65535/65536): New
1980 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1982 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
1984 2016-11-21 Martin Sebor <msebor@redhat.com>
1986 * doc/invoke.texi (-fprintf-return-value): Document that option
1987 is enabled by default.
1989 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
1991 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
1992 for-loop declaration of loop variable.
1993 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
1994 * config/avr/avr.c (avr_popcount_each_byte)
1995 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
1996 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
1997 (avr_expand_epilogue, avr_function_arg_advance)
1998 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
1999 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
2000 (avr_adjust_reg_alloc_order, output_reload_in_const)
2001 (avr_conditional_register_usage, avr_find_unused_d_reg)
2002 (avr_map_decompose, avr_fold_builtin): Same.
2004 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2006 * config/avr/avr.c (avr_popcount): Remove static function.
2007 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
2009 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
2011 * arm.opt (mapcs-float): Delete option.
2012 * arm.c (arm_option_override): Remove hunk relating to
2014 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
2016 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
2018 * tree-tailcall.c (process_assignment): Simplify the check for
2019 a valid copy, allowing the source to be a local variable as
2020 well as an SSA name.
2021 (find_tail_calls): Allow copies between local variables to follow
2022 the call. Allow the result to be stored in any local variable,
2023 even if it's an aggregate.
2024 (eliminate_tail_call): Check whether the result is an SSA name
2025 before updating its SSA_NAME_DEF_STMT.
2027 2016-11-21 David Malcolm <dmalcolm@redhat.com>
2029 PR preprocessor/78324
2030 * input.c (get_substring_ranges_for_loc): Fail gracefully if
2031 -ftrack-macro-expansion has a value other than 2.
2033 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
2035 PR rtl-optimization/78400
2036 * shrink-wrap.c (try_shrink_wrapping_separate): Call
2037 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
2038 and df_update_exit_block_uses.
2040 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2043 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
2044 new default-enabled warning..
2045 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
2046 (BT_PTR_CONST_STRING): Updated.
2047 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
2048 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
2049 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
2050 (strftime): Update builtin function.
2051 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
2052 * tree.h (const_tm_ptr_type_node): New type node.
2053 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
2054 const_tm_ptr_type_node.
2056 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2058 PR tree-optimization/78413
2059 * tree-if-conv.c (versionable_outer_loop_p): Require that both
2060 inner and outer loop latches have single predecessors.
2062 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2065 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
2066 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
2068 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2070 * rtl.h: Adjust prototype.
2071 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
2072 (dead_or_set_regno_p): Likewise.
2074 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2076 * rtl.h: Adjust prototype.
2077 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
2079 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2081 * function.c (contains): Change argument type to rtx_insn *.
2082 (prologue_contains): Likewise.
2083 (epilogue_contains): Likewise.
2084 (prologue_epilogue_contains): Likewise.
2085 * function.h: Adjust prototype.
2087 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2089 * optabs.c (emit_libcall_block): Change argument type to
2091 * optabs.h: Adjust prototype.
2093 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2095 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
2096 (fixup_reorder_chain): Adjust.
2097 * cfgrtl.h: Adjust prototype.
2099 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2101 * rtl.h: Adjust prototype.
2102 * rtlanal.c (replace_label_in_insn): Change argument type to
2105 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2107 * config/v850/v850.c (expand_prologue): Adjust.
2108 (expand_epilogue): Likewise.
2109 * expr.c (init_expr_target): Likewise.
2110 * genrecog.c (print_subroutine): Always make the argument type
2112 * recog.h: Adjust prototype.
2114 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2116 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
2117 up variables to make some rtx_insn *.
2118 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
2119 * config/arc/arc.c: Likewise.
2120 * config/arm/arm.c: Likewise.
2121 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
2122 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
2124 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
2126 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2128 * config/arm/arm.c (legitimize_pic_address): Change to use
2129 rtx_insn * as the type of variables.
2130 (arm_pic_static_addr): Likewise.
2131 (arm_emit_movpair): Likewise.
2132 * config/c6x/c6x.c (reorg_split_calls): Likewise.
2133 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
2134 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
2135 * config/frv/frv.md: Likewise.
2136 * config/i386/i386-protos.h: Likewise.
2137 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
2138 (ix86_split_fp_branch): Likewise.
2139 (predict_jump): Likewise.
2140 * config/ia64/ia64.c: Likewise.
2141 * config/mcore/mcore.c: Likewise.
2142 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
2143 * config/s390/s390.c: Likewise.
2144 * config/s390/s390.md: Likewise.
2145 * config/spu/spu.md: Likewise.
2146 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
2147 * lower-subreg.c (resolve_simple_move): Likewise.
2149 2016-11-20 Jeff Law <law@redhat.com>
2152 * reload.h (struct target_reload): Make x_double_reg_address_ok
2154 * reload.c (find_reloads_address): Check if double_reg_address_ok
2155 is true for the mode of the memory reference.
2156 * reload1.c (init_reload): Initialize double_reg_address_ok for
2159 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
2162 * tree-ssa-uninit.c: Define new global max_phi_args.
2163 (compute_uninit_opnds_pos): Use max_phi_args.
2164 (prune_uninit_phi_opnds): Same.
2165 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
2166 missing NUM_PREDS in function comment.
2167 (can_one_predicate_be_invalidated_p): New.
2168 (can_chain_union_be_invalidated_p): New.
2169 (flatten_out_predicate_chains): New.
2170 (uninit_ops_invalidate_phi_use): New.
2171 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
2173 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2175 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
2176 * match.pd (A /[ex] B CMP C): New simplifications.
2178 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2180 * match.pd (0 / X, X / X, X % X): New simplifications.
2182 2016-11-19 Jakub Jelinek <jakub@redhat.com>
2184 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
2185 when checking if callee's isa flags are subset of caller's isa flags.
2186 Fix comment wording.
2188 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
2189 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
2190 instead and using = 0 instead of &= 0.
2192 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
2193 ix86_add_new_builtins): Formatting fixes.
2194 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
2195 (ix86_get_builtin): Likewise.
2197 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
2198 don't initialize it, don't use it for the case where it isn't
2199 provable %{z} nor using the same argument, instead move merge
2200 argument into a new pseudo and use that as target. Formatting fixes.
2202 2016-11-19 Jeff Law <law@redhat.com>
2205 * config/m68k/m68k.md (bsetdreg): New pattern.
2206 (bchgdreg, bclrdreg): Likewise.
2208 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
2211 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
2212 instead of force_reg.
2213 (sh_expand_setmem): Likewise.
2215 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
2217 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
2219 2016-11-18 Walter Lee <walt@tilera.com>
2221 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
2222 end-of-bundle marker for consecutive barriers.
2224 2016-11-18 Walter Lee <walt@tilera.com>
2226 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
2228 2016-11-18 Jakub Jelinek <jakub@redhat.com>
2231 * multiple_target.c (get_attr_len): Start with argnum and increment
2232 argnum on every arg. Use strchr in a loop instead of counting commas
2234 (get_attr_str): Increment argnum for every comma in the string.
2235 (separate_attrs): Use for instead of while loop, simplify.
2236 (expand_target_clones): Rename defenition argument to definition.
2237 Free attrs and attr_str even when diagnosing errors. Temporarily
2238 change input_location around targetm.target_option.valid_attribute_p
2239 calls. Don't emit warning or errors if that function fails.
2241 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
2244 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
2245 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
2246 abbrev_opt_base_type_end only by increasing die_abbrev, before
2248 (optimize_abbrev_table): Don't change abbrev numbers of
2249 base types and CU or optimize implicit consts in them if
2250 calc_base_type_die_sizes has been called during build_abbrev_table.
2251 (calc_base_type_die_sizes): If abbrev_opt_start, set
2252 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
2254 2016-11-18 Jeff Law <law@redhat.com>
2257 * config/m68k/m68k.c (moveq feeding equality comparison): New
2259 * config/m68k/predicates.md (addq_subq_operand): New predicate.
2260 (equality_comparison_operator): Likewise.
2262 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2264 * rtlanal.c (load_extend_op): Move to...
2265 * rtl.h: ...here and make inline.
2267 2016-11-18 Terry Guo <terry.guo@arm.com>
2268 Thomas Preud'homme <thomas.preudhomme@arm.com>
2270 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
2271 * config/arm/arm-opts.h: Include arm-flags.h.
2272 (struct arm_arch_core_flag): Define.
2273 (arm_arch_core_flags): Define.
2274 * config/arm/arm-protos.h: Include arm-flags.h
2275 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
2276 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
2277 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
2278 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
2279 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
2280 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
2281 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
2282 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
2283 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
2284 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
2285 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
2286 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
2287 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
2288 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
2289 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
2290 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
2291 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
2292 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
2293 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
2294 ARM_FSET_CPU_SUBSET): Move to ...
2295 * config/arm/arm-flags.h: This new file.
2296 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
2297 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
2298 (TARGET_MODE_SPECS): Define.
2299 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
2301 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
2303 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
2304 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
2305 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
2306 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
2307 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
2308 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
2309 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
2310 missing and make value unsigned.
2311 (arm_feature_set): Use unsigned entries instead of unsigned long.
2313 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
2315 Re-apply after PR bootstrap/77359 is fixed:
2316 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2318 * explow.c (get_dynamic_stack_size): Take known alignment of stack
2319 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
2322 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
2325 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
2326 variables in functions calling alloca. Also update the ASCII
2328 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
2329 (STACK_DYNAMIC_OFFSET): Likewise.
2330 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
2331 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
2334 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2335 Alan Hayward <alan.hayward@arm.com>
2336 David Sherwood <david.sherwood@arm.com>
2338 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
2339 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
2340 (add_const_value_attribute): Likewise.
2341 * explow.c (plus_constant): Likewise.
2342 * expmed.c (expand_mult, make_tree): Likewise.
2343 * expr.c (convert_modes): Likewise.
2344 * loop-doloop.c (doloop_optimize): Likewise.
2345 * postreload.c (reload_cse_simplify_set): Likewise.
2346 * simplify-rtx.c (simplify_const_unary_operation): Likewise
2347 (simplify_binary_operation_1, simplify_const_binary_operation):
2349 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
2350 * wide-int.h: Update documentation to recommend rtx_mode_t
2351 instead of std::make_pair.
2353 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2354 Alan Hayward <alan.hayward@arm.com>
2355 David Sherwood <david.sherwood@arm.com>
2357 * tree.h (SET_DECL_MODE): New macro.
2358 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
2359 (expand_gimple_basic_block): Likewise.
2360 * function.c (split_complex_args): Likeise.
2361 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
2362 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
2363 * stor-layout.c (layout_decl, relayout_decl): Likewise.
2364 (finish_bitfield_representative): Likewise.
2365 * tree.c (make_node_stat): Likewise.
2366 * tree-inline.c (remap_ssa_name): Likewise.
2367 (tree_function_versioning): Likewise.
2368 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
2369 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
2370 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
2371 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
2372 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
2373 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
2374 * varasm.c (make_debug_expr_from_rtl): Likewise.
2376 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
2378 PR rtl-optimization/71785
2379 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
2380 (duplicate_computed_gotos): New function.
2381 (pass_duplicate_computed_gotos::execute): Rewrite.
2383 2016-11-17 Jeff Law <law@redhat.com>
2386 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
2387 barrier prior to deallocating the stack.
2389 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
2391 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
2392 to make better use of cmem loads in the case where a single bit is
2394 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
2396 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
2398 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
2400 (isa_names_table): Handle new features.
2402 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
2403 Andrew Senkevich <andrew.senkevich@intel.com>
2405 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
2406 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
2407 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
2408 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
2409 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
2410 * config/i386/avx5124fmapsintrin.h: New file.
2411 * config/i386/avx5124vnniwintrin.h: Ditto.
2412 * config/i386/constraints.md (h): New constraint.
2413 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
2414 * config/i386/driver-i386.c (host_detect_local_cpu):
2415 Detect avx5124fmaps, avx5124vnniw.
2416 * config/i386/i386-builtin-types.def: Add types
2417 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
2418 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
2419 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
2420 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
2421 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
2422 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
2423 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
2424 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
2425 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
2426 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
2427 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
2428 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
2429 __builtin_ia32_vp4dpwssds_mask): New.
2430 * config/i386/i386-c.c (ix86_target_macros_internal):
2431 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
2432 * config/i386/i386-modes.def: Fixed comment typos, added new
2433 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
2434 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
2436 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
2437 (ix86_option_override_internal): Handle new options.
2438 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
2440 (ix86_expand_builtin): Handle new builtins.
2441 (ix86_additional_allocno_class_p): New.
2442 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
2443 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
2444 (reg_class): Add MOD4_SSE_REGS.
2445 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
2446 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
2447 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
2448 avx5124vnniwintrin.h.
2449 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
2450 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
2451 (define_mode_iterator IMOD4): New.
2452 (define_mode_attr imod4_narrow): Ditto.
2453 (define_insn "mov<mode>"): Ditto.
2454 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
2455 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
2456 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
2457 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
2458 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
2459 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
2460 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
2461 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
2462 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
2463 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
2464 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
2465 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
2466 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
2467 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
2468 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
2469 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
2470 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
2471 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
2472 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
2473 * genmodes.c (mode_size_inline): Extend return type.
2474 * machmode.h (mode_size, mode_base_align): Extend type.
2476 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
2479 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
2480 the appropriate checks for SFmode/DFmode load/stores in GPR
2482 (fusion_addis_mem_combo_store): Likewise.
2483 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
2484 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
2485 d-form instructions for traditional Altivec registers.
2486 (emit_fusion_p9_load): Likewise.
2487 (emit_fusion_p9_store): Likewise.
2488 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
2489 early clobber from scratch register. Do not match if the register
2490 being stored is the scratch register.
2491 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
2492 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
2493 instructions for traditional Altivec registers.
2494 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
2495 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
2496 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
2498 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
2501 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
2502 being live in the function and lr needing to be saved. Distinguish
2503 between already saved pushable registers and registers to push.
2504 Check for LR being an available pushable register.
2506 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2508 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
2509 string input is a string constant.
2510 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
2511 via cmpstrnsi even if neither string is constant.
2513 2016-11-17 Jakub Jelinek <jakub@redhat.com>
2516 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
2517 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
2518 instead, return false if it is NULL, or doesn't fit into uhwi, or
2519 is larger or equal to targetm.max_anchor_offset.
2521 2016-11-17 Pip Cet <pipcet@gmail.com>
2522 Eric Botcazou <ebotcazou@adacore.com>
2524 PR rtl-optimization/78355
2525 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
2526 needs to deal with unaligned accesses.
2527 * doc/tm.texi: Regenerate.
2528 * lra-constraints.c (simplify_operand_subreg): Only invoke
2529 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
2531 2016-11-17 David Malcolm <dmalcolm@redhat.com>
2533 * input.c (selftest::test_lexer_string_locations_long_line): New
2535 (selftest::test_lexer_string_locations_raw_string_multiline): New
2537 (selftest::input_c_tests): Call the new functions, via
2538 for_each_line_table_case.
2540 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2542 * config/aarch64/aarch64.md (mov<mode>): Call
2543 aarch64_split_dimode_const_store on DImode constant stores.
2544 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
2546 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
2549 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2550 Richard Biener <rguenther@suse.de>
2552 PR tree-optimization/77848
2553 * tree-if-conv.c (tree_if_conversion): Always version loops unless
2554 the user specified -ftree-loop-if-convert.
2556 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
2559 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
2560 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
2561 *thumb2_strd_base_neg): Recognize insn regardless of
2562 current_tune->prefer_ldrd_strd.
2563 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
2566 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
2568 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
2571 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
2573 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
2575 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
2576 * config/arc/arc-cpus.def (quarkse_em): Add.
2577 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
2578 * config/arc/arc-opts.h (FPX_QK): Define.
2579 * config/arc/arc-tables.opt: Regenerate.
2580 * config/arc/arc.c (gen_compare_reg): Change.
2581 (arc_register_move_cost): Avoid Dy,Dx moves.
2582 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
2583 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
2584 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
2586 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
2587 (fix_truncsfsi2_fpu): Rename.
2588 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
2589 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
2590 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
2591 * config/arc/t-multilib: Regenerate.
2593 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
2595 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
2597 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
2598 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
2599 (avr_rtx_costs_1, extra_constraint_Q): Same.
2600 (avr_address_cost): Use SUBREG_P if possible.
2602 2016-11-17 Richard Biener <rguenther@suse.de>
2605 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
2606 non-local goto into CFG.
2608 2016-11-17 Richard Biener <rguenther@suse.de>
2610 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
2611 backward compatibility.
2612 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
2613 * tree-if-conv.c (pass_if_conversion::gate): Do not test
2614 flag_tree_loop_if_convert_stores.
2615 (pass_if_conversion::execute): Likewise.
2617 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2619 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
2620 const_double code before calling aarch64_float_const_zero_rtx_p.
2622 2016-11-17 Richard Biener <rguenther@suse.de>
2624 PR tree-optimization/78306
2625 * ipa-inline-analysis.c (initialize_inline_failed): Do not
2626 inhibit inlining if function calls cilk_spawn.
2627 (can_inline_edge_p): Likewise.
2629 2016-11-17 Richard Biener <rguenther@suse.de>
2632 * fold-const.c (negate_expr_p): Fix multiplication case.
2634 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
2637 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
2639 (TARGET_INIT_LIBFUNCS): Delete definition and...
2640 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
2643 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
2645 * config/netbsd-stdint.h: New.
2646 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
2647 (x86_64-*-netbsd*): Likewise.
2649 2016-11-16 Andrew PInski <apinski@cavium.com>
2651 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
2652 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
2653 flag_aarch64_verbose_cost instead of checking for details dump.
2654 (aarch64_rtx_costs_wrapper): Likewise.
2656 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2658 PR rtl-optimization/78378
2659 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
2660 inner only if pos is 0. Fix up formatting.
2662 2016-11-17 Alan Modra <amodra@gmail.com>
2664 PR rtl-optimization/78325
2665 PR rtl-optimization/70890
2666 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
2669 2016-11-16 Jason Merrill <jason@redhat.com>
2671 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
2673 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2674 Richard Biener <rguenther@suse.de>
2676 PR tree-optimization/77848
2677 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
2678 an outer loop, only save basic block aux information for the inner
2680 (versionable_outer_loop_p): New function.
2681 (tree_if_conversion): Version the outer loop instead of the inner
2682 one if the pattern will be recognized for outer-loop
2685 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
2687 * gcc/bb-reorder.c: Remove 'toplev.h' include.
2688 (pass_partition_blocks::gate): No longer check
2689 user_defined_section_attribute, instead check the function decl
2690 for a section attribute.
2691 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
2692 set user_defined_section_attribute.
2693 * gcc/final.c (rest_of_handle_final): Likewise.
2694 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
2695 * gcc/toplev.h: Remove declaration of
2696 user_defined_section_attribute.
2698 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2700 * config/mips/mips.md (casesi_internal_mips16_<mode>):
2701 Explicitly switch between JR and JRC for the table jump. Adjust
2704 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2706 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
2707 `insn_count' to 11 rather than 16.
2709 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2711 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
2712 `ltu' rather than `leu' operation in the RTL pattern
2714 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2716 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
2717 missing <d> instruction prefixes throughout. Correct
2720 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2722 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
2723 rather than R_MIPS_JALR relocation in microMIPS code. Do not
2724 cancel short delay slots in PIC call relaxation.
2726 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
2728 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
2729 general register with general register or ARM constant into SP
2732 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2735 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
2736 that loop->header == body_bb if broken_loop.
2738 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
2740 * tree-ssa-math-opts.c (bswap_replace): Remove test
2741 of SLOW_UNALIGNED_ACCESS.
2743 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
2745 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
2746 is selected. Pass -mgomp to offload compiler in OpenMP case.
2747 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
2748 declaration from nvptx.c.
2749 (nvptx_gen_shuffle): Declare.
2750 (nvptx_output_set_softstack): Declare.
2751 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
2752 (need_softstack_decl): New variable.
2753 (need_unisimt_decl): New variable.
2754 (diagnose_openacc_conflict): New. Use it...
2755 (nvptx_option_override): ...here. Handle TARGET_GOMP.
2756 (nvptx_encode_section_info): Handle "shared" attribute.
2757 (write_as_kernel): Restrict to OpenACC target regions.
2758 (init_softstack_frame): New.
2759 (nvptx_init_unisimt_predicate): New.
2760 (write_omp_entry): New. Use it...
2761 (nvptx_declare_function_name): ...here to emit OpenMP target region
2762 entrypoints. Handle TARGET_SOFT_STACK. Call
2763 nvptx_init_unisimt_predicate.
2764 (nvptx_output_set_softstack): New.
2765 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
2766 (nvptx_gen_shuffle): Export.
2767 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
2769 (nvptx_print_operand): Fix handling of instruction predicates.
2770 (nvptx_get_unisimt_master): New helper function.
2771 (nvptx_get_unisimt_predicate): Ditto.
2772 (nvptx_call_insn_is_syscall_p): Ditto.
2773 (nvptx_unisimt_handle_set): Ditto.
2774 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
2775 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
2776 (nvptx_handle_shared_attribute): New. Use it...
2777 (nvptx_attribute_table): ... here (new entry).
2778 (nvptx_record_offload_symbol): Handle NULL attributes.
2779 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
2780 (nvptx_simt_vf): New.
2781 (TARGET_SIMT_VF): Define.
2782 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
2783 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
2784 -muniform-simt option is active.
2785 (STACK_SIZE_MODE): Define.
2786 (FIXED_REGISTERS): Adjust.
2787 (SOFTSTACK_SLOT_REGNUM): New.
2788 (SOFTSTACK_PREV_REGNUM): New.
2789 (REGISTER_NAMES): Adjust.
2790 (struct machine_function): New fields.
2791 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
2792 (UNSPEC_VOTE_BALLOT): Ditto.
2793 (UNSPEC_LANEID): Ditto.
2794 (UNSPECV_NOUNROLL): Ditto.
2795 (atomic): New attribute.
2796 (predicable): New attribute. Generate predicated forms via
2798 (br_true): Mark as not predicable.
2800 (br_true_uni): Ditto.
2801 (br_false_uni): Ditto.
2803 (trap_if_true): Ditto.
2804 (trap_if_false): Ditto.
2805 (nvptx_fork): Ditto.
2806 (nvptx_forked): Ditto.
2807 (nvptx_joining): Ditto.
2808 (nvptx_join): Ditto.
2809 (nvptx_barsync): Ditto.
2810 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
2811 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
2812 (allocate_stack_<mode>): Remove unused pattern.
2813 (set_softstack_insn): New pattern.
2814 (restore_stack_block): Handle for TARGET_SOFT_STACK.
2815 (nvptx_vote_ballot): New pattern.
2816 (omp_simt_lane): Ditto.
2817 (omp_simt_last_lane): Ditto.
2818 (omp_simt_ordered): Ditto.
2819 (omp_simt_vote_any): Ditto.
2820 (omp_simt_xchg_bfly): Ditto.
2821 (omp_simt_xchg_idx): Ditto.
2822 (nvptx_nounroll): Ditto.
2823 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
2824 (atomic_exchange<mode>): Ditto.
2825 (atomic_fetch_add<mode>): Ditto.
2826 (atomic_fetch_addsf): Ditto.
2827 (atomic_fetch_<logic><mode>): Ditto.
2828 * config/nvptx/nvptx.opt (msoft-stack): New option.
2829 (muniform-simt): Ditto.
2831 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
2832 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
2833 * doc/invoke.texi (msoft-stack): Document.
2834 (muniform-simt): Document
2836 * doc/tm.texi: Regenerate.
2837 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
2838 * target.def: Define it.
2839 * target-insns.def (omp_simt_lane): New.
2840 (omp_simt_last_lane): New.
2841 (omp_simt_ordered): New.
2842 (omp_simt_vote_any): New.
2843 (omp_simt_xchg_bfly): New.
2844 (omp_simt_xchg_idx): New.
2846 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2848 * config/mips/mips-protos.h (mips_set_text_contents_type): New
2850 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
2851 (ASM_OUTPUT_CASE_END): Likewise.
2852 * config/mips/mips.c (mips_set_text_contents_type): New function.
2853 (mips16_emit_constants): Record the pool's initial label number
2854 with the `consttable' insn. Emit a `consttable_end' insn at the end.
2855 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
2856 for `consttable' insns.
2857 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
2858 for `consttable_end' insns.
2859 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
2860 (consttable): Add operand.
2861 (consttable_end): New insn.
2863 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
2865 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
2866 * tree-if-conv.c (tree_if_conversion): Make public.
2867 * * tree-if-conv.h: New file.
2868 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
2869 dynamic alias checks for epilogues.
2870 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
2871 * tree-vect-loop.c: include tree-if-conv.h.
2872 (new_loop_vec_info): Add zeroing orig_loop_info field.
2873 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
2874 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
2875 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
2876 using passed argument.
2877 (vect_transform_loop): Check if created epilogue should be returned
2878 for further vectorization with less vf. If-convert epilogue if
2879 required. Print vectorization success for epilogue.
2880 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
2881 if it is required, pass loop_vinfo produced during vectorization of
2882 loop body to vect_analyze_loop.
2883 * tree-vectorizer.h (struct _loop_vec_info): Add new field
2885 (LOOP_VINFO_ORIG_LOOP_INFO): New.
2886 (LOOP_VINFO_EPILOGUE_P): New.
2887 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
2888 (vect_do_peeling): Change prototype to return epilogue.
2889 (vect_analyze_loop): Add argument of loop_vec_info type.
2890 (vect_transform_loop): Return created loop.
2892 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
2894 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
2895 component as used also if LR_REGNO is a live input to the bb.
2896 * df-scan.c (df_get_entry_block_def_set): Return immediately after
2897 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
2898 (df_get_exit_block_use_set): Ditto.
2899 * df.h (df_scan_flags): New enum.
2900 * shrink-wrap.c (try_shrink_wrapping_separate): Set
2901 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
2902 df_update_entry_block_defs and df_update_exit_block_uses
2903 at the start; clear the flag and call those functions at the end.
2905 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2906 Alan Hayward <alan.hayward@arm.com>
2907 David Sherwood <david.sherwood@arm.com>
2909 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
2910 nb_iterations to the number of latch iterations rather than the
2911 number of loop iterations.
2913 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2914 Alan Hayward <alan.hayward@arm.com>
2915 David Sherwood <david.sherwood@arm.com>
2917 * combine.c (maybe_swap_commutative_operands): New function.
2918 (combine_simplify_rtx): Use it.
2919 (change_zero_ext): Likewise.
2920 (make_compound_operation_int): New function, split out of...
2921 (make_compound_operation): ...here. Use
2922 maybe_swap_commutative_operands for both.
2924 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
2926 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
2927 (neon-vfpv3): New FPU, currently an alias for 'neon'.
2928 * arm/arm-tables.opt: Regenerated.
2929 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
2931 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
2932 and 'neon' are aliases for specific implementations.
2934 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2935 Alan Hayward <alan.hayward@arm.com>
2936 David Sherwood <david.sherwood@arm.com>
2938 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
2939 and use it in the final call to gen_rtx_fmt_ee.
2940 (expand_vec_cond_expr): Update accordingly.
2941 (expand_vec_cmp_expr): Likewise.
2943 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2944 Alan Hayward <alan.hayward@arm.com>
2945 David Sherwood <david.sherwood@arm.com>
2947 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
2949 2016-11-16 Richard Biener <rguenther@suse.de>
2952 * gimplify.c (gimplify_function_tree): Do not instrument
2953 GNU extern inline functions.
2955 2016-11-16 Martin Liska <mliska@suse.cz>
2958 * gimplify.c (gimplify_switch_expr): Always save previous
2959 gimplify_ctxp->live_switch_vars.
2961 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
2963 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
2964 zero_extract operations to allow a movb to occur.
2965 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
2966 * testsuite/gcc.target/arc/movb-2.c: Likewise.
2967 * testsuite/gcc.target/arc/movb-5.c: Likewise.
2968 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
2971 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2972 Alan Hayward <alan.hayward@arm.com>
2973 David Sherwood <david.sherwood@arm.com>
2975 * expr.c (emit_group_load_1): Tighten check for whether an
2976 access involves only one operand of a CONCAT. Use extract_bit_field
2977 for constants if the bit range does span the whole operand.
2979 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2980 Alan Hayward <alan.hayward@arm.com>
2981 David Sherwood <david.sherwood@arm.com>
2983 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
2985 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2986 Alan Hayward <alan.hayward@arm.com>
2987 David Sherwood <david.sherwood@arm.com>
2989 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
2990 all three iteration counts with an any_* test. Use a single update
2991 for each count. Fix the calculation of nb_iterations_estimate.
2993 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2995 * config/pdp11/pdp11.c: Include dbxout.h.
2997 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2999 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
3001 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3004 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
3005 proper ranges for an SBFX instruction.
3006 (extzv_t2): Likewise for UBFX.
3008 2016-11-16 Richard Biener <rguenther@suse.de>
3010 PR tree-optimization/78348
3011 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
3012 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
3013 (classify_partition): Set PKIND_MEMCPY if dependence analysis
3014 revealed no dependency, PKIND_MEMMOVE otherwise.
3016 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3019 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
3020 it points to non-NULL tree, use it instead of ubsan_create_data.
3021 (instrument_si_overflow): Handle vector signed integer overflow
3023 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
3024 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
3025 vector IFN_UBSAN_CHECK_*.
3026 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
3027 pass it through to ubsan_build_overflow_builtin.
3028 (expand_neg_overflow, expand_mul_overflow): Likewise.
3029 (expand_vector_ubsan_overflow): New function.
3030 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
3031 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
3032 (expand_arith_overflow): Adjust expand_*_overflow callers.
3034 2016-11-16 Matthias Klose <doko@ubuntu.com>
3036 * doc/install.texi: Remove references to java/libjava.
3038 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
3040 * tree-ssa-coalesce.c (register_default_def): Remove
3041 register_ssa_partition.
3042 (create_outofssa_var_map): Likewise.
3043 * tree-ssa-live.c (register_ssa_partition_check): Remove.
3044 * tree-ssa-live.h (register_ssa_partition): Likewise.
3046 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
3048 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
3049 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
3050 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
3051 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
3052 rtx when all sub-rtx are also permanent.
3053 (attr_eq): Simplify.
3054 (attr_copy_rtx): Remove.
3055 (make_canonical, get_attr_value): Use attr_equal_p.
3056 (copy_boolean): Rehash NOT.
3057 (simplify_test_exp_in_temp,
3058 optimize_attrs): Remove call to attr_copy_rtx.
3059 (attr_alt_intersection, attr_alt_union,
3060 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
3061 (make_automaton_attrs): Use attr_eq.
3063 2016-11-15 Matthias Klose <doko@ubuntu.com>
3065 * doc/install.texi: Remove references to java/libjava.
3066 * doc/sourcebuild.texi: Likewise.
3067 * doc/invoke.texi: Likewise.
3068 * doc/standards.texi: Likewise.
3070 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3071 Alan Hayward <alan.hayward@arm.com>
3072 David Sherwood <david.sherwood@arm.com>
3074 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
3076 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3077 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3078 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3079 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3080 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3081 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3082 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3084 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3085 Alan Hayward <alan.hayward@arm.com>
3086 David Sherwood <david.sherwood@arm.com>
3088 * dce.c (check_argument_store): Pass the size instead of
3089 the memory reference.
3090 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
3092 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3093 Alan Hayward <alan.hayward@arm.com>
3094 David Sherwood <david.sherwood@arm.com>
3096 * alias.c (canon_rtx): Use simplify_gen_binary.
3098 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3099 Alan Hayward <alan.hayward@arm.com>
3100 David Sherwood <david.sherwood@arm.com>
3102 * rtl.h (load_extend_op): Declare.
3103 * rtlanal.c (load_extend_op): New function.
3104 (nonzero_bits1): Use it.
3105 (num_sign_bit_copies1): Likewise.
3106 * cse.c (cse_insn): Likewise.
3107 * fold-const.c (fold_single_bit_test): Likewise.
3108 (fold_unary_loc): Likewise.
3109 * fwprop.c (free_load_extend): Likewise.
3110 * postreload.c (reload_cse_simplify_set): Likewise.
3111 (reload_cse_simplify_operands): Likewise.
3112 * combine.c (try_combine): Likewise.
3113 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
3114 subreg_lowpart_p checks.
3116 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3117 Alan Hayward <alan.hayward@arm.com>
3118 David Sherwood <david.sherwood@arm.com>
3120 * combine.c (simplify_shift_const_1): Use the number of bits
3121 in the inner mode to determine the range of the shift.
3122 When handling shifts of vectors, skip any rules that apply
3125 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3126 Alan Hayward <alan.hayward@arm.com>
3127 David Sherwood <david.sherwood@arm.com>
3129 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
3132 2016-11-15 Matthias Klose <doko@ubuntu.com>
3134 * doc/install.texi: Remove references to gcj/libjava.
3135 * doc/invoke.texi: Likewise.
3137 2016-11-15 Jeff Law <law@redhat.com>
3139 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
3140 parameter. Callers changed.
3141 (check-subpath_and_update_thread_path): Extracted from
3142 fsm_find_control_statement_thread_paths.
3143 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
3144 (handle_phi, handle_assignment): Allow any constant node, not
3147 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
3149 * config/arc/arc-arch.h: New file.
3150 * config/arc/arc-arches.def: Likewise.
3151 * config/arc/arc-cpus.def: Likewise.
3152 * config/arc/arc-options.def: Likewise.
3153 * config/arc/t-multilib: Likewise.
3154 * config/arc/genmultilib.awk: Likewise.
3155 * config/arc/genoptions.awk: Likewise.
3156 * config/arc/arc-tables.opt: Likewise.
3157 * config/arc/driver-arc.c: Likewise.
3158 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
3159 * common/config/arc/arc-common.c (arc_handle_option): Trace
3161 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
3162 options; check for supported cpu against arc-cpus.def file.
3163 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
3164 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
3165 * config/arc/arc-c.def: Add emacs local variables.
3166 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
3167 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
3168 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
3169 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
3170 (DEFAULT_arc_fpu_build): Define.
3171 (DEFAULT_arc_mpy_option): Define.
3172 * config/arc/arc-protos.h (arc_init): Delete.
3173 * config/arc/arc.c (arc_cpu_name): New variable.
3174 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
3175 (arc_arc700, arc_arc600, arc_arc601): New variable.
3176 (arc_init): Add static; remove selection of default tune value,
3177 cleanup obsolete error messages.
3178 (arc_override_options): Make use of .def files for selecting the
3179 right cpu and option configurations.
3180 * config/arc/arc.h (stdbool.h): Include.
3181 (TARGET_CPU_DEFAULT): Define.
3182 (CPP_SPEC): Remove mcpu=NPS400 handling.
3183 (arc_cpu_to_as): Declare.
3184 (EXTRA_SPEC_FUNCTIONS): Define.
3185 (OPTION_DEFAULT_SPECS): Likewise.
3186 (ASM_DEFAULT): Remove.
3187 (ASM_SPEC): Use arc_cpu_to_as.
3188 (DRIVER_SELF_SPECS): Remove deprecated options.
3189 (arc_base_cpu): Declare.
3190 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
3191 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
3193 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
3194 * config/arc/arc.md (attr_cpu): Remove.
3195 * config/arc/arc.opt (mno-mpy): Deprecate.
3196 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
3197 (mcpu=ARCHS): Remove.
3198 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
3200 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
3201 (arc_fpu): Use new defines.
3202 (mpy-option): Change to use numeric or string like inputs.
3203 * config/arc/t-arc (driver-arc.o): New target.
3204 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
3205 * config/arc/t-arc-newlib: Delete.
3206 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
3207 * doc/invoke.texi (ARC): Update arc options.
3209 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
3211 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
3212 insn at the beginning of the constant pool.
3213 (mips_insert_insn_pseudos): New function.
3214 (mips_machine_reorg2): Call it.
3215 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
3216 UNSPEC_INSN_PSEUDO enum values.
3217 (insn_pseudo, consttable): New insns.
3219 2016-11-15 Michael Matz <matz@suse.de>
3221 PR missed-optimization/77881
3222 * combine.c (simplify_comparison): Remove useless subregs
3223 also inside the loop, not just after it.
3224 (make_compound_operation): Recognize some subregs as being
3227 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3228 Alan Hayward <alan.hayward@arm.com>
3229 David Sherwood <david.sherwood@arm.com>
3231 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
3234 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3236 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
3237 for using xxinsertw and vinsert{b,h} on ISA 3.0.
3239 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
3240 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
3241 vinsert{b,h} on ISA 3.0.
3243 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
3245 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
3246 and cmpnop in two steps: first the ones not accessed in original gimple
3247 expression in a endian independent way and then the ones not accessed
3248 in the final result in an endian-specific way.
3249 (bswap_replace): Stop doing big endian adjustment.
3251 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
3253 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
3254 (*ashl<mode>3_doubleword): Ditto.
3256 2016-11-14 Martin Liska <mliska@suse.cz>
3258 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
3260 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
3261 Richard Biener <rguenther@suse.de>
3263 * doc/invoke.texi (fgimple): Document.
3264 * dumpfile.h (TDF_GIMPLE): Add.
3265 * dumpfile.c (dump_options): Add gimple.
3266 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
3268 (dump_gimple_label): Likewise.
3269 (dump_gimple_phi): Likewise.
3270 (dump_gimple_bb_header): Likewise.
3271 (dump_phi_nodes): Likewise.
3272 (pp_cfg_jump): Likewise. Pass in dump flags.
3273 (dump_implicit_edges): Adjust.
3274 * passes.c (pass_init_dump_file): Do not dump function header
3276 * tree-cfg.c (dump_function_to_file): Dump function return type
3277 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
3279 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
3280 (dump_generic_node): Likewise.
3281 * function.h (struct function): Add pass_startwith member.
3282 * passes.c (execute_one_pass): Implement startwith.
3283 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
3284 and assign proper version for parsed ssa names.
3285 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
3286 * internal-fn.c (expand_PHI): New function.
3287 * internal-fn.h (expand_PHI): Declared here.
3288 * internal-fn.def: New defination for PHI.
3289 * tree-cfg.c (lower_phi_internal_fn): New function.
3290 (build_gimple_cfg): Call it.
3291 (verify_gimple_call): Condition for passing label as arg in internal
3293 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
3294 present PHIs with arguments.
3296 2016-11-14 Martin Liska <mliska@suse.cz>
3299 * common.opt: Add prefer-atomic as a new enum value for
3301 * coretypes.h: Likewise.
3302 * doc/invoke.texi: Document the new option value.
3303 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
3304 * tree-profile.c (tree_profiling): Select default value
3305 of -fprofile-update when 'prefer-atomic' is selected.
3307 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3309 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
3310 (cortex_a57_alu_shift): ...here.
3312 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3314 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
3316 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
3317 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
3318 (<optab>si3_insn_uxtw): Likewise.
3319 (<optab><mode>3_insn): Likewise.
3320 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
3321 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
3322 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
3323 (<optab><mode>): Likewise.
3324 (insv<mode>): Likewise.
3325 (andim_ashift<mode>_bfiz): Likewise.
3326 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
3327 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
3328 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
3329 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
3330 (exynos_m1_alu_p): Likewise.
3331 * config/arm/types.md: Add bfx.
3332 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
3334 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3336 * config/aarch64/aarch64.c (cortexa57_vector_cost):
3337 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
3339 2016-11-14 Richard Biener <rguenther@suse.de>
3341 PR tree-optimization/78312
3342 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
3343 flow-sensitive info.
3345 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
3348 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
3349 * config/avr/avr.opt (-mabsdata): New option.
3350 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
3351 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
3352 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
3353 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
3354 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
3355 spec depending on AVR_ISA_LDS.
3356 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
3358 2016-11-13 Jakub Jelinek <jakub@redhat.com>
3360 * match.pd: Don't try to compare addresses of variables with
3363 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
3365 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
3366 (propagate_vr_accross_jump_function): Handle unary expressions.
3367 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3368 (load_from_param_1): New.
3369 (load_from_unmodified_param): Factor common part into load_from_param_1.
3370 (load_from_param): New.
3371 (compute_complex_assign_jump_func): Handle unary expressions.
3372 (update_jump_functions_after_inlining): Likewise.
3373 (ipa_write_jump_function): Likewise.
3374 (ipa_read_jump_function): Likewise.
3376 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3379 * doc/invoke.texi: Document Wrestrict.
3380 * pretty-print.c (pp_format): Add case for "Z" specifier.
3381 (test_pp_format): Test "Z" specifier.
3383 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
3385 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
3386 original function needs a static chain.
3388 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
3391 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
3394 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
3397 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
3398 return early if !optional_tbtab.
3400 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
3402 PR rtl-optimization/59461
3403 * doc/rtl.texi (paradoxical subregs): Add missing word.
3404 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
3405 in modes with precision larger than that of last_set_mode.
3406 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
3407 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
3408 REGs to paradoxical SUBREGs.
3409 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
3410 larger than a word before invoking LOAD_EXTEND_OP on it.
3412 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3415 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
3416 element order for little endian ordering.
3418 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
3419 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
3422 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
3425 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
3426 when calculating operand 2.
3427 (rotate to rotatex zext splitter): Ditto.
3429 2016-11-11 Jeff Law <law@redhat.com>
3431 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
3433 (stmt_uses_name_in_undefined_way): New function, extracted from
3434 find_implicit_erroneous_behavior and extended for div/mod case.
3435 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
3436 find_explicit_erroneous_behavior and extended for div/mod case.
3437 (find_implicit_erroneous_behavior): Use new helper function.
3438 (find_explicit_erroneous_behavior): Use new helper function.
3440 2016-11-11 Richard Biener <rguenther@suse.de>
3442 PR tree-optimization/71575
3443 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
3446 2016-11-11 Richard Biener <rguenther@suse.de>
3449 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
3450 about uninitialized destination arg of BIT_INSERT_EXPR.
3452 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
3455 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
3456 terminology. Expand to remove ambiguity.
3458 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
3460 PR rtl-optimization/78232
3461 * combine.c (try_combine): Add a big comment about why reusing i2dest
3463 (change_zero_ext): Do not call simplify_gen_binary, do the
3464 simplifications manually.
3466 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
3468 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
3469 enable HImode and QImode to go in vector registers by default if
3470 the -mvsx-small-integer option is enabled.
3471 (rs6000_secondary_reload_simple_move): Likewise.
3472 (rs6000_preferred_reload_class): Don't force integer constants to
3473 be loaded into vector registers that we can easily make into
3474 memory (or being created in the GPRs and moved over with direct move).
3475 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
3476 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
3477 vector extraction on ISA 3.0 when the scalar integer can be
3478 allocated in vector registers. Generate the VEC_SELECT directy,
3479 and don't use UNSPEC's to avoid having the scalar type in a vector
3480 register. Make the expander target registers, and let the
3481 combiner fold in results storing to memory, if the machine
3483 (vsx_extract_<mode>_di): Likewise.
3484 (vsx_extract_<mode>_p9): Likewise.
3485 (vsx_extract_<mode>_di_p9): Likewise.
3486 (vsx_extract_<mode>_store_p9): Likewise.
3487 (vsx_extract_si): Likewise.
3488 (vsx_extract_<mode>_p8): Likewise.
3489 (p9_lxsi<wd>zx): Delete, no longer used.
3490 (p9_stxsi<wd>x): Likewise.
3491 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
3492 integers in vector registers for ISA 3.0.
3493 (QHI): Update comment.
3494 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
3495 vector extract instructions in sign/zero extend.
3496 (zero_extendhi<mode>): Likewise.
3497 (extendqi<mode>): Likewise.
3498 (extendhi<mode>2): Likewise.
3499 (HImode splitter for load/sign extend in vector register): Likewise.
3500 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
3501 optimizing floating point conversions to/from small data types and
3502 rewrite it to support QImode/HImode being allowed in vector
3503 registers on ISA 3.0.
3504 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
3505 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
3506 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
3507 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
3508 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
3509 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
3510 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
3511 VSPLITISW on ISA 2.07.
3512 (movhi_internal): Combine movhi_internal and movqi_internal into
3513 one mov<mode>_internal with an iterator. Add support for QImode
3514 and HImode being allowed in vector registers. Make large number
3515 of attributes and constraints easier to read.
3516 (movqi_internal): Likewise.
3517 (mov<mode>_internal): Likewise.
3518 (movdi_internal64): Fix constraint to allow loading -16..15 with
3519 VSPLITISW on ISA 2.07.
3520 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
3523 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
3525 PR rtl-optimization/78241
3526 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
3527 but emit initial peel copy if niter expr is not reliable.
3529 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
3531 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
3532 (maybe_record_trace_start): If the CFI is different on the new and
3533 old paths, print out both to the dump file before ICEing.
3535 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
3537 * target.def (additional_allocno_class_p): New.
3538 * hooks.h (hook_bool_reg_class_t_false): New prototype.
3539 * hooks.c (hook_bool_reg_class_t_false): New.
3540 * ira.c (setup_allocno_and_important_classes): Use the new hook.
3541 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
3542 * doc/tm.texi: Update.
3544 2016-11-10 Jason Merrill <jason@redhat.com>
3546 * gengtype.c (new_structure): Append to structures list.
3547 (find_structure): Likewise.
3549 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
3551 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
3552 this_dir is 2. Check for this_dir non-zero before dir != this_dir
3555 2016-11-10 Jakub Jelinek <jakub@redhat.com>
3557 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
3558 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
3560 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
3561 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
3562 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
3563 teams distribute parallel for simd even to distribute and teams
3564 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
3565 OMP_CLAUSE_DEPEND_SINK case.
3566 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
3567 (omp_no_lastprivate): Removed.
3568 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
3569 (gimplify_omp_for): Likewise.
3570 (computable_teams_clause): Fail for automatic vars from current
3571 function not yet seen in bind expr.
3572 * langhooks.c (lhd_omp_scalar_p): New function.
3573 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
3574 * varpool.c (varpool_node::get_create): Set node->offloading
3575 even for DECL_EXTERNAL decls.
3576 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
3577 (LANG_HOOKS_OMP_SCALAR_P): Define.
3578 (LANG_HOOKS_DECLS): Use it.
3580 2016-11-10 Martin Liska <mliska@suse.cz>
3583 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
3584 only when SWITCH_BODY is a BIND_EXPR.
3586 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
3589 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
3590 on the context only when it has no DIE yet.
3592 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
3594 * arm.h (target_cpus): Delete.
3595 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
3596 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
3597 (all_architectures): Likewise.
3598 (arm_option_override): Adjust use of CPU enums.
3599 (arm_sched_reorder): Likewise.
3600 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
3601 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
3602 * arm/genopt.sh (processor_type): Prefix enumeration entries with
3604 * arm-tables.opt: Regenerated.
3606 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
3608 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
3610 * config/aarch64/aarch64-tune.md: Regenerated.
3611 * config/arm/arm-cores.def (falkor): New core.
3612 * config/arm/arm-tables.opt: Regenerated.
3613 * config/arm/arm-tune.md: Regenerated.
3614 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
3615 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
3616 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
3617 (ARM Options/-mtune): Likewise.
3619 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
3622 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3624 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
3625 (propagate_vr_accross_jump_function): Likewise.
3626 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3627 (load_from_param_1): New.
3628 (load_from_unmodified_param): Factor common part into load_from_param_1.
3629 (load_from_param): New.
3630 (compute_complex_assign_jump_func): Handle unary expressions.
3631 (ipa_write_jump_function): Likewise.
3632 (ipa_read_jump_function): Likewise.
3634 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
3636 * simplify-rtx.c (simplify_binary_operation_1): Simplify
3637 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
3638 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
3641 2016-11-09 David Malcolm <dmalcolm@redhat.com>
3643 * print-rtl-function.c: Include varasm.h.
3644 (print_any_param_name): New function.
3645 (print_param): New function.
3646 (print_rtx_function): Call print_param for each argument.
3647 * print-rtl.c (rtx_writer::finish_directive): New function.
3648 * print-rtl.h (rtx_writer::finish_directive): New decl.
3650 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
3653 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
3654 operand 0 as earlyclobber.
3655 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
3657 2016-11-09 Martin Liska <mliska@suse.cz>
3659 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
3661 2016-11-09 Jakub Jelinek <jakub@redhat.com>
3664 * builtins.c (expand_builtin_memcmp): Formatting fix.
3666 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
3667 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
3668 or of them, renumber other enumerators.
3669 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
3670 * doc/invoke.texi: Document -fsanitize=shift-base and
3671 -fsanitize-shift-exponent, document -fsanitize=shift as
3672 having those 2 suboptions.
3674 2016-11-09 Richard Biener <rguenther@suse.de>
3676 * fold-const.c (tree_swap_operands_p): Remove unused arg.
3677 * fold-const.c (tree_swap_operands_p): Likewise.
3678 (fold_binary_loc): Adjust.
3679 (fold_ternary_loc): Likewise.
3680 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
3681 * gimple-fold.c (fold_stmt_1): Likewise.
3682 * gimple-match-head.c (gimple_resimplify2): Likewise.
3683 (gimple_resimplify3): Likewise.
3684 (gimple_simplify): Likewise.
3685 * tree-ssa-dom.c (record_equality): Likewise.
3686 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
3687 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3688 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
3690 2016-11-09 Richard Biener <rguenther@suse.de>
3692 * tree-ssa-dom.c (canonicalize_comparison): Remove.
3693 (optimize_stmt): Remove redundant pre-propagation canonicalization
3694 of comparison operand order.
3696 2016-11-09 Martin Liska <mliska@suse.cz>
3698 * fold-const-call.c (fold_const_call): Fix the folding.
3700 2016-11-09 Richard Biener <rguenther@suse.de>
3702 * common.opt (flag_evaluation_order): Remove.
3703 * expr.c (expand_operands): Remove code guarded by
3704 flag_evaluation_order.
3705 * fold-const.c (reorder_operands_p): Remove, it always returns
3707 (negate_expr_p): Remove calls to reorder_operands_p.
3708 (fold_negate_expr): Likewise.
3709 (tree_swap_operands_p): Likewise.
3710 (fold_binary_loc): Likewise.
3712 2016-11-09 Andreas Schwab <schwab@suse.de>
3715 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
3716 insns operating on a register.
3718 2016-11-09 Richard Biener <rguenther@suse.de>
3720 PR tree-optimization/78007
3721 * tree-vect-stmts.c (vectorizable_bswap): New function.
3722 (vectorizable_call): Call vectorizable_bswap for
3723 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
3725 2016-11-09 Richard Biener <rguenther@suse.de>
3727 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
3728 Look at the DR_BASE_ADDRESS object for forcing alignment.
3730 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3732 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
3733 (propagate_vr_accross_jump_function): Likewise.
3734 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3735 (load_from_param_1): New.
3736 (load_from_unmodified_param): Factor common part into load_from_param_1.
3737 (load_from_param): New.
3738 (compute_complex_assign_jump_func): Handle unary expressions.
3739 (ipa_write_jump_function): Likewise.
3740 (ipa_read_jump_function): Likewise.
3742 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3745 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
3746 Also fold constant passed as argument while computing value range.
3747 (propagate_constants_accross_call): Pass param type.
3748 * ipa-prop.c: export ipa_get_callee_param_type.
3749 * ipa-prop.h: export ipa_get_callee_param_type.
3751 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
3753 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
3754 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
3756 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
3758 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
3759 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
3760 ASAN_STACK_MAGIC_MIDDLE.
3761 (asan_global_struct): Increase the size of fields.
3762 (asan_add_global): Add new field constructor.
3763 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
3764 __asan_version_mismatch_check_v8.
3766 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
3768 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
3771 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
3774 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
3775 Handle ASHIFT and LSHIFTRT.
3776 (dimode_scalar_chain::compute_convert_gain): Ditto.
3777 (dimode_scalar_chain::convert_insn): Ditto.
3779 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3781 * gimple-ssa-store-merging.c: Include selftest.h
3782 (verify_array_eq): New function.
3783 (verify_shift_bytes_in_array): Likewise.
3784 (verify_shift_bytes_in_array_right): Likewise.
3785 (verify_clear_bit_region): Likewise.
3786 (verify_clear_bit_region_be): Likewise.
3787 (store_merging_c_tests): Likewise.
3788 * selftest.h (store_merging_c_tests): Declare prototype.
3789 * selftest-run-tests.c (selftest::run_tests): Run
3790 store_merging_c_tests.
3792 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3794 * config/arm/arm.opt (mold-rtx-costs): Delete.
3795 (mnew-generic-costs): Delete.
3796 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
3797 * config/arm/arm.c (arm_rtx_costs_1): Delete.
3798 (arm_size_rtx_costs): Likewise.
3799 (arm_slowmul_rtx_costs): Likewise.
3800 (arm_fastmul_rtx_costs): Likewise.
3801 (arm_xscale_rtx_costs): Likewise.
3802 (arm_9e_rtx_costs): Likewise.
3803 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
3804 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
3805 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
3806 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
3807 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
3808 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
3809 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
3810 arm_cortex_m7_tune):
3811 Delete rtx_costs field.
3812 (arm_new_rtx_costs): Rename to...
3813 (arm_rtx_costs_internal): ... This.
3814 (arm_rtx_costs): Remove old way of doing rtx costs.
3816 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3818 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
3819 (arm_fastmul_tune): Likewise.
3820 (arm_strongarm_tune): Likewise.
3821 (arm_xscale_tune): Likewise.
3822 (arm_9e_tune): Likewise.
3823 (arm_marvell_pj4_tune): Likewise.
3824 (arm_v6t2_tune): Likewise.
3825 (arm_v6m_tune): Likewise.
3826 (arm_fa726te_tune): Likewise.
3828 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3830 PR tree-optimization/78234
3831 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
3834 2016-11-08 Martin Liska <mliska@suse.cz>
3837 * dbgcnt.def: Add new debug counter asan_use_after_scope.
3838 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
3839 with a value expr. Do not add artificial variables to
3840 live_switch_vars. Use the debug counter.
3841 (gimplify_target_expr): Use the debug counter.
3842 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
3843 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
3844 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
3846 2016-11-08 Richard Biener <rguenther@suse.de>
3848 * tree-vect-stmts.c (get_group_load_store_type): If the
3849 access is aligned do not trigger peeling for gaps.
3850 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
3851 force alignment of vars with DECL_USER_ALIGN.
3853 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
3855 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
3857 2016-11-08 Richard Biener <rguenther@suse.de>
3859 PR tree-optimization/78205
3860 * tree-vect-stmts.c (vectorizable_load): Move check whether
3861 we may run into gaps when BB vectorizing SLP permutations ...
3862 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
3863 here where we can do a more precise check.
3865 2016-11-08 Richard Biener <rguenther@suse.de>
3867 PR tree-optimization/78224
3868 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
3869 Split the fallthru edge in case its successor may have PHIs.
3870 Do not free dominance info.
3872 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3875 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
3876 EH info even for bzhi and pdep/pext.
3878 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
3880 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
3881 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
3883 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
3885 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
3887 * config/rs6000/vector.md (div<mode>3): Ditto.
3889 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
3891 * configure.ac (.hidden): Change to conftest_s string. Provide string
3893 (gcc_cv_ld_hidden): Yes for AIX.
3894 * configure: Regenerate.
3896 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
3898 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
3899 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
3900 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
3901 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
3902 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3903 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
3905 (rs6000_xcoff_visibility): New.
3906 (rs6000_xcoff_declare_function_name): Add visibility support.
3907 (rs6000_xcoff_asm_globalize_decl_name): New.
3908 (rs6000_xcoff_asm_output_aligned_decl_common): New.
3909 (rs6000_asm_weaken_decl): New.
3910 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
3911 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
3914 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
3917 * incpath.c (remove_dup): Also silently ignore EPERM.
3919 2016-11-07 Martin Jambor <mjambor@suse.cz>
3921 * tree.c (verify_type_variant): Use pointer comparison to check that
3922 TYPE_SIZE_UNIT match.
3924 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3927 * dse.c (dse_step5): Call scan_reads even if just
3928 insn_info->frame_read. Improve and fix dump file messages.
3931 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
3932 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
3934 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3937 * match.pd: Add following two patterns:
3938 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
3939 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
3941 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
3943 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
3944 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
3945 * rtl.h (duplicate_reg_notes): Declare.
3946 * rtlanal.c (duplicate_reg_note): New function.
3948 PR rtl-optimization/77309
3949 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
3950 don't assume an equality comparison for plain COMPARE.
3951 (simplify_comparison): Pass a more accurate code to
3952 make_compound_operation.
3954 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
3956 * target.def (compute_pressure_classes): New target hook.
3957 * doc/tm.texi.in: Document it.
3958 * doc/tm.texi: Regenerate.
3959 * ira.c (setup_pressure_classes): Call target hook if defined.
3961 2016-11-07 David Malcolm <dmalcolm@redhat.com>
3963 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
3965 (rtx_writer::print_rtx): In compact mode, omit trailing operands
3966 that have the default values.
3967 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
3969 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
3970 label string from expected dump.
3971 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
3974 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3977 * alias.c (nonoverlapping_memrefs_p): If one decl is
3978 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
3980 2016-11-07 Richard Biener <rguenther@suse.de>
3983 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
3986 2016-11-07 Richard Biener <rguenther@suse.de>
3988 PR tree-optimization/78218
3989 * gimple-ssa-store-merging.c
3990 (pass_store_merging::terminate_all_aliasing_chains):
3991 Drop unused argument, fix alias check to also consider uses.
3992 (pass_store_merging::execute): Adjust.
3994 2016-11-07 Richard Biener <rguenther@suse.de>
3996 PR tree-optimization/78228
3997 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
4000 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4003 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
4004 aarch64_simd_shift_imm_<mode> predicate for operand 1.
4005 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
4006 to restrict them to an appropriate range and add FAIL check if the
4007 region they specify is out of range. Delete useless constraint
4009 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
4010 2 and 3 to restrict their range and add pattern predicate.
4012 2016-11-07 Martin Liska <mliska@suse.cz>
4014 * asan.c (enum asan_check_flags): Move the enum to header file.
4015 (asan_init_shadow_ptr_types): Make type creation more generic.
4016 (shadow_mem_size): New function.
4017 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
4018 Rewritten stack unpoisoning code.
4019 (build_shadow_mem_access): Add new argument return_address.
4020 (instrument_derefs): Instrument local variables if use after scope
4021 sanitization is enabled.
4022 (asan_store_shadow_bytes): New function.
4023 (asan_expand_mark_ifn): Likewise.
4024 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
4025 * asan.h (enum asan_mark_flags): Moved here from asan.c
4026 (asan_protect_stack_decl): Protect all declaration that need
4028 (asan_sanitize_use_after_scope): New function.
4029 (asan_no_sanitize_address_p): Likewise.
4030 * cfgexpand.c (partition_stack_vars): Consider
4031 asan_sanitize_use_after_scope in condition.
4032 (expand_stack_vars): Likewise.
4033 * common.opt (-fsanitize-address-use-after-scope): New option.
4034 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
4035 Explain the parameter.
4036 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
4037 * gimplify.c (build_asan_poison_call_expr): New function.
4038 (asan_poison_variable): Likewise.
4039 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
4040 variables that have address taken.
4041 (gimplify_decl_expr): Likewise.
4042 (gimplify_target_expr): Likewise for C++ temporaries.
4043 (sort_by_decl_uid): New function.
4044 (gimplify_expr): Unpoison all variables for a label we can jump
4045 from outside of a scope.
4046 (gimplify_switch_expr): Unpoison variables defined in the switch
4048 (gimplify_function_tree): Clear asan_poisoned_variables.
4049 (asan_poison_variables): New function.
4050 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
4051 * internal-fn.c (expand_ASAN_MARK): New function.
4052 * internal-fn.def (ASAN_MARK): Declare.
4053 * opts.c (finish_options): Handle -fstack-reuse if
4054 -fsanitize-address-use-after-scope is enabled.
4055 (common_handle_option): Enable address sanitization if
4056 -fsanitize-address-use-after-scope is enabled.
4057 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
4059 * params.h: Likewise.
4060 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
4061 * sanitizer.def: Define __asan_poison_stack_memory and
4062 __asan_unpoison_stack_memory functions.
4063 * asan.c (asan_mark_poison_p): New function.
4064 (transform_statements): Handle asan_mark_poison_p calls.
4065 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
4067 2016-11-07 Tamar Christina <tamar.christina@arm.com>
4070 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
4072 2016-11-07 Martin Liska <mliska@suse.cz>
4074 * tree-profile.c (gimple_gen_time_profiler): Set proper type
4075 to time_profiler_counter_ptr.
4077 2016-11-07 Richard Biener <rguenther@suse.de>
4079 PR tree-optimization/37150
4080 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
4082 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
4083 (vect_analyze_slp_cost_1): Account for the real number of
4084 permutations emitted and for dead loads.
4085 (vect_transform_slp_perm_load): Add n_perms parameter counting
4086 the number of emitted permutations.
4087 * tree-vect-stmts.c (vectorizable_load): Adjust.
4089 2016-11-07 Richard Biener <rguenther@suse.de>
4091 PR tree-optimization/78189
4092 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
4093 alignment computation.
4095 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
4097 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
4099 2016-11-05 Martin Sebor <msebor@redhat.com>
4101 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
4104 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
4108 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
4110 2016-11-04 Jakub Jelinek <jakub@redhat.com>
4113 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
4114 doesn't have rtl set.
4116 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4118 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
4119 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
4120 rs6000_gimple_fold_builtin.
4121 (rs6000_gimple_fold_builtin): New function. Add handling for
4122 early expansion of vector addition builtins.
4124 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4126 * expr.h (copy_blkmode_from_reg): Delete.
4127 * expr.c (copy_blkmode_from_reg): Make static.
4129 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4131 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
4132 * combine.c (LOAD_EXTEND_OP): Delete.
4133 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
4134 * cse.c (LOAD_EXTEND_OP): Delete.
4135 * fold-const.c (LOAD_EXTEND_OP): Likewise.
4136 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
4137 * postreload.c (LOAD_EXTEND_OP): Delete.
4138 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
4139 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
4140 (find_reloads): Likewise.
4141 * reload1.c (eliminate_regs_1): Likewise.
4142 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
4143 (num_sign_bit_copies1): Likewise.
4145 2016-11-04 David Malcolm <dmalcolm@redhat.com>
4147 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
4148 (selftest::ix86_test_dumping_hard_regs): New function.
4149 (selftest::ix86_run_selftests): New function.
4150 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
4151 selftest::ix86_run_selftests.
4152 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
4153 * doc/tm.texi: Regenerate
4154 * selftest-rtl.h: New file.
4155 * rtl-tests.c: Include "selftest-rtl.h".
4156 (selftest::assert_rtl_dump_eq): Make non-static.
4157 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
4158 (selftest::test_dumping_regs): Update comment.
4159 * selftest-run-tests.c: Include "target.h".
4160 (selftest::run_tests): If non-NULL, call
4161 targetm.run_target_selftests.
4162 * target.def (run_target_selftests): New hook.
4164 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4166 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
4167 representative core for this architecture.
4168 * config/arm/arm-cores.def (cortex-m33): Define new processor.
4169 * config/arm/arm-tables.opt: Regenerate.
4170 * config/arm/arm-tune.md: Likewise.
4171 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
4172 valid -mcpu options.
4173 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
4175 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4177 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
4178 representative core for this architecture.
4179 * config/arm/arm-cores.def (cortex-m23): Define new processor.
4180 * config/arm/arm-tables.opt: Regenerate.
4181 * config/arm/arm-tune.md: Likewise.
4182 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
4183 this tuning parameters apply to in the comment.
4184 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
4185 valid -mcpu options.
4186 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
4188 2016-11-04 Bin Cheng <bin.cheng@arm.com>
4190 * fold-const.c (fold_cond_expr_with_comparison): Remove call
4191 to pedantic_non_lvalue_loc. Remove useless code for lvalue
4192 where cond_expr can't be a lvalue.
4194 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
4196 * config/arc/arc.c (arc_process_double_reg_moves): Use
4198 * config/arc/arc.md (movsi_insn): Disable unsupported move
4199 instructions for ARCv2 cores.
4200 (movdi): Use prepare_move_operands.
4201 (movsf, movdf): Use move_dest_operand predicate.
4202 * config/arc/constraints.md (Chs): Enable when barrel shifter is
4204 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
4205 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
4207 (dexcl_3op_peep2_insn_nores): Likewise.
4208 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
4209 (LINK_COMMAND_SPEC): Remove.
4211 2016-11-04 Richard Biener <rguenther@suse.de>
4214 * loop-invariant.c (find_exits): Record entering inner
4215 loops as possibly exiting to handle infinite sub-loops.
4216 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
4217 (fill_always_executed_in_1): Honor infinite child loops.
4219 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4222 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
4223 has already been adjusted for endianness, so don't adjust it any
4227 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
4228 ICmode unless we have standard PowerPC floating point.
4229 * config/rs6000/rs6000.md (FP iterator): Likewise.
4230 (FMOVE128 iterator): Likewise.
4232 2016-11-03 Jakub Jelinek <jakub@redhat.com>
4233 Alexandre Oliva <aoliva@redhat.com>
4234 Jason Merrill <jason@redhat.com>
4238 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
4240 * langhooks.c (lhd_type_dwarf_attribute): New function.
4241 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
4242 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
4243 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
4244 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
4245 (check_qualified_type, check_aligned_type): Call it.
4246 * dwarf2out.c (modified_type_die): Don't use type_main_variant
4247 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
4248 check_base_type and check_lang_type.
4249 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
4250 return early. For pointer-to-data-member add DW_AT_use_location
4252 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
4254 (gen_type_die_with_usage): Don't use type_main_variant
4255 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
4256 check_base_type and check_lang_type. Formatting fixes. Call
4257 get_debug_type langhook.
4259 2016-11-03 Jason Merrill <jason@redhat.com>
4261 * tree.c (check_lang_type): New.
4262 (check_qualified_type): Use it.
4263 (check_aligned_type): Use it.
4264 * tree.h: Declare it.
4266 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
4268 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
4269 (arm*-freebsd*): Likewise.
4270 (arm*-*-netbsdelf*): Likewise.
4271 (arm*-*-linux*): Likewise.
4272 (arm*-*-uclinux*eabi*): Likewise.
4273 (arm*-*-phoenix*): Likewise.
4274 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
4275 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
4276 specified. Default to arm6 if target_cpu_cname is not set.
4277 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
4278 default cpu has been correctly configured.
4279 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
4280 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
4281 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
4282 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
4283 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
4284 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
4285 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
4287 2016-11-03 Jiong Wang <jiong.wang@arm.com>
4289 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
4290 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
4291 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
4292 (output_cfa_loc): Support DW_CFA_val_expression.
4293 (output_cfa_loc_raw): Likewise.
4294 (output_cfi): Likewise.
4295 (output_cfi_directive): Likewise.
4296 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
4297 (dw_cfi_oprnd2_desc): Likewise.
4298 (mem_loc_descriptor): Recognize new pattern generated for value
4301 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
4303 PR rtl-optimization/78186
4304 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
4305 well, when converting to IOR.
4307 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
4309 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
4310 (vec_interleave_highv8qi): Likewise.
4312 2016-11-03 Martin Liska <mliska@suse.cz>
4314 * profile.c (instrument_values): Fix coding style.
4315 (branch_prob): Use renamed function.
4316 * tree-profile.c (init_ic_make_global_vars): Likewise.
4317 (gimple_init_edge_profiler): Rename to
4318 gimple_init_gcov_profiler.
4319 tree_time_profiler_counter variable declaration.
4320 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
4322 * value-prof.h: Remove an argument.
4324 2016-11-03 Richard Biener <rguenther@suse.de>
4326 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
4327 symtab_node::get_create.
4329 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4331 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
4332 Move comments into more natural position.
4334 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
4336 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
4337 (PTRDIFF_TYPE): Define as int.
4339 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4341 * ccmp.c (expand_ccmp_expr_1): Adjust.
4342 (expand_ccmp_expr): Likewise.
4343 (expand_ccmp_next): Likewise.
4344 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
4345 (aarch64_gen_ccmp_first): Likewise.
4346 * doc/tm.texi: Regenerate.
4347 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
4348 (gen_ccmp_next): Likewise.
4350 2016-11-03 Bin Cheng <bin.cheng@arm.com>
4352 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
4353 (vect_is_simple_reduction): Swap cond_reduction by inversion.
4355 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
4357 * config/i386/i386.c (ix86_init_libfuncs): New. Call
4358 darwin_rename_builtins here.
4359 (ix86_expand_divmod_libfunc): New.
4360 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
4361 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
4363 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
4364 Nathan Sidwell <nathan@acm.org>
4366 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
4368 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
4370 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
4372 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
4373 to format MODE_INT and MODE_PARTIAL_INT literals.
4375 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
4378 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
4379 NULL if TARGET_SPE_ABI.
4381 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4383 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
4384 clear padding bits even when they're less than a byte.
4386 2016-11-02 Richard Biener <rguenther@suse.de>
4388 * gimple-ssa-store-merging.c: Include gimplify-me.h.
4389 (imm_store_chain_info::output_merged_stores): Force base_addr
4390 to be proper GIMPLE for a MEM_REF address.
4391 (pass_store_merging::execute): Restrict negative bitpos
4392 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
4393 check. Take into account non-NULL_TREE offset if the base
4394 is already addressable.
4396 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
4398 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
4400 (aarch64_be_crypto_sha1hv4si): New pattern.
4402 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
4404 * config/aarch64/aarch64.md (add<mode>3): Remove
4405 redundant code. Don't split frame based additions.
4407 2016-11-02 Richard Biener <rguenther@suse.de>
4409 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
4410 redundant val and dest members.
4411 (store_immediate_info::store_immediate_info): Adjust.
4412 (merged_store_group::merged_store_group): Adjust.
4413 (merged_store_group::apply_stores): Likewise.
4414 (struct imm_store_chain_info): Add base_addr field.
4415 (imm_store_chain_info::imm_store_chain_info): New constructor.
4416 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
4417 (imm_store_chain_info::output_merged_store): Likewise. Use
4418 addr_base which is already the address.
4419 (imm_store_chain_info::output_merged_stores): Likewise.
4420 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
4421 imm_store_chain_info instead of base. Fix alias check.
4422 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
4423 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
4424 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
4425 use the address of the base and adjust for other changes.
4427 2016-11-02 Martin Liska <mliska@suse.cz>
4429 * fold-const-call.c (host_size_t_cst_p): Test whether
4430 t is convertible to size_t.
4432 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4434 PR tree-optimization/78170
4435 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
4436 introduced by native_encode_expr on little-endian as well.
4438 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4440 PR tree-optimization/78162
4441 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
4444 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4446 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
4448 (aarch64_next_callee_save): Likewise.
4449 (aarch64_pushwb_single_reg): Likewise.
4450 (aarch64_gen_storewb_pair): Likewise.
4451 (aarch64_push_regs): Likewise.
4452 (aarch64_gen_loadwb_pair): Likewise.
4453 (aarch64_pop_regs): Likewise.
4454 (aarch64_gen_store_pair): Likewise.
4455 (aarch64_gen_load_pair): Likewise.
4456 (aarch64_save_callee_saves): Likewise.
4457 (aarch64_restore_callee_saves): Likewise.
4459 2016-11-02 Richard Biener <rguenther@suse.de>
4461 PR tree-optimization/78035
4462 PR tree-optimization/77964
4463 * gimple-pretty-print.c (pp_points_to_solution): Print
4464 vars_contains_interposable.
4465 * tree-ssa-alias.c: Include varasm.h.
4466 (ptrs_compare_unequal): Check vars_contains_interposable and
4467 decl_binds_to_current_def_p.
4468 (dump_points_to_solution): Dump vars_contains_interposable.
4469 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
4471 * tree-ssa-structalias.c: Include varasm.h.
4472 (set_uids_in_ptset): Record whether vars contains a
4473 not decl_binds_to_current_def_p variable in vars_contains_interposable.
4474 (ipa_escaped_pt): Update initializer.
4476 2016-11-02 Richard Biener <rguenther@suse.de>
4478 PR tree-optimization/78047
4479 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
4480 fake field at offset zero conservatively regarding to may_have_pointers.
4482 2016-11-02 Richard Biener <rguenther@suse.de>
4484 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
4485 infer_value_range on stmt ops and update value-ranges.
4486 Dump visited stmts and blocks.
4487 (evrp_dom_walker::push_value_range): Dump changes.
4488 (evrp_dom_walker::pop_value_range): Likewise.
4489 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
4491 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4493 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
4495 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
4497 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4499 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
4500 and adjust for that.
4501 * cfgrtl.h (delete_insn_chain): Adjust prototype.
4503 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4505 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
4507 (transcode_memory_rtx): Likewise.
4508 (move_to_acc): Likewise.
4509 (move_from_acc): Likewise.
4510 (move_acc_to_reg): Likewise.
4511 (move_to_x): Likewise.
4512 (move_to_hl): Likewise.
4513 (move_to_de): Likewise.
4514 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
4515 (rs6000_emit_savres_rtx): Likewise.
4516 (rs6000_emit_prologue): Likewise.
4517 * reorg.c (update_reg_unused_notes): Likewise.
4518 * rtl.h (remove_note): Adjust prototype.
4519 * rtlanal.c (remove_note): Make argument type rtx_insn *.
4521 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4523 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
4524 variables so some can be rtx_insn *.
4525 (alpha_emit_xfloating_libcall): Likewise.
4526 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
4527 (mips_legitimize_tls_address): Likewise.
4528 * optabs.c (expand_binop): Likewise.
4529 * reload1.c (gen_reload): Likewise.
4531 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4533 * reorg.c (relax_delay_slots): Split up the trial variable.
4535 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4537 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
4538 of variables rtx_insn *.
4539 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
4540 (legitimize_tls_address): Likewise.
4541 * config/bfin/bfin.c (hwloop_optimize): Likewise.
4542 (bfin_gen_bundles): Likewise.
4543 * config/c6x/c6x.c (reorg_split_calls): Likewise.
4544 (c6x_reorg): Likewise.
4545 * config/frv/frv.c (frv_reorder_packet): Likewise.
4546 * config/i386/i386.c (ix86_split_idivmod): Likewise.
4547 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
4548 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
4549 * config/mn10300/mn10300.c: Likewise.
4550 * config/rl78/rl78.c: Likewise.
4551 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
4552 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
4553 (sh_expand_cmpnstr): Likewise.
4554 (sh_expand_strlen): Likewise.
4555 (sh_expand_setmem): Likewise.
4556 * config/sh/sh.md: Likewise.
4557 * emit-rtl.c (emit_pattern_before): Likewise.
4558 * except.c: Likewise.
4559 * final.c: Likewise.
4562 2016-11-01 Jason Merrill <jason@redhat.com>
4564 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
4565 a COND_EXPR with constant condition.
4567 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4569 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
4570 and its initialization.
4572 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4574 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
4577 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4579 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
4580 argument, don't call add_linkage_name if it is true.
4581 (gen_variable_die): For C++ inline static data members, consider the
4582 initial call when old_die is NULL to be declaration and call
4583 add_name_and_src_coords_attributes in that case with true as
4584 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
4585 (gen_member_die): For C++ inline static data members, emit a
4586 definition DIE right away in DW_TAG_compile_unit context.
4588 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
4591 * config/pa/pa.md: Add new shift/add patterns to handle
4592 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
4594 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
4596 * config/xtensa/xtensa-protos.h
4597 (xtensa_use_return_instruction_p): New prototype.
4598 * config/xtensa/xtensa.c (xtensa_current_frame_size,
4599 xtensa_callee_save_size): Remove.
4600 (struct machine_function): Add new fields: current_frame_size,
4601 callee_save_size, frame_laid_out and epilogue_done.
4602 (compute_frame_size, xtensa_expand_prologue,
4603 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
4604 cfun->machine->callee_save_size and xtensa_current_frame_size
4605 with cfun->machine->current_frame_size.
4606 (compute_frame_size): Update cfun->machine->frame_laid_out and
4607 don't update frame layout after reload completion.
4608 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
4609 instead of zeroing xtensa_current_frame_size.
4610 (xtensa_use_return_instruction_p): New function.
4611 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
4613 (INITIAL_ELIMINATION_OFFSET): Use return value of
4614 compute_frame_size instead of xtensa_current_frame_size value.
4615 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
4616 function xtensa_use_return_instruction_p instead of inline code.
4618 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4620 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
4621 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
4622 * dwarf2out.c (rnglist_idx): New variable.
4623 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
4624 (DEBUG_RNGLISTS_SECTION): Define.
4625 (ranges_base_label): New variable.
4626 (size_of_die) <case dw_val_class_range_list>: If using
4627 DW_FORM_rnglistx, count size of uleb128 of range list index.
4628 (value_format) <case dw_val_class_range_list>: For
4629 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
4630 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
4631 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
4632 (add_ranges_num): Remove useless prototype. Don't multiply
4633 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
4634 for new fields added to dw_ranges struct.
4635 (add_ranges): Add maybe_new_sec argument and pass it
4636 through to add_ranges_num.
4637 (note_rnglist_head): New function.
4638 (add_ranges_by_labels): Pass true as maybe_new_sec to
4639 add_ranges_num, call note_rnglist_head on the head of the list.
4640 (output_ranges): Add function comment. Switch to
4641 .debug_ranges section here and emit .Ldebug_ranges0 label.
4642 (index_rnglists, output_rnglists): New functions.
4643 (gen_subprogram_die): Formatting fixes.
4644 (add_high_low_attributes): Don't divide offsets
4645 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
4646 first list element or when pointing into the middle of
4647 a list. Pass true as second argument to add_ranges on the
4648 first block fragment after cold/hot section switch.
4649 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
4650 section instead of .debug_ranges. Initialize
4651 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
4652 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
4653 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
4654 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
4655 Call output_rnglists for -gdwarf-5.
4656 (dwarf2out_c_finalize): Clear rnglist_idx.
4658 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
4660 * combine.c (simplify_compare_const): Add gcc_fallthrough.
4662 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
4663 Tamar Christina <tamar.christina@arm.com>
4665 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
4666 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
4667 (vmaxnmq_f32): Likewise.
4668 (vminnm_f32): Likewise.
4669 (vminnmq_f32): Likewise.
4670 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
4672 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
4675 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4677 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
4678 binary floating point types supported by the hardware except for
4680 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
4681 vector instruction for optimizing extracting a SImode from a
4682 V4SImode vector and converting it to floating point.
4683 (vsx_xvcvuxwdp_df): Likewise.
4684 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
4685 registers to be any VSX register. Move stores to the end of the
4687 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
4688 to optimize extracting a SImode from a V4SImode vector and
4689 converting it to a binary floating point type supported by the
4690 hardware. Use the vector converts instead of extracting the
4691 element, sign extending it, and then converting it to double.
4692 Other floating point types than double first convert to double,
4693 then the double is converted to that type.
4694 (vsx_extract_si_<uns>float_<mode>): Likewise.
4696 2016-10-31 Andrew Pinski <apinski@cavium.com>
4698 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
4699 Rewrite handling of part num to handle the case where
4700 multiple implementers share the same part num.
4702 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
4703 Jakub Jelinek <jakub@redhat.com>
4705 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
4706 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
4708 2016-10-31 Jakub Jelinek <jakub@redhat.com>
4710 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
4711 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
4712 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
4713 (is_cu_die, is_unit_die): Likewise.
4714 (should_move_die_to_comdat, break_out_comdat_types): Adjust
4715 comments for DWARF5 DW_UT_type units.
4716 (output_compilation_unit_header): Add UT argument, output
4717 start of DWARF5 .debug_info section header.
4718 (output_comp_unit): Add dwo_id argument. Adjust
4719 output_compilation_unit_header caller, for DW_UT_split_compile
4720 emit dwo_id field, otherwise padding1. Emit padding2 field.
4721 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
4722 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
4723 (output_skeleton_debug_sections): Add dwo_id argument, for
4724 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
4725 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
4726 DW_UT_type or DW_UT_split_type units rather than .debug_types.
4727 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
4728 DW_TAG_compile_unit for skeleton unit die. Don't add
4729 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
4730 address to output_comp_unit and output_skeleton_debug_sections.
4732 * dwarf2out.c (debug_line_str_section): New variable.
4733 (debug_line_str_hash): Likewise.
4734 (DEBUG_LINE_STR_SECTION): Define.
4735 (set_indirect_string): Handle DW_FORM_line_strp like
4737 (find_string_form): Fix up formatting.
4738 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
4740 (output_die): Handle DW_FORM_line_strp.
4741 (DWARF5_USE_DEBUG_LINE_STR): Define.
4742 (output_line_string): New function.
4743 (output_file_names): Add -gdwarf-5 support.
4744 (output_line_info): Likewise.
4745 (init_sections_and_labels): Initialize debug_line_str_section.
4746 (output_indirect_string): Change 2nd argument from void *
4747 to enum dwarf_form form, compare with form rather than
4749 (output_indirect_strings): Pass DW_FORM_strp to
4750 output_indirect_string traversion.
4751 (dwarf2out_finish): Output .debug_line_str strings.
4752 (dwarf2out_c_finalize): Clear debug_line_str_section and
4753 debug_line_str_hash.
4755 2016-10-31 Tom Tromey <tom@tromey.com>
4758 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
4759 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
4760 DW_OP_GNU_push_tls_address case.
4761 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
4763 2016-10-31 Jakub Jelinek <jakub@redhat.com>
4765 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
4766 for frame_offset_rel bit.
4767 (struct array_descr_info): Add rank field.
4768 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
4769 and placeholder_seen fields.
4770 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
4771 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
4772 DW_OP_pick 1 into DW_OP_over.
4773 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
4774 gen_variant_part): Clear placeholder_{arg,seen}.
4775 (loc_list_from_tree_1): Drop const from context argument.
4776 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
4777 (loc_list_for_address_of_addr_expr_of_indirect_ref,
4778 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
4780 (add_scalar_info): Drop const from context argument. Handle
4781 context->placeholder_arg.
4782 (add_bound_info): Drop const from context argument.
4783 (gen_descr_array_type_die): Drop const from ctx variable.
4784 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
4785 attribute and use a single DW_TAG_generic_subrange instead of
4786 7 DW_TAG_subrange_type for assumed rank arrays.
4788 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
4789 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
4790 from bool to 1-bit uchar bitfield. Add num_assigned and
4791 offset_emitted bitfields.
4792 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
4793 for dw_val_class_lineptr and dw_val_class_macptr. Handle
4794 dw_val_class_loclistsptr.
4795 (new_addr_loc_descr): Fix up formatting.
4796 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
4797 (add_AT_low_high_pc): Fix up formatting.
4798 (add_AT_loclistsptr): New function.
4799 (AT_lbl): Allow dw_val_class_loclistsptr.
4800 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
4801 Handle dw_val_class_loclistsptr.
4802 (loc_list_idx): New variable.
4803 (output_loclists_offsets, assign_location_list_indexes): New
4805 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
4806 add size_of_uleb128 of the index. Drop never used
4807 dwarf_split_debug_info AT_index handling. Handle
4808 dw_val_class_loclistsptr.
4809 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
4810 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
4811 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
4812 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
4813 DW_FORM_loclistx indexes.
4814 (output_attr_index_or_value): Fix up formatting. Don't handle
4815 dw_val_class_loc_list here.
4816 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
4817 For dw_val_class_loc_list call output_loc_list_offset rather than
4818 output_attr_index_or_value.
4819 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
4820 or .debug_loclists.dwo section name for debug_loc_section.
4821 (resolve_addr_in_expr): Formatting fix.
4822 (index_location_lists): Likewise.
4823 (dwarf2out_finish): If there are any location lists, for
4824 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
4825 index_location_lists only if have_location_lists. Call
4826 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
4827 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
4828 -gsplit-dwarf also emit offset table.
4830 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
4831 (size_of_die, value_format, output_die): Use
4832 DW_FORM_data16 for 128-bit dw_val_class_const_double or
4833 dw_val_class_wide_int.
4835 * dwarf2out.c (dwarf_op): Renamed to ...
4836 (dwarf_OP): ... this.
4837 (convert_descriptor_to_mode, scompare_loc_descriptor,
4838 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
4839 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
4841 (dwarf_AT, dwarf_TAG): New functions.
4842 (check_die): Disallow DW_AT_call_all_calls next to
4843 DW_AT_GNU_all_call_sites.
4844 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
4845 and attributes instead of the corresponding GNU tag and attributes.
4846 (gen_subprogram_die): Likewise. Emit call site information even
4847 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
4848 DW_AT_defaulted in comment.
4849 (resolve_addr): Handle DW_AT_call_origin attribute on
4850 DW_TAG_call_site DIE like DW_AT_abstract_origin on
4851 DW_TAG_GNU_call_site DIE.
4853 * dwarf2out.c (dwarf_op): New function.
4854 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
4855 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
4856 (output_loc_operands, output_loc_operands_raw): Likewise.
4857 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
4858 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
4859 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
4860 if dwarf_version < 5.
4861 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
4863 (scompare_loc_descriptor, ucompare_loc_descriptor,
4864 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
4865 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
4866 optimize_location_into_implicit_ptr): Likewise. Only punt for
4867 !dwarf_strict if dwarf_version < 5.
4868 (string_cst_pool_decl): Adjust comment.
4869 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
4871 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
4872 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
4873 (struct dw_val_node): Add val_file_implicit field.
4874 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
4875 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
4876 output_die): Handle dw_val_class_const_implicit,
4877 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
4878 (abbrev_die_table): Change into va_gc vec.
4879 (abbrev_die_table_allocated, abbrev_die_table_in_use,
4880 ABBREV_DIE_TABLE_INCREMENT): Remove.
4881 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
4882 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
4884 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
4885 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
4887 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
4889 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
4891 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
4893 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
4894 unit. Call optimize_abbrev_table.
4895 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
4896 abbrev_die_table being a va_gc vec.
4898 PR tree-optimization/77860
4899 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
4900 also integral complex and vector constants.
4902 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
4903 optimize_macinfo_range, save_macinfo_strings): Replace
4904 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
4905 (output_macinfo): Likewise. Emit .debug_macro* rather than
4906 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
4907 (init_sections_and_labels): Use .debug_macro* labels rather than
4908 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
4909 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
4910 or DW_AT_GNU_macros for -gdwarf-5.
4912 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
4914 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
4916 2016-09-11 Le-Chun Wu <lcwu@google.com>
4917 Mark Wielaard <mjw@redhat.com>
4919 * common.opt (Wshadow=global): New option. Default for -Wshadow.
4920 (Wshadow=local): New option.
4921 (Wshadow-local): Hidden alias for -Wshadow=local.
4922 (Wshadow=compatible-local): New option.
4923 (Wshadow-compatible-local): Hidden alias for
4924 -Wshadow=compatible-local.
4925 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
4926 Wshadow=compatible-local.
4928 2016-10-31 Bin Cheng <bin.cheng@arm.com>
4930 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
4931 Check slp defs for COND_EXPR by swapping/inverting operands if the
4932 new parameter SWAP indicates so.
4933 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
4934 is isomorphic to the first stmt via swapping/inverting. Store swap
4935 information in the new parameter SWAP.
4936 (vect_build_slp_tree): New local array SWAP and pass it to function
4937 vect_build_slp_tree_1. Cleanup result handling code for function
4938 call to vect_get_and_check_slp_defs. Skip operand swapping if the
4939 order of operands has been fixed as indicated by SWAP[i].
4941 2016-10-31 Bin Cheng <bin.cheng@arm.com>
4943 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
4944 unnecessary data dependence check after visited store stmt.
4946 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4948 PR tree-optimization/71915
4949 PR tree-optimization/71490
4950 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
4952 (find_basis_for_base_expr): Require stride types to match when
4954 (alloc_cand_and_find_basis): Record the stride type.
4955 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
4956 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
4957 the expressions having those types.
4958 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
4959 (create_mul_ssa_cand): Likewise.
4960 (create_mul_imm_cand): Likewise.
4961 (create_add_ssa_cand): Likewise.
4962 (create_add_imm_cand): Likewise.
4963 (legal_cast_p_1): Change interface to accept types rather than the
4964 expressions having those types.
4965 (legal_cast_p): Pass types to legal_cast_p_1.
4966 (slsr_process_cast): Pass stride type to
4967 alloc_cand_and_find_basis.
4968 (slsr_process_copy): Likewise.
4969 (dump_candidate): Display stride type when a cast exists.
4970 (create_add_on_incoming_edge): Introduce a cast when necessary for
4972 (analyze_increments): Change the code checking for invalid casts
4973 to rely on the stride type, and update the documentation and
4974 example. Change the code checking for pointer multiplies to rely
4976 (insert_initializers): Introduce a cast when necessary for the
4977 stride type. Use the stride type for the type of the initializer.
4979 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4981 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
4983 2016-10-29 Jakub Jelinek <jakub@redhat.com>
4985 PR rtl-optimization/77919
4986 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
4987 into memory if both modes are complex and their inner modes have the
4988 same precision. If the two modes are different complex modes, convert
4989 each part separately and generate a new CONCAT.
4991 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
4993 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
4995 2016-10-29 Jakub Jelinek <jakub@redhat.com>
4998 * gimple-ssa-store-merging.c
4999 (imm_store_chain_info::output_merged_store): Use build_aligned_type
5000 instead of SET_TYPE_ALIGN on shared integral type.
5002 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
5004 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
5005 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
5008 2016-10-28 Jeff Law <law@redhat.com>
5010 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
5011 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
5013 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5015 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
5017 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5019 * target.def (min_arithmetic_precision): New hook.
5020 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
5021 * doc/tm.texi: Regenerate.
5022 * internal-fn.c (expand_arith_overflow): Adjust handling of target
5023 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
5024 * targhooks.c (default_min_arithmetic_precision): New function.
5025 * targhooks.h (default_min_arithmetic_precision): Declare.
5026 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
5027 (sparc_min_arithmetic_precision): New function.
5029 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5032 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
5033 Swap commutative operands in new RTL if needed. Handle zero_ext
5035 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
5038 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5039 Kugan Vivekanandarajah <kuganv@linaro.org>
5040 Jim Wilson <jim.wilson@linaro.org>
5042 PR tree-optimization/43721
5043 * target.def: New hook expand_divmod_libfunc.
5044 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
5045 * doc/tm.texi: Regenerate.
5046 * internal-fn.def: Add new entry for DIVMOD ifn.
5047 * internal-fn.c (expand_DIVMOD): New.
5048 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
5050 (widen_mul_stats): Add new field divmod_calls_inserted.
5051 (target_supports_divmod_p): New.
5052 (divmod_candidate_p): Likewise.
5053 (convert_to_divmod): Likewise.
5054 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
5055 renumber_gimple_stmt_uids at beginning of function. Call
5056 convert_to_divmod and record stats for divmod.
5057 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
5058 TARGET_EXPAND_DIVMOD_LIBFUNC.
5059 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
5062 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5063 Segher Boessenkool <segher@kernel.crashing.org>
5065 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
5066 swapping the arms of the branch.
5067 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
5068 sequence for the generic signed-signed-signed case.
5070 2016-10-28 Jeff Law <law@redhat.com>
5072 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
5074 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5076 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5078 PR rtl-optimization/78029
5079 * function.c (prologue_contains, epilogue_contains): New functions.
5080 (record_prologue_seq, record_epilogue_seq): New functions.
5081 * function.h (prologue_contains, epilogue_contains,
5082 record_prologue_seq, record_epilogue_seq): New declarations.
5083 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
5084 mixing prologue and epilogue insns.
5085 (init_deps): Initialize the new fields in struct deps_desc.
5086 * sched-int.h (struct deps_desc): New fields last_prologue,
5087 last_epilogue, and last_logue_was_epilogue.
5088 * shrink-wrap.c (emit_common_heads_for_components): Record all
5089 emitted prologue and epilogue insns.
5090 (emit_common_tails_for_components): Ditto.
5091 (insert_prologue_epilogue_for_components): Ditto.
5093 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5096 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
5097 * common.opt (fstore-merging): New Optimization option.
5098 * opts.c (default_options_table): Add entry for
5099 OPT_ftree_store_merging.
5100 * fold-const.h (can_native_encode_type_p): Declare prototype.
5101 * fold-const.c (can_native_encode_type_p): Define.
5102 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
5103 (PARAM_MAX_STORES_TO_MERGE): Likewise.
5104 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
5105 * passes.def: Insert pass_tree_store_merging.
5106 * tree-pass.h (make_pass_store_merging): Declare extern
5108 * gimple-ssa-store-merging.c: New file.
5109 * doc/invoke.texi (Optimization Options): Document
5111 (--param documentation): Document store-merging-allow-unaligned
5112 and max-stores-to-merge.
5114 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
5117 * gimplify.c (gimplify_init_constructor): Move emit of constructor
5118 assignment to earlier in the if/else logic.
5120 2016-10-28 Richard Biener <rguenther@suse.de>
5124 * fold-const.c (make_bit_field_ref): Only adjust alias set
5125 when the original alias set was zero.
5127 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5129 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
5130 (s390_adjust_loops): New function.
5131 (s390_reorg): Invoke s390_adjust_loops.
5132 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
5133 ("osc_break"): New insn definition.
5135 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5137 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
5138 * config.gcc: Support alternate archXX cpu levels with
5139 --with-arch= and --with-tune=.
5140 * config/s390/linux.h: Translate new archXX cpu levels to the
5141 original names when calling GAS.
5142 * config/s390/tpf.h: Likewise.
5143 * doc/invoke.texi: Document the alternate cpu level names.
5145 2016-10-28 Jakub Jelinek <jakub@redhat.com>
5147 PR rtl-optimization/77919
5148 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
5149 MEM if mode1 is not a complex mode.
5151 PR rtl-optimization/78132
5152 * ree.c (combine_reaching_defs): Give up if copy_needed and
5153 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
5155 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
5157 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
5159 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5161 * config/rs6000/constraints.md (wH constraint): Add new
5162 constraints for allowing 32-bit integers (and eventually 8/16-bit
5163 integers) into the vector registers.
5164 (wI constraint): Likewise.
5165 (wJ constraint): Likewise.
5166 (wK constraint): Likewise.
5167 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
5168 -mvsx-small-integer as a default option for ISA 2.07
5170 (POWERPC_MASKS): Likewise.
5171 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
5172 switch to turn off small integer support in vector registers.
5173 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
5174 test for -mupper-regs-di, since it is already done with the
5175 reg_add[mode].scalar_in_vsx_p. Add support for the switch
5176 -mvsx-small-integer.
5177 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
5179 (rs6000_setup_reg_addr_masks): Likewise.
5180 (rs6000_init_hard_regno_mode_ok): Likewise.
5181 (rs6000_option_override_internal): Add consistency checks for
5182 -mvsx-small-integer.
5183 (rs6000_secondary_reload_simple_move): SImode is a simple move if
5184 -mvsx-small-integer.
5185 (rs6000_secondary_reload): Use std::swap.
5186 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
5187 VSX_REGS for small integers in vector registers, since there is no
5188 D-FORM address mode for such types.
5189 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
5190 (rs6000_opt_masks): Add -mvsx-small-integer.
5191 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
5193 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
5194 extracts can be done on ISA 2.07.
5195 (vsx_extract_<mode>): Add support for small integers in vsx
5197 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
5198 longer support V4SImode in this pattern.
5199 (vsx_extract_si): New insn to support extraction of SImode in ISA
5200 2.07 using either xxextractuw or vspltw.
5201 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
5202 longer support V4SImode in this pattern.
5203 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
5204 wJ, and wK constraints.
5205 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
5206 storing SDmode with VSX instructions.
5207 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
5208 GPR load and before the FPR and VSX loads. Remove ??, ! from the
5209 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
5210 small integers in vector registers.
5211 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
5212 load and before the FPR and VSX loads. Remove ??, ! from the
5213 constraints. Add VEXTSW2D support for small integers in vector
5215 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
5216 integers in vector registers.
5217 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
5218 move instead of using an UNSPEC.
5219 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
5220 integers in vector registers.
5221 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
5222 move instead of using an UNSPEC.
5223 (movsi_internal1): Add support for -mvsx-small-integer. Align
5224 columns so that it is more readable.
5225 (SImode splitter for ISA 3.0 constants): Add splitter for
5226 -128..127 constants that can easily be constructed on ISA 3.0.
5227 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
5230 2016-10-27 Jakub Jelinek <jakub@redhat.com>
5233 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
5236 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
5238 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
5239 PIC_OFFSET_TABLE_REGNUM twice.
5241 2016-10-27 Bin Cheng <bin.cheng@arm.com>
5243 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
5244 support for constant operand for OP.
5246 2016-10-27 Jakub Jelinek <jakub@redhat.com>
5248 * dwarf2out.c (gen_member_die): Only reparent_child instead of
5249 splice_child_die if child doesn't have DW_AT_specification attribute.
5251 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5253 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
5254 (TARGET_HAVE_LDREXBH): Likewise.
5255 (TARGET_HAVE_LDACQ): Likewise.
5257 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5259 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
5260 logic to to decide whether to copy over old value to register for new
5262 * config/arm/sync.md: Add comments explaning why mode and code
5263 attribute are not defined in iterators.md
5264 (thumb1_atomic_op_str): New code attribute.
5265 (thumb1_atomic_newop_str): Likewise.
5266 (thumb1_atomic_fetch_op_str): Likewise.
5267 (thumb1_atomic_fetch_newop_str): Likewise.
5268 (thumb1_atomic_fetch_oldop_str): Likewise.
5269 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
5270 mirror the more restrictive constraints of the Thumb-1 insns after
5271 split compared to Thumb-2 counterpart insns.
5272 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
5273 in sync with non atomic version.
5274 (atomic_nand<mode>): Likewise.
5275 (atomic_fetch_<sync_optab><mode>): Likewise.
5276 (atomic_fetch_nand<mode>): Likewise.
5277 (atomic_<sync_optab>_fetch<mode>): Likewise.
5278 (atomic_nand_fetch<mode>): Likewise.
5279 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
5280 in sync with atomic version.
5281 (thumb1_subsi3_insn): Likewise.
5282 (thumb1_andsi3_insn): Likewise.
5283 (thumb1_iorsi3_insn): Likewise.
5284 (thumb1_xorsi3_insn): Likewise.
5286 2016-10-27 Nick Clifton <nickc@redhat.com>
5288 * plugin.c (register_plugin_info): Produce an error message if the
5289 plugin is not found in the hash table.
5291 2016-10-27 Bin Cheng <bin.cheng@arm.com>
5293 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
5296 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
5299 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
5300 define builtin functions from the bdesc_spe_predicates or
5301 bdesc_spe_evsel arrays if the builtin mask is not compatible with
5302 the current compiler configuration.
5303 (paired_init_builtins): Modify loop to not define define builtin
5304 functions from the bdesc_paried_preds array if the builtin mask is
5305 not compatible with the current compiler configuration.
5306 (altivec_init_builtins): Modify loops to not define the
5307 __builtin_altivec_stxvl function nor the builtin functions from
5308 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
5309 builtin mask is not compatible with the current compiler
5312 2016-10-26 Jeff Law <law@redhat.com>
5314 * config/sh/sh.c (output_branch): Add missing fallthru comments.
5315 (gen_shl_and): Likewise.
5316 * config/sh/sh.md (movsicc): Add missing fallthru comments.
5318 * config/mips/mips.c (mips16_constant_cost): Add missing
5320 (mips16_build_call_stub): Increase buffer size. Adjust
5323 2016-10-26 David Malcolm <dmalcolm@redhat.com>
5325 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
5326 INSN_UIDs for all insns in compact mode.
5327 (rtx_writer::print_rtx): Likewise.
5328 * print-rtl.h (rtx_writer::flag_compact): Update comment.
5329 * rtl-tests.c (selftest::test_dumping_insns): Update expected
5330 output to include INSN_UID.
5331 (selftest::test_uncond_jump): Likewise.
5333 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
5335 * haifa-sched.c (call_used_regs_num): Rename to...
5336 (call_saved_regs_num): ...this.
5337 (fixed_regs_num): New variable.
5338 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
5340 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
5342 2016-10-26 David Malcolm <dmalcolm@redhat.com>
5344 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
5346 * print-rtl.c (outfile): Delete global.
5347 (sawclose): Likewise.
5349 (in_call_function_usage): Likewise.
5350 (flag_compact): Likewise.
5351 (flag_simple): Likewise.
5352 (rtx_writer::rtx_writer): New ctor.
5353 (print_rtx_operand_code_0): Convert to...
5354 (rtx_writer::print_rtx_operand_code_0): ...this.
5355 (print_rtx_operand_code_e): Convert to...
5356 (rtx_writer::print_rtx_operand_code_e): ...this.
5357 (print_rtx_operand_codes_E_and_V): Convert to...
5358 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
5359 (print_rtx_operand_code_i): Convert to...
5360 (rtx_writer::print_rtx_operand_code_i): ...this.
5361 (print_rtx_operand_code_r): Convert to...
5362 (rtx_writer::print_rtx_operand_code_r): ...this.
5363 (print_rtx_operand_code_u): Convert to...
5364 (rtx_writer::print_rtx_operand_code_u): ...this.
5365 (print_rtx_operand): Convert to...
5366 (rtx_writer::print_rtx_operand): ...this.
5367 (print_rtx): Convert to...
5368 (rtx_writer::print_rtx): ...this.
5369 (print_inline_rtx): Rewrite in terms of class rtx_writer.
5370 (debug_rtx): Likewise.
5371 (print_rtl): Convert to...
5372 (rtx_writer::print_rtl): ...this.
5373 (print_rtl): Reimplement in terms of class rtx_writer.
5374 (print_rtl_single): Rewrite in terms of class rtx_writer.
5375 (print_rtl_single_with_indent): Convert to..
5376 (rtx_writer::print_rtl_single_with_indent): ...this.
5377 (print_simple_rtl): Rewrite in terms of class rtx_writer.
5378 * print-rtl.h (flag_compact): Delete decl.
5379 (class rtx_writer): New class.
5380 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
5383 2016-10-26 Jeff Law <law@redhat.com>
5385 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
5388 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
5389 (check_if_valid_sleep_operand): Add missing fallthru comment.
5390 (arc_register_move_cost): Increase buffer size.
5391 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
5393 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
5395 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
5396 comment. Add gcc_unreachable for path that should never happen.
5398 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
5401 2016-10-26 Jakub Jelinek <jakub@redhat.com>
5402 Martin Liska <mliska@suse.cz>
5405 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
5406 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
5407 on outer context if any.
5409 2016-10-26 Jakub Jelinek <jakub@redhat.com>
5411 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
5412 by increment rather than double it.
5413 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
5414 emit a space before args[4].
5415 (END): Don't emit a space before with_arg.
5417 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
5419 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
5420 Baseline only alternatives to (i) hold store atomic success value in a
5421 return register rather than a scratch register, (ii) use a low register
5422 for it and to (iii) ensure the cbranchsi insn generated by the split
5423 respect the constraints of Thumb-1 cbranchsi4_insn and
5425 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
5426 constraints must match those in atomic_compare_and_swap.
5427 (cbranchsi4_scratch): Likewise.
5429 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
5431 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
5432 variable. Add the new parameter to the insn generator. Set that
5433 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
5434 return value from the negation of that parameter for Thumb-1, keeping
5435 the logic unchanged otherwise except for using bdst as the destination
5436 register of the compare_and_swap insn.
5437 (arm_split_compare_and_swap): Add explanation about how is the value
5438 returned to the function comment. Rename scratch variable to
5439 neg_bval. Adapt initialization of variables holding operands to the
5440 new operand numbers. Use return register to hold result of store
5441 exclusive for Thumb-1, scratch register otherwise. Construct the
5442 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
5443 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
5444 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
5445 for strongly ordered compare_and_swap.
5446 * config/arm/predicates.md (cc_register_operand): New predicate.
5447 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
5448 match_operand with the new predicate to accept either the CC flag or a
5449 destination register for the boolean return value, restricting it to
5450 CC flag only via constraint. Adapt operand numbers accordingly.
5452 2016-10-26 Jeff Law <law@redhat.com>
5454 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
5456 * config/frv/frv.c (comparison_string): Do not fall through after
5459 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
5461 (expand_one_builtin): Add missing break.
5463 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
5464 (m32c_legitimate_address_p): Likewise.
5466 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
5468 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
5470 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
5473 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
5476 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
5478 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
5480 (rl78_asm_ctor_dtor): Increase buffer size.
5482 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
5484 (xstormy16_asm_output_constructor): Likewise.
5486 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
5489 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
5490 comment to silence warning.
5492 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
5493 (spu_legitimate_address_p): Fix logic error and add missing fallthru
5496 2016-10-26 Michael Matz <matz@suse.de>
5498 PR tree-optimization/78060
5499 PR tree-optimization/78061
5500 PR tree-optimization/78088
5501 * tree-ssa-loop-split.c (easy_exit_values): New function.
5502 (tree_ssa_split_loops): Use it.
5503 (compute_new_first_bound): Change order of operations,
5504 fix invalid use of types.
5506 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
5508 gen-pass-instances.awk is sensitive to the order in which
5509 passes are added; passes that appear later have to be added first.
5513 * config/avr/avr-passes.def: Swap order of directives for
5514 gen-pass-instances.awk.
5516 2016-10-25 Jeff Law <law@redhat.com>
5518 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
5519 (vax_notice_update_cc): Likewise.
5521 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
5523 * config.gcc (sparc*-*-solaris2*): Adjust.
5524 (sparc64-*-linux*): Likewise.
5525 * config/sparc/default-64.h: Rename to...
5526 * config/sparc/default64.h: ...this.
5527 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
5529 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
5530 * config/sparc/sparc.h: Minor tweaks.
5531 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
5532 TARGET_ARCH32 throughout. Minor various tweaks throughout.
5534 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5536 * input.c (fcache::file_patch): Add comment about lifetime.
5537 (selftest::cpp_reader_ptr): New class.
5538 (selftest::lexer_test): Convert m_parser from cpp_reader *
5539 to a cpp_reader_ptr, and move m_tempfile to after it.
5540 (selftest::lexer_test::lexer_test): Update for above reordering.
5541 (lexer_test::~lexer_test): Move cleanup of m_parser to
5542 cpp_reader_ptr's dtor.
5544 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5546 * toplev.c (toplev::main): Remove call to
5547 location_adhoc_data_fini.
5549 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
5551 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
5552 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
5554 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5556 * ggc-tests.c (forcibly_ggc_collect): Rename to...
5557 (selftest::forcibly_ggc_collect): ...this, and remove "static".
5558 (test_basic_struct): Update for above renaming.
5559 (test_length): Likewise.
5560 (test_union): Likewise.
5561 (test_finalization): Likewise.
5562 (test_deletable_global): Likewise.
5563 (test_inheritance): Likewise.
5564 (test_chain_next): Likewise.
5565 (test_user_struct): Likewise.
5566 (test_tree_marking): Likewise.
5567 * selftest-run-tests.c (selftest::run_tests): Call
5568 selftest::forcibly_ggc_collect at the end of the selftests.
5569 * selftest.h (selftest::forcibly_ggc_collect): New decl.
5571 2016-10-25 Jakub Jelinek <jakub@redhat.com>
5574 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
5575 * optabs.c (expand_vec_cond_expr): For comparison codes
5576 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
5577 (expand_vec_cmp_expr): For comparison codes
5578 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
5579 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
5580 Add enum tree_code argument.
5581 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
5583 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
5584 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
5586 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
5587 NE_EXPR, attempt to use vcondeq_optab as fallback.
5588 * tree-vect-generic.c (expand_vector_comparison,
5589 expand_vector_divmod, expand_vector_condition): Adjust
5590 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
5591 * tree-vect-stmts.c (vectorizable_condition,
5592 vectorizable_comparison): Likewise.
5593 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
5594 check_bool_pattern, search_type_for_mask_1): Likewise.
5595 * expr.c (do_store_flag): Likewise.
5596 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
5597 @code{vcondeq@var{m}@var{n}}): Document.
5598 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
5601 2016-10-25 Jeff Law <law@redhat.com>
5603 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
5605 (v850_output_aligned_bss): Add missing break.
5607 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
5609 2016-10-25 Martin Liska <mliska@suse.cz>
5612 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
5613 statements as they can also contain possibly a freeing call.
5615 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
5616 Martin Liska <mliska@suse.cz>
5619 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
5620 * ipa-icf.c (sem_function::get_hash): Add target optimization
5623 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
5626 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
5627 Remove partial overlap check for shift by 1.
5628 (ashldi3_neon): Likewise.
5630 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
5632 * config/arm/constraints.md (Q constraint): Document its use for
5634 (Pf constraint): New constraint for relaxed, consume or relaxed memory
5636 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
5637 alternatives to allow any register when memory model matches Pf and
5638 thus lda is used, but only low registers otherwise. Use unpredicated
5639 output template for Thumb-1 targets.
5640 (atomic_store<mode>): Likewise for stl.
5641 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
5642 whose output template does not have predication.
5643 (arm_load_acquire_exclusive<mode>): Likewise.
5644 (arm_load_exclusivesi): Likewise.
5645 (arm_load_acquire_exclusivesi): Likewise.
5646 (arm_store_release_exclusive<mode>): Likewise.
5647 (arm_store_exclusive<mode>): Use unpredicated output template for
5650 2016-10-25 Jakub Jelinek <jakub@redhat.com>
5652 * internal-fn.def (LAUNDER): New internal function.
5653 * internal-fn.c (expand_LAUNDER): New function.
5655 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
5656 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
5658 New avr target pass to work around performance loss by PR fix.
5662 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
5663 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
5664 * config/avr/predicates.md (extend_operator): New.
5665 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
5666 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
5667 (make_avr_pass_casesi): New prototypes.
5668 * config/avr/avr.c (print-rtl.h): Include it.
5669 (pass_data avr_pass_data_casesi): Data for new pass.
5670 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
5671 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
5672 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
5673 (avr_optimize_casesi): New functions.
5675 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
5676 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
5680 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
5682 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5684 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
5685 DW_AT_rvalue_reference attributes.
5687 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
5689 * doc/invoke.text (Wint-in-bool-context): Update documentation.
5690 * value-prof.c (stringop_block_profile): Fix a warning.
5692 2016-10-24 Martin Sebor <msebor@redhat.com>
5695 * builtins.c (string_length): New function.
5696 (c_strlen): Use string_length. Correctly handle wide strings.
5697 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
5699 (target_int_max): Call target_max_value.
5700 (format_result::knownrange): New data member.
5701 (fmtresult::fmtresult): Define default constructor.
5702 (format_integer): Use it and set format_result::knownrange.
5703 Handle global constants.
5704 (format_floating_max): Add third argument.
5705 (format_floating): Recompute maximum value for %a for each argument.
5706 (get_string_length): Use fmtresult default ctor.
5707 (format_string): Set format_result::knownrange.
5708 (format_directive): Check format_result::knownrange.
5709 (add_bytes): Same. Correct caret placement in diagnostics.
5710 (pass_sprintf_length::compute_format_length): Set
5711 format_result::knownrange.
5712 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
5714 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5716 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
5717 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
5719 2016-10-24 Ximin Luo <infinity0@pwned.gg>
5722 * dwarf2out.c (file_table_relative_p): Remove.
5723 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
5724 also for absolute paths.
5725 * doc/tm.texi: Update.
5726 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
5727 * target.def (force_at_comp_dir): Remove hook.
5728 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
5730 2016-10-24 Richard Biener <rguenther@suse.de>
5732 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
5733 backedges when identifying the single predecessor to take
5734 conditional info from. Use SCEV to get at ranges for loop IVs.
5735 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
5736 avoid false warning.
5738 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
5741 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
5742 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
5743 (avr_address_tiny_absdata_p): New static function.
5744 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
5745 it to determine validity of constant addresses.
5746 (avr_attribute_table) [absdata]: New variable attribute...
5747 (avr_handle_absdata_attribute): ...and handler.
5748 (avr_decl_absdata_p): New static function.
5749 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
5750 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
5751 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
5753 2016-10-24 Richard Biener <rguenther@suse.de>
5755 PR tree-optimization/78076
5756 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
5757 also on the loop tree root.
5759 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5761 * config/i386/i386.c (ix86_fold_builtin): Handle
5762 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
5763 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
5764 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
5765 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
5767 2016-10-24 Martin Liska <mliska@suse.cz>
5770 * opts.c (finish_options): Skip conditionally.
5772 2016-10-23 Martin Sebor <msebor@redhat.com>
5775 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
5776 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
5778 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
5780 * config/sparc/sparc.md (cpu_feature): Minor tweak.
5781 (enabled): Likewise.
5782 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
5783 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
5784 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
5785 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
5786 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
5787 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
5789 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
5791 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
5792 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
5794 2016-10-21 Andrew Pinski <apinski@cavium.com>
5796 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
5798 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
5799 implementer_id to unsigned char.
5800 Change part_no to unsigned int.
5801 (AARCH64_BIG_LITTLE): New define.
5802 (INVALID_IMP): New define.
5803 (INVALID_CORE): New define.
5804 (cpu_data): Change the last element's implementer_id and part_no to
5806 (valid_bL_string_p): Rewrite to ..
5807 (valid_bL_core_p): this for integers instead of strings.
5808 (parse_field): New function.
5809 (contains_string_p): Rewrite to ...
5810 (contains_core_p): this for integers and only for the part_no.
5811 (host_detect_local_cpu): Rewrite handling of implementation and
5812 par num to be integers; simplifying the code.
5814 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5816 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
5817 value range for pointers in more cases.
5819 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
5821 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
5822 Add extra argument to allow emitting the move immediate.
5823 Use add/sub with positive immediate.
5824 (aarch64_add_constant): Add inline function.
5825 (aarch64_add_sp): Likewise.
5826 (aarch64_sub_sp): Likewise.
5827 (aarch64_expand_prologue): Call aarch64_sub_sp.
5828 (aarch64_expand_epilogue): Call aarch64_add_sp.
5829 Decide when to leave out move.
5830 (aarch64_output_mi_thunk): Call aarch64_add_constant.
5832 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
5834 * config/aarch64/aarch64.c (aarch64_layout_frame):
5835 Align FP callee-saves.
5837 2016-10-21 Jakub Jelinek <jakub@redhat.com>
5839 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
5840 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
5842 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
5843 _rdseed64_step): Likewise.
5844 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
5847 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
5848 and tree-ssanames.h.
5849 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
5850 with INTEGER_CST argument.
5851 (ix86_gimple_fold_builtin): New function.
5852 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
5854 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
5855 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
5856 (ranges_table_allocated, ranges_table_in_use,
5857 ranges_by_label_allocated, ranges_by_label_in_use,
5858 RANGES_TABLE_INCREMENT): Removed.
5859 (add_ranges_num): Use vec_safe_push into ranges_table.
5860 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
5861 (output_ranges): Adjust for ranges_table and ranges_by_label
5862 conversion from arrays to vec.
5863 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
5864 conversion from arrays to vec.
5865 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
5866 ranges_table_in_use, ranges_by_label_allocated and
5867 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
5869 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
5870 if needed. Re-add origin_die variable and its initialization.
5872 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
5873 even for -fstack-reuse=none, or for volatile vars etc.
5875 2016-10-21 David Malcolm <dmalcolm@redhat.com>
5877 * print-rtl-function.c (flag_compact): Move extern decl to...
5878 * print-rtl.h (flag_compact): ...here.
5879 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
5880 (ASSERT_RTL_DUMP_EQ): New macro.
5881 (selftest::test_dumping_regs): New function.
5882 (selftest::test_dumping_insns): New function.
5883 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
5885 (selftest::rtl_tests_c_tests): Call the new test functions.
5887 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5889 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
5890 (outgoing_edges_match): Likewise.
5891 (try_crossjump_to_edge): Likewise.
5892 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
5893 (rtl_tidy_fallthru_edge): Likewise.
5894 * rtl.h (tablejump_p): Adjust prototype.
5895 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
5897 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5899 * rtl.h (label_ref_label): New function.
5900 (set_label_ref_label): New function.
5901 (LABEL_REF_LABEL): Delete.
5902 * alias.c (rtx_equal_for_memref_p): Adjust.
5903 * cfgbuild.c (make_edges): Likewise.
5904 (purge_dead_tablejump_edges): Likewise.
5905 * cfgexpand.c (convert_debug_memory_address): Likewise.
5906 * cfgrtl.c (patch_jump_insn): Likewise.
5907 * combine.c (distribute_notes): Likewise.
5908 * cse.c (hash_rtx_cb): Likewise.
5909 (exp_equiv_p): Likewise.
5910 (fold_rtx): Likewise.
5911 (check_for_label_ref): Likewise.
5912 * cselib.c (rtx_equal_for_cselib_1): Likewise.
5913 (cselib_hash_rtx): Likewise.
5914 * emit-rtl.c (mark_label_nuses): Likewise.
5915 * explow.c (convert_memory_address_addr_space_1): Likewise.
5916 * final.c (output_asm_label): Likewise.
5917 (output_addr_const): Likewise.
5918 * gcse.c (add_label_notes): Likewise.
5919 * genconfig.c (walk_insn_part): Likewise.
5920 * genrecog.c (validate_pattern): Likewise.
5921 * ifcvt.c (cond_exec_get_condition): Likewise.
5922 (noce_emit_store_flag): Likewise.
5923 (noce_get_alt_condition): Likewise.
5924 (noce_get_condition): Likewise.
5925 * jump.c (maybe_propagate_label_ref): Likewise.
5926 (mark_jump_label_1): Likewise.
5927 (redirect_exp_1): Likewise.
5928 (rtx_renumbered_equal_p): Likewise.
5929 * lra-constraints.c (operands_match_p): Likewise.
5930 * print-rtl.c (print_value): Likewise.
5931 * reload.c (find_reloads): Likewise.
5932 * reload1.c (set_label_offsets): Likewise.
5933 * reorg.c (get_branch_condition): Likewise.
5934 * rtl-tests.c (test_uncond_jump): Likewise.
5935 * rtl.c (rtx_equal_p_cb): Likewise.
5936 (rtx_equal_p): Likewise.
5937 * rtlanal.c (reg_mentioned_p): Likewise.
5938 (rtx_referenced_p): Likewise.
5939 (get_condition): Likewise.
5940 * varasm.c (const_hash_1): Likewise.
5941 (compare_constant): Likewise.
5942 (const_rtx_hash_1): Likewise.
5943 (output_constant_pool_1): Likewise.
5945 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5948 * reload.c (find_valid_class_1): Allow regclass if atleast one
5949 regno in regclass is ok. Compute and use rclass size based on
5950 actually available regnos for mode in rclass.
5952 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
5954 * config/sparc/sparc-modes.def (CCV): New.
5956 * config/sparc/predicates.md (v_comparison_operator): New.
5957 (icc_comparison_operator): Add support for CCV/CCXV.
5958 (xcc_comparison_operator): Likewise.
5959 * config/sparc/sparc.c (output_cbranch): Likewise.
5960 (sparc_print_operand): Likewise.
5961 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
5962 (uaddvdi4): New expander.
5963 (addvdi4): Likewise.
5964 (uaddvdi4_sp32): New instruction.
5965 (addvdi4_sp32): Likewise.
5966 (uaddvsi4): New expander.
5967 (addvsi4): Likewise.
5968 (cmp_ccc_plus_sltu_set): New instruction.
5969 (cmp_ccv_plus): Likewise.
5970 (cmp_ccxv_plus): Likewise.
5971 (cmp_ccv_plus_set): Likewise.
5972 (cmp_ccxv_plus_set): Likewise.
5973 (cmp_ccv_plus_sltu_set): Likewise.
5974 (uaddvdi4): New expander.
5975 (subvdi4): Likewise.
5976 (usubdi4_sp32): New instruction.
5977 (subvdi4_sp32): Likewise.
5978 (usubvsi4): New expander.
5979 (subvsi4): Likewise.
5980 (cmpsi_minus_sltu_set): New instruction.
5981 (cmp_ccv_minus): Likewise.
5982 (cmp_ccxv_minus): Likewise.
5983 (cmp_ccv_minus_set): Likewise.
5984 (cmp_ccxv_minus_set): Likewise.
5985 (cmp_ccv_minus_sltu_set): Likewise.
5986 (unegvdi3): New expander.
5987 (negvdi3): Likewise.
5988 (unegdi3_sp32): New instruction.
5989 (negvdi3_sp32): Likewise.
5990 (unegvsi3): New expander.
5991 (negvsi3): Likewise.
5992 (cmp_ccc_neg_sltu_set): New instruction.
5993 (cmp_ccv_neg): Likewise.
5994 (cmp_ccxv_neg): Likewise.
5995 (cmp_ccv_neg_set): Likewise.
5996 (cmp_ccxv_neg_set): Likewise.
5997 (cmp_ccv_neg_sltu_set): Likewise.
5999 * tree-ssa-loop-split.c: Remove trailing spaces.
6000 * match.pd: Likewise.
6002 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6004 PR rtl-optimization/78038
6005 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
6006 be deduced to set REG through the RTL structure.
6007 (make_defs_and_copies_lists): Return false on a failing get_defs call.
6009 2016-10-21 Richard Biener <rguenther@suse.de>
6011 PR tree-optimization/78051
6012 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
6013 and mark replaced if folding did something.
6015 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
6017 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
6018 and "protected" in visibility types.
6019 (rs6000_xcoff_declare_function_name): Fix formatting.
6020 (rs6000_xcoff_declare_object_name): Fix formatting.
6022 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
6024 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
6025 and IX86_BUILTIN_HUGE_VALQ here ...
6026 (ix86_expand_builtin): ... not here.
6028 2016-10-20 Jakub Jelinek <jakub@redhat.com>
6030 * doc/gty.texi (for_user): Use @item next to @findex.
6032 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
6035 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
6036 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
6037 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
6038 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
6039 __builtin_ia32_lzcnt_u16.
6040 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
6041 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
6042 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
6043 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
6044 (bmi_tzcnt_<mode>): New expander.
6045 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6046 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
6047 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
6048 (lzcnt_<mode>): New expander.
6049 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6050 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
6051 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
6052 (UINT64_FTYPE_UINT64): New.
6053 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
6054 (__builtin_ia32_lzcnt_u16): New description.
6055 (__builtin_ia32_lzcnt_u32): Ditto.
6056 (__builtin_ia32_lzcnt_u64): Ditto.
6057 (__builtin_ctzs): Remove description.
6058 (__builtin_ia32_tzcnt_u16): New description.
6059 (__builtin_ia32_tzcnt_u32): Ditto.
6060 (__builtin_ia32_tzcnt_u64): Ditto.
6061 * config/i386/i386.c (ix86_expand_args_builtin): Handle
6062 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
6064 2016-10-20 Martin Liska <mliska@suse.cz>
6067 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
6068 comparison with STMT_UID_NOT_IN_RANGE.
6069 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
6072 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
6074 * compare-elim.c (conforming_compare): Accept UNSPECs.
6075 (find_comparison_dom_walker::before_dom_children): Deal with
6076 instructions both using and killing the flags register.
6077 (equivalent_reg_at_start): New function extracted from...
6078 (try_eliminate_compare): ...here. Use it and add support for
6079 registers and UNSPECs as second operand of the compare.
6080 * config/visium/visium-modes.def (CCV): New.
6081 * config/visium/predicates.md (visium_v_comparison_operator): New.
6082 (visium_branch_operator): Deal with CCV mode.
6083 * config/visium/visium.c (visium_select_cc_mode): Likewise.
6084 (output_cbranch): Likewise.
6085 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
6086 (uaddv<mode>4): New expander.
6087 (addv<mode>4): Likewise.
6088 (add<mode>3_insn_set_carry): New instruction.
6089 (add<mode>3_insn_set_overflow): Likewise.
6090 (addsi3_insn_set_overflow): Likewise.
6091 (usubv<mode>4): New expander.
6092 (subv<mode>4): Likewise.
6093 (sub<mode>3_insn_set_carry): New instruction.
6094 (sub<mode>3_insn_set_overflow): Likewise.
6095 (subsi3_insn_set_overflow): Likewise.
6096 (unegv<mode>3): New expander.
6097 (negv<mode>3): Likewise.
6098 (neg<mode>2_insn_set_overflow): New instruction.
6099 (addv_tst<mode>): Likewise.
6100 (subv_tst<mode>): Likewise.
6101 (negv_tst<mode>): Likewise.
6102 (cbranch<mode>4_addv_insn): New splitter and instruction.
6103 (cbranch<mode>4_subv_insn): Likewise.
6104 (cbranch<mode>4_negv_insn): Likewise.
6106 2016-10-20 Richard Biener <rguenther@suse.de>
6108 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
6109 Handle decls possibly not bound.
6110 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
6111 nothing_id for decls that might not be bound if we are interested
6113 (get_constraint_for_component_ref): Deal with that.
6115 2016-10-20 Michael Matz <matz@suse.de>
6118 * common.opt (-fsplit-loops): New flag.
6119 * passes.def (pass_loop_split): Add.
6120 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
6121 (enable_fdo_optimizations): Add loop splitting.
6122 * timevar.def (TV_LOOP_SPLIT): Add.
6123 * tree-pass.h (make_pass_loop_split): Declare.
6124 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
6125 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
6126 * tree-ssa-loop-split.c: New file.
6127 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
6128 * doc/invoke.texi (fsplit-loops): Document.
6129 * doc/passes.texi (Loop optimization): Add paragraph about loop
6132 2016-10-20 Richard Biener <rguenther@suse.de>
6134 * cgraphunit.c (analyze_functions): Set node->definition to
6135 false to signal symbol removal to debug_hooks->late_global_decl.
6136 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
6137 WPA signal symbol removal to the debuginfo machinery.
6138 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
6139 using early_finised to guard the we're called for symbol
6140 removal case look at the symtabs definition flag.
6141 (gen_variable_die): Remove redundant check.
6143 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6145 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
6147 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6149 PR tree-optimization/53979
6150 * match.pd ((a ^ b) | a -> a | b): New pattern.
6152 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
6154 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
6155 config/pa/pa64-hpux-lib.h.
6156 (PA_CRTBEGIN_HACK): Likewise.
6157 (DTOR_LIST_BEGIN): Likewise.
6159 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
6161 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
6162 register only if "in" and "out" are different registers.
6164 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
6166 * omp-low.c (pass_oacc_device_lower::gate): New method.
6167 (execute): Always call execute_oacc_device_lower.
6169 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6171 PR tree-optimization/77916
6172 PR tree-optimization/77937
6173 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
6175 (insert_initializers): Requirement of initializer for -1 should be
6176 based on pointer-typedness of the candidate basis.
6178 2016-10-19 Bin Cheng <bin.cheng@arm.com>
6180 PR tree-optimization/78005
6181 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
6182 upper (included) bound for niters of prolog loop.
6183 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
6184 Compute niters of scalar loop above which vectorized loop is
6185 preferred, as well as the upper (included) bound for the niters.
6186 (vect_do_peeling): Record niter bound for loops accordingly.
6188 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6191 * tree-core.h (enum tree_index): Put the complex types after their
6193 * tree-streamer.c (verify_common_node_recorded): New function.
6194 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
6196 2016-10-19 Martin Liska <mliska@suse.cz>
6198 * cgraph.h (cgraph_edge::binds_to_current_def_p):
6199 Replace NULL with false as a return value.
6201 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6203 PR tree-optimization/78024
6204 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
6205 don't clear BB_VISITED after processing.
6207 2016-10-19 Richard Biener <rguenther@suse.de>
6209 * domwalk.c (dom_walker::walk): Use RPO order.
6211 2016-10-19 Richard Biener <rguenther@suse.de>
6213 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
6215 (evrp_dom_walker::~evrp_dom_walker): Free it.
6216 (evrp_dom_walker::stmts_to_remove): Add.
6217 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
6218 whose output we fully propagate for removal. Propagate
6219 into BB destination PHI arguments.
6220 (execute_early_vrp): Remove queued stmts. Dump value ranges
6221 before stmt removal.
6223 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
6225 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
6226 * passes.def: Add two instances of pass_walloca.
6227 * tree-pass.h (make_pass_walloca): New.
6228 * gimple-ssa-warn-alloca.c: New file.
6229 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
6230 -Wvla-larger-than= options.
6232 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
6234 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
6235 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
6237 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
6239 * config/rs6000/altivec.h (vec_xl_len): New macro.
6240 (vec_xst_len): New macro.
6241 (vec_cmpnez): New macro.
6242 (vec_cntlz_lsbb): New macro.
6243 (vec_cnttz_lsbb): New macro.
6244 (vec_xlx): New macro.
6245 (vec_xrx): New macro.
6246 (vec_all_nez): New C++ predicate template.
6247 (vec_any_eqz): New C++ predicate template.
6248 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
6249 conditional compilation.
6250 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
6251 conditional compilation.
6252 (vec_all_nez): New macro.
6253 (vec_any_eqz): New macro.
6254 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
6256 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
6258 * config/rs6000/vector.md (VI): Moved this mode iterator
6259 definition from altivec.md to vector.md.
6260 (UNSPEC_NEZ_P): New value.
6261 (vector_ne_<mode>_p): New expansion for implementation of
6262 vec_all_ne and vec_any_eq built-in functions.
6263 (vector_nez_<mode>_p): New expansion for implementation of
6264 vec_all_nez and vec_any_eqz built-in functions.
6265 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
6266 and vec_any_eq built-in function.
6267 (cr6_test_for_zero): New commentary to explain this expansion.
6268 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
6269 (cr6_test_for_lt): New commentary to explain this expansion.
6270 (cr6_test_for_lt_reverse): New commentary to explain this
6272 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6273 overloaded function prototypes for vec_all_ne, vec_all_nez,
6274 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
6275 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
6277 (altivec_resolve_overloaded_builtin): Modify the handling of
6278 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
6279 the compiler is configured to support TARGET_P9_VECTOR.
6280 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
6281 to explain the special processing that is given to predicate
6282 built-ins introduced using this macro.
6283 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
6284 the special processing given to predicate built-ins introduced
6286 (BU_VSX_P): Likewise.
6287 (BU_P8V_AV_P): Likewise.
6288 (BU_P9V_AV_P): Likewise.
6289 (BU_P9V_AV_X): New macro.
6290 (BU_P9V_64BIT_AV_X): New macro.
6291 (BU_P9V_VSX_3): New macro.
6292 (BU_P9V_OVERLOAD_P): New macro.
6293 (LXVL): New BU_P9V_64BIT_VSX_2.
6294 (VEXTUBLX): New BU_P9V_AV_2.
6295 (VEXTUBRX): Likewise.
6296 (VEXTUHLX): Likewise.
6297 (VEXTUHRX): Likewise.
6298 (VEXTUWLX): Likewise.
6299 (VEXTUWRX): Likewise.
6300 (STXVL): New BU_P9V_64BIT_AV_X.
6301 (VCLZLSBB): New BU_P9V_AV_1.
6302 (VCTZLSBB): Likewise.
6303 (CMPNEB): New BU_P9V_AV_2.
6308 (VCMPNEB_P): New BU_P9V_AV_P.
6309 (VCMPNEH_P): Likewise.
6310 (VCMPNEW_P): Likewise.
6311 (VCMPNED_P): Likewise.
6312 (VCMPNEFP_P): Likewise.
6313 (VCMPNEDP_P): Likewise.
6314 (CMPNEZB): New BU_P9V_AV_2.
6315 (CMPNEZH): Likewise.
6316 (CMPNEZW): Likewise.
6317 (VCMPNEZB_P): New BU_P9V_AV_P.
6318 (VCMPNEZH_P): Likewise.
6319 (VCMPNEZW_P): Likewise.
6320 (LXVL): New BU_P9V_OVERLOAD_2.
6321 (STXVL): New BU_P9V_OVERLOAD_3.
6322 (VEXTULX): New BU_P9V_OVERLOAD_2.
6323 (VEXTURX): Likewise.
6325 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
6326 (VCMPNE_P): Likewise.
6327 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
6328 (VCTZLSBB): Likewise.
6329 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
6330 comment to explain mode used for scratch register.
6331 (altivec_expand_stxvl_builtin): New function.
6332 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
6333 (altivec_init_builtins): Add initialized variable
6334 void_ftype_v16qi_pvoid_long and use this type to define the
6335 built-in function __builtin_altivec_stxvl.
6336 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
6337 (UNSPEC_STXVL): New value.
6338 (UNSPEC_VCLZLSBB): New value.
6339 (UNSPEC_VCTZLSBB): New value.
6340 (UNSPEC_VEXTUBLX): New value.
6341 (UNSPEC_VEXTUHLX): New value.
6342 (UNSPEC_VEXTUWLX): New value.
6343 (UNSPEC_VEXTUBRX): New value.
6344 (UNSPEC_VEXTUHRX): New value.
6345 (UNSPEC_VEXTUWRX): New value.
6346 (UNSPEC_VCMPNEB): New value.
6347 (UNSPEC_VCMPNEZB): New value.
6348 (UNSPEC_VCMPNEH): New value.
6349 (UNSPEC_VCMPNEZH): New value.
6350 (UNSPEC_VCMPNEW): New value.
6351 (UNSPEC_VCMPNEZW): New value.
6352 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
6353 vector of integer modes.
6354 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
6355 vector of float or double modes.
6356 (*vector_nez_<mode>_p): New insn for vector test all not equal or
6358 (lxvl): New expand for load VSX vector with length.
6359 (*lxvl): New insn for load VSX vector with length.
6360 (stxvl): New expand for store VSX vector with length.
6361 (*stxvl): New insn for store VSX vector with length.
6362 (vcmpneb): New insn for vector of byte compare not equal.
6363 (vcmpnezb): New insn for vector of byte compare not equal or zero.
6364 (vcmpneh): New insn for vector of half word compare not equal.
6365 (vcmpnezh): New insn for vector of half word compare not equal or
6367 (vcmpnew): New insn for vector of word compare not equal.
6368 (vcmpne<VSs>): New insn for vector of float or double compare not
6370 (vcmpnezw): New insn for vector of word compare not equal or zero.
6371 (vclzlsbb): New insn for vector count leading zero
6372 least-significant bits byte.
6373 (vctzlsbb): New insn for vector count trailing zero least
6374 signficant bits byte.
6375 (vextublx): New insn for vector extract unsigned byte left
6377 (vextubrx): New insn for vector extract unsigned byte right
6379 (vextuhlx): New insn for vector extract unsigned half word left
6381 (vextuhrx): New insn for vector extract unsigned half word right
6383 (vextuwlx): New insn for vector extract unsigned word left
6385 (vextuwrx): New insn for vector extract unsigned word right
6387 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
6388 clarify intent of this constant.
6389 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
6390 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
6391 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
6392 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
6393 and vec_xrx functions.
6395 2016-10-18 Andrew Pinski <apinski@cavium.com>
6398 * predict.c (is_exit_with_zero_arg): New function.
6399 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
6402 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
6405 * config/i386/i386.c (legitimize_tls_address)
6406 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
6407 convert dest to Pmode if different than Pmode.
6409 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6411 PR tree-optimization/77916
6412 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
6413 stopgap fix, as pointers with -1 increment are still broken.
6415 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
6417 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
6418 mapping class decoration from here...
6419 (rs6000_xcoff_encode_section): ...to here.
6421 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
6422 if shrink-wrapping and optimizing for speed.
6424 2016-10-18 Richard Biener <rguenther@suse.de>
6426 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
6427 not visited but non-executable predecessors. Return taken edge.
6428 Simplify conditions and refactor propagation vs. folding step.
6430 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
6432 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
6433 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
6434 (rs6000_get_separate_components): Assert we do not have those
6435 strategies selected.
6437 2016-10-18 Richard Biener <rguenther@suse.de>
6439 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
6440 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
6442 (substitute_and_fold_dom_walker): Adjust constructor.
6443 (substitute_and_fold_dom_walker::before_dom_children): Remove
6444 do_dce flag and handling (always true).
6445 (substitute_and_fold): Likewise.
6446 * tree-vrp.c (vrp_finalize): Adjust.
6447 (execute_early_vrp): Remove final BB_VISITED clearing.
6448 * tree-ssa-ccp.c (ccp_finalize): Adjust.
6449 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6450 * ira.c (ira): Call clear_bb_flags.
6452 2016-10-18 Richard Biener <rguenther@suse.de>
6454 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
6455 get at the operand to look at with TREE_OPERAND for generic
6458 2016-10-18 David Malcolm <dmalcolm@redhat.com>
6460 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
6462 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
6463 (write_test_expr): Use rtx_reader_ptr for calls to
6465 (write_attr_value): Likewise.
6466 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
6467 call to print_md_ptr_loc.
6468 (write_one_condition): Likewise for calls to print_c_condition.
6469 * genconstants.c: Include "statistics.h" and "vec.h".
6470 (main): Update for conversion to member functions.
6471 * genemit.c (emit_c_code): Use rtx_reader_ptr for
6472 call to print_md_ptr_loc.
6473 * genenums.c: Include "statistics.h" and "vec.h".
6474 (main): Update for conversion of traverse_enum_types to a method.
6475 * genmddeps.c: Include "statistics.h" and "vec.h".
6476 * genoutput.c (process_template): Use rtx_reader_ptr for call to
6478 * genpreds.c (write_predicate_subfunction): Likewise.
6479 (write_predicate_expr): Likewise for calls to print_c_condition.
6480 * genrecog.c (print_test): Likewise.
6481 * gensupport.c (process_rtx): Likewise for calls to
6482 copy_md_ptr_loc and join_c_conditions.
6483 (alter_test_for_insn): Likewise for call to join_c_conditions.
6484 (process_substs_on_one_elem): Likewise.
6485 (gen_mnemonic_setattr): Update for move of string_obstack to a
6486 field of rtx_reader.
6487 (mnemonic_htab_callback): Likewise. Fix formatting.
6488 (gen_mnemonic_attr): Likewise.
6489 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
6490 to print_c_condition.
6491 * read-md.c: Include "statistics.h" and "vec.h".
6492 (string_obstack): Convert this global to field "m_string_obstack"
6493 of class rtx_reader.
6494 (ptr_locs): Likewise, as "m_ptr_locs".
6495 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
6496 (joined_conditions): Likewise, as "m_joined_conditions".
6497 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
6498 (md_constants): Likewise, as "m_md_constants".
6499 (enum_types): Likewise, as "m_enum_types".
6500 (set_md_ptr_loc): Convert to...
6501 (rtx_reader::set_md_ptr_loc): ...member function.
6502 (get_md_ptr_loc): Convert to...
6503 (rtx_reader::get_md_ptr_loc): ...member function.
6504 (copy_md_ptr_loc): Convert to...
6505 (rtx_reader::copy_md_ptr_loc): ...member function.
6506 (fprint_md_ptr_loc): Convert to...
6507 (rtx_reader::fprint_md_ptr_loc): ...member function.
6508 (print_md_ptr_loc): Convert to...
6509 (rtx_reader::print_md_ptr_loc): ...member function.
6510 (join_c_conditions): Convert to...
6511 (rtx_reader::join_c_conditions): ...member function.
6512 (fprint_c_condition): Convert to...
6513 (rtx_reader::fprint_c_condition): ...member function.
6514 (print_c_condition): Convert to...
6515 (rtx_reader::print_c_condition): ...member function.
6516 (read_name): Convert to...
6517 (rtx_reader::read_name): ...member function.
6518 (read_escape): Convert to...
6519 (rtx_reader::read_escape): ...member function.
6520 (read_quoted_string): Convert to...
6521 (rtx_reader::read_quoted_string): ...member function.
6522 (read_braced_string): Convert to...
6523 (rtx_reader::read_braced_string): ...member function.
6524 (read_string): Convert to...
6525 (rtx_reader::read_string): ...member function.
6526 (read_skip_construct): Convert to...
6527 (rtx_reader::read_skip_construct): ...member function.
6528 (handle_constants): Convert to...
6529 (rtx_reader::handle_constants): ...member function.
6530 (traverse_md_constants): Convert to...
6531 (rtx_reader::traverse_md_constants): ...member function.
6532 (handle_enum): Convert to...
6533 (rtx_reader::handle_enum): ...member function.
6534 (lookup_enum_type): Convert to...
6535 (rtx_reader::lookup_enum_type): ...member function.
6536 (traverse_enum_types): Convert to...
6537 (rtx_reader::traverse_enum_types): ...member function.
6538 (rtx_reader::rtx_reader): Move initializations
6539 of various former global data from rtx_reader::read_md_files to
6540 here, as fields, along with the call to unlock_std_streams.
6541 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
6543 (rtx_reader::read_md_files): Move initializations of various
6544 global data from here to the ctor.
6545 * read-md.h (read_name): Convert to...
6546 (rtx_reader::read_name): ...member function.
6547 (rtx_reader::read_escape): New method decl.
6548 (read_quoted_string): Convert to...
6549 (rtx_reader::read_quoted_string): ...member function.
6550 (rtx_reader::read_braced_string): New method decl.
6551 (read_string): Convert to...
6552 (rtx_reader::read_string): ...member function.
6553 (rtx_reader::read_skip_construct): New method decl.
6554 (rtx_reader::set_md_ptr_loc): New method decl.
6555 (rtx_reader::get_md_ptr_loc): New method decl.
6556 (copy_md_ptr_loc): Convert to...
6557 (rtx_reader::copy_md_ptr_loc): ...member function.
6558 (fprint_md_ptr_loc): Convert to...
6559 (rtx_reader::fprint_md_ptr_loc): ...member function.
6560 (print_md_ptr_loc): Convert to...
6561 (rtx_reader::print_md_ptr_loc): ...member function.
6562 (rtx_reader::lookup_enum_type): New method decl.
6563 (rtx_reader::traverse_enum_types): New method decl.
6564 (rtx_reader::handle_constants): New method decl.
6565 (traverse_md_constants): Convert to...
6566 (rtx_reader::traverse_md_constants): ...member function.
6567 (rtx_reader::handle_enum): New method decl.
6568 (rtx_reader::join_c_conditions): New method decl.
6569 (fprint_c_condition): Convert to...
6570 (rtx_reader::fprint_c_condition): ...member function.
6571 (print_c_condition): Convert to...
6572 (rtx_reader::print_c_condition): ...member function.
6573 (rtx_reader::apply_iterator_to_string): New method decl.
6574 (rtx_reader::copy_rtx_for_iterators): New method decl.
6575 (rtx_reader::read_conditions): New method decl.
6576 (rtx_reader::record_potential_iterator_use): New method decl.
6577 (rtx_reader::read_mapping): New method decl.
6578 (rtx_reader::read_rtx): New method decl.
6579 (rtx_reader::read_rtx_code): New method decl.
6580 (rtx_reader::read_rtx_operand): New method decl.
6581 (rtx_reader::read_nested_rtx): New method decl.
6582 (rtx_reader::read_rtx_variadic): New method decl.
6583 (rtx_reader::get_string_obstack): New method.
6584 (rtx_reader::get_md_constants): New method.
6585 (string_obstack): Convert global variable decl to...
6586 (rtx_reader::m_string_obstack): ...this new field.
6587 (rtx_reader::m_ptr_locs): New field.
6588 (rtx_reader::m_ptr_loc_obstack): New field.
6589 (rtx_reader::m_joined_conditions): New field.
6590 (rtx_reader::m_joined_conditions_obstack): New field.
6591 (rtx_reader::m_md_constants): New field.
6592 (rtx_reader::m_enum_types): New field.
6593 * read-rtl.c (apply_iterator_to_string): Convert to...
6594 (rtx_reader::apply_iterator_to_string): ...member function.
6595 (copy_rtx_for_iterators): Convert to...
6596 (rtx_reader::copy_rtx_for_iterators): ...member function.
6597 (add_condition_to_string): Use rtx_reader_ptr for
6598 calls join_c_conditions.
6599 (apply_iterators): Use rtx_reader_ptr for calls to
6600 join_c_conditions and copy_rtx_for_iterators.
6601 (read_conditions): Convert to...
6602 (rtx_reader::read_conditions): ...member function.
6603 (record_potential_iterator_use): Convert to...
6604 (rtx_reader::record_potential_iterator_use): ...member function.
6605 (read_mapping): Convert to...
6606 (rtx_reader::read_mapping): ...member function.
6607 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
6608 (read_rtx): Convert to...
6609 (rtx_reader::read_rtx): ...member function.
6610 (read_rtx_code): Convert to...
6611 (rtx_reader::read_rtx_code): ...member function.
6612 (read_rtx_operand): Convert to...
6613 (rtx_reader::read_rtx_operand): ...member function. Update for move
6614 of string_obstack to a field.
6615 (read_nested_rtx): Convert to..
6616 (rtx_reader::read_nested_rtx): ...member function.
6617 (read_rtx_variadic): Convert to..
6618 (rtx_reader::read_rtx_variadic): ...member function.
6620 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6622 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
6624 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6626 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
6627 for pointer type too.
6628 (ipcp_update_vr): set_ptr_nonnull for pointer.
6630 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6632 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
6633 pt_solution_singleton_p.
6634 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
6635 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
6636 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
6637 pointer nonnull computed by VRP.
6638 Also Conservatively set pt.null to 1.
6639 (pt_solution_reset): Conservatively set pt.null to 1.
6640 (pt_solution_singleton_or_null_p): Renamed from
6641 pt_solution_singleton_p.
6642 * tree-ssanames.h (set_ptr_nonnull): Declare.
6643 (get_ptr_nonnull): Likewise.
6644 * tree-ssanames.c (set_ptr_nonnull): New.
6645 (get_ptr_nonnull): Likewise.
6646 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
6647 (evrp_dom_walker::before_dom_children): Likewise.
6649 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6651 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6652 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6653 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6654 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6655 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
6656 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6657 (rs6000_option_override_internal): Clear it if ABI_AIX.
6658 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6659 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
6661 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6663 * gimple-ssa-strength-reduction.c (record_increment): Remove
6666 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6668 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
6669 that the result is non-zero if it is true.
6670 (maybe_expand_shift): New wrapper around expand_shift_1.
6671 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
6673 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6675 PR tree-optimization/77916
6676 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
6677 Don't allow a MINUS_EXPR for pointer arithmetic for either known
6679 (record_increment): Increments of -1 for unknown strides just use
6680 a multiply initializer like other negative values.
6681 (analyze_increments): Remove stopgap solution for -1 increment
6682 applied to pointer arithmetic.
6684 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
6686 * dominance.c (dom_info::dom_info): Add new constructor for region
6687 which is vector of basic blocks.
6688 (dom_init): New method to initialize members common for both
6690 (dom_info::dom_info): Invoke dom_init for partial initialization.
6691 (dom_info::get_idom): Add check to corner cases on basic blocks which
6693 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
6694 to detect unreachable bbs.
6695 (dom_info::calc_idoms): Likewise.
6696 (compute_dom_fast_query_in_region): New function.
6697 (calculate_dominance_info_for_region): Likewise.
6698 (free_dominance_info_for_region): Likewise.
6699 * dominance.h: Add prototypes for introduced region-based functions
6700 * tree-if-conv.c (build_region): New function.
6701 (if_convertible_loop_p_1): Invoke local version of post-dominators
6702 calculation before basic block predication with subsequent freeing
6703 post-dominator info.
6704 (tree_if_conversion): Remove free of post-dominator info
6705 (pass_if_conversion::execute): Delete detection of infinite loops
6706 and fake edges to exit block since post-dominator calculation is
6707 performed per if-converted loop only.
6709 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
6712 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
6713 register explicitly.
6714 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
6715 optimizing for size.
6717 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6719 * config/aarch64/aarch64.c: Delete inclusion of
6720 cortex-a57-fma-steering.h.
6721 (aarch64_override_options): Delete call
6722 to aarch64_register_fma_steering.
6723 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
6724 * config/aarch64/cortex-a57-fma-steering.h: Delete.
6725 * config/aarch64/aarch64-passes.def: New file.
6726 * config/aarch64/cortex-a57-fma-steering.c
6727 (aarch64_register_fma_steering): Delete definition.
6728 (make_pass_fma_steering): Remove static qualifier.
6729 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
6730 (cortex-a57-fma-steering.o): Remove dependency on
6731 cortex-a57-fma-steering.h.
6733 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6735 * explow.c (validize_mem): Do not modify the argument in-place.
6737 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
6739 * tree-streamer.c (record_common_node): Explicitly list expected
6742 2016-10-17 Richard Biener <rguenther@suse.de>
6744 PR tree-optimization/77988
6745 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
6747 2016-10-17 Marek Polacek <polacek@redhat.com>
6749 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
6751 2016-10-17 Richard Biener <rguenther@suse.de>
6753 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
6756 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6758 PR tree-optimization/71636
6759 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
6761 2016-10-17 Richard Biener <rguenther@suse.de>
6763 * gimplify.c (gimplify_function_tree): Do not move the outer
6766 2016-10-17 Jakub Jelinek <jakub@redhat.com>
6768 * langhooks.h (struct lang_hooks_for_decls): Remove
6769 function_decl_explicit_p, function_decl_deleted_p and
6770 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
6771 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
6772 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
6773 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
6774 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
6775 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
6776 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
6777 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
6778 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
6779 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
6780 * langhooks.c (lhd_decl_dwarf_attribute): New function.
6781 * dwarf2out.c (gen_subprogram_die): Use
6782 lang_hooks.decls.decl_dwarf_attribute instead of
6783 lang_hooks.decls.function_decl_*.
6785 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
6789 * common.opt (-ftrampolines): New option.
6790 * doc/invoke.texi (Code Gen Options): Document it.
6791 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
6792 * doc/tm.texi: Regenerate.
6793 * builtins.def: Add init_descriptor and adjust_descriptor.
6794 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
6795 on platforms with descriptors.
6796 (expand_builtin_init_descriptor): New function.
6797 (expand_builtin_adjust_descriptor): Likewise.
6798 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
6799 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
6800 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
6801 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
6802 Set STATIC_CHAIN_REG_P on the static chain register, if any.
6803 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
6804 (expand_call): Likewise. Move around call to prepare_call_address
6805 and pass all flags to it.
6806 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
6807 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
6808 (gimple_call_set_by_descriptor): New setter.
6809 (gimple_call_by_descriptor_p): New getter.
6810 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
6811 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
6812 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
6813 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
6814 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
6815 * rtl.h (STATIC_CHAIN_REG_P): New macro.
6816 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
6817 * target.def (custom_function_descriptors): New POD hook.
6818 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
6819 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
6820 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
6821 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
6822 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
6823 (build_common_builtin_nodes): Initialize init_descriptor and
6825 * tree-nested.c: Include target.h.
6826 (struct nesting_info): Add 'any_descr_created' field.
6827 (get_descriptor_type): New function.
6828 (lookup_element_for_decl): New function extracted from...
6829 (create_field_for_decl): Likewise.
6830 (lookup_tramp_for_decl): ...here. Adjust.
6831 (lookup_descr_for_decl): New function.
6832 (convert_tramp_reference_op): Deal with descriptors.
6833 (build_init_call_stmt): New function extracted from...
6834 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
6835 * defaults.h (FUNCTION_ALIGNMENT): Define.
6836 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
6837 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
6838 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
6839 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
6840 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
6842 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
6844 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
6845 constants in CONST_VECTORs.
6847 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
6849 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
6850 register as destination of bmask.
6851 (vector_init_bshuffle): Likewise.
6852 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
6853 (bmaskdi_vis): Enable only in 64-bit mode.
6855 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
6857 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
6858 make LR a separately shrink-wrapped component unless savres_strategy
6859 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
6860 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
6861 wrapping when not both {SAVE,REST}_INLINE_GPRS.
6863 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
6865 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
6866 and keep looping on failure.
6868 2016-10-14 David Malcolm <dmalcolm@redhat.com>
6870 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
6872 (print_rtx_function): Update example in comment for...
6873 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
6874 non-virtual pseudos with a '%' sigil followed by the regno, offset
6875 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
6876 pseudo is dumped as "%0".
6878 2016-10-14 Jakub Jelinek <jakub@redhat.com>
6881 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
6884 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
6886 * config/sparc/sparc-passes.def: New file.
6887 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
6888 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
6889 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
6891 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
6893 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
6894 loop peel to loops with exit test at the beginning.
6896 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
6898 PR rtl-optimization/68212
6899 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
6900 frequency when computing scale factor for peeled copies.
6901 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
6902 values for switch/peel blocks/edges.
6904 2016-10-14 Pedro Alves <palves@redhat.com>
6906 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
6908 2016-10-14 Catherine Moore <clm@codesourcery.com>
6910 * config/mips/mips.c (mips_prepare_pch_save): Initialize
6911 micromips_globals to zero.
6913 2016-10-14 Richard Biener <rguenther@suse.de>
6915 PR tree-optimization/77979
6916 * tree-vrp.c (compare_name_with_value): Handle released SSA names
6917 in the equivalency sets.
6918 (compare_names): Likewise.
6920 2016-10-14 Martin Liska <mliska@suse.cz>
6922 * builtins.h(target_char_cst_p): Declare the function.
6923 * builtins.c (fold_builtin_memchr): Remove.
6924 (target_char_cst_p): Move the function from gimple-fold.c.
6925 (fold_builtin_3): Do not call the function.
6926 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
6927 (gimple_fold_builtin): Call the function.
6928 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
6930 2016-10-14 Martin Liska <mliska@suse.cz>
6932 * builtins.c (fold_builtin_strcmp): Remove function.
6933 (fold_builtin_strncmp): Likewise.
6934 (fold_builtin_2): Remove call of the function.
6935 (fold_builtin_3): Likewise.
6936 * fold-const-call.c (fold_const_call): Add constant folding
6937 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
6938 * fold-const-call.h (build_cmp_result): Declare the function.
6939 * gimple-fold.c (gimple_load_first_char): New function.
6940 (gimple_fold_builtin_string_compare): Likewise.
6941 (gimple_fold_builtin): Call the function.
6943 2016-10-14 Nathan Sidwell <nathan@acm.org>
6945 * gcov-io.c (gcov_open): Deconstify 'mode'.
6947 2016-10-14 Martin Liska <mliska@suse.cz>
6949 * fold-const.c (c_getstr): Support of properly \0-terminated
6950 string constants. New argument is added.
6951 * fold-const.h: New argument is added.
6953 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6955 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
6957 (aarch64_print_hint_for_core): Likewise.
6958 (aarch64_print_hint_for_arch): Likewise.
6959 (aarch64_validate_march): Use it. Fix indentation in type signature.
6960 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
6961 (aarch64_validate_mtune): Likewise.
6962 (aarch64_handle_attr_arch): Likewise.
6963 (aarch64_handle_attr_cpu): Likewise.
6964 (aarch64_handle_attr_tune): Likewise.
6966 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6968 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
6971 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
6973 * config/m68k/m68k.c (m68k_option_override): Check
6974 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
6975 instead of stack_limit_rtx.
6977 2016-10-13 Jakub Jelinek <jakub@redhat.com>
6979 * dwarf2out.c (gen_member_die): Handle inline static data member
6982 2016-10-13 Nathan Sidwell <nathan@acm.org>
6984 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
6985 gcov_var.mode. Remove unnecessary fstat.
6987 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
6990 * function.c (thread_prologue_and_epilogue_insns): Call all
6991 make_*logue_seq in the same order as traditional. Call them
6992 all a second time if shrink_wrapped_separate.
6994 2016-10-13 Marek Polacek <polacek@redhat.com>
6996 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
6997 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
7000 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7002 PR tree-optimization/77937
7003 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
7004 to infinite when we have a pointer with an increment of -1.
7006 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7008 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
7010 * memmodel.h: This file.
7011 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
7012 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
7013 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
7014 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
7015 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
7016 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
7017 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
7018 compare-elim.c, config/aarch64/aarch64-builtins.c,
7019 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
7020 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
7021 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
7022 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
7023 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
7024 config/darwin.c, config/epiphany/epiphany.c,
7025 config/epiphany/mode-switch-use.c,
7026 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
7027 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
7028 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
7029 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
7030 config/m68k/m68k.c, config/mcore/mcore.c,
7031 config/microblaze/microblaze.c, config/mmix/mmix.c,
7032 config/mn10300/mn10300.c, config/moxie/moxie.c,
7033 config/msp430/msp430.c, config/nds32/nds32-cost.c,
7034 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
7035 config/nds32/nds32-memory-manipulation.c,
7036 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
7037 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
7038 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
7039 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
7040 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
7041 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
7042 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
7043 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
7044 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
7045 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
7046 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
7047 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
7048 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
7049 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
7050 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
7051 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
7052 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
7053 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
7054 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
7055 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
7056 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
7057 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
7058 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
7059 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
7060 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
7061 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
7062 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
7063 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
7064 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
7065 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
7066 var-tracking.c, varasm.c: Include memmodel.h.
7067 * genattrtab.c (write_header): Include memmodel.h in generated file.
7068 * genautomata.c (main): Likewise.
7069 * gengtype.c (open_base_files): Likewise.
7070 * genopinit.c (main): Likewise.
7071 * genconditions.c (write_header): Include memmodel.h earlier in
7073 * genemit.c (main): Likewise.
7074 * genoutput.c (output_prologue): Likewise.
7075 * genpeep.c (main): Likewise.
7076 * genpreds.c (write_insn_preds_c): Likewise.
7077 * genrecog.c (write_header): Likewise.
7078 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
7080 2016-10-13 David Malcolm <dmalcolm@redhat.com>
7082 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
7083 for new "compact" param of print_rtx_function. Check for "cinsn"
7085 * print-rtl-function.c (flag_compact): New decl.
7086 (print_rtx_function): Add param "compact" and use it to set
7087 flag_compact, adding a description of the effect to the leading
7088 comment, and updating the example output.
7089 * print-rtl.c (flag_compact): New variable.
7090 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
7092 (print_rtx_operand_code_i): When printing source locations, wrap
7093 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
7094 (print_rtx_operand_code_r): Don't print regnos for hard regs and
7095 virtuals in compact mode.
7096 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
7097 apart from in LABEL_REFs.
7098 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
7099 Don't print basic block ids in compact mode.
7100 (print_rtx): In compact mode, prefix the code of insns with "c",
7101 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
7102 * print-rtl.h (print_rtx_function): Add "compact" param.
7104 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7106 * arm.h (TARGET_VFP): Delete.
7107 (TARGET_VFPD32): Remove references to TARGET_VFP.
7108 (TARGET_VFP3, TARGET_VFP5): Likewise.
7109 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
7110 (TARGET_NEON_FP16): Likewise.
7111 (TARGET_FMA): Likewise.
7112 (TARGET_CRYPTO): Likewise.
7113 (TARGET_NEON): Likewise.
7114 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
7115 (FUNCTION_ARG_REGNO_P): Likewise.
7116 * arm.c (arm_option_check_internal): Likewise.
7117 (arm_option_override): Likewise.
7118 (use_return_insn): Likewise.
7119 (arm_function_value_regno_p): Likewise.
7120 (arm_apply_result_size): Likewise.
7121 (use_vfp_abi): Likewise.
7122 (arm_legitimate_address_outer_p): Likewise.
7123 (thumb2_legitimate_address_p): Likewise.
7124 (arm_legitimate_index_p): Likewise.
7125 (thumb2_legitimate_index_p): Likewise.
7126 (arm_legitimate_address): Likewise.
7127 (arm_get_vfp_saved_size): Likewise.
7128 (arm_emit_vfp_multi_reg_pop): Likewise.
7129 (arm_get_frame_offsets): Likewise.
7130 (arm_save_coproc_regs): Likewise.
7131 (arm_hard_regno_mode_ok): Likewise.
7132 (arm_expand_epilogue_apcs_frame): Likewise.
7133 (arm_expand_epilogue): Likewise.
7134 (arm_file_start): Likewise.
7135 (arm_conditional_register_usage): Likewise.
7136 (arm_validize_comparison): Use vfp_compare_operand directly.
7137 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
7138 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
7140 (arm_atomic_assign_expand_fenv): Likewise.
7141 * arm.md (divsf3): Likewise.
7142 (arm_negsi2): Likewise.
7144 (arm_movdi): Likewise.
7145 (arm_movt): Likewise.
7146 (cbranchsf4): Change predicate to vfp_compare_operand.
7147 (cbranchdf4): Change predicate to vfp_compare_operand.
7148 (cstorehf4): Change predicate to vfp_compare_operand.
7149 (cstoresf4): Change predicate to vfp_compare_operand.
7150 (cstoredf4): Change predicate to vfp_compare_operand.
7151 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
7152 (movhi_insn_arch4, movhi_bytes): Likewise.
7153 * constraints.md (Dt): Likewise.
7155 * iterators.md (SDF): Likewise.
7156 * predicates.md (arm_float_compare_operand): Delete.
7157 (const_double_vcvt_power_of_two_reciprocal): Remove references to
7159 (const_double_vcvt_power_of_two): Likewise.
7160 * thumb2.md thumb2_movsi_insn): Likewise.
7161 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
7162 (movhf_vfp): Likewise.
7163 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
7164 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
7165 (movsf_vfp, thumb2_movsf_vfp): Likewise.
7166 (movdf_vfp, thumb2_movdf_vfp): Likewise.
7167 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
7168 (subsf3_vfp, divsf3_vfp): Likewise.
7169 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
7170 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
7171 (mulsf3negsfsubsf_vfp): Likewise.
7172 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
7173 (floatunssisf2, sqrtsf2_vfp): Likewise.
7174 (movcc_vfp): Likewise.
7175 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
7176 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
7177 (push_multi_vfp): Likewise.
7178 (set_fpscr, get_fpscr): Likewise.
7179 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
7181 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7183 * arm.h (TARGET_VFP): Unconditionally define to 1.
7184 (arm_fpu_desc): Remove 'model' field.
7185 (TARGET_FPU_MODEL): Delete.
7186 * arm.c (all_fpus): Don't initialize the model field.
7187 (arm_can_inline_p): Don't check the FPU model.
7188 * arm-fpus.def: Remove redundant model field from all FPU
7191 2016-10-13 Richard Biener <rguenther@suse.de>
7194 * genmatch.c (struct capture): Add value_match member.
7195 (commutate): Preserve value_match.
7196 (lower_opt_convert): Likewise.
7197 (lower_cond): Likewise.
7198 (replace_id): Likewise.
7199 (struct dt_operand): Add value_match member.
7200 (decision_tree::cmp_node): Compare it.
7201 (decision_tree::insert_operand): Honor it when finding and
7202 when appending a DT_MATCH.
7203 (dt_operand::gen_match_op): Generate a type check after
7204 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
7205 (parser::get_internal_capture_id): New helper.
7206 (parser::finish_match_operand): New function lowering @@<id>.
7207 (parser::parse_capture): Parse @@<id> as value-match.
7208 (parser::parse_expr): Use get_internal_capture_id.
7209 (parser::parse_simplify): Call finish_match_operand.
7210 (walk_captures): New helper.
7211 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
7213 ((X /[ex] A) * A -> X): Likewise.
7214 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
7215 convert[12] and value-matching.
7216 ((A | B) & (A | C) -> A | (B & C)): Likewise.
7217 ((X | Y) | Y -> X | Y): Likewise.
7218 ((X ^ Y) ^ Y -> X): Likewise.
7219 (A - (A & B) -> ~B & A): Likewise.
7220 ((T)(P + A) - (T)P -> (T) A): Likewise.
7221 ((T)P - (T)(P + A) -> -(T) A): Likewise.
7222 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
7223 * doc/match-and-simplify.texi: Amend capture section.
7225 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
7227 * config/arc/arc.md (umul_600): Remove predicated variant.
7228 (umul64_600): Likewise.
7230 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
7232 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
7234 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7236 * tree-vect-loop.c (loop_niters_no_overflow): New func.
7237 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
7238 no-overflow information to vect_do_peeling_for_loop_bound and
7239 vect_gen_vector_loop_niters.
7241 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7243 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
7246 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7248 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
7249 adjust_vec automatically.
7250 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
7251 param exit_bb to guard_to.
7252 (slpeel_checking_verify_cfg_after_peeling):
7253 (set_prologue_iterations):
7254 (create_lcssa_for_virtual_phi): New func which is factored out from
7255 slpeel_tree_peel_loop_to_edge.
7256 (slpeel_tree_peel_loop_to_edge):
7257 (iv_phi_p): New func.
7258 (vect_can_advance_ivs_p): Call iv_phi_p.
7259 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
7260 new gimple stmts in basic block.
7261 (vect_gen_niters_for_prolog_loop): Rename to...
7262 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
7263 adjust implementation.
7264 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
7265 sizetype if necessary.
7266 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
7267 it to external function.
7268 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
7269 (vect_gen_vector_loop_niters_mult_vf): New.
7270 (slpeel_update_phi_nodes_for_loops): New.
7271 (slpeel_update_phi_nodes_for_guard1): Reimplement.
7272 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
7273 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
7274 * tree-vect-loop.c (vect_build_loop_niters): Move to file
7275 tree-vect-loop-manip.c
7276 (vect_generate_tmps_on_preheader): Delete.
7277 (vect_transform_loop): Rename vectorization_factor to vf. Call
7278 vect_do_peeling instead of vect_do_peeling-* functions.
7279 * tree-vectorizer.h (vect_do_peeling): New decl.
7280 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
7281 (vect_do_peeling_for_loop_bound): Delete.
7282 (vect_do_peeling_for_alignment): Delete.
7284 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7286 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
7287 duplicated loop after its preheader and after the original loop.
7289 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7291 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
7292 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
7294 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7296 * tree-vect-loop.c (vectorizable_live_operation): Support handling
7297 for live variable outside loop but not in lcssa form.
7299 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7301 * cfg.c (reset_original_copy_tables): New func.
7302 * cfg.h (reset_original_copy_tables): New decl.
7304 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7307 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
7309 * varasm.c (default_binds_local_p_3): Formatting fix.
7311 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7313 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
7315 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
7316 Remove useless code.
7318 2016-10-13 Martin Liska <mliska@suse.cz>
7320 PR tree-optimization/77943
7321 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
7322 a different EH landing pads.
7324 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7327 * hooks.h (hook_tree_void_null): Declare.
7328 * hooks.c (hook_tree_void_null): New function.
7329 * langhooks.c (lhd_return_null_tree_v): Remove.
7330 * langhooks-def.h (lhd_return_null_tree_v): Remove.
7331 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
7332 set y to const0_rtx.
7333 * function.c (stack_protect_epilogue): Likewise.
7334 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
7335 if TARGET_THREAD_SSP_OFFSET is defined.
7336 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7337 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7338 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7339 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7340 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7341 (ix86_stack_protect_guard): New function.
7343 2016-10-13 Richard Biener <rguenther@suse.de>
7345 * dwarf2out.c (tree_add_const_value_attribute): Do not try
7346 rtl_for_decl_init during early phase.
7347 (gen_variable_die): Do not create locations during early phase.
7348 (gen_label_die): Likewise.
7349 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
7352 2016-10-12 Richard Biener <rguenther@suse.de>
7354 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
7355 try_add_new_range and made to eturn new range.
7356 (evrp_dom_walker::before_dom_children): Push op1 value range before
7357 pushing op0 value range.
7359 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7361 PR tree-optimization/77937
7362 * gimple-ssa-strength-reduction.c (analyze_increments): Use
7363 POINTER_TYPE_P on the candidate type to determine whether
7364 candidates in this chain require pointer arithmetic.
7366 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
7368 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
7369 correction if the type is smaller than a word.
7370 (visium_select_cc_mode): Add ... fall through ... comment.
7372 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7374 * config/rs6000/rs6000.c (machine_function): Add new fields
7375 gpr_is_wrapped_separately and lr_is_wrapped_separately.
7376 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
7377 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
7378 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
7379 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
7380 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
7381 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
7382 (rs6000_get_separate_components): New function.
7383 (rs6000_components_for_bb): New function.
7384 (rs6000_disqualify_components): New function.
7385 (rs6000_emit_prologue_components): New function.
7386 (rs6000_emit_epilogue_components): New function.
7387 (rs6000_set_handled_components): New function.
7388 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
7389 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
7390 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
7391 (rs6000_emit_epilogue): Don't emit GPR restores if
7392 gpr_is_wrapped_separately for that register. Don't make a
7393 REG_CFA_RESTORE note for registers we did not restore, either.
7395 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7397 * function.c (thread_prologue_and_epilogue_insns): Call
7398 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
7399 if it has possibly changed. Compute the split_prologue_seq and
7400 epilogue_seq later, too.
7401 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
7402 (dump_components): New function.
7403 (struct sw): New struct.
7405 (init_separate_shrink_wrap): New function.
7406 (fini_separate_shrink_wrap): New function.
7407 (place_prologue_for_one_component): New function.
7408 (spread_components): New function.
7409 (disqualify_problematic_components): New function.
7410 (emit_common_heads_for_components): New function.
7411 (emit_common_tails_for_components): New function.
7412 (insert_prologue_epilogue_for_components): New function.
7413 (try_shrink_wrapping_separate): New function.
7414 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
7416 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7418 * regrename.c (build_def_use): Invalidate chains that have a
7419 REG_CFA_RESTORE on some instruction.
7421 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7423 * dce.c (delete_unmarked_insns): Don't delete instructions with
7424 a REG_CFA_RESTORE note.
7426 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7428 * common.opt (-fshrink-wrap-separate): New flag.
7429 * doc/invoke.texi: Document it.
7430 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
7431 * doc/tm.texi: Regenerate.
7432 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
7433 * target.def (shrink_wrap): New hook vector.
7434 (get_separate_components, components_for_bb, disqualify_components,
7435 emit_prologue_components, emit_epilogue_components,
7436 set_handled_components): New hooks.
7438 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7440 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
7441 vector return by reference only if -Wpsabi.
7442 (rs6000_pass_by_reference): Similarly, for argument passing.
7444 2016-10-12 David Malcolm <dmalcolm@redhat.com>
7446 * function-tests.c: Include "print-rtl.h".
7447 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
7448 function, and verify what is dumped.
7449 * print-rtl-function.c (print_edge): New function.
7450 (begin_any_block): New function.
7451 (end_any_block): New function.
7452 (can_have_basic_block_p): New function.
7453 (print_rtx_function): Track the basic blocks of insns in the
7454 chain, wrapping those that are within blocks within "(block)"
7455 directives. Remove the "(cfg)" directive.
7457 2016-10-12 David Malcolm <dmalcolm@redhat.com>
7459 * selftest.c (selftest::read_file): New function.
7460 (selftest::test_read_file): New function.
7461 (selftest::selftest_c_tests): Call test_read_file.
7462 * selftest.h (selftest::read_file): New decl.
7464 2016-10-12 Richard Biener <rguenther@suse.de>
7467 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
7470 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
7472 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
7474 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
7475 dwarf2out_assembly_start.
7477 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
7479 * Makefile.in (SELFTEST_FLAGS): New variable.
7480 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
7482 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
7485 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
7487 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
7488 dumped in RTL dumps.
7490 2016-10-12 Martin Liska <mliska@suse.cz>
7492 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
7493 (gimple_fold_builtin_memory_op): Use the function.
7494 (gimple_fold_builtin_strchr): Likewise.
7495 (gimple_fold_builtin_strcat): Likewise.
7496 (gimple_build): Likewise.
7498 2016-10-12 Nathan Sidwell <nathan@acm.org>
7500 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
7502 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
7504 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
7505 equivalent 32-bit constant (modulo 2**32) when that yields
7506 smaller instructions.
7507 (size_of_int_loc_descriptor): Update accordingly.
7509 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
7511 * dwarf2out.c (dwarf2out_early_global_decl): For nested
7512 functions, call dwarf2out_decl on the parent function first.
7514 2016-10-12 Richard Biener <rguenther@suse.de>
7516 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
7519 2016-10-12 Richard Biener <rguenther@suse.de>
7521 * tree-ssa-propagate.c
7522 (substitute_and_fold_dom_walker::before_dom_children): Do not
7523 ignore ASSERT_EXPRs but only preserve them.
7524 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
7525 that have been propagated into.
7526 (vrp_finalize): Enable DCE for substitute_and_fold.
7528 2016-10-12 Richard Biener <rguenther@suse.de>
7530 PR tree-optimization/77920
7531 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
7532 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
7533 (simplify_abs_using_ranges): Likewise.
7534 (simplify_conversion_using_ranges): Likewise.
7535 (simplify_stmt_using_ranges): Adjust.
7537 2016-10-12 Jakub Jelinek <jakub@redhat.com>
7539 PR tree-optimization/77929
7540 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
7541 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
7543 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7546 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
7547 needs a base register for arg 1.
7549 2016-10-12 Jakub Jelinek <jakub@redhat.com>
7551 * common.opt (Wimplicit-fallthrough) Turn into alias to
7552 -Wimplicit-fallthrough=3. Remove EnabledBy.
7553 (Wimplicit-fallthrough=): New option.
7554 * gimplify.c (warn_implicit_fallthrough_r): Use
7555 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
7556 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
7557 to -Wimplicit-fallthrough=3.
7558 (-Wimplicit-fallthrough=): Document.
7560 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7562 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
7563 and GEU in DImode if TARGET_SUBXC.
7564 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
7565 (seqdi<W:mode>_zero_subxc): Delete.
7566 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
7567 (neg_seqdi<W:mode>_zero_vis3): Delete.
7568 (plus_seqdi<W:mode>_zero): Likewise.
7569 (minus_seqdi<W:mode>_zero): Likewise.
7570 (plus_plus_sltu<W:mode>): Accept only register.
7571 (addx<W:mode>): Likewise.
7572 (plus_sltu<W:mode>_vis3): Likewise.
7573 (plus_plus_sltu<W:mode>_vis3): Likewise.
7574 (neg_sgeu<W:mode>_vis3): Delete.
7575 (minus_sgeu<W:mode>_vis3): Likewise.
7576 (addxc<W:mode>): Accept only registers.
7577 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
7578 (minus_neg_sltu<W:mode>_subxc): Accept only register.
7579 (neg_plus_sltu<W:mode>_subxc): Likewise.
7580 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
7581 (minus_minus_sltu<W:mode>_subxc): Accept only register.
7582 (sgeu<W:mode>_insn_subxc): Delete.
7583 (plus_sgeu<W:mode>_subxc): Likewise.
7584 (subxc<W:mode>): Accept only register.
7585 (scc splitter): Split always GEU again.
7587 2016-10-11 Jeff Law <law@redhat.com>
7589 PR tree-optimization/77424
7590 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
7591 dead conditionals. Assert that all e->aux fields are NULL.
7593 2016-10-11 David Malcolm <dmalcolm@redhat.com>
7595 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
7596 operand-printing "switch" statement into...
7597 (print_rtx_operand_code_0): ...this new function, ...
7598 (print_rtx_operand_code_e): ...this new function, ...
7599 (print_rtx_operand_codes_E_and_V): ...this new function, ...
7600 (print_rtx_operand_code_i): ...this new function, ...
7601 (print_rtx_operand_code_r): ...this new function, ...
7602 (print_rtx_operand_code_u): ...this new function, ...
7603 (print_rtx_operand): ...and this new function.
7605 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
7607 * config/alpha/alpha-passes.def: New file.
7608 * config/alpha/t-alpha: New file.
7609 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
7610 (make_pass_handle_trap_shadows): New prototype.
7611 (make_pass_align_insns): Ditto.
7612 * config/alpha/alpha.c (alpha_option_override): Don't register
7614 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
7616 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7619 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
7620 distinct __ibm128 IBM extended double type if long doubles are
7621 128-bits and the default format for long double is IEEE 128-bit.
7623 2016-10-11 Richard Biener <rguenther@suse.de>
7625 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
7626 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
7627 (verify_die): New function.
7628 (dwarf2out_finish): Call it.
7629 (output_line_info): Handle case of -gsplit-dwarf without
7630 DWARF2_ASM_LINE_DEBUG_INFO.
7632 2016-10-11 Richard Biener <rguenther@suse.de>
7635 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
7636 sub-chains of BLOCK_VARS and gimple_bind_vars.
7638 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7640 * config/i386/znver1.md : Fix imov/imovx load type reservations.
7642 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7644 * config/sparc/sparc.opt (msubxc): New option.
7645 * doc/invoke.texi (SPARC options): Document it and tidy up.
7646 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
7647 * doc/tm.texi: Regenerate.
7648 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
7650 (CCX_NOOV): Rename into...
7654 * config/sparc/predicates.m (fcc_register_operand): Simplify.
7655 (fcc0_register_operand): Likewise.
7656 (icc_register_operand): New.
7657 (icc_or_fcc_register_operand): Simplify.
7658 (nz_comparison_operator): New.
7659 (c_comparison_operator): Likewise.
7660 (noov_compare_operator): Rename into...
7661 (icc_comparison_operator): ...this. Use above predicates.
7662 (noov_compare64_operator): Rename into...
7663 (v9_comparison_operator): ...this and tidy up.
7664 (fcc_comparison_operator): New.
7665 (icc_or_fcc_comparison_operator): Likewise.
7666 (v9_register_compare_operator): Rename info...
7667 (v9_register_comparison_operator): ...this.
7668 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
7669 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
7671 (sparc_fixed_condition_code_regs): New function.
7672 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
7673 renaming and add support for CCC/CCXC.
7674 (output_cbranch): Likewise.
7675 (sparc_print_operand): Likewise.
7676 (gen_v9_scc): Remove obsolete assertion.
7677 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
7678 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
7679 (output_cbcond): Remove bogus handling of CC modes.
7680 (sparc_register_move_cost): Return 100 for NO_REGS.
7681 * config/sparc/sparc.md (W): New mode iterator.
7682 (length): Adjust for noov_compare64_operator renaming.
7683 (cmpsi_sne): New instruction.
7684 (cmpdi_sne): Likewise.
7685 (seqdi_special): Delete.
7686 (seqdi_special): Likewise.
7687 (snesi<P:mode>_special): Likewise.
7688 (snedi_special): Likewise.
7689 (snedi_special_vis3): Likewise.
7690 (snesi patterns): Use W iterator.
7691 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
7692 (sltu patterns): Likewise.
7693 (sgeu patterns): Likewise.
7694 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
7695 (normal_branch): Use icc_comparison_operator predicate.
7696 (inverted_branch): Likewise.
7697 (cbcond_sp32): Use comparison_operator predicate.
7698 (cbcond_sp64): Likewise.
7699 (normal_int_branch_sp64): Adjust for renaming
7700 (inverted_int_branch_sp64): Likewise.
7701 (mov<I:mode>_cc_reg_sp64): Likewise.
7702 (movsf_cc_reg_sp6): Likewise.
7703 (movdf_cc_reg_sp64): Likewise.
7704 (movtf_cc_reg_hq_sp64): Likewise.
7705 (movtf_cc_reg_sp64): Likewise.
7706 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
7707 (movsf_cc_v9): Likewise.
7708 (movdf_cc_v9): Likewise.
7709 (movtf_cc_hq_v9): Likewise.
7710 (movtf_cc_v9): Likewise.
7711 (adddi3): Call gen_adddi3_sp32.
7712 (adddi3_insn_sp32): Rename to...
7713 (adddi3_sp32): ...this. Accept only register_operand as operand #1
7714 and use CCCmode for the carry.
7715 (addx_extend_sp32): Use CCCmode for the carry.
7716 (addx_extend_sp64): Delete.
7717 (adddi3_extend_sp32): Use CCCmode for the carry.
7718 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
7719 (subdi3): Call gen_subdi3_sp32.
7720 (subdi3_insn_sp32): Rename to...
7721 (subdi3_sp32): ...this and use CCmode for the carry.
7722 (subx_extend_sp32): Use CCCmode for the carry.
7723 (subx_extend_sp64): Delete.
7724 (subdi3_extend_sp32): Use CCmode for the carry.
7725 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
7726 (negdi3): Call gen_negdi3_sp32.
7727 (negdi3_sp32): Use CCCmode for the carry.
7728 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
7729 (cmp_nz_ashift_1): Use CCNZ mode.
7730 (cmp_nz_set_ashift_1): Likewise.
7731 (ctrapsi4): Use comparison_operator predicate.
7732 (ctrapdi4): Likewise.
7733 (trapsi_insn): Use icc_comparison_operator predicate.
7734 (trapdi_insn): Likewise.
7735 (edge8 patterns): Use CCNZmode.
7736 (edge16 patterns): Likewise.
7737 (edge32 patterns): Likewise.
7739 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7741 * config/visium/visium-modes.def (CC_NOOV): Rename into...
7743 (CC_BTST): Rename into...
7745 * config/visium/predicates.md (real_add_operand): New.
7746 (visium_btst_operator): Rename into...
7747 (visium_equality_comparison_operator): ...this.
7748 (visium_noov_operator): Rename into...
7749 (visium_nz_comparison_operator): ...this.
7750 (visium_c_comparison_operator): New.
7751 (visium_branch_operator): Adjust and deal with all CC modes.
7752 * config/visium/visium.c (visium_adjust_cost): Adjust.
7753 (visium_split_double_add): Use the *_set_carry patterns.
7754 (visium_select_cc_mode): Add support for CCC mode and adjust.
7755 (output_cbranch): Adjust and use the carry-based operators for
7756 floating-point comparisons.
7757 * config/visium/visium.md (flags_subst_arith): Adjust.
7758 (addsi3_insn_set_carry): New instruction.
7759 (subsi3_insn_set_carry): Likewise.
7760 (negsi2_insn_set_carry): Likewise.
7762 (cmp<mode>_sne): Likewise.
7763 (cbranch<mode>4): Use ordered_comparison_operator.
7764 (cbranch<mode>4_insn): Likewise.
7765 (cbranchsi4_btst_insn): Adjust.
7767 2016-10-11 Tom de Vries <tom@codesourcery.com>
7770 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
7773 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7775 * tree.h (build_complex_type): Add second parameter with default.
7776 * tree.c (build_complex_type): Add NAMED second parameter and adjust
7777 recursive call. Create a TYPE_DECL only if NAMED is true.
7778 (build_common_tree_nodes): Pass true in calls to build_complex_type.
7780 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
7782 New avr-passes.def to register AVR specific passes.
7784 * config/avr/avr-passes.def: New file.
7785 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
7786 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
7787 (make_avr_pass_recompute_note): New proto.
7788 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
7789 (avr_pass_recompute_notes): Use anonymous namespace.
7790 (avr_register_passes): Remove function...
7791 (avr_option_override): ...and its call.
7793 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
7795 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
7796 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
7797 PTF_AVOID_BRANCHLIKELY_SPEED for others.
7798 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
7800 * config/mips/mips.c (mips_option_override): Enable the branch
7801 likely depending on the tune flags and optimization level.
7802 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
7803 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
7804 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
7805 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
7807 2016-10-11 Richard Biener <rguenther@suse.de>
7809 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
7810 (output_function): Properly stream the whole block tree.
7811 * lto-streamer-in.c (input_function): Likewise.
7813 2016-10-11 Marek Polacek <polacek@redhat.com>
7815 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
7817 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
7819 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
7820 (evrp_dom_walker::before_dom_children): Infer and push new value
7821 ranges for x in y < x.
7823 2016-10-10 Joseph Myers <joseph@codesourcery.com>
7826 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
7827 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
7828 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
7829 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
7830 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
7831 (IA64_NO_LIBGCC_TFMODE): Likewise.
7833 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
7835 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
7838 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
7840 * config.gcc: Add aarch64-*-freebsd* support.
7841 * config.host: Likewise.
7842 * config/aarch64/aarch64-freebsd.h: New file.
7843 * config/aarch64/t-aarch64-freebsd: Ditto.
7845 2016-10-10 Jeff Law <law@redhat.com>
7847 PR tree-optimization/71947
7848 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
7849 B with A within a single statement.
7851 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7853 PR tree-optimization/77824
7854 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
7855 zero cost for copies.
7856 (find_candidates_dom_walker::before_dom_children): Replace
7857 MODIFY_EXPR with SSA_NAME.
7858 (replace_mult_candidate): Likewise.
7859 (replace_profitable_candidates): Likewise.
7861 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7863 * config/s390/s390.h: Wrap more macros args in brackets and fix
7865 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
7867 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
7869 2016-10-10 Andreas Schwab <schwab@suse.de>
7872 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
7873 pseudo is not DImode.
7875 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
7877 * common/config/arc/arc-common.c (arc_option_optimization_table):
7878 Remove compact casesi option.
7879 * config/arc/arc.c (arc_override_options): Use compact casesi
7880 option only for pre-ARCv2 cores.
7881 * doc/invoke.texi (mcompact-casesi): Update text.
7883 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7885 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
7886 Add macro to say we can efficiently handle overlapping unaligned
7888 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
7889 poor code for processors older than p8.
7891 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
7893 * gen-pass-instances.awk: Remove GNUism.
7895 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7897 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
7898 NULL of (*ipcp_transformations)][node->uid].
7900 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
7902 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
7903 (MALLOC_ABI_ALIGNMENT): Define.
7905 2016-10-09 Jakub Jelinek <jakub@redhat.com>
7907 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
7908 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
7909 VAR_OR_FUNCTION_DECL_P macros.
7910 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
7911 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
7912 chkp_find_bounds_1): Likewise.
7913 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
7914 * hsa-gen.c (get_symbol_for_decl): Likewise.
7915 * cgraphunit.c (check_global_declaration, analyze_functions,
7916 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
7918 * gimple-fold.c (can_refer_decl_in_current_unit_p,
7919 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
7921 * tree.c (set_decl_section_name, copy_node_stat,
7922 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
7923 merge_dllimport_decl_attributes, handle_dll_attribute,
7924 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
7925 verify_type): Likewise.
7926 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
7927 find_explicit_erroneous_behavior): Likewise.
7928 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
7929 * ipa.c (process_references): Likewise.
7930 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
7931 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
7932 notice_global_symbol, assemble_variable, mark_decl_referenced,
7933 build_constant_desc, output_constant_def_contents, do_assemble_alias,
7934 make_decl_one_only, default_section_type_flags,
7935 categorize_decl_for_section, default_encode_section_info): Likewise.
7936 * trans-mem.c (requires_barrier): Likewise.
7937 * gimple-expr.c (mark_addressable): Likewise.
7938 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
7939 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
7940 expand_debug_expr): Likewise.
7941 * tree-dump.c (dequeue_and_dump): Likewise.
7942 * ubsan.c (instrument_bool_enum_load): Likewise.
7943 * tree-pretty-print.c (print_declaration): Likewise.
7944 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
7945 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
7946 * asan.c (asan_protect_global, instrument_derefs): Likewise.
7947 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
7948 pass_build_ssa::execute): Likewise.
7949 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
7950 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
7952 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
7954 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
7955 can_be_nonlocal, remap_decls, copy_debug_stmt,
7956 initialize_inlined_parameters, add_local_variables,
7957 reset_debug_binding, replace_locals_op): Likewise.
7958 * dse.c (can_escape): Likewise.
7959 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
7961 * tree-diagnostic.c (default_tree_printer): Likewise.
7962 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
7963 unpack_ts_decl_with_vis_value_fields,
7964 lto_input_ts_decl_common_tree_pointers): Likewise.
7965 * builtins.c (builtin_save_expr, fold_builtin_expect,
7966 readonly_data_expr): Likewise.
7967 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
7968 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
7970 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
7971 * gimplify.c (force_constant_size, gimplify_bind_expr,
7972 gimplify_decl_expr, gimplify_var_or_parm_decl,
7973 gimplify_compound_lval, gimplify_init_constructor,
7974 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
7975 gimplify_type_sizes): Likewise.
7976 * cgraphbuild.c (record_reference, record_type_list, mark_address,
7977 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
7978 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
7979 remove_unused_locals): Likewise.
7980 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
7981 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
7982 * function.c (instantiate_expr, instantiate_decls_1,
7983 setjmp_vars_warning, add_local_decl): Likewise.
7984 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
7986 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
7987 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
7988 optimize_va_list_gpr_fpr_size): Likewise.
7989 * tree-nrv.c (pass_nrv::execute): Likewise.
7990 * tsan.c (instrument_expr): Likewise.
7991 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
7992 * vtable-verify.c (verify_bb_vtables): Likewise.
7993 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
7994 get_ref_base_and_extent): Likewise.
7995 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
7997 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
7998 analyze_all_variable_accesses): Likewise.
7999 * tree-nested.c (get_nonlocal_debug_decl,
8000 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
8001 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
8002 get_local_debug_decl, convert_local_omp_clauses,
8003 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
8005 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
8006 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
8007 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
8008 dbxout_symbol, dbxout_common_check): Likewise.
8009 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
8010 string_constant): Likewise.
8011 * hsa.c (hsa_get_declaration_name): Likewise.
8012 * passes.c (rest_of_decl_compilation): Likewise.
8013 * tree-ssanames.c (make_ssa_name_fn): Likewise.
8014 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
8015 pack_ts_decl_with_vis_value_fields,
8016 write_ts_decl_common_tree_pointers): Likewise.
8017 * stor-layout.c (place_field): Likewise.
8018 * symtab.c (symtab_node::maybe_create_reference,
8019 symtab_node::verify_base, symtab_node::make_decl_local,
8020 symtab_node::copy_visibility_from,
8021 symtab_node::can_increase_alignment_p): Likewise.
8022 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
8023 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
8024 fortran_common, add_location_or_const_value_attribute,
8025 add_scalar_info, add_linkage_name, set_block_abstract_flags,
8026 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
8027 optimize_one_addr_into_implicit_ptr,
8028 optimize_location_into_implicit_ptr): Likewise.
8029 * gimple-low.c (record_vars_into): Likewise.
8030 * ipa-visibility.c (update_vtable_references): Likewise.
8031 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
8033 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
8034 DFS::DFS_write_tree_body, write_symbol): Likewise.
8035 * langhooks.c (lhd_warn_unused_global_decl,
8036 lhd_set_decl_assembler_name): Likewise.
8037 * attribs.c (decl_attributes): Likewise.
8038 * except.c (output_ttype): Likewise.
8039 * varpool.c (varpool_node::get_create, ctor_for_folding,
8040 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
8041 * fold-const.c (fold_unary_loc): Likewise.
8042 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
8043 ipa_find_agg_cst_from_init): Likewise.
8044 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
8045 expand_omp_target, lower_omp_regimplify_p,
8046 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
8047 find_link_var_op): Likewise.
8048 * tree-chrec.c (chrec_contains_symbols): Likewise.
8049 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
8050 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
8051 execute_fixup_cfg): Likewise.
8053 PR tree-optimization/77901
8054 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
8055 if ranges[i].exp is SSA_NAME when looking for >= and only when
8056 ranges[i].exp is NULL or SSA_NAME when looking for the other
8059 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8061 * ipa-cp.c (ipcp_alignment_lattice): Remove.
8062 (ipcp_param_lattices): Remove field alignment.
8063 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
8064 (set_all_contains_variable): Remove call to
8065 ipcp_alignment_lattice::set_to_bottom.
8066 (initialize_node_lattices): Likewise.
8067 (propagate_alignment_accross_jump_function): Remove.
8068 (propagate_constants_accross_call): Remove call to
8069 propagate_alignment_accross_jump_function.
8070 (ipcp_store_alignment_results): Remove.
8071 (ipcp_driver): Remove call to ipcp_store_alignment_results.
8072 (propagate_bits_accross_jump_function): Handle ancestor jump function.
8073 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
8074 pretty-printing of alignment jump function.
8075 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
8076 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
8077 alignments and remove computing ipa_alignment jump function.
8078 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
8079 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
8080 (ipa_read_jump_function): Remove reading of ipa_alignment.
8081 (write_ipcp_transformation_info): Remove streaming for alignment
8082 propagation summary.
8083 (read_ipcp_transformation_info): Remove reading of alignment
8084 propagation summary.
8085 (ipcp_update_alignments): Remove.
8086 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
8088 (ipcp_transform_function): Remove call to ipcp_update_alignments()
8089 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
8090 * ipa-prop.h (ipa_alignment): Remove.
8091 (ipa_jump_func): Remove field alignment.
8092 (ipcp_transformation_summary): Remove field alignments.
8093 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
8094 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
8095 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
8097 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
8099 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
8101 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
8103 (visium_expand_fp_cstore): Likewise.
8105 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8107 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
8108 * diagnostic.c (warning_at_rich_loc_n): New function.
8109 (diagnostic_n_impl_richloc): Likewise.
8110 (diagnostic_n_impl): Move most of the function to
8111 diagnostic_n_impl_richloc and call it.
8113 2016-10-08 Jakub Jelinek <jakub@redhat.com>
8115 * gen-pass-instances.awk: Rewritten.
8116 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
8117 $(PASSES_EXTRA) after passes.def to the script.
8118 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
8119 * config/i386/i386-passes.def: New file.
8120 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
8121 make_pass_stv): Declare.
8122 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
8124 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
8126 (pass_stv::clone, pass_stv::set_pass_param): New methods.
8127 (pass_stv::timode_p): New non-static data member.
8128 (ix86_option_override): Don't register passes here.
8130 * doc/invoke.texi: Document accepting Else, fallthrough.
8132 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
8135 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
8136 FALLTHRU comment styles.
8138 2016-10-07 Andrew Pinski <apinski@cavium.com>
8140 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
8141 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
8142 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
8144 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
8146 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
8148 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
8149 (AARCH64_ARCH): Likewise.
8150 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
8152 (AARCH64_CORE): Likewise.
8153 (AARCH64_ARCH): Likewise.
8154 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
8155 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8156 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
8157 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8158 (AARCH64_ARCH): Likewise.
8159 (AARCH64_CORE): Likewise.
8160 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
8161 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
8162 (AARCH64_CORE): Likewise.
8163 (AARCH64_ARCH): Likewise.
8165 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
8167 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
8168 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
8169 floating point type infrastructre, and -mfloat128 that enables the
8170 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
8171 if -mfloat128-type. Define __ibm128 to be long double by default.
8172 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
8173 the IEEE 128-bit floating point type infrastructure should
8174 automatically be enabled.
8175 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
8176 instead of -mfloat128 to enable KFmode.
8177 (rs6000_option_override_internal): Split the option -mfloat128
8178 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
8179 systems, automatically set -mfloat128-type, but don't enable it on
8180 other operating systems. Move setting the long double size and
8181 IEEE quad support before the IEEE 128-bit floating point changes.
8182 (rs6000_init_builtins): Do not create a unique type for __ibm128
8183 if long double is IBM extended double, instead rely on __ibm128
8184 being defined as 'long double'. If -mfloat128-type and not
8185 -mfloat128, create the KFmode type with an undocumented __ieee128
8187 (rs6000_init_libfuncs): Use -mfloat128-type instead of
8188 -mfloat128 for tests about the types, but keep tests for
8189 -mfloat128 to enable the keyword support.
8190 (rs6000_complex_function_value): Likewise.
8191 (rs6000_scalar_mode_supported_p): Likewise.
8192 (rs6000_floatn_mode): Likewise.
8193 (rs6000_c_mode_for_suffix): Likewise.
8194 (rs6000_opt_masks): Add -mfloat128-type.
8195 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
8196 -mfloat128-type being split from -mfloat128. Add
8197 -mfloat128-hardware, which was missing.
8198 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
8199 -mfloat128 and -mfloat128-type:
8200 (-mfloat128-type): Likewise.
8201 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
8202 that 64-bit Linux systems with enable -mfloat128-type by default
8204 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
8205 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
8206 -mfloat128-type instead of -mfloat128.
8207 (FLOAT128_2REG_P): Likewise.
8208 (MASK_FLOAT128_TYPE): Likewise.
8209 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8210 (RS6000_BTM_FLOAT128): Likewise.
8211 (TARGET_FLOAT128): Poison old identifiers.
8212 (OPTION_MASK_FLOAT128): Likewise.
8213 (MASK_FLOAT128): Likewise.
8214 * config/rs6000/rs6000.md (FP): Likewise.
8215 (FLOAT128): Likewise.
8216 (fix_trunc<mode>di2): Likewise.
8217 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
8218 (floatdi<mode>2): Likewise.
8219 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
8220 (neg<mode>2, FLOAT128 iterator): Likewise.
8221 (abs<mode>2, FLOAT128 iterator): Likewise.
8222 (ieee_128bit_negative_zero): Likewise.
8223 (ieee_128bit_vsx_neg<mode>2): Likewise.
8224 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
8225 (ieee_128bit_vsx_abs<mode>2): Likewise.
8226 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
8227 (ieee_128bit_vsx_nabs<mode>2): Likewise.
8228 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
8229 (extendiftf2): Likewise.
8230 (extendifkf2): Likewise.
8231 (extendtfkf2): Likewise.
8232 (trunciftf2): Likewise.
8233 (truncifkf2): Likewise.
8234 (trunckftf2): Likewise.
8235 (trunctfif2): Likewise.
8236 (extendkftf2): Likewise.
8237 (trunctfkf2): Likewise.
8239 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8241 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
8242 before merging in bytes to pass down to real_from_target.
8244 2016-10-07 Richard Biener <rguenther@suse.de>
8246 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
8248 (substitute_and_fold_dom_walker::before_dom_children):
8249 Substitute and fold before pass specific folding to avoid
8250 feeding that with SSA names that will be later released.
8251 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
8252 introduced by folding and visited by evaluate_stmt called during
8254 (likely_value): Likewise.
8255 (evaluate_stmt): Likewise.
8256 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
8257 (simplify_div_or_mod_using_ranges): Likewise.
8258 (simplify_min_or_max_using_ranges): Likewise.
8259 (simplify_abs_using_ranges): Likewise.
8260 (simplify_conversion_using_ranges): Likewise.
8261 (simplify_float_conversion_using_ranges): Likewise.
8262 (simplify_stmt_using_ranges): Likewise.
8264 2016-10-07 Marek Polacek <polacek@redhat.com>
8266 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
8267 FALLTHROUGH_LABEL_P here...
8268 (warn_implicit_fallthrough_r): ...not here.
8270 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
8272 PR tree-optimization/77880
8273 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
8276 2016-10-07 Marek Polacek <polacek@redhat.com>
8279 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
8281 2016-10-07 Richard Biener <rguenther@suse.de>
8283 * bitmap.h: Document constraints on bitmap modification while
8286 2016-10-07 Richard Biener <rguenther@suse.de>
8288 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
8289 * bitmap.h (bmp_iter_set): When advancing to the next element
8290 check that we didn't remove the current one.
8291 (bmp_iter_and): Likewise.
8292 (bmp_iter_and_compl): Likewise.
8293 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
8294 we currently iterate on but keep a one-level queue.
8295 * sched-deps.c (remove_from_deps): Do not clear current bit
8296 but keep a one-level queue.
8298 2016-10-07 Jakub Jelinek <jakub@redhat.com>
8300 PR tree-optimization/77664
8301 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
8302 for the other ranges.
8303 (optimize_range_tests_diff): Fix up formatting.
8304 (optimize_range_tests_var_bound): New function.
8305 (optimize_range_tests): Use it.
8307 2016-10-07 Martin Liska <mliska@suse.cz>
8309 * coverage.c (build_gcov_exit_decl): Fix priority what
8310 should be really 99.
8312 2016-10-07 Richard Biener <rguenther@suse.de>
8314 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
8315 vars in gimple_bind_vars but not in BLOCK_VARS.
8317 2016-10-07 Richard Biener <rguenther@suse.de>
8319 PR tree-optimization/77879
8320 * tree-ssa-structalias.c (handle_const_call): Properly handle
8322 (handle_pure_call): Likewise.
8324 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8326 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
8327 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
8330 2016-10-06 Andrew Pinski <apinski@cavium.com>
8332 * config/aarch64/aarch64-cores.def: Add a comment before each
8335 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
8337 PR tree-optimization/77862
8338 * tree-vrp.c (add_equivalence): Use get_value_range so that
8339 num_vr_values is checked before accessing vr_values.
8341 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
8343 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
8346 2016-10-05 Jeff Law <law@redhat.com>
8348 PR tree-optimization/71661
8349 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
8350 removal of a forwarder exposes a new natural loop.
8352 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
8354 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
8355 Introduce ssesuffix variable.
8356 (<mask_codefor><code><mode>3<mask_name>): Ditto.
8357 (*<code><mode>3): Ditto.
8359 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
8361 * postreload.c (reload_cse_simplify): Skip also USE when detecting
8364 2016-10-06 Richard Biener <rguenther@suse.de>
8366 PR tree-optimization/77855
8367 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
8368 instead of removing the current item while iterating over the set
8371 2016-10-06 James Clarke <jrtc27@jrtc27.com>
8372 Eric Botcazou <ebotcazou@adacore.com>
8375 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
8376 (classify_registers): Don't set it
8377 (function_arg_slotno): Don't initialize and test it. Tidy up.
8379 2016-10-06 Richard Biener <rguenther@suse.de>
8381 PR tree-optimization/77839
8382 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
8385 2016-10-06 Martin Liska <mliska@suse.cz>
8387 * gcc.c: Set -fprofile-update=atomic when profiling is
8388 enabled and -pthread is set. Warn when one combines
8389 -pthread and -fprofile-update=single for an app using
8392 2016-10-06 Martin Liska <mliska@suse.cz>
8395 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
8396 * gimple-ssa-strength-reduction.c (slsr_process_cast):
8397 Initialize a pointer to NULL.
8398 (slsr_process_copy): Likewise.
8399 * input.c (location_get_source_line): Likewise.
8400 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
8402 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
8404 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
8405 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
8406 (ix86_handle_option): Deleted handle of OPT_mpcommit.
8407 * config.gcc: Deleted pcommitintrin.h
8408 * config/i386/pcommitintrin.h: Deleted file.
8409 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
8410 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
8412 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
8414 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
8415 (PTA_PCOMMIT): Deleted define.
8416 (ix86_option_override_internal): Deleted handle of option.
8417 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
8418 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
8419 __builtin_ia32_pcommit): Deleted.
8420 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
8421 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
8422 (pcommit): Deleted instruction.
8423 * config/i386/i386.opt: Mention -mpcommit deprecation.
8424 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
8426 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
8429 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
8430 Remove wrong assert.
8431 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
8432 Use <round_constraint> as operand 1 constraint.
8434 2016-10-05 Jakub Jelinek <jakub@redhat.com>
8437 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
8438 (ubsan_instrument_float_cast): And not here.
8441 * ubsan.c (ubsan_ids): New GTY(()) array.
8442 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
8443 instead of static local counters.
8445 2016-10-05 Martin Sebor <msebor@redhat.com>
8448 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
8449 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
8450 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
8451 (default_printf_pointer_format): Define function.
8452 * targhooks.c (linux_printf_pointer_format): Define new function.
8453 * targhooks.h (linux_printf_pointer_format): Declare.
8454 (gnu_libc_printf_pointer_format): Remove declaration.
8456 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8458 * fold-const.c (native_encode_real): Fix logic for selecting offset
8459 to write to when BYTES_BIG_ENDIAN.
8461 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
8463 * builtins.c (fold_builtin_strchr): Remove function.
8464 (fold_builtin_strrchr): Likewise.
8465 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
8466 * gimple-fold.c (target_char_cst_p): New function.
8467 (gimple_fold_builtin_strchr) Add more foldings.
8468 (gimple_fold_builtin): Add index, strrchr, rindex cases.
8470 2016-10-05 Richard Biener <rguenther@suse.de>
8473 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
8474 capture ids in c-exprs.
8476 2016-10-05 Richard Biener <rguenther@suse.de>
8479 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
8480 with types_match for GIMPLE code gen to handle type mismatched
8482 (dt_operand::gen): Adjust.
8483 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
8486 2016-10-05 Richard Biener <rguenther@suse.de>
8488 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
8490 2016-10-05 Richard Biener <rguenther@suse.de>
8493 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
8495 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
8497 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
8498 version check to protect only DW_TAG_imported_module generation.
8500 2016-10-05 Richard Biener <rguenther@suse.de>
8503 * match.pd (min(a,-a) -> -abs(a)): New pattern.
8505 2016-10-04 Ian Lance Taylor <iant@golang.org>
8507 * explow.c (allocate_dynamic_stack_space): Call
8508 do_pending_stack_adjust before handling flag_split_stack.
8510 2016-10-04 David Malcolm <dmalcolm@redhat.com>
8512 * genattrtab.c (make_internal_attr): Supply dummy column number to
8515 * genoutput.c (init_insn_for_nothing): Likewise.
8516 * gensupport.c (add_define_attr): Likewise.
8517 * read-md.c (message_at_1): Print column number.
8518 (fatal_with_file_and_line): Likewise.
8519 (rtx_reader::read_char): Track column numbers.
8520 (rtx_reader::unread_char): Likewise.
8521 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
8522 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
8523 (rtx_reader::handle_file): Initialize m_read_md_colno.
8524 (rtx_reader::get_current_location): Supply column number to
8526 * read-md.h (struct file_location): Add field "colno".
8527 (file_location::file_location): Likewise.
8528 (rtx_reader::get_colno): New accessor.
8529 (rtx_reader::m_read_md_colno): New field.
8530 (rtx_reader::m_last_line_colno): New field.
8532 2016-10-04 Jakub Jelinek <jakub@redhat.com>
8534 * doc/extend.texi (Java Exceptions): Remove.
8535 (java_interface): Remove.
8537 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
8539 PR tree-optimization/77808
8540 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
8541 and addr are different before copying points-to information.
8543 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
8545 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
8546 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
8547 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
8548 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
8550 2016-10-04 Richard Biener <rguenther@suse.de>
8552 PR tree-optimization/77399
8553 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
8554 verify the target can convert.
8556 2016-10-04 Richard Biener <rguenther@suse.de>
8559 * explow.c (plus_constant): Verify the mode of the constant
8560 pool offset before calling plus_constant.
8562 2016-10-04 Richard Biener <rguenther@suse.de>
8565 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
8566 type support, mark with :C.
8567 (X / -X -> -1): Mark with :C.
8569 2016-10-04 Jakub Jelinek <jakub@redhat.com>
8571 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
8572 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
8573 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
8574 * doc/tm.texi: Regenerated.
8575 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
8576 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
8577 * config/darwin.h (JCR_SECTION_NAME): Remove.
8578 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
8579 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
8580 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
8581 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
8582 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
8583 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
8585 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8587 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
8588 between "because" and "param" in dump message in call to fprintf.
8590 2016-10-03 Jeff Law <law@redhat.com>
8592 PR tree-optimization/71550
8593 PR tree-optimization/71403
8594 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
8595 (profitable_jump_thread_path): Also return boolean indicating if
8596 the realized path will create an irreducible loop.
8597 Remove loop depth tests from 71403.
8598 (fsm_find_control_statement_thread_paths): Remove loop depth tests
8599 from 71403. If threading will create an irreducible loop, then
8600 throw away loop iteration and related information.
8602 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
8604 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
8605 -Woverloaded-virtual checks for warning options.
8606 * configure: Regenerate.
8608 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
8610 PR preprocessor/77699
8611 * input.c (maybe_grow): Don't allocate one byte extra headroom.
8612 (get_next_line): Return false on error.
8613 (read_next_line): Removed, use get_next_line instead.
8614 (read_line_num): Don't copy the line.
8615 (location_get_source_line): Don't use static data.
8616 (selftest::test_reading_source_line): Add more test cases.
8618 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8621 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8623 * ifcvt.c (noce_try_avoid_const_materialization): New function.
8624 (noce_process_if_block): Use it.
8626 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
8628 * doc/invoke.texi: Update -Wint-in-bool-context.
8630 2016-10-02 Jakub Jelinek <jakub@redhat.com>
8632 * dwarf2out.c (output_fde, output_call_frame_info,
8633 dwarf2out_do_cfi_startproc, set_indirect_string,
8634 gen_internal_sym, output_die, output_line_info): Use
8635 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
8636 ASM_GENERATE_INTERNAL_LABEL output.
8638 2016-10-01 Richard Biener <rguenther@suse.de>
8641 * genmatch.c (get_operand_type): Add operand position arg
8642 and handle COND_EXPR comparison operand with fixed boolean_type_node.
8643 (expr::gen_transform): Adjust.
8644 (dt_simplify::gen_1): Likewise.
8646 2016-10-01 Jakub Jelinek <jakub@redhat.com>
8648 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
8649 comments. Simplify asserts, remove unnecessary conditions.
8651 (*<code><mode>3): Likewise.
8653 2016-09-30 Jakub Jelinek <jakub@redhat.com>
8655 * doc/invoke.texi (-Wregister): Document.
8657 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
8659 * configure.ac: Split CHECKING_P into CHECKING_P and
8660 ENABLE_EXTRA_CHECKING.
8661 * configure: Regenerated.
8662 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
8663 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
8665 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
8668 * gcc.c (process_command): For @filename handling, output
8669 the correct name if the file does not exist.
8671 2016-09-30 Marek Polacek <polacek@redhat.com>
8673 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
8674 * config/alpha/predicates.md: Likewise.
8676 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8678 * ifcvt.c (noce_try_avoid_const_materialization): New function.
8679 (noce_process_if_block): Use it.
8681 2016-09-30 Martin Liska <mliska@suse.cz>
8683 * doc/invoke.texi: Document asan-use-after-return that
8684 it's disabled by default in runtime.
8686 2016-09-30 Richard Biener <rguenther@suse.de>
8688 * tree-vrp.c (intersect_ranges): If we failed to handle
8689 the intersection choose a constant singleton range if available.
8691 2016-09-30 Richard Biener <rguenther@suse.de>
8693 PR tree-optimization/77399
8694 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
8695 float <-> int conversions.
8697 2016-09-30 Alan Modra <amodra@gmail.com>
8699 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
8701 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
8703 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
8704 ext_level before calling CPUID with 0x80000008.
8705 Simplify xgetbv checks.
8707 2016-09-29 David Malcolm <dmalcolm@redhat.com>
8709 * Makefile.in (OBJS): Add print-rtl-function.o.
8710 * print-rtl-function.c: New file.
8711 * print-rtl.h (print_rtx_function): New decl.
8713 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
8716 * config/i386/cpuid.h (__get_cpuid_count): New.
8717 (__get_cpuid): Rename __level to __leaf.
8719 2016-09-29 Marek Polacek <polacek@redhat.com>
8721 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
8723 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
8726 * builtins.c (expand_builtin_memcmp): Don't swap args unless
8727 result is only being compared with zero.
8729 2016-09-29 Marek Polacek <polacek@redhat.com>
8731 * dwarf2out.c (loc_descriptor): Add fall through comment.
8732 (add_const_value_attribute): Likewise.
8734 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
8736 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
8737 with "v6t2". Move "arch" attribute above "pool_range".
8738 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
8740 (*thumb2_movhi_vfp): Likewise.
8741 (*arm_movhi_fp16): Likewise.
8742 (*thumb2_movhi_fp16): Likewise.
8743 (*arm_movsi_vfp): Remove "arch" attribute.
8744 (*thumb2_movsi_vfp): Likewise.
8746 2016-09-29 Martin Liska <mliska@suse.cz>
8748 * doc/extend.texi: Remove limitation of Objective C for
8749 __attribute__((constructor)) and __attribute__((destructor)).
8751 2016-09-29 Richard Biener <rguenther@suse.de>
8753 PR tree-optimization/77768
8754 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
8755 Handle stores to readonly memory when removing redundant stores.
8757 2016-09-29 Richard Biener <rguenther@suse.de>
8760 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
8761 X / -X -> -1 simplifications.
8763 2016-09-29 Richard Biener <rguenther@suse.de>
8766 * match.pd: Add max(a,-a) -> abs(a) pattern.
8767 * tree-ssa-phiopt.c (minmax_replacement): Disable for
8768 HONOR_SIGNED_ZEROS types.
8770 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
8772 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
8773 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
8775 2016-09-29 Richard Biener <rguenther@suse.de>
8777 * tree-vrp.c (set_defs_to_varying): New helper avoiding
8778 writing to vr_const_varying.
8779 (vrp_initialize): Call it.
8780 (vrp_visit_stmt): Likewise.
8781 (evrp_dom_walker::before_dom_children): Likewise.
8783 2016-09-29 Richard Biener <rguenther@suse.de>
8785 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
8786 constructors with vector elements.
8788 2016-09-29 Richard Biener <rguenther@suse.de>
8790 PR tree-optimization/77768
8791 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
8792 with stores to a place we know has a constant value.
8794 2016-09-29 Alan Modra <amodra@gmail.com>
8796 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
8797 * doc/invoke.texi: Document it.
8798 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
8799 (rs6000_passes_float): Comment.
8800 (rs6000_passes_long_double): New static var.
8801 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
8802 (init_cumulative_args): Set up to emit fp .gnu_attribute for
8803 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
8804 to include fp values returned in vectors.
8805 Set rs6000_passes_long_double.
8806 (rs6000_function_arg_advance_1): Likewise for function args.
8807 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
8808 and SPE. Emit long double tag value too.
8809 (rs6000_opt_vars): Add gnu-attr.
8810 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
8811 * configure: Regenerate.
8812 * config.in: Regenerate.
8814 2016-09-28 Jakub Jelinek <jakub@redhat.com>
8816 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
8818 (format_floating, format_string, format_directive,
8819 get_destination_size, pass_sprintf_length::handle_gimple_call):
8822 2016-09-28 Jakub Jelinek <jakub@redhat.com>
8824 * gimple-ssa-sprintf.c: Fix comment formatting.
8825 (format_integer): Use is_gimple_assign.
8826 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
8827 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
8828 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
8829 (pass_sprintf_length::execute): Use is_gimple_call.
8831 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
8833 * gimple-fold.c (gimple_fold_builtin): After failing to fold
8834 strchr, also try the generic folding.
8836 2016-09-28 Martin Sebor <msebor@redhat.com>
8839 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
8842 2016-09-28 Martin Sebor <msebor@redhat.com>
8845 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
8846 length modifier is not expected.
8847 (format_floating): Ignore l length modifier and fail gracefuly
8848 when it isn't one of the other expected ones.
8850 2016-09-28 Martin Sebor <msebor@redhat.com>
8853 * varasm.c (assemble_addr_to_section): Increase local buffer size.
8855 2016-09-27 Richard Biener <rguenther@suse.de>
8857 * dwarf2out.c (cu_die_list): New global.
8858 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
8859 main_comp_unit_die to cu_die_list if we created it.
8860 Move break_out_includes ...
8861 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
8864 2016-09-28 Richard Biener <rguenther@suse.de>
8866 * dwarf2out.c (struct die_struct): Add removed flag.
8867 (lookup_type_die): If the DIE is marked as removed, clear
8868 TYPE_SYMTAB_DIE and return NULL.
8869 (lookup_decl_die): If the DIE is marked as removed, remove it
8870 from the hash and return NULL.
8871 (mark_removed): New helper.
8872 (prune_unused_types_prune): Call it for removed DIEs.
8873 (gen_subprogram_die): Move the premark_used_types call to after
8874 DIEs for the functions scopes are generated.
8875 (process_scope_var): Do not re-create pruned types or type decls.
8876 Make sure to also re-parent type decls.
8877 (dwarf2out_finish): Move unused type pruning and debug_types
8879 (dwarf2out_early_finish): ... here.
8881 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
8883 * config/arc/arc-c.c: New file.
8884 * config/arc/arc-c.def: Likewise.
8885 * config/arc/t-arc: Likewise.
8886 * config.gcc: Include arc-c.o as c and cpp object.
8887 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
8888 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
8889 arc_cpu_cpp_builtins.
8891 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
8893 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
8894 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
8896 2016-09-28 Nathan Sidwell <nathan@acm.org>
8898 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
8901 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
8903 PR tree-optimization/61056
8904 * gimple-fold.c (gimple_fold_builtin_strchr):
8905 New function to optimize strchr (s, 0) to strlen.
8906 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
8908 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
8910 PR tree-optimization/77724
8911 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
8912 Add tree_fits_shwi_p check.
8914 2016-09-27 Jakub Jelinek <jakub@redhat.com>
8916 * auto-inc-dec.c (try_merge): Remove break after return.
8917 * cselib.c (autoinc_split): Likewise.
8918 * explow.c (promote_mode): Likewise.
8919 * fixed-value.c (fixed_arithmetic): Likewise.
8920 * hsa.c (hsa_internal_fn::get_arity): Likewise.
8921 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
8922 * trans-mem.c (get_attrs_for): Likewise.
8923 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
8924 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
8925 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
8926 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
8927 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
8928 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
8929 * config/cris/cris.c (cris_op_str): Likewise.
8930 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
8931 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
8933 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
8935 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
8936 IFN_GOACC_REDUCTION_CODES): New.
8937 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
8938 ifn_goacc_reduction_kind): Use them.
8939 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
8940 of internal functions, when applicable.
8942 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
8944 * config/mips/constraints.md (d): Fix documentation.
8945 * doc/md.texi (Machine Constraints): Update accordingly.
8947 2016-09-27 Richard Biener <rguenther@suse.de>
8949 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
8950 cur_line_info_table initialization ...
8951 (dwarf2out_assembly_start): ... here.
8953 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
8955 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
8956 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
8957 (*thumb2_movhi_vfp): Likewise.
8958 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
8959 template. Expand predicable attribute to mark VMOV.F16 as not
8960 predicable. Add "arch" attribute.
8961 (*thumb2_movhi_fp16): Likewise.
8962 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
8963 (*thumb2_movsi_vfp): Add "arch" attribute.
8965 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
8967 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
8970 2016-09-27 Marek Polacek <polacek@redhat.com>
8972 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
8975 * config/c6x/c6x.h: Adjust fall through comment.
8976 * config/sh/sh.c (final_prescan_insn): Likewise.
8977 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
8978 (visium_expand_fp_cstore): Likewise.
8980 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8982 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
8983 expected by -Wimplicit-fallthrough.
8984 (thumb1_size_rtx_costs): Likewise.
8985 (thumb2_reorg): Likewise.
8986 (tls_mentioned_p): Add "Fall through" comment.
8987 (thumb2_reorg): Likewise.
8988 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
8989 comment form expected by -Wimplicit-fallthrough.
8991 2016-09-27 Martin Liska <mliska@suse.cz>
8993 PR gcov-profile/46266
8994 * input.h (RESERVED_LOCATION_P): New macro.
8995 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
8996 instread of comparison with UNKNOWN_LOCATION.
8998 2016-09-27 Richard Biener <rguenther@suse.de>
9000 PR tree-optimization/77745
9001 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9002 When removing redundant stores make sure to check compatibility
9003 of the TBAA state for downstream accesses.
9004 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
9005 value-numbering virtual operands for store matches.
9007 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
9010 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
9011 movrt patterns. Match them before anything else in the SET case.
9013 2016-09-27 Martin Liska <mliska@suse.cz>
9015 PR gcov-profile/7970
9016 PR gcov-profile/16855
9017 PR gcov-profile/44779
9018 * coverage.c (build_gcov_exit_decl): New function.
9019 (coverage_obj_init): Call the function and generate __gcov_exit
9021 * doc/gcov.texi: Document when __gcov_exit function is called.
9023 2016-09-27 Marek Polacek <polacek@redhat.com>
9026 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9027 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
9028 -Wno-error instead of -Wno-implicit-fallthrough.
9030 2016-09-27 Martin Liska <mliska@suse.cz>
9033 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
9035 2016-09-27 Jakub Jelinek <jakub@redhat.com>
9037 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
9038 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
9039 comments. Remove break after return.
9040 (ix86_fp_compare_code_to_integer, has_dispatch,
9041 ix86_simd_clone_usable): Remove break after return.
9043 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
9045 PR rlt-optimization/77714
9046 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
9049 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
9052 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
9053 extract_range_from_unary_expr to convert value_range.
9054 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
9055 (extract_range_from_unary_expr): This.
9056 * tree-vrp.h (extract_range_from_unary_expr): Declare.
9058 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
9060 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
9062 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9064 * config/i386/i386.c (ix86_print_operand)
9065 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
9066 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
9067 (epilogue_renumber): Likewise.
9069 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
9072 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
9073 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
9075 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
9077 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
9078 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
9079 is_mm_seq_cst, is_mm_sync): Move to ...
9080 * memmodel.h: This. New file.
9081 * builtins.c: Include memmodel.h.
9082 * optabs.c: Likewise.
9084 * config/aarch64/aarch64.c: Likewise.
9085 * config/alpha/alpha.c: Likewise.
9086 * config/arm/arm.c: Likewise.
9087 * config/i386/i386.c: Likewise.
9088 * config/ia64/ia64.c: Likewise.
9089 * config/mips/mips.c: Likewise.
9090 * config/rs6000/rs6000.c: Likewise.
9091 * config/sparc/sparc.c: Likewise.
9092 * genconditions.c: Include memmodel.h in generated file.
9093 * genemit.c: Likewise.
9094 * genoutput.c: Likewise.
9095 * genpeep.c: Likewise.
9096 * genpreds.c: Likewise.
9097 * genrecog.c: Likewise.
9099 2016-09-26 David Malcolm <dmalcolm@redhat.com>
9101 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
9102 "c" instead when parsing characters. Move operand parsing into...
9103 (read_rtx_operand): ...this new function, renaming "i" to "idx",
9104 and tightening the scope of various locals.
9106 2016-09-26 Liu Hao <lh_mouse@126.com>
9108 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
9110 2016-09-26 Marek Polacek <polacek@redhat.com>
9112 * system.h: Use __has_attribute to check whether the fallthrough
9113 attribute is supported.
9115 2016-09-26 Marek Polacek <polacek@redhat.com>
9117 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
9118 gimple_call_internal_p.
9119 * ipa-split.c (find_return_bb): Likewise.
9120 (execute_split_functions): Likewise.
9121 * omp-low.c (dump_oacc_loop_part): Likewise.
9122 (oacc_loop_xform_head_tail): Likewise.
9123 * predict.c (predict_loops): Likewise.
9124 * sanopt.c (pass_sanopt::execute): Likewise.
9125 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
9126 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
9127 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
9128 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
9129 (expand_ifn_va_arg): Likewise.
9130 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
9131 (optimize_mask_stores): Likewise.
9132 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
9133 (vect_transform_stmt): Likewise.
9134 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
9135 * tsan.c (instrument_memory_accesses): Likewise.
9137 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9138 Alexander Monakov <amonakov@ispras.ru>
9140 * regrename.c (rename_chains): Check
9141 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
9142 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
9143 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
9145 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9147 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
9148 (s390_sched_score): Likewise.
9150 2016-09-26 Martin Liska <mliska@suse.cz>
9152 * doc/gcov.texi: Update program output of gcov tool.
9154 2016-09-26 Martin Liska <mliska@suse.cz>
9156 PR gcov-profile/23332
9157 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
9158 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
9159 * value-prof.c (dump_histogram_value): Do not handle
9160 HIST_TYPE_CONST_DELTA.
9161 (stream_in_histogram_value): Likewise.
9162 (gimple_find_values_to_profile): Likewise.
9163 * value-prof.h (enum hist_type): Likewise.
9165 2016-09-26 Martin Liska <mliska@suse.cz>
9167 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
9168 from default sanitize recover values.
9169 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
9170 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
9171 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
9173 * opts.c (finish_options): Do a generic loop over options
9174 that can be recovered.
9175 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
9177 (common_handle_option): Likewise.
9178 * opts.h: Declare can_recover to sanitizer_opts_s.
9180 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
9182 * target.def(elf_flags_numeric): Change documentation to present tense.
9183 * doc/tm.texi: Regenerate.
9185 2016-09-26 Marek Polacek <polacek@redhat.com>
9188 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9189 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
9190 -Wno-switch-fallthrough.
9191 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
9192 (expand_builtin): Likewise.
9193 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
9194 * convert.c (convert_to_real_1): Likewise.
9195 (convert_to_integer_1): Likewise.
9196 * final.c (output_alternate_entry_point): Likewise.
9197 * genattrtab.c (make_canonical): Likewise.
9198 (write_test_expr): Likewise.
9199 * genpreds.c (validate_exp): Likewise.
9200 * gimple-ssa-strength-reduction.c
9201 (find_candidates_dom_walker::before_dom_children): Likewise.
9202 * godump.c (go_format_type): Likewise.
9203 * reload1.c (elimination_effects): Likewise.
9204 * resource.c (mark_referenced_resources): Likewise.
9205 (mark_set_resources): Likewise.
9206 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
9207 * varasm.c (output_addressed_constants): Likewise.
9209 2016-09-26 Marek Polacek <polacek@redhat.com>
9212 * common.opt (Wimplicit-fallthrough): New option.
9213 * doc/extend.texi: Document statement attributes and the fallthrough
9215 * doc/invoke.texi: Document -Wimplicit-fallthrough.
9216 * gimple.h (gimple_call_internal_p): New function.
9217 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
9218 (struct label_entry): New struct.
9219 (find_label_entry): New function.
9220 (case_label_p): New function.
9221 (collect_fallthrough_labels): New function.
9222 (last_stmt_in_scope): New function.
9223 (should_warn_for_implicit_fallthrough): New function.
9224 (warn_implicit_fallthrough_r): New function.
9225 (maybe_warn_implicit_fallthrough): New function.
9226 (expand_FALLTHROUGH_r): New function.
9227 (expand_FALLTHROUGH): New function.
9228 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
9229 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
9230 (gimplify_label_expr): New function.
9231 (gimplify_case_label_expr): Set location.
9232 (gimplify_expr): Call gimplify_label_expr.
9233 * internal-fn.c (expand_FALLTHROUGH): New function.
9234 * internal-fn.def (FALLTHROUGH): New internal function.
9235 * langhooks.c (lang_GNU_OBJC): New function.
9236 * langhooks.h (lang_GNU_OBJC): Declare.
9237 * system.h (gcc_fallthrough): Define.
9238 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
9239 * tree.h (FALLTHROUGH_LABEL_P): Define.
9241 2016-09-26 Richard Biener <rguenther@suse.de>
9243 * dwarf2out.c (stripattributes): Remove unused function.
9244 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
9245 Push dwarf_split_debug_info handling into init_sections_and_labels.
9246 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
9247 (DEBUG_MACRO_SECTION_FLAGS): Remove.
9248 (debug_macinfo_section_name): New global.
9249 (output_macinfo): Use debug_macinfo_section_name.
9250 (init_sections_and_labels): Split out section and label generation
9251 from dwarf2out_init. Set debug_macinfo_section_name.
9252 (dwarf2out_init): Move text section label generation and emission
9254 (dwarf2out_assembly_start): ... here.
9255 (dwarf2out_finish): Call init_sections_and_labels before DWARF
9258 2016-09-26 Richard Biener <rguenther@suse.de>
9261 * cgraphunit.c (analyze_functions): Before early removing
9262 global vars calls the late_global_decl debug handler mark
9263 the variable as readonly.
9265 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
9268 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
9269 (sh_rtx_costs): Handle SET of movt and movrt patterns.
9270 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
9271 declare new overloads.
9272 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
9275 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9277 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
9278 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
9280 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
9282 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
9283 * configure: Regenerate.
9285 2016-09-24 Marek Polacek <polacek@redhat.com>
9288 * doc/invoke.texi: Document -Wbool-operation.
9290 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9292 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
9293 * config/rs6000/rs6000.c (expand_block_compare): New function used by
9294 cmpmemsi pattern to do builtin expansion of memcmp ().
9295 (compute_current_alignment): Add helper function for
9296 expand_block_compare used to compute alignment as the compare proceeds.
9297 (select_block_compare_mode): Used by expand_block_compare to select
9298 the mode used for reading the next chunk of bytes in the compare.
9299 (do_load_for_compare): Used by expand_block_compare to emit the load
9300 insns for the compare.
9301 (rs6000_emit_dot_insn): Moved this function to avoid a forward
9302 reference from expand_block_compare ().
9303 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
9304 prototype for this function.
9305 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
9306 target option for controlling how much code inline expansion of
9307 memcmp() will be allowed to generate.
9309 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9311 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
9312 hook_bool_mode_false, hook_bool_mode_true,
9313 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9314 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9315 hook_bool_const_rtx_insn_const_rtx_insn_true,
9316 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
9317 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
9318 hook_bool_const_tree_hwi_hwi_const_tree_false,
9319 hook_bool_const_tree_hwi_hwi_const_tree_true,
9320 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
9321 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9322 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
9323 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
9324 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
9325 hook_bool_const_tree_true, hook_bool_tree_tree_false,
9326 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
9327 hook_bool_rtx_insn_true, hook_bool_rtx_false,
9328 hook_bool_uintp_uintp_false,
9329 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
9330 hook_rtx_tree_int_null, hook_uint_mode_0,
9331 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
9332 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
9333 hook_constcharptr_const_rtx_insn_null,
9334 hook_constcharptr_const_tree_const_tree_null,
9335 hook_constcharptr_int_const_tree_null,
9336 hook_constcharptr_int_const_tree_const_tree_null,
9337 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
9338 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
9339 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
9341 * vec.h (vNULL): Extend comment to say = vNULL initialization
9342 isn't needed for static vars.
9344 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
9345 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
9346 = vNULL initialization of file scope vec.
9347 * passes.c (pass_tab, enabled_pass_uid_range_tab,
9348 disabled_pass_uid_range_tab): Likewise.
9349 * haifa-sched.c (sched_luids, h_i_d): Likewise.
9350 * tree-chkp-opt.c (check_infos): Likewise.
9351 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
9353 * vec.h (vnull::operator vec): Add constexpr keyword for
9356 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
9358 PR tree-optimization/77654
9359 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
9360 to duplicate_ssa_name_ptr_info.
9362 2016-09-23 David Malcolm <dmalcolm@redhat.com>
9364 PR preprocessor/77672
9365 * input.c (selftest::test_lexer_string_locations_simple): Update
9366 test to expect location information of the terminator character
9367 at the location of the final closing quote.
9368 (selftest::test_lexer_string_locations_hex): Likewise.
9369 (selftest::test_lexer_string_locations_oct): Likewise.
9370 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
9371 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
9372 (selftest::test_lexer_string_locations_ucn4): Likewise.
9373 (selftest::test_lexer_string_locations_ucn8): Likewise.
9374 (selftest::test_lexer_string_locations_u8): Likewise.
9375 (selftest::test_lexer_string_locations_utf8_source): Likewise.
9376 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
9377 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
9378 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
9379 (selftest::test_lexer_string_locations_macro): Likewise.
9380 (selftest::test_lexer_string_locations_long_line): Likewise.
9382 2016-09-23 Richard Biener <rguenther@suse.de>
9384 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
9385 virtual definition to virtual use if the call devirtualizes
9386 to a const or pure function.
9387 (visit_use): Also visit calls we can devirtualize to a
9388 const or pure function.
9390 2016-09-23 Richard Biener <rguenther@suse.de>
9392 PR tree-optimization/77697
9393 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
9394 signal error if we have sth ternary or unhandled.
9396 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9398 * config/arm/arm_neon.h (vabd_f16): New.
9432 (vcvt_f16_s16): New.
9433 (vcvt_f16_u16): New.
9434 (vcvt_s16_f16): New.
9435 (vcvt_u16_f16): New.
9436 (vcvtq_f16_s16): New.
9437 (vcvtq_f16_u16): New.
9438 (vcvtq_s16_f16): New.
9439 (vcvtq_u16_f16): New.
9440 (vcvta_s16_f16): New.
9441 (vcvta_u16_f16): New.
9442 (vcvtaq_s16_f16): New.
9443 (vcvtaq_u16_f16): New.
9444 (vcvtm_s16_f16): New.
9445 (vcvtm_u16_f16): New.
9446 (vcvtmq_s16_f16): New.
9447 (vcvtmq_u16_f16): New.
9448 (vcvtn_s16_f16): New.
9449 (vcvtn_u16_f16): New.
9450 (vcvtnq_s16_f16): New.
9451 (vcvtnq_u16_f16): New.
9452 (vcvtp_s16_f16): New.
9453 (vcvtp_u16_f16): New.
9454 (vcvtpq_s16_f16): New.
9455 (vcvtpq_u16_f16): New.
9456 (vcvt_n_f16_s16): New.
9457 (vcvt_n_f16_u16): New.
9458 (vcvtq_n_f16_s16): New.
9459 (vcvtq_n_f16_u16): New.
9460 (vcvt_n_s16_f16): New.
9461 (vcvt_n_u16_f16): New.
9462 (vcvtq_n_s16_f16): New.
9463 (vcvtq_n_u16_f16): New.
9477 (vmul_lane_f16): New.
9480 (vmulq_lane_f16): New.
9502 (vrsqrteq_f16): New.
9506 (vrsqrtsq_f16): New.
9510 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9512 * config.gcc (extra_headers): Add arm_fp16.h
9513 * config/arm/arm_fp16.h: New.
9514 * config/arm/arm_neon.h: Include "arm_fp16.h".
9516 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9518 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
9520 (vmulf): New (v8hf, v4hf variants).
9521 (vfma): New (v8hf, v4hf variants).
9522 (vfms): New (v8hf, v4hf variants).
9523 (vsub): New (v8hf, v4hf variants).
9524 (vcage): New (v8hf, v4hf variants).
9525 (vcagt): New (v8hf, v4hf variants).
9526 (vcale): New (v8hf, v4hf variants).
9527 (vcalt): New (v8hf, v4hf variants).
9528 (vceq): New (v8hf, v4hf variants).
9529 (vcgt): New (v8hf, v4hf variants).
9530 (vcge): New (v8hf, v4hf variants).
9531 (vcle): New (v8hf, v4hf variants).
9532 (vclt): New (v8hf, v4hf variants).
9533 (vceqz): New (v8hf, v4hf variants).
9534 (vcgez): New (v8hf, v4hf variants).
9535 (vcgtz): New (v8hf, v4hf variants).
9536 (vcltz): New (v8hf, v4hf variants).
9537 (vclez): New (v8hf, v4hf variants).
9538 (vabd): New (v8hf, v4hf variants).
9539 (vmaxf): New (v8hf, v4hf variants).
9540 (vmaxnm): New (v8hf, v4hf variants).
9541 (vminf): New (v8hf, v4hf variants).
9542 (vminnm): New (v8hf, v4hf variants).
9543 (vpmaxf): New (v4hf variant).
9544 (vpminf): New (v4hf variant).
9545 (vpadd): New (v4hf variant).
9546 (vrecps): New (v8hf, v4hf variants).
9547 (vrsqrts): New (v8hf, v4hf variants).
9548 (vabs): New (v8hf, v4hf variants).
9549 (vneg): New (v8hf, v4hf variants).
9550 (vrecpe): New (v8hf, v4hf variants).
9551 (vrnd): New (v8hf, v4hf variants).
9552 (vrnda): New (v8hf, v4hf variants).
9553 (vrndm): New (v8hf, v4hf variants).
9554 (vrndn): New (v8hf, v4hf variants).
9555 (vrndp): New (v8hf, v4hf variants).
9556 (vrndx): New (v8hf, v4hf variants).
9557 (vrsqrte): New (v8hf, v4hf variants).
9558 (vmul_lane): Add v4hf and v8hf variants.
9559 (vmul_n): Add v4hf and v8hf variants.
9560 (vext): New (v8hf, v4hf variants).
9561 (vcvts): New (v8hi, v4hi variants).
9562 (vcvts): New (v8hf, v4hf variants).
9563 (vcvtu): New (v8hi, v4hi variants).
9564 (vcvtu): New (v8hf, v4hf variants).
9565 (vcvts_n): New (v8hf, v4hf variants).
9566 (vcvtu_n): New (v8hi, v4hi variants).
9567 (vcvts_n): New (v8hi, v4hi variants).
9568 (vcvtu_n): New (v8hf, v4hf variants).
9569 (vbsl): New (v8hf, v4hf variants).
9570 (vcvtas): New (v8hf, v4hf variants).
9571 (vcvtau): New (v8hf, v4hf variants).
9572 (vcvtms): New (v8hf, v4hf variants).
9573 (vcvtmu): New (v8hf, v4hf variants).
9574 (vcvtns): New (v8hf, v4hf variants).
9575 (vcvtnu): New (v8hf, v4hf variants).
9576 (vcvtps): New (v8hf, v4hf variants).
9577 (vcvtpu): New (v8hf, v4hf variants).
9579 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9581 * config/arm/arm-builtins.c (hf_UP): New.
9583 (vfp_builtin_data): New. Update comment.
9584 (enum arm_builtins): Include "arm_vfp_builtins.def".
9585 (ARM_BUILTIN_VFP_PATTERN_START): New.
9586 (arm_init_vfp_builtins): New.
9587 (arm_init_builtins): Add arm_init_vfp_builtins.
9588 (arm_expand_vfp_builtin): New.
9589 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
9591 * config/arm/arm_vfp_builtins.def: New file.
9592 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
9593 (arm-builtins.o): Likewise.
9595 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
9598 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
9599 from constant while creating value range.
9601 2016-09-23 Renlin Li <renlin.li@arm.com>
9603 * ira.c (ira): Move ira_use_lra_p initialization code to ...
9604 (ira_init_once): Here.
9606 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
9607 Jakub Jelinek <jakub@redhat.com>
9609 * hooks.h (hook_uint_uintp_false): Rename to...
9610 (hook_bool_uint_uintp_false): ... this.
9611 * hooks.c (hook_uint_uintp_false): Rename to...
9612 (hook_bool_uint_uintp_false): ... this.
9613 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
9614 instead of hook_uint_uintp_false.
9616 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9618 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
9619 (arm_init_builtins): Move body of a loop to the standalone
9620 function arm_init_neon_builtin.
9621 (arm_expand_neon_builtin_1): New. Update comment. Function body
9622 moved from arm_neon_builtin with some white-space fixes.
9623 (arm_expand_neon_builtin): Move code into the standalone function
9624 arm_expand_neon_builtin_1.
9626 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9628 * config/arm/iterators.md (VCVTHI): New.
9629 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
9633 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
9634 (V_HALF): Add V4HF. Fix white-space.
9635 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
9636 (V_s_elem): Likewise.
9637 (V_sz_elem): Fix white-space.
9638 (V_elem_ch): Likewise.
9640 (scalar_mul_constraint): Add V8HF and V4HF.
9641 (Is_float_mode): Fix white-space.
9642 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
9643 (q): Add HF. Fix white-space.
9646 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
9647 (neon_vfm_lane_as): New.
9648 * config/arm/neon.md (add<mode>3_fp16): New.
9649 (sub<mode>3_fp16): New.
9650 (mul<mode>3add<mode>_neon): New.
9651 (fma<VH:mode>4_intrinsic): New.
9652 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
9653 (fmsub<VH:mode>4_intrinsic): New.
9654 (<absneg_str><mode>2): New.
9655 (neon_v<absneg_str><mode>): New.
9656 (neon_v<fp16_rnd_str><mode>): New.
9657 (neon_vrsqrte<mode>): New.
9658 (neon_vpaddv4hf): New.
9659 (neon_vadd<mode>): New.
9660 (neon_vsub<mode>): New.
9661 (neon_vmulf<mode>): New.
9662 (neon_vfma<VH:mode>): New.
9663 (neon_vfms<VH:mode>): New.
9664 (neon_vc<cmp_op><mode>): New.
9665 (neon_vc<cmp_op><mode>_fp16insn): New
9666 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
9667 (neon_vca<cmp_op><mode>): New.
9668 (neon_vca<cmp_op><mode>_fp16insn): New.
9669 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
9670 (neon_vc<cmp_op>z<mode>): New.
9671 (neon_vabd<mode>): New.
9672 (neon_v<maxmin>f<mode>): New.
9673 (neon_vp<maxmin>fv4hf: New.
9674 (neon_<fmaxmin_op><mode>): New.
9675 (neon_vrecps<mode>): New.
9676 (neon_vrsqrts<mode>): New.
9677 (neon_vrecpe<mode>): New (VH variant).
9678 (neon_vdup_lane<mode>_internal): New.
9679 (neon_vdup_lane<mode>): New.
9680 (neon_vcvt<sup><mode>): New (VCVTHI variant).
9681 (neon_vcvt<sup><mode>): New (VH variant).
9682 (neon_vcvt<sup>_n<mode>): New (VH variant).
9683 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
9684 (neon_vcvt<vcvth_op><sup><mode>): New.
9685 (neon_vmul_lane<mode>): New.
9686 (neon_vmul_n<mode>): New.
9687 * config/arm/unspecs.md (UNSPEC_VCALE): New
9688 (UNSPEC_VCALT): New.
9689 (UNSPEC_VFMA_LANE): New.
9690 (UNSPECS_VFMS_LANE): New.
9692 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9694 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
9695 ("*extzv<mode><clobbercc_or_nocc>"):
9696 Correct a typo in a comment.
9698 ("*insv<mode>_zEC12", "*insv<mode>_z10")
9699 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
9700 ("*insv<mode>_zEC12_appendbitsleft")
9701 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
9702 ("*insv<mode>_z10_appendbitsleft"): Ditto.
9703 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
9704 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
9705 Provide pattern with operands switched.
9706 ("*pre_z10_extv<mode>"):
9707 Use new subst patterns.
9708 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
9709 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
9710 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
9711 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
9712 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
9713 ("*<risbg_n>_sidi_ior_and_lshiftrt")
9714 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
9716 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
9717 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
9718 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
9720 ("SINT"): New mode_iterator with SI, HI, QI.
9721 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
9722 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
9725 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9727 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
9728 new interface of s390_contiguous_bitmask_p.
9729 ("contiguous_bitmask_nowrap_operand"): New predicate.
9730 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
9731 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
9732 of s390_contiguous_bitmask_p.
9733 ("NxxDw"): Rename NxxDq constraint to NxxDw.
9734 ("NxxSw"): New constraint.
9735 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
9736 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
9738 (s390_contiguous_bitmask_nowrap_p): Export.
9739 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
9740 former s390_contiguous_bitmask_p.
9741 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
9742 detect contiguous bit ranges with wraparound. Change signature to
9743 return START and END position instead of POS and LENGTH.
9744 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
9745 ranges with wraparound.
9746 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
9747 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
9748 Adapt to new signature of s390_contiguous_bitmask_p.
9750 2016-09-23 Bin Cheng <bin.cheng@arm.com>
9752 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
9753 (create_intersect_range_checks): New.
9754 (vect_create_cond_for_alias_checks): Call above function.
9756 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9758 * config/arm/iterators.md (Code iterators): Fix some white-space
9762 (FCVT): Moved from vfp.md.
9763 (VCVT_HF_US_N): New.
9764 (VCVT_SI_US_N): New.
9769 (FCVTI32typename): Moved from vfp.md.
9770 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
9771 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
9772 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
9773 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
9774 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
9776 (fp16_rnd_str): New.
9777 (fp16_rnd_insn): New.
9778 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
9779 (UNSPEC_VCVT_HF_U_N): New.
9780 (UNSPEC_VCVT_SI_S_N): New.
9781 (UNSPEC_VCVT_SI_U_N): New.
9782 (UNSPEC_VCVTH_S): New.
9783 (UNSPEC_VCVTH_U): New.
9784 (UNSPEC_VCVTA_S): New.
9785 (UNSPEC_VCVTA_U): New.
9786 (UNSPEC_VCVTM_S): New.
9787 (UNSPEC_VCVTM_U): New.
9788 (UNSPEC_VCVTN_S): New.
9789 (UNSPEC_VCVTN_U): New.
9790 (UNSPEC_VCVTP_S): New.
9791 (UNSPEC_VCVTP_U): New.
9792 (UNSPEC_VCVTP_S): New.
9793 (UNSPEC_VCVTP_U): New.
9795 (UNSPEC_VRNDA): New.
9796 (UNSPEC_VRNDI): New.
9797 (UNSPEC_VRNDM): New.
9798 (UNSPEC_VRNDN): New.
9799 (UNSPEC_VRNDP): New.
9800 (UNSPEC_VRNDX): New.
9801 * config/arm/vfp.md (<absneg_str>hf2): New.
9803 (neon_v<fp16_rnd_str>hf): New.
9804 (neon_vrndihf): New.
9809 (*mulsf3neghf_vfp): New.
9810 (*negmulhf3_vfp): New.
9811 (*mulsf3addhf_vfp): New.
9812 (*mulhf3subhf_vfp): New.
9813 (*mulhf3neghfaddhf_vfp): New.
9814 (*mulhf3neghfsubhf_vfp): New.
9817 (fmsubhf4_fp16): New.
9821 (neon_vsqrthf): New.
9822 (neon_vrsqrtshf): New.
9823 (FCVT): Move to iterators.md.
9824 (FCVTI32typename): Likewise.
9825 (neon_vcvth<sup>hf): New.
9826 (neon_vcvth<sup>si): New.
9827 (neon_vcvth<sup>_nhf_unspec): New.
9828 (neon_vcvth<sup>_nhf): New.
9829 (neon_vcvth<sup>_nsi_unspec): New.
9830 (neon_vcvth<sup>_nsi): New.
9831 (neon_vcvt<vcvth_op>h<sup>si): New.
9832 (neon_<fmaxmin_op>hf): New.
9834 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9836 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
9837 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
9838 ("*insv<mode>_zEC12_appendbitsleft")
9839 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
9840 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
9842 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9844 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
9845 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
9846 construct values without normalization.
9847 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
9848 static local lhs_ops to vNULL.
9850 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9851 Jiong Wang <jiong.wang@arm.com>
9853 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
9854 available when FP16 instructions are available.
9855 (output_move_vfp): Add support for 16-bit data moves.
9856 (arm_validize_comparison): Fix some white-space. Support HFmode
9857 by conversion to SFmode.
9858 * config/arm/arm.md (truncdfhf2): Fix a comment.
9859 (extendhfdf2): Likewise.
9861 (movsicc): Fix some white-space.
9863 (movsfcc): Fix some white-space.
9865 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
9866 instructions are available.
9867 (*thumb2_movhi_vfp): Likewise.
9868 (*arm_movhi_fp16): New.
9869 (*thumb2_movhi_fp16): New.
9870 (*movhf_vfp_fp16): New.
9871 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
9872 (*movhf_vfp): Likewise.
9873 (extendhfsf2): Enable when VFP FP16 instructions are available.
9874 (truncsfhf2): Enable when VFP FP16 instructions are available.
9876 2016-09-23 Martin Liska <mliska@suse.cz>
9878 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
9880 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9882 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
9884 (arm_evpc_neon_vtrn): Likewise.
9885 (arm_evpc_neon_vrev): Likewise.
9886 (arm_evpc_neon_vext): Likewise.
9887 * config/arm/arm_neon.h (vbsl_f16): New.
9891 (vdup_lane_f16): New.
9892 (vdupq_lane_f16): New.
9905 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
9906 (vdup_lane): New (v8hf, v4hf variants).
9907 (vext): New (v8hf, v4hf variants).
9908 (vbsl): New (v8hf, v4hf variants).
9909 * config/arm/iterators.md (VDQWH): New.
9911 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
9912 (Scalar_mul_8_16): Fix white-space.
9913 (Is_d_reg): Add V4HF and V8HF.
9914 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
9915 (neon_vdup_lane<mode>): New.
9916 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
9917 (*neon_vtrn<mode>_insn): Likewise.
9918 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
9919 (*neon_vzip<mode>_insn): Likewise
9920 (neon_vuzp<mode>_internal): Likewise.
9921 (*neon_vuzp<mode>_insn): Likewise
9922 * config/arm/vec-common.md (vec_perm_const<mode>): New.
9924 2016-09-23 Jiong Wang <jiong.wang@arm.com>
9925 Matthew Wahab <matthew.wahab@arm.com>
9927 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
9928 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
9929 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
9930 available. Also fix some white-space.
9931 * config/arm/vfp.md (*arm_movhi_vfp): New.
9932 (*thumb2_movhi_vfp): New.
9934 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9936 * config/arm/arm-c.c (arm_cpu_builtins): Define
9937 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
9938 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
9940 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9942 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
9943 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
9944 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
9945 arm_v8_2a_fp16_neon_hw.
9946 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
9949 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9951 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
9952 arm_fp16_alternative_ok and arm_fp16_none_ok.
9954 2016-09-23 Martin Liska <mliska@suse.cz>
9956 * ipa-icf.c (sem_variable::merge): Replace adress with address.
9958 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9960 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
9962 ("armv8.2-a+fp16"): New.
9963 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
9964 (FL2_FP16INST): New.
9965 (FL2_FOR_ARCH8_2A): New.
9966 * config/arm/arm-tables.opt: Regenerate.
9967 * config/arm/arm.c (arm_arch8_2): New.
9968 (arm_fp16_inst): New.
9969 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
9970 for incompatible fp16-format settings.
9971 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
9972 (TARGET_NEON_FP16INST): New.
9973 (arm_arch8_2): Declare.
9974 (arm_fp16_inst): Declare.
9975 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
9976 march=armv8.2-a and march=armv8.2-a+fp16.
9977 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
9979 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
9980 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
9982 2016-09-23 Martin Liska <mliska@suse.cz>
9984 * doc/extend.texi: Remove fused-madd from i386 target options.
9986 2016-09-23 Martin Liska <mliska@suse.cz>
9988 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
9991 2016-09-23 Martin Liska <mliska@suse.cz>
9993 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
9996 2016-09-23 Martin Liska <mliska@suse.cz>
9999 * config/i386/i386.c (ix86_option_override_internal): Change
10000 signature and return false when there's an error related to
10002 (release_options_strings): New function.
10003 (ix86_valid_target_attribute_tree): Call the function.
10005 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10007 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
10008 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
10009 (gen_hsa_ctor_assignment): Likewise.
10010 * print-tree.c (print_node): Likewise.
10011 * tree-dump.c (dequeue_and_dump): Likewise.
10012 * tree-sra.c (sra_modify_constructor_assign): Likewise.
10013 * expr.c (store_constructor): Likewise.
10014 * fold-const.c (operand_equal_p): Likewise.
10015 * tree-pretty-print.c (dump_generic_node): Likewise.
10016 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
10017 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
10019 2016-09-23 Richard Biener <rguenther@suse.de>
10021 * hooks.h (hook_uint_uintp_false): Declare.
10023 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10025 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
10026 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
10028 2016-09-22 Martin Sebor <msebor@redhat.com>
10031 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
10032 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
10033 (target_int_min): Correct computation.
10034 (format_integer): Use long long as the argument for the ll length
10036 (format_floating): Use target_int_max().
10037 (get_string_length): Same.
10038 (format_string): Avoid setting the bounded flag for strings
10040 (try_substitute_return_value): Avoid setting range info when
10041 the result isn't bounded.
10042 * varasm.c (assemble_name): Increase buffer size.
10044 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
10045 Terry Guo <terry.guo@arm.com>
10047 * target.def (elf_flags_numeric): New target hook.
10048 * targhooks.h (default_asm_elf_flags_numeric): New.
10049 * varasm.c (default_asm_elf_flags_numeric): New.
10050 (default_elf_asm_named_section): Use new target hook.
10051 * config/arm/arm.opt (mpure-code): New.
10052 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
10053 * config/arm/arm.c (arm_asm_init_sections): Add section
10054 attribute to default text section if -mpure-code.
10055 (arm_option_check_internal): Diagnose use of option with
10056 non supported targets and/or options.
10057 (arm_asm_elf_flags_numeric): New.
10058 (arm_function_section): New.
10059 (arm_elf_section_type_flags): New.
10060 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
10062 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
10063 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
10065 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
10067 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
10069 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10071 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
10072 * rtl.h: Adjust prototype.
10074 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10076 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
10077 (prev_active_insn): Likewise.
10078 (active_insn_p): Likewise.
10079 * rtl.h: Adjust prototypes.
10080 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
10081 * config/arc/arc.md: Likewise.
10082 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
10083 (branch_needs_nop_p): Likewise.
10084 (use_skip_p): Likewise.
10085 * config/sh/sh.c (gen_block_redirect): Likewise.
10086 (split_branches): Likewise.
10087 * reorg.c (optimize_skip): Likewise.
10088 (fill_simple_delay_slots): Likewise.
10089 (fill_slots_from_thread): Likewise.
10090 (relax_delay_slots): Likewise.
10091 * resource.c (mark_target_live_regs): Likewise.
10093 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10095 * config/cris/cris.c (cris_asm_output_case_end): Change argument
10096 type to rtx_insn *.
10097 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
10098 (prev_nonnote_nondebug_insn): Likewise.
10099 * config/cris/cris-protos.h: Adjust prototype.
10101 * jump.c (rtx_renumbered_equal_p): Adjust.
10103 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10105 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
10106 * rtl.h: Adjust prototype.
10107 * config/sh/sh.md: Adjust.
10108 * dwarf2out.c (add_var_loc_to_decl): Likewise.
10110 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10112 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
10113 (prev_nondebug_insn): Likewise.
10114 * loop-doloop.c (doloop_condition_get): Likewise.
10115 * rtl.h: Adjust prototype.
10116 * cfgloop.h: Likewise.
10118 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10120 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
10121 (prev_nonnote_insn): Likewise.
10122 * jump.c (reversed_comparison_code_parts): Likewise.
10123 (reversed_comparison): Likewise.
10124 * rtl.h: Adjust prototypes.
10125 * config/arc/arc.md: Adjust.
10126 * cse.c (find_comparison_args): Likewise.
10127 * reorg.c (redundant_insn): Change return type to rtx_insn *.
10128 (fix_reg_dead_note): Change argument type to rtx_insn *.
10129 (delete_prior_computation): Likewise.
10130 (delete_computation): Likewise.
10131 (fill_slots_from_thread): Adjust.
10132 (relax_delay_slots): Likewise.
10133 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
10134 (simplify_relational_operation_1): Likewise.
10135 (simplify_ternary_operation): Likewise.
10137 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10139 * config/arc/arc-protos.h (arc_label_align): Change type of
10140 variables from rtx to rtx_insn *.
10141 * config/arc/arc.c (arc_label_align): Likewise.
10142 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
10143 * config/bfin/bfin.c (workaround_speculation): Likewise.
10144 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
10145 (find_last_same_clock): Likewise.
10146 (reorg_split_calls): Likewise.
10147 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
10148 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
10149 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
10150 (same_cmp_following_p): Likewise.
10151 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
10152 (same_cmp_following_p): Likwise.
10153 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
10154 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
10155 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
10156 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
10157 (rl78_alloc_physical_registers_cmp): Likewise.
10158 (rl78_alloc_physical_registers_umul): Likewise.
10159 (rl78_calculate_death_notes): Likewise.
10160 * config/s390/s390-protos.h (s390_label_align): Likewise.
10161 * config/s390/s390.c (s390_label_align): Likewise.
10162 * config/sh/sh.c (barrier_align): Likewise.
10163 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
10164 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
10165 (emit_cbcond_nop): Likewise.
10167 2016-09-22 Martin Liska <mliska@suse.cz>
10170 * ipa-icf.c (sem_variable::merge): Yield merge operation if
10171 alias address matters, not necessarily address of original.
10173 2016-09-22 Richard Biener <rguenther@suse.de>
10175 PR middle-end/77697
10176 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
10179 2016-09-22 Richard Biener <rguenther@suse.de>
10181 PR middle-end/77677
10182 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
10183 from constant folding results.
10184 (gimple_resimplify2): Likewise.
10185 (gimple_resimplify3): Likewise.
10187 2016-09-22 Richard Biener <rguenther@suse.de>
10189 PR middle-end/77678
10190 * expr.c (expand_expr_real_1): Guard array access against negative
10193 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10195 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
10197 (format_floating): Likewise.
10199 2016-09-22 Jakub Jelinek <jakub@redhat.com>
10202 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
10203 for all IFN_GOMP_SIMD_* internal fns, not just for
10204 IFN_GOMP_SIMD_ORDERED_*.
10206 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10209 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
10210 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
10211 instructions when you want to invert the test.
10212 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
10213 correct order for XXSEL.
10214 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
10215 for using XSCMP{EQ,GT,GE}DP.
10217 2016-09-21 David Malcolm <dmalcolm@redhat.com>
10219 * genconstants.c (main): Introduce noop_reader and convert call
10220 to read_md_files to a method call.
10221 * genenums.c (main): Likewise.
10222 * genmddeps.c (main): Likewise.
10223 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
10224 rtx_reader_ptr->get_top_level_filename ().
10225 (write_tm_preds_h): Likewise.
10226 (write_insn_preds_c): Likewise.
10227 * gensupport.c (class gen_reader): New subclass of rtx_reader.
10228 (rtx_handle_directive): Convert to...
10229 (gen_reader::handle_unknown_directive): ...this.
10230 (init_rtx_reader_args_cb): Convert return type from bool to
10231 rtx_reader *. Create a gen_reader instance, using it for the
10232 call to read_md_files. Return it if no errors occur.
10233 (init_rtx_reader_args): Convert return type from bool to
10235 * gensupport.h (init_rtx_reader_args_cb): Likewise.
10236 (init_rtx_reader_args_cb): Likewise.
10237 * read-md.c (struct file_name_list): Move to class rtx_reader.
10238 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
10239 (read_md_filename): Delete in favor of
10240 rtx_reader::m_read_md_filename.
10241 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
10242 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
10243 (base_dir): Delete in favor of rtx_reader::m_base_dir.
10244 (first_dir_md_include): Delete in favor of
10245 rtx_reader::m_first_dir_md_include.
10246 (last_dir_md_include_ptr): Delete in favor of
10247 rtx_reader::m_last_dir_md_include_ptr.
10248 (max_include_len): Delete.
10249 (rtx_reader_ptr): New.
10250 (fatal_with_file_and_line): Use get_filename and get_lineno
10251 accessors of rtx_reader_ptr.
10252 (require_char_ws): Likewise.
10253 (rtx_reader::read_char): New method, based on ::read_char.
10254 (rtx_reader::unread_char): New method, based on ::unread_char.
10255 (read_escape): Use get_filename and get_lineno accessors of
10257 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
10258 (read_string): Use get_filename and get_lineno accessors of
10260 (rtx_reader::rtx_reader): New ctor.
10261 (rtx_reader::~rtx_reader): New dtor.
10262 (handle_include): Convert from a function to...
10263 (rtx_reader::handle_include): ...this method, converting
10264 handle_directive from a callback to a virtual function.
10265 (handle_file): Likewise, converting to...
10266 (rtx_reader::handle_file): ...this method.
10267 (handle_toplevel_file): Likewise, converting to...
10268 (rtx_reader::handle_toplevel_file): ...this method.
10269 (rtx_reader::get_current_location): New method.
10270 (parse_include): Convert from a function to...
10271 (rtx_reader::add_include_path): ...this method, dropping redundant
10272 update to unused max_include_len.
10273 (read_md_files): Convert from a function to...
10274 (rtx_reader::read_md_files): ...this method, converting
10275 handle_directive from a callback to a virtual function.
10276 (noop_reader::handle_unknown_directive): New method.
10277 * read-md.h (directive_handler_t): Delete this typedef.
10278 (in_fname): Delete.
10279 (read_md_file): Delete.
10280 (read_md_lineno): Delete.
10281 (read_md_filename): Delete.
10282 (class rtx_reader): New class.
10283 (rtx_reader_ptr): New decl.
10284 (class noop_reader): New subclass of rtx_reader.
10285 (read_char): Reimplement in terms of rtx_reader::read_char.
10286 (unread_char): Reimplement in terms of rtx_reader::unread_char.
10287 (read_md_files): Delete.
10288 * read-rtl.c (read_rtx_code): Update for deletion of globals
10289 read_md_filename and read_md_lineno.
10291 2016-09-21 Jason Merrill <jason@redhat.com>
10293 * input.h (from_macro_definition_at): New.
10295 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
10297 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
10299 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10301 PR tree-optimization/77550
10302 * tree-vect-stmts.c (create_array_ref): Change parameters.
10303 (get_group_alias_ptr_type): New function.
10304 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
10306 2016-09-21 Marek Polacek <polacek@redhat.com>
10308 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
10309 Add falls through comment.
10311 2016-09-21 Richard Biener <rguenther@suse.de>
10313 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
10314 (replace_child): Likewise.
10315 (remove_child_TAG): Adjust.
10316 (move_marked_base_types): Likewise.
10317 (prune_unused_types_prune): Clear die_sib of removed children.
10319 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
10322 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
10323 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
10325 2016-09-21 Richard Biener <rguenther@suse.de>
10327 PR tree-optimization/77648
10328 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
10330 (make_transitive_closure_constraints): Adjust comment.
10331 (make_any_offset_constraints): New function.
10332 (handle_rhs_call): Make sure to first expand a pointer to all
10333 subfields before transitively closing it.
10334 (handle_const_call): Likewise. Properly expand returned
10336 (handle_pure_call): Likewise.
10338 2016-09-21 Richard Biener <rguenther@suse.de>
10339 Jakub Jelinek <jakub@redhat.com>
10341 PR tree-optimization/77621
10342 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
10343 group at non-vectorizable stmts.
10345 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10347 PR tree-optimization/72835
10348 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
10349 (make_new_ssa_for_all_defs): Likewise.
10350 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
10352 2016-09-20 Martin Sebor <msebor@redhat.com>
10354 PR middle-end/49905
10355 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
10356 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
10357 * config/linux.c (gnu_libc_printf_pointer_format): New function.
10358 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
10359 * config/sol2.c (solaris_printf_pointer_format): New function.
10360 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
10362 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
10363 * doc/tm.texi: Regenerate.
10364 * gimple-fold.h (get_range_strlen): New function.
10365 (get_maxval_strlen): Declare existing function.
10366 * gimple-fold.c (get_range_strlen): Add arguments and compute both
10367 maximum and minimum.
10368 (get_range_strlen): Define overload.
10369 (get_maxval_strlen): Adjust.
10370 * gimple-ssa-sprintf.c: New file and pass.
10371 * passes.def (pass_sprintf_length): Add new pass.
10372 * targhooks.h (default_printf_pointer_format): Declare new function.
10373 (gnu_libc_printf_pointer_format): Same.
10374 (solaris_libc_printf_pointer_format): Same.
10375 * targhooks.c (default_printf_pointer_format): Define new function.
10376 * tree-pass.h (make_pass_sprintf_length): Declare new function.
10377 * print-tree.c: Increase buffer size.
10379 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10381 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
10383 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10385 * common.opt: New option -fipa-vrp.
10386 * ipa-cp.c (ipa_get_vr_lat): New.
10387 (ipcp_vr_lattice::print): Likewise.
10388 (print_all_lattices): Call ipcp_vr_lattice::print.
10389 (ipcp_vr_lattice::meet_with): New.
10390 (ipcp_vr_lattice::meet_with_1): Likewise.
10391 (ipcp_vr_lattice::top_p): Likewise.
10392 (ipcp_vr_lattice::bottom_p): Likewsie.
10393 (ipcp_vr_lattice::set_to_bottom): Likewise.
10394 (set_all_contains_variable): Call VR set_to_bottom.
10395 (initialize_node_lattices): Init VR lattices.
10396 (propagate_vr_accross_jump_function): New.
10397 (propagate_constants_accross_call): Call
10398 propagate_vr_accross_jump_function.
10399 (ipcp_store_vr_results): New.
10400 (ipcp_driver): Handle VR.
10401 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
10402 (ipa_set_jf_unknown): Likewise.
10403 (ipa_compute_jump_functions_for_edge): Likewise.
10404 (ipa_node_params_t::duplicate): Likewise.
10405 (ipa_write_jump_function): Likewise.
10406 (ipa_read_jump_function): Likewise.
10407 (write_ipcp_transformation_info): Likewise.
10408 (read_ipcp_transformation_info): Likewise.
10409 (ipcp_update_vr): New.
10410 (ipcp_transform_function): Handle VR.
10411 * ipa-prop.h (struct ipa_vr): New.
10412 * cgraph.c: Include tree-vrp.h.
10413 * cgraphunit.c: Likewise.
10414 * ipa-utils.c: Likewise.
10416 * opts.c: Likewise.
10417 * toplev.c: Likewise.
10418 * ipa-devirt.c: Likewise.
10419 * ipa-inline-transform.c: Likewise.
10420 * ipa-inline.c: Likewise.
10421 * ipa-profile.c: Likewise.
10423 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10425 * doc/invoke.texi: Document -fdump-tree-evrp.
10426 * passes.def: Define new pass_early_vrp.
10427 * timevar.def: Define new TV_TREE_EARLY_VRP.
10428 * tree-pass.h (make_pass_early_vrp): New.
10429 * tree-ssa-propagate.c: Make replace_uses_in non static.
10430 * tree-ssa-propagate.h: Export replace_uses_in.
10431 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
10432 (extract_range_from_assert): Factor out
10433 extract_range_for_var_from_comparison_expr.
10434 (vrp_initialize_lattice): New.
10435 (vrp_initialize): Factor out vrp_initialize_lattice.
10436 (vrp_valueize): Fix it to reject complex value ranges.
10437 (vrp_free_lattice): New.
10438 (evrp_dom_walker::before_dom_children): Likewise.
10439 (evrp_dom_walker::after_dom_children): Likewise.
10440 (evrp_dom_walker::push_value_range): Likewise.
10441 (evrp_dom_walker::pop_value_range): Likewise.
10442 (execute_early_vrp): Likewise.
10443 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
10444 (make_pass_early_vrp): New.
10446 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
10448 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
10449 instead of exact_log2.
10451 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
10454 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
10455 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
10456 (ix86_add_stmt_cost): Penalize DFmode vector operations
10457 for !TARGET_VECTORIZE_DOUBLE.
10459 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
10461 * doc/invoke.texi (Warning Options): Simplify language.
10462 (Optimize Options): Complete sentence.
10464 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
10466 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
10469 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
10472 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
10473 inits on power8 and above, use the VMRGEW instruction instead of a
10476 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
10477 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
10480 2016-09-20 Tamar Christina <tamar.christina@arm.com>
10482 * config/aarch64/arm_neon.h
10483 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
10484 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
10485 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
10487 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
10489 * config/var/vax.h (ELIMINABLE_REGS): Define.
10490 (INITIAL_ELIMINATION_OFFSET): Define.
10492 2016-09-20 Jakub Jelinek <jakub@redhat.com>
10494 PR middle-end/77624
10495 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
10496 cast to void * if the cast is from some other pointer type.
10498 2016-09-20 Richard Biener <rguenther@suse.de>
10500 PR tree-optimization/77646
10501 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
10504 2016-09-20 Tamar Christina <tamar.christina@arm.com>
10506 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
10507 attributes to all inlined functions and make them extern.
10509 2016-09-20 Richard Biener <rguenther@suse.de>
10511 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
10513 * debug.c (do_nothing_debug_hooks): Adjust.
10514 * dbxout.c (dbx_debug_hooks): Likewise.
10515 * sdbout.c (sdb_debug_hooks): Likewise.
10516 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
10517 (dwarf2out_finish): Move producer, filename and
10518 path annotation ...
10519 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
10520 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
10522 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
10525 * doc/invoke.texi: Document -Wint-in-bool-context.
10527 PR middle-end/77421
10528 * dwarf2out.c (output_loc_operands): Fix an assertion.
10530 2016-09-19 Joseph Myers <joseph@codesourcery.com>
10532 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
10533 (CR_DECIMAL_DIG): New macro.
10535 2016-09-19 Joseph Myers <joseph@codesourcery.com>
10537 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
10540 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
10542 PR rtl-optimization/77416
10543 * lra-remat.c (operand_to_remat): Process hard coded insn
10546 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10548 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
10549 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
10551 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
10553 * target.def (lra_p): Wordsmithing.
10554 * doc/tm.texi: Regenerate.
10556 2016-09-19 Jakub Jelinek <jakub@redhat.com>
10557 Jan Hubicka <jh@suse.cz>
10560 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
10561 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
10562 Call ultimate_alias_target just once, not up to 4 times.
10564 2016-09-19 Richard Biener <rguenther@suse.de>
10566 * dwarf2out.c (early_dwarf_finished): New global.
10567 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
10569 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
10570 if called from LTO exit early.
10571 (dwarf2out_late_global_decl): When being during the early
10572 debug phase do not add locations but only const value attributes.
10573 Adjust the way we generate early DIEs for LTO.
10575 2016-09-19 Richard Biener <rguenther@suse.de>
10577 PR middle-end/77605
10578 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
10579 proper niter to bound the loops.
10581 2016-09-19 Richard Biener <rguenther@suse.de>
10583 PR tree-optimization/77514
10584 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
10585 search for folded stmt.
10587 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
10589 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
10590 * tree-pass.h (make_pass_early_thread_jumps): Declare.
10591 * tree-ssa-threadbackward.c (fsm_find_thread_path,
10592 fsm_find_thread_path, profitable_jump_thread_path,
10593 fsm_find_control_statement_thread_paths,
10594 find_jump_threads_backwards): Add speed_p parameter.
10595 (pass_data_early_thread_jumps): New pass.
10596 (make_pass_early_thread_jumps): New function.
10598 2016-09-17 Andreas Schwab <schwab@suse.de>
10600 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
10601 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10603 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
10605 * recog.c (rest_of_handle_split_after_reload): Delete.
10606 (pass_split_after_reload::gate): New method.
10607 (pass_split_after_reload::execute): Call split_all_insns directly.
10609 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
10611 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
10612 parameters for functions taking long long arguments.
10614 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10617 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
10618 splat with truncate.
10620 2016-09-16 Jason Merrill <jason@redhat.com>
10622 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
10624 * hwint.c (exact_log2): Use pow2p_hwi.
10625 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
10626 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
10627 * builtins.c (get_object_alignment_2, get_object_alignment)
10628 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
10630 * calls.c (compute_argument_addresses, store_one_arg): Use
10632 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
10633 * combine.c (force_to_mode): Use least_bit_hwi.
10634 (contains_muldiv, find_split_point, combine_simplify_rtx)
10635 (simplify_if_then_else, simplify_set, force_to_mode)
10636 (if_then_else_cond, simplify_and_const_int_1)
10637 (simplify_compare_const): Use pow2p_hwi.
10638 * cse.c (fold_rtx): Use pow2p_hwi.
10639 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
10641 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
10642 (init_expmed_one_conv): Use pow2p_hwi.
10643 * expr.c (is_aligning_offset): Use pow2p_hwi.
10644 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
10645 (fold_binary_loc): Use pow2p_hwi.
10646 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
10647 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
10648 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
10649 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
10651 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
10652 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
10653 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
10654 * omp-low.c (oacc_loop_fixed_partitions)
10655 (oacc_loop_auto_partitions): Use least_bit_hwi.
10656 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
10657 * stor-layout.c (place_field): Use least_bit_hwi.
10658 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
10659 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
10660 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
10661 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
10662 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
10663 * tree-vect-data-refs.c (vect_analyze_group_access_1)
10664 (vect_grouped_store_supported, vect_grouped_load_supported)
10665 (vect_permute_load_chain, vect_shift_permute_load_chain)
10666 (vect_transform_grouped_load): Use pow2p_hwi.
10667 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
10668 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
10669 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
10671 * tsan.c (instrument_expr): Use least_bit_hwi.
10672 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
10674 2016-09-16 Andreas Schwab <schwab@suse.de>
10676 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
10677 OFFSET, not offset.
10678 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10680 2016-09-16 Jakub Jelinek <jakub@redhat.com>
10683 * combine.c (rest_of_handle_combine): If any edges have been purged,
10684 free dominators if available.
10686 2016-09-16 Jakub Jelinek <jakub@redhat.com>
10687 Eric Botcazou <ebotcazou@adacore.com>
10689 PR middle-end/77594
10690 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
10691 through into expand_addsub_overflow after expand_neg_overflow.
10693 2016-09-15 David Malcolm <dmalcolm@redhat.com>
10695 * diagnostic-show-locus.c
10696 (selftest::test_fixit_insert_containing_newline): New function.
10697 (selftest::test_fixit_replace_containing_newline): New function.
10698 (selftest::diagnostic_show_locus_c_tests): Call the above.
10700 2016-09-15 Bin Cheng <bin.cheng@arm.com>
10702 PR tree-optimization/77503
10703 * tree-vect-loop.c (vectorizable_reduction): Record reduction
10704 code for CONST_COND_REDUCTION at analysis stage and use it at
10706 * tree-vectorizer.h (struct _stmt_vec_info): New field.
10707 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
10708 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
10711 2016-09-15 Richard Biener <rguenther@suse.de>
10713 PR middle-end/77544
10714 * fold-const.c (split_tree): Do not split constant ~X.
10716 2016-09-15 Jakub Jelinek <jakub@redhat.com>
10718 PR rtl-optimization/77425
10719 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
10722 PR middle-end/77475
10723 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
10724 use %qs instead of %s where desirable, use argument instead of arg in
10725 the diagnostic wording, add list of supported strategies and
10727 (ix86_option_override_internal): Emit target("m...") instead of
10728 option("m...") in the diagnostic. Use %qs instead of %s in invalid
10729 -march/-mtune option diagnostic. Add list of supported arches/tunings
10730 and spellcheck hint. Remove prefix, suffix and sw variables, use
10731 main_args_p ? "..." : "..." in diagnostics to make translation
10734 2016-09-15 Richard Biener <rguenther@suse.de>
10736 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
10737 extra offset argument.
10738 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
10739 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
10740 to reflect new offset parameter.
10741 * doc/tm.texi: Regenerate.
10742 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
10743 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
10745 (darwin_asm_output_dwarf_offset): Likewise.
10746 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
10748 (darwin_asm_output_dwarf_offset): Pass offset argument through.
10749 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
10750 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10752 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
10755 * ipa-icf.c (set_alias_uids): New function.
10756 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
10757 all the merged variable's referring aliases.
10759 2016-09-15 Richard Biener <rguenther@suse.de>
10761 PR tree-optimization/77514
10762 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
10763 only forced_stmts sequence.
10765 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
10767 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
10768 * cfgexpand.c (update_alias_info_with_stack_vars): Use
10769 FOR_EACH_SSA_NAME to iterate over SSA variables.
10770 (pass_expand::execute): Likewise.
10771 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
10772 * tree-cfg.c (dump_function_to_file): Likewise.
10773 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
10774 (update_ssa): Likewise.
10775 * tree-ssa-alias.c (dump_alias_info): Likewise.
10776 * tree-ssa-ccp.c (ccp_finalize): Likewise.
10777 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
10778 (create_outofssa_var_map): Likewise.
10779 (coalesce_ssa_name): Likewise.
10780 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
10781 * tree-ssa-pre.c (compute_avail): Likewise.
10782 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
10783 (scc_vn_restore_ssa_info): Likewise.
10784 (free_scc_vn): Likwise.
10785 (run_scc_vn): Likewise.
10786 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
10787 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
10788 * tree-ssa-copy.c (fini_copy_prop): Likewise.
10789 * tree-ssa.c (verify_ssa): Likewise.
10791 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
10793 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
10794 and mips64r2 as default 32-bit and 64-bit architectures.
10795 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
10796 as default 32-bit and 64-bit architectures.
10798 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
10800 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
10803 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10805 * target.def (lra_p): Change commentary (for the manual) for the
10807 * doc/tm.texi: Regenerate.
10809 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10811 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
10812 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
10813 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
10814 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
10816 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10818 * targhooks.c (default_lra_p): Return true instead of false.
10820 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10822 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
10823 hook_bool_void_false.
10824 * config/avr/avr.c: Ditto.
10825 * config/bfin/bfin.c: Ditto.
10826 * config/c6x/c6x.c: Ditto.
10827 * config/cr16/cr16.c: Ditto.
10828 * config/cris/cris.c: Ditto.
10829 * config/epiphany/epiphany.c: Ditto.
10830 * config/fr30/fr30.c: Ditto.
10831 * config/frv/frv.c: Ditto.
10832 * config/h8300/h8300.c: Ditto.
10833 * config/ia64/ia64.c: Ditto.
10834 * config/iq2000/iq2000.c: Ditto.
10835 * config/lm32/lm32.c: Ditto.
10836 * config/m32c/m32c.c: Ditto.
10837 * config/m32r/m32r.c: Ditto.
10838 * config/m68k/m68k.c: Ditto.
10839 * config/mcore/mcore.c: Ditto.
10840 * config/microblaze/microblaze.c: Ditto.
10841 * config/mmix/mmix.c: Ditto.
10842 * config/mn10300/mn10300.c: Ditto.
10843 * config/moxie/moxie.c: Ditto.
10844 * config/msp430/msp430.c: Ditto.
10845 * config/nios2/nios2.c: Ditto.
10846 * config/nvptx/nvptx.c: Ditto.
10847 * config/pa/pa.c: Ditto.
10848 * config/pdp11/pdp11.c: Ditto.
10849 * config/rl78/rl78.c: Ditto.
10850 * config/sparc/sparc.c: Ditto.
10851 * config/spu/spu.c: Ditto.
10852 * config/stormy16/stormy16.c: Ditto.
10853 * config/tilegx/tilegx.c: Ditto.
10854 * config/tilepro/tilepro.c: Ditto.
10855 * config/v850/v850.c: Ditto.
10856 * config/vax/vax.c: Ditto.
10857 * config/visium/visium.c: Ditto.
10858 * config/xtensa/xtensa.c: Ditto.
10860 2016-09-14 Jakub Jelinek <jakub@redhat.com>
10863 * tsan.c: Include target.h.
10864 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
10865 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
10866 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
10867 BUILT_IN_ATOMIC_TEST_AND_SET entries.
10868 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
10870 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
10871 Martin Liska <mliska@suse.cz>
10873 PR middle-end/77574
10874 * predict.c (force_edge_cold): Add braces to a condition.
10876 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
10878 PR rtl-optimization/77289
10879 * lra-constraints.c (get_final_hard_regno): Removed.
10880 (get_hard_regno): Add new parameter final_p.
10881 (get_reg_class): Directly call lra_get_elimination_hard_regno.
10882 (operands_match_p): Adjust call to get_hard_regno.
10883 (uses_hard_regs_p): Likewise.
10884 (process_alt_operands): Likewise.
10886 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
10889 * config/msp430/msp430.c (msp430_start_function): Emit an error
10890 if a function is both weak and specifies an interrupt number.
10892 2016-09-13 Jakub Jelinek <jakub@redhat.com>
10894 PR tree-optimization/77454
10895 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
10896 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
10899 2016-09-13 Tamar Christina <tamar.christina@arm.com>
10901 * config/aarch64/aarch64-builtins.c
10902 (aarch64_init_simd_builtins): Fix builtin type signature printing.
10904 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
10906 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
10907 SFmode and SCmode arguments by reference.
10909 2016-09-13 David Malcolm <dmalcolm@redhat.com>
10911 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
10913 (selftest::test_one_liner_fixit_insert_before): ...this, and update
10914 for renaming of add_fixit_insert to add_fixit_insert_before.
10915 (selftest::test_one_liner_fixit_insert_after): New function.
10916 (selftest::test_one_liner_fixit_validation_adhoc_locations):
10917 Update for renaming of add_fixit_insert to add_fixit_insert_before.
10918 (selftest::test_one_liner_many_fixits): Likewise.
10919 (selftest::test_diagnostic_show_locus_one_liner): Update for
10920 renaming, call new test function.
10921 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
10922 renaming of add_fixit_insert to add_fixit_insert_before.
10923 (selftest::test_fixit_consolidation): Likewise.
10924 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
10926 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
10927 (selftest::test_applying_fixits_insert_before): ...this.
10928 (selftest::test_applying_fixits_insert): Update for renaming of
10929 add_fixit_insert to add_fixit_insert_before.
10930 (selftest::test_applying_fixits_insert_after): New function.
10931 (selftest::test_applying_fixits_insert_after_at_line_end): New
10933 (selftest::test_applying_fixits_insert_after_failure): New function.
10934 (selftest::test_applying_fixits_multiple): Update for renaming of
10935 add_fixit_insert to add_fixit_insert_before.
10936 (selftest::change_line): Likewise.
10937 (selftest::test_applying_fixits_unreadable_file): Likewise.
10938 (selftest::test_applying_fixits_line_out_of_range): Likewise.
10939 (selftest::test_applying_fixits_column_validation): Likewise.
10940 (selftest::test_applying_fixits_column_validation): Likewise.
10941 (selftest::edit_context_c_tests): Update for renamed test function;
10942 call new test functions.
10944 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
10946 PR tree-optimization/77536
10947 PR rtl-optimization/68212
10948 * config/rs6000/rs6000.md (div->recip splitter): Remove
10949 optimize_insn_for_speed_p condition.
10951 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
10953 * optabs.c (prepare_cmp_insn): Update documentation comment.
10955 2016-09-13 Jakub Jelinek <jakub@redhat.com>
10956 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10958 PR middle-end/77475
10959 * opts.h (candidates_list_and_hint): Declare.
10960 * opts-common.c (candidates_list_and_hint): New function.
10961 (cmdline_handle_error): Use it.
10963 2016-09-12 David Malcolm <dmalcolm@redhat.com>
10965 * edit-context.c (edited_line::get_len): New accessor.
10966 (edited_file::print_diff): Split out hunk-printing into...
10967 (edited_file::print_diff_hunk): New method.
10968 (edited_file::print_diff_line): New method.
10970 2016-09-12 Andrew Pinski <apinski@cavium.com>
10972 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
10974 * config/aarch64/aarch64.c (thunderx_tunings): Enable
10975 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
10976 (aarch64_operands_ok_for_ldpstp): Return false if
10977 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
10978 was SImode and the alignment is less than 8 byte.
10979 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
10981 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
10984 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
10986 2016-09-12 Marek Polacek <polacek@redhat.com>
10988 * doc/extend.texi: Use lowercase "boolean".
10989 * doc/invoke.texi: Likewise.
10990 * doc/md.texi: Likewise.
10991 * target.def: Likewise.
10992 * doc/tm.texi: Regenerated.
10994 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10996 PR middle-end/77426
10997 * expmed.c (synth_mult): Delete duplicate mode check.
10999 2016-09-10 Tom de Vries <tom@codesourcery.com>
11002 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
11004 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
11005 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
11007 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
11009 PR rtl-optimization/77289
11010 * lra-constraints.c (get_final_hard_regno): Add support for non hard
11011 register numbers. Remove support for subregs.
11012 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
11013 (get_reg_class): Delete removed get_final_hard_regno() argument.
11014 (uses_hard_regs_p): Call get_final_hard_regno().
11016 2016-09-09 Martin Sebor <msebor@redhat.com>
11020 * pretty-print.c (pp_quoted_string): New function.
11021 (pp_format): Call it for %c and %s directives.
11023 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11025 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
11026 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
11027 INITIAL_ELIMINATION_OFFSET) : Update documentation.
11028 * target.def (frame_pointer_required, can_eliminate): Likewise.
11029 * doc/tm.texi: Regenerated.
11030 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
11032 * df-scan.c (df_hard_reg_init): Likewise.
11033 * ira.c (ira_setup_eliminable_regset): Likewise.
11034 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
11035 init_elim_table): Likewise.
11036 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
11037 set_initial_elim_offsets, update_eliminables,
11038 init_elim_table): Likewise.
11039 * rtlanal.c (get_initial_register_offset): Likewise.
11040 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
11041 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11042 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11043 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11044 * config/fr30/fr30.h: Fix comment.
11045 * config/frv/frv.c: Likewise.
11046 * config/frv/frv.h: Likewise.
11047 * config/ft32/ft32.h: Likewise.
11048 * config/visium/visium.h: Likewise.
11049 * config/pa/pa64-linux.h: Likewise.
11050 * config/v850/v850.h: Likewise.
11051 * config/cris/cris.c: Likewise.
11052 * config/ia64/ia64.h: Likewise.
11053 * config/moxie/moxie.h: Likewise.
11054 * config/m32r/m32r.h: Likewise.
11056 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
11059 * config.in: Regenerate.
11060 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
11062 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
11063 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
11064 static-libmpxwrappers case.
11065 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
11066 MPX_LD_AS_NEEDED_GUARD_POP.
11067 * configure: Regenerate.
11068 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
11069 defined if linker support "--push-state"/"--pop-state".
11071 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
11073 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
11075 2016-09-09 Joseph Myers <joseph@codesourcery.com>
11077 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
11078 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
11079 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
11080 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
11081 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
11082 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
11083 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
11085 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
11086 width macros from TS 18661-1.
11087 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
11089 2016-09-08 Jakub Jelinek <jakub@redhat.com>
11092 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
11093 OMP_CLAUSE_SAFELEN_EXPR.
11095 2016-09-07 David Malcolm <dmalcolm@redhat.com>
11097 * Makefile.in (OBJS): Add substring-locations.o.
11098 * langhooks-def.h (class substring_loc): New forward decl.
11099 (lhd_get_substring_location): New decl.
11100 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
11101 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
11102 * langhooks.c (lhd_get_substring_location): New function.
11103 * langhooks.h (class substring_loc): New forward decl.
11104 (struct lang_hooks): Add field get_substring_location.
11105 * substring-locations.c: New file, taking definition of
11106 format_warning_va and format_warning_at_substring from
11107 c-family/c-format.c, making them non-static.
11108 * substring-locations.h (class substring_loc): Move class here
11109 from c-family/c-common.h. Add and rewrite comments.
11110 (format_warning_va): New decl.
11111 (format_warning_at_substring): New decl.
11112 (get_source_location_for_substring): Add comment.
11114 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
11116 * config/i386/i386.c: Add 'U' suffix to processor feature bits
11117 to avoid -Wnarrowing warning.
11118 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
11119 * opts.c: Likewise for SANITIZER_OPT bitmasks.
11121 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
11123 * config/aarch64/aarch64.c (aarch64_legitimize_address):
11124 Avoid use of base_offset if offset already in range.
11126 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
11128 * config/sh/sh-protos.h (struct sh_atomic_model,
11129 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11130 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11131 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
11132 * config/sh/sh.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): ...here.
11136 Guard with __cplusplus.
11138 2016-09-06 Jakub Jelinek <jakub@redhat.com>
11141 * config/i386/i386.c (ix86_expand_builtin): For builtin with
11142 unsupported or unknown ISA, use expand_call.
11144 2016-09-06 Martin Liska <mliska@suse.cz>
11146 PR gcov-profile/77378
11147 PR gcov-profile/77466
11148 * tree-profile.c (tree_profiling): Detect whether target can use
11149 -fprofile-update=atomic.
11151 2016-09-06 Richard Biener <rguenther@suse.de>
11153 PR tree-optimization/77479
11154 * tree-vrp.c (update_value_range): Extend overflow handling to
11157 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11160 * config/i386/i386.md (isa): Add x64_avx512bw.
11161 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
11162 (kmov_isa): New mode attr.
11163 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
11164 (*zero_extend<mode>si2): Likewise.
11165 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
11167 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
11169 * doc/invoke.texi (SPU Options): nops -> NOPs.
11170 (x86 Options): Ditto.
11172 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11174 PR middle-end/77475
11175 * toplev.c (process_options): Temporarily set input_location
11176 to UNKNOWN_LOCATION around targetm.target_option.override () call.
11178 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
11180 PR rtl-optimization/77452
11181 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
11182 inner-mode reference to a CONST_VECTOR constant in the constant pool.
11184 2016-09-05 Marek Polacek <polacek@redhat.com>
11187 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
11189 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11192 * gensupport.c (alter_output_for_subst_insn): Remove redundant
11193 *insn_out == '*' test. Don't copy unnecessary to yet another
11194 memory buffer, and don't leak it.
11196 PR rtl-optimization/77425
11197 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
11199 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
11201 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
11203 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11205 * common.opt (fdiagnostics-generate-patch): New option.
11206 * diagnostic.c: Include "edit-context.h".
11207 (diagnostic_initialize): Initialize context->edit_context_ptr.
11208 (diagnostic_finish): Delete context->edit_context_ptr.
11209 (diagnostic_report_diagnostic): Add fix-it hints from the
11210 diagnostic to context->edit_context_ptr, if any.
11211 * diagnostic.h (class edit_context): Add forward decl.
11212 (struct diagnostic_context): Add field "edit_context_ptr".
11213 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
11214 -fdiagnostics-generate-patch.
11215 (-fdiagnostics-generate-patch): New item.
11216 * toplev.c: Include "edit-context.h".
11217 (process_options): Set global_dc->edit_context_ptr to a new
11218 edit_context if the options need one.
11219 (toplev::main): Handle -fdiagnostics-generate-patch by using
11220 global_dc->edit_context_ptr.
11222 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11225 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
11226 map and firstprivate clauses on target construct for _Atomic
11228 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
11229 on target construct for _Atomic qualified decls.
11230 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
11232 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
11233 _Atomic qualified arguments not mentioned in uniform clause.
11235 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11237 * Makefile.in (OBJS-libcommon): Add edit-context.o.
11238 * diagnostic-color.c (color_dict): Add "diff-filename",
11239 "diff-hunk", "diff-delete", and "diff-insert".
11240 (parse_gcc_colors): Update default value of GCC_COLORS in comment
11241 to reflect above changes.
11242 * doc/invoke.texi (-fdiagnostics-color): Update description of
11243 default GCC_COLORS, and of the supported capabilities.
11244 * edit-context.c: New file.
11245 * edit-context.h: New file.
11246 * input.c (struct fcache): Add field "missing_trailing_newline".
11247 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
11249 (add_file_to_cache_tab): Likewise.
11250 (fcache::fcache): Likewise.
11251 (get_next_line): Update c->missing_trailing_newline.
11252 (location_missing_trailing_newline): New function.
11253 * input.h (location_missing_trailing_newline): New decl.
11254 * selftest-run-tests.c (selftest::run_tests): Call
11255 edit_context_c_tests.
11256 * selftest.h (edit_context_c_tests): New decl.
11258 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11259 Richard Biener <rguenth@suse.de>
11261 PR tree-optimization/77444
11262 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
11263 as steptype, remove redundant initialization.
11265 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11268 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
11269 (sanopt_optimize_walker): Optimize away
11270 __asan_before_dynamic_init (...) followed by
11271 __asan_after_dynamic_init () without intervening memory loads/stores.
11272 * ipa-pure-const.c (special_builtin_state): Handle
11273 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
11274 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
11276 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11278 * cfg.c (free_original_copy_tables): Replace second assignment of
11279 bb_copy = NULL by bb_original = NULL.
11281 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11284 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
11285 assignment added in r216794.
11287 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11289 * Makefile.in (OBJS): Add typed-splay-tree.o.
11290 * selftest-run-tests.c (selftest::run_tests): Call
11291 typed_splay_tree_c_tests.
11292 * selftest.h (typed_splay_tree_c_tests): New decl.
11293 * typed-splay-tree.c: New file.
11294 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
11295 (typed_splay_tree::max): New method.
11296 (typed_splay_tree::min): New method.
11297 (typed_splay_tree::foreach): New method.
11298 (typed_splay_tree::closure): New struct.
11299 (typed_splay_tree::inner_foreach_fn): New function.
11301 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11303 * ipa-cp.c (ipcp_store_bits_results): Change option name from
11304 -fipa-cp-bit to -fipa-bit-cp.
11306 2016-09-01 Martin Sebor <msebor@redhat.com>
11308 PR tree-optimization/71831
11309 * tree-object-size.h: Return bool instead of the size and add
11310 argument for the size.
11311 * tree-object-size.c (compute_object_offset): Update signature.
11312 (addr_object_size): Same.
11313 (compute_builtin_object_size): Return bool instead of the size
11314 and add argument for the size. Handle POINTER_PLUS_EXPR when
11315 optimization is disabled.
11316 (expr_object_size): Adjust.
11317 (plus_stmt_object_size): Adjust.
11318 (pass_object_sizes::execute): Adjust.
11319 * builtins.c (fold_builtin_object_size): Adjust.
11320 * doc/extend.texi (Object Size Checking): Update.
11321 * ubsan.c (instrument_object_size): Adjust.
11323 2016-09-01 Martin Sebor <msebor@redhat.com>
11325 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
11326 it fits the output of the formatted function regardless of its
11328 * genmodes.c (parser::parse_expr): Same.
11329 * gimplify.c (gimplify_asm_expr): Same.
11330 * passes.c (pass_manager::register_one_dump_file): Same.
11331 * print-tree.c (print_node): Same.
11333 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11335 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
11337 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11339 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
11341 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11343 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
11344 * config/rs6000/vector.md: Ditto.
11345 * config/rs6000/vsx.md: Ditto.
11347 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
11349 * ipa-inline-analysis.c (param_change_prob): Get to the base object
11350 first in all cases.
11352 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11354 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
11355 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
11356 *return_and_restore_gpregs_<mode>_r11,
11357 *return_and_restore_gpregs_<mode>_r12,
11358 *return_and_restore_gpregs_<mode>_r1,
11359 *return_and_restore_fpregs_<mode>_r11,
11360 *return_and_restore_fpregs_<mode>_r12,
11361 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
11362 directly instead of via the "l" constraint. Renumber operands.
11365 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11367 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
11368 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
11369 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
11370 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
11371 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
11372 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
11373 *call_value_nonlocal_darwin64, reload_macho_picbase,
11374 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
11375 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
11376 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
11377 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
11378 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
11379 *save_fpregs_<mode>_r1): Ditto.
11380 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
11381 *return_and_restore_gpregs_spe): Ditto.
11383 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11385 * config/rs6000/rs6000.md
11386 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
11387 the use of the link register.
11388 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
11390 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11391 Michael Meissner <meissner@linux.vnet.ibm.com>
11394 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
11395 reg+reg addressing for TImode.
11396 (rs6000_legitimate_address_p): Only allow register indirect
11397 addressing for TImode, even without TARGET_QUAD_MEMORY.
11399 2016-09-01 Richard Biener <rguenther@suse.de>
11401 PR middle-end/77436
11402 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
11403 check whether the result fits the desired result type.
11405 2016-09-01 Nathan Sidwell <nathan@acm.org>
11407 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
11409 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
11411 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
11413 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
11415 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11417 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
11418 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
11419 for comparisons of integer ZERO_EXTEND against zero.
11421 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
11423 * config/i386/i386.c (ix86_option_override_internal): Also disable the
11424 STV pass if -mstackrealign is enabled.
11426 2016-08-31 Ilya Verbin <iverbin@gmail.com>
11428 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
11431 2016-08-31 David Malcolm <dmalcolm@redhat.com>
11433 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
11434 (layout_range::intersects_line_p): New method.
11435 (test_range_contains_point_for_single_point): Rename to...
11436 (test_layout_range_for_single_point): ...this, and add testing
11437 for layout_range::intersects_line_p.
11438 (test_range_contains_point_for_single_line): Rename to...
11439 (test_layout_range_for_single_line): ...this, and add testing
11440 for layout_range::intersects_line_p.
11441 (test_range_contains_point_for_multiple_lines): Rename to...
11442 (test_layout_range_for_multiple_lines): ...this, and add testing
11443 for layout_range::intersects_line_p.
11444 (layout::layout): Populate m_fixit_hints.
11445 (layout::get_expanded_location): Handle the case of a line-span
11447 (layout::validate_fixit_hint_p): New method.
11448 (get_line_span_for_fixit_hint): New function.
11449 (layout::calculate_line_spans): Add spans for fixit-hints.
11450 (layout::should_print_annotation_line_p): New method.
11451 (layout::print_any_fixits): Drop param "richloc", instead using
11452 validated fixits in m_fixit_hints. Add "const" to hint pointers.
11453 (diagnostic_show_locus): Avoid printing blank annotation lines.
11454 (selftest::test_diagnostic_context::test_diagnostic_context):
11455 Initialize show_column and start_span.
11456 (selftest::test_diagnostic_context::start_span_cb): New static
11458 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
11459 (selftest::diagnostic_show_locus_c_tests): Update for function
11460 renamings. Call test_diagnostic_show_locus_fixit_lines.
11462 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
11464 PR tree-optimization/73714
11465 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
11467 2016-08-31 David Malcolm <dmalcolm@redhat.com>
11469 * selftest.c: Move "namespace selftest {" to top of file,
11470 removing explicit "selftest::" qualifiers throughout.
11472 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
11474 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
11476 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
11477 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
11478 Replace builtin with vector extension.
11479 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
11481 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
11482 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
11483 Replace builtin with vector extension.
11484 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
11485 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
11486 Replace builtin with vector extension.
11487 * config/i386/xmmintrin.h (__m128_u): New type.
11488 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
11489 (_mm_load_ps, _mm_store_ps): Simplify.
11491 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
11493 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
11495 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11497 * diagnostic-show-locus.c (colorizer::begin_state): Support more
11498 than 3 ranges per diagnostic by alternating between color 1 and
11500 (layout::layout): Replace use of rich_location::MAX_RANGES
11501 with richloc->get_num_locations ().
11502 (layout::calculate_line_spans): Replace use of
11503 rich_location::MAX_RANGES with m_layout_ranges.length ().
11504 (layout::print_annotation_line): Handle arbitrary numbers of
11505 ranges in caret-printing by defaulting to '^'.
11506 (selftest::test_one_liner_many_fixits): New function.
11507 (test_diagnostic_show_locus_one_liner): Call it.
11508 * diagnostic.c (diagnostic_initialize): Update for renaming
11509 of rich_location::MAX_RANGES to
11510 rich_location::STATICALLY_ALLOCATED_RANGES.
11511 * diagnostic.h (struct diagnostic_context): Likewise.
11513 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11515 * selftest.c (selftest::named_temp_file::named_temp_file): New
11517 (selftest::temp_source_file::~temp_source_file): Move to...
11518 (selftest::named_temp_file::~named_temp_file): ...here.
11519 (selftest::test_named_temp_file): New function.
11520 (selftest::selftest_c_tests): Call test_named_temp_file.
11521 * selftest.h (class named_temp_file): New class.
11522 (class temp_source_file): Convert to a subclass of named_temp_file.
11524 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
11526 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
11527 USEs of LR_REGNO in returns and sibcalls.
11528 (rs6000_output_mi_thunk): Similar.
11529 (rs6000_sibcall_aix): Similar.
11530 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
11531 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
11532 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
11533 Remove the USE of LR_REGNO from the patterns as well. Delete an
11535 (return_internal_<mode>): Delete.
11537 2016-08-30 Tamar Christina <tamar.christina@arm.com>
11539 * config/aarch64/aarch64-simd.md
11540 (aarch64_ld2<mode>_dreg_le): New.
11541 (aarch64_ld2<mode>_dreg_be): New.
11542 (aarch64_ld2<mode>_dreg): Removed.
11543 (aarch64_ld3<mode>_dreg_le): New.
11544 (aarch64_ld3<mode>_dreg_be): New.
11545 (aarch64_ld3<mode>_dreg): Removed.
11546 (aarch64_ld4<mode>_dreg_le): New.
11547 (aarch64_ld4<mode>_dreg_be): New.
11548 (aarch64_ld4<mode>_dreg): Removed.
11549 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
11551 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11553 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
11554 redundant location param.
11555 (test_one_liner_fixit_remove): Likewise.
11556 (test_one_liner_fixit_replace): Likewise.
11557 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
11558 * gcc-rich-location.c
11559 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
11560 get_range_from_loc. Drop overload taking a const char *.
11561 * gcc-rich-location.h
11562 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
11565 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
11567 * config/linux.c (linux_libc_has_function): Return true on musl.
11569 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
11571 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
11573 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
11575 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
11576 used for abnormal egdes.
11578 2016-08-30 Jakub Jelinek <jakub@redhat.com>
11580 PR tree-optimization/72866
11581 * tree-vect-patterns.c (search_type_for_mask): Turn into
11582 a small wrapper, move all code to ...
11583 (search_type_for_mask_1): ... this new function. Add caching
11584 and adjust recursive calls.
11587 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
11588 instead of lookup_type_die (type_main_variant (type)) even for array
11591 PR middle-end/77377
11592 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
11593 constant pool reference return x instead of c.
11595 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
11597 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
11600 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11603 (selftest::test_make_location_nonpure_range_endpoints): Fix
11606 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11608 * diagnostic-show-locus.c
11609 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
11611 (selftest::test_diagnostic_show_locus_one_liner): Call it.
11612 * input.c (get_pure_location): Move to libcpp/line-map.c.
11613 * input.h (get_pure_location): Convert decl to an inline function
11614 calling implementation in libcpp.
11616 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
11619 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
11620 template for intel asm dialect.
11621 (vec_set_hi_<mode><mask_name>): Ditto.
11623 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11625 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
11626 (selftest::fail_formatted): Likewise.
11628 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11630 * input.c (make_location): Call get_start and get_finish
11631 on the endpoints to avoid storing packed ranges or ad-hoc
11633 (selftest::test_make_location_nonpure_range_endpoints): New function.
11634 (selftest::input_c_tests): Call it.
11635 * input.h (get_start): New inline function.
11637 2016-08-29 Tom de Vries <tom@codesourcery.com>
11640 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
11643 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
11645 * Makefile.in (gcov-iov.h): Add dummy recipe.
11647 2016-08-29 Nathan Sidwell <nathan@acm.org>
11649 * config/nvptx/nvptx.c: #include tree-vrp.h.
11651 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
11654 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
11655 HIGH+LO construct during reload.
11657 2016-08-28 Tom de Vries <tom@codesourcery.com>
11660 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
11661 'sysv_abi va_list' attribute.
11662 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
11663 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
11666 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11668 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
11669 * emit-rtl.c (unshare_all_rtl_1): Adjust.
11670 (unshare_all_rtl_again): Likewise.
11671 * function.c (assign_stack_local_1): Likewise.
11672 (assign_stack_temp_for_type): Likewise.
11674 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11676 * cfgbuild.c (make_edges): Adjust.
11677 * cfgrtl.c (can_delete_label_p): Likewise.
11678 * dwarf2cfi.c (create_trace_edges): Likewise.
11679 * except.c (sjlj_emit_dispatch_table): Likewise.
11680 * function.h (struct expr_status): make x_forced_labels a vector.
11681 * jump.c (rebuild_jump_labels_1): Adjust.
11682 * reload1.c (set_initial_label_offsets): Likewise.
11683 * stmt.c (force_label_rtx): Likewise.
11684 (expand_label): Likewise.
11686 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11688 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
11690 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
11692 PR tree-optimization/71077
11693 PR tree-optimization/68542
11694 * fold-const.c (fold_relational_const): Fix folding of
11695 VECTOR_CST comparisons that have a scalar boolean result type.
11696 (selftest::test_vector_folding): New static function.
11697 (selftest::fold_const_c_tests): Call it.
11699 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
11701 * doc/extend.texi (SPU Built-in Functions): Remove stale
11702 references to material formerly at IBM and Sony.
11704 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
11707 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
11709 2016-08-26 David Malcolm <dmalcolm@redhat.com>
11711 * diagnostic-show-locus.c
11712 (selftest::test_fixit_consolidation): New function.
11713 (selftest::diagnostic_show_locus_c_tests): Call it.
11714 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
11715 constructor based on source_range.
11717 2016-08-26 David Malcolm <dmalcolm@redhat.com>
11719 * diagnostic-color.c (color_dict): Add "fixit-insert" and
11721 (parse_gcc_colors): Update description of default GCC_COLORS.
11722 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
11723 (colorizer::set_fixit_insert): New method.
11724 (colorizer::set_fixit_delete): New method.
11725 (colorizer::get_color_by_name): New method.
11726 (colorizer::STATE_FIXIT_INSERT): New constant.
11727 (colorizer::STATE_FIXIT_DELETE): New constant.
11728 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
11729 fields in favor of new field "m_stop_color". Add fields
11730 "m_fixit_insert" and "m_fixit_delete".
11731 (colorizer::colorizer): Update for above changes. Replace
11732 colorize_start calls with calls to get_color_by_name.
11733 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
11734 STATE_FIXIT_DELETE. Update for field renamings.
11735 (colorizer::finish_state): Simplify by using m_stop_color,
11736 rather than multiple identical "*_ce" fields.
11737 (colorizer::get_color_by_name): New method.
11738 (layout::print_any_fixits): Print insertions and replacements
11739 using the "fixit-insert" color, and deletions using the
11740 "fixit-delete" color.
11741 * doc/invoke.texi (-fdiagnostics-color): Update description of
11742 default GCC_COLORS, and of the supported capabilities.
11744 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
11746 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
11747 current_function_static_stack_size variable with the static
11748 stack frame size of the current function when
11749 flag_stack_usage_info is enabled.
11751 2016-08-26 Nathan Sidwell <nathan@acm.org>
11753 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
11754 assignment inside if condition.
11756 2016-08-26 Richard Biener <rguenther@suse.de>
11758 PR tree-optimization/69047
11759 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
11760 extracts similar to what FRE does.
11761 (non_rewritable_mem_ref_base): Likewise.
11763 2016-08-26 Joseph Myers <joseph@codesourcery.com>
11765 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
11766 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
11767 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11768 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11769 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
11771 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11772 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11773 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11774 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
11775 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11777 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11780 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
11781 reservation duration to 15 cycles.
11782 (cortex_a8_vfp_macs): Likewise.
11783 (cortex_a8_vfp_macd): Likewise.
11784 (cortex_a8_vfp_divs): Likewise.
11785 (cortex_a8_vfp_divd): Likewise.
11787 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11789 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
11790 (aarch_macro_fusion_pair_p): Use above to avoid early return.
11792 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11793 Martin Jambhor <mjambor@suse.cz>
11795 * common.opt: New option -fipa-bit-cp.
11796 * doc/invoke.texi: Document -fipa-bit-cp.
11797 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
11798 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
11799 * tree-ssa-ccp.h: New header file.
11800 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
11801 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
11802 Replace all occurences of tree parameter by two new params: signop, int.
11803 (bit_value_unop_1): Change to bit_value_unop and export it.
11804 Replace all occurences of tree parameter by two new params: signop,
11806 (bit_value_binop): Change call from bit_value_binop_1 to
11808 (bit_value_assume_aligned): Likewise.
11809 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
11810 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
11812 (ccp_finalize): Skip processing if val->mask == 0.
11813 * ipa-cp.c: Include tree-ssa-ccp.h
11814 (ipcp_bits_lattice): New class.
11815 (ipcp_param_lattice (bits_lattice): New member.
11816 (print_all_lattices): Call ipcp_bits_lattice::print.
11817 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
11818 (initialize_node_lattices): Likewise.
11819 (propagate_bits_accross_jump_function): New function.
11820 (propagate_constants_accross_call): Call
11821 propagate_bits_accross_jump_function.
11822 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
11823 (ipcp_store_bits_results): New function.
11824 (ipcp_driver): Call ipcp_store_bits_results.
11825 * ipa-prop.h (ipa_bits): New struct.
11826 (ipa_jump_func): Add new member bits of type ipa_bits.
11827 (ipa_param_descriptor): Change decl to decl_or_type.
11828 (ipa_get_param): Change decl to decl_or_type and assert on
11830 (ipa_get_type): New function.
11831 (ipcp_transformation_summary): New member bits.
11832 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
11833 (ipa_populate_param_decls): Likewise.
11834 (ipa_dump_param): Likewise.
11835 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
11837 (ipa_set_jf_unknown): Set ipa_bits::known to false.
11838 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
11840 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
11841 (ipa_write_jump_function): Add streaming for ipa_bits.
11842 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
11843 (write_ipcp_transformation_info): Add streaming for ipa_bits
11844 summary for ltrans.
11845 (read_ipcp_transfomration_info): Add support for reading streamed
11847 (ipcp_update_bits): New function.
11848 (ipcp_transform_function): Call ipcp_update_bits.
11850 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
11852 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
11853 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
11855 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
11857 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
11859 2016-08-25 Richard Biener <rguenther@suse.de>
11861 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
11862 Only add locations in late dwarf.
11863 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
11864 (dwarf2out_early_finish): But do it here.
11866 2016-08-24 Michael Collison <michael.collison@linaro.org>
11867 Michael Collison <michael.collison@arm.com>
11869 * config/arm/arm-modes.def: Add new condition code mode CC_V
11870 to represent the overflow bit.
11871 * config/arm/arm.c (maybe_get_arm_condition_code):
11872 Add support for CC_Vmode.
11873 (arm_gen_unlikely_cbranch): New function to generate common
11874 rtl conditional branches for overflow patterns.
11875 * config/arm/arm-protos.h: Add prototype for
11876 arm_gen_unlikely_cbranch.
11877 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
11878 addsi3_compareV_upper): New patterns to support signed
11879 builtin overflow add operations.
11880 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
11881 New patterns to support unsigned builtin add overflow operations.
11882 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
11883 builtin overflow subtract operations,
11884 (usubv<mode>4): New patterns to support unsigned builtin subtract
11885 overflow operations.
11886 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
11887 to support builtin overflow negate operations.
11889 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11892 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11894 * explow.c (get_dynamic_stack_size): Take known alignment of stack
11895 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
11898 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
11900 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
11901 MULTILIB_OPTIONS should be used. Small wording fixes.
11902 * genmultilib: Memorize set of all option combinations in
11903 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
11904 found in MULTILIB_OPTIONS by checking if option set is listed in
11905 combination_space. Output new and existing error message to stderr.
11907 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
11909 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
11910 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
11911 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
11912 (MULTILIB_REUSE): Remove reuse rules for option set including
11913 -mfpu=fp-armv8 and -mfpu=vfpv4
11915 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
11917 * config/arm/t-rtems: Add vfp multilib.
11919 2016-08-23 Ian Lance Taylor <iant@golang.org>
11921 * config/s390/s390.c (s390_asm_file_start): Call
11922 default_file_start.
11924 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11926 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
11927 initialization of all 0's to the 0 constant, instead of directly
11928 generating XOR. Add support for V4SImode vector initialization on
11929 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
11930 initialization. Change variables used in V4SFmode vector
11931 intialization. For V4SFmode vector splat on ISA 3.0, make sure
11932 any memory addresses are in index form. Add support for using
11933 VSPLTH/VSPLTB to initialize vector short and vector char vectors
11934 with all of the same element.
11935 (regno_or_subregno): New helper function to return a register
11936 number for either REG or SUBREG.
11937 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
11938 Use regno_or_subregno where possible.
11939 (rs6000_split_v4si_init_di_reg): New helper function to build up a
11940 DImode value from two SImode values in order to generate V4SImode
11941 vector initialization on 64-bit systems with direct move.
11942 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
11944 (rtx_is_swappable_p): V4SImode vector initialization insn is not
11946 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
11948 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
11949 attributes to initialize V8HImode and V16QImode vectors with the
11951 (VSX_SPLAT_COUNT): Likewise.
11952 (VSX_SPLAT_SUFFIX): Likewise.
11953 (UNSPEC_VSX_VEC_INIT): New unspec.
11954 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
11955 Allow SFmode values to come from Altivec registers.
11956 (vsx_init_v4si): New insn/split for V4SImode vector initialization
11957 on 64-bit systems with direct move.
11958 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
11959 vector initializations, to allow V4SImode vector initializations
11960 on 64-bit systems with direct move.
11961 (vsx_splat_v4si): Likewise.
11962 (vsx_splat_v4si_di): Likewise.
11963 (vsx_splat_v4sf): Likewise.
11964 (vsx_splat_v4sf_internal): Likewise.
11965 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
11967 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
11968 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
11969 initializing V8HImode and V16QImode vectors with the same
11971 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
11972 optimization if -maltivec=be.
11974 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
11976 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
11977 attribute for alternatives 3 and 4.
11979 2016-08-23 David Malcolm <dmalcolm@redhat.com>
11981 * selftest.c (selftest::assert_str_contains): New function.
11982 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
11983 * selftest.h (selftest::assert_str_contains): New decl.
11984 (ASSERT_STR_CONTAINS): New macro.
11986 2016-08-23 Richard Biener <rguenther@suse.de>
11988 PR tree-optimization/77286
11989 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
11991 (vect_transform_loop): Split exit edges of loop and scalar
11992 loop if required and at the appropriate time.
11994 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11996 * explow.c (get_dynamic_stack_size): Take known alignment of stack
11997 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
11999 Correct a typo in a comment.
12001 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12003 * config/s390/s390.md ("*andc_split"): New splitter for and with
12006 2016-08-23 Richard Biener <rguenther@suse.de>
12008 PR tree-optimization/27336
12009 * tree-vrp.c (infer_value_range): Handle stmts that can throw
12010 by looking for a non-EH edge.
12011 (process_assert_insertions_for): Likewise.
12013 2016-08-23 Richard Biener <rguenther@suse.de>
12015 PR middle-end/77305
12016 * statistics.c (statistics_counter_event): Robustify against
12019 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12021 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
12022 for targets amdfam10 and barcelona.
12024 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
12026 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
12027 (zero_extend<mode>di2): Ditto.
12028 (*zero_extend<mode>si2): Ditto.
12029 (*zero_extendqihi2): Ditto.
12031 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12033 PR middle-end/77269
12034 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
12035 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
12037 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
12039 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
12040 identical consecutive elements.
12041 [SSA_NAME]: Print the name's def stmt on its own line. When printing
12042 the node's def stmt, avoid printing an unwanted trailing newline by
12043 replacing the call to print_gimple_stmt() with its inlined body and
12044 adjusting it to not set pp_needs_newline and to call pp_flush()
12045 instead of pp_newline_and_flush().
12047 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12049 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
12050 (float32_type_node, float64_type_node, float32x_type_node)
12051 (float128x_type_node): New macros.
12052 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
12053 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
12054 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
12055 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
12056 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
12057 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
12058 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
12059 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
12060 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
12061 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
12062 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
12063 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
12064 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
12065 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
12066 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
12067 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
12068 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
12069 (copysign, fabs, huge_val, inf, nan, nans): Use it.
12070 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
12072 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
12073 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
12074 * doc/extend.texi (Other Builtins): Document these built-in
12076 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
12079 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
12081 * doc/install.texi (Binaries): www.opencsw.org now uses https.
12083 2016-08-22 Richard Biener <rguenther@suse.de>
12085 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
12087 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
12090 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
12091 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
12092 non-SSE2 athlons only, otherwise prefer SSE prefetches.
12094 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12096 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
12097 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
12098 (vrp_visit_switch_stmt): Likewise.
12099 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
12100 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
12101 (vrp_visit_stmt): Use extract_range_from_stmt.
12102 (vrp_visit_phi_node): Use extract_range_from_phi_node.
12104 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12106 * Makefile.in: Add tree-vrp.h to GTFILES.
12107 * gengtype.c (open_base_files): Add tree-vrp.h.
12108 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
12109 * builtins.c: Likewise.
12110 * fold-const.c: Likewise.
12111 * gimple-builder.c: Likewise.
12112 * gimple-laddress.c: Likewise.
12113 * hsa-gen.c: Likewise.
12114 * internal-fn.c: Likewise.
12116 * targhooks.c: Liewise,
12117 * tree-ssa-address.c: Likewise.
12118 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
12119 * tree-vrp.c (struct value_range): Move to tree-vrp.h
12120 * tree-vrp.h: New file.
12122 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12124 PR tree-optimization/61839
12125 * tree-vrp.c (two_valued_val_range_p): New.
12126 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
12127 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
12128 Also Convert VAR BINOP CST where VAR is two-valued to
12129 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
12131 2016-08-19 David Malcolm <dmalcolm@redhat.com>
12133 * diagnostic-show-locus.c
12134 (layout::annotation_line_showed_range_p): New method.
12135 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
12136 Reimplement case fixit_hint::REPLACE to cover removals, and
12137 replacements where the range of the replacement isn't one
12138 of the ranges in the rich_location.
12139 (test_one_liner_fixit_replace): Likewise.
12140 (selftest::test_one_liner_fixit_replace_non_equal_range): New
12142 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
12144 (selftest::test_diagnostic_show_locus_one_liner): Call the new
12146 * diagnostic.c (print_parseable_fixits): Remove case
12147 fixit_hint::REMOVE.
12149 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
12152 * config/i386/i386.c (ix86_option_override_internal): Remove
12153 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
12154 Enable SSE prefetch also for TARGET_PREFETCHWT1.
12155 Do not try to enable TARGET_PRFCHW ISA flag here.
12156 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
12157 Rewrite expander function body.
12158 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
12160 2016-08-19 Joseph Myers <joseph@codesourcery.com>
12163 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
12164 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
12165 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
12166 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
12167 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
12168 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
12169 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
12170 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
12171 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
12173 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
12175 (struct floatn_type_info): New structure type.
12176 (floatn_nx_types): New variable declaration.
12177 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
12178 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
12179 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
12180 * tree.c (floatn_nx_types): New variable.
12181 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
12182 corresponding complex types.
12183 * target.def (floatn_mode): New hook.
12184 * targhooks.c: Include "real.h".
12185 (default_floatn_mode): New function.
12186 * targhooks.h (default_floatn_mode): New prototype.
12187 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
12189 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
12190 effective-target and dg-add-options keywords.
12191 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
12192 Document new effective-target keywords.
12193 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
12194 * doc/tm.texi: Regenerate.
12195 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
12196 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
12197 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
12199 * real.h (struct real_format): Add field ieee_bits.
12200 * real.c (ieee_single_format, mips_single_format)
12201 (motorola_single_format, spu_single_format, ieee_double_format)
12202 (mips_double_format, motorola_double_format)
12203 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
12204 (ieee_extended_intel_128_format)
12205 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
12206 (mips_extended_format, ieee_quad_format, mips_quad_format)
12207 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
12208 (decimal_double_format, decimal_quad_format, ieee_half_format)
12209 (arm_half_format, real_internal_format: Initialize ieee_bits
12211 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
12212 float128_type_node. Set float80_type_node to float64x_type_node
12213 if appropriate and long_double_type_node not appropriate.
12214 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
12215 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
12216 Initialize ieee_bits field.
12217 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
12218 (rs6000_init_builtins): Set ieee128_float_type_node to
12219 float128_type_node.
12220 (rs6000_floatn_mode): New function.
12222 2016-08-19 Jakub Jelinek <jakub@redhat.com>
12224 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
12225 _rdseed64_step): Uglify argument names and/or local variable names
12226 in inline functions.
12227 * config/i386/rtmintrin.h (_xabort): Likewise.
12228 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
12229 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
12230 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
12231 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
12232 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
12233 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
12234 _mm_maskz_ternarylogic_epi32): Likewise.
12235 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
12236 __lwpins32, __lwpins64): Likewise.
12237 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
12238 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
12239 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
12240 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
12241 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
12242 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
12243 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
12244 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
12245 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
12246 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
12247 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
12248 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
12249 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
12250 _mm256_mask_i64gather_epi32): Likewise.
12251 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
12252 * config/i386/ia32intrin.h (__writeeflags): Likewise.
12253 * config/i386/pkuintrin.h (_wrpkru): Likewise.
12254 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
12255 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
12256 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
12257 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
12258 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
12259 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
12260 _mm512_mask_prefetch_i64scatter_ps): Likewise.
12261 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
12262 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
12263 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
12264 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
12265 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
12266 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
12267 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
12268 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
12270 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
12272 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
12273 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
12275 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
12276 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
12278 (_rdpkru_u32): Add space after function name.
12280 * config/i386/t-i386 (i386-c.o): Don't depend on
12281 i386-builtin-types.inc.
12282 (i386.o): Depend on i386-builtin-types.inc.
12284 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
12287 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
12288 Use const_vec_duplicate to check for duplicated elements.
12290 2016-08-19 Richard Biener <rguenther@suse.de>
12292 PR tree-optimization/77290
12293 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12294 Fix flag_tree_parallelize_loops check.
12296 2016-08-19 Richard Biener <rguenther@suse.de>
12298 * match.pd (x | 0 -> x): Add.
12300 2016-08-19 Richard Biener <rguenther@suse.de>
12302 PR tree-optimization/77286
12303 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
12304 Deal with virtual PHIs being out-of-order.
12306 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12308 * doc/invoke.texi (fverbose-asm): Note that source code lines
12309 are emitted, and provide an example.
12310 * final.c (asm_show_source): New function.
12311 (final_scan_insn): Call asm_show_source.
12313 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12315 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
12316 param with diagnostic_kind.
12317 (class colorizer): Similarly replace field m_diagnostic with
12319 (colorizer::colorizer): Replace diagnostic
12320 param with diagnostic_kind.
12321 (colorizer::begin_state): Update for above field change.
12322 (layout::layout): Replace diagnostic param with rich_location *
12323 and diagnostic_kind.
12324 (diagnostic_show_locus): Replace diagnostic param with richloc
12325 and diagnostic_kind.
12326 (class selftest::test_diagnostic_context): New class.
12327 (selftest::test_diagnostic_show_locus_unknown_location): New
12329 (selftest::test_one_liner_simple_caret): New function.
12330 (selftest::test_one_liner_caret_and_range): New function.
12331 (selftest::test_one_liner_multiple_carets_and_ranges): New
12333 (selftest::test_one_liner_fixit_remove): New function.
12334 (selftest::test_one_liner_fixit_replace): New function.
12335 (selftest::test_diagnostic_show_locus_one_liner): New function.
12336 (selftest::diagnostic_show_locus_c_tests): Call the new test
12338 * diagnostic.c (diagnostic_initialize): Initialize
12339 colorize_source_p, show_ruler_p and parseable_fixits_p.
12340 (default_diagnostic_finalizer): Update for change to
12341 diagnostic_show_locus.
12342 (diagnostic_append_note): Likewise.
12343 * diagnostic.h (diagnostic_show_locus): Replace
12344 const diagnostic_info * param with location * and diagnostic_t.
12346 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12348 * input.c (saved_line_table): New global.
12349 (class selftest::temp_line_table): Rename to line_table_test and
12350 move declaration to selftest.h, and drop field m_old_line_table.
12351 (selftest::temp_line_table::temp_line_table): Rename ctor to...
12352 (selftest::line_table_test::line_table_test): ...this. Add a
12353 default ctor. Store current value of line_table within
12355 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
12356 (selftest::line_table_test::~line_table_test): ...this, and
12357 restore line_table from the saved_line_table, rather than
12359 (selftest::test_accessing_ordinary_linemaps): Update for above
12361 (selftest::test_lexer): Likewise.
12362 (struct selftest::lexer_test): Likewise.
12363 (selftest::lexer_test::lexer_test): Likewise.
12364 (selftest::input_c_tests): Move the looping over test cases from
12366 (selftest::for_each_line_table_case): New function.
12367 * input.h (saved_line_table): New decl.
12368 * selftest.h (struct selftest::line_table_case): New forward decl.
12369 (class selftest::line_table_test): New class, moved here from
12370 selftest::temp_line_table in input.c, and renamed.
12371 (selftest::for_each_line_table_case): New decl.
12373 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
12376 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
12378 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
12380 PR middle-end/70895
12381 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
12382 enclosing parallel construct for reduction variables on OpenACC loop
12385 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
12387 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
12388 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
12390 (function_to_dwarf_procedure): Update comment.
12392 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12394 * input.c (diagnostics_file_cache_forcibly_evict_file): New
12396 * input.h (diagnostics_file_cache_forcibly_evict_file): New
12398 * selftest.c (selftest::temp_source_file::~temp_source_file):
12399 Evict m_filename from the diagnostic file cache.
12401 2016-08-18 Richard Biener <rguenther@suse.de>
12403 * tree-pass.h (make_pass_materialize_all_clones): Declare.
12404 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
12405 make_pass_materialize_all_clones): New simple IPA pass encapsulating
12406 clone materialization.
12407 * passes.def (all_late_ipa_passes): Start with
12408 pass_materialize_all_clones.
12409 * cgraphunit.c (symbol_table::compile): Remove call to
12410 materialize_all_clones.
12411 * tree-into-ssa.c: Include statistics.h.
12412 (update_ssa): Count number of times we do incremental/rewrite
12415 2016-08-18 Richard Biener <rguenther@suse.de>
12417 PR tree-optimization/77282
12418 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12419 When doing auto-parallelizing also prevent use of PHIs that
12420 carry dependences across loop backedges.
12422 2016-08-18 Tamar Christina <tamar.christina@arm.com>
12423 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12425 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
12427 2016-08-18 Richard Biener <rguenther@suse.de>
12429 * ssa-iterators.h (ssa_vuse_operand): New inline.
12430 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
12431 (predicate_all_scalar_phis): Use remove_phi_node to remove
12432 phi nodes predicated. Delay removing virtual PHIs.
12433 (predicate_mem_writes): Update virtual operands.
12434 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
12435 (tree_if_conversion): Do not rewrite virtual SSA form.
12436 * tree-phinodes.c (release_phi_node): Make static.
12437 * tree-phinodes.h (release_phi_node): Remove.
12439 2016-08-18 Jakub Jelinek <jakub@redhat.com>
12441 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
12442 codes that appear in bdesc_* arrays, instead include i386-builtin.def
12443 twice to define those.
12444 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
12445 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
12446 bdesc_multi_arg): Define by including i386-builtin.def the third time.
12447 * config/i386/i386-builtin.def: New file.
12449 2016-08-17 David Malcolm <dmalcolm@redhat.com>
12451 * input.c (get_source_range_for_char): Rename to...
12452 (selftest::get_source_range_for_char): ...this, and move within
12453 the #if CHECKING_P guard.
12454 (get_num_source_ranges_for_substring): Rename to...
12455 (selftest::get_num_source_ranges_for_substring): ...this, move
12456 within the #if CHECKING_P guard, and make static.
12457 (selftest::assert_num_substring_ranges): Initialize
12460 2016-08-18 Alan Modra <amodra@gmail.com>
12462 PR rtl-optimization/72771
12463 * reload.c (find_reloads): Don't assume that a subreg mem is OK
12464 when find_reloads_toplev returns address_reloaded==-1.
12465 (alternative_allows_const_pool_ref): Update comment.
12467 2015-08-17 Alan Hayward <alan.hayward@arm.com>
12469 PR tree-optimization/71752
12470 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
12471 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
12473 2016-08-17 Jakub Jelinek <jakub@redhat.com>
12475 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
12476 instead of testing ECF_NORETURN bit in gimple_call_flags.
12477 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
12478 * predict.c (tree_bb_level_predictions): Likewise.
12479 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
12481 PR middle-end/77259
12482 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
12483 turning a call into __builtin_unreachable-like noreturn call, adjust
12484 gimple_call_set_fntype.
12485 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
12486 gimple_call_fntype has void return type.
12488 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
12490 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
12491 maybe_lookup_decl, to handle nested acc loop directives.
12493 2016-08-17 Richard Biener <rguenther@suse.de>
12495 PR tree-optimization/76490
12496 * tree-vrp.c (update_value_range): Preserve overflow infinities
12497 when intersecting with ranges from get_range_info.
12498 (operand_less_p): Handle overflow infinities correctly.
12499 (value_range_constant_singleton): Use vrp_operand_equal_p
12500 to handle overflow max/min correctly.
12501 (vrp_valueize): Likewise.
12502 (union_ranges): Likewise.
12503 (intersect_ranges): Likewise.
12504 (vrp_visit_phi_node): Improve iteration limitation to only
12505 apply when we'll possibly re-visit the PHI via a changed argument
12508 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
12510 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
12511 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
12512 rather than those that should not be built.
12514 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
12517 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
12519 2016-08-17 Richard Biener <rguenther@suse.de>
12521 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
12522 (verify_vssa): New function verifying virtual SSA form.
12523 (verify_ssa): Call it.
12524 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
12525 Do not apply loop-closed SSA handling to virtuals.
12526 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
12527 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
12528 when rewriting their symbol.
12529 (prepare_def_site_for): Likewise.
12530 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
12531 operands of moved stmts.
12533 2016-08-17 Richard Biener <rguenther@suse.de>
12535 PR tree-optimization/23855
12536 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
12537 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
12538 find guards to hoist. Do not update SSA form but rewrite virtuals
12539 into loop closed SSA.
12540 (find_loop_guard): Adjust to skip already hoisted guards. Do
12541 not mark virtuals for renaming or update SSA form.
12543 2016-08-17 Martin Liska <mliska@suse.cz>
12545 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
12546 a LONG_LONG_TYPE_SIZE comparison.
12547 * gcov-io.h: Remove macro definitions.
12548 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
12549 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
12552 2016-08-16 Jakub Jelinek <jakub@redhat.com>
12554 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
12555 that builtins not mentioned in bdesc_* arrays come first, then
12556 the ones mentioned in bdesc_* arrays in the order they appear in
12557 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
12558 IX86_BUILTIN__BDESC_*_LAST enumerator.
12559 (bdesc_mpx): Fix up a comment typo.
12560 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
12561 __builtin_ia32_vpcomneu[bwdq] builtins.
12562 (BDESC_VERIFY, BDESC_VERIFYS): Define.
12563 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
12564 enum ix86_builtins ordering.
12565 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
12566 for direct bdesc_* array member access instead of searching all the
12567 arrays until an fcode match is found.
12569 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
12571 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
12572 pattern as define_insn_and_split. Split insn before reload to
12574 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
12575 <shift_insn><mode>3_1.
12576 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
12577 <rotate_insn><mode>3_1.
12579 2016-08-16 David Malcolm <dmalcolm@redhat.com>
12582 * input.c (get_source_range_for_substring): Rename to...
12583 (get_source_location_for_substring): ...this, adding param
12584 "caret_idx", and converting output param from source_range * to
12586 (get_source_range_for_char): New function.
12587 (get_num_source_ranges_for_substring): Update comment to reflect
12589 (assert_char_at_range): Update to use get_source_range_for_char
12590 rather than get_source_range_for_substring.
12591 (test_lexer_string_locations_concatenation_2): Likewise.
12592 * substring-locations.h (get_source_range_for_substring): Rename
12594 (get_source_location_for_substring): ...this, and adding param
12595 "caret_idx", and converting output param from source_range * to
12598 2016-08-16 David Malcolm <dmalcolm@redhat.com>
12600 * input.c (class selftest::temp_source_file): Move to
12602 (selftest::temp_source_file::temp_source_file): Move to
12604 (selftest::temp_source_file::~temp_source_file): Likewise.
12605 * selftest.c (selftest::temp_source_file::temp_source_file): Move
12607 (selftest::temp_source_file::~temp_source_file): Likewise.
12608 * selftest.h (class selftest::temp_source_file): Move here from
12611 2016-08-16 Jakub Jelinek <jakub@redhat.com>
12614 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
12615 inlining, add cgraph edge for the added __builtin_unreachable call.
12617 PR middle-end/67485
12618 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
12619 only cast it to SHWI for the final comparison.
12621 2016-08-16 Martin Liska <mliska@suse.cz>
12623 PR gcov-profile/36412
12624 * doc/gcov.texi: Document --hash-filenames(-x).
12625 * gcov.c (print_usage): Add the option.
12626 (process_args): Process the option, sort options alphabetically.
12627 (md5sum_to_hex): New function.
12628 (make_gcov_file_name): Do the md5sum and append it to a
12631 2016-08-16 Bin Cheng <bin.cheng@arm.com>
12633 PR tree-optimization/69848
12634 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
12635 and swtich operands to avoid additional NOT instruction.
12636 (vcond<v_cmp_mixed><mode>): Ditto.
12637 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
12639 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
12641 * doc/install.texi (*-*-solaris2*): Adjust latest change.
12643 2016-08-16 Richard Biener <rguenther@suse.de>
12645 PR tree-optimization/76783
12646 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
12647 BB visited flags at start.
12649 2016-08-16 Bin Cheng <bin.cheng@arm.com>
12651 PR tree-optimization/72817
12652 PR tree-optimization/73450
12653 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
12654 multiple_of_p for adjusted IV.base.
12656 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
12659 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
12660 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
12661 for !flag_finite_math_only or flag_signed_zeros.
12662 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
12663 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
12664 depend on flag_finite_math_only.
12665 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
12667 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
12668 (*ieee_smin<mode>3): Ditto.
12669 (*ieee_smax<mode>3): Ditto.
12670 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
12671 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
12673 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
12674 depend on flag_finite_math_only.
12675 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
12676 (*mmx_<code>v2sf3): Remove.
12677 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
12678 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
12679 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
12681 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
12683 PR rtl-optimization/73650
12684 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
12685 it is not a simple move.
12687 2016-08-15 Martin Liska <mliska@suse.cz>
12690 * gcc.c (do_spec_1): Call save_string with the right size.
12691 (save_string): Do an assert about string we copy.
12693 2016-08-15 Richard Biener <rguenther@suse.de>
12695 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
12696 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
12698 (pass_data_stv): Likewise.
12700 2016-08-15 Richard Biener <rguenther@suse.de>
12702 PR tree-optimization/73434
12703 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
12704 TBAA info on the base when forwarding a non-invariant address.
12706 2016-08-15 Jakub Jelinek <jakub@redhat.com>
12708 * dwarf2out.c (struct checksum_attributes): Add
12709 at_string_length_bit_size and at_string_length_byte_size fields.
12710 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
12711 and DW_AT_string_length_byte_size.
12712 (die_checksum_ordered): Handle at_string_length_bit_size and
12713 at_string_length_byte_size.
12714 (gen_array_type_die): For dwarf_version >= 5 emit
12715 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
12716 (adjust_string_types): For dwarf_version >= 5 remove
12717 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
12718 (resolve_addr): Likewise.
12721 * dwarf2out.c (string_types): New variable.
12722 (gen_array_type_die): Change early_dwarf handling of
12723 DW_AT_string_length, create DW_OP_call4 referencing the
12724 length var temporarily. Handle parameters that are pointers
12726 (adjust_string_types): New function.
12727 (gen_subprogram_die): Temporarily set string_types to local var,
12728 call adjust_string_types if needed.
12729 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
12731 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
12733 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
12735 * doc/install.texi (*-*-solaris2*): Fix version number and document
12736 requirement on GNU make for building libjava with the Solaris linker.
12738 2016-08-15 Martin Liska <mliska@suse.cz>
12739 Jakub Jelinek <jakub@redhat.com>
12741 PR tree-optimization/72824
12742 * tree-loop-distribution.c (const_with_all_bytes_same)
12743 <case VECTOR_CST>: Fix a typo.
12745 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
12748 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
12749 Renamed from _mm512_undefined_si512.
12750 (_mm_undefined_si512): New definition.
12752 2016-08-13 Richard Biener <rguenther@suse.de>
12754 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
12755 into PHIs and update the lattice for its def.
12757 2016-08-12 Jakub Jelinek <jakub@redhat.com>
12760 * ubsan.c (instrument_si_overflow): Pass true instead of false
12762 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
12763 of bbs. Return TODO_cleanup_cfg if any returned true.
12765 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12767 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
12768 ISA 3.0 MTVSRDD instruction.
12769 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
12772 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
12774 PR tree-optimization/71083
12775 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
12776 bitfield access when possible.
12778 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
12780 PR middle-end/71654
12781 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
12782 sign-changing cast from a shorter unsigned type to a wider
12785 2016-08-12 Jakub Jelinek <jakub@redhat.com>
12787 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
12788 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
12789 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
12791 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12793 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
12794 Correct costs for vec_construct.
12796 2016-08-12 Bin Cheng <bin.cheng@arm.com>
12798 PR tree-optimization/69848
12799 * tree-vectorizer.h (enum vect_def_type): New condition reduction
12800 type CONST_COND_REDUCTION.
12801 * tree-vect-loop.c (vectorizable_reduction): Support new condition
12802 reudction type CONST_COND_REDUCTION.
12804 2016-08-12 Richard Biener <rguenther@suse.de>
12806 PR tree-optimization/57326
12807 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
12808 returning an SSA name.
12809 (phi_translate_1): When fully_constant_expression returns a NAME
12810 make sure we have a leader for it.
12812 2016-08-12 Martin Liska <mliska@suse.cz>
12813 Adam Fineman <afineman@afineman.com>
12815 * gcov.c (process_file): Create .gcov file when .gcda
12818 2016-08-12 Marek Polacek <polacek@redhat.com>
12821 * alias.c (find_base_value): Adjust fall through comment.
12822 * cfgexpand.c (expand_debug_expr): Likewise.
12823 * combine.c (find_split_point): Likewise.
12824 (expand_compound_operation): Likewise. Add FALLTHRU.
12825 (make_compound_operation): Adjust fall through comment.
12826 (canon_reg_for_combine): Add FALLTHRU.
12827 (force_to_mode): Adjust fall through comment.
12828 (simplify_shift_const_1): Likewise.
12829 (simplify_comparison): Likewise.
12830 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
12832 * config/aarch64/predicates.md: Likewise.
12833 * config/i386/i386.c (function_arg_advance_32): Likewise.
12834 (ix86_gimplify_va_arg): Likewise.
12835 (print_reg): Likewise.
12836 (ix86_print_operand): Likewise.
12837 (ix86_build_const_vector): Likewise.
12838 (ix86_expand_branch): Likewise.
12839 (ix86_sched_init_global): Adjust fall through comment.
12840 (ix86_expand_args_builtin): Add FALLTHRU.
12841 (ix86_expand_builtin): Likewise.
12842 (ix86_expand_vector_init_one_var): Likewise.
12843 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
12844 (rs6000_adjust_cost): Likewise.
12845 (insn_must_be_first_in_group): Likewise.
12846 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
12847 * dbxout.c (dbxout_symbol): Adjust fall through comment.
12848 * df-scan.c (df_uses_record): Likewise.
12849 * dojump.c (do_jump): Add FALLTHRU.
12850 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
12852 (resolve_args_picking_1): Adjust fall through comment.
12853 (loc_list_from_tree_1): Likewise.
12854 * expmed.c (make_tree): Likewise.
12855 * expr.c (expand_expr_real_2): Add FALLTHRU.
12856 (expand_expr_real_1): Likewise. Adjust fall through comment.
12857 * fold-const.c (const_binop): Adjust fall through comment.
12858 (fold_truth_not_expr): Likewise.
12859 (fold_cond_expr_with_comparison): Add FALLTHRU.
12860 (fold_binary_loc): Likewise.
12861 (contains_label_1): Adjust fall through comment.
12862 (multiple_of_p): Likewise.
12863 * gcov-tool.c (process_args): Add FALLTHRU.
12864 * genattrtab.c (check_attr_test): Likewise.
12865 (write_test_expr): Likewise.
12866 * genconfig.c (walk_insn_part): Likewise.
12867 * genpreds.c (validate_exp): Adjust fall through comment.
12868 (needs_variable): Likewise.
12869 * gensupport.c (get_alternatives_number): Add FALLTHRU.
12870 (subst_dup): Likewise.
12871 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
12872 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
12873 (gimplify_scan_omp_clauses): Add FALLTHRU.
12874 (goa_stabilize_expr): Likewise.
12875 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
12877 * hsa-gen.c (get_address_from_value): Likewise.
12878 * ipa-icf.c (sem_function::hash_stmt): Likewise.
12879 * ira.c (ira_setup_alts): Add FALLTHRU.
12880 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
12882 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
12883 * opts.c (common_handle_option): Likewise.
12884 * read-rtl.c (read_rtx_code): Likewise.
12885 * real.c (round_for_format): Likewise.
12886 * recog.c (asm_operand_ok): Likewise.
12887 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
12888 * reload1.c (set_label_offsets): Likewise.
12889 (eliminate_regs_1): Likewise.
12890 (reload_reg_reaches_end_p): Likewise.
12891 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
12892 (rtx_cost): Likewise.
12893 * sched-rgn.c (is_exception_free): Likewise.
12894 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
12895 * stor-layout.c (int_mode_for_mode): Likewise.
12896 * toplev.c (print_to_asm_out_file): Likewise.
12897 (print_to_stderr): Likewise.
12898 * tree-cfg.c (gimple_verify_flow_info): Likewise.
12899 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
12900 (chrec_fold_multiply): Likewise.
12901 (evolution_function_is_invariant_rec_p): Likewise.
12902 (for_each_scev_op): Likewise.
12903 * tree-data-ref.c (siv_subscript_p): Likewise.
12904 (get_references_in_stmt): Likewise.
12905 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
12906 (substitute_in_expr): Likewise.
12907 (type_cache_hasher::equal): Likewise.
12908 (walk_type_fields): Likewise.
12909 * var-tracking.c (adjust_mems): Add FALLTHRU.
12910 (set_dv_changed): Adjust fall through comment.
12911 * varasm.c (default_function_section): Add FALLTHRU.
12913 2016-08-12 Marek Polacek <polacek@redhat.com>
12916 * tree-complex.c (expand_complex_division): Add missing break.
12918 2016-08-12 Richard Biener <rguenther@suse.de>
12920 * passes.c (execute_todo): Do not push/pop TV_TODO.
12921 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
12922 (execute_one_pass): Likewise.
12923 * common.opt (ftime-report-details): New switch.
12924 * doc/invoke.texi (ftime-report-details): Document.
12925 * timevar.h (timer::print_row): Adjust signature.
12926 (timer::all_zero): New static helper.
12927 (timer::child_map_t): New typedef.
12928 (timer::time_var_def): Add children field.
12929 * timevar.c (timer::named_items::print): Adjust.
12930 (timer::~timer): Free timevar recorded children.
12931 (timer::pop_internal): When -ftime-report-details record
12932 time spent in sub-timevars.
12933 (timer::print_row): Adjust.
12934 (timer::print): Print sub-timevar stats, use all_zero.
12935 * timevar.def (TV_TODO): Remove.
12937 2016-08-12 Richard Biener <rguenther@suse.de>
12939 PR tree-optimization/72851
12940 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
12941 worklists to use bitmaps indexed in execution order.
12942 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
12943 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
12944 (cfg_blocks): Make a bitmap.
12945 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
12947 (cfg_blocks_empty_p): Adjust.
12948 (cfg_blocks_add): Likewise.
12949 (cfg_blocks_get): Likewise.
12950 (add_ssa_edge): Likewise.
12951 (add_control_edge): Likewise.
12952 (simulate_stmt): Likewise.
12953 (process_ssa_edge_worklist): Likewise.
12954 (simulate_block): Likewise.
12955 (ssa_prop_init): Compute PRE order and stmt UIDs.
12956 (ssa_prop_fini): Adjust.
12957 (ssa_propagate): Adjust.
12959 2016-08-12 Richard Biener <rguenther@suse.de>
12961 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
12962 the currently executable edges have fixed ranges. Always
12963 go through update_value_range.
12965 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
12969 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
12970 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
12971 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
12972 (LANG_HOOKS_DECLS): Add it.
12973 * langhooks.h (struct lang_hooks_for_decls): Add
12974 function_decl_defaulted. Const_tree-ify
12975 function_decl_explicit_p and function_decl_deleted_p.
12976 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
12977 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
12978 also at strict DWARF v5.
12981 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
12982 TYPE_QUAL_CONST in reference-typed decls.
12985 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
12986 in DW_OP_pieces, just enough to handle pointers to member
12988 (gen_remaining_tmpl_value_param_die_attribute): Use a location
12989 expression on DWARFv5 if a constant value doesn't work.
12991 2016-08-11 David Malcolm <dmalcolm@redhat.com>
12993 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
12994 * selftest.c (selftest::test_assertions): New function.
12995 (selftest::selftest_c_tests): New function.
12996 * selftest.h (selftest::selftest_c_tests): New declaration.
12998 2016-08-11 Richard Biener <rguenther@suse.de>
12999 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13001 PR rtl-optimization/72855
13002 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
13004 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13007 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
13008 (vsx_store_<mode>): Likewise.
13010 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
13012 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
13013 TImode CONST_WIDE_INT store.
13014 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
13016 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
13018 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
13019 mode if unaligned SSE load and store are optimal.
13021 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
13023 PR tree-optimization/71083
13024 * tree-predcom.c (ref_at_iteration): Correctly align the
13027 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13029 * config/s390/s390-builtin-types.def: Add INT128 types.
13030 * config/s390/s390-builtins.def: Add INT128 variants for the add
13031 sub low-level builtins dealing with TImode.
13032 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
13033 via subreg when expanding a builtin.
13034 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
13035 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
13037 * config/s390/vecintrin.h: Adjust builtin names accordingly.
13038 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
13039 ("vec_addc<mode>", "vec_addc_u128"): Merge to
13040 "vacc<bhfgq>_<mode>".
13041 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
13042 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
13043 ("vec_subc<mode>", "vec_subc_u128"): Merge to
13044 "vscbi<bhfgq>_<mode>".
13045 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
13046 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
13048 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13050 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
13052 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13054 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
13055 unused declaration.
13056 (vcond<v_cmp_mixed><mode>): Ditto.
13057 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13059 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13061 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
13062 variable explicitly, also assert on it before use.
13064 2016-08-11 Richard Biener <rguenther@suse.de>
13066 PR tree-optimization/72772
13067 * cfgloopmanip.c (create_preheader): Use split_edge if there
13068 is a single loop entry, avoiding degenerate PHIs.
13070 2016-08-11 Richard Biener <rguenther@suse.de>
13072 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
13073 unconditional TODO_cleanup_cfg.
13074 (pass_thread_jumps::execute): Initialize loops, perform a CFG
13075 cleanup only if we threaded a jump.
13077 2016-08-11 Alan Modra <amodra@gmail.com>
13080 * lra-constraints.c (simplify_operand_subreg): Allow subreg
13081 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
13082 slow. Emit two reloads for slow mem case, first loading in
13083 fast innermode, then converting to required mode.
13085 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
13087 * config/rs6000/altivec.h (vec_extract_exp): New macro.
13088 (vec_extract_sig): New macro.
13089 (vec_insert_exp): New macro.
13090 (vec_test_data_class): New macro.
13091 (scalar_extract_exp): New macro.
13092 (scalar_extract_sig): New macro.
13093 (scalar_insert_exp): New macro.
13094 (scalar_test_data_class): New macro.
13095 (scalar_test_neg): New macro.
13096 (scalar_cmp_exp_gt): New macro.
13097 (scalar_cmp_exp_lt): New macro.
13098 (scalar_cmp_exp_eq): New macro.
13099 (scalar_cmp_exp_unordered): New macro.
13100 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
13101 to enforce constraint that operand is a 7-bit unsigned literal.
13102 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
13103 for power9 built-ins.
13104 (BU_P9V_VSX_2): Likewise.
13105 (BU_P9V_64BIT_VSX_2): Likewise.
13106 (VSEEDP): Add scalar extract exponent support.
13107 (VSEESP): Add scalar extract signature support.
13108 (VSTDCNDP): Add scalar test negative support.
13109 (VSTDCNSP): Likewise.
13110 (VSIEDP): Add scalar insert exponent support.
13111 (VSCEDPGT): Add scalar compare exponent greater than support.
13112 (VSCEDPLT): Add scalar compare exponent less than support.
13113 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
13114 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
13115 (VSTDCDP): Add scalar test data class support.
13116 (VSTDCSP): Likewise.
13117 (VSEEDP): Add overload support for scalar extract exponent
13119 (VSESDP): Add overload support for scalar extract signature
13121 (VSTDCN): Add overload support for scalar test negative
13123 (VSTDCNDP): Add overload support for scalar test negative
13125 (VSTDCNSP): Add overload support for scalar test negative
13127 (VSIEDP): Add overload support for scalar insert exponent
13129 (VSTDC): Add overload support for scalar test data class
13131 (VSTDCDP): Add overload support for scalar test data class
13133 (VSTDCSP): Add overload support for scalar test data class
13135 (VSCEDPGT): Add overload support for scalar compare exponent
13136 greater than operation.
13137 (VSCEDPLT): Add overload support for scalar compare exponent
13138 less than operation.
13139 (VSCEDPEQ): Add overload support for scalar compare exponent
13140 test-for-equality operation.
13141 (VSCEDPUO): Add overload support for scalar compare exponent
13142 test-for-unordered operation.
13143 (VEEDP): Add vector extract exponent support.
13145 (VESDP): Add vector extract significand support.
13147 (VIEDP): Add vector insert exponent support.
13149 (VTDCDP): Add vector test data class support.
13150 (VTDCSP): Likewise.
13151 (VES): Add overload support for vector extract significand operation.
13154 (VEE): Add overload support for vector extract exponent operation.
13157 (VTDC): Add overload support for vector test data class operation.
13158 (VTDCDP): Likewise.
13159 (VTDCSP): Likewise.
13160 (VIE): Add overload support for vector insert exponent operation.
13163 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13164 overloaded binary floating point functions.
13165 (altivec_resolve_overloaded_builtin): Improve error messages to
13166 distinguish between functions not supported in the current
13167 compiler configuration and functions that were invoked with an
13168 invalid parameter combination, and include the built-in function
13169 name in both error messages.
13170 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
13172 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
13174 (rs6000_expand_binop_builtin): Add check to enforce that argument
13175 2 of the test data class operations is a 7-bit unsigned literal.
13176 (rs6000_invalid_builtin): Add code to issue an error message if a
13177 built-in function that requires the power9_vector and -m32
13178 command-line options is compiled without these options.
13179 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
13180 (UNSPEC_VSX_SXSIGDP): New value.
13181 (UNSPEC_VSX_SXSIGPDP): New value.
13182 (UNSPEC_VSX_SIEXPDP): New value.
13183 (UNSPEC_VSX_SCMPEXPDP): New value.
13184 (UNSPEC_VSX_STSTDC): New value.
13185 (UNSPEC_VSX_VXEXP): New value.
13186 (UNSPEC_VSX_VXSIG): New value.
13187 (UNSPEC_VSX_VIEXP): New value.
13188 (UNSPEC_VSX_VTSTDC): New value.
13189 (xsxexpdp): New insn for scalar extract exponent.
13190 (xsxsigdp): New insn for scalar extract significand.
13191 (xsiexpdp): New insn for scalar insert exponent.
13192 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
13193 (*xscmpexpdp): New insn for scalar compare exponents.
13194 (xststdc<Fvsx): New expansion for both single- and
13195 double-precision scalar test data class operations.
13196 (xststdcneg<Fvsx>): New expansion for both single- and
13197 double-precision scalar test for negative value operations.
13198 (*xststdc<Fvsx>): New insn for scalar test data class
13200 (xvxexp<VSs>): New insn for single- and double-precision
13201 vector extract exponent operation.
13202 (xvxsig<VSs>): New insn for single- and double-precision
13203 vector extract significand operation.
13204 (xviexp<VSs>): New insn for single- and double-precision
13205 vector insert exponent operation.
13206 (xvtstdc<VSs>): New insn for single- and double-precision
13207 vector test data class operation.
13208 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13209 built-in functions to represent the Power9 binary floating-point
13210 support instructions.
13212 2016-08-10 bin cheng <bin.cheng@arm.com>
13214 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
13216 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
13217 Renlin Li <renlin.li@arm.com>
13218 Bin Cheng <bin.cheng@arm.com>
13220 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
13221 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
13222 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
13223 (aarch64_vcond_internal<mode><mode>): Delete pattern.
13224 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
13225 (vcond<v_cmp_result><mode>): Ditto.
13226 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
13227 (vcondu<mode><mode>): Ditto.
13228 (vcond<v_cmp_mixed><mode>): New pattern.
13229 (vcondu<mode><v_cmp_mixed>): New pattern.
13230 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
13231 of aarch64_vcond_internal.
13233 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
13234 Renlin Li <renlin.li@arm.com>
13235 Bin Cheng <bin.cheng@arm.com>
13237 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
13238 (vec_cmp<mode><v_cmp_result>): New pattern.
13239 (vec_cmpu<mode><mode>): New pattern.
13240 (vcond_mask_<mode><v_cmp_result>): New pattern.
13242 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
13244 PR tree-optimization/71734
13245 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
13246 REF_LOOP, invoke ref_indep_loop_p_1.
13247 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
13248 to ref_indep_loop_p.
13249 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
13250 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
13251 is inside LOOP, do not cache dpendence value for loops with
13253 (ref_indep_loop_p_2): Delete function.
13254 (can_sm_ref_p): Pass LOOP as additional argument to
13257 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
13260 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
13261 being an offsettable address.
13263 2016-08-10 Martin Liska <mliska@suse.cz>
13265 PR gcov-profile/58306
13266 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
13267 atomic variants of profile update functions.
13269 2016-08-10 Martin Liska <mliska@suse.cz>
13271 Cherry picked (and modified) from google-4_7 branch
13272 2012-12-26 Rong Xu <xur@google.com>
13273 * common.opt (fprofile-update): Add new flag.
13274 * coretypes.h: Define enum profile_update.
13275 * doc/invoke.texi: Document -fprofile-update.
13276 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
13277 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
13278 * tree-profile.c (gimple_init_edge_profiler): Generate
13279 also atomic profiler update.
13280 (gimple_gen_edge_profiler): Likewise.
13282 2016-08-10 David Malcolm <dmalcolm@redhat.com>
13284 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
13285 stack_usage_file to NULL after fclose calls.
13287 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13290 * reload.c (push_reload): Compute subreg_in_class for
13291 subregs of constants and plus expressions. Remove special
13292 handling of SYMBOL_REFs.
13294 2016-08-10 Alan Modra <amodra@gmail.com>
13297 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
13298 SImode for TARGET_E500_DOUBLE when given SImode.
13300 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
13302 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
13303 unused variable __O.
13305 2016-08-09 Martin Liska <mliska@suse.cz>
13307 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
13308 _gcov_reset to __gcov_reset.
13309 * doc/gcov-tool.texi: Fix typo.
13311 2016-08-09 Martin Liska <mliska@suse.cz>
13313 * value-prof.c (gimple_divmod_values_to_profile): Do not
13314 instrument MOD histogram if a value is not a SSA name.
13316 2016-08-09 Martin Liska <mliska@suse.cz>
13318 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
13321 2016-08-09 Renlin Li <renlin.li@arm.com>
13323 PR middle-end/64971
13324 * calls.c (prepare_call_address): Convert funexp to Pmode when
13326 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
13327 (sibcall_value): Likewise.
13329 2016-08-09 Marek Polacek <polacek@redhat.com>
13332 * cselib.c (cselib_expand_value_rtx_1): Add return.
13333 * gengtype.c (dbgprint_count_type_at): Likewise.
13334 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
13335 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
13337 2016-08-09 Martin Jambor <mjambor@suse.cz>
13340 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
13341 if instance is a MEM_REF.
13343 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
13346 * config/i386/i386.md (*movtf_internal): Use
13347 lra_in_progress || reload_completed instead of !can_create_pseudo_p
13348 in the insn constraint.
13349 (*movxf_internal): Ditto.
13350 (*movdf_internal): Ditto.
13351 (*movsf_internal): Ditto.
13353 2016-08-09 Bin Cheng <bin.cheng@arm.com>
13355 PR tree-optimization/72772
13356 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
13359 2016-08-09 Bin Cheng <bin.cheng@arm.com>
13361 PR tree-optimization/72772
13362 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
13364 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
13365 parameter STOP and update calls. Move expand_simple_operations
13366 function call from here...
13367 (simplify_using_initial_conditions): ...to here. Delete parameter
13369 (tree_simplify_using_condition): Delete parameter STOP.
13370 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
13371 simplify_using_initial_conditions.
13373 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
13376 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
13377 Use create_tmp_var_raw instead of create_tmp_var.
13379 2016-08-09 Richard Biener <rguenther@suse.de>
13381 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
13382 Treat same SSA names related.
13384 2016-08-09 Jakub Jelinek <jakub@redhat.com>
13386 PR tree-optimization/72824
13387 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
13388 real_zerop is not negative.
13390 2016-08-09 Richard Biener <rguenther@suse.de>
13392 PR tree-optimization/71802
13393 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
13394 all merge opportunities with the predecessor.
13396 2016-08-09 Richard Biener <rguenther@suse.de>
13399 * ipa-prop.c (ipa_modify_formal_parameters): Build
13400 parameter types with natural alignment also for the
13403 2016-08-08 Andi Kleen <ak@linux.intel.com>
13405 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
13407 2016-08-08 David Malcolm <dmalcolm@redhat.com>
13410 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
13411 do-nothing langhook.
13412 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
13413 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
13414 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
13415 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
13417 2016-08-08 David Malcolm <dmalcolm@redhat.com>
13420 * input.c: Ensure that HAVE_ICONV is defined.
13422 2016-08-08 Jakub Jelinek <jakub@redhat.com>
13424 PR middle-end/72781
13425 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
13426 private vars for lastprivate and for linear iterator.
13428 PR middle-end/68762
13429 * omp-simd-clone.c: Include varasm.h.
13430 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
13431 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
13432 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
13433 update function name.
13435 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13437 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
13438 (avr_diagnose_devicespecs_error): Remove.
13439 (avr_devicespecs_file): Remove composing absolute path for specfile
13440 and its verbose info. Remove conditions to check specs-file,
13442 2016-08-08 Jakub Jelinek <jakub@redhat.com>
13444 PR rtl-optimization/72821
13445 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
13446 just return false for them.
13448 2016-08-08 Alan Modra <amodra@gmail.com>
13451 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
13452 toc refs created during reload. Update function comment.
13454 2016-08-08 Alan Modra <amodra@gmail.com>
13457 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
13458 alternatives. Put loads first, then stores, and reg/reg moves
13459 within same class later. Delete attr length.
13461 2016-08-08 Alan Modra <amodra@gmail.com>
13464 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
13465 (mem_operand_ds_form): New predicate.
13466 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
13467 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
13468 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
13469 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
13470 (extendsfdf2_fpr): Replace o constraint with wY.
13472 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
13474 * tree-ssa-threadbackward.c: Include tree-inline.h
13475 (profitable_jump_thread_path): Use estimate_num_insns to estimate
13476 size of copied block; for cold paths reduce duplication.
13477 (find_jump_threads_backwards): Remove redundant tests.
13478 (pass_thread_jumps::gate): Enable for -Os.
13480 2016-08-07 Jakub Jelinek <jakub@redhat.com>
13483 * stor-layout.c (layout_decl): Fix up formatting.
13484 (relayout_decl): Allow DECL to be FIELD_DECL.
13486 2016-08-07 Alan Modra <amodra@gmail.com>
13488 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
13490 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
13492 * data-streamer-in.c (streamer_read_wide_int): New.
13493 (streamer_read_widest_int): Renamed function.
13494 * data-streamer-out.c (streamer_write_wide_int): New
13495 (streamer_write_widest_int): Renamed function.
13496 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
13498 (input_cfg): Call renamed function.
13499 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
13501 (output_cfg): Call renamed function.
13502 * data-streamer.h: Add declarations.
13504 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13506 * tree-ssa-ccp.c (extend_mask): New param sgn.
13507 Remove ORing with wi::mask.
13508 (get_default_value): Adjust call to extend_mask to pass sign.
13509 (evaluate_stmt): Likewise.
13511 2016-08-06 Jakub Jelinek <jakub@redhat.com>
13513 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
13516 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13518 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
13519 transform if operand's type is pointer to function or method.
13521 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
13523 PR tree-optimization/18046
13524 * tree-ssa-threadedge.c: Include cfganal.h.
13525 (simplify_control_statement_condition): If simplifying a
13526 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
13527 with the dominating ASSERT_EXPR before handing it off to VRP.
13528 Mention that a CASE_LABEL_EXPR may be returned.
13529 (thread_around_empty_blocks): Adjust to handle
13530 simplify_control_statement_condition() returning a
13532 (thread_through_normal_block): Likewise.
13533 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
13534 a switch statement by trying to determine which case label
13537 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
13539 PR rtl-optimization/69847
13540 * lra-constraints.c (process_invariant_for_inheritance): Save
13541 pattern instead of src.
13542 (remove_inheritance_pseudos): Use the pattern. Add assert.
13544 2016-08-05 David Malcolm <dmalcolm@redhat.com>
13546 * input.c (string_concat::string_concat): New constructor.
13547 (string_concat_db::string_concat_db): New constructor.
13548 (string_concat_db::record_string_concatenation): New method.
13549 (string_concat_db::get_string_concatenation): New method.
13550 (string_concat_db::get_key_loc): New method.
13551 (class auto_cpp_string_vec): New class.
13552 (get_substring_ranges_for_loc): New function.
13553 (get_source_range_for_substring): New function.
13554 (get_num_source_ranges_for_substring): New function.
13555 (class selftest::lexer_test_options): New class.
13556 (struct selftest::lexer_test): New struct.
13557 (class selftest::ebcdic_execution_charset): New class.
13558 (selftest::ebcdic_execution_charset::s_singleton): New variable.
13559 (selftest::lexer_test::lexer_test): New constructor.
13560 (selftest::lexer_test::~lexer_test): New destructor.
13561 (selftest::lexer_test::get_token): New method.
13562 (selftest::assert_char_at_range): New function.
13563 (ASSERT_CHAR_AT_RANGE): New macro.
13564 (selftest::assert_num_substring_ranges): New function.
13565 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
13566 (selftest::assert_has_no_substring_ranges): New function.
13567 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
13568 (selftest::test_lexer_string_locations_simple): New function.
13569 (selftest::test_lexer_string_locations_ebcdic): New function.
13570 (selftest::test_lexer_string_locations_hex): New function.
13571 (selftest::test_lexer_string_locations_oct): New function.
13572 (selftest::test_lexer_string_locations_letter_escape_1): New function.
13573 (selftest::test_lexer_string_locations_letter_escape_2): New function.
13574 (selftest::test_lexer_string_locations_ucn4): New function.
13575 (selftest::test_lexer_string_locations_ucn8): New function.
13576 (selftest::uint32_from_big_endian): New function.
13577 (selftest::test_lexer_string_locations_wide_string): New function.
13578 (selftest::uint16_from_big_endian): New function.
13579 (selftest::test_lexer_string_locations_string16): New function.
13580 (selftest::test_lexer_string_locations_string32): New function.
13581 (selftest::test_lexer_string_locations_u8): New function.
13582 (selftest::test_lexer_string_locations_utf8_source): New function.
13583 (selftest::test_lexer_string_locations_concatenation_1): New
13585 (selftest::test_lexer_string_locations_concatenation_2): New
13587 (selftest::test_lexer_string_locations_concatenation_3): New
13589 (selftest::test_lexer_string_locations_macro): New function.
13590 (selftest::test_lexer_string_locations_stringified_macro_argument):
13592 (selftest::test_lexer_string_locations_non_string): New function.
13593 (selftest::test_lexer_string_locations_long_line): New function.
13594 (selftest::test_lexer_char_constants): New function.
13595 (selftest::input_c_tests): Call the new test functions once per
13596 case within the line_table test matrix.
13597 * input.h (struct string_concat): New struct.
13598 (struct location_hash): New struct.
13599 (class string_concat_db): New class.
13600 * substring-locations.h: New header.
13602 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
13604 PR tree-optimization/72810
13605 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
13606 the type of the case labels when truncating.
13608 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
13611 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
13612 (aarch64_fp16_ptr_type_node): Likewise.
13613 * config/aarch64/aarch64-simd-builtins.c
13614 (aarch64_fp16_ptr_type_node): Define.
13615 (aarch64_init_fp16_types): New, refactored out of...
13616 (aarch64_init_builtins): ...here, update to call
13617 aarch64_init_fp16_types.
13618 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
13620 (aapcs_vfp_sub_candidate): Likewise.
13622 2016-08-05 Martin Liska <mliska@suse.cz>
13623 Joshua Cranmer <Pidgeot18@gmail.com>
13625 * gcov.c (line_t::has_block): New function.
13626 (enum loop_type): New enum.
13627 (handle_cycle): New function.
13628 (unblock): Likewise.
13629 (circuit): Likewise.
13630 (get_cycles_count): Likewise.
13631 (accumulate_line_counts): Use new loop detection algorithm.
13633 2016-08-05 Martin Liska <mliska@suse.cz>
13635 * gcov.c (output_intermediate_file): Rename
13636 function_info::line_next to next_file_fn.
13637 (process_file): Likewise.
13638 (read_graph_file): Likewise.
13639 (accumulate_line_counts): Likewise.
13640 (output_lines): Likewise.
13642 2016-08-05 Richard Biener <rguenther@suse.de>
13644 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
13645 restriction on threading to a loop header.
13647 2016-08-05 Richard Biener <rguenther@suse.de>
13649 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
13650 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
13651 adjust loop info accordingly.
13653 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
13655 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
13656 before folding call to __builtin_constant_p with parameters to false.
13658 2016-08-05 Alan Modra <amodra@gmail.com>
13660 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
13661 code accidentally committed 2016-05-02 providing class when given
13664 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
13666 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
13667 the case label ranges that partially overlap with OP's value
13670 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
13673 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
13674 Cast builtin function result to __mmask16 instead of __mmask8.
13675 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
13676 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
13677 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
13679 2016-08-04 David Malcolm <dmalcolm@redhat.com>
13681 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
13682 (ASSERT_TRUE_AT): New macro.
13683 (ASSERT_FALSE): Reimplement in terms of...
13684 (ASSERT_FALSE_AT): New macro.
13685 (ASSERT_STREQ_AT): Fix typo in comment.
13687 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
13689 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
13690 labels are exhaustive, designate the label with the widest
13691 range to be the default label.
13693 2016-08-04 Andrew Pinski <apinski@cavium.com>
13695 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
13696 (thunderx_tunings): Use thunderx_vector_cost instead of
13697 generic_vector_cost.
13699 2016-08-04 Martin Liska <mliska@suse.cz>
13701 * gcov.c (main): Fix GNU coding style.
13702 (output_intermediate_file): Likewise.
13703 (process_file): Likewise.
13704 (generate_results): Likewise.
13705 (release_structures): Likewise.
13706 (create_file_names): Likewise.
13707 (find_source): Likewise.
13708 (read_graph_file): Likewise.
13709 (find_exception_blocks): Likewise.
13710 (canonicalize_name): Likewise.
13711 (make_gcov_file_name): Likewise.
13712 (mangle_name): Likewise.
13713 (accumulate_line_counts): Likewise.
13714 (output_branch_count): Likewise.
13715 (read_line): Likewise.
13717 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
13719 PR rtl-optimization/71779
13720 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
13721 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
13722 or if it was truncated.
13724 PR rtl-optimization/70903
13725 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
13727 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
13729 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
13730 accessing SSA_NAME_PTR_INFO.
13732 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
13735 * common/config/avr/avr-common.c (avr_option_optimization_table)
13736 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
13738 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
13741 * config/avr/avr.md: New pattern to work around do_store_flag
13742 generating shift instructions for bit extractions.
13744 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
13746 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
13748 (add_equivalence): Likewise.
13749 (get_value_range): Allocate value range with vrp_value_range_pool.
13750 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
13751 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
13753 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
13755 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
13756 the default for the rs6000 port.
13758 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
13760 PR middle-end/71876
13761 * calls.c (special_function_p): Remove special handling of
13762 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
13763 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
13764 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
13766 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
13768 PR middle-end/72778
13769 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
13770 Don't stop on regular insns.
13772 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
13774 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
13775 size to DImode boundary.
13776 (nvptx_propagate): Likewise.
13778 2016-08-03 Alan Modra <amodra@gmail.com>
13780 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
13781 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
13782 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
13783 from -mefficient-unaligned-vector. Note that this affects fp too.
13785 2016-08-03 Alan Modra <amodra@gmail.com>
13787 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
13790 2016-08-03 Alan Modra <amodra@gmail.com>
13792 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
13793 to a reg. Localize vars.
13795 2016-08-03 Alan Modra <amodra@gmail.com>
13797 * config/rs6000/rs6000.opt: Remove negatives from help strings
13800 2016-08-03 Alan Modra <amodra@gmail.com>
13802 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
13803 Delete duplicated code.
13805 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
13807 PR middle-end/72778
13808 * lra-spills.c (regno_in_use_p): New.
13809 (lra_final_code_change): Use it.
13811 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
13813 PR rtl-optimization/69847
13814 * lra-int.h (struct lra-reg): Use restore_rtx instead of
13816 (lra_rtx_hash): New.
13817 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
13819 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
13820 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
13821 * lra-spills.c (lra_final_code_change): Don't delete insn when the
13822 next insn is USE with the same reg as the current insn source.
13823 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
13825 (lra_constraints_init): Call initiate_invariants.
13826 (lra_constraints_finish): Call finish_invariants.
13827 (struct invariant, invariant_t, invariant_ptr_t): New.
13828 (const_invariant_ptr_t, invariants, invariants_pool): New.
13829 (invariant_table, invariant_hash, invariant_eq_p): New.
13830 (insert_invariant, initiate_invariants, finish_invariants): New.
13831 (clear_invariants, invalid_invariant_regs): New.
13832 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
13833 instead of restore_regno.
13834 (invariant_p, process_invariant_for_inheritance): New.
13835 (inherit_in_ebb): Implement invariant inheritance.
13836 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
13837 (remove_inheritance_pseudos): Implement undoing invariant
13839 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
13840 instead of restore_regno.
13841 * lra-assigns.c (regno_live_length): New.
13842 (reload_pseudo_compare_func): Use regno_live_length.
13843 (assign_by_spills): Use restore_rtx instead of restore_regno.
13844 (lra_assign): Ditto. Initiate regno_live_length.
13846 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
13848 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
13849 __builtin_aarch64_fmindf.
13851 2016-08-02 Bin Cheng <bin.cheng@arm.com>
13853 PR tree-optimization/34114
13854 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
13855 information for more control IVs.
13857 2016-08-02 Bin Cheng <bin.cheng@arm.com>
13859 PR tree-optimization/34114
13860 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
13861 PLUS_EXPR case. Handle SSA_NAME case.
13863 2016-08-02 Tamar Christina <tamar.christina@arm.com>
13865 * config/aarch64/aarch64-simd-builtins.def
13866 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
13867 (__builtin_aarch64_fmaxdf): Likewise.
13868 (__builtin_aarch64_smin_nandf): Likewise.
13869 (__builtin_aarch64_smax_nandf): Likewise.
13870 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
13871 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
13872 (<fmaxmin><mode>3): ...this.
13873 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
13874 (vminnm_f64): Likewise.
13875 (vmin_f64): Likewise.
13876 (vmax_f64): Likewise.
13877 * config/aarch64/iterators.md (FMAXMIN): Merge with...
13878 (FMAXMIN_UNS): ...this.
13879 (fmaxmin): Merged with
13880 (fmaxmin_op): ...this...
13881 (maxmin_uns_op): ...in to this.
13883 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13885 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13886 Add support for vec_extract on vector float, vector int, vector
13887 short, and vector char vector types.
13888 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
13889 vector float, vector int, vector short, and vector char
13890 optimizations on 64-bit ISA 2.07 systems for both constant and
13891 variable element numbers.
13892 (rs6000_split_vec_extract_var): Likewise.
13893 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
13894 Altivec registers on ISA 2.07 and above.
13895 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
13896 which never was matched due to the split occuring before register
13897 allocation (and the code would not have worked on little endian
13898 systems if it did match). Allow extracts to go to the Altivec
13899 registers if ISA 2.07 (power8). Change from using "" around the
13900 C++ code to using {}'s.
13901 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
13902 vec_extracts when the vector is in memory.
13903 (vsx_extract_v4sf_var): New insn to optimize vector float
13904 vec_extracts when the element number is variable on 64-bit ISA
13906 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
13907 for 64-bit ISA 2.07 as well as ISA 3.0.
13908 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
13909 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
13910 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
13911 optimize vector int, vector short, and vector char vec_extracts
13912 when the vector is in memory.
13913 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
13914 optimize vector int, vector short, and vector char vec_extracts
13915 when the element number is variable.
13917 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13920 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
13921 does not overlap with other symbol flags.
13923 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
13925 * config/aarch64/aarch64.h (aarch64_frame):
13926 Remove padding0 and hardfp_offset. Add locals_offset,
13927 initial_adjust, callee_adjust, callee_offset and final_adjust.
13928 * config/aarch64/aarch64.c (aarch64_layout_frame):
13929 Remove unused padding0 and hardfp_offset initializations.
13930 Choose frame layout and set frame variables accordingly.
13931 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
13932 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
13933 (aarch64_pop_regs): Likewise.
13934 (aarch64_expand_prologue): Remove all decision code, just emit
13935 prolog according to frame variables.
13936 (aarch64_expand_epilogue): Remove all decision code, just emit
13937 epilog according to frame variables.
13938 (aarch64_initial_elimination_offset): Use offset to local/arg area.
13940 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
13943 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
13944 fix_debug_reg_uses after changing source register mode to
13945 V1TImode if source register is undefined.
13947 2015-08-01 Alan Hayward <alan.hayward@arm.com>
13949 PR tree-optimization/71818
13950 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
13951 with non invariant evolutions
13953 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13956 * config/avr/avr.md (length) [branch]: Correct insn length
13957 attribute for forward branches.
13959 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13961 * doc/extend.texi (AVR Built-in Functions): Document
13962 __builtin_avr_nops.
13963 * config/avr/builtins.def (NOPS): New.
13964 * config/avr/avr.c (avr_expand_nops): New static function.
13965 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
13967 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13969 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
13970 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
13973 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
13975 * config/aarch64/aarch64.c (vulcan_tunings): Update
13976 vulcan L1 cache_line_size.
13978 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
13980 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
13981 function that takes a vector memory address, a hard register, an
13982 element number and a temporary base register, and recreates an
13983 address that points to the appropriate element within the vector.
13984 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
13985 (rs6000_split_vec_extract_var): Add support for the target of a
13986 vec_extract with variable element number being a scalar memory
13988 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
13990 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
13991 vsx_extract_<mode>_load insn with a new insn that optimizes
13992 storing either element to a memory location, using scratch
13993 registers to pick apart the vector and reconstruct the address.
13994 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
13995 (vsx_extract_<mode>_store): Rework alternatives to more correctly
13996 support Altivec registers. Add support for ISA 3.0 Altivec d-form
13998 (vsx_extract_<mode>_var): Add support for extracting a variable
13999 element number from memory.
14001 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14003 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
14004 when testing for compares against constants of the form 0xabab.
14006 2016-07-29 Bin Cheng <bin.cheng@arm.com>
14008 PR tree-optimization/57558
14009 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
14011 (vect_loop_versioning): Support versioning with niter assumptions.
14012 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
14013 (vect_get_loop_niters): New parameter. Reimplement to support
14014 assumptions in loop niter info.
14015 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
14016 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
14017 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
14018 Support loop versioning for niters.
14019 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
14020 (vect_free_loop_info_assumptions): New function.
14021 (vectorize_loops): Free loop niter info for loops with flag
14022 LOOP_F_ASSUMPTIONS set if vectorization failed.
14023 * tree-vectorizer.h (struct _loop_vec_info): New field
14024 num_iters_assumptions.
14025 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
14026 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
14027 (LOOP_REQUIRES_VERSIONING): New macro.
14028 (vect_free_loop_info_assumptions): New decl.
14030 2016-07-29 Bin Cheng <bin.cheng@arm.com>
14032 * cfgloop.h (struct loop): New field constraints.
14033 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
14034 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
14036 * cfgloop.c (alloc_loop): Initialize new field.
14037 * cfgloopmanip.c (copy_loop_info): Copy constraints.
14038 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
14039 Adjust niter analysis wrto loop constraints.
14040 * doc/loop.texi (@node Number of iterations): Add description for loop
14043 2016-07-29 Marek Polacek <polacek@redhat.com>
14046 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
14047 (ix86_expand_round_builtin): Likewise.
14049 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
14050 Georg-Johann Lay <avr@gjlay.de>
14052 PR rtl-optimization/71976
14053 * combine.c (get_last_value): Return 0 if the argument for which
14054 the function is called has a wider mode than the recorded value.
14056 2016-07-29 Marek Polacek <polacek@redhat.com>
14059 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
14060 (altivec_expand_st_builtin): Likewise.
14062 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14064 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
14065 introduced in r238381.
14067 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
14069 PR middle-end/68217
14070 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
14071 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
14073 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
14075 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
14077 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14078 Add support for vec_extract of vector double or vector long having
14079 a variable element number on 64-bit ISA 2.07 systems or newer.
14080 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
14082 (rs6000_split_vec_extract_var): New function to split a
14083 vec_extract built-in function with variable element number.
14084 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
14086 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
14087 (UNSPEC_VSX_EXTRACT): Likewise.
14088 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
14089 direct move instructions to be generated on 64-bit ISA 2.07
14090 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
14092 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
14093 arguments for vec_extract variable element.
14094 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
14095 vec_extract with variable element on V2DFmode and V2DImode
14097 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
14098 -mupper-regs-df requirement, since it isn't needed.
14099 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
14100 do direct moves on 64-bit systems, which allows optimization of
14101 vec_extract on 64-bit ISA 2.07 systems and newer.
14103 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14104 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14106 * config/aarch64/aarch64.md
14107 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
14108 statement and type.
14109 (<optab>qihi2_aarch64): Likewise, and split into two.
14110 (extendqihi2_aarch64): New.
14111 (zero_extendqihi2_aarch64): New.
14112 * config/aarch64/iterators.md (ldrxt): Remove.
14113 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
14116 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14118 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
14120 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14122 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
14123 (aarch64_push_reg): New function to push 1 or 2 registers.
14124 (aarch64_pop_reg): New function to pop 1 or 2 registers.
14125 (aarch64_expand_prologue): Use aarch64_push_regs.
14126 (aarch64_expand_epilogue): Use aarch64_pop_regs.
14128 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
14130 PR tree-optimization/71734
14131 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
14132 attribute instead of REF_LOOP and use it.
14133 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
14134 set it for Loops having non-zero safelen attribute.
14135 (ref_indep_loop_p): Pass zero as initial value for safelen.
14137 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
14139 PR middle-end/72657
14141 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
14142 call using chkp_gimple_call_builtin_p.
14143 (chkp_copy_bounds_for_assign): Likewise.
14145 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14147 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
14148 * config/arm/arm-protos.h (struct tune_params): Likewise.
14149 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
14150 (cortex_a9_sched_adjust_cost): Likewise.
14151 (fa726te_sched_adjust_cost): Likewise.
14152 (arm_adjust_cost): Likewise.
14153 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
14154 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
14155 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
14156 * config/i386/i386.c (ix86_adjust_cost): Likewise.
14157 * config/ia64/ia64.c: Likewise.
14158 * config/m68k/m68k.c: Likewise.
14159 * config/mep/mep.c (mep_adjust_cost): Likewise.
14160 * config/microblaze/microblaze.c (microblaze_adjust_cost):
14162 * config/mips/mips.c (mips_adjust_cost): Likewise.
14163 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
14165 * config/pa/pa.c (pa_adjust_cost): Likewise.
14166 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
14167 (rs6000_debug_adjust_cost): Likewise.
14168 * config/sh/sh.c (sh_adjust_cost): Likewise.
14169 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
14170 (hypersparc_adjust_cost): Likewise.
14171 (sparc_adjust_cost): Likewise.
14172 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
14173 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
14174 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
14176 * config/visium/visium.c (visium_adjust_cost): Likewise.
14177 * doc/tm.texi: Regenerate.
14178 * haifa-sched.c (dep_cost_1): Adjust.
14179 * target.def: Merge adjust_cost and adjust_cost_2.
14181 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14183 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
14185 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14187 * store-motion.c (struct st_expr): Make pattern_regs a vector.
14188 (extract_mentioned_regs): Append to a vector instead of
14189 returning a rtx_expr_list.
14190 (st_expr_entry): Adjust.
14191 (free_st_expr_entry): Likewise.
14192 (store_ops_ok): Likewise.
14193 (store_killed_in_insn): Likewise.
14194 (find_moveable_store): Likewise.
14196 2016-07-28 Martin Liska <mliska@suse.cz>
14198 PR gcov-profile/68025
14199 * tree-profile.c (tree_profiling): Respect
14200 no_profile_instrument_function attribute.
14201 * doc/extend.texi: Document no_profile_instrument_function
14204 2016-07-28 Martin Liska <mliska@suse.cz>
14206 PR rtl-optimization/70944
14207 * combine.c (make_compound_operation):
14208 Do not allow make_compound_operation for vector mode
14210 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
14212 PR middle-end/71994
14213 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
14214 before calling get_ops.
14216 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
14218 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
14219 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
14220 (BITS_PER_UNIT_LOG): Remove.
14221 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
14222 * expr.c (expand_assignment): Likewise.
14223 * stor-layout.c (initialize_sizetypes): Likewise.
14225 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
14227 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
14228 signature of rs6000_expand_vector_extract so that the element
14229 number is a RTX instead of a constant integer.
14230 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
14232 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
14233 (altivec_expand_vec_ext_builtin): Likewise.
14234 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
14235 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
14236 MFVSRLD instruction.
14238 2016-07-27 David Malcolm <dmalcolm@redhat.com>
14240 * input.c (get_pure_location): Move here from tree.c.
14241 (make_location): Likewise. Add header comment.
14242 (selftest::test_accessing_ordinary_linemaps): Verify
14243 pure_location_p, make_location, get_location_from_adhoc_loc and
14244 get_range_from_loc.
14245 * input.h (get_pure_location): Move declaration here from tree.h.
14246 (get_finish): Likewise for inline function.
14247 (make_location): Likewise for declaration.
14248 * tree.c (get_pure_location): Move to input.c.
14249 (make_location): Likewise.
14250 * tree.h (get_pure_location): Move declaration to tree.h.
14251 (get_finish): Likewise for inline function.
14252 (make_location): Likewise for declaration.
14254 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14256 PR middle-end/71078
14257 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
14259 2016-07-27 David Malcolm <dmalcolm@redhat.com>
14261 * system.h (STATIC_ASSERT): Use static_assert if building
14262 with C++11 onwards.
14264 2016-07-27 Richard Biener <rguenther@suse.de>
14266 PR tree-optimization/72517
14267 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
14268 Revert change to not compute read-read dependences.
14270 2016-07-27 Richard Biener <rguenther@suse.de>
14272 * predict.c (set_even_probabilities): Make nedges unsigned.
14274 2016-07-27 Martin Liska <mliska@suse.cz>
14276 * predict.c (set_even_probabilities): Handle unlikely edges.
14277 (combine_predictions_for_bb): Likewise.
14279 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
14282 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
14283 __float128 support when we don't have hardware support, so that
14284 the IEEE built-in functions like isgreater, first call __unordkf3
14285 to make sure neither operand is a NaN, and if both operands are
14286 ordered, do the normal comparison.
14288 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
14290 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
14292 (extract_code_and_val_from_cond_with_ops): Verify that name is
14293 either cond_op0 or cond_op1.
14295 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
14297 PR tree-optimization/18046
14298 * genmodes.c (emit_mode_size_inline): Emit an assert that
14299 verifies that mode is a valid array index.
14300 (emit_mode_nuinits_inline): Likewise.
14301 (emit_mode_inner_inline): Likewise.
14302 (emit_mode_unit_size_inline): Likewise.
14303 (emit_mode_unit_precision_inline): Likewise.
14304 * tree-vrp.c: Include params.h.
14305 (find_switch_asserts): Register edge assertions for the default
14306 label which correspond to the anti-ranges of each case label.
14307 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
14308 * doc/invoke.texi: Document it.
14310 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14312 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
14313 and unnecessary call to gimple_bb.
14315 2016-07-26 Richard Biener <rguenther@suse.de>
14317 PR rtl-optimization/71984
14318 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
14321 2016-07-26 Richard Biener <rguenther@suse.de>
14323 PR middle-end/72517
14324 * expmed.c (extract_bit_field_1): Constrain the vector mode
14325 with element size matching the extraction mode size when
14326 choosing a better vector mode to do the extraction from.
14328 2016-07-26 Richard Biener <rguenther@suse.de>
14329 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14331 PR middle-end/70920
14332 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
14335 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14337 * tree-ssa-structalias.c (struct scc_info): Change types of
14338 members to auto_sbitmap and auto_vec.
14339 (scc_info::scc_info): New constructor.
14340 (scc_info::~scc_info): New destructor.
14341 (init_scc_info): Remove.
14342 (free_scc_info): Remove.
14343 (find_indirect_cycles): Adjust.
14344 (perform_var_substitution): Likewise.
14345 (free_var_substitution_info): Likewise.
14347 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14349 * tree-outof-ssa.c (struct elim_graph): Change type of members
14350 to auto_vec and auto_sbitmap.
14351 (elim_graph::elim_graph): New constructor.
14352 (delete_elim_graph): Remove.
14353 (expand_phi_nodes): Adjust.
14355 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14357 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
14358 (new_elim_graph): Adjust.
14359 (clear_elim_graph): Likewise.
14360 (delete_elim_graph): Likewise.
14361 (elim_graph_size): Likewise.
14362 (elim_graph_add_node): Likewise.
14363 (elim_graph_add_edge): Likewise.
14364 (elim_graph_remove_succ_edge): Likewise.
14365 (eliminate_name): Likewise.
14366 (eliminate_build): Likewise.
14367 (elim_forward): Likewise.
14368 (elim_unvisited_predecessor): Likewise.
14369 (elim_backward): Likewise.
14370 (elim_create): Likewise.
14371 (eliminate_phi): Likewise.
14372 (expand_phi_nodes): Likewise.
14374 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14376 * bt-load.c (compute_out): Use auto_sbitmap class.
14377 (link_btr_uses): Likewise.
14378 * cfganal.c (mark_dfs_back_edges): Likewise.
14379 (post_order_compute): Likewise.
14380 (inverted_post_order_compute): Likewise.
14381 (pre_and_rev_post_order_compute_fn): Likewise.
14382 (single_pred_before_succ_order): Likewise.
14383 * cfgexpand.c (pass_expand::execute): Likewise.
14384 * cfgloop.c (verify_loop_structure): Likewise.
14385 * cfgloopmanip.c (fix_bb_placements): Likewise.
14386 (remove_path): Likewise.
14387 (update_dominators_in_loop): Likewise.
14388 * cfgrtl.c (break_superblocks): Likewise.
14389 * ddg.c (check_sccs): Likewise.
14390 (create_ddg_all_sccs): Likewise.
14391 * df-core.c (df_worklist_dataflow): Likewise.
14392 * dse.c (dse_step3): Likewise.
14393 * except.c (eh_region_outermost): Likewise.
14394 * function.c (thread_prologue_and_epilogue_insns): Likewise.
14395 * gcse.c (prune_expressions): Likewise.
14396 (prune_insertions_deletions): Likewise.
14397 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
14398 * graph.c (draw_cfg_nodes_no_loops): Likewise.
14399 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
14400 * lcm.c (compute_earliest): Likewise.
14401 (compute_farthest): Likewise.
14402 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
14403 (unroll_loop_runtime_iterations): Likewise.
14404 (unroll_loop_stupid): Likewise.
14405 * lower-subreg.c (decompose_multiword_subregs): Likewise.
14406 * lra-lives.c: Likewise.
14407 * lra.c (lra): Likewise.
14408 * modulo-sched.c (schedule_reg_moves): Likewise.
14409 (optimize_sc): Likewise.
14410 (get_sched_window): Likewise.
14411 (sms_schedule_by_order): Likewise.
14412 (check_nodes_order): Likewise.
14413 (order_nodes_of_sccs): Likewise.
14414 (order_nodes_in_scc): Likewise.
14415 * recog.c (split_all_insns): Likewise.
14416 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
14417 * reload1.c (reload): Likewise.
14418 * sched-rgn.c (haifa_find_rgns): Likewise.
14419 (split_edges): Likewise.
14420 (compute_trg_info): Likewise.
14421 * sel-sched.c (init_seqno): Likewise.
14422 * store-motion.c (remove_reachable_equiv_notes): Likewise.
14423 * tree-into-ssa.c (update_ssa): Likewise.
14424 * tree-ssa-live.c (live_worklist): Likewise.
14425 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
14426 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
14428 (try_peel_loop): Likewise.
14429 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
14431 * tree-ssa-pre.c (compute_antic): Likewise.
14432 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
14433 * tree-stdarg.c (reachable_at_most_once): Likewise.
14434 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
14435 * var-tracking.c (vt_find_locations): Likewise.
14437 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14439 * sbitmap.h (auto_sbitmap): New class.
14441 2016-07-26 Alan Modra <amodra@gmail.com>
14444 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
14447 2016-07-25 David Malcolm <dmalcolm@redhat.com>
14449 * input.c (selftest::temp_source_file::temp_source_file): Fix
14450 missing "%s" in fprintf.
14452 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
14454 PR middle-end/71732
14455 * cselib.c (cselib_process_insn): Invalidate argument slots for
14458 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14460 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
14461 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
14462 vmulxh_lane_f16, vmulxh_laneq_f16): New.
14464 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14466 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14467 * config/aarch64/aarch64.md (fma, fnma): Support HF.
14468 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
14470 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14472 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14473 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
14475 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
14476 (add<mode>3): Likewise.
14477 (sub<mode>3): Likewise.
14478 (mul<mode>3): Likewise.
14479 (div<mode>3): Likewise.
14480 (*div<mode>3): Likewise.
14481 (<fmaxmin><mode>3): Extend to HF.
14482 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
14483 (fabd<mode>3): Likewise.
14484 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
14485 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
14486 (aarch64_fmulx<mode>): Likewise.
14487 (aarch64_fac<optab><mode>): Likewise.
14488 (aarch64_frecps<mode>): Likewise.
14489 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
14490 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
14491 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
14492 (VSDQ_HSDI): Support HI.
14493 (fcvt_target, FCVT_TARGET): Likewise.
14494 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
14495 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
14496 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
14497 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
14498 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
14499 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
14500 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
14501 vrsqrtsh_f16): New.
14503 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14505 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
14506 * config/aarch64/aarch64-builtins.c (hi_UP): New.
14507 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14508 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
14510 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
14511 (aarch64_cm<optab><mode>): Likewise.
14512 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
14513 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
14514 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
14515 (sqrt<mode>2): Likewise.
14516 (*sqrt<mode>2): Likewise.
14517 (abs<mode>2): Likewise.
14518 (<optab><mode>hf2): New pattern for HF mode.
14519 (<optab>hihf2): Likewise.
14520 * config/aarch64/arm_neon.h: Include arm_fp16.h.
14521 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
14522 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
14524 * config/aarch64/arm_fp16.h: New file.
14525 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
14526 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
14527 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
14528 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
14529 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
14530 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
14531 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
14532 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
14533 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
14534 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
14535 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
14536 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
14539 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14541 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
14542 reduc_smin_scal_): Use VDQIF_F16.
14543 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
14544 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
14546 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
14547 * config/aarch64/iterators.md (VDQIF_F16): New.
14548 (vp): Support HF modes.
14549 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
14550 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
14552 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14554 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
14555 "*aarch64_mulx_elt_from_dup<mode>".
14556 (*aarch64_mul3_elt<mode>): Update schedule type.
14557 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
14558 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
14559 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
14560 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
14561 (f, fp): Support HF modes.
14562 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
14563 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
14564 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
14565 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
14566 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
14567 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
14569 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14571 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14572 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
14574 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
14577 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14579 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14580 * config/aarch64/aarch64-simd.md
14581 (aarch64_rsqrts<mode>): Extend to HF modes.
14582 (fabd<mode>3): Likewise.
14583 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
14584 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
14585 (aarch64_<maxmin_uns>p<mode>): Likewise.
14586 (<su><maxmin><mode>3): Likewise.
14587 (<maxmin_uns><mode>3): Likewise.
14588 (<fmaxmin><mode>3): Likewise.
14589 (aarch64_faddp<mode>): Likewise.
14590 (aarch64_fmulx<mode>): Likewise.
14591 (aarch64_frecps<mode>): Likewise.
14592 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
14593 (add<mode>3): Extend to HF modes.
14594 (sub<mode>3): Likewise.
14595 (mul<mode>3): Likewise.
14596 (div<mode>3): Likewise.
14597 (*div<mode>3): Likewise.
14598 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
14600 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
14601 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
14602 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
14603 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
14604 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
14605 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
14606 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
14607 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
14608 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
14609 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
14610 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
14611 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
14612 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
14613 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
14615 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14617 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
14618 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14619 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
14620 (neg<mode>2): Likewise.
14621 (abs<mode>2): Likewise.
14622 (<frint_pattern><mode>2): Likewise.
14623 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
14624 (<optab><VDQF:mode><fcvt_target>2): Likewise.
14625 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
14626 (ftrunc<VDQF:mode>2): Likewise.
14627 (<optab><fcvt_target><VDQF:mode>2): Likewise.
14628 (sqrt<mode>2): Likewise.
14629 (*sqrt<mode>2): Likewise.
14630 (aarch64_frecpe<mode>): Likewise.
14631 (aarch64_cm<optab><mode>): Likewise.
14632 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
14634 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
14635 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
14637 * config/aarch64/arm_neon.h (vdup_n_f16): New.
14638 (vdupq_n_f16): Likewise.
14639 (vld1_dup_f16): Use vdup_n_f16.
14640 (vld1q_dup_f16): Use vdupq_n_f16.
14641 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
14642 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
14643 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
14644 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
14645 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
14646 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
14647 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
14648 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
14649 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
14650 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
14651 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
14652 vsqrt_f16, vsqrtq_f16): New.
14654 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14656 * config/aarch64/aarch64-simd.md
14657 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
14658 (aarch64_ext<mode>): Likewise.
14659 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
14660 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
14661 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
14663 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
14665 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
14666 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
14667 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
14668 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
14669 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
14670 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
14671 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
14673 (vmov_n_f16): Reimplement using vdup_n_f16.
14674 (vmovq_n_f16): Reimplement using vdupq_n_f16..
14676 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14678 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
14679 "frame_related_p". Generate CFA annotation when it's necessary.
14680 (aarch64_expand_prologue): Use aarch64_add_constant.
14681 (aarch64_expand_epilogue): Likewise.
14682 (aarch64_output_mi_thunk): Pass "false" when calling
14683 aarch64_add_constant.
14685 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14687 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
14690 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14692 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
14693 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
14694 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
14695 (aarch64_build_constant): Delete.
14697 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
14700 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
14702 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
14703 flag_toplevel_reorder.
14705 2016-07-25 Richard Biener <rguenther@suse.de>
14707 * cgraph.c (cgraph_node::verify_node): Compare against builtin
14708 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
14709 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
14710 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
14711 (streamer_get_builtin_tree): Likewise.
14712 (streamer_write_builtin): Likewise.
14713 * lto-streamer.h (LTO_builtin_decl): Remove.
14714 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
14715 (lto_input_scc): Remove LTO_builtin_decl handling.
14716 (lto_input_tree_1): Liekwise.
14717 * lto-streamer-out.c (lto_output_tree_1): Remove special
14718 handling of builtins.
14719 (DFS::DFS): Likewise.
14720 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
14721 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
14723 (streamer_write_builtin): Remove.
14725 2016-07-25 Martin Liska <mliska@suse.cz>
14727 * lto-cgraph.c (input_symtab): Don't call get_working_sets
14728 if flag_auto_profile is set to true.
14730 2016-07-25 Martin Liska <mliska@suse.cz>
14732 PR gcov-profile/71868
14733 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
14734 have a function with multiple latches, count them all.
14736 2016-07-25 Martin Liska <mliska@suse.cz>
14738 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
14740 2016-07-25 Martin Liska <mliska@suse.cz>
14742 PR tree-optimization/71987
14743 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
14744 just for SSA_NAMEs. Fix GNU coding style.
14746 2016-07-25 Martin Liska <mliska@suse.cz>
14748 PR gcov-profile/64874
14749 * gcov-io.h: Update command about file format.
14750 * gcov-iov.c (main): Adapt the numbering scheme.
14752 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14754 PR middle-end/66726
14755 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
14756 whose result is used in PHI.
14757 (final_range_test_p): Likewise.
14758 (maybe_optimize_range_tests): Likewise.
14760 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
14762 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14763 Reformat two multi-line strings.
14765 2016-07-22 Martin Sebor <msebor@redhat.com>
14767 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
14769 2016-07-22 Martin Sebor <msebor@redhat.com>
14772 * doc/extend.texi (Compound Literals): Correct and clarify.
14773 (Cast to Union): Same.
14775 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
14777 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
14778 comments to explain why certain error messages make mention of
14779 undocumented options.
14780 (rs6000_invalid_builtin): Change error messages to replace mention
14781 of undocumented options with mention of the -mcpu=power9 option
14782 that enables those undocumented options.
14783 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
14784 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
14785 definition of this macro to correct an existing error.
14786 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
14787 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
14788 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
14789 descriptions of built-in functions so that they depend on
14790 -mcpu=power9 instead of on the corresponding undocumented flags.
14791 * doc/invoke.texi (Option Summary): Remove all mention of newly
14792 undocumented flags.
14793 (IBM RS/6000 and PowerPC Options): Likewise.
14794 * doc/md.texi (Constraints for Particuliar Machines): Remove all
14795 mention of newly undocumented flags.
14797 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
14799 * ipa-cp.c (determine_versionability): Do not create constprop clones,
14800 when target_clones attribute is set.
14802 2016-07-22 Bin Cheng <bin.cheng@arm.com>
14804 * common.opt (funsafe-loop-optimizations): Mark ignore.
14805 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
14806 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
14808 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
14809 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
14811 2016-07-22 Bin Cheng <bin.cheng@arm.com>
14813 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
14815 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
14817 (number_of_iterations_exit): Warn missed loop optimization for
14818 possible infinite loops.
14820 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
14823 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
14824 when to emit a ".machine" pseudo-op.
14826 2016-07-22 Martin Liska <mliska@suse.cz>
14828 PR gcov-profile/69028
14829 PR gcov-profile/62047
14830 * coverage.c (coverage_compute_lineno_checksum): Do not
14831 calculate checksum for fns w/o xloc.file.
14832 (coverage_compute_profile_id): Likewise.
14834 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
14836 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
14837 (avr_secondary_reload): ...and implementation.
14838 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
14839 * config/avr/avr.md (reload_in<mode>): Remove insns.
14840 (adjust_len) [lpm]: Remove insn attribute value.
14841 * config/avr/predicates.md (flash_operand): Remove insn predicate.
14843 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14845 PR middle-end/71876
14846 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
14848 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
14849 * calls.c (special_function_p): Remove the special handling of the
14850 "__builtin_" prefix.
14852 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14854 PR middle-end/71876
14855 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
14856 if STMT may be an alloca call.
14857 (gimple_alloca_call_p, alloca_call_p): Return only true for the
14858 builtin alloca call.
14859 * calls.h (gimple_maybe_alloca_call_p): New function.
14860 * tree-inline.c (inline_forbidden_p_stmt): Use
14861 gimple_maybe_alloca_call_p here.
14863 2016-07-21 David Malcolm <dmalcolm@redhat.com>
14865 * spellcheck-tree.c (best_macro_match::best_macro_match):
14866 Explictly specify the template arguments when invoking the base
14867 class constructor, to help older C++ compilers.
14869 2016-07-21 Jakub Jelinek <jakub@redhat.com>
14872 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
14873 before builtin_decl_implicit.
14875 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14877 * optabs.c (emit_condiitonal_move): Short circuit for identical
14880 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14882 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
14883 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
14884 (noce_conversion_profitable_p): New.
14885 (noce_try_store_flag_constants): Use it.
14886 (noce_try_addcc): Likewise.
14887 (noce_try_store_flag_mask): Likewise.
14888 (noce_try_cmove): Likewise.
14889 (noce_try_cmove_arith): Likewise.
14890 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
14892 (noce_convert_multiple_sets): Move cost model to here, from...
14893 (bb_ok_for_noce_convert_multiple_sets) ...here.
14894 (noce_process_if_block): Update calls for above changes.
14895 (noce_find_if_block): Record new noce_if_info parameters.
14897 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14899 * target.def (max_noce_ifcvt_seq_cost): New.
14900 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
14901 * doc/tm.texi: Regenerate.
14902 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
14903 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
14904 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
14905 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
14906 * doc/invoke.texi: Document new params.
14908 2016-07-21 Richard Biener <rguenther@suse.de>
14910 PR tree-optimization/71947
14911 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
14912 ranges have useful limit_vr information.
14914 2016-07-21 Richard Biener <rguenther@suse.de>
14916 * function-tests.c (build_trivial_generic_function): Set
14917 BLOCK_SUPERCONTEXT of DECL_INITIAL.
14918 * omp-low.c (create_omp_child_function): Likewise.
14919 (grid_expand_target_grid_body): Likewise.
14920 * cgraphunit.c (init_lowered_empty_function): Likewise.
14921 (cgraph_node::expand_thunk): Likewise.
14922 * tree-parloops.c (create_loop_fn): Likewise.
14923 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
14925 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14927 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
14930 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
14932 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
14933 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
14934 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
14935 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
14936 values for insn attribute.
14937 * config/avr/avr.c (avr_out_insert_notbit): New function.
14938 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
14939 ADJUST_LEN_INSV_NOTBIT_0/_7.
14940 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
14942 2016-07-21 Bin Cheng <bin.cheng@arm.com>
14944 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
14945 (chrec_convert_1, chrec_convert): Ditto.
14946 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
14947 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
14948 * tree-vrp.c (adjust_range_with_scev): Ditto.
14949 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
14950 (scev_var_range_cant_overflow): New function.
14951 (scev_probably_wraps_p): New parameter. Call above function.
14952 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
14954 2016-07-21 Bin Cheng <bin.cheng@arm.com>
14956 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
14957 by removing computation of may_be_zero.
14959 2016-07-21 Jakub Jelinek <jakub@redhat.com>
14961 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
14963 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
14965 Improving concepts performance and diagnostics.
14966 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
14967 for constraint satisfaction and subsumption.
14968 * timevar.h (auto_timevar): New constructor that matches the push/pop
14969 pattern of usage in pt.c.
14971 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
14973 * hwint.h (HOST_WIDE_INT_0): New define.
14974 (HOST_WIDE_INT_0U): Ditto.
14975 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
14976 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
14977 * simplify-rtx.c: Ditto.
14978 * tree-object-size.c: Ditto.
14980 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14982 * config/s390/s390.c (s390_encode_section_info): Remove mode size
14985 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
14987 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
14988 * combine.c: Use HOST_WIDE_INT_M1U instead of
14989 ~(unsigned HOST_WIDE_INT) 0.
14990 * double-int.h: Ditto.
14992 * dwarf2asm.c:Ditto.
14994 * genmodes.c: Ditto.
14996 * read-rtl.c: Ditto.
14997 * tree-ssa-loop-ivopts.c: Ditto.
14998 * tree-ssa-loop-prefetch.c: Ditto.
14999 * tree-vect-generic.c: Ditto.
15000 * tree-vect-patterns.c: Ditto.
15003 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15005 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
15006 constant addresses outside [0,0xc0] into a register.
15007 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
15008 cases where the base address register is unused after.
15009 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
15010 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
15011 (avr_out_store_psi_reg_disp_tiny): Same.
15013 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15015 Implement attribute progmem on reduced Tiny cores by adding
15016 flash offset 0x4000 to respective symbols.
15019 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
15020 documentation how it works on reduced Tiny cores.
15021 (AVR Named Address Spaces): No support for reduced Tiny.
15022 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
15023 (avr_address_tiny_pm_p): New static function.
15024 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
15025 if the address is in progmem.
15026 (avr_assemble_integer): Same.
15027 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
15028 for symbol_ref in progmem.
15029 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
15030 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
15031 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
15033 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
15035 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
15036 * configure: Regenerate.
15037 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
15038 (USE_THIN_ARCHIVES): New variable.
15039 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
15040 this archive as a thin archive.
15042 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15044 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
15045 same location as last time, don't skip if we have fix-it hints.
15046 Clarify the skipping logic by converting it from one "if" clause
15047 to repeated "if" clauses.
15048 * spellcheck-tree.c: Include "cpplib.h".
15049 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
15050 (best_macro_match::best_macro_match): New constructor.
15051 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
15052 Move here from c/c-decl.c.
15053 (class best_macro_match): Move here from c/c-decl.c, converting
15054 from a typedef to a subclass, gaining a ctor.
15056 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15058 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
15059 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
15061 (avr_addr_space_diagnose_usage): ...and implementation.
15062 (avr_addr_space_supported_p): New function.
15063 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
15064 report bad address space usage if that space is supported.
15065 (avr_insert_attributes): Same. No more complain about unsupported
15067 * config/avr/avr-c.c (tm_p.h): Include it.
15068 (avr_cpu_cpp_builtins): Only define addr-space related built-in
15069 macro if avr_addr_space_supported_p.
15071 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15073 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15074 flag_toplevel_reorder.
15076 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15078 * gcc-rich-location.c
15079 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
15081 * gcc-rich-location.h
15082 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
15084 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15086 * target.def (addr_space): Add new diagnose_usage to hook vector.
15087 * targhooks.c (default_addr_space_diagnose_usage): Add default
15088 implementation and...
15089 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
15090 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
15091 is some address space, call targetm.addr_space.diagnose_usage.
15092 * doc/tm.texi.in (Named Address Spaces): Add anchor for
15093 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
15094 * doc/tm.texi: Regenerate.
15096 2016-07-20 Martin Liska <mliska@suse.cz>
15098 PR middle-end/71898
15099 * graphite-isl-ast-to-gimple.c (later_of_the_two):
15100 Properly handly PHI stmts.
15102 2016-07-20 Bin Cheng <bin.cheng@arm.com>
15104 PR tree-optimization/71503
15105 PR tree-optimization/71683
15106 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
15109 2016-07-20 Martin Liska <mliska@suse.cz>
15111 * doc/invoke.texi (-fipa-ra): Document when the option is
15112 disabled. Fix a typo.
15114 2016-07-20 Martin Liska <mliska@suse.cz>
15116 * Makefile.in: Include fibonacci_heap.c
15117 * fibonacci_heap.c: New file.
15118 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
15119 (fibonacci_heap::union_with): Fix deletion of the second heap.
15120 * selftest-run-tests.c (selftest::run_tests): Incorporate
15121 fibonacci heap tests.
15122 * selftest.h: Declare fibonacci_heap_c_tests.
15124 2016-07-20 Martin Liska <mliska@suse.cz>
15126 * selftest-run-tests.c (selftest::run_tests): New function.
15127 * selftest.h (sreal_c_tests): Declare.
15128 * sreal.c (sreal_verify_basics): New function.
15129 (verify_aritmetics): Likewise.
15130 (sreal_verify_arithmetics): Likewise.
15131 (verify_shifting): Likewise.
15132 (sreal_verify_shifting): Likewise.
15133 (void sreal_c_tests): Likewise.
15135 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15137 PR rtl-optimization/71916
15138 * cfgrtl.c (contains_no_active_insn_p): Return false also for
15139 bb which have a single succ fake edge.
15141 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
15144 * dwarf2out.c (gen_subprogram_die): Only call
15145 gen_unspecified_parameters_die while dumping early dwarf.
15147 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15149 PR middle-end/71874
15150 * gimple-fold.c (fold_builtin_memory_op): Use
15151 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
15153 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
15155 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
15156 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
15157 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
15158 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
15159 * combine.c: Ditto.
15162 * double-int.c: Ditto.
15164 * dwarf2out.c: Ditto.
15167 * fold-const.c: Ditto.
15168 * function.c: Ditto.
15170 * genmodes.c: Ditto.
15174 * loop-doloop.c: Ditto.
15175 * loop-invariant.c: Ditto.
15176 * loop-iv.c: Ditto.
15181 * rtlanal.c: Ditto.
15182 * simplify-rtx.c: Ditto.
15183 * stor-layout.c: Ditto.
15185 * tree-ssa-loop-ivopts.c: Ditto.
15186 * tree-vect-generic.c: Ditto.
15187 * tree-vect-patterns.c: Ditto.
15192 * wide-int-print.cc: Ditto.
15193 * wide-int.cc: Ditto.
15194 * wide-int.h: Ditto.
15196 2016-07-19 David Malcolm <dmalcolm@redhat.com>
15198 * selftest.c (selftest::assert_streq): Handle NULL values of
15199 val_actual and val_expected.
15201 2016-07-19 Martin Jambor <mjambor@suse.cz>
15204 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
15205 rather than cgraph_create_node to get a call graph node.
15207 2016-07-19 Richard Biener <rguenther@suse.de>
15209 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
15210 handle all tcc_constant bases and valueize SSA names.
15211 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
15212 tcc_constant bases.
15214 2016-07-19 David Malcolm <dmalcolm@redhat.com>
15216 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
15217 the flags of the exit block and bb2, not just the entry block.
15219 2016-07-19 Richard Biener <rguenther@suse.de>
15221 PR tree-optimization/71901
15222 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
15223 align member, group stuff with the bitfield.
15224 (vn_ref_op_align_unit): New inline.
15225 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
15226 record element alignment and operand 3 unchanged.
15227 (ao_ref_init_from_vn_reference): Adjust.
15228 (valueize_refs_1): Likewise.
15229 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
15231 2016-07-19 Richard Biener <rguenther@suse.de>
15233 PR tree-optimization/71908
15234 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
15235 symbolic constants in a more reliable way.
15237 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
15239 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
15241 (vect_update_inits_of_drs): Likewise.
15242 (vect_create_cond_for_alias_checks): Likewise.
15243 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
15245 2016-07-19 Richard Biener <rguenther@suse.de>
15248 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
15249 with an abstract origin that is not an inlined function outer
15250 scope add a self-reference as abstract origin.
15251 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
15253 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
15256 * config/rs6000/rs6000.c (rs6000_function_value): Fix
15257 unintentional System V.4 structure return breakage for structures
15258 with a single floating point element.
15260 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
15262 PR tree-optimization/71734
15263 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
15264 contains REF, use it to check safelen, assume that safelen value
15265 must be greater 1, fix style.
15266 (ref_indep_loop_p_2): Add REF_LOOP argument.
15267 (ref_indep_loop_p): Pass LOOP as additional argument to
15268 ref_indep_loop_p_2.
15270 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
15272 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
15273 allocation in the prologue.
15274 * explow.c (get_dynamic_stack_base): New function to return an address
15275 expression for the dynamic stack base.
15276 (get_dynamic_stack_size): New function to do the required dynamic stack
15277 space size calculations.
15278 (allocate_dynamic_stack_space): Use new functions.
15279 (align_dynamic_address): Move some code from
15280 allocate_dynamic_stack_space to new function.
15281 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
15283 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15285 * config/s390/s390.c (s390_encode_section_info): Always set
15286 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
15289 2016-07-18 Richard Biener <rguenther@suse.de>
15291 PR tree-optimization/71893
15292 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
15293 for sizetype cast added by array_ref_element_size.
15294 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15296 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
15298 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
15299 register parameters. Remove code to initialize argument pointer
15300 on TARGET_64BIT. Optimize call to _mcount when it can be reached
15301 using a pc-relative branch. Cleanup conditional code.
15302 * config/pa/pa.md (call_mcount): New expander.
15303 (call_mcount_nonpic): New insn.
15304 (call_mcount_pic): New insn and split.
15305 (call_mcount_pic_post_reload): New insn.
15306 (call_mcount_64bit): New insn and split.
15307 (call_mcount_64bit_post_reload): New insn.
15309 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
15311 * config/avr/predicates.md (const_m255_to_m1_operand): New.
15312 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
15313 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
15314 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
15315 (*usum_widenqihi3, *udiff_widenqihi3)
15316 (*addhi3_zero_extend.const): New combiner insns.
15317 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
15318 just 1 bit is affected.
15319 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
15320 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
15322 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
15324 * omp-low.c (lower_omp_target): Mark data clauses with
15325 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
15326 zero-length subarrays.
15328 2016-07-15 Richard Biener <rguenther@suse.de>
15330 PR tree-optimization/71881
15331 * tree-loop-distribution.c (destroy_loop): Remove blocks in
15332 reverse DOM order to make debug temp generation happy.
15334 2016-07-15 Richard Biener <rguenther@suse.de>
15336 PR tree-optimization/71887
15337 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
15338 verify it is not zero for division / modulo handling.
15339 (value_replacement): Adjust.
15341 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
15342 Julian Brown <julian@codesourcery.com>
15344 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
15345 * config/aarch64/aarch64-cost-tables.h
15346 (vulcan_extra_costs): New variable.
15347 * config/aarch64/aarch64.c
15348 (vulcan_addrcost_table): Likewise.
15349 (vulcan_regmove_cost): Likewise.
15350 (vulcan_vector_cost): Likewise.
15351 (vulcan_branch_cost): Likewise.
15352 (vulcan_tunings): Likewise.
15354 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
15356 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
15357 (output_in_order): Loop over undefined variables too. Output them
15358 via assemble_undefined_decl. Skip variables that correspond to hard
15359 registers or have value-exprs.
15360 * varpool.c (symbol_table::output_variables): Handle undefined
15361 variables together with defined ones.
15363 2016-07-15 Richard Biener <rguenther@suse.de>
15365 * tree-ssa-pre.c (get_representative_for): Make sure to return
15366 the value number of SSA names.
15367 (phi_translate_1): get_representative_for cannot return NULL.
15368 (do_pre_regular_insertion): Remove redundant call to
15369 fully_constant_expression.
15370 (do_pre_partial_partial_insertion): Likewise.
15372 2016-07-15 Bin Cheng <bin.cheng@arm.com>
15374 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
15375 (derive_simple_iv_with_niters): New function.
15376 (simple_iv): Rewrite using simple_iv_with_niters.
15377 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
15378 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
15380 (number_of_iterations_exit): Rewrite using above function.
15381 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
15384 2016-07-15 Richard Biener <rguenther@suse.de>
15386 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
15387 vec_construct cost.
15389 2016-07-14 Jakub Jelinek <jakub@redhat.com>
15391 PR tree-optimization/71872
15392 * tree-data-ref.c (get_references_in_stmt): Ignore references
15393 with is_gimple_constant get_base_address.
15395 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
15397 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
15398 (TARGET_HAVE_LDACQD): New macro.
15399 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
15400 than TARGET_HAVE_LDACQ.
15401 (arm_load_acquire_exclusivedi): Likewise.
15402 (arm_store_release_exclusivedi): Likewise.
15404 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
15406 PR rtl-optimization/71878
15407 * lra-constraints.c (match_reload): Pass information about other
15408 output operands. Create new unique register value if matching input
15409 operand shares same register value as output operand being considered.
15410 (curr_insn_transform): Record output operands already processed.
15412 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15415 PR tree-optimization/70923
15416 * tree-vect-patterns.c: Include mult-synthesis.h.
15417 (target_supports_mult_synth_alg): New function.
15418 (synth_lshift_by_additions): Likewise.
15419 (apply_binop_and_append_stmt): Likewise.
15420 (vect_synth_mult_by_constant): Likewise.
15421 (target_has_vecop_for_code): Likewise.
15422 (vect_recog_mult_pattern): Use above functions to synthesize vector
15423 multiplication by integer constants.
15425 2016-07-14 Alan Modra <amodra@gmail.com>
15427 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
15428 gpr alternatives. Correct '*' placement on Y,r alternative.
15429 Add '*' on operand 1 of r,r alternative.
15431 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15433 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
15434 * expmed.h: ... Here.
15436 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
15438 * gimple.h (stmt_can_terminate_bb_p): New function.
15439 * tree-cfg.c (need_fake_edge_p): Rename to ...
15440 (stmt_can_terminate_bb_p): ... this; return true if stmt can
15441 throw external; handle const and pure calls.
15442 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
15444 2016-07-14 Richard Biener <rguenther@suse.de>
15446 PR tree-optimization/71866
15447 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
15448 (do_hoist_insertion): Avoid endless recursion when we
15449 didn't insert anything because we managed to simplify
15450 things down to a constant or SSA name.
15451 (fully_constant_expression): Re-write in terms of ...
15452 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
15453 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
15454 vn_nary_build_or_lookup_1.
15455 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
15456 (vn_nary_build_or_lookup): ... this which now wraps it.
15458 2016-07-14 Alan Modra <amodra@gmail.com>
15461 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
15462 with p9_vector override before power9-dform override.
15464 2016-07-13 Andi Kleen <ak@linux.intel.com>
15466 * value-prof.c (gimple_value_profile_transformations): Don't run
15467 when auto_profile is on.
15469 2016-07-13 Andi Kleen <ak@linux.intel.com>
15471 * auto-profile.c (update_inlined_ind_target,
15472 afdo_indirect_call): Print information to dump file.
15474 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
15476 * genrecog.c (special_predicate_operand_p): New function.
15477 (predicate_name): Move function.
15478 (validate_pattern): Don't warn about missing mode for all
15479 define_special_predicate predicates.
15481 2016-07-13 Bin Cheng <bin.cheng@arm.com>
15483 * tree-vect-data-refs.c (vect_no_alias_p): New function.
15484 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
15485 resolve alias checks which are known at compilation time.
15486 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
15487 alias checks are resolved. Move dump info for too many runtime
15488 alias checks to here...
15489 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
15491 2016-07-13 Richard Biener <rguenther@suse.de>
15493 PR tree-optimization/24574
15494 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
15495 position and add shift, rotate, divison and modulo support
15497 (value_replacement): Pass in argument position to absorbing_element_p.
15499 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
15502 * ipa-inline-transform.c (inline_call): Support
15503 instrumented thunks.
15505 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
15507 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
15508 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
15510 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
15511 Baseline. Make initial alternative TARGET_32BIT only.
15512 (udivsi3): Likewise.
15513 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
15514 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
15517 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
15519 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
15520 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
15521 availability with TARGET_HAVE_MOVT.
15522 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
15523 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
15524 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
15526 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
15527 extra instruction if MOVW is available. Use a cost variable
15528 incremented by COSTS_N_INSNS (1) when the condition match rather than
15529 returning an arithmetic expression based on COSTS_N_INSNS. Make
15530 constant with bottom half word zero cost 2 instruction if MOVW is
15532 * config/arm/arm.md (define_attr "arch"): Add v8mb.
15533 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
15534 target is ARMv8-M Baseline.
15535 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
15536 (arm_movtas_ze): Likewise.
15537 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
15538 alternative for constants satisfying j constraint.
15539 (thumb1_movsi_insn): Likewise.
15540 (movsi splitter for K alternative): Tighten condition to not trigger
15541 if movt is available and j constraint is satisfied.
15542 (Pe immediate splitter): Likewise.
15543 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
15544 constant fitting in an halfword to use MOVW.
15545 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
15548 2016-07-13 Richard Biener <rguenther@suse.de>
15550 PR middle-end/71104
15551 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
15552 gimplifying the LHS. Make sure to gimplify a returning twice
15553 call LHS without using SSA names.
15555 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15557 * tree-data-ref.c (find_data_references_in_stmt): Remove
15558 unnecessary call to vec::release.
15559 (graphite_find_data_references_in_stmt): Likewise.
15560 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
15561 * tree-vect-stmts.c (vectorizable_condition): Likewise.
15563 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15565 * cfgexpand.c (expand_used_vars): Make the type of a local
15567 * genmatch.c (lower_for): Likewise.
15568 * haifa-sched.c (haifa_sched_init): Likewise.
15569 (add_to_speculative_block): Likewise.
15570 (create_check_block_twin): Likewise.
15571 * predict.c (handle_missing_profiles): Likewise.
15572 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
15573 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
15574 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
15576 (maybe_lower_iteration_bound): Likewise.
15577 * tree-ssa-sccvn.c (DFS): Likewise.
15578 * tree-stdarg.c (reachable_at_most_once): Likewise.
15579 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
15580 (vectorizable_store): Likewise.
15582 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15584 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
15585 (sccvn_dom_walker): make cond_stack an auto_vec.
15587 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15589 * ree.c (struct ext_state): Make type of members auto_vec.
15590 (find_and_remove_re): Adjust.
15592 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15594 * cfgexpand.c (struct stack_vars_data): Make type of fields
15596 (expand_used_vars): Adjust.
15598 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15600 * ipa.c (record_cdtor_fn): Adjust.
15601 (build_cdtor_fns): Likewise.
15602 (ipa_cdtor_merge): Make static_ctors and static_dtors local
15605 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15607 * genextract.c (struct accum_extract): Add constructor and make
15609 (gen_insn): Adjust.
15611 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15613 * tree.c (struct free_lang_data_d): Add constructor and change
15614 types of members to ones that automatically manage resources.
15615 (fld_worklist_push): Adjust.
15616 (find_decls_types): Likewise.
15617 (find_decls_types_in_eh_region): Likewise.
15618 (free_lang_data_in_cgraph): Stop manually creating and
15619 destroying members of free_lang_data_d.
15621 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
15623 PR rtl-optimization/68961
15624 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
15625 peephole variant. Use sse_reg_operand predicates.
15627 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
15629 * config/i386/predicates.md (x86_64_immediate_operand)
15630 <case CONST_INT>: Remove unneeded truncation to DImode.
15631 <case CONST>: Ditto.
15632 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
15634 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15637 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
15638 The xxperm and xxpermr instructions require that the 2nd input
15639 operand overlap with the output operand, and not the 1st.
15640 (altivec_vperm_v8hiv16qi): Likewise.
15641 (altivec_vperm_<mode>_uns_internal): Likewise.
15642 (altivec_vpermr_<mode>_internal): Likewise.
15643 (vperm_v8hiv4si): Likewise.
15644 (vperm_v16qiv8hi): Likewise.
15646 2016-07-12 Nathan Sidwell <nathan@acm.org>
15648 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
15649 when -mno-pic-data-is-text-relative is in effect, by default.
15650 * doc/invoke.texi (mpic-data-is-text-relative): Document new
15651 behavior and clarify.
15653 2016-07-12 Martin Liska <mliska@suse.cz>
15655 * params.def: Add avg-loop niter.
15656 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
15657 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
15658 * doc/invoke.texi: Document the new parameter.
15660 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15662 PR middle-end/71700
15663 * expr.c (store_constructor): Mask sign-extended bits when widening
15664 sub-word constructor element at the start of a word.
15666 2016-07-12 Martin Liska <mliska@suse.cz>
15668 * Makefile.in: Append rule for params-options.h.
15669 * params-options.h: New file.
15671 2016-07-12 Martin Liska <mliska@suse.cz>
15673 * ira-build.c (mark_loops_for_removal): Properly iterate
15676 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
15677 Richard Biener <rguenther@suse.de>
15679 PR tree-optimization/23286
15680 PR tree-optimization/70159
15681 * doc/invoke.texi: Document -fcode-hoisting.
15682 * common.opt (fcode-hoisting): New flag.
15683 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
15684 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
15685 (do_regular_insertion): Rename to ...
15686 (do_pre_regular_insertion): ... this and amend general comments
15687 on insertion strathegy.
15688 (do_partial_partial_insertion): Rename to ...
15689 (do_pre_partial_partial_insertion): ... this.
15690 (do_hoist_insertion): New function.
15691 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
15692 and call do_hoist_insertion properly.
15694 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
15695 (pass_pre::execute): Register hoist_insert stats.
15697 2016-07-12 Jakub Jelinek <jakub@redhat.com>
15699 PR middle-end/71716
15700 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
15701 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
15702 is different from mode's bitsize. Small cleanup.
15704 2016-07-12 Richard Biener <rguenther@suse.de>
15706 PR rtl-optimization/68961
15707 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
15708 to simplify to a non-constant.
15710 2016-07-11 Jakub Jelinek <jakub@redhat.com>
15712 PR middle-end/71758
15713 * omp-low.c (expand_omp_target): Gimplify device.
15715 PR tree-optimization/71823
15716 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
15717 to get vec_oprnds2 from op2.
15719 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
15721 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
15722 Hoist common subexpressions.
15723 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
15725 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
15728 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
15729 prevent generation of 'stxsiwx' on pre Power8 hardware.
15731 2016-07-11 David Malcolm <dmalcolm@redhat.com>
15733 * input.c: Include cpplib.h.
15734 (selftest::temp_source_file): New class.
15735 (selftest::temp_source_file::temp_source_file): New ctor.
15736 (selftest::temp_source_file::~temp_source_file): New dtor.
15737 (selftest::should_have_column_data_p): New function.
15738 (selftest::test_should_have_column_data_p): New function.
15739 (selftest::temp_line_table): New class.
15740 (selftest::temp_line_table::temp_line_table): New ctor.
15741 (selftest::temp_line_table::~temp_line_table): New dtor.
15742 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
15743 it to create a temp_line_table.
15744 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
15745 locations that are known to have column data.
15746 (selftest::line_table_case): New struct.
15747 (selftest::test_reading_source_line): Move tempfile handling
15748 to class temp_source_file.
15749 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
15750 (selftest::assert_token_loc_eq): New function.
15751 (ASSERT_TOKEN_LOC_EQ): New macro.
15752 (selftest::test_lexer): New function.
15753 (selftest::boundary_locations): New array.
15754 (selftest::input_c_tests): Call test_should_have_column_data_p.
15755 Loop over a test matrix of interesting values of location and
15756 default_range_bits, calling test_lexer on each case in the matrix.
15757 Move call to test_accessing_ordinary_linemaps into the matrix.
15758 * selftest.h (ASSERT_EQ): Reimplement in terms of...
15759 (ASSERT_EQ_AT): New macro.
15761 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
15764 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
15765 Don't convert TImode in debug insn.
15767 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
15769 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
15770 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
15771 (tree_type_common::lang_flag_7): New.
15772 (tree_type_common::spare): Reduce size.
15773 * tree.h (TYPE_ALIGN_OK): Remove.
15774 (TYPE_LANG_FLAG_7): New.
15775 (get_inner_reference): Adjust header.
15776 * print-tree.c (print_node): Adjust.
15777 * expr.c (get_inner_reference): Remove parameter keep_aligning.
15778 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
15779 calls to get_inner_reference.
15780 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
15781 handling of TYPE_ALIGN_OK.
15782 * builtins.c (get_object_alignment_2): Adjust call to
15783 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
15784 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
15786 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
15787 * cfgexpand.c (expand_debug_expr): Likewise.
15788 * dbxout.c (dbxout_expand_expr): Likewise.
15789 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
15790 loc_list_from_tree, fortran_common): Likewise.
15791 * fold-const.c (optimize_bit_field_compare,
15792 decode_field_reference, fold_unary_loc, fold_comparison,
15793 split_address_to_core_and_offset): Likewise.
15794 * gimple-laddress.c (execute): Likewise.
15795 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
15796 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
15797 * hsa-gen.c (gen_hsa_addr): Likewise.
15798 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
15799 * tsan.c (instrument_expr): Likewise.
15800 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
15801 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
15802 * tree-affine.c (tree_to_aff_combination,
15803 get_inner_reference_aff): Adjust calls to get_inner_reference.
15804 * tree-data-ref.c (split_constant_offset_1,
15805 dr_analyze_innermost): Likewise.
15806 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
15807 * tree-sra.c (ipa_sra_check_caller): Likewise.
15808 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
15809 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
15810 bswap_replace): Likewise.
15811 * tree-vect-data-refs.c (vect_check_gather,
15812 vect_analyze_data_refs): Likewise.
15813 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
15814 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
15817 2016-07-11 David Malcolm <dmalcolm@redhat.com>
15819 * Makefile.in (selftest-valgrind): New phony target.
15820 * function-tests.c (selftest::build_cfg): Delete pass instances
15821 created by the test.
15822 (selftest::convert_to_ssa): Likewise.
15823 (selftest::test_expansion_to_rtl): Likewise.
15824 * tree-cfg.c (selftest::test_linear_chain): Release dominator
15826 (selftest::test_diamond): Likewise.
15828 2016-07-11 Richard Biener <rguenther@suse.de>
15830 PR tree-optimization/71816
15831 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
15832 than replacing all of its operands.
15834 2016-07-11 Alan Modra <amodra@gmail.com>
15836 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
15837 (ctr<mode>): Add unspec.
15838 (ctr<mode>_internal*): Likewise.
15840 2016-07-08 James Bowman <james.bowman@ftdichip.com>
15842 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
15843 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
15845 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
15847 PR rtl-optimization/71621
15848 * lra-constraints.c (process_alt_operands): Check combination of
15849 reg class and mode.
15851 2016-07-08 Jason Merrill <jason@redhat.com>
15852 Richard Biener <rguenther@suse.de>
15854 P0145: Refining Expression Order for C++.
15855 * gimplify.c (initial_rhs_predicate_for): New.
15856 (gimplfy_modify_expr): Gimplify RHS before LHS.
15858 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15861 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15862 Allow standard error handling to take over when a wrong number
15863 of arguments is presented to __builtin_vec_ld () or
15864 __builtin_vec_st ().
15866 2016-07-08 Jiong Wang <jiong.wang@arm.com>
15868 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
15873 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
15874 __builtin_aarch64_fmaxv2sf.
15875 (vmaxnmq_f32): Likewise.
15876 (vmaxnmq_f64): Likewise.
15877 (vminnm_f32): Likewise.
15878 (vminnmq_f32): Likewise.
15879 (vminnmq_f64): Likewise.
15881 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
15884 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
15885 enable -mfloat128-hardware by default.
15886 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
15887 that IEEE 128-bit hardware support needs.
15888 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
15889 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
15890 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
15891 floating point requires.
15892 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
15893 -mfloat128 and -mfloat128-hardware changes.
15895 2016-07-08 Alan Hayward <alan.hayward@arm.com>
15897 PR tree-optimization/71667
15898 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
15900 2016-07-08 Martin Liska <mliska@suse.cz>
15902 PR middle-end/71606
15903 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
15904 folding produces SAVE_EXPRs, thus return false for the type.
15906 2016-07-07 Martin Liska <mliska@suse.cz>
15908 * file-find.c (remove_prefix): New function.
15909 * file-find.h (remove_prefix): Declare the function.
15910 * gcc-ar.c (main): Skip a folder of the wrapper if
15911 a wrapped binary would point to the same file.
15913 2016-07-07 Jan Hubicka <jh@suse.cz>
15915 * tree-scalar-evolution.c (iv_can_overflow_p): export.
15916 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
15917 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
15919 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
15922 * ipa-inline-analysis.c (compute_inline_parameters): Set
15923 local.can_change_signature to false for intrumentation
15926 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15928 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
15929 with TARGET_HAVE_MOVT.
15930 (TARGET_HAVE_MOVT): Define.
15931 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
15932 availability with TARGET_HAVE_MOVT.
15933 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
15935 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
15937 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
15938 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
15939 * config/arm/constraints.md (define_constraint "j"): Use
15940 TARGET_HAVE_MOVT to check MOVT availability.
15942 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15944 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
15946 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15948 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
15949 (armv8-m.main): Likewise.
15950 (armv8-m.main+dsp): Likewise.
15951 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
15952 (FL_FOR_ARCH8M_MAIN): Likewise.
15953 * config/arm/arm-tables.opt: Regenerate.
15954 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
15955 armv8-m.main+dsp to BE8_LINK_SPEC.
15956 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
15957 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
15958 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
15959 Baseline and Mainline.
15960 (arm_option_override_internal): Also disable arm_restrict_it when
15961 !arm_arch_notm. Update comment for -munaligned-access to also cover
15963 (arm_file_start): Increase buffer size for printing architecture name.
15964 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
15965 and armv8-m.main+dsp.
15966 (mno-unaligned-access): Clarify that this is disabled by default for
15967 ARMv8-M Baseline architectures as well.
15969 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15971 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
15972 decide whether to prevent some libgcc routines being included for some
15973 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
15974 link between this condition and the one in
15975 libgcc/config/arm/lib1func.S.
15977 2016-07-07 Richard Biener <rguenther@suse.de>
15979 * tree-ssa-pre.c: Include alias.h.
15980 (compute_avail): If we have multiple VN_REFERENCEs with the
15981 same hashtable entry adjust that to make it a valid replacement
15982 for all of them with respect to alignment and aliasing
15983 when doing insertion.
15984 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
15985 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
15987 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
15991 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
15992 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
15995 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15997 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
15998 (adjust_mems): Adjust.
15999 (adjust_insn): Likewise.
16000 (prepare_call_arguments): Likewise.
16002 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16004 * gcse.c (struct ls_expr): Make stores field a vector.
16005 (ldst_entry): Adjust.
16006 (free_ldst_entry): Likewise.
16007 (print_ldst_list): Likewise.
16008 (compute_ld_motion_mems): Likewise.
16009 (update_ld_motion_stores): Likewise.
16011 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16013 * gcse.c (struct ls_expr): Remove loads field.
16014 (ldst_entry): Adjust.
16015 (free_ldst_entry): Likewise.
16016 (print_ldst_list): Likewise.
16017 (compute_ld_motion_mems): Likewise.
16019 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16021 * store-motion.c (struct st_expr): Make antic_stores a vector.
16022 (st_expr_entry): Adjust.
16023 (free_st_expr_entry): Likewise.
16024 (print_store_motion_mems): Likewise.
16025 (find_moveable_store): Likewise.
16026 (compute_store_table): Likewise.
16027 (remove_reachable_equiv_notes): Likewise.
16028 (replace_store_insn): Likewise.
16029 (build_store_vectors): Likewise.
16031 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16033 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
16034 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
16036 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16038 PR tree-optimization/71518
16039 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
16040 misalign also for outer loops with negative step.
16042 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
16044 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
16045 (cortex_a53_shift): Add mov_shift.
16046 (cortex_a53_shift_reg): Add new reservation for register shifts.
16047 (cortex_a53_alu): Remove bfm.
16048 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
16049 (cortex_a53_alu_extr): Add new reservation for EXTR.
16050 (bypasses): Improve bypass modelling.
16052 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16055 * config/avr/avr.c (avr_asm_select_section): Strip off
16056 SECTION_DECLARED from flags when calling get_section.
16058 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16060 * tree-vectorizer.h (vect_memory_access_type): Add
16061 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
16062 * tree-vect-stmts.c (compare_step_with_zero): New function.
16063 (perm_mask_for_reverse): Move further up file.
16064 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
16066 (get_negative_load_store_type): New function.
16067 (get_load_store_type): Call it. Add an ncopies argument.
16068 (vectorizable_mask_load_store): Update call accordingly and
16069 remove tests for negative steps.
16070 (vectorizable_store, vectorizable_load): Likewise. Handle new
16071 memory_access_types.
16073 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16075 * tree-vectorizer.h (vect_memory_access_type): New enum.
16076 (_stmt_vec_info): Add a memory_access_type field.
16077 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
16078 (vect_model_store_cost): Take an access type instead of a boolean.
16079 (vect_model_load_cost): Likewise.
16080 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
16081 vect_model_store_cost and vect_model_load_cost.
16082 * tree-vect-stmts.c (vec_load_store_type): New enum.
16083 (vect_model_store_cost): Take an access type instead of a
16084 store_lanes_p boolean. Simplify tests.
16085 (vect_model_load_cost): Likewise, but for load_lanes_p.
16086 (get_group_load_store_type, get_load_store_type): New functions.
16087 (vectorizable_store): Use get_load_store_type. Record the access
16088 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
16089 (vectorizable_load): Likewise.
16090 (vectorizable_mask_load_store): Likewise. Replace is_store
16091 variable with vls_type.
16093 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16095 * tree-vectorizer.h (vect_grouped_load_supported): Add a
16096 single_element_p parameter.
16097 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
16098 Check the PR65518 case here rather than in vectorizable_load.
16099 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
16100 * tree-vect-stmts.c (vectorizable_load): Likewise.
16102 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16104 * tree-vectorizer.h (gather_scatter_info): New structure.
16105 (vect_check_gather_scatter): Return a bool rather than a decl.
16106 Replace return-by-pointer arguments with a single
16107 gather_scatter_info *.
16108 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
16109 (vect_analyze_data_refs): Update call accordingly.
16110 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
16111 (vectorizable_mask_load_store): Likewise. Also record the
16112 offset dt and vectype in the gather_scatter_info.
16113 (vectorizable_store): Likewise.
16114 (vectorizable_load): Likewise.
16116 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16118 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
16119 strided groups, use the cost of N scalar accesses instead
16120 of ncopies vector accesses.
16121 (vect_model_load_cost): Likewise.
16123 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16125 * tree-vect-stmts.c (vect_cost_group_size): Delete.
16126 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
16127 variable to indicate when once-per-group costs are being used.
16128 (vect_model_load_cost): Likewise. Fix comment and misindented code.
16130 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16132 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
16133 peeling-for-gaps condition.
16135 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16137 * config/s390/s390.c (s390_expand_vec_init): Force initializer
16138 element to register if it doesn't match general_operand.
16140 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
16141 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16143 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
16145 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
16146 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
16147 (SIGNBIT): New mode iterator.
16148 (Fsignbit): New mode attribute.
16149 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
16150 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
16151 when direct moves are available.
16152 (signbit<mode>2_dm): New define_insn_and_split).
16153 (signbit<mode>2_dm2): New define_insn.
16155 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16157 PR rtl-optimization/71594
16158 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
16159 into subregs of appropriate mode before trying to emit a conditional
16162 2016-07-05 Jan Hubicka <jh@suse.cz>
16164 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
16165 (simple_iv): Use it.
16167 2016-07-05 Jan Hubicka <jh@suse.cz>
16169 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
16171 2016-07-05 Jiong Wang <jiong.wang@arm.com>
16173 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
16176 2016-07-05 Jan Hubicka <jh@suse.cz>
16178 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
16181 2016-07-05 Richard Biener <rguenther@suse.de>
16183 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
16184 Handle empty else block.
16185 (is_feasible_trace): Likewise.
16186 (split_paths): Likewise.
16188 2016-07-05 Richard Biener <rguenther@suse.de>
16190 * tree-loop-distribution.c (distribute_loop): Fix issue with
16191 the cost model loop.
16193 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
16195 * config/arm/neon-testgen.ml: Delete.
16196 * config/arm/neon.ml: Delete.
16198 2016-07-04 Jakub Jelinek <jakub@redhat.com>
16201 * tree.c (attribute_value_equal): Use get_attribute_name instead of
16202 directly using TREE_PURPOSE.
16204 2016-07-04 Jiong Wang <jiong.wang@arm.com>
16206 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
16207 * config/aarch64/aarch64_neon.h: Likewise.
16208 * config/aarch64/arm_neon.h: Likewise.
16209 * config/aarch64/atomics.md: Likewise.
16210 * config/aarch64/aarch64-simd-builtins.def: Likewise.
16211 * doc/invoke.texi: Likewise.
16213 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
16215 * config/s390/s390.md: Add "z13" cpu_facility.
16216 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
16217 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
16218 condition" type instructions.
16220 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
16221 Jeff Law <law@redhat.com>
16223 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
16224 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
16226 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
16228 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
16229 permutation for TARGET_AVX512F.
16230 (ix86_expand_vec_one_operand_perm_avx512): New function.
16231 (expand_vec_perm_1): Invoke introduced function.
16232 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
16233 it may be not valid after vectorization.
16235 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16238 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
16239 typo in comment. Only force to memory if it is a weak
16240 external reference.
16242 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
16243 Jiong Wang <jiong.wang@arm.com>
16245 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
16246 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
16247 (AARCH64_FL_F16): New.
16248 (AARCH64_FL_FOR_ARCH8_2): New.
16249 (AARCH64_ISA_8_2): New.
16250 (AARCH64_ISA_F16): New.
16251 (TARGET_FP_F16INST): New.
16252 (TARGET_SIMD_F16INST): New.
16253 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
16254 ("fp"): Disabling "fp" also disables "fp16".
16255 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
16256 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
16257 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
16258 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
16260 2016-07-04 Jan Beulich <jbeulich@suse.com>
16262 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
16264 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16267 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
16268 the insns, use an insn form that does not adjust the offset on
16269 little endian systems.
16271 2016-07-01 Jan Beulich <jbeulich@suse.com>
16273 * varasm.c (get_variable_section): Validate initializer in
16274 named .bss-like sections.
16276 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
16278 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
16279 Exchange the order of the second and third operands in the vpermr
16280 instruction tmeplate.
16282 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
16285 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
16286 Disallow TDmode values.
16288 2016-07-01 Alan Modra <amodra@gmail.com>
16290 PR rtl-optimization/71709
16291 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
16292 being set, not referenced.
16294 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
16296 PR tree-optimization/70729
16297 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
16298 of loop since it can be not valid after transformation.
16300 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16302 * config/arm/arm.c (thumb_reload_in_hi): Delete.
16303 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
16305 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
16307 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
16310 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
16313 * config/rs6000/constraints.md (wY constraint): New constraint to
16314 match the requirements for the LXSD and STXSD instructions.
16315 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
16316 predicate to match the requirements for the LXSD and STXSD
16318 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
16319 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
16320 to make sure that the bottom 2 bits of offset are 0, the address
16321 form is offsettable, and no updating is done in the address mode.
16322 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
16323 (movdi_internal32): Likewise
16324 (movdi_internal64): Likewise.
16326 2016-06-30 Jakub Jelinek <jakub@redhat.com>
16328 PR tree-optimization/71707
16329 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
16330 strinfo even for ADDR_EXPR ptr.
16332 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
16334 * config/rs6000/altivec.md (darn_32): Change the condition to
16335 TARGET_P9_MISC instead of TARGET_MODULO.
16336 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
16337 condition expression.
16338 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
16339 condition expression.
16340 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
16341 (DFP_TEST): New code iterator.
16342 (dfptstsfi_<code>_mode>): New define_expand.
16343 (*dfp_sgnfcnc_<mode>): New define_insn.
16344 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
16345 definition next to BU_P9_MISC_1 definition and change the MASK
16346 value to RS6000_BTM_P9_MISC.
16347 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
16348 (BU_P9_64BIT_MISC_0): Likewise.
16349 (BU_P9_DFP_MISC_0): New macro definition.
16350 (BU_P9_DFP_MISC_1): New macro definition.
16351 (BU_P9_DFP_MISC_2): New macro definition.
16352 (BU_P9_DFP_OVERLOAD_1): New macro definition.
16353 (BU_P9_DFP_OVERLOAD_2): New macro definition.
16354 (BU_P9_DFP_OVERLOAD_3): New macro definition.
16355 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
16356 (TSTSFI_LT_TD): Likewise.
16357 (TSTSFI_EQ_DD): Likewise.
16358 (TSTSFI_EQ_TD): Likewise.
16359 (TSTSFI_GT_DD): Likewise.
16360 (TSTSFI_GT_TD): Likewise.
16361 (TSTSFI_OV_DD): Likewise.
16362 (TSTSFI_OV_TD): Likewise.
16363 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
16364 (TSTSFI_LT_DD): Likewise.
16365 (TSTSFI_LT_TD): Likewise.
16366 (TSTSFI_EQ): Likewise.
16367 (TSTSFI_EQ_DD): Likewise.
16368 (TSTSFI_EQ_TD): Likewise.
16369 (TSTSFI_GT): Likewise.
16370 (TSTSFI_GT_DD): Likewise.
16371 (TSTSFI_GT_TD): Likewise.
16372 (TSTSFI_OV): Likewise.
16373 (TSTSFI_OV_DD): Likewise.
16374 (TSTSFI_OV_TD): Likewise.
16375 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16376 overloaded test significance functions.
16377 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16378 OPTION_MASK_P9_MISC into the representation of this mask.
16379 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
16381 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
16382 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
16384 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
16385 argument is a 6-bit unsigned literal value if the icode argument
16386 represents a DFP test significance built-in call.
16387 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
16388 flag used independently and in combination with the
16389 RS6000_BTM_64BIT flag.
16390 (rs6000_opt_masks): Add entry for power9-misc command-line option.
16391 (rs6000_builtin_mask_names): Add entry for power9-misc
16392 command-line option.
16393 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
16394 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
16395 RS6000_BTM_P9_MISC macros.
16396 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
16397 option and change the description of the -mpower9-vector option to
16398 enable only vector instructions, removing its erroneously claimed
16399 support for scalar instructions.
16400 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
16401 the ISA 3.0 digital floating point test significance built-in
16404 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
16406 * config/aarch64/aarch64.c (cortexa35_tunings):
16407 Enable AES fusion. Use cortexa57_branch_cost.
16408 (cortexa53_tunings): Use cortexa57_branch_cost.
16409 (cortexa72_tunings): Use cortexa57_branch_cost.
16410 Use AUTOPREFETCHER_WEAK.
16411 (cortexa73_tunings): Use cortexa57_branch_cost.
16413 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16414 James Greenhalgh <james.greenhalgh@arm.com>
16416 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
16417 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
16418 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
16419 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
16420 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
16421 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
16422 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
16423 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
16424 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
16425 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
16426 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
16427 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
16428 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
16431 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
16432 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16434 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
16436 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
16438 2016-06-30 David Malcolm <dmalcolm@redhat.com>
16441 * gcc.c (driver::build_option_suggestions): Pass "option" to
16442 add_misspelling_candidates.
16443 * opts-common.c (add_misspelling_candidates): Add "option" param;
16444 use it to avoid adding negated forms for options marked with
16446 * opts.h (add_misspelling_candidates): Add "option" param.
16448 2016-06-30 Jakub Jelinek <jakub@redhat.com>
16450 PR middle-end/71693
16451 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
16452 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
16453 first when permuting bitwise operation with rotate. Cast
16454 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
16456 2016-06-29 David Malcolm <dmalcolm@redhat.com>
16458 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
16459 for misspelled param names.
16460 * params.c: Include spellcheck.h.
16461 (find_param_fuzzy): New function.
16462 * params.h (find_param_fuzzy): New prototype.
16463 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
16464 * spellcheck.h (struct edit_distance_traits<const char *>):
16467 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
16469 * config/rs6000/predicates.md (const_0_to_7_operand): New
16470 predicate, recognize 0..7.
16471 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
16472 support for doing extracts from V16QImode, V8HImode, V4SImode
16474 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
16475 vector extract support.
16476 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
16477 for ISA 3.0 vector extract.
16478 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
16479 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
16480 extracts of a constant element number from small integer vectors
16481 on 64-bit ISA 3.0 systems.
16482 (vsx_extract_<mode>_di): Likewise.
16483 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
16484 say when we can do ISA 3.0 vector extracts.
16485 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
16486 registers, using the stxsiwx instruction.
16488 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
16490 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
16491 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
16492 qdf24xx_regmove_cost, qdf24xx_tunings): New.
16493 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
16494 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
16495 * config/arm/arm.c (arm_qdf24xx_tune): New.
16497 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
16499 * config/aarch64/aarch64.c (cortexa53_tunings):
16500 Increase loop alignment to 8. Set function alignment to 16.
16501 (cortexa35_tunings): Likewise.
16502 (cortexa57_tunings): Increase loop alignment to 8.
16503 (cortexa72_tunings): Likewise.
16504 (cortexa73_tunings): Likewise.
16506 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
16508 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
16509 for arm_fp16_ok and arm_fp16_hw.
16510 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
16511 arm_fp16_alternative.
16513 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
16515 PR tree-optimization/71655
16516 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
16517 types when swapping operands.
16519 2016-06-29 Martin Liska <mliska@suse.cz>
16521 PR middle-end/71585
16522 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
16523 * ipa-inline-transform.c (inline_call): Remove unnecessary call
16524 of build_optimization_node.
16526 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
16528 PR tree-optimization/70729
16529 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
16530 independent in loops having positive safelen value.
16531 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
16532 it may be not valid after vectorization.
16534 2016-06-29 Jakub Jelinek <jakub@redhat.com>
16536 PR tree-optimization/71625
16537 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
16538 is sorted by ascending list->offset. If PTR is non-NULL and there is
16539 previous strinfo, call get_stridx_plus_constant.
16540 (get_stridx): Pass exp as second argument to get_addr_stridx.
16541 (addr_stridxptr): Add missing list = list->next, so that there can be
16542 more than one entries in the list. Bump limit from 16 to 32. Ensure
16543 the list is sorted by ascending list->offset.
16544 (get_stridx_plus_constant): Adjust so that it can be also called with
16545 ADDR_EXPR instead of SSA_NAME as PTR.
16546 (handle_char_store): Pass NULL_TREE as second argument to
16549 2016-06-29 Richard Biener <rguenther@suse.de>
16551 PR rtl-optimization/68961
16552 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
16554 2016-06-29 Richard Biener <rguenther@suse.de>
16556 PR middle-end/71002
16557 * alias.c (component_uses_parent_alias_set_from): Handle
16558 type punning through union accesses by using the union alias set.
16559 * gimple.c (gimple_get_alias_set): Remove union type punning case.
16561 2016-07-29 Richard Biener <rguenther@suse.de>
16563 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
16564 precision not matching mode precision.
16566 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
16568 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
16569 pa_output_arg_descriptor.
16570 (call_val_symref_64bit_post_reload): Likewise.
16571 (call_val_powf_64bit_post_reload): Likewise.
16572 (sibcall_internal_symref_64bit): Likewise.
16573 (sibcall_value_internal_symref_64bit): Likewise.
16575 2016-06-28 Jakub Jelinek <jakub@redhat.com>
16577 PR middle-end/71626
16578 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
16579 a constant, force its SUBREG_REG into memory or register instead
16582 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
16585 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
16586 * doc/invoke.texi (AVR Options): Document it.
16588 2016-06-28 Walter Lee <walt@tilera.com>
16590 * config/tilegx/linux.h: Do not include arch/icache.h
16591 (CLEAR_INSN_CACHE): Provide inlined definition directly.
16592 * config/tilepro/linux.h: Do not include arch/icache.h
16593 (CLEAR_INSN_CACHE): Provide inlined definition directly.
16595 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
16597 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
16598 for big-endian BIT_FIELD_REF.
16600 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
16602 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
16603 ('size' attribute): Add '128'.
16605 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
16606 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
16607 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
16608 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
16609 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
16610 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
16611 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
16612 *trunc<mode>df2_odd): Set size attribute to '128'.
16613 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
16614 * config/rs6000/power6.md (power6-fp): Include dfp type.
16615 * config/rs6000/power7.md (power7-fp): Likewise.
16616 * config/rs6000/power8.md (power8-fp): Likewise.
16617 * config/rs6000/power9.md: New file.
16618 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
16619 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
16620 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
16622 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
16623 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
16624 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
16625 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
16626 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
16627 dfp_dscri_<mode>): Change type attribute to dfp.
16628 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
16629 attribute to vecsimple.
16630 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
16631 and prefetch streams.
16632 (rs6000_option_override_internal): Remove temporary code setting
16633 tuning to power8. Don't set rs6000_sched_groups for power9.
16634 (last_scheduled_insn): Change to rtx_insn *.
16635 (divide_cnt, vec_load_pendulum): New variables.
16636 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
16637 (rs6000_issue_rate): Set issue rate for Power9.
16638 (is_power9_pairable_vec_type): New.
16639 (power9_sched_reorder2): New.
16640 (rs6000_sched_reorder2): Call new function for Power9 specific
16642 (insn_must_be_first_in_group): Remove Power9.
16643 (insn_must_be_last_in_group): Likewise.
16644 (force_new_group): Likewise.
16645 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
16646 Initialize divide_cnt/vec_load_pendulum.
16647 (_rs6000_sched_context, rs6000_init_sched_context,
16648 rs6000_set_sched_context): Handle context save/restore of new
16651 2016-06-28 Richard Biener <rguenther@suse.de>
16653 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
16654 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
16655 COMPONENT_REF operand.
16656 (nonoverlapping_component_refs_p): Likewise.
16657 * stor-layout.c (start_bitfield_representative): Mark
16658 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
16660 2016-06-28 Jakub Jelinek <jakub@redhat.com>
16662 * Makefile.in: Don't cat ../stage_current if it does not exist.
16664 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
16665 last argument is a bit-field.
16667 PR rtl-optimization/71673
16668 * internal-fn.c (expand_arith_overflow_result_store): Use
16669 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
16670 expand_simple_binop.
16672 PR middle-end/66867
16673 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
16674 expand_ifn_atomic_compare_exchange): New functions.
16675 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
16676 * tree.h (build_call_expr_internal_loc): Rename to ...
16677 (build_call_expr_internal_loc_array): ... this. Fix up type of
16679 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
16680 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
16681 ATOMIC_COMPARE_EXCHANGE result.
16682 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
16683 * gimple-fold.h (optimize_atomic_compare_exchange_p,
16684 fold_builtin_atomic_compare_exchange): New prototypes.
16685 * gimple-fold.c (optimize_atomic_compare_exchange_p,
16686 fold_builtin_atomic_compare_exchange): New functions..
16687 * tree-ssa.c (execute_update_addresses_taken): If
16688 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
16689 of call when finding addressable vars, and if such var becomes
16690 non-addressable, call fold_builtin_atomic_compare_exchange.
16692 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
16695 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
16696 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
16698 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
16700 * config/rs6000/rs6000.md ('type' attribute): Add
16701 veclogical,veccmpfx,vecexts,vecmove insn types.
16702 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
16703 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
16704 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
16705 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
16706 *nabs<mode>2_hw): Change type to vecmove.
16707 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
16708 *boolcc<mode>3_internal, *eqv<mode>3_internal,
16709 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
16710 *ieee_128bit_vsx_abs<mode>2_internal,
16711 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
16712 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
16713 *ieee128_mtvsrd_32bit): Change type to veclogical.
16714 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
16715 *movdi_internal32, *movdi_internal64): Update insn types.
16716 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
16717 vsx_extract_<mode>): Change type to veclogical.
16718 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
16719 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
16720 *vsx_sign_extend_si_v2di): Change type to vecexts.
16721 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
16722 type to veclogical.
16723 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
16724 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
16725 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
16726 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
16727 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
16728 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
16729 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
16730 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
16731 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
16732 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
16733 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
16734 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
16735 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
16736 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
16737 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
16738 (ppc7450-vecsimple): Add veclogical, vecmove.
16739 (ppc7450-veccmp): Add veccmpfx.
16740 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
16742 (ppc8540_vector_compare): Add veccmpfx.
16743 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
16744 * config/rs6000/cell.md (cell-fp): Add fpsimple.
16745 (cell-vecsimple): Add veclogical, vecmove.
16746 (cell-veccmp): Add veccmpfx.
16747 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
16748 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
16750 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
16751 * config/rs6000/power4.md (power4-fp): Add fpsimple.
16752 (power4-vecsimple): Add veclogical, vecmove.
16753 (power4-veccmp): Add veccmpfx.
16754 * config/rs6000/power5.md (power5-fp): Add fpsimple.
16755 * config/rs6000/power6.md (power6-fp): Add fpsimple.
16756 (power6-vecsimple): Add veclogical, vecmove.
16757 (power6-veccmp): Add veccmpfx.
16758 * config/rs6000/power7.md (power7-fp): Add fpsimple.
16759 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
16760 * config/rs6000/power8.md (power8-fp): Add fpsimple.
16761 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
16762 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
16763 * config/rs6000/titan.md (titan_fp): Add fpsimple.
16764 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
16766 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
16768 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
16771 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16772 OPTION_MASK_P9_DFORM_VECTOR.
16773 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
16774 disable -mpower9-dform-vector when using reload.
16775 (quad_address_p): Remove 'gpr_p' argument and all associated code.
16776 New 'strict' argument. Update all callers. Add strict addressing
16778 (rs6000_legitimate_offset_address_p): Remove call to
16779 virtual_stack_registers_memory_p.
16780 (rs6000_legitimize_reload_address): Add quad address support.
16781 (rs6000_legitimate_address_p): Move call to quad_address_p above
16782 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
16783 to account for new strict usage.
16784 (rs6000_output_move_128bit): Adjust quad_address_p args to account
16785 for new strict usage.
16786 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
16788 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
16795 * config/i386/i386.c (ix86_spill_class): Disable condition to
16796 always return NO_REGS.
16798 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
16800 * predict.c: Include gimple-pretty-print.h
16801 (predicted_by_loop_heuristics_p): Check also
16802 PRED_LOOP_EXIT_WITH_RECURSION
16803 (predict_loops): Find self recursive calls and use special purpose
16804 predictors for them; dump log about decisions.
16805 (pass_profile::execute): Dump info about #of iterations.
16806 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
16807 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
16809 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
16811 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
16812 output_asm_insn calls and shorten long lines. Output .CALL
16813 argument descriptor using pa_output_arg_descriptor. Add various
16814 inline $$dyncall and other optimizations.
16815 (pa_attr_length_indirect_call): Adjust ordering and lengths.
16817 2016-06-25 Jakub Jelinek <jakub@redhat.com>
16819 PR tree-optimization/71643
16820 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
16823 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
16824 leak a bitmap if dep_bb is NULL.
16826 PR tree-optimization/71631
16827 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
16828 to rewrite_expr_tree even if negate_result, move new_lhs var
16829 declaration and initialization earlier, for powi_result set afterwards
16830 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
16831 if new_lhs != lhs, and don't shadow gsi var.
16833 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
16835 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
16836 Add in_loop parameter.
16837 (predict_loops): Add loop guard heuristics.
16838 * predict.def (PRED_LOOP_GUARD): New heuristics.
16840 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
16842 * predict.c: Include ipa-utils.h
16843 (tree_bb_level_prediction): Predict recursive calls.
16844 (tree_estimate_probability_bb): Skip inexpensive calls for call
16846 * predict.def (PRED_RECURSIVE_CALL): New.
16848 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16850 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
16851 (BU_FLOAT128_1): Likewise.
16853 (COPYSIGNQ): Likewise.
16854 (RS6000_BUILTIN_NANQ): Likewise.
16855 (RS6000_BUILTIN_NANSQ): Likewise.
16856 (RS6000_BUILTIN_INFQ): Likewise.
16857 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
16858 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
16859 (TARGET_FOLD_BUILTIN): New #define.
16860 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
16861 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
16862 (rs6000_fold_builtin): New target hook implementation, handling
16863 folding of 128-bit NaNs and infinities.
16864 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
16865 entries are filled in to avoid problems during bootstrap
16866 self-test; define builtins for 128-bit NaNs and infinities.
16867 (rs6000_opt_mask): Add entry for float128.
16868 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
16869 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
16870 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
16871 (const_str_type_node): New #define.
16872 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
16873 to a define_expand that dispatches to either copysign<mode>3_soft
16874 or copysign<mode>3_hard.
16875 (copysign<mode>3_hard): Rename from copysign<mode>3.
16876 (copysign<mode>3_soft): New define_insn.
16877 * doc/extend.texi: Document new builtins.
16879 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16881 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
16882 PRIu64 instead of lu.
16884 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
16887 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
16888 copy the type name.
16890 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16892 PR tree-optimization/71647
16893 * omp-low.c (lower_rec_input_clauses): Convert
16894 omp_clause_aligned_alignment (c) to size_type_node for the
16895 last argument of __builtin_assume_aligned.
16897 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
16899 * configure.ac (calling ___tls_get_addr via GOT): New
16900 assembler/linker check.
16901 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
16902 assembler and linker supports calling ___tls_get_addr via GOT.
16903 Otherise, defined to 0.
16904 * config.in: Regenerated.
16905 * configure: Likewise.
16906 * config/i386/constraints.md (Yb): New constraint.
16907 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
16908 (REG_CLASS_NAMES): Likewise.
16909 (REG_CLASS_CONTENTS): Likewise.
16910 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
16911 the b constraint with the Yb constraint. Call ___tls_get_addr
16912 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
16914 (*tls_local_dynamic_base_32_gnu): Likewise.
16915 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
16916 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
16917 (*tls_local_dynamic_base_64_<mode>): Likewise.
16919 2016-06-24 Martin Liska <mliska@suse.cz>
16921 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
16922 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
16924 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
16925 argument to true if the expected number of iterations is
16928 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
16930 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
16931 assemble for 32bit target.
16932 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
16933 and $ld_ix86_gld_32_opt to link for 32bit target.
16934 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
16935 * configure: Regenerate.
16937 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16939 * config/arm/arm.c (int_log2): Delete definition and prototype.
16940 (shift_op): Use exact_log2 instead of int_log2.
16941 (vfp3_const_double_for_fract_bits): Likewise.
16943 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16945 * internal-fn.c (expand_arith_set_overflow): New function.
16946 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
16948 (expand_arith_overflow_result_store): Likewise. Handle precision
16949 smaller than mode precision.
16950 * tree-vrp.c (extract_range_basic): For imag part, handle
16951 properly signed 1-bit precision result.
16952 * doc/extend.texi (__builtin_add_overflow): Document that last
16953 argument can't be pointer to enumerated or boolean type.
16954 (__builtin_add_overflow_p): Document that last argument can't
16955 have enumerated or boolean type.
16957 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16958 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16960 * config/rs6000/predicates.md (splat_input_operand): Rework.
16961 Don't allow constants, since the insns that use this predicate
16962 don't support constants. Constants are handled by other insns
16963 that are created via combine. During and after register
16964 allocation, only allow indexed or indirect addresses, and not
16965 general addresses. Only allow modes supported by the hardware.
16966 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
16967 comment. Move check for using VSPLTIS<x> to a common location,
16968 instead of doing it in two different places.
16970 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
16972 * config/i386/driver-i386.c (host_detect_local_cpu): Set
16973 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
16974 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
16975 signature_CENTAUR_ebx.
16977 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
16981 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
16982 (as_ix86_gas_32_opt): This.
16983 (ld_ix86_tls_ldm_opt): Renamed to ...
16984 (ld_ix86_gld_32_opt): This.
16985 (R_386_TLS_LDM reloc): Updated.
16986 (R_386_GOT32X reloc): New assembler/linker check.
16987 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
16988 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
16990 * config.in: Regenerated.
16991 * configure: Likewise.
16992 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
16993 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
16994 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
16995 if ix86_force_load_from_GOT_p returns true.
16996 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
16997 ix86_force_load_from_GOT_p returns true.
16998 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
16999 the external function address via the GOT slot.
17000 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
17001 HAVE_AS_IX86_GOT32X before returning false.
17002 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
17003 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
17005 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
17007 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
17009 2016-06-23 Andi Kleen <ak@linux.intel.com>
17011 * Makefile.in: Regenerate.
17012 * doc/install.texi: Document autoprofiledbootstrap.
17014 2016-06-23 Andi Kleen <ak@linux.intel.com>
17016 * config/i386/gcc-auto-profile: New file.
17018 2016-06-23 Martin Liska <mliska@suse.cz>
17020 PR middle-end/71619
17021 * predict.c (predict_loops): Revert the hunk that was removed
17024 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
17026 * config.gcc: Add support for arm*-*-phoenix* targets.
17027 * config/arm/t-phoenix: New.
17028 * config/phoenix.h: New.
17030 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
17031 H.J. Lu <hongjiu.lu@intel.com>
17034 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
17035 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
17036 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
17037 ix86_force_load_from_GOT_p returns true.
17038 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
17039 ix86_force_load_from_GOT_p returns true.
17040 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
17041 ix86_force_load_from_GOT_p returns true.
17042 (ix86_expand_move): Load the external function address via the
17043 GOT slot if ix86_force_load_from_GOT_p returns true.
17044 * config/i386/predicates.md (x86_64_immediate_operand): Return
17045 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
17046 (x86_64_zext_immediate_operand): Ditto.
17048 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
17050 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
17052 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17055 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
17056 * diagnostic.c (pedwarn_at_rich_loc): New function.
17057 * spellcheck.h (best_match::best_match): Add a
17058 "best_distance_so_far" optional parameter.
17059 (best_match::set_best_so_far): New method.
17060 (best_match::get_best_distance): New accessor.
17061 (best_match::get_best_candidate_length): New accessor.
17063 2016-06-22 Nick Clifton <nickc@redhat.com>
17065 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
17066 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
17067 modes are accepted as well.
17068 (ucompare_loc_descriptor): Likewise.
17069 (minmax_loc_descriptor): Likewise.
17070 (clz_loc_descriptor): Likewise.
17071 (popcount_loc_descriptor): Likewise.
17072 (bswap_loc_descriptor): Likewise.
17073 (rotate_loc_descriptor): Likewise.
17074 (mem_loc_descriptor): Likewise.
17075 (loc_descriptor): Likewise.
17077 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17079 * common.opt (fdiagnostics-parseable-fixits): New option.
17080 * diagnostic.c: Include "selftest.h".
17081 (print_escaped_string): New function.
17082 (print_parseable_fixits): New function.
17083 (diagnostic_report_diagnostic): Call print_parseable_fixits.
17084 (selftest::assert_print_escaped_string): New function.
17085 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
17086 (selftest::test_print_escaped_string): New function.
17087 (selftest::test_print_parseable_fixits_none): New function.
17088 (selftest::test_print_parseable_fixits_insert): New function.
17089 (selftest::test_print_parseable_fixits_remove): New function.
17090 (selftest::test_print_parseable_fixits_replace): New function.
17091 (selftest::diagnostic_c_tests): New function.
17092 * diagnostic.h (struct diagnostic_context): Add field
17093 "parseable_fixits_p".
17094 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
17095 -fdiagnostics-parseable-fixits.
17096 (-fdiagnostics-parseable-fixits): New option.
17097 * opts.c (common_handle_option): Handle
17098 -fdiagnostics-parseable-fixits.
17099 * selftest-run-tests.c (selftest::run_tests): Call
17100 selftest::diagnostic_c_tests.
17101 * selftest.h (selftest::diagnostic_c_tests): New prototype.
17103 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
17105 PR tree-optimization/71488
17106 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
17107 comparison of boolean vectors.
17108 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
17109 of boolean vectors using bitwise operations.
17111 2016-06-22 Andreas Schwab <schwab@suse.de>
17113 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
17114 Remove declaration.
17116 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
17118 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
17120 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
17122 * config/i386/i386.c (print_reg): Emit an error message on attempt to
17125 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17127 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
17128 * config/arm/arm-cores.def (cortex-a73): New entry.
17129 (cortex-a73.cortex-a35): Likewise.
17130 (cortex-a73.cortex-a53): Likewise.
17131 * config/arm/arm-tables.opt: Regenerate.
17132 * config/arm/arm-tune.md: Likewise.
17133 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
17134 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17135 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
17136 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17137 * doc/invoke.texi (ARM Options): Document cortex-a73,
17138 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
17140 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17142 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
17143 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
17144 (cortex-a73.cortex-a35): Likewise.
17145 (cortex-a73.cortex-a53): Likewise.
17146 * config/aarch64/aarch64-tune.md: Regenerate.
17147 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
17148 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
17151 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17153 * configure.ac (gcc_cv_as_compress_debug): Remove
17154 --compress-debug-sections as extra as switch.
17155 Handle gas --compress-debug-sections=type.
17156 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
17157 Handle gld --compress-debug-sections=type.
17158 * configure: Regenerate.
17160 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
17162 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
17164 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
17166 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
17167 (do_rewrite): likewise.
17169 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17171 * common/config/mep/mep-common.c: Remove.
17172 * config.gcc: Remove mep-* support.
17173 * config/mep/constraints.md: Remove.
17174 * config/mep/default.h: Remove.
17175 * config/mep/intrinsics.h: Remove.
17176 * config/mep/intrinsics.md: Remove.
17177 * config/mep/ivc2-template.h: Remove.
17178 * config/mep/mep-c5.cpu: Remove.
17179 * config/mep/mep-core.cpu: Remove.
17180 * config/mep/mep-default.cpu: Remove.
17181 * config/mep/mep-ext-cop.cpu: Remove.
17182 * config/mep/mep-intrin.h: Remove.
17183 * config/mep/mep-ivc2.cpu: Remove.
17184 * config/mep/mep-pragma.c: Remove.
17185 * config/mep/mep-protos.h: Remove.
17186 * config/mep/mep.c: Remove.
17187 * config/mep/mep.cpu: Remove.
17188 * config/mep/mep.h: Remove.
17189 * config/mep/mep.md: Remove.
17190 * config/mep/mep.opt: Remove.
17191 * config/mep/predicates.md: Remove.
17192 * config/mep/t-mep: Remove.
17193 * doc/install.texi: Remove mep-* documentation.
17194 * doc/md.texi: Likewise.
17196 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17198 * config.gcc: Remove support for avr-rtems.
17199 * config/avr/gen-avr-mmcu-specs.c: Likewise.
17200 * config/avr/rtems.h: Remove.
17201 * config/avr/t-rtems: Remove.
17203 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17205 * config.gcc: Remove m32r-rtems support.
17206 * config/m32r/rtems.h: Remove.
17208 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17210 * config.gcc: Remove h8300-rtems support.
17211 * config/h8300/rtems.h: Remove.
17212 * config/h8300/t-rtems: Remove.
17214 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17216 * config.gcc: Remove support for knetbsd.
17217 * configure.ac: Likewise.
17218 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
17219 * config/knetbsd-gnu.h: Remove.
17220 * configure: Regenerate.
17222 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17224 * config.gcc: Remove support for openbsd 2 and 3.
17225 * config/openbsd-oldgas.h: Remove.
17227 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17229 * config.gcc: Remove interix support.
17230 * config/i386/i386-interix.h: Remove.
17231 * config/i386/interix.opt: Remove.
17232 * config/i386/t-interix: Remove.
17233 * configure: Regenerate.
17234 * configure.ac: Remove interix support.
17235 * doc/install.texi: Remove interix documentation.
17237 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
17239 * config/rs6000/rs6000.h: Add conditional preprocessing directives
17240 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
17243 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
17245 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
17246 they are both PLACEHOLDER_EXPRs.
17248 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
17250 * stor-layout.c (layout_type): Move setting complex MODE to
17251 layout_type, instead of setting it ahead of time by the caller.
17252 * tree.c (build_complex_type): Likewise.
17254 2016-06-21 Martin Liska <mliska@suse.cz>
17256 * predict.c (force_edge_cold): Replace imposisble with
17259 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
17261 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
17262 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
17264 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
17266 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
17268 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
17269 Ilya Enkovich <ilya.enkovich@intel.com>
17272 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
17273 New member function to convert V1TImode register to SUBREG
17274 TImode in debug insn.
17275 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
17276 after changing register mode to V1TImode.
17278 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
17280 * config/aarch64/aarch64-cores.def (vulcan): New core.
17281 * config/aarch64/aarch64-tune.md: Regenerate.
17282 * doc/invoke.texi: Document vulcan as an available option.
17284 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
17286 * cse.c (canon_asm_operands): New function extracted from...
17287 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
17288 either standalone or member of a PARALLEL.
17290 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
17293 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
17294 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
17295 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
17297 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
17300 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
17301 constant addresses if can_create_pseudo_p.
17303 2016-06-21 Jakub Jelinek <jakub@redhat.com>
17305 PR tree-optimization/71588
17306 * tree-ssa-strlen.c (valid_builtin_call): New function.
17307 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
17310 2016-06-20 Jakub Jelinek <jakub@redhat.com>
17312 PR middle-end/71581
17313 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
17314 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
17315 for conversion of scalar user var to complex type and use the
17316 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
17319 PR rtl-optimization/71591
17320 * toplev.c (toplev::run_self_tests): If no_backend, complain and
17321 don't run any tests.
17323 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
17326 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
17327 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
17328 space for PIC with non-v32 and the common non-PIC "jump".
17330 2016-06-20 Jakub Jelinek <jakub@redhat.com>
17333 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
17334 returned values and add UN*/LTGT/*ORDERED cases with values matching
17335 D operand modifier on vcmp for AVX.
17337 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17339 * config/aarch64/aarch64.opt
17340 (mpc-relative-literal-loads): Rename internal option name.
17341 * config/aarch64/aarch64.c
17342 (aarch64_nopcrelative_literal_loads): Rename to
17343 aarch64_pcrelative_literal_loads.
17344 (aarch64_expand_mov_immediate): Likewise.
17345 (aarch64_secondary_reload): Likewise.
17346 (aarch64_can_use_per_function_literal_pools_p): Likewise.
17347 (aarch64_override_options_after_change_1): Rename and simplify logic.
17348 (aarch64_classify_symbol): Merge large model checks into switch,
17349 remove pc-relative load check.
17351 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17353 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
17354 costs relative to the cost of a register move.
17356 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17358 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
17359 (vcvt_n_f64_u64): Likewise.
17360 (vcvt_n_s64_f64): Likewise.
17361 (vcvt_n_u64_f64): Likewise.
17362 (vcvt_f64_s64): Likewise.
17363 (vrecpe_f64): Likewise.
17364 (vcvt_f64_u64): Likewise.
17365 (vrecps_f64): Likewise.
17367 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17369 * config/aarch64/aarch64.md
17370 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
17372 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
17374 * config/aarch64/aarch64-builtins.c
17375 (aarch64_types_binop_uss_qualifiers): Delete.
17376 (TYPES_BINOP_USS): Likewise.
17377 (aarch64_types_binop_sus_qualifiers): Likewise.
17378 (TYPES_BINOP_SUS): Likewise.
17379 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
17380 (TYPES_FCVTIMM_SUS): Likewise.
17381 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
17383 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
17384 (fcvtzs): Use SHIFTIMM rather than BINOP.
17385 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
17387 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17389 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
17390 costs relative to the cost of a register move.
17392 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17394 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
17395 Allow scalar/single vector modes to be tieable.
17397 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17399 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
17401 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17403 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
17405 * tree.h (TYPE_ALIGN): Likewise.
17407 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
17410 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
17412 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
17414 * config/avr/avr.c (avr_print_operand): Fix "format not a string
17415 literal" build warnings.
17416 (avr_print_operand_address): Dito.
17418 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
17421 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
17422 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
17424 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
17426 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
17428 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
17431 * reload1.c (reload): Pass 0 to finish_spills when called because
17432 update_eliminables_and_spill returns true and remove did_spill.
17433 (finish_spills): Adjust comment and document GLOBAL parameter.
17435 2016-06-17 DJ Delorie <dj@redhat.com>
17438 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
17439 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
17440 (umulqihi3_virt): Likewise.
17441 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
17442 (umulqihi3_real): Likewise.
17444 2016-06-17 Martin Liska <mliska@suse.cz>
17446 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
17448 2016-06-17 Martin Liska <mliska@suse.cz>
17450 * predict.def: PRED_LOOP_EXIT from 92 to 85.
17452 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
17454 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
17456 (vaddq_f32): Likewise.
17457 (vmul_f32): Likewise.
17458 (vmulq_f32): Likewise.
17459 (vsub_f32): Likewise.
17460 (vsubq_f32): Likewise.
17462 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17464 PR tree-optimization/71347
17465 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
17466 cost for all uses in group.
17468 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17470 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
17471 insert gimple seq if it's not empty.
17473 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17475 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
17477 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
17478 rather than OFFSET.
17479 (comp_dr_with_seg_len_pair): Ditto.
17480 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
17481 struct dr_with_seg_len_pair against DR_OFFSET.
17482 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
17483 DR_OFFSET directly.
17485 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
17487 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
17489 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
17491 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
17492 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
17493 (pa_output_millicode_call): Likewise.
17494 (pa_output_call): Likewise.
17495 (pa_output_indirect_call): Likewise.
17496 (pa_asm_output_mi_thunk): Likewise.
17498 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17500 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
17502 2016-06-16 Martin Liska <mliska@suse.cz>
17504 * predict.c (combine_predictions_for_insn): When we find a first
17505 match predictor, we should consider just predictors with
17506 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
17507 DS theory predictor.
17508 (combine_predictions_for_bb): Likewise.
17510 2016-06-16 Jakub Jelinek <jakub@redhat.com>
17512 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
17513 with base of reference to struct.
17515 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
17517 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
17519 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17522 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
17523 progmem_swtable_section.
17524 (progmem_swtable_section): Remove.
17525 (avr_asm_function_rodata_section): Remove.
17526 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
17527 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
17529 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
17531 * config/i386/driver-i386.c (host_detect_local_cpu): Set
17532 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
17533 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
17534 signature_CENTAUR_ebx.
17535 * config/i386/i386.c (ix86_option_override_internal): Add
17536 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
17537 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
17538 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
17540 2016-06-16 Martin Liska <mliska@suse.cz>
17542 * predict.def: Add fortran loop preheader predictor.
17543 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
17544 fold IFN_BUILTIN_EXPECT with a known constant argument.
17546 2016-06-16 Martin Liska <mliska@suse.cz>
17548 * predict.def: Add 'Fortran' to display text of all
17549 PRED_FORTRAN_* predictors.
17551 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
17554 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
17555 [IA64_BUILTIN_NANSQ]: Ditto.
17556 (ia64_fold_builtin): New function.
17557 (TARGET_FOLD_BUILTIN): New define.
17558 (ia64_init_builtins) Declare const_string_type node.
17559 Add __builtin_nanq and __builtin_nansq builtin functions.
17560 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
17562 2016-06-16 Nick Clifton <nickc@redhat.com>
17564 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
17565 MSP430_HWMULT_ prefix to enum values.
17566 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
17567 * config/msp430/msp430.c: Update use of enum values.
17568 * config/msp430/msp430.md: Likewise.
17569 * config/msp430/msp430.opt: Likewise.
17571 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
17573 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
17574 of comparsions in the last iteration.
17576 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
17577 Joern Rennecke <joern.rennecke@embecosm.com>
17579 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
17581 (arc_needs_pcl_p): Add GOTOFFPC.
17582 (arc_legitimate_pic_addr_p): Likewise.
17583 (arc_output_pic_addr_const): Likewise.
17584 (arc_legitimize_pic_address): Generate a pc-relative address using
17586 (arc_output_libcall): Use @pcl syntax.
17587 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
17588 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
17589 (*movsi_insn): Use @pcl syntax.
17590 (doloop_begin_i): Likewise.
17592 2016-06-16 Martin Liska <mliska@suse.cz>
17594 * predict.def: Define a new predictor.
17596 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
17598 * config/arc/arc.opt (mtp-regno): Update text.
17600 2016-06-16 Renlin Li <renlin.li@arm.com>
17602 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
17604 2016-06-16 Jakub Jelinek <jakub@redhat.com>
17607 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
17608 (setcc + and peephole2): Likewise.
17610 PR rtl-optimization/71532
17611 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
17614 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
17616 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
17617 DImode constants with XXSPLTIB in vector registers.
17618 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
17619 vsx_extract_<mode>_internal{1,2} into a single insn that handles
17620 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
17621 extraction of the element at the top of the register as a scalar
17623 (vsx_extract_<mode>_internal1): Likewise.
17624 (vsx_extract_<mode>_internal2): Likewise.
17625 * config/rs6000/constraints.md (wi constraint): Remove a comment
17626 about DImode not being allowed in Altivec registers.
17627 (wB constraint): New constraint for constants that can be
17628 generated in Altivec registers with VSPLTISW/VUPKHSW.
17629 * config/rs6000/predicates.md (xxspltib_constant_split): Update
17631 (xxspltib_constant_nosplit): Likewise.
17632 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
17633 support for -mupper-regs-di to enable DImode to go into Altivec
17635 (POWERPC_MASKS): Likewise.
17636 (power7 cpu): Likewise.
17637 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
17638 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
17639 for DImode being allowed in Altivec registers. Update wi/wj
17640 constraints. Set scalar_in_vmx_p flag.
17641 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
17642 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
17643 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
17644 (rs6000_opt_masks): Add -mupper-regs-di.
17645 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
17646 direct move to use wi and not wj.
17647 (lfiwzx): Likewise.
17648 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
17650 (floatunssi<mode>2_lfiwzx_mem): Likewise.
17651 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
17652 any VSX register, instead of just Altivec registers, to allow
17653 either operand to be an Altivec register or both.
17654 (fixuns_trunc<mode>di2_fctiduz): Likewise.
17655 (movdi_internal32): Add support for -mupper-regs-di. Add support
17656 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
17657 the alternatives and attributes to be lined up to be easier to
17659 (movdi_internal64): Likewise.
17660 (64-bit DImode splitters): Change predicates to only split loading
17661 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
17662 load constants in ISA 3.0 or ISA 2.07 respectively.
17663 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
17664 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
17665 mention -mcpu=power9 sets these options.
17666 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
17669 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17672 * config/avr/avr.c (avr_set_current_function): Warn misspelled
17673 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
17674 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
17675 by default to warn misspelled interrupt/ signal handler.
17676 * doc/invoke.texi (AVR Options): Document it. Update description
17677 for -nodevicelib option.
17679 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17681 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
17682 up parentheses. Use GET_MODE_UNIT_BITSIZE.
17683 (aarch64_<sur>shll2_n<mode>): Likewise.
17685 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
17687 PR middle-end/71529
17688 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
17689 DECL_CONTEXT for copied arguments.
17691 2016-06-15 Alan Hayward <alan.hayward@arm.com>
17693 PR tree-optimization/71483
17694 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
17697 2016-06-15 Martin Liska <mliska@suse.cz>
17699 * predict.c (tree_predict_by_opcode): Call predict_edge_def
17700 instead of predict_edge w/o a probability.
17702 2016-06-15 Alan Hayward <alan.hayward@arm.com>
17704 PR tree-optimization/71439
17705 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
17708 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17710 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
17711 register subregs in SET_SRC.
17713 2016-06-15 Richard Biener <rguenther@suse.de>
17715 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
17716 store restrictions.
17718 2016-06-15 Richard Biener <rguenther@suse.de>
17720 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
17721 not consider dependences between accesses that belong to the
17723 (vect_analyze_data_ref_dependences): Do not analyze read-read
17724 or self-dependences.
17726 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17728 * spellcheck-tree.c: Include spellcheck-tree.h rather than
17730 (find_closest_identifier): Reimplement in terms of
17731 best_match<tree,tree>.
17732 * spellcheck-tree.h: New file.
17733 * spellcheck.c (struct edit_distance_traits<const char *>): New
17735 (find_closest_string): Reimplement in terms of
17736 best_match<const char *, const char *>.
17737 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
17738 overload to spellcheck-tree.h.
17739 (find_closest_identifier): Likewise.
17740 (struct edit_distance_traits<T>): New template.
17741 (class best_match): New class.
17743 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17745 * selftest-run-tests.c (selftest::run_tests): Call
17746 selftest::spellcheck_tree_c_tests.
17747 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
17748 * spellcheck-tree.c: Include selftest.h and stringpool.h.
17749 (selftest::test_find_closest_identifier): New function.
17750 (selftest::spellcheck_tree_c_tests): New function.
17751 * spellcheck.c (selftest::test_find_closest_string): Verify that
17752 the order of the vec does not affect the results for this case.
17753 (selftest::test_data): New array.
17754 (selftest::test_metric_conditions): New function.
17755 (selftest::spellcheck_c_tests): Add a test of case-comparison.
17756 Call selftest::test_metric_conditions.
17758 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17760 * config/rs6000/rs6000-builtin.def (commentary): Typo.
17761 (BU_P9_MISC_1): Likewise.
17762 (BU_P9_64BIT_MISC_0): Likewise.
17763 (BU_P9_MISC_0): Likewise.
17765 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17767 * gcc-rich-location.c
17768 (gcc_rich_location::add_fixit_misspelled_id): New method.
17769 * gcc-rich-location.h
17770 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
17772 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
17774 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
17775 FreeBSD 11 and above.
17777 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
17779 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
17781 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17783 * expmed.h: Close parenthesis in "at your option" in copyright
17785 * lower-subreg.h: Likewise.
17787 2016-06-14 Richard Biener <rguenther@suse.de>
17789 PR middle-end/71526
17790 * genmatch.c (expr::gen_transform): Use in_type for comparisons
17793 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17795 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
17797 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
17798 mask+shift version.
17799 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
17801 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
17802 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
17804 2016-06-14 Richard Biener <rguenther@suse.de>
17806 PR tree-optimization/71522
17807 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
17808 copying into float copying.
17810 2016-06-14 Jakub Jelinek <jakub@redhat.com>
17812 PR tree-optimization/71520
17813 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
17814 (replace_block_by): Move user labels from bb1 to bb2.
17816 2016-06-14 Richard Biener <rguenther@suse.de>
17818 PR middle-end/71310
17820 * expr.h (get_bit_range): Declare.
17821 * expr.c (get_bit_range): Export.
17822 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
17823 word_mode again to constrain the bitfield access.
17825 2016-06-14 Richard Biener <rguenther@suse.de>
17827 PR tree-optimization/71521
17828 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
17829 division int_const_binop against zero divisor.
17831 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
17833 * config/i386/i386.md (signbittf2): New expander.
17834 * config/i386/sse.md (ptesttf2): New insn pattern.
17836 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17839 * input.c (selftest::test_reading_source_line): Avoid reading from
17840 __FILE__ by creating a tempfile with known content and reading
17843 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17845 * pretty-print.c (assert_pp_format_colored): Skip the test if
17847 (test_pp_format): Remove comment about GCC_COLORS.
17849 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17851 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
17852 * pretty-print.c (assert_pp_format_va): Add location param and use
17853 it with ASSERT_STREQ_AT.
17854 (assert_pp_format): Add location param and pass it to
17855 assert_pp_format_va.
17856 (assert_pp_format_colored): Likewise.
17857 (ASSERT_PP_FORMAT_1): New.
17858 (ASSERT_PP_FORMAT_2): New.
17859 (ASSERT_PP_FORMAT_3): New.
17860 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
17861 explicitly, or implicitly via the above macros.
17862 * selftest.c (selftest::pass): Use a selftest::location rather
17863 than file and line.
17864 (selftest::fail): Likewise. Print the function name.
17865 (selftest::fail_formatted): Likewise.
17866 (selftest::assert_streq): Use a selftest::location rather than
17868 * selftest.h (selftest::location): New struct.
17869 (SELFTEST_LOCATION): New macro.
17870 (selftest::pass): Accept a const location & rather than file
17872 (selftest::fail): Likewise.
17873 (selftest::fail_formatted): Likewise.
17874 (selftest::assert_streq): Likewise.
17875 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
17876 (ASSERT_FALSE): Likewise.
17877 (ASSERT_EQ): Likewise.
17878 (ASSERT_NE): Likewise.
17879 (ASSERT_STREQ): Likewise.
17880 (ASSERT_PRED1): Likewise.
17881 (ASSERT_STREQ_AT): New macro.
17883 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17885 * selftest.c (selftest::fail_formatted): New function.
17886 (selftest::assert_streq): New function.
17887 * selftest.h (selftests::fail_formatted): New decl.
17888 (selftest::assert_streq): New decl.
17889 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
17891 2016-06-13 Jeff Law <law@redhat.com>
17893 PR tree-optimization/71403
17894 * tree-ssa-threadbackward.c
17895 (convert_and_register_jump_thread_path): No longer accept reference
17896 to path. Do not pop items off the path anymore.
17897 (fsm_find_control_statement_thread_paths): Do not allow threading
17898 to a deeper loop nest. Pop the last item off the path here rather
17899 than in convert_and_register_jump_thread_path.
17901 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17902 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
17904 [AArch64] Emit division using the Newton series
17906 * config/aarch64/aarch64-protos.h
17907 (cpu_approx_modes): Add new member "division".
17908 (aarch64_emit_approx_div): Declare new function.
17909 * config/aarch64/aarch64.c
17910 (generic_approx_modes): New member "division".
17911 (exynosm1_approx_modes): Likewise.
17912 (xgene1_approx_modes): Likewise.
17913 (aarch64_emit_approx_div): Define new function.
17914 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
17915 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
17916 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
17917 * doc/invoke.texi (-mlow-precision-div): Describe new option.
17919 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17920 Wilco Dijkstra <wilco.dijkstra@arm.com>
17922 [AArch64] Emit square root using the Newton series
17924 * config/aarch64/aarch64-protos.h
17925 (aarch64_emit_approx_rsqrt): Replace with new function
17926 "aarch64_emit_approx_sqrt".
17927 (cpu_approx_modes): New member "sqrt".
17928 * config/aarch64/aarch64.c
17929 (generic_approx_modes): New member "sqrt".
17930 (exynosm1_approx_modes): Likewise.
17931 (xgene1_approx_modes): Likewise.
17932 (aarch64_emit_approx_rsqrt): Replace with new function
17933 "aarch64_emit_approx_sqrt".
17934 (aarch64_override_options_after_change_1): Handle new option.
17935 * config/aarch64/aarch64-simd.md
17936 (rsqrt<mode>2): Use new function instead.
17937 (sqrt<mode>2): New expansion and insn definitions.
17938 * config/aarch64/aarch64.md: Likewise.
17939 * config/aarch64/aarch64.opt
17940 (mlow-precision-sqrt): Add new option description.
17941 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
17943 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17945 [AArch64] Add more choices for the reciprocal square root approximation
17947 Allow a target to prefer such operation depending on the operation mode.
17949 * config/aarch64/aarch64-protos.h
17950 (AARCH64_APPROX_MODE): New macro.
17951 (AARCH64_APPROX_{NONE,ALL}): Likewise.
17952 (cpu_approx_modes): New structure.
17953 (tune_params): New member "approx_modes".
17954 * config/aarch64/aarch64-tuning-flags.def
17955 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
17956 * config/aarch64/aarch64.c
17957 (generic_approx_modes): New core "cpu_approx_modes" structure.
17958 (exynosm1_approx_modes): Likewise.
17959 (xgene1_approx_modes): Likewise.
17960 (generic_tunings): New member "approx_modes".
17961 (cortexa35_tunings): Likewise.
17962 (cortexa53_tunings): Likewise.
17963 (cortexa57_tunings): Likewise.
17964 (cortexa72_tunings): Likewise.
17965 (exynosm1_tunings): Likewise.
17966 (thunderx_tunings): Likewise.
17967 (xgene1_tunings): Likewise.
17968 (use_rsqrt_p): New argument for the mode and use new member from
17970 (aarch64_builtin_reciprocal): Devise mode from builtin.
17971 (aarch64_optab_supported_p): New argument for the mode.
17972 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
17974 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
17976 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
17977 RS6000_BTM_MODULO flag into the set of flags that are considered
17978 to be part of the common configuration.
17980 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
17982 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
17983 difference unsigned.
17984 (vec_absdb): New macro for vector absolute difference unsigned
17986 (vec_absdh): New macro for vector absolute difference unsigned
17988 (vec_absdw): New macro for vector absolute difference unsigned word.
17989 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
17990 (vadu<mode>3): New insn.
17991 (*p9_vadu<mode>3): New insn.
17992 * config/rs6000/rs6000-builtin.def (vadub): New built-in
17994 (vaduh): New built-in definition.
17995 (vaduw): New built-in definition.
17996 (vadu): New overloaded built-in definition.
17997 (vadub): New overloaded built-in definition.
17998 (vaduh): New overloaded built-in definition.
17999 (vaduw): New overloaded built-in definition.
18000 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18001 overloaded vector absolute difference unsigned functions.
18002 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18003 the ISA 3.0 vector absolute difference unsigned built-in functions.
18005 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
18007 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
18008 update shared_lookup_references only once after changing operands.
18010 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
18012 PR middle-end/71373
18013 * tree-nested.c (convert_nonlocal_omp_clauses)
18014 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
18016 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
18017 * tree.def (CASE_LABEL_EXPR): Likewise.
18019 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
18022 * input.c (test_builtins): Fix an assertion.
18024 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18026 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
18027 (paritysi2): Ditto.
18029 (isinf<mode>2): Ditto.
18031 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18033 * ggc-tests.c (test_finalization): Only test need_finalization_p
18034 for GCC_VERSION >= 4003.
18036 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18038 * config/s390/vecintrin.h: Fix file description in comment.
18040 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18042 * config/s390/s390-builtin-types.def: Change builtin type naming
18043 scheme to match builtin-types.def.
18045 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
18047 * fold-const.c (optimize_minmax_comparison): Remove.
18048 (fold_comparison): Remove call to the above.
18049 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
18050 New transformations.
18052 2016-06-13 Alan Hayward <alan.hayward@arm.com>
18054 PR tree-optimization/71416
18055 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
18058 2016-06-13 Martin Liska <mliska@suse.cz>
18060 * predict.c (enum predictor_reason): Prefix enum with REASON_.
18061 (combine_predictions_for_insn): Likewise.
18062 (prune_predictions_for_bb): Likewise.
18063 (combine_predictions_for_bb): Likewise.
18065 2016-06-13 Richard Biener <rguenther@suse.de>
18067 PR tree-optimization/71505
18068 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
18069 assert match comment.
18071 2016-06-13 Marek Polacek <polacek@redhat.com>
18073 PR middle-end/71476
18074 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
18075 gimplify_switch_expr.
18076 (warn_switch_unreachable_r): New function.
18078 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18081 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
18084 2016-06-13 Richard Biener <rguenther@suse.de>
18086 PR middle-end/64516
18087 * fold-const.c (fold_unary_loc): Preserve alignment when
18088 folding a VIEW_CONVERT_EXPR into a MEM_REF.
18090 2016-06-13 Martin Liska <mliska@suse.cz>
18093 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
18094 w/ -fsanitize=bounds.
18096 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18098 * config/i386/i386.c (ix86_init_builtins): Calculate
18099 FLOAT128_FTYPE_CONST_STRING function type only once.
18100 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
18101 built-in functions are available for x86-32 and x86-64 targets.
18103 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18106 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
18107 New primitive type.
18108 (FLOAT128_FTYPE_CONST_STRING): New function type.
18109 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
18110 [IX86_BUILTIN_NANSQ]: Ditto.
18111 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18112 (ix86_init_builtin_types): Declare const_string_type_node.
18113 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
18115 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18116 * doc/extend.texi (x86 Built-in Functions): Document
18117 __builtin_nanq and __builtin_nansq.
18119 2016-06-11 Jiong Wang <jiong.wang@arm.com>
18122 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
18123 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
18124 length for pop patterns.
18125 (arm_attr_length_push_multi): Update comments.
18126 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
18128 (*pop_multiple_with_writeback_and_return): Likewise.
18129 (*pop_multiple_with_return): Likewise.
18131 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
18133 PR middle-end/71310
18134 * fold-const.c (optimize_bit_field_compare): Don't try to use
18135 word_mode unconditionally for reading the bit field, look at
18136 DECL_BIT_FIELD_REPRESENTATIVE instead.
18138 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
18140 PR middle-end/71478
18141 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
18142 vector integer type.
18144 2016-06-10 Jakub Jelinek <jakub@redhat.com>
18146 PR middle-end/71494
18147 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
18148 without LABEL_DECL, set *handled_ops_p to false instead of true.
18150 2016-06-10 Martin Sebor <msebor@redhat.com>
18153 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
18154 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
18155 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
18157 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
18158 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
18159 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
18160 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
18161 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
18162 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
18163 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
18164 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
18166 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18168 * config/arm/arm.h (pool_vector_label,
18169 return_used_this_function): Remove.
18171 2016-06-10 Jeff Law <law@redhat.com>
18173 PR tree-optimization/71335
18174 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
18175 zero length paths here.
18176 (convert_and_register_jump_thread_path): Remove hacks related to
18177 duplicated blocks in the jump thread path.
18178 (fsm_find_control_statement_thread_paths): Avoid putting the same
18179 block on the thread path twice, but ensure the thread path is
18180 unchanged from the caller's point of view.
18182 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18184 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
18185 * predict.def (PRED_LOOP_BRANCH): Remove.
18187 2016-06-10 David Malcolm <dmalcolm@redhat.com>
18189 * Makefile.in (OBJS): Add ggc-tests.o.
18190 (GTFILES): Add ggc-tests.c.
18191 * ggc-tests.c: New file.
18192 * selftest-run-tests.c (selftest::run_tests): Call
18193 selftest::ggc_tests_c_tests.
18194 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
18196 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
18198 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
18200 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
18203 * varasm.c (place_block_symbol): Adjust alignment for asan protected
18204 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
18206 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18208 * profile.c: Include cfgloop.h.
18209 (branch_prob): Compute estimated number of iterations.
18210 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
18211 recompute estimate number of iterations from profile.
18213 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18215 PR inline-asm/68843
18216 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
18217 must be grouped on top of stack. Don't force early clobber
18218 on ordinary reg outputs.
18220 2016-06-10 Richard Biener <rguenther@suse.de>
18222 * targhooks.c (default_builtin_vectorization_cost): Adjust
18223 vec_construct cost.
18225 2016-06-10 Richard Biener <rguenther@suse.de>
18227 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
18228 to fold the RHS to a constant if possible.
18230 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
18232 PR middle-end/71373
18233 * tree-nested.c (convert_nonlocal_omp_clauses)
18234 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
18235 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
18236 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
18238 * gimplify.c (gimplify_adjust_omp_clauses): Discard
18240 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
18242 * omp-low.c (scan_sharing_clauses): Don't expect
18243 OMP_CLAUSE__CACHE_.
18245 2016-06-10 Alan Hayward <alan.hayward@arm.com>
18247 PR tree-optimization/71407
18248 PR tree-optimization/71416
18249 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
18250 BIT_FIELD_REF type.
18252 2016-06-10 Richard Biener <rguenther@suse.de>
18254 PR middle-end/71477
18255 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
18257 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
18259 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
18261 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
18262 Jiong Wang <jiong.wang@arm.com>
18264 PR rtl-optimization/70751
18265 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
18266 spilled into memory.
18268 2016-06-09 Jonathan Yong <10walls@gmail.com>
18271 2015-09-21 Jonathan Yong <10walls@gmail.com>
18273 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
18274 sysroot/usr/lib/32api for additional win32 libraries,
18275 fixes failing Cygwin bootstrapping.
18277 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
18279 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
18282 2016-06-09 David Malcolm <dmalcolm@redhat.com>
18285 * pretty-print.c (pp_indent): Specify that %p is printed in a
18286 host-dependent manner.
18287 (test_pp_format): Remove the test for %p.
18289 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
18291 * config/mips/mips.c (mips_output_jump): Fix formatting.
18293 2016-06-09 Richard Biener <rguenther@suse.de>
18295 PR tree-optimization/71462
18296 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
18299 2016-06-09 Martin Liska <mliska@suse.cz>
18301 * predict.c (dump_prediction): Add new argument.
18302 (enum predictor_reason): New enum.
18303 (struct predictor_hash): New struct.
18304 (predictor_hash::hash): New function.
18305 (predictor_hash::equal): Likewise.
18306 (not_removed_prediction_p): New function.
18307 (prune_predictions_for_bb): Likewise.
18308 (combine_predictions_for_bb): Prune predictions.
18310 2016-06-09 Martin Liska <mliska@suse.cz>
18312 * predict.c (filter_predictions): New function.
18313 (remove_predictions_associated_with_edge): Use the filter
18315 (equal_edge_p): New function.
18317 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
18319 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
18320 Correct usage of @samp vs @option, add @samp where appropriate.
18321 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
18322 Add armv6s-m and document it, as it is no official ARM name.
18324 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18326 * ifcvt.c (struct noce_if_info): Add transform_name field.
18327 (noce_try_move): Set if_info->transform_name to the function name.
18328 (noce_try_ifelse_collapse): Likewise.
18329 (noce_try_store_flag): Likewise.
18330 (noce_try_inverse_constants): Likewise.
18331 (noce_try_store_flag_constants): Likewise.
18332 (noce_try_addcc): Likewise.
18333 (noce_try_store_flag_mask): Likewise.
18334 (noce_try_cmove): Likewise.
18335 (noce_try_cmove_arith): Likewise.
18336 (noce_try_minmax): Likewise.
18337 (noce_try_abs): Likewise.
18338 (noce_try_sign_mask): Likewise.
18339 (noce_try_bitop): Likewise.
18340 (noce_convert_multiple_sets): Likewise.
18341 (noce_process_if_block): Print if_info->transform_name to
18342 dump_file if transformation succeeded.
18344 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18346 * config/arm/cortex-a57.md (cortex_a57_alu):
18349 2016-06-08 Martin Sebor <msebor@redhat.com>
18350 Jakub Jelinek <jakub@redhat.com>
18354 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
18355 BUILT_IN_MUL_OVERFLOW_P): New builtins.
18356 * builtins.c: Include gimple-fold.h.
18357 (fold_builtin_arith_overflow): Handle
18358 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
18359 (fold_builtin_3): Likewise.
18360 * doc/extend.texi (Integer Overflow Builtins): Document
18361 __builtin_{add,sub,mul}_overflow_p.
18363 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
18365 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
18366 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
18368 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
18370 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
18371 Rewrite, looking one level down for records and arrays.
18373 2016-06-08 David Malcolm <dmalcolm@redhat.com>
18375 * pretty-print.c: Include "selftest.h".
18376 (pp_format): Fix comment.
18377 (identifier_to_locale): Likewise.
18378 (selftest::test_basic_printing): New function.
18379 (selftest::assert_pp_format): New function.
18380 (selftest::test_pp_format): New function.
18381 (selftest::pretty_print_c_tests): New function.
18382 * selftest-run-tests.c (selftest::run_tests): Call
18383 selftest::pretty_print_c_tests.
18384 * selftest.h (pretty_print_c_tests): New declaration.
18386 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18388 * invoke.texi (max-loop-headers-insns): Document.
18389 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
18390 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
18391 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
18393 2016-06-08 Richard Biener <rguenther@suse.de>
18395 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
18396 on strided SLP loads and fall back to scalar loads in case
18397 we can't chunk them.
18399 2016-06-08 Richard Biener <rguenther@suse.de>
18401 PR tree-optimization/71452
18402 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
18403 type used for the SSA rewrite has enough precision to cover
18404 the dynamic type of the location.
18406 2016-06-08 Jakub Jelinek <jakub@redhat.com>
18407 Richard Biener <rguenther@suse.de>
18410 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
18411 the same as DECL_P (base0) for indirect_base0. Use equality_code
18412 in one further place.
18414 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
18416 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
18417 to one word if the field is known to overlap other words.
18418 (extract_bit_field_1): Likewise.
18419 (store_split_bit_field): Remove compensating code.
18420 (extract_split_bit_field): Likewise.
18422 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
18426 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
18428 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18430 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
18432 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
18433 (arch64_addpv4sf): Delete.
18434 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
18435 "gen_aarch64_addpv4sf".
18436 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
18438 (vpadds_f32): Likewise.
18439 (vpaddq_f32): Likewise.
18440 (vpaddq_f64): Likewise.
18442 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18444 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
18446 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
18447 to VALLF. Rename to "fabd<mode>3".
18448 "*fabd_scalar<mode>3): Delete.
18449 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
18451 (vabdd_f64): Likewise.
18452 (vabd_f32): Likewise.
18453 (vabd_f64): Likewise.
18454 (vabdq_f32): Likewise.
18455 (vabdq_f64): Likewise.
18457 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18459 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
18461 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
18462 "aarch64_rsqrts<mode>".
18463 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
18464 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
18466 (vrsqrtsd_f64): Likewise.
18467 (vrsqrts_f32): Likewise.
18468 (vrsqrts_f64): Likewise.
18469 (vrsqrtsq_f32): Likewise.
18470 (vrsqrtsq_f64): Likewise.
18472 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18474 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
18476 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
18477 "aarch64_rsqrte<mode>".
18478 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
18479 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
18481 (vrsqrted_f64): Likewise.
18482 (vrsqrte_f32): Likewise.
18483 (vrsqrte_f64): Likewise.
18484 (vrsqrteq_f32): Likewise.
18485 (vrsqrteq_f64): Likewise.
18487 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18489 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
18491 (fcvtzs): Likewise.
18492 (fcvtzu): Likewise.
18493 * config/aarch64/aarch64-simd.md
18494 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
18495 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
18496 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
18498 (vcvt_n_f32_u32): Likewise.
18499 (vcvt_n_s32_f32): Likewise.
18500 (vcvt_n_u32_f32): Likewise.
18501 (vcvtq_n_f32_s32): Likewise.
18502 (vcvtq_n_f32_u32): Likewise.
18503 (vcvtq_n_f64_s64): Likewise.
18504 (vcvtq_n_f64_u64): Likewise.
18505 (vcvtq_n_s32_f32): Likewise.
18506 (vcvtq_n_s64_f64): Likewise.
18507 (vcvtq_n_u32_f32): Likewise.
18508 (vcvtq_n_u64_f64): Likewise.
18509 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
18510 (VSDQ_SDI): Likewise.
18511 (fcvt_target): Support V4DI, V4SI and V2SI.
18512 (FCVT_TARGET): Likewise.
18514 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18516 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
18517 (TYPES_BINOP_SUS): Likewise.
18518 (aarch64_simd_builtin_data): Update include file name.
18519 (aarch64_builtins): Likewise.
18520 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
18521 for conversion between scalar float-point and fixed-point.
18523 (fcvtzs): Likewise.
18524 (fcvtzu): Likewise.
18525 * config/aarch64/aarch64.md
18526 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
18527 pattern for conversion between scalar float to fixed-pointer.
18528 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
18529 (UNSPEC_FCVTZS): New UNSPEC enumeration.
18530 (UNSPEC_FCVTZU): Likewise.
18531 (UNSPEC_SCVTF): Likewise.
18532 (UNSPEC_UCVTF): Likewise.
18533 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
18535 (vcvtd_n_f64_u64): Likewise.
18536 (vcvtd_n_s64_f64): Likewise.
18537 (vcvtd_n_u64_f64): Likewise.
18538 (vcvtd_n_f32_s32): Likewise.
18539 (vcvts_n_f32_u32): Likewise.
18540 (vcvtd_n_s32_f32): Likewise.
18541 (vcvts_n_u32_f32): Likewise.
18542 * config/aarch64/iterators.md (fcvt_target): Support integer to float
18544 (FCVT_TARGET): Likewise.
18545 (FCVT_FIXED2F): New iterator.
18546 (FCVT_F2FIXED): Likewise.
18547 (fcvt_fixed_insn): New define_int_attr.
18549 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18551 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
18552 some statements was removed.
18554 2016-06-08 Alan Hayward <alan.hayward@arm.com>
18556 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
18557 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
18558 (vect_can_advance_ivs_p): likewise.
18559 (vect_update_ivs_after_vectorizer): likewise.
18560 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
18561 (vect_analyze_scalar_cycles_1): likewise.
18562 (vect_analyze_loop_operations): likewise.
18563 (report_vect_op): likewise.
18564 (vect_is_slp_reduction): likewise.
18565 (vect_is_simple_reduction): likewise.
18566 (get_initial_def_for_induction): likewise.
18567 (vect_transform_loop): likewise.
18568 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
18569 (vect_recog_sad_pattern): likewise.
18570 (vect_recog_widen_sum_pattern): likewise.
18571 (vect_recog_widening_pattern): likewise.
18572 (vect_recog_divmod_pattern): likewise.
18573 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
18574 (vect_analyze_slp_instance): likewise.
18575 (vect_transform_slp_perm_load): likewise.
18576 (vect_schedule_slp_instance): likewise.
18578 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18580 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
18581 (return_prediction): PRED_CONST_RETURN predict return as not taken.
18582 * predict.def (PRED_CONTINUE): Change hitrate 50->67
18583 (PRED_LOOP_BRANCH): Document predictor as broken.
18584 (PRED_LOOP_EXIT): Change hitrate 91->92.
18585 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
18586 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
18587 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
18588 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
18589 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
18590 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
18591 (PRED_CALL): Chane hitrate 71->67.
18592 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
18593 (PRED_GOTO): Document as unused right now.
18594 (PRED_CONST_RETURN): Change hitrate 67->69
18595 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
18596 (PRED_NULL_RETURN): Change hitrate 91->90.
18597 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
18598 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
18599 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
18601 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
18603 * config/rs6000/altivec.h: Add __builtin_vec_mul.
18604 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
18605 special case Altivec builtin.
18606 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
18607 VSX_BUILTIN_VEC_MUL (replaced with special case code).
18608 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
18609 code for ALTIVEC_BUILTIN_VEC_MUL.
18610 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
18611 for __builtin_vec_mul.
18613 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
18615 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
18618 2016-06-07 David Malcolm <dmalcolm@redhat.com>
18620 * spellcheck.c (selftest::test_find_closest_string): New function.
18621 (spellcheck_c_tests): Call the above.
18623 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18625 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
18627 2016-06-07 Jakub Jelinek <jakub@redhat.com>
18629 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
18630 Yv=Yv,C alternatives.
18632 2016-06-07 Richard Biener <rguenther@suse.de>
18635 * common.opt (ffast-math): Make Optimization.
18637 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
18638 Prachi Godbole <prachi.godbole@imgtec.com>
18640 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
18641 `fabs' and `fneg' type attributes.
18642 (p5600_fpu_fabs): Add `fmove' to the comment.
18644 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18646 * gimple.c: Include builtins.h
18647 (gimple_inexpensive_call_p): New function.
18648 * gimple.h (gimple_inexpensive_call_p): Declare.
18649 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
18650 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
18653 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
18655 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
18656 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
18657 warning_at_rich_loc, warning_n, pedwarn, permerror,
18658 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
18659 sorry, fatal_error, internal_error, internal_error_no_backtrace):
18662 2016-06-07 Richard Biener <rguenther@suse.de>
18664 PR tree-optimization/71428
18665 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
18666 BIT_FIELD_REF op vs. load.
18668 2016-06-07 Richard Biener <rguenther@suse.de>
18670 PR middle-end/71423
18671 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
18674 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
18676 * config/pa/pa.md (call): Generate indirect long calls to non-local
18677 functions on TARGET_64BIT.
18678 (call_value): Likewise.
18680 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
18682 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
18683 pattern and subsequent splitters.
18684 (call_val_reg_64bit_post_reload): Likewise.
18686 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
18688 PR middle-end/71408
18689 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
18690 propagate_op_to_single_use.
18692 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
18694 PR middle-end/71281
18695 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
18697 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
18699 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
18700 (enum x86_dirflag_state): New enum.
18701 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
18702 (machine_function): Remove needs_cld.
18703 (ix86_current_function_needs_cld): Remove.
18704 * config/i386/i386.c (ix86_set_func_type): Set
18705 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
18706 (ix86_expand_prologue): Do not emit CLD here.
18707 (ix86_dirflag_mode_needed): New function.
18708 (ix86_dirflag_mode_entry): Ditto.
18709 (ix86_mode_needed): Handle X86_DIRFLAG entity.
18710 (ix86_mode_after): Ditto.
18711 (ix86_mode_entry): Ditto.
18712 (ix86_mode_exit): Ditto.
18713 (ix86_emit_mode_set): Ditto.
18714 * config/i386/i386.md (strmov_singleop): Set
18715 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
18716 Do not set ix86_current_function_needs_cld.
18718 (strset_singleop): Ditto.
18720 (cmpstrnqi_nz_1): Ditto.
18721 (cmpstrnqi_1): Ditto.
18722 (strlenqi_1): Ditto.
18724 2016-06-06 Jakub Jelinek <jakub@redhat.com>
18726 PR tree-optimization/71259
18727 * tree-vect-slp.c (vect_get_constant_vectors): For
18728 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
18729 one for constant op, and use COND_EXPR for non-constant.
18731 2016-06-06 David Malcolm <dmalcolm@redhat.com>
18733 * Makefile.in (OBJS): Add function-tests.o,
18734 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
18735 selftest-run-tests.o.
18736 (OBJS-libcommon): Add selftest.o.
18737 (OBJS-libcommon-target): Add selftest.o.
18738 (all.internal): Add "selftest".
18739 (all.cross): Likewise.
18740 (selftest): New phony target.
18741 (s-selftest): New target.
18742 (selftest-gdb): New phony target.
18743 (COLLECT2_OBJS): Add selftest.o.
18744 * bitmap.c: Include "selftest.h".
18745 (selftest::test_gc_alloc): New function.
18746 (selftest::test_set_range): New function.
18747 (selftest::test_clear_bit_in_middle): New function.
18748 (selftest::test_copying): New function.
18749 (selftest::test_bitmap_single_bit_set_p): New function.
18750 (selftest::bitmap_c_tests): New function.
18751 * common.opt (fself-test): New.
18752 * diagnostic-show-locus.c: Include "selftest.h".
18753 (make_range): New function.
18754 (test_range_contains_point_for_single_point): New function.
18755 (test_range_contains_point_for_single_line): New function.
18756 (test_range_contains_point_for_multiple_lines): New function.
18757 (assert_eq): New function.
18758 (test_get_line_width_without_trailing_whitespace): New function.
18759 (selftest::diagnostic_show_locus_c_tests): New function.
18760 * et-forest.c: Include "selftest.h".
18761 (selftest::test_single_node): New function.
18762 (selftest::test_simple_tree): New function.
18763 (selftest::test_disconnected_nodes): New function.
18764 (selftest::et_forest_c_tests): New function.
18765 * fold-const.c: Include "selftest.h".
18766 (selftest::assert_binop_folds_to_const): New function.
18767 (selftest::assert_binop_folds_to_nonlvalue): New function.
18768 (selftest::test_arithmetic_folding): New function.
18769 (selftest::fold_const_c_tests): New function.
18770 * function-tests.c: New file.
18771 * gimple.c: Include "selftest.h".
18772 Include "gimple-pretty-print.h".
18773 (selftest::verify_gimple_pp): New function.
18774 (selftest::test_assign_single): New function.
18775 (selftest::test_assign_binop): New function.
18776 (selftest::test_nop_stmt): New function.
18777 (selftest::test_return_stmt): New function.
18778 (selftest::test_return_without_value): New function.
18779 (selftest::gimple_c_tests): New function.
18780 * hash-map-tests.c: New file.
18781 * hash-set-tests.c: New file.
18782 * input.c: Include "selftest.h".
18783 (selftest::assert_loceq): New function.
18784 (selftest::test_accessing_ordinary_linemaps): New function.
18785 (selftest::test_unknown_location): New function.
18786 (selftest::test_builtins): New function.
18787 (selftest::test_reading_source_line): New function.
18788 (selftest::input_c_tests): New function.
18789 * rtl-tests.c: New file.
18790 * selftest-run-tests.c: New file.
18791 * selftest.c: New file.
18792 * selftest.h: New file.
18793 * spellcheck.c: Include "selftest.h".
18794 (selftest::levenshtein_distance_unit_test_oneway): New function,
18795 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
18796 (selftest::levenshtein_distance_unit_test): Likewise.
18797 (selftest::spellcheck_c_tests): Likewise.
18798 * toplev.c: Include selftest.h.
18799 (toplev::run_self_tests): New.
18800 (toplev::main): Handle -fself-test.
18801 * toplev.h (toplev::run_self_tests): New.
18802 * tree.c: Include "selftest.h".
18803 (selftest::test_integer_constants): New function.
18804 (selftest::test_identifiers): New function.
18805 (selftest::test_labels): New function.
18806 (selftest::tree_c_tests): New function.
18807 * tree-cfg.c: Include "selftest.h".
18808 (selftest::push_fndecl): New function.
18809 (selftest::test_linear_chain): New function.
18810 (selftest::test_diamond): New function.
18811 (selftest::test_fully_connected): New function.
18812 (selftest::tree_cfg_c_tests): New function.
18813 * vec.c: Include "selftest.h".
18814 (selftest::safe_push_range): New function.
18815 (selftest::test_quick_push): New function.
18816 (selftest::test_safe_push): New function.
18817 (selftest::test_truncate): New function.
18818 (selftest::test_safe_grow_cleared): New function.
18819 (selftest::test_pop): New function.
18820 (selftest::test_safe_insert): New function.
18821 (selftest::test_ordered_remove): New function.
18822 (selftest::test_unordered_remove): New function.
18823 (selftest::test_block_remove): New function.
18824 (selftest::reverse_cmp): New function.
18825 (selftest::test_qsort): New function.
18826 (selftest::vec_c_tests): New function.c.
18827 * wide-int.cc: Include selftest.h and wide-int-print.h.
18828 (selftest::from_int <wide_int>): New function.
18829 (selftest::from_int <offset_int>): New function.
18830 (selftest::from_int <widest_int>): New function.
18831 (selftest::assert_deceq): New function.
18832 (selftest::assert_hexeq): New function.
18833 (selftest::test_printing <VALUE_TYPE>): New function template.
18834 (selftest::test_ops <VALUE_TYPE>): New function template.
18835 (selftest::test_comparisons <VALUE_TYPE>): New function template.
18836 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
18838 (selftest::wide_int_cc_tests): New function.
18840 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18842 PR middle-end/37780
18843 * ifcvt.c (noce_try_ifelse_collapse): New function.
18845 (noce_process_if_block): Call noce_try_ifelse_collapse.
18846 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
18847 (simplify_ternary_operation): Use the above to simplify
18848 conditional CLZ/CTZ expressions.
18850 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18852 PR middle-end/37780
18853 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
18854 define_insn_and_split.
18856 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18858 PR middle-end/37780
18859 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
18861 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
18864 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
18865 Implicitly clobber memory for basic asm with non-empty assembler
18866 string. Use targetm.md_asm_adjust also here.
18867 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
18868 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
18869 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
18870 non-empty assembler string.
18871 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
18872 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
18873 (decode_asm_operands): Handle basic asm in PARALLEL block.
18874 (extract_insn): Handle basic asm in PARALLEL block.
18875 * doc/extend.texi: Mention new behavior of basic asm.
18876 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
18877 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
18878 branch_needs_nop_p): Use asm_noperands.
18880 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
18882 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
18883 Include the M7 SPARC DFA scheduler.
18884 New attribute v3pipe.
18885 Annotate insns with v3pipe where appropriate.
18886 Define cpu_feature vis4.
18887 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
18888 Add (V8QI "8") to vbits.
18889 Add insns {add,sub}v8qi3
18890 Add insns ss{add,sub}v8qi3
18891 Add insns us{add,sub}{v8qi,v4hi}3
18892 Add insns {min,max}{v8qi,v4hi,v2si}3
18893 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
18894 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
18895 * config/sparc/niagara4.md: Add a comment explaining the
18896 discrepancy between the documented latenty numbers and the
18898 * config/sparc/niagara7.md: New file.
18899 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
18900 supports SPARC5 and VIS 4.0 instructions.
18901 * configure: Regenerate.
18902 * config.in: Likewise.
18903 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
18904 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
18905 TARGET_CPU_niagara7.
18906 (ASM_CPU64_DEFAULT_SPEC): Likewise.
18907 (CPP_CPU_SPEC): Handle niagara7.
18908 (ASM_CPU_SPEC): Likewise.
18909 * config/sparc/sparc-opts.h (processor_type): Add
18910 PROCESSOR_NIAGARA7.
18911 (mvis4): New option.
18912 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
18913 (AS_NIAGARA7_FLAG): Define.
18914 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
18915 (CPP_CPU64_DEFAULT_SPEC): Likewise.
18916 (CPP_CPU_SPEC): Handle niagara7.
18917 (ASM_CPU_SPEC): Likewise.
18918 * config/sparc/sparc.c (niagara7_costs): Define.
18919 (sparc_option_override): Handle niagara7 and adjust cache-related
18920 parameters with better values for niagara cpus. Also support VIS4.
18921 (sparc32_initialize_trampoline): Likewise.
18922 (sparc_use_sched_lookahead): Likewise.
18923 (sparc_issue_rate): Likewise.
18924 (sparc_register_move_cost): Likewise.
18925 (dump_target_flag_bits): Support VIS4.
18926 (sparc_vis_init_builtins): Likewise.
18927 (sparc_builtins): Likewise.
18928 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
18930 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
18932 * config/sparc/sparc.opt (sparc_processor_type): New value
18934 * config/sparc/visintrin.h (__attribute__): Prototypes for the
18936 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
18938 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
18941 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
18943 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
18945 2016-06-06 Richard Biener <rguenther@suse.de>
18947 PR tree-optimization/71398
18948 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
18951 2016-06-05 James Bowman <james.bowman@ftdichip.com>
18953 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
18954 ft32_expand_prolog, ft32_expand_epilogue):
18955 Handle pretend_args.
18956 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
18957 * config/ft32/ft32.md: Add pretend_returner.
18959 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
18962 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
18963 Copy op1 RTX to avoid invalid sharing.
18964 (ix86_expand_vector_move_misalign): Ditto.
18966 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
18968 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
18971 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
18973 * predict.c (predicted_by_loop_heuristics_p): New function.
18974 (predict_iv_comparison): Use it.
18975 (predict_loops): Walk from innermost loops; do not predict edges
18976 leaving multiple loops multiple times; implement
18977 PRED_LOOP_ITERATIONS_MAX heuristics.
18978 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
18980 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
18982 * cfg.c (check_bb_profile): Do not report mismatched profiles when
18983 only edges out of BB are EH edges.
18985 2016-06-04 Martin Sebor <msebor@redhat.com>
18986 Marcin Baczyński <marbacz@gmail.com>
18989 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
18990 a void expression in a void function.
18992 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
18994 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
18995 aux; dump reasons of decisions.
18996 (should_duplicate_loop_header_p): Likewise.
18997 (do_while_loop_p): Likewise.
18998 (ch_base::copy_headers): Dump asi num insns duplicated.
19000 2016-06-04 Jakub Jelinek <jakub@redhat.com>
19002 PR tree-optimization/71405
19003 * tree-ssa.c (execute_update_addresses_taken): For clobber with
19004 incompatible type, build a new clobber with the right type instead
19005 of building a VIEW_CONVERT_EXPR around it.
19007 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
19009 PR tree-optimization/52171
19010 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
19011 by_pieces_ninsns instead of move_by_pieces_ninsns.
19013 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
19015 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
19016 for reg+reg addressing mode.
19018 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19020 * rs6000-c.c (c/c-tree.h): Add #include.
19021 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
19022 in C++ when found in the base position of vec_ld or vec_st.
19024 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
19026 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
19027 use of profile unless profile status is PROFILE_READ.
19028 * profile.c (compute_branch_probabilities): Set profile status
19029 only after reporting predictor hitrates.
19031 2016-06-03 Joseph Myers <joseph@codesourcery.com>
19035 * common.opt (ffp-int-builtin-inexact): New option.
19036 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
19037 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
19038 (ceil@var{m}2): Document dependence on this option.
19039 * ipa-inline-transform.c (inline_call): Handle
19040 flag_fp_int_builtin_inexact.
19041 * ipa-inline.c (can_inline_edge_p): Likewise.
19042 * config/i386/i386.md (rintxf2): Do not test
19043 flag_unsafe_math_optimizations.
19044 (rint<mode>2_frndint): New define_insn.
19045 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
19046 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
19047 for 387 instead of extending and truncating.
19048 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
19049 !flag_trapping_math instead of flag_unsafe_math_optimizations.
19050 Change to frndint<mode>2_<rounding>.
19051 (frndintxf2_<rounding>_i387): Likewise. Change to
19052 frndint<mode>2_<rounding>_i387.
19053 (<rounding_insn>xf2): Likewise.
19054 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
19055 !flag_trapping_math instead of flag_unsafe_math_optimizations for
19056 x87. Test TARGET_ROUND || !flag_trapping_math ||
19057 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
19058 SSE. Use ROUND_NO_EXC in constant operand of
19059 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
19060 for 387 instead of extending and truncating.
19062 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
19063 Julia Koval <julia.koval@intel.com>
19075 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
19076 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
19077 all registers, except for function return registers if there are
19078 no caller-saved registers.
19079 (ix86_set_func_type): New function.
19080 (ix86_set_current_function): Call ix86_set_func_type to set
19081 no_caller_saved_registers and func_type. Call reinit_regs if
19082 caller-saved registers are changed. Don't allow MPX, SSE, MMX
19083 nor x87 instructions in interrupt handler nor function with
19084 no_caller_saved_registers attribute.
19085 (ix86_function_ok_for_sibcall): Return false if there are no
19086 caller-saved registers.
19087 (type_natural_mode): Don't warn ABI change for MMX in interrupt
19089 (ix86_function_arg_advance): Skip for callee in interrupt handler.
19090 (ix86_function_arg): Return special arguments in interrupt handler.
19091 (ix86_promote_function_mode): Promote pointer to word_mode only
19092 for normal functions.
19093 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
19095 (ix86_epilogue_uses): New function.
19096 (ix86_hard_regno_scratch_ok): Likewise.
19097 (ix86_save_reg): Preserve all registers in interrupt handler
19098 after reload. Preserve all registers, except for function return
19099 registers, if there are no caller-saved registers after reload.
19100 (find_drap_reg): Always use callee-saved register if there are
19101 no caller-saved registers.
19102 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
19103 for interrupt handler.
19104 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
19105 Emit cld instruction if stringops are used in interrupt handler
19106 or interrupt handler isn't a leaf function.
19107 (ix86_expand_epilogue): Generate interrupt return for interrupt
19108 handler and pop the 'ERROR_CODE' off the stack before interrupt
19109 return in exception handler.
19110 (ix86_expand_call): Disallow calling interrupt handler directly.
19111 If there are no caller-saved registers, mark all registers that
19112 are clobbered by the call which returns as clobbered.
19113 (ix86_handle_no_caller_saved_registers_attribute): New function.
19114 (ix86_handle_interrupt_attribute): Likewise.
19115 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
19117 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
19118 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
19119 accumulation in interrupt function if stack may be realigned to
19121 (EPILOGUE_USES): New.
19122 (function_type): New enum.
19123 (machine_function): Add func_type and no_caller_saved_registers.
19124 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
19125 (interrupt_return): New pattern.
19126 * doc/extend.texi: Document x86 interrupt and
19127 no_caller_saved_registers attributes.
19129 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
19131 PR tree-optimization/52171
19132 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
19133 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
19134 Look for constant strings. Move some code to emit_block_cmp_hints
19136 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
19137 * defaults.h (COMPARE_MAX_PIECES): New macro.
19138 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
19139 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
19140 (clear_by_pieces_1): Don't declare. Move definition before use.
19141 (can_do_by_pieces): New static function.
19142 (can_move_by_pieces): Use it. Return bool.
19143 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
19144 OP. All callers changed. Handle COMPARE_BY_PIECES.
19145 (class pieces_addr); New.
19146 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
19147 pieces_addr::adjust, pieces_addr::increment_address,
19148 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
19150 (class op_by_pieces_d): New.
19151 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
19153 (class move_by_pieces_d, class compare_by_pieces_d,
19154 class store_by_pieces_d): New subclasses of op_by_pieces_d.
19155 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
19156 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
19157 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
19158 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
19159 compare_by_pieces_d::finish_mode): New member functions.
19160 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
19162 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
19163 (emit_block_cmp_hints): New function.
19164 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
19165 use the newly defined classes.
19166 * expr.h (by_pieces_constfn): New typedef.
19167 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
19168 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
19169 (move_by_pieces_ninsns): Don't declare.
19170 (can_move_by_pieces): Change return value to bool.
19171 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
19172 (compare_by_pieces_branch_ratio): New hook.
19173 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
19174 (by_pieces_ninsns): Declare.
19175 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
19177 (default_compare_by_pieces_branch_ratio): New function.
19178 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
19179 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
19180 * doc/tm.texi: Regenerate.
19181 * tree-ssa-strlen.c: Include "builtins.h".
19182 (handle_builtin_memcmp): New static function.
19183 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
19184 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
19186 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19188 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
19189 relevant stmts which are simple and invariant.
19190 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
19191 instead of simple and invariant
19193 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19195 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
19196 (vectorizable_reduction): Check for new relevant state.
19197 (vectorizable_live_operation): vectorize live stmts using
19198 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
19199 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
19200 (vect_stmt_relevant_p): Check for stmts which are only used live.
19201 (process_use): Use of a stmt does not inherit it's live value.
19202 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
19203 (vect_analyze_stmt): Check for new relevant state.
19204 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
19205 outside the loop, but not inside it.
19207 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19209 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
19210 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
19211 (vect_get_vec_def_for_operand): Split out code.
19213 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
19215 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
19217 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19219 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
19221 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19223 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
19225 2016-06-03 Jakub Jelinek <jakub@redhat.com>
19227 PR middle-end/71387
19228 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
19229 to noreturn e->callee->decl that has void return type and void
19230 arguments, adjust gimple_call_fntype and remove lhs even if it had
19231 previously addressable type.
19233 2016-06-02 Jeff Law <law@redhat.com>
19235 PR tree-optimization/71328
19236 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
19237 error when checking for a jump back onto the copied path.
19239 2016-06-02 David Malcolm <dmalcolm@redhat.com>
19241 * config/microblaze/microblaze.c (get_branch_target): Add return
19242 NULL_RTX for the non-CALL_P case.
19243 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
19244 (insert_wic): Remove unused local "j".
19246 2016-06-02 Martin Liska <mliska@suse.cz>
19248 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
19250 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
19251 Julia Koval <julia.koval@intel.com>
19253 * function.c (assign_parm_setup_stack): Force source into a
19254 register if needed.
19255 * target.def (function_incoming_arg): Update documentation to
19256 allow arbitrary address computation based on hard register.
19257 * doc/tm.texi: Regenerated.
19259 2016-06-02 Martin Liska <mliska@suse.cz>
19261 * predict.c (combine_predictions_for_bb): Fix first match in
19262 cases where a first predictor contains more than one occurence
19263 in list of predictors. Take the best value in such case.
19265 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19267 PR rtl-optimization/71295
19268 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
19269 offset would go over the size of the inner mode reject it.
19271 2016-06-02 Jakub Jelinek <jakub@redhat.com>
19273 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
19274 x=x,x and v=v,m instead of x=x,m.
19276 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
19277 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
19278 alternative to v=rm,C.
19280 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
19281 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
19282 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
19283 instead of vex for the last two above mentioned alternatives.
19285 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19288 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
19290 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
19292 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
19294 2016-06-01 David Malcolm <dmalcolm@redhat.com>
19296 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
19297 from int to unsigned.
19299 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
19301 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
19302 alternatives, eliminating preferred register class. Add support
19303 for the MTVSRDD instruction in ISA 3.0.
19304 (vsx_splat_v4si_internal): Use splat_input_operand instead of
19305 reg_or_indexed_operand.
19306 (vsx_splat_v4sf_internal): Likewise.
19308 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
19311 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
19312 for loading up all 0's or all 1's.
19314 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
19316 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
19318 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
19320 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
19322 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
19323 * gcc.c (set_source_date_epoch_envvar): New function, sets
19324 the SOURCE_DATE_EPOCH environment variable to the current time.
19326 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
19328 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
19329 the factor for live Phi nodes.
19331 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
19333 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
19334 * tree-parloops.c (parallelize_loops): likewise.
19335 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
19336 tree_unswitch_outer_loop): likewise.
19338 2016-06-01 Jakub Jelinek <jakub@redhat.com>
19340 PR middle-end/71371
19341 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
19342 around creation of the temporary.
19344 2016-06-01 Richard Biener <rguenther@suse.de>
19346 PR tree-optimization/71366
19347 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
19348 (unloop_loops): Move removing edges here ...
19349 (try_unroll_loop_completely): ... from here.
19350 (try_peel_loop): ... and here.
19351 (tree_unroll_loops_completely_1): Track parent loops via
19352 bitmap of header BBs.
19353 (tree_unroll_loops_completely): Adjust for that.
19355 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
19357 * config/rs6000/altivec.h (vec_slv): New macro.
19358 (vec_srv): New macro.
19359 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
19360 (UNSPEC_VSRV): New value.
19363 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
19364 (vsrv): New builtin definition.
19365 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
19366 define argument types for new builtin.
19367 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
19369 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
19372 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
19373 Jocelyn Mayer <l_indien@magic.fr>
19376 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
19377 detect processor family for signature_CENTAUR_ebx.
19378 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
19379 signature_CENTAUR_ebx.
19380 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
19381 <default>: Pass x86-64 for has_longmode.
19383 2016-06-01 Nathan Sidwell <nathan@acm.org>
19385 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
19388 2016-06-01 Richard Biener <rguenther@suse.de>
19390 PR tree-optimization/71261
19391 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
19392 of stmts successfully put in the bool pattern. Remove
19393 single-use restriction.
19394 (adjust_bool_pattern_cast): Add cast at the use site via the
19395 pattern def sequence.
19396 (adjust_bool_pattern): Remove recursion, maintain a hash-map
19397 of patterned defs. Use the pattern def seqence instead of
19398 multiple independent patterns.
19399 (sort_after_uid): New qsort compare function.
19400 (adjust_bool_stmts): New function to process stmts in the bool
19401 pattern in IL order.
19402 (vect_recog_bool_pattern): Adjust.
19403 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
19404 (ifcvt_walk_pattern_tree): Likewise.
19405 (stmt_is_root_of_bool_pattern): Likewise.
19406 (ifcvt_repair_bool_pattern): Likewise.
19407 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
19409 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
19411 * loop-unroll.c (decide_unroll_constant_iterations,
19412 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
19413 likely upper bounds.
19414 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
19416 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
19418 * tree-core.h (enum omp_clause_code): Remove
19419 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
19421 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19423 * config/arm/sync.md (arm_store_exclusive<mode>):
19424 Use 'H' output modifier on operands[2] rather than creating a new
19425 entry in out-of-bounds memory of the operands array.
19426 (arm_store_release_exclusivedi): Likewise.
19428 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19430 * config/arm/arm.c (arm_fusion_enabled_p): New function.
19431 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
19432 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
19433 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
19435 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
19437 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
19438 into account live statements for mask producers.
19440 2016-06-01 Richard Biener <rguenther@suse.de>
19442 PR tree-optimization/71311
19443 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
19444 restrict to non-INTEGER_CST @0.
19446 2016-06-01 Richard Biener <rguenther@suse.de>
19448 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
19449 (relational patterns): Use :c to avoid pattern duplications.
19451 2016-06-01 Richard Biener <rguenther@suse.de>
19453 * genmatch.c (comparison_code_p): New predicate.
19454 (swap_tree_comparison): New function.
19455 (commutate): Add for_vec parameter to append new for entries.
19456 Support commutating relational operators by swapping it alongside
19458 (lower_commutative): Adjust.
19459 (dt_simplify::gen): Do not pass artificial operators to gen
19461 (decision_tree::gen): Do not add artificial operators as parameters.
19462 (parser::parse_expr): Verify operator commutativity when :c is
19463 applied. Allow :C to override this.
19464 * match.pd: Adjust patterns to use :C instead of :c where required.
19466 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
19468 PR tree-optimization/71077
19469 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
19470 the combining step, use boolean_false_node and boolean_true_node
19471 as the designated false/true return values.
19473 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19475 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
19476 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
19477 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
19480 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19482 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
19483 of flags impliying the register renaming.
19484 * toplev.c (process_options): Do not imply flag_rename_registers with
19487 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19489 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
19490 default implementation.
19492 2016-05-31 Nathan Sidwell <nathan@acm.org>
19494 * dwarf2out.c (cur_line_info_table): Add GTY marker.
19496 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19498 * config/sh/constraints.md (b): Remove constraint.
19499 * config/sh/predicates.md (arith_reg_operand): Remove
19501 * config/sh/sh-modes.def (PDI): Remove.
19502 * config/sh/sh.c (sh_target_reg_class,
19503 sh_optimize_target_register_callee_saved): Remove functions.
19504 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
19505 (sh_expand_epilogue): Update comment.
19506 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
19507 sh_secondary_reload): Remove TARGET_REGS related code.
19508 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
19509 TARGET_REGISTER_P): Remove macros.
19510 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
19511 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
19512 TR1_REG, TR2_REG): Remove constants.
19513 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
19515 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19517 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
19518 define_expand patterns.
19519 (adddi3_compact): Rename to adddi3.
19520 (subdi3_compact): Rename to subdi3.
19521 (*negdi2): Rename to negdi2.
19522 (*abs<mode>2): Rename to abs<mode>2.
19524 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19526 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
19527 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
19528 (atomic_sub_fetchsi): ... this new pattern.
19529 (mvtc): Add CC_REG clobber.
19531 2016-05-31 Marek Polacek <polacek@redhat.com>
19533 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
19535 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19537 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
19538 aarch64_fusion_enabled_p to check for fusion capabilities.
19540 2016-05-31 Richard Biener <rguenther@suse.de>
19542 PR tree-optimization/71352
19543 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
19544 minus one and a negate.
19546 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19548 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
19549 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
19551 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
19552 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
19553 Remove use of aarch64_simd_attr_length_move, set length attribute
19555 (*aarch64_be_movoi): Likewise.
19556 (*aarch64_be_movci): Likewise.
19557 (*aarch64_be_movxi): Likewise.
19559 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19561 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
19562 It no longer does that.
19563 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
19565 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
19567 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
19568 attribute __unused__.
19570 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
19572 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
19573 * config/arm/arm.c (arm_arch_thumb1): Define.
19574 (arm_option_override): Initialize arm_arch_thumb1.
19575 * config/arm/arm.h (arm_arch_thumb1): Declare.
19576 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
19577 support Thumb-1 ISA.
19579 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
19582 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
19583 `Yv' for scalar operand.
19585 2016-05-31 Tom de Vries <tom@codesourcery.com>
19587 PR tree-optimization/69068
19588 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
19589 phis with more than two args.
19591 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
19593 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
19594 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
19597 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
19599 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
19601 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19603 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
19604 cpu_32, cpu_64, tune_32 and tune_64.
19605 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
19607 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
19609 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
19611 2016-05-30 Andi Kleen <ak@linux.intel.com>
19613 * auto-profile.c (read_profile): Replace asserts with errors
19614 when file does not exist.
19615 * gcov-io.c (gcov_read_words): Dito.
19617 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19619 * tree-cfg.c (print_loop): Print likely upper bounds.
19621 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19623 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
19624 * opts.c (default_options): Enable peel loops at -O3.
19625 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
19626 (try_peel_loop): Do not re-peel already peeled loops;
19627 use likely upper bounds; fix profile updating.
19628 (pass_complete_unroll::execute): Initialize peeled_loops.
19630 2016-05-30 Martin Liska <mliska@suse.cz>
19632 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
19633 computed costs by frequency of BB they belong to.
19634 (get_scaled_computation_cost_at): New function.
19636 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
19637 Marc Glisse <marc.glisse@inria.fr>
19639 PR tree-optimization/71289
19640 * match.pd (-1 / B < A, A > -1 / B): New transformations.
19642 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19644 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
19646 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19648 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
19649 for peeled copies; avoid underflow when updating estimates; correctly
19650 scale loop profile.
19652 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19654 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
19655 r236875. Corrected oe3 to oe2 as obvious.
19657 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19659 PR middle-end/71269
19660 PR middle-end/71252
19661 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
19662 that inserted stmt will not dominate stmts that defines its operand.
19663 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
19664 (rewrite_expr_tree_parallel): Likewise.
19666 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19668 PR middle-end/71252
19669 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
19670 all fields including stmt_to_insert are swapped.
19672 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19674 * predict.h (force_edge_cold): Declare.
19675 * predict.c (force_edge_cold): New function.
19676 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
19678 (canonicalize_loop_induction_variables): Fix formating.
19680 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
19682 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
19683 (visium_expand_copysign): Use gen_int_mode directly.
19684 (visium_compute_frame_size): Minor tweaks.
19686 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19688 * tree-vect-loop.c (vect_analyze_loop_2): Use
19689 likely_max_stmt_executions_int.
19691 2016-05-30 Tom de Vries <tom@codesourcery.com>
19693 PR tree-optimization/69067
19694 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
19696 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
19699 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
19700 New peepholes to remove unneeded fild/fistp pairs.
19701 (define_peephole2 atomic_loaddi_fpu): Ditto.
19703 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19705 * predict.c (maybe_hot_frequency_p): Avoid division.
19707 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
19709 * doc/install.texi: Use https for shop.fsf.org.
19711 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19713 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
19714 likely_max_stmt_executions_int.
19716 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19718 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
19719 likely_max_stmt_executions_int.
19721 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19723 * profile.c (compute_branch_probabilities): Do not report hitrates
19725 (branch_prob): Report hitrates here.
19726 * predict.c (gimple_predict_edge): Do not assert profile status;
19727 fix formatting issues.
19729 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19731 * predict.c (edge_predicted_by_p): New function.
19732 (predict_paths_for_bb): Do not put multiple predictions of the same type
19735 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19737 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
19740 2016-05-28 Alan Modra <amodra@gmail.com>
19742 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
19744 2016-05-28 Alan Modra <amodra@gmail.com>
19746 PR rtl-optimization/71275
19747 * ira.c (ira): Free dominance info.
19749 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
19751 * doc/sourcebuild.texi: New address for upstream Go repository.
19753 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
19755 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
19756 (TARGET_ARM_V7M): Likewise.
19758 2016-05-26 Jeff Law <law@redhat.com>
19760 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
19761 (thread_across_edge): Remove calls to find_jump_threads_backwards.
19762 * passes.def: Add jump threading passes before DOM/VRP.
19763 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
19764 argument to a basic block from an edge. Remove tests which are
19766 (pass_data_thread_jumps, class pass_thread_jumps): New.
19767 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
19768 (make_pass_thread_jumps): Likewise.
19769 * tree-pass.h (make_pass_thread_jumps): Declare.
19771 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
19773 * config/visium/visium-protos.h (split_double_move): Rename into...
19774 (visium_split_double_move): ...this.
19775 (visium_split_double_add): Declare.
19776 * config/visium/visium.c (split_double_move): Rename into...
19777 (visium_split_double_move): ...this.
19778 (visium_split_double_add): New function.
19779 (visium_expand_copysign): Renumber operands for consistency.
19780 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
19781 (DFmode move splitter): Likewise.
19782 (*addi3_insn): Split by means of visium_split_double_add.
19783 (*adddi3_insn_flags): Delete.
19784 (*plus_plus_sltu<subst_arith>): New insn.
19785 (*subdi3_insn): Split by means of visium_split_double_add.
19786 (subdi3_insn_flags): Delete.
19787 (*minus_minus_sltu<subst_arith>): New insn.
19788 (*negdi2_insn): Split by means of visium_split_double_add.
19789 (*negdi2_insn_flags): Delete.
19791 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
19793 * configure.ac: Treat a --with-headers option without argument
19794 the same as the default (i.e. consult sys-include directory).
19795 * configure: Regenerate.
19797 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19799 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
19800 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
19802 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
19803 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
19805 2016-05-27 Jiong Wang <jiong.wang@arm.com>
19808 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
19809 tree-stdarg analysis results.
19810 (aarch64_setup_incoming_varargs): Likewise.
19812 2016-05-27 Jiong Wang <jiong.wang@arm.com>
19814 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
19815 va_list_gpr_counter_field and va_list_fpr_counter_field.
19817 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
19820 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
19821 * config/aarch64/aarch64.c
19822 (aarch64_cannot_change_mode_class): Remove function.
19823 * config/aarch64/aarch64-protos.h
19824 (aarch64_cannot_change_mode_class): Remove.
19826 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19828 * cfgloop.c (record_niter_bound): Record likely upper bounds.
19829 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
19830 get_likely_max_loop_iterations_int): New.
19831 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
19832 any_likely_upper_bound.
19833 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
19835 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
19836 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
19838 (unroll_loop_constant_iterations): Likewise.
19839 (unroll_loop_runtime_iterations): Likewise.
19840 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
19841 * lto-streamer-out.c (output_cfg): Likewise.
19842 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
19844 (canonicalize_loop_induction_variables): Dump likely upper bounds.
19845 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
19846 (likely_max_loop_iterations): New.
19847 (likely_max_loop_iterations_int): New.
19848 (likely_max_stmt_executions): New.
19849 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
19850 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
19851 likely_max_stmt_executions): Declare.
19853 2016-05-27 Marek Polacek <polacek@redhat.com>
19855 PR middle-end/71308
19856 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
19858 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19860 * config/s390/s390.md (2x risbg splitters): Use
19861 reg_overlap_mentioned_p instead of rtx_equal_p.
19863 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
19865 * combine.c (make_compound_operation): Take known zero bits into
19866 account when checking for possible zero_extend.
19868 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19870 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
19871 Use const_int_operand for operand 2 predicate. Simplify expand code
19874 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
19876 PR middle-end/71279
19877 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
19880 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19882 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
19883 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
19884 that returns CC_SESWPmode and CC_ZESWPmode.
19885 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
19887 (aarch64_rtx_costs): Likewise.
19889 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
19891 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
19892 for ISA 3.0 min/max support.
19893 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
19894 conditional move support.
19895 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
19896 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
19898 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
19899 conditional moves where the comparison type is different from move
19901 (fp_minmax): New code iterator for smin/smax.
19902 (minmax): New code attributes for min/max.
19903 (SMINMAX): Likewise.
19904 (smax<mode>3): Combine min, max insns into one insn using the
19905 fp_minmax code iterator. Add support for ISA 3.0 min/max
19906 instructions that don't need -ffast-math.
19907 (s<minmax><mode>3): Likewise.
19908 (smax<mode>3_vsx): Likewise.
19909 (smin<mode>3): Likewise.
19910 (s<minmax><mode>3_vsx): Likewise.
19911 (smin<mode>3_vsx): Likewise.
19912 (pre-VSX min/max splitters): Likewise.
19913 (s<minmax><mode>3_fpr): Likewise.
19914 (movsfcc): Rewrite floating point conditional moves to combine
19915 SFmode/DFmode into a single insn.
19916 (mov<mode>cc): Likewise.
19917 (movdfcc): Likewise.
19918 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
19919 SFDF2 iterators to handle all combinations.
19920 (fseldfsf4): Likewise.
19921 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
19922 (fseldfdf4): Likewise.
19923 (fselsfdf4): Likewise.
19924 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
19925 comparison instructions that set a 0/-1 mask, and use it for
19926 floating point conditional move via XXSEL.
19927 (fpmask<mode>): Likewise.
19928 (xxsel<mode>): Likewise.
19929 * config/rs6000/predicates.md (min_max_operator): Delete, no
19931 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
19932 instructions that generate a 0/-1 mask for use with XXSEL.
19933 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
19934 say whether floating point min/max is available, either through
19935 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
19936 (TARGET_MINMAX_DF): Likewise.
19938 2016-05-27 Alan Modra <amodra@gmail.com>
19940 PR rtl-optimization/71275
19941 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
19942 for update_equiv_regs and combine_and_move_insns.
19944 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
19946 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
19947 if_then_else or cond RTXes to calculate attribute value.
19948 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
19949 <attr "length_immediate>: Ditto.
19950 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
19951 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
19952 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
19953 <attr "type">: Ditto.
19954 <attr "prefix_data16">: Ditto.
19955 <attr "prefix_extra">: Ditto.
19956 <attr "length_immediate">: Ditto.
19957 <attr "prefix">: Ditto.
19958 (vec_set<mode>_0) <attr "isa">: Ditto.
19959 <attr "prefix_extra">: Ditto.
19960 <attr "length_immediate">: Ditto.
19961 <attr "prefix">: Ditto.
19962 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
19963 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
19964 (sse2_storelpd) <attr "prefix_data16">: Ditto.
19965 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
19966 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
19967 <attr "length_immediate">: Ditto.
19968 <attr "prefix">: Ditto.
19969 (sse2_movsd) <attr "length_immediate">: Ditto.
19970 <attr "prefix">: Ditto.
19971 (vec_concatv2df) <attr "isa">: Ditto.
19972 <attr "prefix">: Ditto.
19973 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
19974 (*vec_extractv2di_1) <attr "isa">: Ditto.
19975 <attr "type">: Ditto.
19976 <attr "length_immediate">: Ditto.
19977 <attr "prefix_rex">: Ditto.
19978 <attr "prefix_extra">: Ditto.
19979 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
19980 <attr "prefix_extra">: Ditto.
19981 <attr "length_immediate">: Ditto.
19982 (vec_concatv2di) <attr "isa">: Ditto.
19983 <attr "prefix_extra">: Ditto.
19984 <attr "length_immediate">: Ditto.
19985 <attr "prefix">: Ditto.
19987 2016-05-26 Martin Liska <mliska@suse.cz>
19989 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
19991 (operator+): Likewise.
19992 (operator-): Likewise.
19993 (comp_cost::operator+=): Likewise.
19994 (comp_cost::operator-=): Likewise.
19995 (comp_cost::operator/=): Likewise.
19996 (comp_cost::operator*=): Likewise.
19997 (operator<): Likewise.
19998 (operator==): Likewise.
19999 (operator<=): Likewise.
20000 (new_cost): Remove.
20001 (infinite_cost_p): Likewise.
20002 (add_costs): Likewise.
20003 (sub_costs): Likewise.
20004 (compare_costs): Likewise.
20005 (set_group_iv_cost): Use the newly introduced functions.
20006 (get_address_cost): Likewise.
20007 (get_shiftadd_cost): Likewise.
20008 (force_expr_to_var_cost): Likewise.
20009 (split_address_cost): Likewise.
20010 (ptr_difference_cost): Likewise.
20011 (difference_cost): Likewise.
20012 (get_computation_cost_at): Likewise.
20013 (determine_group_iv_cost_generic): Likewise.
20014 (determine_group_iv_cost_address): Likewise.
20015 (determine_group_iv_cost_cond): Likewise.
20016 (autoinc_possible_for_pair): Likewise.
20017 (determine_group_iv_costs): Likewise.
20018 (cheaper_cost_pair): Likewise.
20019 (iv_ca_recount_cost): Likewise.
20020 (iv_ca_set_no_cp): Likewise.
20021 (iv_ca_set_cp): Likewise.
20022 (iv_ca_cost): Likewise.
20023 (iv_ca_new): Likewise.
20024 (iv_ca_dump): Likewise.
20025 (iv_ca_narrow): Likewise.
20026 (iv_ca_prune): Likewise.
20027 (iv_ca_replace): Likewise.
20028 (try_add_cand_for): Likewise.
20029 (try_improve_iv_set): Likewise.
20030 (find_optimal_iv_set): Likewise.
20032 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
20034 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
20035 that internal functions will clobber all caller-saved registers.
20037 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20039 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
20040 Return a better case_values_threshold when optimizing.
20042 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20044 * config/aarch64/aarch64-simd.md (aarch64_combinez):
20045 Add ? to integer variant.
20046 (aarch64_combinez_be): Likewise.
20048 2016-05-26 Jakub Jelinek <jakub@redhat.com>
20050 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
20051 instead of x constraint.
20052 (vcvtps2ph256<mask_name>): Likewise.
20054 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
20055 alternative. Formatting fix.
20057 * config/i386/sse.md
20058 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
20060 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
20061 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
20062 maybe_evex prefix instead of vex.
20063 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
20064 EXT_REX_SSE_REG_P (op0) case in the splitter.
20066 2016-05-25 Jeff Law <law@redhat.com>
20068 PR tree-optimization/71272
20069 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
20070 Update comments. Add test for empty path.
20072 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
20074 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
20075 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
20076 special case builtin.
20077 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
20078 code for ALTIVEC_BUILTIN_VEC_CMPNE.
20079 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
20080 for __builtin_vec_cmpne.
20082 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
20084 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
20085 redundant test and bail out if the type of the new operand is not
20086 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
20088 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20090 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
20091 (x_ix86_target_flags_explicit): Remove.
20092 * config/i386/i386.c (ix86_function_specific_save): Do not copy
20093 x_ix86_target_flags_explicit.
20094 (ix86_function_specific_restore): Ditto.
20096 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20097 H.J. Lu <hongjiu.lu@intel.com>
20100 * common/config/i386/i386-common.c
20101 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
20102 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
20103 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
20104 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
20105 (-mgeneral-regs-only): Add new option.
20106 * config/i386/i386.c (ix86_option_override_internal): Don't enable
20107 x87 instructions if only general registers are allowed.
20108 (ix86_target_string): Add ix86_flags argument. Handle additional
20109 flags options through ix86_flags argument. Update all callers.
20110 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
20112 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20114 PR rtl-optimization/66940
20115 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
20116 decrementing desired_val will not overflow before performing these
20119 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
20121 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
20122 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
20123 * config/i386/i386.c (enum ix86_builtins): Add
20124 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
20125 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
20126 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
20127 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
20128 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
20129 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
20130 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
20131 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
20132 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
20133 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
20134 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
20135 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
20136 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
20137 __builtin_ia32_cvtps2dq512_mask.
20138 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
20139 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
20140 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
20141 * config/i386/sse.md
20142 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
20144 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
20145 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
20147 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
20148 (avx512f_vec_pack_sfix_v8df): New define_expand.
20149 (avx512f_roundpd512): Rename to ...
20150 (avx512f_round<castmode>512): ... this. Change iterator.
20151 (avx512f_roundps512_sfix): New define_expand.
20152 (round<mode>2_sfix): Change iterator.
20154 2016-05-25 Nick Clifton <nickc@redhat.com>
20156 * config/msp430/msp430.c (msp430_attr): Produce an error if a
20157 static interrupt handler is detected.
20158 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
20159 default linker script.
20160 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
20161 the low part of a symbolic pointer.
20163 2016-05-25 Richard Biener <rguenther@suse.de>
20165 PR tree-optimization/71261
20166 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
20167 interesting stmt instead of immediate uses when looking
20168 for the use operand to replace.
20170 2016-05-25 Martin Liska <mliska@suse.cz>
20172 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
20174 2016-05-25 Richard Biener <rguenther@suse.de>
20176 PR tree-optimization/71264
20177 * tree-vect-stmts.c (vect_init_vector): Properly deal with
20180 2016-05-25 Martin Liska <mliska@suse.cz>
20182 PR tree-optimization/71239
20183 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
20184 if DECL_SIZE is NULL.
20186 2016-05-25 Richard Biener <rguenther@suse.de>
20188 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
20189 * tree-if-conv.c (pass_data_if_conversion): Use it.
20191 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
20193 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
20194 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
20195 * varpool.c (varpool_node::get_availability): Likewise.
20197 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20199 * config/rs6000/altivec.md (VNEG iterator): New iterator for
20200 VNEGW/VNEGD instructions.
20201 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
20202 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
20203 support for ISA 3.0 VNEGW/VNEGD instructions.
20205 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
20207 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
20208 pointers inside OACC_DATA regions.
20209 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
20210 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
20211 (gimplify_adjust_omp_clauses): Fix typo in comment.
20213 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20215 * config/rs6000/altivec.md (VParity): New mode iterator for vector
20216 parity built-in functions.
20217 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
20219 (p9v_parity<mode>2): Likewise.
20220 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
20222 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
20223 (parity<mode>2): ISA 3.0 expander for vector parity.
20224 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
20226 (BU_P9_64BIT_MISC_0): Likewise.
20227 (BU_P9_MISC_0): Likewise.
20228 (BU_P9V_AV_1): Likewise.
20229 (BU_P9V_AV_2): Likewise.
20230 (BU_P9V_AV_3): Likewise.
20231 (BU_P9V_AV_P): Likewise.
20232 (BU_P9V_VSX_1): Likewise.
20233 (BU_P9V_OVERLOAD_1): Likewise.
20234 (BU_P9V_OVERLOAD_2): Likewise.
20235 (BU_P9V_OVERLOAD_3): Likewise.
20236 (VCTZB): Add vector count trailing zeros support.
20240 (VPRTYBD): Add vector parity support.
20241 (VPRTYBQ): Likewise.
20242 (VPRTYBW): Likewise.
20243 (VCTZ): Add overloaded vector count trailing zeros support.
20244 (VPRTYB): Add overloaded vector parity support.
20245 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20246 overloaded vector count trailing zeros and parity instructions.
20247 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
20248 vector parity support.
20249 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
20250 trailing zeros support.
20251 (vec_cntlz): Likewise.
20252 (vec_vctzb): Likewise.
20253 (vec_vctzd): Likewise.
20254 (vec_vctzh): Likewise.
20255 (vec_vctzw): Likewise.
20256 (vec_vprtyb): Add ISA 3.0 vector parity support.
20257 (vec_vprtybd): Likewise.
20258 (vec_vprtybw): Likewise.
20259 (vec_vprtybq): Likewise.
20260 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
20261 the ISA 3.0 vector count trailing zeros and vector parity built-in
20264 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20266 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
20267 when there is stmt_to_insert.
20269 2016-05-24 Martin Sebor <msebor@redhat.com>
20272 * tree.h (complete_or_array_type_p): New inline function.
20274 2016-05-24 Jakub Jelinek <jakub@redhat.com>
20276 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
20277 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
20278 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
20280 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
20281 Limit 1st alternative to noavx isa, split 2nd alternative into one
20282 noavx and one avx alternative, use *x and Bm in the former and
20283 x and m in the latter.
20285 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
20286 of sse4 for the first alternative, drop %v from the template
20287 and d operand modifier. Split second alternative into one sse4_noavx
20288 and one avx alternative, use *x instead of *v in the former and v
20289 instead of *v in the latter.
20290 (*sse4_1_extractps): Use noavx isa instead of * for the first
20291 alternative, drop %v from the template. Split second alternative into
20292 one noavx and one avx alternative, use *x instead of *v in the
20293 former and v instead of *v in the latter.
20294 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
20295 with noavx and the last one with avx.
20296 (sse4_1_phminposuw): Guard first alternative with noavx isa,
20297 split the second one into one noavx and one avx alternative,
20298 use *x and Bm in the former and x and m in the latter one.
20299 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
20302 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
20303 first two alternatives to noavx, use *x instead of *v in the second
20304 one, add avx alternative without *.
20305 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
20306 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
20307 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
20309 2016-05-24 Jeff Law <law@redhat.com>
20311 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
20312 New function, extracted from...
20313 (fsm_find_control_statement_thread_paths): Here. Use the new function.
20314 Allow simple copies and constant initializations in the SSA chain.
20316 2016-05-24 Marek Polacek <polacek@redhat.com>
20319 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
20322 2016-05-24 Jakub Jelinek <jakub@redhat.com>
20325 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
20326 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
20327 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
20328 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
20329 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
20331 2016-05-24 Richard Biener <rguenther@suse.de>
20333 PR tree-optimization/71240
20334 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
20337 2016-05-24 Richard Biener <rguenther@suse.de>
20339 PR tree-optimization/71230
20340 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
20342 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20344 * tree-vectorizer.h (vectorizable_comparison): Delete.
20345 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
20346 PURE_SLP_STMT check.
20347 * tree-vect-stmts.c (vectorizable_call): Likewise.
20348 (vectorizable_simd_clone_call): Likewise.
20349 (vectorizable_conversion): Likewise.
20350 (vectorizable_assignment): Likewise.
20351 (vectorizable_shift): Likewise.
20352 (vectorizable_operation): Likewise.
20353 (vectorizable_load): Likewise.
20354 (vectorizable_condition): Likewise.
20355 (vectorizable_store): Likewise. Assert that we don't have
20357 (vectorizable_comparison): Make static. Remove redundant
20358 PURE_SLP_STMT check.
20359 (vect_transform_stmt): Assert that we always have an slp_node
20362 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20364 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
20365 operands[2] against 1 with comparison against CONST1_RTX.
20366 (<shift>di3_neon): Likewise.
20367 * config/arm/predicates.md (const0_operand): Replace with comparison
20368 against CONST0_RTX.
20370 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20372 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
20373 operands[2] against 1 with comparison against CONST1_RTX.
20374 (ashrdi3): Likewise.
20375 (lshrdi3): Likewise.
20376 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
20378 (ashrsi3): Likewise.
20379 (lshrsi3): Likewise.
20380 (rotrsi3): Likewise.
20381 (define_split above *compareqi_eq0): Likewise.
20382 (define_split above "prologue"): Likewise.
20383 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
20384 * config/arm/predicates.md (shift_operator): Likewise.
20385 (shift_nomul_operator): Likewise.
20386 (sat_shift_operator): Likewise.
20387 (thumb1_cmp_operand): Likewise.
20388 (const_neon_scalar_shift_amount_operand): Replace manual range
20389 check with IN_RANGE.
20390 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
20391 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
20393 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20395 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
20396 with HOST_WIDE_INT_1.
20398 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
20399 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
20400 (arm_canonicalize_comparison): Likewise.
20401 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
20403 (thumb1_size_rtx_costs): Likewise.
20404 (vfp_const_double_index): Replace cast of 1 to unsigned
20405 HOST_WIDE_INT with HOST_WIDE_INT_1U.
20406 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
20408 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
20409 HOST_WIDE_INT with HOST_WIDE_INT_1U.
20410 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
20411 HOST_WIDE_INT with HOST_WIDE_INT_1.
20413 2016-05-24 Marek Polacek <polacek@redhat.com>
20415 * tree-cfg.h (should_remove_lhs_p): New predicate.
20416 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
20417 * gimplify.c (gimplify_modify_expr): Likewise.
20418 * tree-cfg.c (verify_gimple_call): Likewise.
20419 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
20420 * gimple-fold.c: Include "tree-cfg.h".
20421 (gimple_fold_call): Use should_remove_lhs_p.
20423 2016-05-24 Richard Biener <rguenther@suse.de>
20425 PR tree-optimization/71253
20426 * cfganal.h (control_dependences): Make robust against edge
20428 (control_dependences::control_dependences): Remove edge_list argument.
20429 (control_dependences::get_edge): Remove.
20430 (control_dependences::get_edge_src): Add.
20431 (control_dependences::get_edge_dest): Likewise.
20432 (control_dependences::m_el): Make a vector of edge src/dest index.
20433 * cfganal.c (control_dependences::find_control_dependence): Adjust.
20434 (control_dependences::control_dependences): Likewise.
20435 (control_dependences::~control_dependence): Likewise.
20436 (control_dependences::get_edge): Remove.
20437 (control_dependences::get_edge_src): Add.
20438 (control_dependences::get_edge_dest): Likewise.
20439 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
20441 (perform_tree_ssa_dce): Adjust.
20442 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
20444 (pass_loop_distribution::execute): Adjust. Do loop destroying
20445 conditional on changed.
20447 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20450 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
20451 return. Reindent transformation comment and mention the ARM state
20454 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20456 PR middle-end/71252
20457 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
20458 after build_and_add_sum creates new use stmt.
20460 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20462 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
20463 load_lanes/grouped_load classification comes first. Don't check
20464 whether the vectorization factor is a multiple of the group size
20467 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20469 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
20470 GROUP_GAP for single-element interleaving.
20471 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
20474 2016-05-24 Richard Biener <rguenther@suse.de>
20476 PR middle-end/70434
20478 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
20479 bases which are accessed with non-invariant indices.
20480 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
20481 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
20483 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20485 PR middle-end/71170
20486 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
20487 (add_to_ops_vec): Add stmt_to_insert.
20488 (add_repeat_to_ops_vec): Init stmt_to_insert.
20489 (insert_stmt_before_use): New.
20490 (transform_add_to_multiply): Remove mult_stmt insertion and add it
20492 (get_ops): Init stmt_to_insert.
20493 (maybe_optimize_range_tests): Likewise.
20494 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
20495 (rewrite_expr_tree_parallel): Likewise.
20496 (reassociate_bb): Likewise.
20498 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20501 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
20502 ISA 3.0 xxperm fusion alternative.
20503 (altivec_vperm_v8hiv16qi): Likewise.
20504 (altivec_vperm_<mode>_uns_internal): Likewise.
20505 (vperm_v8hiv4si): Likewise.
20506 (vperm_v16qiv8hi): Likewise.
20508 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20509 Kelvin Nilsen <kelvin@gcc.gnu.org>
20511 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
20512 vpermr/xxpermr on ISA 3.0.
20513 (altivec_expand_vec_perm_le): Likewise.
20514 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
20515 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
20518 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
20520 * config/i386/i386.h (IS_STACK_MODE): Enable for
20521 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
20522 SSE_FLOAT_MODE_P macros.
20523 * config/i386/i386.c (ix86_preferred_reload_class): Use
20524 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
20525 Cleanup regclass processing for CONST_DOUBLE_P.
20526 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
20527 (ix86_rtx_costs): Remove redundant TARGET_80387 check
20528 with IS_STACK_MODE macro.
20529 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
20531 (*movdf_internal): Use IS_STACK_MODE macro.
20532 (*movsf_internal): Ditto.
20534 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
20536 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
20537 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
20539 2016-05-23 Jeff Law <law@redhat.com>
20541 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
20543 (fsm_find_control_statement_thread_paths): Call it.
20545 2016-05-23 Martin Jambor <mjambor@suse.cz>
20548 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
20549 from_global_constant if t is not NULL.
20551 2016-05-23 Marek Polacek <polacek@redhat.com>
20554 * common.opt (Wswitch-unreachable): New option.
20555 * doc/invoke.texi: Document -Wswitch-unreachable.
20556 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
20559 2016-05-23 Bin Cheng <bin.cheng@arm.com>
20561 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
20562 TMR_INDEX is non-NULL.
20564 2016-05-23 Richard Biener <rguenther@suse.de>
20566 PR tree-optimization/71230
20567 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
20568 (try_special_add_to_ops): ... here. Always test for single-use.
20570 2016-05-23 Martin Jambor <mjambor@suse.cz>
20572 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
20573 default block if a PHI node in the original one would be resized.
20575 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20577 PR tree-optimization/58135
20578 * tree-vect-slp.c: When group size is not multiple
20579 of vector size, allow splitting of store group at
20582 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
20584 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
20586 2016-05-22 Jakub Jelinek <jakub@redhat.com>
20588 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
20589 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
20590 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
20593 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
20594 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
20595 v constraint instead of x and vinserti32x4 insn.
20597 * config/i386/sse.md (i128vldq): New mode iterator.
20598 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
20599 avx512dq and avx512vl alternatives.
20601 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
20602 constraint, use maybe_evex prefix instead of vex.
20603 (vec_dupv4sf): Use v constraint instead of x for output
20604 operand except for noavx alternative, use Yv constraint
20605 instead of x for input. Use maybe_evex prefix instead of vex.
20606 (*vec_dupv4si): Likewise.
20607 (*vec_dupv2di): Likewise.
20609 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
20611 PR middle-end/40921
20612 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
20613 (linearize_expr_tree): Call try_special_add_to_ops.
20614 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
20616 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20618 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
20619 to computed stack_usage.
20621 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
20624 * config/avr/avr.md (define_expand "mov<mode>"): If the source
20625 operand is subreg (symbol_ref) then move the symbol ref to register.
20627 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
20629 * tree.c (array_at_struct_end_p): Look through MEM_REF.
20631 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
20633 PR middle-end/71179
20634 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
20637 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
20639 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
20640 ranges by calling get_single_symbol and tidy up. Look more closely
20641 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
20643 2016-05-20 Jeff Law <law@redhat.com>
20645 * bitmap.c (bitmap_find_bit): Remove useless test.
20647 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
20649 * function.c (thread_prologue_and_epilogue_insns): Commit the
20650 insertion of the epilogue.
20652 2016-05-20 Martin Jambor <mjambor@suse.cz>
20654 PR tree-optimization/70884
20655 * tree-sra.c (initialize_constant_pool_replacements): Do not check
20656 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
20657 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
20658 of constant pool data as a reason for scalarization.
20660 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
20662 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
20663 for naked functions.
20664 (thumb1_expand_prologue): Likewise.
20666 2016-05-20 Nathan Sidwell <nathan@acm.org>
20668 * config/nvptx/nptx.c (nvptx_option_override): Only set
20669 flag_toplevel_reorder, if not explicitly specified. Set
20670 flag_no_common, unless explicitly specified.
20672 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20674 * calls.c (can_implement_as_sibling_call_p): Mark param
20675 reg_parm_stack_space with ATTRIBUTE_UNUSED.
20677 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
20679 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
20680 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
20681 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
20683 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
20684 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
20685 and CASE_CONST_ANY.
20687 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
20689 * config/nvptx/nvptx.md (sincossf3): New pattern.
20691 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20693 * calls.c (maybe_complain_about_tail_call): New function.
20694 (initialize_argument_information): Call
20695 maybe_complain_about_tail_call when clearing *may_tailcall.
20696 (can_implement_as_sibling_call_p): Call
20697 maybe_complain_about_tail_call when returning false.
20698 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
20699 ensure try_tail_call is set. Call maybe_complain_about_tail_call
20700 if tail-call optimization fails.
20701 * cfgexpand.c (expand_call_stmt): Initialize
20702 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
20703 * gimple-pretty-print.c (dump_gimple_call): Dump
20704 gimple_call_must_tail_p.
20705 * gimple.c (gimple_build_call_from_tree): Call
20706 gimple_call_set_must_tail with the value of
20707 CALL_EXPR_MUST_TAIL_CALL.
20708 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
20709 (gimple_call_set_must_tail): New function.
20710 (gimple_call_must_tail_p): New function.
20711 * print-tree.c (print_node): Update printing of TREE_STATIC
20712 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
20713 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
20714 trailing comment listing applicable flags.
20715 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
20717 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20719 * calls.c (expand_call): Move "Rest of purposes for tail call
20720 optimizations to fail" to...
20721 (can_implement_as_sibling_call_p): ...this new function, and
20722 split into multiple "if" statements.
20724 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20726 * cfgloop.h (expected_loop_iterations_unbounded,
20727 expected_loop_iterations): Unconstify.
20728 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
20729 profile with known upper bound; return 3 when profile is absent.
20730 (expected_loop_iterations): Update.
20732 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20734 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
20735 and get_max_loop_iterations_int.
20737 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20739 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
20740 realistic upper bounds here.
20742 2016-05-20 Jakub Jelinek <jakub@redhat.com>
20745 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
20746 calls if the LHS is variable length or has addressable type.
20747 If targets[0]->decl is a noreturn call with void return type and
20748 zero arguments, adjust fntype and remove lhs in that case.
20750 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
20752 PR tree-optimization/71079
20753 PR tree-optimization/71206
20754 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
20756 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20758 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
20759 (get_vec_alignment_for_array_decl): Likewise.
20760 (get_vec_alignment_for_record_decl): Likewise.
20761 (increase_alignment::execute): Move code to find alignment to
20762 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
20763 (type_align_map): New hash_map.
20765 2016-05-20 Richard Guenther <rguenther@suse.de>
20767 PR tree-optimization/29756
20768 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
20769 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
20770 * fold-const.c (operand_equal_p): Likewise.
20771 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
20772 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
20773 * tree-inline.c (estimate_operator_cost): Likewise.
20774 * tree-pretty-print.c (dump_generic_node): Likewise.
20775 * tree-ssa-operands.c (get_expr_operands): Likewise.
20776 * cfgexpand.c (expand_debug_expr): Likewise.
20777 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
20778 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
20779 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
20780 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
20781 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
20782 (execute_update_addresses_taken): Do it.
20784 2016-05-20 Richard Biener <rguenther@suse.de>
20786 PR tree-optimization/71185
20787 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
20788 register operations.
20790 2016-05-20 Richard Biener <rguenther@suse.de>
20792 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
20793 gimple_seq_add_seq_without_update.
20794 (release_bb_predicate): Assert we have no operands to free.
20795 (if_convertible_loop_p_1): Calculate post dominators later.
20796 Do not free BB predicates here.
20797 (combine_blocks): Do not recompute BB predicates.
20798 (version_loop_for_if_conversion): Save BB predicates around
20801 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
20803 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
20804 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
20805 code. Ignore sibcalls on EDGE_IGNORE edges.
20806 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
20807 on edges for sibcalls that run without prologue. The rest of the
20808 function is combined from...
20809 (fix_fake_fallthrough_edge): ... this, and ...
20810 (try_shrink_wrapping): ... a part of this. Remove the bb_with
20811 function argument, make it a local variable.
20813 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
20815 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
20816 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
20817 for 32-bit mode and SEH for 64-bit.
20818 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
20819 TARGET_64BIT_DEFAULT.
20821 2016-05-19 Ryan Burn <contact@rnburn.com>
20823 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
20824 * gengtype.c (open_base_files): Add cilk.h to ifiles.
20826 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
20828 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
20829 force pending loads from memory.
20831 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
20833 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
20834 (UNSPEC_DARN_32): New unspec constant.
20835 (UNSPEC_DARN_RAW): New unspec constant.
20836 (darn_32): New instruction.
20837 (darn_raw): New instruction.
20838 (darn): New instruction.
20839 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
20840 support and documentation for this macro.
20841 (BU_P9_MISC_1): New macro definition.
20842 (BU_P9_64BIT_MISC_0): New macro definition.
20843 (BU_P9_MISC_0): New macro definition.
20844 (darn_32): New builtin definition.
20845 (darn_raw): New builtin definition.
20846 (darn): New builtin definition.
20847 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
20848 RS6000_BUILTIN_0 directives to surround each occurrence of
20849 #include "rs6000-builtin.def".
20850 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
20851 RS6000_BTM_64BIT flags to the returned mask, depending on
20853 (def_builtin): Correct an error in the assignments made to the
20854 debugging variable attr_string.
20855 (rs6000_expand_builtin): Add support for no-operand built-in
20857 (builtin_function_type): Remove fatal_error assertion that is no
20859 (rs6000_common_init_builtins): Add support for no-operand built-in
20861 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
20863 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
20865 (RS6000_BTM_64BIT): New macro definition.
20866 * doc/extend.texi: Document __builtin_darn (void),
20867 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
20870 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
20872 * tree-vect-loop.c (vect_analyze_loop_2): Use also
20873 max_loop_iterations_int.
20875 2016-05-19 Marek Polacek <polacek@redhat.com>
20877 PR tree-optimization/71031
20878 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
20879 condition and adjust the code a bit.
20881 2016-05-19 Martin Liska <mliska@suse.cz>
20883 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
20884 auto_vec instead of vec.
20886 2016-05-19 Martin Liska <mliska@suse.cz>
20888 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
20890 2016-05-19 Martin Liska <mliska@suse.cz>
20892 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
20894 2016-05-19 Martin Liska <mliska@suse.cz>
20896 * ipa-pure-const.c (set_function_state): Remove an existing
20898 (remove_node_data): Do not free it as it's released
20899 in set_function_state.
20901 2016-05-19 Martin Liska <mliska@suse.cz>
20903 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
20906 2016-05-19 Martin Liska <mliska@suse.cz>
20908 * omp-simd-clone.c (simd_clone_adjust): Release vector.
20910 2016-05-19 Martin Liska <mliska@suse.cz>
20912 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
20913 an auto_vec instead of re-creating it.
20915 2016-05-19 Martin Liska <mliska@suse.cz>
20917 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
20918 auto_vec instead of vec.
20920 2016-05-19 Martin Liska <mliska@suse.cz>
20922 * lto-section-in.c (lto_get_section_data): Call
20923 lto_check_version with additional argument.
20924 * lto-streamer.c (lto_check_version): Add new argument.
20925 * lto-streamer.h (lto_check_version): Likewise.
20927 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20929 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
20930 Don't add cost of inner memory when handling sign-extended loads.
20932 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
20934 PR rtl-optimization/71148
20935 * cse.c (cse_main): Free dominance info.
20936 (rest_of_handle_cse): Don't free dominance info.
20937 (rest_of_handle_cse2): Likewise.
20938 (rest_of_handle_cse_after_global_opts): Likewise.
20940 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20943 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
20944 NULL_TREE early if NEON is not available. Remove now redundant check
20945 in ARM_CHECK_BUILTIN_MODE.
20947 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
20950 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
20951 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
20952 * doc/cpp.texi: Document new macros.
20954 2016-05-19 Bin Cheng <bin.cheng@arm.com>
20956 PR tree-optimization/69848
20957 * tree-vect-loop.c (vectorizable_reduction): Don't factor
20958 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
20960 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
20962 * function.c (thread_prologue_and_epilogue_insn): Move the
20963 "goto epilogue_done" one block later.
20965 2016-05-19 Richard Biener <rguenther@suse.de>
20967 PR tree-optimization/70729
20968 * passes.def: Move LIM pass before PRE. Remove no longer
20969 required copyprop and move first DCE out of the loop pipeline.
20971 2016-05-18 David Malcolm <dmalcolm@redhat.com>
20974 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
20975 (OBJS-libcommon-target): ...here.
20976 * opts-common.c: Include spellcheck.h.
20977 (cmdline_handle_error): Build a vec of valid options and use it
20978 to suggest provide hints for misspelled arguments.
20980 2016-05-18 Jakub Jelinek <jakub@redhat.com>
20983 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
20984 lhs if it has TREE_ADDRESSABLE type.
20986 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
20989 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
20990 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
20992 2016-05-18 Martin Jambor <mjambor@suse.cz>
20995 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
20996 input for NOP_EXPR pass-through functions.
20997 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
20998 aggregate global constant VAR_DECLs in constant jump functions.
21000 2016-05-18 Martin Jambor <mjambor@suse.cz>
21003 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
21004 from TREE_READONLY parameters.
21006 2016-05-18 Martin Jambor <mjambor@suse.cz>
21009 * cgraph.h (cgraph_indirect_call_info): New field
21010 guaranteed_unmodified.
21011 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
21012 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
21014 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
21015 pass the parameter value to ipa_find_agg_cst_for_param.
21016 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
21017 guaranteed_unmodified, store AA results there instead of bailing out
21019 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
21020 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
21021 (find_constructor_constant_at_offset): New function.
21022 (ipa_find_agg_cst_from_init): Likewise.
21023 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
21024 static initializers of contants, report back through a new paameter
21025 from_global_constant if that was the case.
21026 (try_make_edge_direct_simple_call): Also pass parameter value to
21027 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
21029 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
21030 (ipa_read_indirect_edge_info): Likewise.
21031 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
21032 (ipa_load_from_parm_agg): Likewise.
21034 2016-05-18 Jiong Wang <jiong.wang@arm.com>
21036 PR rtl-optimization/71150
21037 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
21040 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
21043 * config/rs6000/constraints.md (wE constraint): New constraint
21044 for a vector constant that can be loaded with XXSPLTIB.
21045 (wM constraint): New constraint for a vector constant of a 1's.
21046 (wS constraint): New constraint for a vector constant that can be
21047 loaded with XXSPLTIB and a vector sign extend instruction.
21048 * config/rs6000/predicates.md (xxspltib_constant_split): New
21049 predicates for wE/wS constraints.
21050 (xxspltib_constant_nosplit): Likewise.
21051 (easy_vector_constant): Add support for constants that can be
21052 loaded via XXSPLTIB.
21053 (all_ones_constant): New predicate for vector constant with all
21055 (splat_input_operand): Add support for ISA 3.0 word splat operations.
21056 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
21057 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
21058 instruction and possibly with a sign extension.
21059 (output_vec_const_move): Add support for XXSPLTIB. If we are
21060 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
21061 instead of XXLXOR/XXLORC.
21062 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
21064 (rs6000_legitimize_reload_address): Likewise.
21065 (rs6000_output_move_128bit): Use output_vec_const_move to emit
21067 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
21068 combine VSX_M and VSX_M2 into one iterator.
21069 (VSX_M2): Likewise.
21070 (VSINT_84): New iterators for loading constants with XXSPLTIB.
21071 (VSINT_842): Likewise.
21072 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
21073 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
21074 XXSPLTIB instruction.
21075 (xxspltib_<mode>_nosplit): Likewise.
21076 (xxspltib_<mode>_split): New insn to load up constants with
21077 XXSPLTIB and a sign extend instruction.
21078 (vsx_mov<mode>): Replace single move that handled all vector types
21079 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
21080 moves (when -mvsx-timode is in effect) into the main vector
21081 moves. Eliminate separate moves for <VSr> <VSa>, where the
21082 preferred register class (<VSr>) is listed first, and the
21083 secondary register class (<VSa>) is listed second with a '?' to
21084 discourage use. Prefer loading 0/-1 in any VSX register for ISA
21085 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
21086 that if the register was involved in a slow operation, the
21087 clear/set operation does not wait for the slow operation to
21088 finish. Adjust the length attributes for 32-bit mode. Use
21089 rs6000_output_move_128bit and drop the use of the string
21090 instructions for 32-bit movti when -mvsx-timode is in effect. Use
21091 spacing so that the alternatives and attributes don't generate
21092 long lines, and put things in columns, so that it is easier to
21093 match up the operands and attributes with the insn alternatives.
21094 (vsx_mov<mode>_64bit): Likewise.
21095 (vsx_mov<mode>_32bit): Likewise.
21096 (vsx_movti_64bit): Fold movti into normal vector moves.
21097 (vsx_movti_32bit): Likewise.
21098 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
21099 splat instructions.
21100 (vsx_splat_v4si_internal): Likewise.
21101 (vsx_splat_v4sf_internal): Likewise.
21102 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
21103 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
21104 extend vector elements.
21105 (vsx_sign_extend_hi_<mode>): Likewise.
21106 (vsx_sign_extend_si_v2di): Likewise.
21107 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
21109 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
21110 constraints. Add trailing period to wL documentation.
21112 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
21114 PR middle-end/71020
21115 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
21116 * tree-dfa.c (replace_abnormal_ssa_names): New function.
21117 * tree-call-cdce.c: Include tree-dfa.h.
21118 (can_guard_call_p): New function, extracted from...
21119 (can_use_internal_fn): ...here.
21120 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
21122 (shrink_wrap_one_built_in_call): Likewise.
21123 (use_internal_fn): Likewise.
21124 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
21125 and return void. Call replace_abnormal_ssa_names.
21126 (pass_call_cdce::execute): Check can_guard_call_p during the
21127 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
21128 will always change something.
21130 2016-05-18 Martin Jambor <mjambor@suse.cz>
21133 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
21134 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
21136 2016-05-18 Martin Jambor <mjambor@suse.cz>
21139 * ipa-inline.h (condition): New field size.
21140 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
21141 for comaprison and store it into the new condition.
21142 (evaluate_conditions_for_known_args): Use condition size to check
21143 access sizes for all but CHANGED conditions.
21144 (unmodified_parm_1): New parameter size_p, store access size into it.
21145 (unmodified_parm): Likewise.
21146 (unmodified_parm_or_parm_agg_item): Likewise.
21147 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
21148 (set_cond_stmt_execution_predicate): Extract access sizes and store
21149 them to conditions.
21150 (set_switch_stmt_execution_predicate): Likewise.
21151 (will_be_nonconstant_expr_predicate): Likewise.
21152 (will_be_nonconstant_predicate): Likewise.
21153 (inline_read_section): Stream condition size.
21154 (inline_write_summary): Likewise.
21156 2016-05-18 Richard Biener <rguenther@suse.de>
21158 * tree-ssa-loop-im.c (determine_max_movement): Properly add
21159 condition cost to PHI cost instead of total_cost.
21161 2016-05-18 Martin Liska <mliska@suse.cz>
21164 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
21167 2016-05-18 Richard Biener <rguenther@suse.de>
21169 * lto-streamer.h (LTO_major_version): Bump to 6.
21171 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21173 * function.c (make_split_prologue_seq, make_prologue_seq,
21174 make_epilogue_seq): New functions, factored out from...
21175 (thread_prologue_and_epilogue_insns): Here.
21177 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21179 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
21180 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
21181 of before. Add a comment.
21183 2016-05-18 Bin Cheng <bin.cheng@arm.com>
21185 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
21186 expression pointer, not pointer to the pointer.
21188 2016-05-18 Jakub Jelinek <jakub@redhat.com>
21190 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
21191 (avx2_pbroadcast<mode>): Add another alternative with v instead
21192 of x constraints in it, using <pbroadcast_evex_isa> isa.
21193 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
21195 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
21196 constraint x instead of v in second alternative, add avx512bw
21199 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
21200 constraint x instead of v in second alternative, add avx512bw
21203 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
21204 constraint x instead of v in second alternative, add avx512bw
21207 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
21208 avx512bw alternative.
21210 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
21212 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
21213 array to 128 chars.
21214 (define_insn "*andnottf3"): Ditto.
21215 (define_insn "*<code><mode>3"/any_logic): Ditto.
21216 (define_insn "*<code>tf3"/any_logic): Ditto.
21217 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
21218 operand to block AVX-512VL insn variant emit when it is not enabled.
21220 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
21222 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
21223 constraint fot SF mode.
21225 2016-05-18 Petr Murzin <petr.murzin@intel.com>
21226 Kirill Yukhin <kirill.yukhin@intel.com>
21228 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
21230 (define_insn "rsqrt14<mode>"): Ditto.
21231 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
21232 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
21233 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
21234 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
21235 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
21237 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
21238 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
21239 * config/i386/i386.c (ix86_print_operand): Expand check for size
21240 override codes for Intel syntax.
21242 2016-05-18 Richard Biener <rguenther@suse.de>
21244 PR tree-optimization/71168
21245 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
21246 initialization earlier.
21248 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
21250 * config/aarch64/aarch64-simd.md
21251 (aarch64_reduc_plus_internal<mode>): Rename to...
21252 (reduc_plus_scal): ...This, and remove previous implementation.
21254 2016-05-18 Richard Biener <rguenther@suse.de>
21256 * passes.def: Put late dse and cd_dce in canonical order.
21258 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
21260 * ipa-inline-transform.c (preserve_function_body_p): Look for
21261 first non-thunk clone.
21262 (save_function_body): Save into first non-thunk.
21263 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
21265 (lto_output_node): Inline thunks don't need body in every
21267 * lto-streamer-in.c: Do not fixup thunk clones.
21268 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
21270 * tree-inline.c (copy_bb): Be prepared for target node to be new after
21273 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
21275 PR middle-end/63586
21276 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
21277 (reassociate_bb): Call transform_add_to_multiply.
21279 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
21281 * config/aarch64/aarch64.c (all_extensions): Removed unused
21284 2016-05-17 Nathan Sidwell <nathan@acm.org>
21286 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
21287 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
21289 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
21291 PR tree-optimization/54579
21292 PR middle-end/55299
21293 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
21295 2016-05-17 Marek Polacek <polacek@redhat.com>
21298 * tree-inline.c (expand_call_inline): Call
21299 maybe_remove_unused_call_args.
21301 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
21303 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
21304 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
21305 * doc/md.texi (fmin@var{m}3): Likewise.
21307 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21309 * match.pd (X & C): New transformation.
21311 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21313 * match.pd (~X & Y): New transformation.
21315 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21317 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
21318 information for new SSA_NAME.
21319 (simplify_conversion_using_ranges): Get range through get_range_info
21320 instead of get_value_range.
21322 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21324 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
21325 Remove inline assembly.
21326 (vmvn_s16): Likewise.
21327 (vmvn_s32): Likewise.
21328 (vmvn_u8): Likewise.
21329 (vmvn_u16): Likewise.
21330 (vmvn_u32): Likewise.
21331 (vmvnq_s8): Likewise.
21332 (vmvnq_s16): Likewise.
21333 (vmvnq_s32): Likewise.
21334 (vmvnq_u8): Likewise.
21335 (vmvnq_u16): Likewise.
21336 (vmvnq_u32): Likewise.
21337 (vmvn_p8): Likewise.
21338 (vmvnq_p16): Likewise.
21340 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21342 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
21344 (vmul_n_s16): Likewise.
21345 (vmul_n_s32): Likewise.
21346 (vmul_n_u16): Likewise.
21347 (vmul_n_u32): Likewise.
21348 (vmulq_n_f32): Likewise.
21349 (vmulq_n_f64): Likewise.
21350 (vmulq_n_s16): Likewise.
21351 (vmulq_n_s32): Likewise.
21352 (vmulq_n_u16): Likewise.
21353 (vmulq_n_u32): Likewise.
21355 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21357 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
21358 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
21360 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21362 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
21363 to *aarch64_fma4_elt_from_dup<mode>.
21364 (*aarch64_fnma4_elt_to_128df): Rename to
21365 *aarch64_fnma4_elt_from_dup<mode>.
21366 * config/aarch64/arm_neon.h (vfma_n_f64): New.
21367 (vfms_n_f32): Likewise.
21368 (vfms_n_f64): Likewise.
21369 (vfmsq_n_f32): Likewise.
21370 (vfmsq_n_f64): Likewise.
21372 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
21374 * wide-int.h: Change fixed_wide_int_storage from class to struct.
21376 2016-05-17 Richard Biener <rguenther@suse.de>
21378 PR tree-optimization/71132
21379 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
21380 Only add control dependences for blocks in the loop.
21381 (build_rdg): Adjust.
21382 (generate_code_for_partition): Return whether loop should
21383 be destroyed and delay that.
21384 (distribute_loop): Likewise.
21385 (pass_loop_distribution::execute): Record loops to be destroyed
21386 and perform delayed destroying of loops.
21388 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21391 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
21393 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21395 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
21397 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
21400 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
21401 insertion point for instructions generated by validize_mem.
21403 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21405 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
21408 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21410 * config/aarch64/aarch64.c
21411 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
21412 rather than a macro.
21414 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21416 * doc/invoke.texi (AArch64 Options): Various updates.
21418 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21420 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
21421 into instrumentation thunks.
21422 * cif-code.def (CIF_CHKP): New.
21424 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
21426 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
21428 2016-05-16 Martin Jambor <mjambor@suse.cz>
21430 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
21431 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
21433 2016-05-16 Marek Polacek <polacek@redhat.com>
21435 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
21438 2016-05-16 Martin Jambor <mjambor@suse.cz>
21441 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
21442 the outlined kernel function.
21444 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
21446 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
21447 (ISA_HAS_DLSA): Ditto.
21449 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
21451 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
21453 2016-05-16 Nathan Sidwell <nathan@acm.org>
21455 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
21456 (nvptx_name_replacement): Restore. Add comment.
21457 (write_fn_proto, write_fn_proto_from_insn,
21458 nvptx_output_call_insn): Restore
21459 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
21461 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21463 * config/aarch64/aarch64.md
21464 (add<mode>3_compareC_cconly_imm): Remove use of %w.
21465 (add<mode>3_compareC_imm): Likewise.
21466 (<optab>si3_uxtw): Split into register and immediate variants.
21467 (andsi3_compare0_uxtw): Likewise.
21468 (and<mode>3_compare0): Likewise.
21469 (and<mode>3nr_compare0): Likewise.
21470 (stack_protect_test_<mode>): Don't use %x for memory operands.
21472 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
21474 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
21476 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21478 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
21479 Split integer shifts into shift_reg and bfm.
21480 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
21481 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
21482 (ror<mode>3_insn): Likewise.
21483 (<optab>si3_insn_uxtw): Likewise.
21484 (<optab><mode>3_insn): Change to rotate_imm.
21485 (extr<mode>5_insn_alt): Likewise.
21486 (extrsi5_insn_uxtw): Likewise.
21487 (extrsi5_insn_uxtw_alt): Likewise.
21489 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21491 * doc/tm.texi: Regenerate.
21492 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
21493 (TARGET_INVALID_RETURN_TYPE): Remove.
21494 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
21495 TARGET_INVALID_RETURN_TYPE.
21496 * target.def (invalid_parameter_type): Remove.
21497 (invalid_return_type): Remove.
21499 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21501 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
21502 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
21504 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
21506 (preserve_function_body_p): No need to preserve function body
21507 * cif-codes.def (CIF_THUNK): Remove.
21508 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
21510 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21512 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
21514 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21516 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
21519 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21521 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
21522 (inline_small_functions): Do not look for function symbol when
21525 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21527 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
21530 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21531 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21532 Jiong Wang <jiong.wang@arm.com>
21534 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
21535 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
21536 Define __ARM_FP16_ARGS when appropriate.
21537 * config/arm/arm.c (arm_invalid_parameter_type): Remove
21539 (arm_invalid_return_type): Likewise.
21540 (TARGET_INVALID_PARAMETER_TYPE): Remove.
21541 (TARGET_INVALID_RETURN_TYPE): Remove.
21542 (aapcs_vfp_sub_candidate): Allow HFmode.
21543 (aapcs_vfp_allocate): Add comment. Support HFmode.
21544 (aapcs_vfp_allocate_return_reg): Likewise.
21545 (struct aapcs_cp_arg_layout): Slightly reword comments for
21546 is_return_candidate and allocate_return_reg.
21547 (output_mov_vfp): Update assert.
21548 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
21550 (arm_invalid_parameter_type): Remove.
21551 (amr_invalid_return_type): Remove.
21552 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
21553 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
21554 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
21556 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21558 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
21559 * config/aarch64/arch64-protos.h
21560 (aarch64_legitimize_reload_address): Remove.
21561 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
21564 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
21566 * configure.ac: Add ACX_NONCANONICAL_HOST.
21567 * configure: Regenerate.
21568 * Makefile.in: Set host_noncanonical.
21570 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
21573 * config/i386/i386.md (*movtf_internal): Before register allocation,
21574 do not allow FP constants for CM_MEDIUM memory model, allow only
21575 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
21576 (*movxf_internal): Ditto.
21577 (*movdf_internal): Ditto.
21578 (*movsf_internal): Ditto.
21580 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
21582 PR rtl-optimization/67483
21583 * combine.c (make_compound_operation): Don't call extract_left_shift
21584 with negative shift amounts.
21586 2016-05-13 Jakub Jelinek <jakub@redhat.com>
21589 * fold-const.c (fold_checksum_tree): Allow modification
21590 of TYPE_ALIAS_SET during folding.
21592 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
21593 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
21594 (ix86_split_to_parts): Likewise. Fix up formatting.
21596 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
21598 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
21599 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
21602 2016-05-13 Nathan Sidwell <nathan@acm.org>
21604 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
21605 (nvptx_name_replacement): Delete.
21606 (write_fn_proto, write_fn_proto_from_insn,
21607 nvptx_output_call_insn): Remove nvptx_name_replacement call.
21608 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
21609 * langhooks.c (add_builtin_funcction_common): Call
21610 targetm.mangle_decl_assembler_name.
21612 * config/nvptx/nvptx.c (write_fn_proto): Handle
21613 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
21615 2016-05-13 Martin Liska <mliska@suse.cz>
21617 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
21618 and PRIu64 in printf format.
21620 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21622 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
21625 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21627 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
21628 Change --param max-completely-peeled-times to
21629 --param max-completely-peel-times in dump file printing.
21631 2016-05-13 Richard Biener <rguenther@suse.de>
21633 PR tree-optimization/42587
21634 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
21635 (find_bswap_or_nop_1): Likewise.
21636 (bswap_replace): Likewise.
21638 2016-05-13 Martin Liska <mliska@suse.cz>
21640 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
21641 Initialize a variable with default value.
21643 2016-05-13 Martin Liska <mliska@suse.cz>
21645 * doc/invoke.texi: Enhance explanation of error recovery
21648 2016-05-13 Martin Liska <mliska@suse.cz>
21650 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
21651 (struct cost_pair): Change inv_expr_id (int) to inv_expr
21652 (iv_inv_expr_ent *).
21653 (struct iv_inv_expr_ent): Comment struct fields.
21654 (sort_iv_inv_expr_ent): New function.
21655 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
21656 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
21657 a hash_map between iv_inv_expr_ent and number of usages.
21658 (niter_for_exit): Fix coding style.
21659 (tree_ssa_iv_optimize_init): Use renamed variable.
21660 (determine_base_object): Fix coding style.
21661 (alloc_iv): Likewise.
21662 (find_interesting_uses_outside): Likewise.
21663 (add_candidate_1): Likewise.
21664 (add_standard_iv_candidates): Likewise.
21665 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
21666 (prepare_decl_rtl): Fix coding style.
21667 (get_address_cost): Likewise.
21668 (get_shiftadd_cost): Likewise.
21669 (force_expr_to_var_cost): Likewise.
21670 (compare_aff_trees): Likewise.
21671 (get_expr_id): Restructure the function.
21672 (get_loop_invariant_expr_id): Renamed to
21673 get_loop_invariant_expr.
21674 (get_computation_cost_at): Replace usage of inv_expr_id with
21676 (get_computation_cost): Likewise.
21677 (determine_group_iv_cost_generic): Likewise.
21678 (determine_group_iv_cost_address): Likewise.
21679 (iv_period): Fix coding style.
21680 (iv_elimination_compare_lt): Likewise.
21681 (may_eliminate_iv): Likewise.
21682 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
21684 (determine_group_iv_costs): Dump invariant expressions.
21685 (iv_ca_recount_cost): Use the newly added hash_map.
21686 (iv_ca_set_remove_invariants): Fix coding style.
21687 (iv_ca_set_add_invariants): Fix coding style.
21688 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
21690 (iv_ca_set_cp): Likewise.
21691 (iv_ca_new): Initialize the newly added hash_map and remove
21692 initialization of fields.
21693 (iv_ca_free): Delete the hash_map.
21694 (iv_ca_dump): Dump invariant expressions.
21695 (iv_ca_extend): Fix coding style.
21696 (try_add_cand_for): Likewise.
21697 (create_new_ivs): Dump information about # of avg iterations and
21698 # of used invariant expressions.
21699 (rewrite_use_compare): Fix coding style.
21700 (free_loop_data): Set default value for max_inv_expr_id.
21702 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
21704 * cse.c (rest_of_handle_cse): Use cleanup_cfg
21705 returned value cse_cfg_altered computation.
21706 (rest_of_handle_cse2): Likewise.
21707 (rest_of_handle_cse_after_global_opts): Likewise.
21709 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21712 * config/arm/arm.c (arm32_output_mi_thunk): New.
21713 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
21714 to split Thumb1 vs TARGET_32BIT functionality.
21715 (arm_thumb1_mi_thunk): New.
21717 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21719 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
21722 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21725 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
21727 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
21729 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
21730 (expand_builtin_trap): Emit a regular call.
21731 (set_builtin_user_assembler_name): Remove obsolete cases.
21732 * dse.c (scan_insn): Adjust.
21733 * except.c: Include calls.h.
21734 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
21735 emit a regular call to setjmp.
21736 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
21737 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
21738 (emit_block_move_via_libcall): Delete.
21739 (block_move_fn): Delete.
21740 (init_block_move_fn): Likewise.
21741 (emit_block_move_libcall_fn): Likewise.
21742 (emit_block_op_via_libcall): New function.
21743 (set_storage_via_libcall): Tidy up and use memset builtin.
21744 (block_clear_fn): Delete.
21745 (init_block_clear_fn): Likewise.
21746 (clear_storage_libcall_fn): Likewise.
21747 (expand_assignment): Call emit_block_move_via_libcall.
21748 Do not include gt-expr.h.
21749 * expr.h (emit_block_op_via_libcall): Declare.
21750 (emit_block_copy_via_libcall): New inline function.
21751 (emit_block_move_via_libcall): Likewise.
21752 (emit_block_comp_via_libcall): Likewise.
21753 (block_clear_fn): Delete.
21754 (init_block_move_fn): Likewise.
21755 (init_block_clear_fn): Likewise.
21756 (emit_block_move_via_libcall): Likewise.
21757 (set_storage_via_libcall): Add default parameter value.
21758 * libfuncs.h (enum libfunc_index): Remove obsolete values.
21759 (abort_libfunc): Delete.
21760 (memcpy_libfunc): Likewise.
21761 (memmove_libfunc): Likewise.
21762 (memcmp_libfunc): Likewise.
21763 (memset_libfunc): Likewise.
21764 (setbits_libfunc): Likewise.
21765 (setjmp_libfunc): Likewise.
21766 (longjmp_libfunc): Likewise.
21767 (profile_function_entry_libfunc): Likewise.
21768 (profile_function_exit_libfunc): Likewise.
21769 (gcov_flush_libfunc): Likewise.
21770 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
21771 and DECL_VISIBILITY on the declaration.
21772 (init_optabs): Do not initialize obsolete libfuncs.
21773 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
21774 * tree-core.h (ECF_RET1): Define.
21775 (ECF_TM_PURE): Adjust.
21776 (ECF_TM_BUILTIN): Likewise.
21777 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
21778 (build_common_builtin_nodes): Initialize abort builtin.
21779 Add ECF_RET1 on memcpy, memmove and memset builtins.
21780 Pass final flags for alloca and alloca_with_align builtins.
21781 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
21783 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
21784 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
21785 set_storage_via_libcall and call emit_block_copy_via_libcall.
21787 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
21789 * config/i386/i386.md (*call_got_x32): Change operand 0 to
21790 DImode before it is passed to ix86_output_call_operand.
21791 (*call_value_got_x32): Ditto for operand 1.
21793 2016-05-12 Jiong Wang <jiong.wang@arm.com>
21795 PR rtl-optimization/70904
21796 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
21797 reload for wide mode.
21799 2016-05-12 Marek Polacek <polacek@redhat.com>
21802 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
21803 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
21804 * langhooks.h (incomplete_type_error): Likewise.
21805 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
21806 parameter, pass it down to incomplete_type_error.
21807 * tree.h (size_in_bytes): New inline overload.
21808 (size_in_bytes_loc): Renamed from size_in_bytes.
21810 2016-05-12 Richard Biener <rguenther@suse.de>
21812 PR tree-optimization/71059
21813 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
21814 nary before looking up or entering the expression into the VN
21816 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
21817 Make sure to re-use NARYs without result as inserted by
21820 2016-05-12 Richard Biener <rguenther@suse.de>
21822 PR tree-optimization/71062
21823 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
21825 * tree-ssa-structalias.c (set_uids_in_ptset): Set
21826 vars_contains_restrict if the var is a restrict tag.
21827 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
21828 do not disambiguate pointers against it.
21829 (dump_points_to_solution): Re-structure and adjust for new
21830 vars_contains_restrict flag.
21831 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
21833 2016-05-12 Martin Liska <mliska@suse.cz>
21835 * doc/invoke.texi: Explain connection between
21836 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
21838 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
21840 PR tree-optimization/71006
21841 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
21842 consider COND_EXPR as a mask producer.
21844 2016-05-12 Marek Polacek <polacek@redhat.com>
21847 * opts.c (common_handle_option): Detect missing argument for --help^.
21849 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21852 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
21853 when popping the PC and within an interrupt handler routine.
21854 Add missing tab to output of "ldmfd".
21855 (output_return_instruction): Output LDMFD with SP update rather
21856 than POP when returning from interrupt handler.
21858 2016-05-12 Jakub Jelinek <jakub@redhat.com>
21860 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
21861 TARGET_64BIT && TARGET_AVX512DQ.
21862 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
21863 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
21864 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
21865 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
21866 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
21867 (*vec_extractv4si_zext): Add avx512dq alternative.
21868 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
21869 use v instead of x constraint in other alternatives where possible.
21871 * config/i386/sse.md (sse2_loadld): Use v instead of x
21872 constraint in alternatives 0,1,4.
21874 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
21875 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
21876 v constraints instead of x and <pinsr_evex_isa> isa attribute.
21879 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
21880 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
21881 is not emitted unless TARGET_AVX512BW.
21882 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
21883 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
21884 for the result operand.
21886 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
21887 constraint instead of x in avx alternatives. Use maybe_evex instead
21890 * config/i386/constraints.md (Yv): New constraint.
21891 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
21892 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
21893 * config/i386/i386.md (avx512fvecmode): New mode attr.
21894 (*pushtf): Use v constraint instead of x.
21895 (*movtf_internal): Likewise. For TARGET_AVX512VL and
21896 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
21897 (*absneg<mode>2): Use Yv constraint instead of x constraint.
21898 (*absnegtf2_sse): Likewise.
21899 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
21900 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
21901 avx512f alternatives.
21902 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
21904 2016-05-12 Richard Biener <rguenther@suse.de>
21906 PR tree-optimization/71060
21907 * tree-data-ref.c (initialize_data_dependence_relation): Do not
21908 require exact match of DR_BASE_OBJECT but only matching address and
21911 2016-05-12 Richard Biener <rguenther@suse.de>
21913 PR tree-optimization/70986
21914 * cfganal.c: Include cfgloop.h.
21915 (dfs_find_deadend): Prefer to take edges exiting loops.
21917 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21919 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
21920 compile and run time.
21922 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
21925 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
21927 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
21929 * config/i386/i386.c (legitimize_pic_address): Use
21930 copy_to_suggested_reg instead of gen_movsi.
21932 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
21934 * config/rs6000/predicates.md (quad_memory_operand): Move most of
21935 the code into quad_address_p and call it to share code with
21936 vsx_quad_dform_memory_operand.
21937 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
21939 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
21940 bit instead of being a separate word. Split -mpower9-dform into
21941 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
21942 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
21943 for the register class supporting 128-bit quad word memory offsets.
21944 (mode_supports_vsx_dform_quad): Helper function to return if the
21945 register class uses quad word memory offsets.
21946 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
21947 (rs6000_debug_reg_global): Always print if we are using LRA or not.
21948 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
21949 instructions are enabled, set up the appropriate addr_masks for
21951 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
21952 -mpower9-dform-scalar, instead of -mpower9-dform.
21953 (rs6000_option_override_internal): Split -mpower9-dform into two
21954 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
21955 -mpower9-dform switch sets or clears both. If we are not using
21956 the LRA register allocator, do not enable -mpower9-dform-vector by
21957 default. If we are using LRA, enable -mpower9-dform-vector and
21958 -mvsx-timode if it is appropriate. Issue a warning if either
21959 -mpower9-dform-vector or -mvsx-timode are explicitly used without
21961 (quad_address_offset_p): New helper function to return if the
21962 offset is legal for quad word memory instructions.
21963 (quad_address_p): New function to determin if GPR or vector
21964 register quad word memory addresses are legal.
21965 (mem_operand_gpr): Validate quad word address offsets.
21966 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
21967 d-form (register + offset) instructions.
21968 (offsettable_ok_by_alignment): Likewise.
21969 (rs6000_legitimate_offset_address_p): Likewise.
21970 (legitimate_lo_sum_address_p): Likewise.
21971 (rs6000_legitimize_address): Likewise.
21972 (rs6000_legitimize_reload_address): Add more debug statements for
21974 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
21975 d-form instructions.
21976 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
21977 d-form instructions. Distinguish different cases in debug
21978 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
21979 d-form instructions.
21980 (rs6000_preferred_reload_class): Likewise.
21981 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
21982 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
21983 of the ISA 2.06 indexed memory instructions.
21984 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
21985 use them to save/restore the saved vector registers instead of
21986 using Altivec instructions.
21987 (rs6000_emit_epilogue): Likewise.
21988 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
21989 (rs6000_opt_masks): Split -mpower9-dform into
21990 -mpower9-dform-scalar and -mpower9-dform-vector.
21991 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
21993 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
21994 ISA 3.0 vector indexed memory instructions, and fold the code into
21995 the normal mov<mode> patterns.
21996 (p9_vecstore_<mode>): Likewise.
21997 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
21999 (vsx_movti_64bit): Likewise.
22000 (vsx_movti_32bit): Likewise.
22001 * config/rs6000/constraints.md (wO constraint): New constraint for
22002 ISA 3.0 vector d-form support.
22003 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
22004 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
22005 include -mpower9-dform-vector until we switch over to LRA.
22006 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
22007 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
22008 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
22009 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
22010 for -mpower9-dform and -mlra.
22011 * doc/md.texi (wO constraint): Document wO constraint.
22013 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
22015 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
22016 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
22017 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
22018 Move handling of non-insn arguments inline into the sole user:
22019 (output_trans_func): ...here.
22020 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
22021 in emitted function prototype.
22022 (output_internal_insn_latency_func): Ditto. Simplify.
22023 (output_internal_maximal_insn_latency_func): Ditto. Delete
22024 always-unused argument.
22025 (output_insn_latency_func): Ditto.
22026 (output_maximal_insn_latency_func): Ditto.
22028 2016-05-11 Richard Biener <rguenther@suse.de>
22030 PR tree-optimization/71055
22031 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
22032 sth with precision not equal to access size verify we don't chop
22035 2016-05-11 Richard Biener <rguenther@suse.de>
22038 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
22039 (dwarf2out_finish): Move retry_incomplete_types call ...
22040 (dwarf2out_early_finish): ... here.
22042 2016-05-11 Richard Biener <rguenther@suse.de>
22044 PR middle-end/71002
22045 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
22046 if the langhook insists on it.
22047 * fold-const.c (make_bit_field_ref): Add arg for the original
22048 reference and preserve its alias-set.
22049 (decode_field_reference): Take exp by reference and adjust it
22050 to the original memory reference.
22051 (optimize_bit_field_compare): Adjust callers.
22052 (fold_truth_andor_1): Likewise.
22053 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
22055 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
22057 PR middle-end/70807
22058 * cfgrtl.h (delete_insn_and_edges): Now return bool.
22059 * cfgrtl.c (delete_insn_and_edges): Likewise.
22060 * config/i386/i386.c (convert_scalars_to_vector): Remove
22062 * cse.c (cse_insn): Compute cse_cfg_altered.
22063 (delete_trivially_dead_insns): Likewise.
22064 (cse_cc_succs): Likewise.
22065 (rest_of_handle_cse): Free dominance info if required.
22066 (rest_of_handle_cse2): Likewise.
22067 (rest_of_handle_cse_after_global_opts): Likewise.
22069 2016-05-11 Alan Modra <amodra@gmail.com>
22071 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
22072 abi_v4_pass_in_fpr): New functions.
22073 (rs6000_function_arg_boundary): Exclude complex IBM long double
22074 from 64-bit alignment when ABI_V4.
22075 (rs6000_function_arg, rs6000_function_arg_advance_1,
22076 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
22078 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
22080 PR rtl-optimization/71028
22081 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
22082 jump with just a return in the fallthrough block if the branch
22083 block contains just a return as well.
22085 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
22087 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
22088 * match.pd ((X & Y) ^ Y): ... this.
22089 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
22090 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
22092 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22094 * read-md.c (require_char_ws): New function.
22095 (read_string): Simplify using require_char_ws.
22096 (handle_constants): Likewise.
22097 (handle_enum): Likewise.
22098 (handle_file): Likewise.
22099 * read-md.h (require_char_ws): New declaration.
22100 * read-rtl.c (read_conditions): Simplify using require_char_ws.
22101 (read_mapping): Likewise.
22102 (read_rtx_code): Likewise.
22103 (read_nested_rtx): Likewise.
22105 2016-05-10 James Norris <jnorris@codesourcery.com>
22107 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
22108 if offloading is enabled and -fopenacc or -fopenmp is specified.
22109 (CRTOFFLOADEND): Likewise.
22110 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
22111 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
22113 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
22115 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
22116 gotoff_operand code paths. Use copy_to_suggested_regs and
22117 expand_simple_binop where appropriate. Cleanup.
22119 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22122 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
22124 (dimode_scalar_chain::vector_const_cost): New.
22125 (dimode_scalar_chain::compute_convert_gain): Handle constants.
22126 (dimode_scalar_chain::convert_op): Likewise.
22127 (dimode_scalar_chain::convert_insn): Likewise.
22129 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22131 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
22132 unary operation, not a binary one.
22134 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22136 PR middle-end/70877
22137 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
22138 calls with type casted fndecl.
22140 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22142 PR tree-optimization/70786
22143 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
22144 * calls.c (initialize_argument_information): Bind bounds
22145 with corresponding args passed by reference.
22147 2016-05-10 Jakub Jelinek <jakub@redhat.com>
22150 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
22151 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
22152 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
22155 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22158 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
22159 code for a zero scale factor.
22160 (vsx_xvcvdpuxds_scale): Likewise.
22162 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22164 * diagnostic-show-locus.c (layout::layout): Call show_ruler
22165 if show_ruler_p was set on the context.
22166 (layout::show_ruler): New method.
22167 * diagnostic.h (struct diagnostic_context): Add field
22170 2016-05-10 Richard Biener <rguenther@suse.de>
22172 PR tree-optimization/71039
22173 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
22174 (chk_uses): New function.
22175 (propagate_with_phi): Verify we can safely replicate the lhs of an
22176 aggregate assignment on all incoming edges.
22178 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
22180 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
22182 (rx_atomic_sequence): New class.
22183 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
22184 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
22186 (rx_atomic_sequence::rx_atomic_sequence,
22187 rx_atomic_sequence::~rx_atomic_sequence): New functions.
22188 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
22189 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
22190 CTRLREG_INTB): New constants.
22191 (FETCHOP): New code iterator.
22192 (fethcop_name, fetchop_name2): New iterator code attributes.
22193 (QIHI): New mode iterator.
22194 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
22195 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
22196 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
22198 2016-05-10 Martin Liska <mliska@suse.cz>
22200 * tree-inline.c (remap_dependence_clique): Do not remap
22201 debugging statements.
22203 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22205 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
22206 ("*fixuns_truncdfdi2_z13")
22207 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
22208 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
22209 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
22211 2016-05-10 Richard Biener <rguenther@suse.de>
22213 PR tree-optimization/70497
22214 PR tree-optimization/28367
22215 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
22217 (visit_reference_op_load): ... here.
22218 (vn_reference_lookup_3): Use it to handle subreg-like accesses
22219 with simplified BIT_FIELD_REFs.
22220 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
22221 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
22224 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22226 * dwarf2out.c (add_abstract_origin_attribute): Adjust
22227 documentation comment. For BLOCK nodes, add a
22228 DW_AT_abstract_origin attribute that points to the DIE generated
22229 for the origin BLOCK.
22230 (gen_lexical_block_die): Call add_abstract_origin_attribute for
22231 blocks from inlined functions.
22233 2016-05-10 Alan Modra <amodra@gmail.com>
22236 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
22237 regrename modifying insns saving lr before __morestack call.
22238 * config/rs6000/rs6000.md (split_stack_return): Similarly for
22239 insns restoring lr after __morestack call.
22241 2016-05-09 Jakub Jelinek <jakub@redhat.com>
22243 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
22244 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
22246 * config/i386/sse.md (vec_interleave_high<mode>,
22247 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
22248 <avx512>_vpermt2var<mode>3_maskz): Likewise.
22250 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
22252 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
22253 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
22254 parallel reassociation for power8 and forward.
22256 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
22258 * config/i386/i386.md (absneg splitters with general regs): Use
22259 general_reg_operand predicate.
22260 (btsq peephole2): Use x86_64_immediate_operand to check if new
22261 value is suitable for immediate operand. Generate emitted insn
22262 using RTL expressions.
22263 (btcq peephole2): Ditto.
22264 (btrq peephole2): Ditto. Generate correct immediate operand
22267 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
22269 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
22272 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
22274 * tree-affine.c (wide_int_constant_multiple_p): Add missing
22275 pointer dereference.
22277 2016-05-09 Richard Biener <rguenther@suse.de>
22279 PR tree-optimization/70985
22280 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
22281 op0 isn't a gimple register.
22283 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
22285 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
22286 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
22287 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
22288 (i6400_fpu_mult): New cpu units.
22289 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
22290 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
22291 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
22292 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
22293 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
22294 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
22295 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
22296 (i6400_msa_long_float4, i6400_msa_long_float5)
22297 (i6400_msa_long_float8, i6400_msa_fdiv_df)
22298 (i6400_msa_fdiv_sf): New reservations.
22299 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
22300 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
22301 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
22302 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
22303 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
22304 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
22305 (msa_short_cmp, msa_short_float2, msa_short_logic3)
22306 (msa_short_store4, msa_long_load, msa_short_store)
22307 (msa_long_logic, msa_long_float2, msa_long_float4)
22308 (msa_long_float5, msa_long_float8, msa_long_mult)
22309 (msa_long_fdiv, msa_long_div): New reservations.
22311 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
22312 Sameera Deshpande <sameera.deshpande@imgtec.com>
22313 Matthew Fortune <matthew.fortune@imgtec.com>
22314 Graham Stott <graham.stott@imgtec.com>
22315 Chao-ying Fu <chao-ying.fu@imgtec.com>
22317 * config.gcc: Add MSA header file for mips*-*-* target.
22318 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
22319 (Ubv8i, Urv8): New constraints.
22320 * config/mips/mips-ftypes.def: Add function types for MSA
22322 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
22323 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
22324 * config/mips/mips-msa.md: New file.
22325 * config/mips/mips-protos.h
22326 (mips_split_128bit_const_insns): New prototype.
22327 (mips_msa_idiv_insns): Likewise.
22328 (mips_split_128bit_move): Likewise.
22329 (mips_split_128bit_move_p): Likewise.
22330 (mips_split_msa_copy_d): Likewise.
22331 (mips_split_msa_insert_d): Likewise.
22332 (mips_split_msa_fill_d): Likewise.
22333 (mips_expand_msa_branch): Likewise.
22334 (mips_const_vector_same_val_p): Likewise.
22335 (mips_const_vector_same_bytes_p): Likewise.
22336 (mips_const_vector_same_int_p): Likewise.
22337 (mips_const_vector_shuffle_set_p): Likewise.
22338 (mips_const_vector_bitimm_set_p): Likewise.
22339 (mips_const_vector_bitimm_clr_p): Likewise.
22340 (mips_msa_vec_parallel_const_half): Likewise.
22341 (mips_msa_output_division): Likewise.
22342 (mips_ldst_scaled_shift): Likewise.
22343 (mips_expand_vec_cond_expr): Likewise.
22344 * config/mips/mips.c (enum mips_builtin_type): Add
22345 MIPS_BUILTIN_MSA_TEST_BRANCH.
22346 (mips_gen_const_int_vector_shuffle): New prototype.
22347 (mips_const_vector_bitimm_set_p): New function.
22348 (mips_const_vector_bitimm_clr_p): Likewise.
22349 (mips_const_vector_same_val_p): Likewise.
22350 (mips_const_vector_same_bytes_p): Likewise.
22351 (mips_const_vector_same_int_p): Likewise.
22352 (mips_const_vector_shuffle_set_p): Likewise.
22353 (mips_symbol_insns): Forbid loading symbols via immediate for
22355 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
22357 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
22359 (mips_lx_address_p): Add support load indexed address for MSA.
22360 (mips_address_insns): Add calculation of instructions needed for
22361 stores and loads for MSA.
22362 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
22363 CONST_VECTOR for MSA and let it fall through.
22364 (mips_ldst_scaled_shift): New function.
22365 (mips_subword_at_byte): Likewise.
22366 (mips_msa_idiv_insns): Likewise.
22367 (mips_legitimize_move): Validate MSA moves.
22368 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
22369 calculation of costs for MSA division.
22370 (mips_split_move_p): Check if MSA moves need splitting.
22371 (mips_split_move): Split MSA moves if necessary.
22372 (mips_split_128bit_move_p): New function.
22373 (mips_split_128bit_move): Likewise.
22374 (mips_split_msa_copy_d): Likewise.
22375 (mips_split_msa_insert_d): Likewise.
22376 (mips_split_msa_fill_d): Likewise.
22377 (mips_output_move): Handle MSA moves.
22378 (mips_expand_msa_branch): New function.
22379 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
22380 Reinstate 'y' modifier.
22381 (mips_file_start): Add MSA .gnu_attribute.
22382 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
22384 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
22385 (mips_class_max_nregs): Add register size for MSA supported mode.
22386 (mips_cannot_change_mode_class): Allow conversion between MSA
22387 vector modes and TImode.
22388 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
22390 (mips_secondary_reload_class): Force MSA loads/stores via memory.
22391 (mips_preferred_simd_mode): Add preffered modes for MSA.
22392 (mips_vector_mode_supported_p): Add MSA supported modes.
22393 (mips_autovectorize_vector_sizes): New function.
22394 (mips_msa_output_division): Likewise.
22395 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
22396 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
22397 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
22398 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
22399 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
22400 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
22401 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
22402 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
22403 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
22404 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
22405 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
22406 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
22407 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
22408 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
22409 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
22410 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
22411 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
22412 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
22413 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
22414 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
22415 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
22416 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
22417 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
22418 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
22419 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
22420 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
22421 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
22422 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
22423 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
22424 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
22425 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
22426 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
22427 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
22428 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
22429 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
22430 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
22431 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
22432 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
22433 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
22434 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
22435 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
22436 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
22437 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
22438 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
22439 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
22440 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
22441 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
22442 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_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_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
22448 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
22449 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
22450 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
22451 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
22452 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
22453 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
22454 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
22455 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
22456 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
22457 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
22458 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
22459 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
22460 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
22461 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
22462 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
22463 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
22464 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
22465 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
22466 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
22467 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
22468 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
22469 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
22470 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
22471 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
22472 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
22473 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
22474 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
22475 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
22476 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
22477 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
22478 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
22479 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
22480 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
22481 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
22482 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
22483 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
22484 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
22485 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
22486 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
22487 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
22488 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
22489 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
22490 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
22491 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
22492 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
22493 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
22494 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
22495 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
22496 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
22497 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
22498 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
22499 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
22500 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
22501 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
22502 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
22503 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
22504 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
22505 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
22506 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
22507 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
22508 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
22509 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
22510 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
22511 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
22512 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
22513 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
22514 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
22515 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
22516 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
22517 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
22518 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
22519 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
22520 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
22521 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
22522 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
22523 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
22524 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
22525 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
22526 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
22527 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
22528 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
22529 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
22530 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
22531 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
22532 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
22533 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
22534 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
22535 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
22536 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
22537 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
22538 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
22539 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
22540 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
22541 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
22542 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
22543 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
22544 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
22545 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
22547 (mips_get_builtin_decl_index): New array.
22548 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
22549 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
22550 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
22551 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
22552 (mips_init_builtins): Initialize mips_get_builtin_decl_index
22554 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
22556 (mips_expand_builtin_insn): Prepare operands for
22557 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
22558 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
22559 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
22560 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
22561 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
22562 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
22563 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
22564 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
22565 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
22566 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
22567 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
22568 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
22569 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
22570 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
22571 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
22572 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
22573 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
22574 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
22575 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
22576 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
22577 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
22578 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
22579 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
22580 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
22581 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
22582 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
22583 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
22584 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
22585 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
22586 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
22587 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
22588 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
22589 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
22590 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
22591 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
22592 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
22593 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
22594 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
22595 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
22596 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
22597 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
22598 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
22599 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
22600 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
22601 These are set implicitly and an error is reported if overridden.
22602 (mips_expand_builtin_msa_test_branch): New function.
22603 (mips_expand_msa_shuffle): Likewise.
22604 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
22605 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
22606 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
22607 (mips_expand_vec_unpack): Add support for MSA.
22608 (mips_expand_vector_init): Likewise.
22609 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
22610 instead of const0_rtx.
22611 (mips_msa_vec_parallel_const_half): New function.
22612 (mips_gen_const_int_vector): Likewise.
22613 (mips_gen_const_int_vector_shuffle): Likewise.
22614 (mips_expand_msa_cmp): Likewise.
22615 (mips_expand_vec_cond_expr): Likewise.
22616 * config/mips/mips.h
22617 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
22618 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
22620 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
22621 (ISA_HAS_MSA): New macro.
22622 (UNITS_PER_MSA_REG): Likewise.
22623 (BITS_PER_MSA_REG): Likewise.
22624 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
22625 (MSA_REG_FIRST): New macro.
22626 (MSA_REG_LAST): Likewise.
22627 (MSA_REG_NUM): Likewise.
22628 (MSA_REG_P): Likewise.
22629 (MSA_REG_RTX_P): Likewise.
22630 (MSA_SUPPORTED_MODE_P): Likewise.
22631 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
22632 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
22633 * config/mips/mips.md: Include mips-msa.md.
22634 (alu_type): Add simd_add.
22635 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
22636 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
22637 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
22638 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
22639 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
22640 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
22641 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
22642 simd_move, simd_load, simd_store. Choose "multi" for moves
22644 (qword_mode): New attribute.
22645 (insn_count): Add instruction count for quad moves.
22646 Increase the count for MIPS SIMD division.
22647 (UNITMODE): Add UNITMODEs for vector types.
22648 (addsub): New code iterator.
22649 * config/mips/mips.opt (mmsa): New option.
22650 * config/mips/msa.h: New file.
22651 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
22653 * config/mips/mti-linux.h: Likewise.
22654 * config/mips/predicates.md
22655 (const_msa_branch_operand): New constraint.
22656 (const_uimm3_operand): Likewise.
22657 (const_uimm4_operand): Likewise.
22658 (const_uimm5_operand): Likewise.
22659 (const_uimm8_operand): Likewise.
22660 (const_imm5_operand): Likewise.
22661 (aq10b_operand): Likewise.
22662 (aq10h_operand): Likewise.
22663 (aq10w_operand): Likewise.
22664 (aq10d_operand): Likewise.
22665 (const_m1_operand): Likewise.
22666 (reg_or_m1_operand): Likewise.
22667 (const_exp_2_operand): Likewise.
22668 (const_exp_4_operand): Likewise.
22669 (const_exp_8_operand): Likewise.
22670 (const_exp_16_operand): Likewise.
22671 (const_vector_same_val_operand): Likewise.
22672 (const_vector_same_simm5_operand): Likewise.
22673 (const_vector_same_uimm5_operand): Likewise.
22674 (const_vector_same_uimm6_operand): Likewise.
22675 (const_vector_same_uimm8_operand): Likewise.
22676 (par_const_vector_shf_set_operand): Likewise.
22677 (reg_or_vector_same_val_operand): Likewise.
22678 (reg_or_vector_same_simm5_operand): Likewise.
22679 (reg_or_vector_same_uimm6_operand): Likewise.
22680 * doc/extend.texi (MIPS SIMD Architecture Functions): New
22682 * doc/invoke.texi (-mmsa): Document new option.
22684 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22686 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
22687 * configure: Regenerate.
22688 * config.in: Regenerate.
22689 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
22690 on -fvtable-verify.
22691 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
22692 (ENDFILE_VTV_SPEC): Define.
22694 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
22696 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
22697 registers in all interrupt handlers if necessary.
22698 (rl78_option_override): Add warning.
22699 (MUST_SAVE_MDUC_REGISTERS): New macro.
22700 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
22701 * config/rl78/rl78.c (check_mduc_usage): New function.
22702 (mduc_regs): New structure to hold MDUC register data.
22703 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
22704 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
22705 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
22706 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
22707 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
22708 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
22710 2016-05-09 Bin Cheng <bin.cheng@arm.com>
22712 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
22713 (tree-ssa-loop-niter.h): Ditto.
22714 (idx_within_array_bound, ref_within_array_bound): New functions.
22715 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
22716 Factor out check on writable base object to ...
22717 (base_object_writable): ... here.
22719 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22721 * config/arm/arm.md (probe_stack): Add modes to set source
22724 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
22726 * regrename.c (base_reg_class_for_rename): New static function.
22727 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
22729 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
22731 * cgraph.c (thunk_adjust): Export.
22732 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
22733 * cgraphunit.c (thunk_adjust): Export.
22734 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
22736 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
22738 * tree-inline.c (expand_call_inline): Expand thunks inline.
22740 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
22743 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
22744 (*sse2_vd_cvtss2sd): Ditto.
22745 * config/i386/i386.md
22746 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
22747 Generate *sse2_vd_cvtsd2ss pattern.
22748 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
22749 Generate *sse2_vd_cvtss2sd pattern.
22751 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
22753 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
22754 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
22757 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
22759 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
22760 * config/sh/sh.c: Define and declare variables on first use throughout
22762 (current_function_interrupt): Change to bool type.
22763 (frame_insn): Rename to emit_frame_insn and update users.
22764 (push_regs): Use bool for 'interrupt_handler' argument.
22765 (save_schedule_s): Remove.
22766 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
22767 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
22768 targetm.asm_out.unaligned_op.di.
22769 (gen_far_branch): Remove redundant forward declaration.
22770 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
22771 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
22772 (sh_set_return_address, sh_function_ok_for_sibcall,
22773 scavenge_reg): Update comments.
22774 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
22775 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
22776 (sh_attr_renesas_p): Remove unnecessary parentheses.
22777 (branch_dest): Simplify.
22778 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
22779 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
22780 (CUMULATIVE_ARGS): Change macro to typedef.
22781 (current_function_interrupt): Change to bool type.
22782 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
22783 Surround with __cplusplus ifdef.
22784 (sh_compare_op0, sh_compare_op1): Remove.
22785 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
22787 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
22789 * config/arm/arm.md (arch): Add neon.
22790 (arch_enabled): Return yes for arch neon when TARGET_NEON.
22791 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
22792 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
22793 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
22794 attributes for alt renumbering. Mark alt 3 as non-predicable.
22795 (thumb2_movdf_vfp): Likewise.
22797 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
22799 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
22800 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
22801 (*andqi_1): Add preferred_for_speed attribute to disparage
22802 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
22803 (*<code>qi_1): Ditto.
22804 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
22805 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
22806 (*ashlqi3_1): Ditto.
22807 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
22808 Add preferred_for_size attribute to disparage alternative 0 and
22809 preferred_for_speed attribute to disparage alternative 1 for
22810 TARGET_PARTIAL_REG_STALL targets.
22812 2016-05-07 Tom de Vries <tom@codesourcery.com>
22814 PR tree-optimization/70956
22815 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
22818 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
22820 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
22821 * config/sh/sh.c (sh_cbranch_distance): Implement it.
22822 * config/sh/sh.md (branch_zero): Remove define_attr.
22823 (define_delay): Disable delay slot if branch distance is one insn.
22825 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22827 * config/i386/i386.md (LEAMODE): New mode attribute.
22828 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
22829 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
22830 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
22831 operand 2 predicate.
22832 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
22833 (*lea<mode>_general_3): Ditto.
22834 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
22836 2016-05-06 Jakub Jelinek <jakub@redhat.com>
22838 * genmddump.c (main): Convert argv from char ** to const char **.
22840 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22842 * coretypes.h (OVERRIDE): New macro.
22843 (FINAL): New macro.
22845 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
22847 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
22848 allow coalescing if the types are compatible.
22850 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22852 * pass_manager.h (pass_manager::register_pass_name): New method.
22853 (pass_manager::get_pass_by_name): New method.
22854 (pass_manager::create_pass_tab): New method.
22855 (pass_manager::m_name_to_pass_map): New field.
22856 * passes.c (name_to_pass_map): Delete global in favor of field
22857 "m_name_to_pass_map" of pass_manager.
22858 (register_pass_name): Rename from a function to...
22859 (pass_manager::register_pass_name): ...this method, updating
22860 for renaming of global "name_to_pass_map" to field
22861 "m_name_to_pass_map".
22862 (create_pass_tab): Rename from a function to...
22863 (pass_manager::create_pass_tab): ...this method, updating
22864 for renaming of global "name_to_pass_map" to field.
22865 (get_pass_by_name): Rename from a function to...
22866 (pass_manager::get_pass_by_name): ...this method.
22867 (enable_disable_pass): Convert use of get_pass_by_name to
22868 a method call, locating the pass_manager singleton.
22870 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22872 * genattr-common.c (main): Convert argv from char ** to const char **.
22873 * genattr.c (main): Likewise.
22874 * genattrtab.c (main): Likewise.
22875 * genautomata.c (initiate_automaton_gen): Likewise.
22877 * gencodes.c (main): Likewise.
22878 * genconditions.c (main): Likewise.
22879 * genconfig.c (main): Likewise.
22880 * genconstants.c (main): Likewise.
22881 * genemit.c (main): Likewise.
22882 * genenums.c (main): Likewise.
22883 * genextract.c (main): Likewise.
22884 * genflags.c (main): Likewise.
22885 * genmddeps.c (main): Likewise.
22886 * genopinit.c (main): Likewise.
22887 * genoutput.c (main): Likewise.
22888 * genpeep.c (main): Likewise.
22889 * genpreds.c (main): Likewise.
22890 * genrecog.c (main): Likewise.
22891 * gensupport.c (init_rtx_reader_args_cb): Likewise.
22892 (init_rtx_reader_args): Likewise.
22893 * gensupport.h (init_rtx_reader_args_cb): Likewise.
22894 (init_rtx_reader_args): Likewise.
22895 * gentarget-def.c (main): Likewise.
22896 * read-md.c (read_md_files): Likewise.
22897 * read-md.h (read_md_files): Likewise.
22899 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22901 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
22902 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
22903 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
22904 Remove unused predicate.
22905 (register_and_not_fp_reg_operand): Ditto.
22907 2016-05-06 Martin Liska <mliska@suse.cz>
22909 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
22910 instead of vec as the vector is local to the function.
22912 2016-05-06 Jakub Jelinek <jakub@redhat.com>
22914 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
22915 avx512bw alternative.
22917 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
22918 before the ashr<mode>3 pattern.
22920 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
22921 v instead of x in vex or maybe_vex alternatives, use
22922 maybe_evex instead of vex in prefix.
22924 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
22925 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
22926 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
22927 in vex or maybe_vex alternatives, use maybe_evex instead of vex
22930 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
22931 v instead of x in vex or maybe_vex alternatives, use
22932 maybe_evex instead of vex in prefix.
22934 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
22935 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
22936 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
22937 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
22938 alternatives, use maybe_evex instead of vex in prefix.
22940 * config/i386/sse.md (vec_interleave_lowv4sf,
22941 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
22942 v instead of x in vex or maybe_vex alternatives, use
22943 maybe_evex instead of vex in prefix.
22945 * config/i386/sse.md (sse_movhlps, sse_movlhps): 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 (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
22950 v constraint instead of x.
22952 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
22954 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
22955 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
22958 2016-05-06 Richard Biener <rguenther@suse.de>
22960 PR tree-optimization/70948
22961 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
22962 Properly clobber all fields of va_list for __builtin_va_start.
22964 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
22967 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
22968 loop latch destination.
22970 2016-05-06 Martin Liska <mliska@suse.cz>
22972 * tree-ssa-uninit.c: Apply manual changes
22973 to the GNU coding style.
22974 (prune_uninit_phi_opnds): Rename from
22975 prune_uninit_phi_opnds_in_unrealizable_paths.
22977 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22979 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
22980 mspace): Remove deprecated options.
22981 * doc/invoke.texi (SH options): Remove -mspace.
22983 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22985 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
22987 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22989 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
22990 corresponding combine split pattern.
22992 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22995 * config/sh/predicates.md (long_displacement_mem_operand): New.
22996 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
22997 Add movi20, movi20s alternatives. Adjust length attribute for
22999 (movsi_ie): Allow for any FPU. Adjust length attribute for
23001 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
23002 attribute for alternatives.
23003 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
23004 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
23005 length attribute for alternatives.
23007 2016-05-06 Richard Biener <rguenther@suse.de>
23009 PR tree-optimization/70960
23010 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
23012 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23015 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
23016 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
23018 2016-05-06 Marek Polacek <polacek@redhat.com>
23021 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
23023 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23026 * config/sh/sh.md (*rotcr): Add another variant.
23028 2016-05-06 Richard Biener <rguenther@suse.de>
23030 PR middle-end/70931
23031 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
23033 2016-05-06 Richard Biener <rguenther@suse.de>
23035 PR middle-end/70941
23036 * fold-const.c (split_tree): Always convert to the original type
23039 2016-05-06 Richard Biener <rguenther@suse.de>
23041 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
23042 (fwprop_addr): Likewise.
23044 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23047 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
23049 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
23050 * config/i386/i386.md (push mem splitter): Use find_constant_src in
23051 the splitter condition.
23052 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
23053 the splitter condition.
23054 (FP float_extend load splitter): Ditto.
23056 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
23058 * config/i386/i386.md (peehole2 patterns): Change true_regnum
23059 to REGNO in all peephole2 patterns.
23060 (post-reload splitters): Change true_regnum to REGNO in
23061 post-reload splitters.
23062 (zero_extend splitters): Use general_reg_operand and
23063 nonimmediate_gr_operand predicates.
23065 2016-05-05 Jakub Jelinek <jakub@redhat.com>
23067 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
23068 v constraint instead of x.
23070 2016-05-05 Alan Modra <amodra@gmail.com>
23073 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
23074 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
23075 TARGET_NO_FP_IN_TOC for -mrelocatable.
23076 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
23077 TARGET_RELOCATABLE test.
23078 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23079 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23080 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23081 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23082 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23083 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23084 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23085 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23086 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
23087 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23089 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
23090 (rs6000_stack_info): Likewise.
23091 (rs6000_elf_asm_out_constructor): Likewise.
23092 (rs6000_elf_asm_out_destructor): Likewise.
23093 (rs6000_elf_declare_function_name): Likewise.
23094 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
23095 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
23098 2016-05-05 Alan Modra <amodra@gmail.com>
23100 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
23102 2016-05-05 Alan Modra <amodra@gmail.com>
23104 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
23105 out-of-line gpr restore for one or two regs if that would add
23108 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
23111 * config/i386/i386.md
23112 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
23113 Change to post-epilogue_completed late splitter. Use sse_reg_operand
23114 as operand 0 predicate.
23115 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
23117 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
23118 Ditto. Emit the pattern using RTX.
23120 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
23121 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
23122 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
23123 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
23125 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
23126 sse_reg_operand as operand 0 predicate.
23128 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
23129 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
23130 instead of gen_rtx_REG.
23131 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
23134 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23136 * function.c (emit_use_return_register_into_block): Delete.
23137 (gen_return_pattern): Delete.
23138 (emit_return_into_block): Delete.
23139 (active_insn_between): Delete.
23140 (convert_jumps_to_returns): Delete.
23141 (emit_return_for_exit): Delete.
23142 (thread_prologue_and_epilogue_insns): Delete all code dealing with
23143 simple_return for shrink-wrapped blocks.
23144 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
23145 end of blocks that need one.
23146 (get_unconverted_simple_return): Delete.
23147 (convert_to_simple_return): Delete.
23148 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
23149 (convert_to_simple_return): Ditto.
23151 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23153 * cfgcleanup.c (bb_is_just_return): New function.
23154 (try_optimize_cfg): Simplify jumps to return, branches to return,
23155 and branches around return.
23157 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23159 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
23160 branch to a return.
23162 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23166 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
23167 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
23168 assert flags & OEP_HASH_CHECK, instead of asserting it
23169 never happens. Handle TARGET_EXPR.
23170 * fold-const.c (operand_equal_p): For hash verification,
23171 or in OEP_HASH_CHECK into flags.
23173 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
23175 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
23177 (compute_samebase_partition_bases): Fix typo.
23179 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23181 * config/i386/sse.md (vec_interleave_highv8sf,
23182 vec_interleave_lowv8sf, vec_interleave_highv4df,
23183 vec_interleave_lowv4df): Remove constraints from expanders.
23185 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
23187 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23189 * tree-inline.c (expand_call_inline): Fix path dealing with
23190 making lhs of call statement undefined.
23192 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23194 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
23195 Check availability on NODE, too.
23196 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
23197 (cgraph_node::call_for_symbol_and_aliases): Likewise.
23198 (varpool_node::call_for_symbol_and_aliase): Likewise.
23199 * ipa-pure-const.c (add_new_function): Analyze all bodies.
23200 (propagate_pure_const): Propagate across interposable functions, too.
23201 (skip_function_for_local_pure_const): Do not skip interposable bodies
23203 (pass_local_pure_const::execute): Update.
23205 2016-05-04 Marek Polacek <polacek@redhat.com>
23207 * doc/invoke.texi: Document -Wdangling-else.
23209 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
23211 * config.gcc: Error out when conflicting multilib is detected. Do not
23212 loop over multilibs since no combination is legal.
23214 2016-05-04 Alan Modra <amodra@gmail.com>
23216 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
23217 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
23218 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23221 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
23223 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
23224 Clean up p5600 comments.
23226 2016-05-04 Richard Biener <rguenther@suse.de>
23228 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
23229 constructor simplifications.
23230 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
23232 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
23234 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
23235 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
23236 result.set_rtx is null instead of aborting.
23237 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
23239 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
23240 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
23241 *mov<mode>_store_postinc): New patterns.
23243 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
23245 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
23246 as commutative. Check both conversions are NOP.
23247 ((A & B) OP (C & B)): Remove.
23249 2016-05-04 Alan Modra <amodra@gmail.com>
23251 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
23253 2016-05-04 Alan Modra <amodra@gmail.com>
23256 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
23257 when cr2,3,4 are all fixed regs.
23259 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
23261 PR rtl-optimization/57193
23262 * opts.c (default_options_table): Revert OPT_frename_registers change.
23263 * doc/invoke.texi (-frename-registers, -O2): Likewise.
23265 2016-05-03 Martin Sebor <msebor@redhat.com>
23268 * builtins.c (fold_builtin_FILE): New function.
23269 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
23270 (fold_builtin_0): Call them.
23271 * gimplify.c (gimplify_call_expr): Remove the handling of
23272 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
23275 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
23276 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
23280 * doc/extend.texi (Function Names as Strings): Update __func__,
23281 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
23284 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23285 Richard Biener <rguenther@suse.de>
23287 PR tree-optimization/70916
23288 * tree-if-conv.c: Include cfganal.h.
23289 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
23290 and remove_fake_exit_edges around the optimization pass.
23292 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
23294 * cgraph.c (symbol_table::create_edge): Set inline_failed.
23295 (cgraph_edge::make_direct): Likewise.
23296 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
23297 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
23298 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
23299 (CIF_THUNK): New code.
23300 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
23301 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
23302 (compute_inline_parameters): Set inline_failed for thunks.
23303 (inline_analyze_function): Cleanup.
23304 * ipa-inline.c (can_inline_edge_p): Do not deal with
23305 call_stmt_cannot_inline_p.
23306 (can_early_inline_edge_p): Likewise.
23307 (early_inliner): Initialize inline_failed.
23308 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
23310 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
23312 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
23313 from nonimm_ssenomem_operand.
23314 (nonimm_ssenomem_operand): New predicate.
23315 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
23316 as operand 0 predicate.
23317 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
23318 Disable unsupported alternatives using "enabled" attribute.
23319 Use register_ssemem_operand as operand 0 predicate.
23320 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
23322 2016-05-03 Marek Polacek <polacek@redhat.com>
23325 * input.c (expansion_point_location): New function.
23326 * input.h (expansion_point_location): Declare.
23328 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
23330 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
23331 occurence with frame_offset_ ones.
23333 2016-05-03 Alan Modra <amodra@gmail.com>
23335 PR rtl-optimization/70890
23336 * ira.c (combine_and_move_insns): When moving def_insn, remove
23337 equivs on use_insn.
23339 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
23341 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
23342 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
23343 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
23344 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
23346 2016-05-03 Alan Modra <amodra@gmail.com>
23348 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
23349 for SAVE_MULTIPLE/STORE_MULTIPLE.
23351 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23353 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
23354 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
23356 2016-05-03 Richard Biener <rguenther@suse.de>
23358 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
23360 (gimplify_arg): Likewise.
23361 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
23362 re-writing the result to a decl if required.
23363 (internal_get_tmp_var): Add allow_ssa parameter
23364 and override into_ssa with it.
23365 (get_formal_tmp_var): Adjust.
23366 (get_initialized_tmp_var): Add allow_ssa parameter.
23367 (gimplify_arg): Add allow_ssa parameter and avoid generating
23368 SSA names for the result false.
23369 (gimplify_call_expr): If the call may return twice do not
23370 gimplify parameters into SSA.
23371 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
23372 (gimplify_modify_expr): Adjust assert. For noreturn calls
23373 with a SSA name LHS adjust its def.
23374 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
23375 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
23376 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
23377 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
23378 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
23379 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
23380 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
23381 (optimize_target_teams): Do not allow SSA names for clause operands.
23382 (gimplify_expr): Likewise for where we mark the result addressable.
23383 * passes.def (pass_init_datastructures): Remove.
23384 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
23385 (rewrite_stmt): Likewise.
23386 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
23387 (replace_locals_op): Replace SSA names.
23388 (copy_gimple_seq_and_replace_locals): Init src_cfun.
23389 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
23390 * cgraph.c (release_function_body): Free CFG annotations only
23391 when we have a CFG. Simplify.
23392 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
23393 force_gimple_operand instead of get_initialized_tmp_var.
23394 * tree-pass.h (make_pass_init_datastructures): Remove.
23395 * tree-ssa.c (execute_init_datastructures): Remove.
23396 (pass_data_init_datastructures): Likewise.
23397 (class pass_init_datastructures): Likewise.
23398 (make_pass_init_datastructures): Likewise.
23399 * omp-low.c (create_omp_child_function): Init SSA data structures.
23400 (grid_expand_target_grid_body): Likewise.
23401 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
23402 name before adding it to names_to_release.
23403 (remove_bb): Always release SSA defs.
23404 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
23405 before dereferencing it.
23406 * cgraphunit.c (init_lowered_empty_function): Always
23407 int SSA data structures.
23408 * tree-ssanames.c (release_defs): Remove assert that we are in
23410 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
23412 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23413 Uros Bizjak <ubizjak@gmail.com>
23415 PR rtl-optimization/70467
23416 * config/i386/predicates.md (x86_64_hilo_int_operand,
23417 x86_64_hilo_general_operand): New predicates.
23418 * config/i386/constraints.md (Wd): New constraint.
23419 * config/i386/i386.md (mode attr di): Use Wd instead of e.
23420 (general_hilo_operand): New mode attr.
23421 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
23422 instead of <general_operand>.
23423 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
23424 x86_64_hilo_general_operand instead of <general_operand>.
23426 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23428 PR tree-optimization/70916
23429 * tree-if-conv.c (constant_or_ssa_name): Removed.
23430 (fold_build_cond_expr): Use is_gimple_val instead of
23431 constant_or_ssa_name.
23433 PR tree-optimization/70916
23434 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
23435 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
23438 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
23439 (optimize_atomic_bit_test_and): New function.
23440 (pass_fold_builtins::execute): Use it.
23441 * optabs.def (atomic_bit_test_and_set_optab,
23442 atomic_bit_test_and_complement_optab,
23443 atomic_bit_test_and_reset_optab): New optabs.
23444 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
23445 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
23446 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
23447 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
23448 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
23449 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
23450 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
23451 * doc/md.texi (atomic_bit_test_and_set@var{mode},
23452 atomic_bit_test_and_complement@var{mode},
23453 atomic_bit_test_and_reset@var{mode}): Document.
23454 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
23455 atomic_bit_test_and_complement<mode>,
23456 atomic_bit_test_and_reset<mode>): New expanders.
23457 (atomic_bit_test_and_set<mode>_1,
23458 atomic_bit_test_and_complement<mode>_1,
23459 atomic_bit_test_and_reset<mode>_1): New insns.
23461 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
23463 PR rtl-optimization/70687
23464 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
23465 instead of unsigned HOST_WIDE_INT.
23467 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
23469 PR rtl-optimization/44281
23470 * hard-reg-set.h (struct target_hard_regs): New field
23471 x_fixed_nonglobal_reg_set.
23472 (fixed_nonglobal_reg_set): New macro.
23473 * reginfo.c (init_reg_sets_1): Initialize it.
23474 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
23476 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
23478 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23480 PR tree-optimization/56541
23481 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
23482 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
23483 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
23484 (any_complicated_phi): new static variable.
23485 (aggressive_if_conv): delete.
23486 (if_convertible_phi_p): support phis with more than two arguments.
23487 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
23488 critical pred edges.
23489 (ifcvt_split_critical_edges): support phis with more than two
23490 arguments by checking new parameter. only split critical edges
23492 (tree_if_conversion): handle simd pragma marked loop using new
23493 local variable aggressive_if_conv. check any_complicated_phi.
23495 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23497 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
23500 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23502 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
23505 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
23507 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
23508 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
23509 define_insn_and_split.
23510 (mulsi3_i): New define_insn_and_split.
23511 (mulsi3_call): Convert to define_insn.
23512 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
23513 Remove constraints.
23515 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23517 * machmode.h (mode_complex): Add support to give the complex mode
23519 (GET_MODE_COMPLEX_MODE): Likewise.
23520 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
23521 stored by build_complex_type and gfc_build_complex_type instead of
23522 trying to figure out the appropriate mode based on the size. Raise
23523 an assertion error, if the type was not set.
23524 * genmodes.c (struct mode_data): Add field for the complex type of
23526 (blank_mode): Likewise.
23527 (make_complex_modes): Remember the complex mode created in the
23529 (emit_mode_complex): Write out the mode_complex array to map a
23530 type mode to the complex version.
23531 (emit_insn_modes_c): Likewise.
23532 * tree.c (build_complex_type): Set the complex type to use before
23533 calling layout_type.
23534 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
23535 support for __float128 complex datatypes.
23536 (rs6000_hard_regno_mode_ok): Likewise.
23537 (rs6000_setup_reg_addr_masks): Likewise.
23538 (rs6000_complex_function_value): Likewise.
23539 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
23540 __float128 and __ibm128 complex.
23541 (FLOAT128_IBM_P): Likewise.
23542 (ALTIVEC_ARG_MAX_RETURN): Likewise.
23543 * doc/extend.texi (Additional Floating Types): Document that
23544 -mfloat128 must be used to enable __float128. Document complex
23545 __float128 and __ibm128 support.
23547 2016-05-02 Jakub Jelinek <jakub@redhat.com>
23550 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
23551 char/short arguments promoted to int because of promote_prototypes.
23553 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
23555 * config/i386/predicates.md (register_ssemem_operand): New predicate.
23556 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
23557 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
23558 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
23559 alternatives using "enabled" attribute. Use register_ssemem_operand
23560 as operand 1 predicate.
23561 (*cmpi<unord>xf_i387): Split XFmode pattern from
23562 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
23563 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
23564 *absneg<mode>2_i387. Disable unsupported alternatives using
23565 "enabled" attribute.
23566 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
23568 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
23570 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
23572 (oacc_loop_process): Check mask for loop termination.
23574 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
23576 * cif-code.def (CIF_THUNK): Add.
23577 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
23580 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
23582 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
23583 (dump_inline_summary): Dump it.
23584 (fp_expression_p): New predicate.
23585 (estimate_function_body_sizes): Use it.
23586 (inline_merge_summary): Merge fp_expressions.
23587 (inline_read_section): Read fp_expressions.
23588 (inline_write_summary): Write fp_expressions.
23589 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
23590 codegen boundary if either caller or callee is !fp_expressions.
23591 * ipa-inline.h (inline_summary): Add fp_expressions.
23592 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
23593 to fp_expressions be sure the fp generation flags are updated.
23595 2016-05-02 Jakub Jelinek <jakub@redhat.com>
23597 PR rtl-optimization/70467
23598 * cse.c (cse_insn): Handle no-op MEM moves after folding.
23600 PR rtl-optimization/70467
23601 * ipa-pure-const.c (check_call): Handle internal calls even in
23602 ipa mode like in local mode.
23604 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
23606 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
23608 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
23610 * match.pd (X u< X, X u> X): New transformations.
23612 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
23614 * flag-types.h (enum warn_strict_overflow_code): Move ...
23615 * coretypes.h: ... here.
23616 * fold-const.h (fold_overflow_warning): Declare.
23617 * fold-const.c (fold_overflow_warning): Make non-static.
23618 (fold_comparison): Move the transformation of X +- C1 CMP C2
23619 into X CMP C2 -+ C1 ...
23620 * match.pd: ... here.
23621 * gimple-fold.c (fold_stmt_1): Protect with
23622 fold_defer_overflow_warnings.
23624 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
23626 * omp-low.c (struct oacc_loop): Add 'inner' field.
23627 (new_oacc_loop_raw): Initialize it to zero.
23628 (oacc_loop_fixed_partitions): Initialize it.
23629 (oacc_loop_auto_partitions): Partition outermost loop to outermost
23630 available partitioning.
23632 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23634 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
23636 (umulsidi3): Likewise.
23637 (indirect_jump): Fix jump instruction assembly patterns.
23639 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
23642 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
23643 (nvptx_function_value): Assert non-NULL cfun.
23645 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
23647 PR rtl-optimization/70886
23648 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
23650 * cselib.h (rtx_equal_for_cselib_1): Declare.
23651 (rtx_equal_for_cselib_p: New inline function.
23652 * cselib.c (rtx_equal_for_cselib_p): Delete.
23653 (rtx_equal_for_cselib_1): Make public.
23655 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
23657 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
23658 (register_mixssei387nonimm_operand): Remove predicate.
23659 * config/i386/i386.md (*fop_<mode>_comm): Merge from
23660 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
23661 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
23662 for TARGET_MIX_SSE_I387 alternatives.
23663 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
23664 Disable unsupported alternatives using "enabled" attribute. Use
23665 nonimm_ssenomem_operand as operand 1 predicate. Also check
23666 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
23668 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23670 * tree.c (cst_and_fits_in_hwi): Simplify.
23672 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23674 * tree.h (wi::to_wide): New function.
23675 * expr.c (expand_expr_real_1): Use wi::to_wide.
23676 * fold-const.c (int_const_binop_1): Likewise.
23677 (extract_muldiv_1): Likewise.
23679 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23681 * wide-int.h: Update offset_int and widest_int documentation.
23682 (WI_SIGNED_SHIFT_RESULT): New macro.
23683 (wi::binary_shift): Define signed_shift_result_type for
23684 shifts on offset_int- and widest_int-like types.
23685 (generic_wide_int): Support <<= and >>= if << and >> are supported.
23686 * tree.h (int_bit_position): Use shift operators instead of wi::
23688 * alias.c (adjust_offset_for_component_ref): Likewise.
23689 * expr.c (get_inner_reference): Likewise.
23690 * fold-const.c (fold_comparison): Likewise.
23691 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
23692 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
23693 * tree-dfa.c (get_ref_base_and_extent): Likewise.
23694 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
23695 (stmt_kills_ref_p): Likewise.
23696 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
23697 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
23698 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23699 (ao_ref_init_from_vn_reference): Likewise.
23701 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23703 * wide-int.h: Update offset_int and widest_int documentation.
23704 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
23705 (wi::binary_traits): Allow ordered comparisons between offset_int and
23706 offset_int, between widest_int and widest_int, and between either
23707 of these types and basic C types.
23708 (operator <, <=, >, >=): Define for the same combinations.
23709 * tree.h (tree_int_cst_lt): Use comparison operators instead
23710 of wi:: comparisons.
23711 (tree_int_cst_le): Likewise.
23712 * gimple-fold.c (fold_array_ctor_reference): Likewise.
23713 (fold_nonarray_ctor_reference): Likewise.
23714 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
23715 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
23716 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
23717 * tree-sra.c (completely_scalarize): Likewise.
23718 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
23719 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
23720 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
23721 (check_for_binary_op_overflow): Likewise.
23722 (search_for_addr_array): Likewise.
23723 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
23725 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23727 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
23728 (arc_save_restore): Likewise.
23729 (arc_dwarf_register_span): Likewise.
23730 (arc_output_pic_addr_const): Initialize suffix variable.
23732 2016-05-02 Martin Liska <mliska@suse.cz>
23734 * symbol-summary.h (function_summary::function_summary):
23735 Remove checking assert for all cgraph nodes.
23736 (function_summary::get): Check summary_uid.
23737 (symtab_insertion): Check summary_uid.
23739 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23741 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
23742 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
23743 bmaskn instruction.
23744 (arc_dwarf_register_span): Remove enum keyword.
23745 (compact_memory_operand_p): New function.
23746 * config/arc/arc.h (reg_class): Add code density register classes.
23747 (REG_CLASS_NAMES): Likewise.
23748 (REG_CLASS_CONTENTS): Likewise.
23749 * config/arc/arc.md (*movqi_insn): Add code density instructions.
23750 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
23751 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
23752 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
23753 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
23755 (h, Rcd, Rsd, Rzd): New register constraints.
23756 (T): Use compact_memory_operand_p function.
23757 * config/arc/predicates.md (compact_load_memory_operand): Remove.
23759 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
23761 * config/sh/sh.md (*negnegt, *movtt): Remove.
23763 2016-05-02 Marek Polacek <polacek@redhat.com>
23764 Tom de Vries <tom@codesourcery.com>
23766 PR tree-optimization/70700
23767 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
23768 bigger than FIRST_REF_NODE.
23770 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
23773 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
23775 (prepare_cbranch_operands): Don't use scratch register. Assume that
23776 function is used when pseudos can be created.
23777 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
23778 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
23779 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
23780 define_expand. Allow it only when pseudos can be created.
23781 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
23783 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
23785 * config/i386/constraints.md (BC): Only allow -1 operands.
23786 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
23787 Add "enabled" attribute. Update XI mode attribute calculation.
23788 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
23789 (*movoi_internal_avx): Update XI mode attribute calculation.
23790 (*movti_internal): Ditto.
23792 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23794 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
23795 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
23797 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
23799 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
23800 statement on instruction code. Remove trailing spaces.
23801 (altivec_expand_stv_builtin): Likewise.
23803 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23805 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
23806 (TARGET_FPU_DOUBLE): Simplify.
23807 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
23808 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
23809 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
23810 with 'TARGET_FPU_DOUBLE'.
23811 * config/sh/sh.md: Likewise.
23813 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
23815 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
23816 SH_DIV_STR_FOR_SIZE): Remove.
23817 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
23818 SH_DIV_STR_FOR_SIZE): Remove.
23820 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23822 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
23823 logical_reg_operand): Delete.
23824 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
23825 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
23826 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
23827 match_operand and match_test.
23828 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
23829 variables on their first use. Return bool values.
23830 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
23831 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
23832 arith_reg_operand for input operand. Remove empty constraints.
23834 (*xorsi3_compact): Rename to xorsi3.
23835 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
23836 (*zero_extend<mode>si2_disp_mem): Update comment.
23839 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
23841 * config/sh/t-sh: Remove SH5 support.
23842 * config.gcc: Likewise.
23843 * configure: Likewise.
23845 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23847 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
23849 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
23851 * config/sh/sh.c (register_sh_passes, sh_option_override,
23852 sh_print_operand, prepare_move_operands,
23853 sh_can_follow_jump): Remove TARGET_SH1 checks.
23854 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
23855 PROMOTE_MODE): Likewise.
23856 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
23859 2016-04-30 Alan Modra <amodra@gmail.com>
23861 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
23862 restoring when fixed_reg_p, but allow out-of-line or stmw save.
23863 Check for user regs later to avoid unnecessary looping over regs.
23864 Merge user reg check with non-saved reg check. Don't force
23865 inline VR restore when static chain used.
23866 (rs6000_frame_related): Omit eh_frame info for user regs when
23868 (fixed_regs_p): Delete.
23870 2016-04-30 Alan Modra <amodra@gmail.com>
23872 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
23873 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
23876 2016-04-30 Alan Modra <amodra@gmail.com>
23879 * config/rs6000/rs6000.c (fixed_reg_p): New function.
23880 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
23883 2016-04-30 Alan Modra <amodra@gmail.com>
23885 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
23886 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
23887 flag_pic test for Darwin.
23889 2016-04-30 Alan Modra <amodra@gmail.com>
23891 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
23892 throw_calls_crossed.
23893 (REG_FREQ_CALLS_CROSSED): Delete.
23894 (REG_N_THROWING_CALLS_CROSSED): Delete.
23895 * regstat.c (regstat_bb_compute_ri): Don't calculate
23896 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
23897 (dump_reg_info): Don't print call cross frequency.
23898 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
23899 and REG_N_THROWING_CALLS_CROSSED.
23901 2016-04-30 Alan Modra <amodra@gmail.com>
23903 * regs.h (struct reg_info_t): Delete live_length.
23904 (REG_LIVE_LENGTH): Delete macro.
23905 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
23906 local_live, local_processed and local_live_last_luid params.
23907 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
23909 (regstat_compute_ri): Adjust for above. Don't set
23911 (dump_reg_info): Don't print live length.
23912 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
23913 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
23914 Localize loop_depth var.
23916 2016-04-30 Alan Modra <amodra@gmail.com>
23918 * ira.c (enum valid_equiv): New.
23919 (validate_equiv_mem): Return enum.
23920 (update_equiv_mem): Create replacement in more cases.
23921 (add_store_equivs): Update validate_equiv_mem call.
23923 2016-04-30 Alan Modra <amodra@gmail.com>
23925 * ira.c (combine_and_move_insns): Rather than scanning insns,
23926 use DF infrastucture to find use and def insns.
23928 2016-04-30 Alan Modra <amodra@gmail.com>
23930 ira.c (combine_and_move_insns): Move invariant conditions..
23931 (ira.c): ..to here. Call combine_and_move_insns before
23932 add_store_equivs. Call grow_reg_equivs later. Allocate
23933 req_equiv later using max_reg_num() rather than global max_regno.
23934 (contains_replace_regs): Delete.
23935 (add_store_equivs): Remove contains_replace_regs test.
23937 2016-04-30 Alan Modra <amodra@gmail.com>
23939 * ira.c (struct equiv_mem_data): New.
23940 (equiv_mem, equiv_mem_modified): Delete static vars.
23941 (validate_equiv_mem_from_store): Use "data" param to communicate..
23942 (validate_equiv_mem): ..from here.
23944 2016-04-30 Alan Modra <amodra@gmail.com>
23946 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
23948 (update_reg_equivs): ..here. Move allocation and freeing of
23949 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
23950 end_alias_analysis to..
23953 2016-04-30 Alan Modra <amodra@gmail.com>
23955 * ira.c (pdx_subregs): Delete.
23956 (struct equivalence): Add pdx_subregs field.
23957 (set_paradoxical_subreg): Remove pdx_subregs param. Update
23958 pdx_subregs access.
23959 (update_equiv_regs): Don't create or free pdx_subregs. Update
23960 pdx_subregs access.
23962 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23964 * config/rs6000/altivec.h: Change definitions of vec_xl and
23966 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
23967 (LD_ELEMREV_V2DI): New.
23968 (LD_ELEMREV_V4SF): New.
23969 (LD_ELEMREV_V4SI): New.
23970 (LD_ELEMREV_V8HI): New.
23971 (LD_ELEMREV_V16QI): New.
23972 (ST_ELEMREV_V2DF): New.
23973 (ST_ELEMREV_V2DI): New.
23974 (ST_ELEMREV_V4SF): New.
23975 (ST_ELEMREV_V4SI): New.
23976 (ST_ELEMREV_V8HI): New.
23977 (ST_ELEMREV_V16QI): New.
23980 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23981 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
23982 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
23983 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
23984 (altivec_expand_builtin): Add handling for
23985 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
23986 (rs6000_invalid_builtin): Add error-checking for
23987 RS6000_BTM_P9_VECTOR.
23988 (altivec_init_builtins): Define builtins used to implement vec_xl
23990 (rs6000_builtin_mask_names): Define power9-vector.
23991 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
23992 (RS6000_BTM_P9_VECTOR): Define.
23993 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
23994 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
23995 (vsx_ld_elemrev_v2df): Likewise.
23996 (vsx_ld_elemrev_v4sf): Likewise.
23997 (vsx_ld_elemrev_v4si): Likewise.
23998 (vsx_ld_elemrev_v8hi): Likewise.
23999 (vsx_ld_elemrev_v16qi): Likewise.
24000 (vsx_st_elemrev_v2df): Likewise.
24001 (vsx_st_elemrev_v2di): Likewise.
24002 (vsx_st_elemrev_v4sf): Likewise.
24003 (vsx_st_elemrev_v4si): Likewise.
24004 (vsx_st_elemrev_v8hi): Likewise.
24005 (vsx_st_elemrev_v16qi): Likewise.
24006 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
24009 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
24011 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
24013 (simplify_control_stmt_condition_1): ... here. Recurse into
24014 BIT_AND_EXPRs and BIT_IOR_EXPRs.
24016 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
24019 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
24020 (zero_extendqi<mode>2_dot): Revert earlier conversion from
24021 define_insn_and_split to define_insn.
24022 (zero_extendqi<mode>2_dot2): Same.
24023 (extendqi<mode>2_dot): Same.
24024 (extendqi<mode>2_dot2): Same.
24026 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24028 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
24029 (probe_stack): New expander.
24030 (probe_stack_<mode>): New insn pattern.
24032 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24034 * config/i386/i386.md
24035 (operations with memory inputs setting flags peephole2):
24036 Remove uneeded REG_P checks. Cleanup pattern generation.
24038 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
24040 * tree-vect-loop.c (vect_transform_loop): Fix
24041 nb_iterations_upper_bound computation for vectorized loop.
24043 2016-04-29 Marek Polacek <polacek@redhat.com>
24044 Jakub Jelinek <jakub@redhat.com>
24047 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
24048 TARGET_EXPR_SLOT as a base.
24050 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
24052 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
24053 with 'rCm2' constraints to limit possible immediate size.
24054 (*load_zeroextendqisi_update): Likewise.
24055 (*load_signextendqisi_update): Likewise.
24056 (*loadhi_update): Likewise.
24057 (*load_zeroextendhisi_update): Likewise.
24058 (*load_signextendhisi_update): Likewise.
24059 (*loadsi_update): Likewise.
24060 (*loadsf_update): Likewise.
24062 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24064 * config/i386/predicates.md (constm1_operand): Fix comparison.
24066 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24068 * testsuite/gcc.target/arc/ieee_eq.c: New test.
24070 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
24072 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
24073 remaining SH5 related settings.
24074 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
24075 shmedia_prepare_call_address): Delete.
24076 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
24077 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
24078 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
24079 UNSUPPORTED_SH2A): Remove m5 checks.
24080 (sh_divide_strategy_e): Remove SH5 division strategies.
24081 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
24082 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
24084 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24086 * config/s390/s390.c (s390_rtx_costs): Update documentation.
24088 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24090 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
24091 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
24092 Change lder to ldr.
24093 * config/s390/vector.md ("mov<mode>"): Likewise.
24095 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
24097 * config/s390/constraints.md ("U", "W"): Invoke
24098 s390_mem_constraint with "ZR" and "ZT".
24099 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
24100 addresses when using LRA. Accept also short displacements for S
24101 and T constraints. Do not check for long displacement target for
24102 S and T constraints.
24103 (s390_mem_constraint): Remove handling of U and W constraints.
24104 * config/s390/s390.md (various patterns): Remove the short
24105 displacement constraints (Q and R) if a long displacement
24106 constraint is present. Add longdisp as required CPU capability.
24107 * config/s390/vector.md: Likewise.
24108 * config/s390/vx-builtins.md: Likewise.
24110 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24113 * reload1.c (reload): Call finish_spills before
24114 restarting reload loop. Skip select_reload_regs
24115 if update_eliminables_and_spill returns true.
24117 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24119 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
24120 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
24121 (umulhisi3_imm): Update predicates and constraint letters.
24122 (umulhisi3_reg): Declare instruction as commutative.
24123 * config/arc/constraints.md (J12, J16): New constraints.
24124 * config/arc/predicates.md (short_unsigned_const_operand): New
24126 (arc_short_operand): Likewise.
24127 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
24129 2016-04-29 Richard Biener <rguenther@suse.de>
24131 PR tree-optimization/13962
24132 PR tree-optimization/65686
24133 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
24134 * tree-ssa-alias.c (ptrs_compare_unequal): New function
24135 using PTA to compare pointers.
24136 * match.pd: Add pattern for pointer equality compare simplification
24137 using ptrs_compare_unequal.
24139 2016-04-29 Richard Biener <rguenther@suse.de>
24141 * stor-layout.c (layout_type): Do not build a pointer-to-element
24144 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24146 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
24147 Use SWI mode iterator. Use general_reg_operand predicate.
24148 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
24149 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
24152 2016-04-29 Jakub Jelinek <jakub@redhat.com>
24154 PR middle-end/70843
24155 * fold-const.c (operand_equal_p): Don't verify hash value equality
24157 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
24160 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24163 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
24164 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
24165 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
24166 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
24167 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
24169 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24171 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
24172 to info. Don't initialize separate fields to 0. Clean up
24175 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24177 * config/i386/i386.md (peephole2s for operations with memory inputs):
24178 Use SWI mode iterator.
24179 (peephole2s for operations with memory outputs): Ditto.
24180 Do not check for stack checking probe.
24182 (probe_stack): Remove expander.
24184 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24185 Andrew Burgess <andrew.burgess@embecosm.com>
24187 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
24188 operands as 32-bits.
24190 2016-04-28 Jason Merrill <jason@redhat.com>
24192 * gdbinit.in: Skip line-map.h.
24194 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24195 Andrew Burgess <andrew.burgess@embecosm.com>
24197 * config/arc/arc.c (arc_conditional_register_usage): Take
24198 TARGET_RRQ_CLASS into account.
24199 (arc_print_operand): Support printing 'p' and 's' operands.
24200 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
24202 (TARGET_RRQ_CLASS): Define.
24203 (IS_POWEROF2_OR_0_P): Define.
24204 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
24206 (*tst_movb): New define_insn.
24207 (*tst): Avoid recognition if it could prevent '*tst_movb'
24208 combination; replace c/CnL with c/Chs alternative.
24209 (*tst_bitfield_tst): New define_insn.
24210 (*tst_bitfield_asr): New define_insn.
24211 (*tst_bitfield): New define_insn.
24212 (andsi3_i): Add Rrq variant.
24213 (extzv): New define_expand.
24214 (insv): New define_expand.
24215 (*insv_i): New define_insn.
24216 (*movb): New define_insn.
24217 (*movb_signed): New define_insn.
24218 (*movb_high): New define_insn.
24219 (*movb_high_signed): New define_insn.
24220 (*movb_high_signed + 1): New define_split pattern.
24221 (*mrgb): New define_insn.
24222 (*mrgb + 1): New define_peephole2 pattern.
24223 (*mrgb + 2): New define_peephole2 pattern.
24224 * config/arc/arc.opt (mbitops): New option for nps400, uses
24225 TARGET_NPS_BITOPS_DEFAULT.
24226 * config/arc/constraints.md (q): Make register class conditional.
24227 (Rrq): New register constraint.
24228 (Chs): New constraint.
24229 (Clo): New constraint.
24230 (Chi): New constraint.
24231 (Cbf): New constraint.
24232 (Cbn): New constraint.
24233 (C18): New constraint.
24234 (Cbi): New constraint.
24236 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24238 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
24240 (bitmap_intersection_of_preds): Ditto.
24241 (bitmap_union_of_succs): Ditto.
24242 (bitmap_union_of_preds): Ditto.
24243 * sbitmap.c (do_popcount): Delete.
24244 (BITMAP_DEBUGGING): Delete.
24245 (sbitmap_verify_popcount): Delete.
24246 (sbitmap_alloc): Don't initialize the popcount field.
24247 (sbitmap_alloc_with_popcount): Delete.
24248 (sbitmap_resize): Don't resize the popcount array.
24249 (sbitmap_vector_alloc): Don't initialize the popcount field.
24250 (bitmap_copy): Don't copy the popcount array.
24251 (bitmap_clear): Don't clear the popcount array.
24252 (bitmap_clear): Delete the popcount array handling.
24253 (bitmap_ior_and_compl): Delete the popcount assert.
24254 (bitmap_not): Ditto.
24255 (bitmap_and_compl): Ditto.
24256 (bitmap_and): Delete the popcount array handling.
24257 (bitmap_xor): Ditto.
24258 (bitmap_ior): Ditto.
24259 (bitmap_or_and): Delete the popcount assert.
24260 (bitmap_and_or): Ditto.
24261 (popcount_table): Delete.
24262 (sbitmap_elt_popcount): Delete.
24263 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
24264 (bitmap_set_bit): Delete the popcount assert.
24265 (bitmap_clear_bit): Ditto.
24266 (sbitmap_free): Don't free the popcount array.
24267 (sbitmap_alloc_with_popcount): Delete declaration.
24268 (sbitmap_popcount): Ditto.
24270 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24271 Andrew Burgess <andrew.burgess@embecosm.com>
24273 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
24274 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
24275 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
24276 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
24277 * config/arc/arc.opt (mcmem): New option.
24278 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
24279 supply length for r/m alternative.
24280 (*extendqisi2_ac): Likewise.
24281 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
24283 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
24284 (movhi_insn): Likewise.
24285 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
24286 (*zero_extendqihi2_i): Add r/Ucm alternative.
24287 (*zero_extendqisi2_ac): Likewise.
24288 (*zero_extendhisi2_i): Likewise.
24289 * config/arc/constraints.md (Uex): New memory constraint.
24290 (Ucm): New define_constraint.
24291 * config/arc/predicates.md (long_immediate_loadstore_operand):
24292 Return 0 for MEM with cmem_address address.
24293 (cmem_address_0): New predicates.
24294 (cmem_address_1): Likewise.
24295 (cmem_address_2): Likewise.
24296 (cmem_address): Likewise.
24298 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24300 * config/rs6000/rs6000.c (machine_function): Rename
24301 insn_chain_scanned_p to spe_insn_chain_scanned_p.
24302 (rs6000_stack_info): Adjust.
24304 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24305 Andrew Burgess <andrew.burgess@embecosm.com>
24307 * config/arc/constraints.md (Usd): Convert to define_constraint.
24311 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24314 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
24315 Add new peephole2 where the first insn is *mov<mode>_or instead of
24316 *mov<mode>_internal.
24318 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
24320 * tracer.c (bb_seen): Make static.
24322 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
24324 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
24325 support, setup defaults.
24326 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
24327 * config/arc/arc.c (arc_init): Add NPS400 support.
24328 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
24329 (TARGET_ARC700): NPS400 is also an ARC700.
24330 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
24332 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24335 * config/nds32/nds32.md (casesi): Don't access the operands array
24338 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24340 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
24341 (or $-1,reg peephole2): Ditto.
24342 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
24344 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
24346 * doc/extend.texi (Common Function Attributes) [optimize]:
24347 Discourage use of the optimize attribute.
24349 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
24351 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
24352 special case builtin.
24353 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
24354 ALTIVEC_BUILTIN_VEC_ADDE.
24355 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
24356 support for ALTIVEC_BUILTIN_VEC_ADDE.
24357 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
24358 for __builtin_vec_adde.
24360 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24362 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
24363 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
24365 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24368 * doc/sourcebuild.texi (Effective-Target Keywords, Other
24369 attributes): Document cilkplus_runtime.
24371 2016-04-28 Martin Jambor <mjambor@suse.cz>
24373 * tree-cfg.c (verify_expr): Verify that local declarations belong to
24374 this function. Call verify_expr on MEM_REFs and bases of other
24375 handled_components.
24377 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24379 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
24380 for WORD_REGISTER_OPERATIONS to runtime check.
24382 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24384 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
24386 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24388 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
24389 big-endian compilation.
24390 * config/arc/arc.md (addf3): Likewise.
24391 (subdf3): Likewise.
24392 (muldf3): Likewise.
24394 2016-04-28 Richard Biener <rguenther@suse.de>
24396 PR tree-optimization/70840
24397 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
24398 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
24399 Mark x * pow(x,c) -> pow(x,c+1) commutative.
24400 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
24402 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24404 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
24405 and explain why in a comment.
24407 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24409 * config/arc/arc.md (cpu_facility): Add fpx variant.
24410 (subdf3): Prohibit use reverse sub when assist operations option
24412 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
24413 instructions only when FPX is enabled.
24414 * testsuite/gcc.target/arc/trsub.c: New test.
24416 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24418 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
24419 mult_operator when calculating "type" attribute.
24420 (*fop_<mode>_1_i387): Ditto.
24421 (*fop_xf_1_i387): Ditto.
24422 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
24423 Use std::swap to swap operands. Use RTL expressions to generate
24426 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24427 Joern Rennecke <joern.rennecke@embecosm.com>
24429 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
24431 (emit_pic_move): Remove.
24432 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
24433 * config/arc/arc.c (emit_pic_move): Removed.
24434 (TARGET_HAVE_TLS): Define.
24435 (arc_conditional_register_usage): Test for arc_tp_regno.
24436 (arc_print_operand, arc_print_operand_address): Handle TLS
24438 (arc_needs_pcl_p): New function.
24439 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
24440 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
24441 (arc_raw_symbolic_reference_mentioned_p): Likewise.
24442 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
24443 (arc_legitimize_tls_address): Likewise.
24444 (DTPOFF_ZERO_SYM): Define.
24445 (arc_legitimize_pic_address): Make it static, handle TLS cases.
24446 (arc_output_pic_addr_const): Print TLS unspecs.
24447 (prepare_pic_move): New function, replaces emit_pic_move.
24448 (arc_legitimate_constant_p): Handle TLS unspecs.
24449 (arc_legitimate_address_p): Likewise.
24450 (arc_rewrite_small_data_p): Use assert for TLS constants.
24451 (prepare_move_operands): Use prepare_pic_move.
24452 (arc_legitimize_address): Legitimize tls addresses.
24453 (arc_epilogue_uses): Check for arc_tp_regno.
24454 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
24455 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
24457 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
24459 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
24460 %(arc_tls_extra_start_spec).
24461 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
24462 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
24464 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
24465 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
24466 (UNSPEC_TLS_OFF): Add.
24468 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
24469 (get_thread_pointersi): New patterns.
24470 * config/arc/arc.opt (mtp-regno): New option.
24471 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
24472 (move_dest_operand): Likewise.
24473 * configure: Regenerate.
24474 * configure.ac: Add arc*-*-* case to test for tls.
24475 * doc/invoke.texi (ARC options): Document mtp-regno.
24477 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24479 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
24480 the new ARC HS SIMD instructions.
24481 (arc_preferred_simd_mode): New function.
24482 (arc_autovectorize_vector_sizes): Likewise.
24483 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
24484 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
24485 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
24486 (arc_init_builtins): Add new SIMD builtin types.
24487 (arc_split_move): Handle 64 bit vector moves.
24488 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
24489 (TARGET_PLUS_QMACW): Define.
24490 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
24491 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
24492 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
24493 (VSUBADD4H): New builtins.
24494 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
24495 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
24497 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
24498 Matthias Klose <doko@debian.org>
24500 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
24502 2016-04-28 Richard Biener <rguenther@suse.de>
24504 PR middle-end/70777
24505 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
24508 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
24510 * common/config/sh/sh-common.c: Remove SH5 support.
24511 * config/sh/constraints.md: Likewise.
24512 * config/sh/config/sh/elf.h: Likewise.
24513 * config/sh/linux.h: Likewise.
24514 * config/sh/netbsd-elf.h: Likewise.
24515 * config/sh/predicates.md: Likewise.
24516 * config/sh/sh-c.c: Likewise.
24517 * config/sh/sh-protos.h: Likewise.
24518 * config/sh/sh.c: Likewise.
24519 * config/sh/sh.h: Likewise.
24520 * config/sh/sh.md: Likewise.
24521 * config/sh/sh.opt: Likewise.
24522 * config/sh/sync.md: Likewise.
24523 * config/sh/sh64.h: Delete.
24524 * config/sh/shmedia.h: Likewise.
24525 * config/sh/shmedia.md: Likewise.
24526 * config/sh/sshmedia.h: Likewise.
24527 * config/sh/t-netbsd-sh5-64: Likewise.
24528 * config/sh/t-sh64: Likewise.
24529 * config/sh/ushmedia.h: Likewise.
24531 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24533 * config/i386/i386.md (sign_extend to memory peephole2s): Use
24534 general_reg_operand instead of register_operand predicate.
24536 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24538 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
24540 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
24542 * match.pd (A - B > A, A + B < A): New transformations.
24544 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
24546 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
24547 which defaults to true. Emit an outer pair of parentheses only if
24548 EMIT_PARENS. When continuing a chain of && or || (or & or |),
24549 don't emit parentheses for the right-hand operand.
24551 2016-04-27 Jeff Law <law@redhat.com>
24553 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
24555 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24557 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
24558 (altivec_lvx_<mode>_internal): Document.
24559 (altivec_lvx_<mode>_2op): New define_insn.
24560 (altivec_lvx_<mode>_1op): Likewise.
24561 (altivec_lvx_<mode>_2op_si): Likewise.
24562 (altivec_lvx_<mode>_1op_si): Likewise.
24563 (altivec_stvx_<mode>): Remove.
24564 (altivec_stvx_<mode>_internal): Document.
24565 (altivec_stvx_<mode>_2op): New define_insn.
24566 (altivec_stvx_<mode>_1op): Likewise.
24567 (altivec_stvx_<mode>_2op_si): Likewise.
24568 (altivec_stvx_<mode>_1op_si): Likewise.
24569 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24570 Expand vec_ld and vec_st during parsing.
24571 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
24573 (altivec_expand_stvx_be): Likewise.
24574 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
24575 address-masking behavior in RTL.
24576 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
24577 address-masking behavior in RTL.
24578 (altivec_expand_builtin): Change builtin code arguments for calls
24579 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
24580 (insn_is_swappable_p): Avoid incorrect swap optimization in the
24581 presence of lvx/stvx patterns.
24582 (alignment_with_canonical_addr): New function.
24583 (alignment_mask): Likewise.
24584 (find_alignment_op): Likewise.
24585 (recombine_lvx_pattern): Likewise.
24586 (recombine_stvx_pattern): Likewise.
24587 (recombine_lvx_stvx_patterns): Likewise.
24588 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
24589 stvx patterns from expand.
24590 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
24592 (vector_altivec_store_<mode>): Likewise.
24594 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
24596 * config/aarch64/aarch64.md
24597 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
24598 remove the "fp" attributes.
24599 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
24600 add the "simd" attributes.
24601 (*movdf_aarch64): Likewise.
24602 (*movtf_aarch64): Remove the "fp" attributes.
24603 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
24604 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
24606 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24608 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
24609 rtx to rtx_code_label *.
24610 * rtl.h (maybe_set_first_label_num): Likewise.
24612 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24614 * df-core.c (df_add_problem): Make the problem param be const.
24615 (df_remove_problem): Make local "problem" be const.
24616 * df-problems.c (problem_RD): Make const.
24617 (problem_LR): Likewise.
24618 (problem_LIVE): Likewise.
24619 (problem_MIR): Likewise.
24620 (problem_CHAIN): Likewise.
24621 (problem_WORD_LR): Likewise.
24622 (problem_NOTE): Likewise.
24623 (problem_MD): Likewise.
24624 * df-scan.c (problem_SCAN): Likewise.
24625 * df.h (struct df_problem): Make field "dependent_problem" be
24627 (struct dataflow): Likewise for field "problem".
24628 (df_add_problem): Make param const.
24630 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
24632 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
24633 inter-unit moves to/from vector registers are enabled. Do not disable
24636 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24638 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
24639 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
24641 (enum df_problem_id): ...this new enum.
24642 (struct df_problem): Convert field "id" from "int" to
24643 enum df_problem_id.
24645 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24647 * rtl.def: Update comment for "things in the instruction chain" to
24648 reflect the removal of the leading "i" field for INSN_UID in
24649 r210360. Fix bogus apostrophe.
24651 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
24653 * config/i386/i386.md
24654 (lea arith with mem operand + setcc peephole2): Set operator mode.
24656 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
24659 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
24660 (dimode_scalar_to_vector_candidate_p): This.
24661 (timode_scalar_to_vector_candidate_p): New function.
24662 (scalar_to_vector_candidate_p): Likewise.
24663 (timode_check_non_convertible_regs): Likewise.
24664 (timode_remove_non_convertible_regs): Likewise.
24665 (remove_non_convertible_regs): Likewise.
24666 (remove_non_convertible_regs): Renamed to ...
24667 (dimode_remove_non_convertible_regs): This.
24668 (scalar_chain::~scalar_chain): Make it virtual.
24669 (scalar_chain::compute_convert_gain): Make it pure virtual.
24670 (scalar_chain::mark_dual_mode_def): Likewise.
24671 (scalar_chain::convert_insn): Likewise.
24672 (scalar_chain::convert_registers): Likewise.
24673 (scalar_chain::add_to_queue): Make it protected.
24674 (scalar_chain::emit_conversion_insns): Likewise.
24675 (scalar_chain::replace_with_subreg): Likewise.
24676 (scalar_chain::replace_with_subreg_in_insn): Likewise.
24677 (scalar_chain::convert_op): Likewise.
24678 (scalar_chain::convert_reg): Likewise.
24679 (scalar_chain::make_vector_copies): Likewise.
24680 (scalar_chain::convert_registers): New pure virtual function.
24681 (class dimode_scalar_chain): New class.
24682 (class timode_scalar_chain): Likewise.
24683 (scalar_chain::mark_dual_mode_def): Renamed to ...
24684 (dimode_scalar_chain::mark_dual_mode_def): This.
24685 (timode_scalar_chain::mark_dual_mode_def): New function.
24686 (timode_scalar_chain::convert_insn): Likewise.
24687 (dimode_scalar_chain::convert_registers): Likewise.
24688 (scalar_chain::compute_convert_gain): Renamed to ...
24689 (dimode_scalar_chain::compute_convert_gain): This.
24690 (scalar_chain::replace_with_subreg): Renamed to ...
24691 (dimode_scalar_chain::replace_with_subreg): This.
24692 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
24693 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
24694 (scalar_chain::make_vector_copies): Renamed to ...
24695 (dimode_scalar_chain::make_vector_copies): This.
24696 (scalar_chain::convert_reg): Renamed to ...
24697 (dimode_scalar_chain::convert_reg ): This.
24698 (scalar_chain::convert_op): Renamed to ...
24699 (dimode_scalar_chain::convert_op): This.
24700 (scalar_chain::convert_insn): Renamed to ...
24701 (dimode_scalar_chain::convert_insn): This.
24702 (scalar_chain::convert): Call convert_registers.
24703 (convert_scalars_to_vector): Change to scalar_chain pointer to
24704 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
24705 in 32-bit mode. Delete scalar_chain pointer. Call
24706 free_dominance_info in 64-bit mode.
24707 (pass_stv::gate): Remove TARGET_64BIT check.
24708 (ix86_option_override): Put the 64-bit STV pass before the CSE
24711 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
24713 * dwarf2out.h (struct dw_loc_descr_node): Remove the
24714 dw_loc_frame_offset field.
24715 * dwarf2out.c (new_loc_descr): Likewise.
24716 (resolve_args_picking_1): Turn the VISITED hash set into a
24717 FRAME_OFFSET hash map. Use it to associate a frame offset to
24718 visited nodes. Remove uses of the CHECKING_P macro.
24719 (resolve_args_picking): Update call to resolve_args_picking_1.
24721 2016-04-27 Martin Liska <mliska@suse.cz>
24723 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
24724 (free_loop_data): Release vuses of groups.
24726 2016-04-27 Bin Cheng <bin.cheng@arm.com>
24728 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
24729 instead of redundant use_id and boolean have_use_for.
24730 (struct iv_use): Change sub_id into group_id. Remove field next.
24731 Move fields: related_cands, n_map_members, cost_map and selected
24733 (struct iv_group): ... here. New structure.
24734 (struct iv_common_cand): Use structure declaration directly.
24735 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
24736 (MAX_CONSIDERED_USES): Rename macro to ...
24737 (MAX_CONSIDERED_GROUPS): ... here.
24738 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
24739 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
24740 (dump_uses): Rename to ...
24741 (dump_groups): ... here. Update all uses.
24742 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
24743 (find_induction_variables): Refactor format of dump information.
24744 (record_sub_use): Delete.
24745 (record_use): Update all uses.
24746 (record_group): New function.
24747 (record_group_use, find_interesting_uses_op): Call above functions.
24749 (find_interesting_uses_cond): Ditto.
24750 (group_compare_offset): New function.
24751 (split_all_small_groups): Rename to ...
24752 (split_small_address_groups_p): ... here. Update all uses.
24753 (split_address_groups): Update all uses.
24754 (find_interesting_uses): Refactor format of dump information.
24755 (add_candidate_1): Update all uses. Remove redundant check on iv,
24757 (add_candidate, record_common_cand): Remove redundant assert.
24758 (add_iv_candidate_for_biv): Update use.
24759 (add_iv_candidate_derived_from_uses): Update all uses.
24760 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
24761 (alloc_use_cost_map): Ditto.
24762 (set_use_iv_cost, get_use_iv_cost): Rename to ...
24763 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
24764 (determine_use_iv_cost_generic): Ditto.
24765 (determine_group_iv_cost_generic): Ditto.
24766 (determine_use_iv_cost_address): Ditto.
24767 (determine_group_iv_cost_address): Ditto.
24768 (determine_use_iv_cost_condition): Ditto.
24769 (determine_group_iv_cost_cond): Ditto.
24770 (determine_use_iv_cost): Ditto.
24771 (determine_group_iv_cost): Ditto.
24772 (set_autoinc_for_original_candidates): Update all uses.
24773 (find_iv_candidates): Update all uses. Refactor dump information.
24774 (determine_use_iv_costs): Ditto.
24775 (determine_iv_costs): Ditto.
24776 (iv_ca_cand_for_use): Rename to ...
24777 (iv_ca_cand_for_group): ... here. Update all uses.
24778 (iv_ca_add_use, iv_ca_add_group): Ditto.
24779 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
24780 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
24781 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
24782 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
24783 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
24784 (create_new_iv, adjust_iv_update_pos): Ditto.
24785 (rewrite_use_address): Delete.
24786 (rewrite_use_address_1): Rename to ...
24787 (rewrite_use_address): ... here.
24788 (rewrite_use_compare): Update all uses.
24789 (rewrite_use): Delete.
24790 (rewrite_uses): Rename to ...
24791 (rewrite_groups): ... here. Update all uses.
24792 (remove_unused_ivs, free_loop_data): Update all uses.
24793 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
24795 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24797 * rtlanal.c (nonzero_bits1): Convert preprocessor check
24798 for WORD_REGISTER_OPERATIONS to runtime check.
24800 2016-04-27 Richard Biener <rguenther@suse.de>
24803 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
24804 aggregate_value_p to determine if a function result is
24805 returned by reference.
24806 (ipa_pta_execute): Functions having their address taken are
24807 not automatically nonlocal.
24809 2016-04-27 Jakub Jelinek <jakub@redhat.com>
24812 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
24813 * fold-const.c (operand_equal_p): If flag_checking and
24814 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
24815 and if it returns non-zero, assert iterative_hash_expr on both
24818 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
24820 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
24822 2016-04-27 Nick Clifton <nickc@redhat.com>
24824 PR middle-end/49889
24825 * varasm.c (merge_weak): Generate an error if an attempt is made
24826 to convert a non-weak static function into a weak, public function.
24828 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24830 * params.def (MAX_PARTITION_SIZE): New param.
24831 * doc/invoke.texi: Document lto-max-partition.
24833 2016-04-27 Richard Biener <rguenther@suse.de>
24836 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
24837 function cummulating used_from_other_partition, externally_visible
24838 and force_output from aliases.
24839 (refered_from_nonlocal_var): Likewise.
24840 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
24841 node flags properly.
24843 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
24845 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
24846 (-Wmemset-elt-size): New item.
24848 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
24851 * stor-layout.h (internal_reference_types): Delete.
24852 * stor-layout.c (reference_types_internal): Likewise.
24853 (internal_reference_types): Likewise.
24854 (layout_type) <REFERENCE_TYPE>: Adjust.
24856 2016-04-27 Jakub Jelinek <jakub@redhat.com>
24859 * tree.h (inchash::add_expr): Add FLAGS argument.
24860 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
24861 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
24862 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
24863 Formatting fix. Adjust recursive calls. For tcc_comparison,
24864 if swap_tree_comparison (code) is smaller than code, hash that
24865 and arguments in the other order. Hash CONVERT_EXPR the same
24866 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
24867 of ADDR_EXPR of decl as the decl itself. Add or remove
24868 OEP_ADDRESS_OF from recursive flags as needed. For
24869 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
24870 operands commutatively and only the third one normally.
24871 For internal CALL_EXPR hash in CALL_EXPR_IFN.
24873 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
24875 * config/rtems.h (LIB_SPEC): Add -latomic.
24877 2016-04-27 Joel Sherrill <joel@rtems.org>
24879 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
24880 xilink.ld and flags not relevant to RTEMS.
24882 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
24884 * toplev.c (backend_init_target): Avoid calling init_reload when using
24887 2016-04-26 Jakub Jelinek <jakub@redhat.com>
24889 * reorg.c (try_merge_delay_insns): Declare i and j inside the
24890 for loops rather than one for the whole function.
24892 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
24894 * match.pd (X + CST CMP X): New transformation.
24896 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
24898 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
24899 * fold-const.c (fold_binary_loc): Remove 2 transformations
24900 superseded by match.pd.
24901 * match.pd (x+x -> x*2): Generalize to integers.
24903 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
24905 * config/i386/i386.md (operation on memory peephole): Duplicate an
24906 existing peephole and adapt it to match lea rather than an operation
24909 PR rtl-optimization/57193
24910 * opts.c (default_options_table): Add OPT_frename_registers at -O2
24912 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
24914 2016-04-26 Bin Cheng <bin.cheng@arm.com>
24916 * tree-if-conv.c (any_pred_load_store): New static variable.
24917 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
24918 any_pred_load_store instead of and_mask_load_store.
24919 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
24920 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
24921 (combine_blocks, tree_if_conversion): Ditto.
24923 2016-04-26 Bin Cheng <bin.cheng@arm.com>
24925 PR tree-optimization/70771
24926 PR tree-optimization/70775
24927 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
24928 virtual PHI nodes. Delete parameter.
24929 (if_convertible_loop_p_1): Delete argument to above function.
24930 (predicate_all_scalar_phis): Delete code handling single-argument
24932 (tree_if_conversion): Mark and update virtual SSA.
24934 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24937 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
24938 (x86_elf_aligned_common): Rename to ...
24939 (x86_elf_aligned_decl_common): ... this.
24940 Add decl arg. Switch to .lbss for largecomm object. Use
24941 LARGECOMM_SECTION_ASM_OP.
24942 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
24944 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
24945 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
24947 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
24948 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
24950 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24953 * config/i386/i386.c (SECTION_LARGE): Define.
24954 (x86_64_elf_select_section): Set it for large data/bss sections.
24955 Only clear SECTION_WRITE for .lrodata.
24956 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
24958 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
24959 * varasm.c (default_elf_asm_named_section): Grow flagchars.
24960 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
24962 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
24963 * doc/tm.texi: Regenerate.
24965 2016-04-26 Jakub Jelinek <jakub@redhat.com>
24968 * configure.ac (--enable-checking): Document extra flag, for
24969 non-release builds default to --enable-checking=yes,extra.
24970 If misc checking and extra checking, define CHECKING_P to 2 instead
24972 * common.opt (fchecking=): Add.
24973 * doc/invoke.texi (-fchecking=): Document.
24974 * doc/install.texi: Document --enable-checking changes.
24975 * configure: Regenerated.
24976 * config.in: Regenerated.
24978 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24980 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
24981 attribute instead of which_alternative.
24982 * config/i386/sse.md (*mov<mode>_internal): Ditto.
24983 Use EXT_REX_SSE_REG_P where appropriate.
24985 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24987 * config/i386/predicates.md (const0_operand): Do not match
24988 const_wide_int code.
24989 (const1_operand): Ditto.
24991 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24993 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
24994 for SSE constm1 operands and TARGET_AVX512VL.
24995 (*movti_internal): Ditto.
24996 (*mov<mode>_or): Use constm1_operand predicate.
24997 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
24998 for SSE vector_all_ones operands and TARGET_AVX512VL.
24999 * config/i386/predicates.md (constm1_operand): New predicate.
25000 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
25001 emission of constant -1 load.
25003 2016-04-25 Jason Merrill <jason@redhat.com>
25005 * gdbinit.in: Skip is-a.h.
25007 * attribs.c (register_scoped_attributes): Fix logic.
25008 * attribs.h: Declare register_scoped_attributes.
25010 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25012 * config/rs6000/rs6000-builtin.def: Correct pasto error for
25013 stxvd2x and stxvw4x built-in functions.
25015 2016-04-25 DJ Delorie <dj@redhat.com>
25017 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
25018 (ashrhi3): Likewise.
25019 (lshrhi3): Likewise.
25021 2016-04-25 Richard Biener <rguenther@suse.de>
25023 PR tree-optimization/70780
25024 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
25025 wasn't visited yet.
25026 (compute_antic): Mark blocks with abnormal preds as visited as
25027 they have a final empty antic-in solution already.
25029 2016-04-25 Michael Collison <michael.collison@linaro.org>
25031 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
25033 2016-04-25 Michael Collison <michael.collison@linaro.org>
25035 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
25036 mode is VQI to improve mixed mode vectorization.
25037 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
25038 define_insn to match low half of signed vaddw.
25039 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
25040 define_insn to match high half of signed vaddw.
25041 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
25042 define_insn to match low half of unsigned vaddw.
25043 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
25044 define_insn to match high half of unsigned vaddw.
25045 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
25046 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25047 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
25049 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25050 * config/arm/predicates.md (vect_par_constant_high): Support
25051 big endian and simplify by calling
25052 arm_simd_check_vect_par_cnst_half
25053 (vect_par_constant_low): Likewise.
25055 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25057 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
25058 predicate for operand 2.
25060 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
25061 H.J. Lu <hongjiu.lu@intel.com>
25063 * config/i386/i386-protos.h (standard_sse_constant_p): Add
25064 machine_mode argument.
25065 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
25066 constm1_rtx operands. For VOIDmode constants, get mode from
25067 pred_mode. Check mode size if the mode is supported by ABI.
25068 (standard_sse_constant_opcode): Do not use standard_constant_p.
25069 Strictly check ABI support for all-ones operands.
25070 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
25071 immediates. Update calls to standard_sse_constant_p.
25072 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
25073 (ix86_rtx_costs): Ditto.
25074 * config/i386/i386.md (*movxi_internal_avx512f): Use
25075 nonimmediate_or_sse_const_operand instead of vector_move_operand.
25076 Use (v,BC) alternative instead of (v,C). Use register_operand
25077 checks instead of MEM_P.
25078 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
25079 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
25080 isa attribute. Use register_operand checks instead of MEM_P.
25081 (*movti_internal): Use nonimmediate_or_sse_const_operand for
25082 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
25083 alternative and corresponding sse2 isa attribute.
25084 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
25085 to standard_sse_constant_p.
25086 (FP constant splitters): Ditto.
25087 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
25089 * config/i386/predicates.md (constm1_operand): Remove.
25090 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
25091 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
25092 vector_all_ones_operand instead of constm1_operand.
25094 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25096 * print-rtl.c (print_rtx_insn_vec): New function.
25097 * print-rtl.h: New prototype.
25098 * store-motion.c (struct st_expr): Make avail_stores a vector.
25099 (st_expr_entry): Adjust.
25100 (free_st_expr_entry): Likewise.
25101 (print_store_motion_mems): Likewise.
25102 (find_moveable_store): Likewise.
25103 (compute_store_table): Likewise.
25104 (delete_store): Likewise.
25105 (build_store_vectors): Likewise.
25107 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25109 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
25111 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25113 * vec.h (vec_safe_contains): New function.
25114 (vec::contains): Likewise.
25115 (vec::begin): Likewise.
25116 (vec::end): Likewise.
25118 2016-04-23 Jakub Jelinek <jakub@redhat.com>
25121 * cfgexpand.c (expand_stack_vars): Fix typo.
25123 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25125 * system.h (list, map, set, vector): Include conditionally.
25126 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
25127 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
25128 * ipa-icf.c (INCLUDE_LIST): Define.
25129 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
25130 * config/sh/sh.c (INCLUDE_VECTOR): Define.
25131 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
25132 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
25133 * cp/logic.cc (INCLUDE_LIST): Define.
25134 * fortran/trans-common.c (INCLUDE_MAP): Define.
25136 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25138 * auto-profile.c: Remove <string.h> include.
25139 * ipa-icf-gimple.c: Remove <list> include.
25140 * diagnostic.c: Remove <new> include.
25141 * genmatch.c: Likewise.
25142 * pretty-print.c: Likewise.
25143 * toplev.c: Likewise
25144 * c/c-objc-common.c: Likewise.
25145 * cp/error.c: Likewise.
25146 * fortran/error.c: Likewise.
25148 2016-04-22 Richard Biener <rguenther@suse.de>
25150 * lto-streamer-in.c (input_ssa_names): Do not allocate
25151 GIMPLE_NOP for all SSA names.
25152 * lto-streamer-out.c (output_ssa_names): Do not output
25153 SSA names that should have been released.
25155 2016-04-22 Richard Biener <rguenther@suse.de>
25157 PR tree-optimization/70740
25158 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
25161 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
25164 * config/i386/predicates.md (call_insn_operand): Replace
25165 sibcall_memory_operand with memory_operand.
25167 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
25169 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
25170 has_single_use() tests.
25171 (register_edge_assert_for_1): Likewise.
25172 (find_assert_locations_1): Check the liveness bitmap instead of
25173 checking has_single_use().
25175 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
25178 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
25179 Extract AVX-512BW constraint from AVX.
25181 2016-04-21 Richard Biener <rguenther@suse.de>
25183 PR tree-optimization/70725
25184 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
25185 for phi_convertible_by_degenerating_args.
25186 (predicate_all_scalar_phis): Handle single-argument PHIs.
25188 2016-04-21 Richard Biener <rguenther@suse.de>
25190 PR middle-end/70747
25191 * fold-const.c (fold_comparison): Return properly typed
25194 2016-04-21 Bin Cheng <bin.cheng@arm.com>
25196 PR tree-optimization/70715
25197 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
25198 after expanding BASE using expand_simple_operations.
25200 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
25202 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
25203 New transformations.
25205 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
25207 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
25209 2016-04-20 Jan Hubicka <jh@suse.cz>
25211 * ipa-inline.c (can_inline_edge_p): Pass caller info to
25212 ultiimate_alias_target.
25213 (update_callee_keys): Likewise.
25214 (lookup_recursive_calls): Likewise.
25215 (speculation_useful_p): Likewise.
25217 2016-04-20 Jan Hubicka <jh@suse.cz>
25220 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
25221 (set_nothrow_flag_1): ... this; handle interposition correctly;
25222 recurse on aliases and thunks.
25223 (cgraph_node::set_nothrow_flag): New.
25224 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
25225 functions compiled with non-call exceptions that binds to current
25227 (propagate_nothrow): Be safe WRT interposition.
25228 * cgraph.h (set_nothrow_flag): Update prototype.
25230 2016-04-18 Jan Hubicka <jh@suse.cz>
25232 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
25233 max_loop_iterations_int.
25234 (tree_unswitch_outer_loop): Likewise.
25236 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25238 PR tree-optimization/69489
25239 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
25240 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
25241 Revise dump message.
25242 (if_convertible_bb_p): Remove check on edge count of basic block's
25245 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25247 PR tree-optimization/56625
25248 PR tree-optimization/69489
25249 * tree-data-ref.h (DR_INNERMOST): New macro.
25250 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
25251 hashing struct innermost_loop_behavior.
25252 (ref_DR_map): Remove.
25253 (innermost_DR_map): New map.
25254 (baseref_DR_map): Revise comment.
25255 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
25256 to innermost_DR_map accroding to its innermost loop behavior.
25257 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
25258 to its innermost loop behavior.
25259 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
25260 Add initialization for innermost_DR_map. Record memory reference
25261 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
25262 have innermost loop behavior.
25263 (if_convertible_loop_p): Remove release for ref_DR_map. Release
25266 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
25268 * config/i386/i386.md (*lea<mode>_general_1): Rename from
25269 *lea_general_1. Use explicit SWI12 mode interator.
25270 (*lea<mode>_general_2): Rename from *lea_general_2.
25271 Use explicit SWI12 mode interator.
25272 (*lea<mode>_general_3): Rename from *lea_general_3.
25273 Use explicit SWI12 mode interator.
25274 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
25275 Use explicit SWI12 mode interator.
25276 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
25277 Use explicit SWI48 mode interator.
25279 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
25281 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
25282 Short-cut unaligned load and store cases. Handle all integer
25284 (ix86_expand_vector_move_misalign): Short-cut unaligned load
25285 and store cases. Call ix86_avx256_split_vector_move_misalign
25286 directly without checking mode class.
25288 2016-04-20 Andrew Pinski <apinski@cavium.com>
25289 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25292 * config/aarch64/aarch64.md (sibcall): Force call
25293 address to be DImode for ILP32.
25294 (sibcall_value): Likewise.
25296 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
25298 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
25300 2016-04-20 Richard Biener <rguenther@suse.de>
25302 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
25303 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
25304 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
25305 (maybe_push_res_to_seq): Adjust.
25306 * gimple-fold.c (maybe_build_generic_op): Likewise.
25308 2016-04-20 Marek Polacek <polacek@redhat.com>
25310 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
25313 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
25315 * config/i386/sse.md (vec_unpacks_lo_hi): Always
25316 use kmovw to support AVX512F target.
25318 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25320 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
25322 2016-04-20 Marek Polacek <polacek@redhat.com>
25324 PR tree-optimization/70725
25325 * tree-if-conv.c (is_false_predicate): New function.
25326 (predicate_mem_writes): Use it.
25328 2016-04-20 Richard Biener <rguenther@suse.de>
25330 PR tree-optimization/70726
25331 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
25332 shift amounts from a pattern stmt operand.
25334 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25337 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
25338 stack_restore_from_fpr pattern when restoring r15.
25339 (s390_optimize_prologue): Strip away the memory barrier in the
25340 parallel when trying to get rid of restore insns.
25341 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
25342 definition for loading the stack pointer from an FPR. Compared to
25343 the normal move insn this pattern includes a full memory barrier.
25345 2016-04-19 Jakub Jelinek <jakub@redhat.com>
25347 PR middle-end/70680
25348 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
25349 implicitly linear or lastprivate iterator on the outer context.
25351 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
25353 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
25355 * config/i386/i386.md (ssememalign): Removed.
25356 * config/i386/sse.md: Remove ssememalign attribute from patterns.
25358 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
25361 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
25362 const short * to __builtin_ia32_loaddquhi512_mask.
25363 (_mm512_maskz_loadu_epi16): Likewise.
25364 (_mm512_mask_storeu_epi16): Pass short * to
25365 __builtin_ia32_storedquhi512_mask.
25366 (_mm512_mask_loadu_epi8): Pass const char * to
25367 __builtin_ia32_loaddquqi512_mask.
25368 (_mm512_maskz_loadu_epi8): Likewise.
25369 (_mm512_mask_storeu_epi8): Pass char * to
25370 __builtin_ia32_storedquqi512_mask.
25371 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
25372 const double * to __builtin_ia32_loadupd512_mask.
25373 (_mm512_mask_loadu_pd): Likewise.
25374 (_mm512_maskz_loadu_pd): Likewise.
25375 (_mm512_storeu_pd): Pass double * to
25376 __builtin_ia32_storeupd512_mask.
25377 (_mm512_mask_storeu_pd): Likewise.
25378 (_mm512_loadu_ps): Pass const float * to
25379 __builtin_ia32_loadups512_mask.
25380 (_mm512_mask_loadu_ps): Likewise.
25381 (_mm512_maskz_loadu_ps): Likewise.
25382 (_mm512_storeu_ps): Pass float * to
25383 __builtin_ia32_storeups512_mask.
25384 (_mm512_mask_storeu_ps): Likewise.
25385 (_mm512_mask_loadu_epi64): Pass const long long * to
25386 __builtin_ia32_loaddqudi512_mask.
25387 (_mm512_maskz_loadu_epi64): Likewise.
25388 (_mm512_mask_storeu_epi64): Pass long long *
25389 to __builtin_ia32_storedqudi512_mask.
25390 (_mm512_loadu_si512): Pass const int * to
25391 __builtin_ia32_loaddqusi512_mask.
25392 (_mm512_mask_loadu_epi32): Likewise.
25393 (_mm512_maskz_loadu_epi32): Likewise.
25394 (_mm512_storeu_si512): Pass int * to
25395 __builtin_ia32_storedqusi512_mask.
25396 (_mm512_mask_storeu_epi32): Likewise.
25397 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
25398 char * to __builtin_ia32_storedquqi256_mask.
25399 (_mm_mask_storeu_epi8): Likewise.
25400 (_mm256_mask_loadu_epi16): Pass const short * to
25401 __builtin_ia32_loaddquhi256_mask.
25402 (_mm256_maskz_loadu_epi16): Likewise.
25403 (_mm_mask_loadu_epi16): Pass const short * to
25404 __builtin_ia32_loaddquhi128_mask.
25405 (_mm_maskz_loadu_epi16): Likewise.
25406 (_mm256_mask_loadu_epi8): Pass const char * to
25407 __builtin_ia32_loaddquqi256_mask.
25408 (_mm256_maskz_loadu_epi8): Likewise.
25409 (_mm_mask_loadu_epi8): Pass const char * to
25410 __builtin_ia32_loaddquqi128_mask.
25411 (_mm_maskz_loadu_epi8): Likewise.
25412 (_mm256_mask_storeu_epi16): Pass short * to.
25413 __builtin_ia32_storedquhi256_mask.
25414 (_mm_mask_storeu_epi16): Pass short * to.
25415 __builtin_ia32_storedquhi128_mask.
25416 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
25417 const double * to __builtin_ia32_loadupd256_mask.
25418 (_mm256_maskz_loadu_pd): Likewise.
25419 (_mm_mask_loadu_pd): Pass onst double * to
25420 __builtin_ia32_loadupd128_mask.
25421 (_mm_maskz_loadu_pd): Likewise.
25422 (_mm256_mask_storeu_pd): Pass double * to
25423 __builtin_ia32_storeupd256_mask.
25424 (_mm_mask_storeu_pd): Pass double * to
25425 __builtin_ia32_storeupd128_mask.
25426 (_mm256_mask_loadu_ps): Pass const float * to
25427 __builtin_ia32_loadups256_mask.
25428 (_mm256_maskz_loadu_ps): Likewise.
25429 (_mm_mask_loadu_ps): Pass const float * to
25430 __builtin_ia32_loadups128_mask.
25431 (_mm_maskz_loadu_ps): Likewise.
25432 (_mm256_mask_storeu_ps): Pass float * to
25433 __builtin_ia32_storeups256_mask.
25434 (_mm_mask_storeu_ps): ass float * to
25435 __builtin_ia32_storeups128_mask.
25436 (_mm256_mask_loadu_epi64): Pass const long long * to
25437 __builtin_ia32_loaddqudi256_mask.
25438 (_mm256_maskz_loadu_epi64): Likewise.
25439 (_mm_mask_loadu_epi64): Pass const long long * to
25440 __builtin_ia32_loaddqudi128_mask.
25441 (_mm_maskz_loadu_epi64): Likewise.
25442 (_mm256_mask_storeu_epi64): Pass long long * to
25443 __builtin_ia32_storedqudi256_mask.
25444 (_mm_mask_storeu_epi64): Pass long long * to
25445 __builtin_ia32_storedqudi128_mask.
25446 (_mm256_mask_loadu_epi32): Pass const int * to
25447 __builtin_ia32_loaddqusi256_mask.
25448 (_mm256_maskz_loadu_epi32): Likewise.
25449 (_mm_mask_loadu_epi32): Pass const int * to
25450 __builtin_ia32_loaddqusi128_mask.
25451 (_mm_maskz_loadu_epi32): Likewise.
25452 (_mm256_mask_storeu_epi32): Pass int * to
25453 __builtin_ia32_storedqusi256_mask.
25454 (_mm_mask_storeu_epi32): Pass int * to
25455 __builtin_ia32_storedqusi128_mask.
25456 * config/i386/i386-builtin-types.def (PCSHORT): New.
25457 (PINT64): Likewise.
25458 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
25459 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
25460 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
25461 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
25462 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
25463 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
25464 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
25465 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
25466 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
25467 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
25468 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
25469 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
25470 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
25471 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
25472 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
25473 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
25474 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
25475 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
25476 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
25477 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
25478 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
25479 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
25480 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
25481 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
25482 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
25483 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
25484 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
25485 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
25486 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
25487 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
25488 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
25489 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
25490 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
25491 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
25492 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
25493 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
25494 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
25495 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
25496 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
25497 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
25498 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
25499 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
25500 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
25501 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
25502 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
25503 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
25504 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
25505 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
25506 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
25508 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
25509 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
25511 (ix86_expand_vector_move_misalign): Likewise.
25512 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
25513 to scalar function prototype for unaligned load/store builtins.
25514 (ix86_expand_special_args_builtin): Updated.
25515 * config/i386/sse.md (UNSPEC_LOADU): Removed.
25516 (UNSPEC_STOREU): Likewise.
25517 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
25518 (VI_ULOADSTORE_F_AVX512VL): Likewise.
25519 (ssescalarsize): Handle V4TI, V2TI and V1TI.
25520 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
25521 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
25522 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
25523 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
25524 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
25525 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
25526 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
25527 (<avx512>_storedqu<mode>_mask): Likewise.
25528 (*sse4_2_pcmpestr_unaligned): Likewise.
25529 (*sse4_2_pcmpistr_unaligned): Likewise.
25530 (*mov<mode>_internal): Renamed to ...
25531 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
25532 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
25533 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
25534 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
25536 2016-04-19 Richard Biener <rguenther@suse.de>
25538 PR tree-optimization/70171
25539 * tree-ssa-phiprop.c: Include stor-layout.h.
25540 (phiprop_insert_phi): Handle the aggregate copy case.
25541 (propagate_with_phi): Likewise.
25543 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
25545 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
25546 instead of simplify_gen_subreg (... , 0).
25547 (ix86_delegitimize_address): Ditto.
25548 (ix86_split_divmod): Ditto.
25549 (ix86_split_copysign_const): Ditto.
25550 (ix86_split_copysign_var): Ditto.
25551 (ix86_expand_args_builtin): Ditto.
25552 (ix86_expand_round_builtin): Ditto.
25553 (ix86_expand_special_args_builtin): Ditto.
25554 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
25555 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
25556 (udivmodqi4): Ditto.
25557 (absneg splitters): Ditto.
25558 (*jcc_bt<mode>_1): Ditto.
25560 2016-04-19 Richard Biener <rguenther@suse.de>
25562 PR tree-optimization/70724
25563 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
25564 restoring out from ...
25565 (free_scc_vn): ... here.
25566 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
25567 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
25569 (pass_fre::execute): Restore SSA info.
25571 2016-04-19 Richard Biener <rguenther@suse.de>
25573 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
25574 * gimple-walk.c (walk_gimple_op): Initialize it.
25575 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
25576 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
25577 remapping SSA names of defs.
25578 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
25581 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
25583 PR middle-end/70689
25584 * lra-constraints.c (equiv_substition_p): New.
25585 (process_alt_operands): Use it.
25586 (swap_operands): Swap it.
25587 (curr_insn_transform): Update it.
25589 2016-04-18 Michael Matz <matz@suse.de>
25591 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
25592 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
25593 * tree-core.h (tree_type_common.align): Use bit-field.
25594 (tree_type_common.spare): New.
25595 (tree_decl_common.off_align): Make smaller.
25596 (tree_decl_common.align): Use bit-field.
25598 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
25599 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
25600 (scan_sharing_clauses): Ditto.
25601 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
25602 (omp_finish_file): Ditto.
25603 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
25604 (layout_decl): Ditto.
25605 (relayout_decl): Ditto.
25606 (finalize_record_size): Use SET_TYPE_ALIGN.
25607 (finalize_type_size): Ditto.
25608 (finish_builtin_struct): Ditto.
25609 (layout_type): Ditto.
25610 (initialize_sizetypes): Ditto.
25611 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
25612 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
25613 (lookup_field_for_decl): Use SET_DECL_ALIGN.
25614 (get_chain_field): Ditto.
25615 (get_trampoline_type): Ditto.
25616 (get_nl_goto_field): Ditto.
25617 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
25619 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
25620 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
25621 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
25622 (build_qualified_type): Use SET_TYPE_ALIGN.
25623 (build_aligned_type, build_range_type_1): Ditto.
25624 (build_atomic_base): Ditto.
25625 (build_common_tree_nodes): Ditto.
25626 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
25627 (expand_one_stack_var_at): Ditto.
25628 * coverage.c (build_var): Use SET_DECL_ALIGN.
25629 * except.c (init_eh): Ditto.
25630 * function.c (assign_parm_setup_block): Ditto.
25631 * symtab.c (increase_alignment_1): Ditto.
25632 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
25633 * tree-vect-stmts.c (ensure_base_align): Ditto.
25634 * varasm.c (align_variable): Ditto.
25635 (assemble_variable): Ditto.
25636 (build_constant_desc): Ditto.
25637 (output_constant_def_contents): Ditto.
25639 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
25640 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
25641 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
25642 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
25643 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
25645 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
25648 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
25649 replace %vmovsd with "%vmovq".
25650 (vec_concatv2df): Likewise.
25652 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
25654 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
25655 (*vec_extractv2si_0): Ditto.
25656 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
25657 (zero_extended_scalar_load_operand splitters): Ditto.
25658 (vec_extract splitters): Ditto.
25659 (*vec_extractv4si_0_zext): Ditto.
25660 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
25661 and lowpart_subreg.
25662 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
25663 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
25664 (*sse4_1_extractps): Use lowpart_subreg.
25665 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
25667 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25669 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
25671 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
25672 Mention Solaris 11 packaging changes.
25673 Update gas and gld requirements.
25674 Remove reference to pre-Solaris 10 bug.
25675 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
25677 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
25680 2016-04-17 Jan Hubicka <jh@suse.cz>
25682 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
25683 max_loop_iterations_int.
25685 2016-04-18 Richard Biener <rguenther@suse.de>
25687 PR tree-optimization/43434
25688 * tree-ssa-structalias.c (struct vls_data): New.
25689 (visit_loadstore): Handle all pointer-based accesses.
25690 (compute_dependence_clique): Compute a bitmap of restrict tags
25691 assigned bases and pass it to visit_loadstore.
25693 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
25696 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
25697 armv8.1-a and armv8.1-a+crc.
25699 2016-04-18 Richard Biener <rguenther@suse.de>
25701 PR tree-optimization/70701
25702 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
25703 references after translating through a memcpy.
25705 2016-04-18 Richard Biener <rguenther@suse.de>
25707 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
25708 (compute_antic): ... here. For partial antic use regular
25709 postorder and scrap iteration.
25710 (compute_partial_antic_aux): Remove unused return value.
25711 (init_pre): Do not allocate postorder.
25712 (fini_pre): Do not free postorder.
25714 2016-04-18 Richard Biener <rguenther@suse.de>
25716 PR middle-end/37870
25717 * expmed.c (extract_bit_field_1): Remove broken case
25718 using a wider MODE_INT mode.
25720 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
25722 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
25723 unless compiling with at least GCC-4.8.
25725 2016-04-17 Jan Hubicka <jh@suse.cz>
25728 * graphite.c (graphite_finalize): Update call to
25729 tree_estimate_probability.
25730 * predict.h (tree_estimate_probability): Update prototype.
25732 2016-04-17 Jan Hubicka <jh@suse.cz>
25734 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
25735 (tree_estimate_probability): Likewise.
25736 (pass_profile::execute): Update.
25737 (report_predictor_hitrates): New function.
25738 * profile.c (compute_branch_probabilities): Use it.
25739 * predict.h (report_predictor_hitrates): Declare.
25741 2016-04-17 Jan Hubicka <jh@suse.cz>
25744 * cgraph.h (cgraph_node::set_const_flag,
25745 cgraph_node::set_pure_flag): Update prototype to return bool;
25747 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
25748 of interposable symbol are interposable, too.
25749 (cgraph_set_const_flag_1): Rename to ...
25750 (set_const_flag_1): ... this one; change to self recursive function
25751 instead of call_for_symbol_thunks_and_aliases. Handle correctly
25752 clearnig the flag in all variants and also virtual thunks of const
25753 functions are pure; track if any change was done.
25754 (cgraph_node::set_const_flag): Update.
25755 (struct set_pure_flag_info): New struct.
25756 (cgraph_set_pure_flag_1): Rename to ...
25757 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
25758 rather than pointer encoded flags; track if any changes was done;
25759 handle correctly clearning flag and setting flag of aliases already
25761 (cgraph_node::set_pure_flag): Update.
25762 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
25764 2016-04-17 Tom de Vries <tom@codesourcery.com>
25767 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
25768 backslash in label.
25770 2016-04-17 Tom de Vries <tom@codesourcery.com>
25772 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
25773 '{}<> ' as escape-for-record.
25775 2016-04-17 Tom de Vries <tom@codesourcery.com>
25777 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
25780 2016-04-17 Tom de Vries <tom@codesourcery.com>
25783 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
25784 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
25785 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
25786 * passes.c (finish_optimization_passes): Only call
25787 finish_graph_dump_file if dfi->graph_dump_initialized.
25788 (execute_function_dump, pass_init_dump_file): Use
25789 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
25791 2016-04-17 Tom de Vries <tom@codesourcery.com>
25793 PR tree-optimization/70256
25794 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
25795 (debug_varmap): New function.
25797 2016-04-17 Tom de Vries <tom@codesourcery.com>
25800 * passes.c (pass_manager::register_pass): Propagate pflags.
25802 2016-04-17 Tom de Vries <tom@codesourcery.com>
25805 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
25806 * passes.c (pass_manager::pass_manager): Declare and init p_start in
25807 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
25808 check if it's equal to p_start.
25809 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
25811 2016-04-15 Jan Hubicka <jh@suse.cz>
25814 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
25815 function does not bind to current def.
25816 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
25817 handle conservatively calls to functions that does not need to bind
25819 (check_call): Update call of worse_state.
25820 (ignore_edge_for_nothrow): Update.
25821 (ignore_edge_for_pure_const): Likewise.
25822 (propagate_pure_const): Update calls to worse_state.
25823 (skip_function_for_local_pure_const): Reformat comments.
25825 2016-04-15 Jan Hubicka <jh@suse.cz>
25828 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
25829 (cgraph_node::function_symbol): Likewise.
25830 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
25831 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
25832 (symtab_node::ultimate_alias_target): Add REF parameter.
25833 (symtab_node::binds_to_current_def_p): Declare.
25834 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
25835 (cgraph_node::function_symbol): Likewise.
25836 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
25837 (cgraph_node::get_availability): Likewise.
25838 (cgraph_edge::binds_to_current_def_p): New inline function.
25839 (varpool_node::get_availability): Add REF parameter.
25840 (varpool_node::ultimate_alias_target): Likewise.
25841 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
25842 (symtab_node::binds_to_current_def_p): Likewise.
25843 * varpool.c (varpool_node::get_availability): Likewise.
25845 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
25848 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
25849 Fix mode size check.
25851 2016-04-15 Jakub Jelinek <jakub@redhat.com>
25853 * BASE-VER: Set to 7.0.0.
25855 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
25857 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
25859 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25861 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
25862 architecture revisions.
25864 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
25866 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
25867 * config/i386/i386.c (ix86_using_red_zone): No longer static.
25868 * config/i386/i386.md (stack decrement to push peepholes): Guard
25869 with !x86_using_red_zone ().
25871 2016-04-15 Jakub Jelinek <jakub@redhat.com>
25874 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
25875 to dump_generic_node.
25876 (NIY): Pass also flags to do_niy.
25878 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
25880 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
25881 (simd_clone_vector_of_formal_parm_types)
25882 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
25883 (simd_clone_mangle, simd_clone_create)
25884 (simd_clone_adjust_return_type, create_tmp_simd_array)
25885 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
25886 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
25887 (ipa_simd_modify_function_body, simd_clone_linear_addend)
25888 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
25889 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
25890 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
25891 * omp-simd-clone.c: ... this new file.
25892 (simd_clone_vector_of_formal_parm_types): Make it static.
25893 * Makefile.in (OBJS): Add omp-simd-clone.o.
25895 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
25898 * config/i386/sse.md: Use proper memory operand modifiers.
25901 2016-04-15 Richard Biener <rguenther@suse.de>
25902 Alan Modra <amodra@gmail.com>
25904 PR tree-optimization/70130
25905 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
25906 when alignment stays not the same and no not use the realign
25909 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
25912 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
25913 direct move handlers for KFmode. Change TFmode handlers test from
25914 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
25916 2016-04-14 Jakub Jelinek <jakub@redhat.com>
25919 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
25920 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
25921 (inlined_polymorphic_ctor_dtor_block_p): Use it.
25922 * tree-ssa-live.c (remove_unused_scope_block_p): When
25923 in_ctor_dtor_block, avoid discarding not just BLOCKs with
25924 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
25925 block_ultimate_origin is FUNCTION_DECL.
25926 (remove_unused_locals): If current_function_decl is
25927 polymorphic_ctor_dtor_p, pass initial true to
25928 remove_unused_scope_block_p' is_ctor_dtor_block.
25930 2016-04-14 Martin Sebor <msebor@redhat.com>
25935 * doc/extend.texi (Variable Length): Revert.
25937 2016-04-14 Marek Polacek <polacek@redhat.com>
25938 Jan Hubicka <hubicka@ucw.cz>
25941 * tree.c (verify_type): Disable the canonical type of main variant
25944 2016-04-14 Jason Merrill <jason@redhat.com>
25946 * cfgexpand.c, expr.c: Revert previous change.
25948 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
25950 PR middle-end/70643
25951 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
25952 when building a mem ref for the incoming reduction variable.
25954 2016-04-14 Richard Biener <rguenther@suse.de>
25956 PR tree-optimization/70614
25957 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
25958 loop if the evolution dropped to chrec_dont_know.
25959 (interpret_condition_phi): Likewise.
25961 2016-04-14 Richard Biener <rguenther@suse.de>
25963 PR tree-optimization/70623
25964 * tree-ssa-pre.c (changed_blocks): Make global ...
25965 (compute_antic): ... local here. Move and fix worklist
25966 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
25967 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
25968 worklist handling, dump when ANTIC_IN changed.
25969 (compute_partial_antic_aux): Remove worklist handling.
25970 (init_pre): Do not compute post dominators. Add a comment about
25971 the CFG order chosen.
25972 (fini_pre): Do not free post dominators.
25974 2016-04-13 Martin Sebor <msebor@redhat.com>
25979 * doc/extend.texi (Variable Length): Document C++ specifics.
25981 2016-04-13 Jakub Jelinek <jakub@redhat.com>
25984 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
25985 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
25986 eh edges have been purged.
25989 * tree-sra.c (create_access_replacement,
25990 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
25992 * tree-pretty-print.c (dump_fancy_name): New function.
25993 (dump_decl_name, dump_generic_node): Use it.
25995 2016-04-13 Jason Merrill <jason@redhat.com>
25997 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
25998 * expr.c (expand_expr_real_1): Likewise.
26000 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
26002 * config/i386/i386.md (kunpckhi): Swap operands.
26003 (kunpcksi): Likewise.
26004 (kunpckdi): Likewise.
26005 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
26006 (vec_pack_trunc_<mode>): Likewise.
26008 2016-04-13 Jakub Jelinek <jakub@redhat.com>
26011 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
26013 PR middle-end/70633
26014 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
26015 gimplification turns some element into non-constant.
26018 * rtl.h (convert_memory_address_addr_space_1): New prototype.
26019 * explow.c (convert_memory_address_addr_space_1): No longer static,
26020 add NO_EMIT argument and don't call convert_modes if true, pass
26021 it down recursively, remove break after return.
26022 (convert_memory_address_addr_space): Adjust caller.
26023 * simplify-rtx.c (simplify_unary_operation_1): Call
26024 convert_memory_address_addr_space_1 instead of convert_memory_address,
26025 if it returns NULL, don't simplify.
26027 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
26030 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
26032 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26034 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26035 Bump the upper SIMDLEN limits, so that if the return type or
26036 characteristic type if the return type is void can be passed in
26037 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
26040 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
26043 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
26044 Do not use "=" constraint on an input constraint.
26045 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
26046 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
26047 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
26048 generates (neg (abs ...)) instead of (abs ...).
26050 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26052 PR rtl-optimization/70596
26053 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
26054 just invalidate LRA data and reset them. Adjust dump wording.
26056 2016-04-12 Martin Liska <mliska@suse.cz>
26059 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26061 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
26063 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26064 max_loop_iterations_int.
26065 (tree_unswitch_outer_loop): Likewise.
26066 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
26067 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
26069 2016-04-12 Tom de Vries <tom@codesourcery.com>
26071 PR tree-optimization/68756
26072 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
26073 instead of new_name.
26075 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26077 PR tree-optimization/70602
26078 * tree-sra.c (generate_subtree_copies): Don't write anything into
26079 constant pool decls.
26081 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
26082 regardless whether there are depend clauses or not.
26084 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
26087 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
26088 target attribute and pragma from changing the -mfloat128
26089 and -mfloat128-hardware options.
26091 * doc/extend.texi (Additional Floating Types): Document PowerPC
26092 __float128 restrictions.
26094 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26097 * config/aarch64/driver-aarch64.c
26098 (aarch64_get_extension_string_for_isa_flags): New.
26099 (arch_extension): Rename to...
26100 (aarch64_arch_extension): ...This.
26101 (ext_to_feat_string): Rename to...
26102 (aarch64_extensions): ...This.
26103 (aarch64_core_data): Keep track of architecture extension flags.
26104 (cpu_data): Rename to...
26105 (aarch64_cpu_data): ...This.
26106 (aarch64_arch_driver_info): Keep track of architecture extension
26108 (get_arch_name_from_id): Rename to...
26109 (get_arch_from_id): ...This, change return type.
26110 (host_detect_local_cpu): Update and reformat for renames, handle
26111 extensions through common infrastructure.
26113 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26116 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
26117 track of a canonical flag name.
26118 (all_extensions): Likewise.
26119 (arch_to_arch_name): Also track extension flags enabled by the arch.
26120 (all_architectures): Likewise.
26121 (aarch64_parse_extension): Move to here.
26122 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
26124 (aarch64_rewrite_selected_cpu): Update for above change.
26125 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
26126 are handled, such that the single explicit value enabled by an
26127 extension is kept seperate from the implicit values it also enables.
26128 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
26130 (aarch64_parse_extension): New.
26131 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
26132 here to config/aarch64/aarch64-protos.h.
26133 (aarch64_parse_extension): Move from here to
26134 common/config/aarch64/aarch64-common.c.
26135 (aarch64_option_print): Update.
26136 (aarch64_declare_function_name): Likewise.
26137 (aarch64_start_file): Likewise.
26138 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
26139 the canonical flag for extensions.
26140 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
26143 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26145 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
26148 2016-04-09 Tom de Vries <tom@codesourcery.com>
26150 PR tree-optimization/68953
26151 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
26152 first to last subscript.
26154 2016-04-09 Jakub Jelinek <jakub@redhat.com>
26156 PR tree-optimization/70586
26157 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
26160 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
26164 PR tree-optimization/70373
26165 PR middle-end/70533
26166 PR middle-end/70534
26167 PR middle-end/70535
26168 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
26169 clauses for acc parallel reductions as necessary. Error on those
26171 * omp-low.c (scan_sharing_clauses): Don't install variables which
26172 are used in acc parallel reductions.
26173 (lower_rec_input_clauses): Remove dead code.
26174 (lower_oacc_reductions): Add support for reference reductions.
26175 (lower_reduction_clauses): Remove dead code.
26176 (lower_omp_target): Don't remap variables appearing in acc parallel
26178 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
26180 2016-04-08 Jakub Jelinek <jakub@redhat.com>
26182 PR middle-end/70593
26183 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
26184 with multiple SSA_NAME defs, force the outputs other than first
26185 to be live before calling live_track_process_def on each output.
26187 PR rtl-optimization/70574
26188 * fwprop.c (forward_propagate_and_simplify): Don't add
26189 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
26190 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
26191 paradoxical subregs within *loc.
26193 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
26195 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
26196 -ftree-parallelize-loops={0,1}.
26197 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
26198 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
26199 * config/ia64/hpux.h (LIB_SPEC): Likewise.
26200 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
26201 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
26203 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
26206 * asan.c (instrument_derefs): If we get unknown location, extract it
26207 with EXPR_LOCATION.
26208 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
26210 2016-04-08 Tom de Vries <tom@codesourcery.com>
26212 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
26213 implicit firstprivate clause.
26215 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26218 * config/arm/thumb2.md (tst + branch-> lsls + branch
26219 peephole below *orsi_not_shiftsi_si): Require that condition
26220 register is dead after the peephole.
26221 (second peephole after the above): Likewise.
26223 2016-04-08 Alan Modra <amodra@gmail.com>
26226 * builtins.c (fold_builtin_classify): For IBM extended precision,
26227 look at just the high-order double to test for NaN.
26228 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
26229 test just the high double for Inf but both doubles for subnormal
26232 2016-04-07 Jakub Jelinek <jakub@redhat.com>
26234 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
26235 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
26236 node->simdclone->mask_mode != VOIDmode masks.
26237 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
26238 earlier, use it instead of node->simdclone.
26239 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26240 Set clonei->mask_mode.
26242 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
26245 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
26246 Pass it through to cp_parser_already_scoped_statement.
26247 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
26248 it through to cp_parser_statement.
26249 (cp_parser_statement): Pass IF_P through to
26250 cp_parser_iteration_statement.
26251 (cp_parser_pragma): Adjust call to
26252 cp_parser_iteration_statement.
26254 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
26257 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
26258 resolve a future -Wparentheses warning.
26259 * omp-low.c (scan_sharing_clauses): Likewise.
26260 * tree-parloops.c (eliminate_local_variables): Likewise.
26262 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
26264 PR rtl-optimization/70398
26265 * lra-constraints.c (process_address_1): Check zero scale and code
26266 for reloading with zero scale.
26268 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
26270 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
26271 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
26273 2016-04-06 Jakub Jelinek <jakub@redhat.com>
26275 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26276 Add support for AVX512F clones, include them by default for
26277 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
26278 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
26281 PR middle-end/70550
26282 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
26283 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
26284 firstprivate clauses.
26285 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
26286 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
26287 (lower_omp_target): Set TREE_NO_WARNING for
26288 non-addressable possibly uninitialized vars which are copied into
26289 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
26291 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
26293 * config/pa/predicates.md (integer_store_memory_operand): Accept
26294 REG+D operands with a large offset when reload_in_progress is true.
26295 (floating_point_store_memory_operand): Likewise.
26297 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26300 * match.pd (nested int casts): Limit to GIMPLE.
26302 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
26305 * ipa-devirt.c (maybe_record_node): Fix comment; use
26306 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
26308 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26310 PR rtl-optimization/70542
26311 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
26312 if there are any uses other than insn or debug insns.
26314 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
26315 Jakub Jelinek <jakub@redhat.com>
26317 PR tree-optimization/70509
26318 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
26319 Shift HOST_WIDE_INT_1U instead of 1.
26321 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
26323 PR tree-optimization/70509
26324 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
26325 of the vector base type for index.
26327 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
26330 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
26332 2016-04-05 Richard Biener <rguenther@suse.de>
26334 PR tree-optimization/70526
26335 * tree-sra.c (build_ref_for_offset): Use prev_base to
26336 extract the alias pointer type.
26338 2016-04-05 Richard Biener <rguenther@suse.de>
26340 * dse.c (struct store_info): Remove alias_set member.
26341 (struct read_info_type): Likewise.
26342 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
26343 spill_deleted, clear_alias_set_lookup): Remove.
26344 (get_group_info): Remove dead base == NULL_RTX case.
26345 (dse_step0): Remove initialization of removed variables.
26346 (delete_dead_store_insn): Reomve alias set dumping.
26347 (free_read_records): Remove alias_set handling.
26348 (canon_address): Remove alias_set_out parameter.
26349 (record_store): Remove spill_alias_set, it's always zero.
26350 (check_mem_read_rtx): Likewise.
26351 (dse_step2): Rename from ...
26352 (dse_step2_nospill): ... this. Adjust.
26353 (scan_stores): Rename from ...
26354 (scan_stores_nospill): ... this.
26355 (scan_reads): Rename from ...
26356 (scan_reads_nospill): ... this.
26357 (scan_stores_spill, scan_reads_spill): Remove.
26358 (dse_step3_scan): Remove for_spills argument which is always false.
26359 (dse_step3): Likewise.
26360 (dse_step5): Rename from ...
26361 (dse_step5_nospill): ... this. Remove alias_set handling.
26362 (rest_of_handle_dse): Adjust.
26364 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26367 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
26368 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
26369 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
26370 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
26372 2016-04-05 Richard Biener <rguenther@suse.de>
26374 PR middle-end/70499
26375 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
26376 non-register type temporaries into SSA.
26378 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
26381 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
26382 calls when sanitizing.
26383 (possible_polymorphic_call_target_p): Fix formatting.
26385 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26386 Jakub Jelinek <jakub@redhat.com>
26388 PR middle-end/70457
26389 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
26390 to ensure a call statement is compatible with a built-in's
26392 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
26395 2016-04-04 Richard Biener <rguenther@suse.de>
26397 PR rtl-optimization/70484
26398 * rtl.h (canon_output_dependence): Declare.
26399 * alias.c (canon_output_dependence): New function.
26400 * dse.c (record_store): Use canon_output_dependence rather
26401 than canon_true_dependence.
26403 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26406 * cgraph.h (symtab_node::copy_visibility_from): New function.
26407 * symtab.c (symtab_node::copy_visibility_from): New function.
26408 * ipa-visibility.c (optimize_weakref): New function.
26409 (function_and_variable_visibility): Use it.
26411 2016-04-04 Martin Liska <mliska@suse.cz>
26414 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
26415 value that is really in range handled by SBR instruction.
26416 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
26417 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
26418 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
26420 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
26424 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
26425 set, but not for SP_REG operands.
26427 2016-04-02 Martin Sebor <msebor@redhat.com>
26430 * fold-const.c (maybe_nonzero_address): New function.
26431 (fold_comparison): Call it. Fold equality and relational
26432 expressions involving null pointers.
26433 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
26435 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
26437 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
26438 the "Y" constraint (scalar FP 0.0 immediate).
26440 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
26441 Add the "const_double" to the list of operand constraints.
26443 2016-04-01 Jakub Jelinek <jakub@redhat.com>
26445 PR rtl-optimization/70467
26446 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
26447 If low word of the last operand is 0, just emit addition/subtraction
26450 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26453 * config/s390/s390.c (s390_expand_insv): Check for everything
26454 constant instead of just VOIDmode stuff.
26456 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26459 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
26461 2016-04-01 Nathan Sidwell <nathan@acm.org>
26463 * tree.def (TRY_CATCH_EXPR): Correct documentation.
26465 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
26467 PR rtl-optimization/70461
26468 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
26471 2016-03-31 Martin Liska <mliska@suse.cz>
26474 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
26475 a tree value or an immediate integer value to a buffer
26476 that is eventually copied to a BRIG section.
26477 (emit_immediate_operand): Call the function here.
26478 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
26479 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
26480 of class' fields that are removed.
26481 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
26482 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
26483 m_brig_repr_size fields.
26485 2016-03-31 Martin Liska <mliska@suse.cz>
26488 * hsa-gen.c (hsa_function_representation::update_dominance): New
26490 (convert_addr_to_flat_segment): Likewise.
26491 (gen_hsa_memory_set): New alignment argument.
26492 (gen_hsa_ctor_assignment): Likewise.
26493 (gen_hsa_insns_for_single_assignment): Provide alignment
26494 to gen_hsa_ctor_assignment.
26495 (gen_hsa_insns_for_direct_call): Add new argument.
26496 (expand_lhs_of_string_op): New function.
26497 (expand_string_operation_builtin): Likewise.
26498 (expand_memory_copy): New function.
26499 (expand_memory_set): New function.
26500 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
26501 (convert_switch_statements): Change signature.
26502 (generate_hsa): Use a return value of the function.
26503 (pass_gen_hsail::execute): Do not call
26504 convert_switch_statements here.
26505 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
26506 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
26507 (hsa_function_representation::update_dominance): New function.
26509 2016-03-31 Martin Liska <mliska@suse.cz>
26512 * hsa-brig.c (emit_directive_variable): Emit alignment
26513 according to hsa_symbol::m_align.
26514 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
26515 (dump_hsa_symbol): Dump alignment of HSA symbols.
26516 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
26517 (gen_hsa_addr_with_align): New function.
26518 (hsa_bitmemref_alignment): Use newly added function.
26519 (gen_hsa_insns_for_load): Likewise.
26520 (gen_hsa_insns_for_store): Likewise.
26521 (gen_hsa_memory_copy): New argument added.
26522 (gen_hsa_insns_for_single_assignment): Respect
26523 alignment for assignments processed via gen_hsa_memory_copy.
26524 (gen_hsa_insns_for_direct_call): Likewise.
26525 (gen_hsa_insns_for_return): Likewise.
26526 (gen_function_def_parameters): Set default alignment.
26527 * hsa.c (hsa_object_alignment): New function.
26528 (hsa_byte_alignment): Pasted function.
26529 * hsa.h (hsa_symbol::m_align): New field.
26531 2016-03-31 Bin Cheng <bin.cheng@arm.com>
26533 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
26534 scratch field for goto case.
26536 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
26538 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
26540 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
26543 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
26544 (scalar_chain::convert_insn): Call convert_op for reg
26545 moves to handle undefined registers.
26547 2016-03-31 Nathan Sidwell <nathan@acm.org>
26550 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
26551 Assert we don't want to move backwards.
26553 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
26556 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
26558 2016-03-31 Jakub Jelinek <jakub@redhat.com>
26560 PR rtl-optimization/70460
26561 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
26562 with operand from REG_LABEL_OPERAND, instead substitute
26563 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
26564 Don't do anything for REG_NON_LOCAL_GOTO jumps.
26566 2016-03-31 Martin Liska <mliska@suse.cz>
26568 * passes.c (execute_one_pass): Do not call
26569 todo_after for a discarded function.
26571 2016-03-31 Bin Cheng <bin.cheng@arm.com>
26573 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
26574 (no_cost, infinite_cost): Initialize the new field.
26575 (get_computation_cost_at): Record setup cost.
26576 (determine_use_iv_cost_address): Skip cost computation for sub
26577 uses if we can estimate it without losing accuracy.
26579 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26581 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
26583 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26584 max_loop_iterations_int.
26585 (tree_unswitch_outer_loop): Likewise.
26586 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
26587 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
26589 2016-03-30 Richard Biener <rguenther@suse.de>
26591 PR middle-end/70450
26592 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
26594 2016-03-30 Jakub Jelinek <jakub@redhat.com>
26597 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
26598 in gen_blendm expander.
26600 2016-03-30 Nick Clifton <nickc@redhat.com>
26603 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
26604 case where we are already provided with an SImode SUBREG.
26606 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
26609 * config/i386/i386.c (ix86_expand_epilogue): Properly check
26610 conflict between DRAP register and __builtin_eh_return.
26612 2016-03-30 Michael Matz <matz@suse.de>
26613 Richard Biener <rguenther@suse.de>
26616 * ipa-polymorphic-call.c (struct type_change_info): Change
26617 speculative to an unsigned allowing to limit the work we do.
26618 (csftc_abort_walking_p): New inline function..
26619 (check_stmt_for_type_change): Limit the number of may-defs
26620 skipped for speculative devirtualization to
26621 max-speculative-devirt-maydefs.
26622 * params.def (max-speculative-devirt-maydefs): New param.
26623 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
26625 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
26628 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
26631 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
26633 PR tree-optimization/59124
26634 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
26635 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
26637 2016-03-29 Jeff Law <law@redhat.com>
26639 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
26641 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26643 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
26646 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
26648 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
26649 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
26650 gcrt0.o if linking dynamically.
26652 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26655 * ipa-devirt.c (methods_equal_p): New function.
26656 (compare_virtual_tables): Use it.
26657 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
26658 * cgraphclones.c (clone_function_name_1): Use
26659 symbol_table::symbol_suffix_separator.
26660 * coverage.c (build_var): Likewise.
26661 * symtab.c (symbol_table::symbol_suffix_separator): New.
26663 2016-03-29 Jakub Jelinek <jakub@redhat.com>
26665 PR rtl-optimization/70429
26666 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
26667 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
26668 mode != result_mode.
26671 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
26673 PR tree-optimization/70405
26674 * ssa-iterators.h (num_imm_uses): Add missing braces.
26676 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
26678 PR rtl-optimization/68695
26679 * ira-color.c (allocno_copy_cost_saving): New.
26680 (improve_allocation): Use it.
26682 2016-03-29 Richard Henderson <rth@redhat.com>
26684 PR middle-end/70355
26685 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
26687 2016-03-29 Richard Biener <rguenther@suse.de>
26689 PR middle-end/70424
26690 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
26691 use alignment returned by get_pointer_alignment_1 if it is
26692 bigger than BITS_PER_UNIT.
26693 * builtins.c (get_pointer_alignment_1): Do not return true
26694 for alignment extracted from SSA info.
26696 2016-03-28 James Bowman <james.bowman@ftdichip.com>
26698 * config/ft32/ft32.opt (mnodiv): New.
26699 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
26700 * doc/invoke.texi (FT32 Options -mnodiv): New.
26702 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
26705 * config/i386/i386.md (define_split, andn): Fix modes.
26707 2016-03-26 Richard Biener <rguenther@suse.de>
26708 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26711 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
26713 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
26714 as 2nd argument to cl_optimization_restore().
26716 2016-03-25 Richard Henderson <rth@redhat.com>
26719 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
26720 * config/aarch64/aarch64-protos.h: Declare it.
26721 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
26723 2016-03-25 Alan Modra <amodra@gmail.com>
26726 * config/rs6000/constraints.md (j): Simplify.
26727 * config/rs6000/predicates.md (easy_fp_constant): Exclude
26729 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
26730 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
26731 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
26732 in all constraint alternatives.
26733 (movtd_64bit_nodm): Delete "j" constraint alternative.
26735 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
26737 * tree-ssa-propagate.c: Enhance docs for
26738 SSA_PROP_NOT_INTERESTING.
26740 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
26742 * doc/extend.texi: Fix typo in documentation to pure attribute.
26744 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
26747 * config/pa/pa.md (bswapdi2): Use a scratch register.
26749 2016-03-24 Richard Henderson <rth@redhat.com>
26751 PR middle-end/69845
26752 * fold-const.c (extract_muldiv_1): Correct test for multiplication
26755 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
26757 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
26758 using ix86_expand_binary_operator instead of gen_andsi3.
26760 2016-03-24 Richard Biener <rguenther@suse.de>
26762 PR tree-optimization/70396
26763 * tree-vect-stmts.c (vectorizable_comparison): Use
26764 get_vectype_for_scalar_type.
26766 2016-03-24 Richard Biener <rguenther@suse.de>
26768 PR middle-end/70370
26769 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
26770 with register bases.
26772 2016-03-24 Richard Biener <rguenther@suse.de>
26774 PR tree-optimization/70372
26775 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
26776 build_all_ones_cst to also handle vector types correctly.
26778 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
26781 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
26784 2016-03-23 Marek Polacek <polacek@redhat.com>
26787 * doc/invoke.texi: Document -Wignored-attributes.
26789 2016-03-23 Bin Cheng <bin.cheng@arm.com>
26791 PR tree-optimization/69042
26792 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
26793 parameter from 30 to 40.
26795 2016-03-23 Bin Cheng <bin.cheng@arm.com>
26797 PR tree-optimization/69042
26798 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
26799 for use with constant offset stripped in base.
26801 2016-03-23 Richard Biener <rguenther@suse.de>
26803 PR middle-end/70251
26804 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
26805 mode compatibility check.
26806 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26808 2016-03-23 Jeff Law <law@redhat.com>
26810 PR tree-optimization/64058
26811 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
26813 (struct ssa_conflicts): Move up earlier in the file.
26814 (conflicts_, var_map_): New static variables.
26815 (initialize_conflict_count): New function to initialize the
26816 CONFLICT_COUNT field for each conflict pair.
26817 (compare_pairs): Lazily initialize the conflict count and use it
26818 as the first tie-breaker.
26819 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
26820 and wipe conflicts_ and map_ around the call to qsort. Remove
26821 special case for 2 coalesce pairs.
26822 * bitmap.c (bitmap_count_unique_bits): New function.
26823 (bitmap_count_bits_in_word): New function, extracted from
26825 (bitmap_count_bits): Use bitmap_count_bits_in_word.
26826 * bitmap.h (bitmap_count_unique_bits): Declare it.
26828 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
26831 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
26832 transparent alias chain for decl assembler name.
26833 * config/sol2.c (solaris_assemble_visibility): Likewise.
26835 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26837 * config/arm/arm1020e.md (1020call_op): Reduce reservation
26839 (v10_fdivs): Likewise.
26840 (v10_fdivd): Likewise.
26842 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26845 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
26846 to not call fclose twice on file.
26848 2016-03-23 Jakub Jelinek <jakub@redhat.com>
26850 PR tree-optimization/70354
26851 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
26852 oprnd0 is wider than oprnd1 and there is a cast from the wider
26853 type to oprnd1, mask it with the mask of the narrower type.
26856 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
26857 Optimize TARGET_STV splitters, if high or low word of last argument
26860 2016-03-22 Jeff Law <law@redhat.com>
26863 tree-ssa-threadbackward.c
26864 (fsm_find_control_statement_thread_paths): Correctly distinguish
26865 between old style jump threads vs FSM jump threads.
26867 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
26870 * config/i386/i386.c (scalar_chain::convert_op): Support
26871 uninitialized register usage case.
26873 2016-03-22 Richard Biener <rguenther@suse.de>
26875 PR middle-end/70251
26876 * genmatch.c (gen_transform): Adjust last parameter to a three-state
26878 (capture::gen_transform): ... to change behavior when substituting
26879 a condition into cond or not-cond expr context.
26880 (dt_simplify::gen_1): Adjust.
26881 * gimple-match-head.c: Include gimplify.h for unshare_expr.
26882 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
26883 last change and instead change to
26884 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
26885 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26887 2016-03-22 Anthony Green <green@moxielogic.com>
26889 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
26890 issue for moxiebox targets.
26891 (CC1PLUS_SPEC): Ditto.
26893 2016-03-22 Richard Biener <rguenther@suse.de>
26895 PR middle-end/70333
26896 * fold-const.c (extract_muldiv_1): Properly perform multiplication
26899 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
26901 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
26903 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
26906 * config/i386/i386.c (def_builtin): Handle
26907 OPTION_MASK_ISA_AVX512VL to be and-ed with other
26909 (const struct builtin_description bdesc_special_args[]):
26910 Remove duplicate ISA bits.
26912 2016-03-22 Jakub Jelinek <jakub@redhat.com>
26915 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
26916 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
26917 in a way that works also for AVX512BW.
26920 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
26921 instead of source if operands[1] is xmm16 and above and
26922 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
26923 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
26926 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
26927 on assign if (*from_p) is a comparison, set it to
26928 TREE_NO_WARNING (*from_p).
26930 2016-03-21 Jakub Jelinek <jakub@redhat.com>
26932 PR middle-end/70326
26933 * lra.c (restore_scratches): Ignore deleted insns.
26935 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
26936 Jakub Jelinek <jakub@redhat.com>
26938 PR tree-optimization/70317
26939 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
26942 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
26945 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
26946 of ix86_expand_move.
26948 (movti): Use general_operand for operand 1 predicate.
26950 2016-03-21 Martin Liska <mliska@suse.cz>
26952 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
26954 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
26956 2016-03-21 Martin Liska <mliska@suse.cz>
26959 * ipa-icf.c (sem_function::parse): Skip static
26960 constructors and destructors.
26962 2016-03-21 Jakub Jelinek <jakub@redhat.com>
26965 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
26966 function-like macro, peek following token(s) if it is followed
26967 by CPP_OPEN_PAREN token with optional padding in between, and
26968 if not, don't treat it like a macro.
26970 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
26971 Alexander Monakov <amonakov@ispras.ru>
26973 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
26974 for the stabs debug format.
26976 2016-03-21 Richard Biener <rguenther@suse.de>
26978 PR tree-optimization/70310
26979 * tree-vect-generic.c (expand_vector_condition): Fold the built
26982 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
26985 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
26986 Block third alternative for AVX-512VL target,
26988 2016-03-21 Martin Liska <mliska@suse.cz>
26991 * hsa-brig.c (emit_function_directives): Mark unemitted
26992 global variables for emission.
26993 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
26994 (get_symbol_for_decl): Likewise.
26995 * hsa.h (struct hsa_symbol): New flag.
26997 2016-03-21 Richard Biener <rguenther@suse.de>
26999 PR tree-optimization/70288
27000 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
27001 we do not estimate unsimplified all-constant conditionals or
27002 switches as optimized away.
27004 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
27006 PR rtl-optimization/69102
27007 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
27008 when we have a readonly dependency context.
27010 2016-03-18 Jeff Law <law@redhat.com>
27012 PR rtl-optimization/70263
27013 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
27014 (update_equiv_regs): When trying to move a store to after the insn
27015 that sets the source of the store, make sure the store occurs after
27016 the insn that sets the source of the store. When successful note
27017 the REG_EQUIV note created in the dump file.
27019 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
27020 Bernd Schmidt <bschmidt@redhat.com>
27022 * doc/extend.texi: Document more potential problems with basic asms.
27024 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
27026 PR rtl-optimization/70278
27027 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
27030 2016-03-18 Jason Merrill <jason@redhat.com>
27032 * calls.c (load_register_parameters): Fix zero size sibcall logic.
27034 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
27036 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
27037 values to 128b regs.
27039 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
27041 PR tree-optimization/70252
27042 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
27043 boolean vector has a proper number of elements.
27044 (supportable_narrowing_operation): Likewise.
27046 2016-03-18 Tom de Vries <tom@codesourcery.com>
27049 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
27051 2016-03-18 Jakub Jelinek <jakub@redhat.com>
27053 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
27054 instead of replace_rtx for DEBUG_INSNs.
27056 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27058 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
27059 load type reservations.
27061 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
27064 * config/pa/constraints.md: Revert 2015-02-13 change. Use
27065 define_constraint for "Q" and "T" constraints.
27067 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
27069 Tweak the pipeline model for Exynos M1
27071 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
27074 2016-03-17 David Malcolm <dmalcolm@redhat.com>
27077 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
27078 where one or both locations aren't within a line_map.
27080 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
27083 * opts.c (finish_options): Don't set flag_pie to the default if
27084 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
27087 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
27089 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
27090 true as ALL_REGS argument to replace_rtx.
27092 2016-03-17 Richard Biener <rguenther@suse.de>
27095 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
27098 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27101 * rtl.h (replace_rtx): Add ALL_REGS argument.
27102 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
27103 equality and assert mode is the same, instead of just rtx pointer
27105 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
27106 true as ALL_REGS argument to replace_rtx.
27108 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
27110 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
27111 for boolean vector with vector mode only.
27112 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27114 2016-03-17 Nick Clifton <nickc@redhat.com>
27117 * config/rx/rx.c (rx_print_integer): Print negative constants in
27120 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27123 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
27125 2016-03-16 Richard Henderson <rth@redhat.com>
27126 Richard Biener <rguenth@suse.de>
27128 PR middle-end/70240
27129 PR middle-end/68215
27131 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
27132 first operand as is_gimple_condexpr.
27134 PR middle-end/70240
27135 PR middle-end/68215
27137 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
27138 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
27139 Do not gimplify the result.
27140 (do_unop): Adjust call to tree_vec_extract.
27141 (do_binop): Likewise.
27142 (do_compare): Likewise.
27143 (do_plus_minus): Likewise.
27144 (do_negate): Likewise.
27145 (expand_vector_condition): Likewise.
27146 (do_cond): Likewise.
27148 2016-03-16 Richard Henderson <rth@redhat.com>
27151 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
27152 (aarch64_classify_address): Use it.
27153 (aarch64_legitimize_address): Force all subexpressions of PLUS
27154 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
27156 2016-03-16 Jakub Jelinek <jakub@redhat.com>
27157 Richard Biener <rguenth@suse.de>
27160 * rtlanal.c (replace_rtx): For REG, if from is a REG,
27161 return to even if only REGNO is equal, and assert
27164 2016-03-11 Jeff Law <law@redhat.com>
27166 PR rtl-optimization/70224
27167 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
27169 2016-03-16 Richard Henderson <rth@redhat.com>
27171 PR middle-end/70199
27172 * function.h (struct function): Add has_forced_label_in_static.
27173 * gimplify.c (force_labels_r): Set it.
27174 * lto-streamer-in.c (input_struct_function_base): Read it.
27175 * lto-streamer-out.c (output_struct_function_base): Write it.
27176 * tree-inline.c (has_label_address_in_static_1): Remove.
27177 (copy_forbidden): Remove fndecl parameter; test
27178 has_forced_label_in_static.
27179 (inline_forbidden_p): Update call to copy_forbidden.
27180 (tree_versionable_function_p): Likewise.
27181 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
27182 (chkp_versioning): Likewise.
27183 * tree-inline.h (copy_forbidden): Update decl.
27185 2016-03-16 Marek Polacek <polacek@redhat.com>
27188 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
27189 function being thunked if the result type doesn't have fixed size.
27190 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
27191 doesn't have fixed size.
27193 2016-03-16 Bin Cheng <bin.cheng@arm.com>
27195 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
27196 reporting malformed loop nest.
27198 2016-03-16 Tom de Vries <tom@codesourcery.com>
27201 * ipa-devirt.c (possible_polymorphic_call_targets): Move
27202 nodes.length () == 1 test to before first nodes[0] access.
27204 2016-03-16 Tom de Vries <tom@codesourcery.com>
27206 PR tree-optimization/68715
27207 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
27208 single_pred_p test.
27210 2016-03-16 Tom de Vries <tom@codesourcery.com>
27212 PR tree-optimization/68809
27213 * graphite-scop-detection.c (same_close_phi_node): Test if result types
27216 2016-03-16 Carlos O'Donell <carlos@redhat.com>
27217 Sandra Loosemore <sandra@codesourcery.com>
27219 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
27220 on leaf attribute. Mention ELF interposition problems.
27222 2016-03-16 Alan Modra <amodra@gmail.com>
27224 PR rtl-optimization/69195
27225 PR rtl-optimization/47992
27226 * ira.c (indirect_jump_optimize): Ignore artificial defs.
27229 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
27232 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
27234 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
27236 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
27238 2016-03-15 Jakub Jelinek <jakub@redhat.com>
27240 PR rtl-optimization/70222
27241 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
27242 optimization if mode is different from result_mode, queue up masking
27243 of the result in outer_op. Formatting fix.
27245 PR middle-end/70239
27246 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
27249 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27251 PR rtl-optimization/69032
27252 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
27253 looping backwards over basic block insns.
27255 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27258 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
27259 to non-speculative when propagating trap bits.
27261 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27263 PR rtl-optimization/63384
27264 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
27265 DEBUG_INSN_P insns.
27267 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27270 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
27271 factored out from ...
27272 (sched_analyze_insn): ... here.
27273 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
27274 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
27275 get_implicit_reg_pending_clobbers in it.
27276 (setup_id_reg_sets): Use setup_id_implicit_regs.
27277 (deps_init_id): Ditto.
27279 2016-03-15 Tom de Vries <tom@codesourcery.com>
27282 * cgraph.c (cgraph_node::get_body): Save, reset and restore
27284 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
27285 execute_function_dump.
27286 (execute_one_pass): Don't dump function if it will be dumped after ipa
27289 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
27291 * genrecog.c (match_pattern_2): If pred is NULL don't call
27292 safe_predicate_mode on it.
27294 2016-03-14 Jakub Jelinek <jakub@redhat.com>
27296 PR middle-end/70219
27297 * lra-constraints.c (delete_move_and_clobber): Change assertion
27298 to also allow dregno == 0.
27300 2016-03-14 Richard Henderson <rth@redhat.com>
27303 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
27304 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
27305 (reassociate_bb): Use optimize_vec_cond_expr; avoid
27306 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
27309 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
27312 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
27314 (lra_create_live_ranges_1): initialize hard register biggest_mode to
27316 * lra-constraints.c (split_reg): For hard regs, try to find the
27317 biggest single-register mode used in the function.
27319 2016-03-14 Richard Biener <rguenther@suse.de>
27321 PR tree-optimization/56365
27322 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
27323 constants to compare against.
27325 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
27328 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
27329 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
27330 (define_split for the GPR case): Use int_reg_operand instead of
27331 gpc_reg_operand for the output.
27333 2016-03-14 Tom de Vries <tom@codesourcery.com>
27335 PR tree-optimization/70045
27336 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
27337 create_empty_if_region_on_edge argument.
27339 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
27341 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
27342 (STACK_CHECK_PROTECT): Likewise.
27343 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
27344 (STACK_CHECK_PROTECT): Likewise.
27345 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
27346 (STACK_CHECK_PROTECT): Likewise.
27347 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
27348 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
27349 (STACK_CHECK_PROTECT): Likewise.
27351 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
27353 PR rtl-optimization/69307
27354 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
27355 registers in modes that span more than one register.
27357 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
27360 * lra-constraints.c (delete_move_and_clobber): New.
27361 (remove_inheritance_pseudos): Use it.
27363 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
27366 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
27367 the libcall is LCT_THROW.
27368 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
27369 for the checking routine.
27371 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
27374 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
27375 optimization if we have direct move.
27376 (roundu32<mode>2_fprs): Likewise.
27378 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
27381 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
27383 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
27384 Arguments swapped. All callers changed. Take reg_renumber into
27385 account, and Calculate and compare register ranges for hard regs.
27387 2016-03-11 Jeff Law <law@redhat.com>
27389 PR tree-optimization/70190
27390 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27391 Handle cases where we can not extract the taken edge, even though we
27392 found a constant value.
27394 PR tree-optimization/64058
27395 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
27396 (num_coalesce_pairs): Move up earlier in file.
27397 (find_coalesce_pair): Initialize the INDEX field for each pair
27399 (compare_pairs): No longer sort on the elements in each pair.
27400 Instead break ties with the index of the coalesce pair.
27402 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27405 * config/aarch64/aarch64-protos.h
27406 (aarch64_save_restore_target_globals): New prototype.
27407 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
27408 Call the above when popping pragma.
27409 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
27411 (aarch64_set_current_function): Rewrite using the above.
27413 2016-03-11 Jakub Jelinek <jakub@redhat.com>
27415 PR tree-optimization/70177
27416 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
27417 (extract_ops_from_tree): ... this. In the 2 argument
27418 overload remove _1 suffix.
27419 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
27420 (extract_ops_from_tree): ... this.
27421 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
27423 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
27424 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
27425 extract_ops_from_tree instead of 2 operand one.
27427 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
27429 PR tree-optimization/70013
27430 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
27431 for constant-pool entries.
27433 2016-03-11 Jakub Jelinek <jakub@redhat.com>
27435 PR rtl-optimization/70174
27436 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
27437 followed by gen_lowpart on force_reg instead of just gen_lowpart.
27439 PR tree-optimization/70169
27440 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
27441 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
27444 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
27445 Jakub Jelinek <jakub@redhat.com>
27448 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
27449 of uninitialized values.
27451 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27453 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
27455 ("*trunctddd2"): New pattern definition.
27456 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
27459 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27461 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
27462 definitions for BFP and DFP rounding modes.
27463 ("fixuns_truncdddi2", "fixuns_trunctddi2")
27464 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
27465 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
27466 ("fix_trunctf<mode>2"): Use the new constants instead of magic
27469 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27471 * config/s390/constraints.md: Adjust comment.
27472 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
27473 s390_decompose_addrstyle_without_index.
27474 * config/s390/predicates.md (shift_count_or_setmem_operand):
27475 Rename to setmem_operand.
27476 * config/s390/s390-protos.h
27477 (s390_decompose_shift_count): Rename to
27478 s390_decompose_addrstyle_without_index.
27479 * config/s390/s390.c (s390_decompose_shift_count)
27480 (s390_mem_constraint, print_shift_count_operand)
27481 (print_operand_address, print_operand): Rename
27482 s390_decompose_shift_count to
27483 s390_decompose_addrstyle_without_index and rename
27484 print_shift_count_operand to print_addrstyle_operand troughout the
27486 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
27487 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
27488 Rename shift_count_or_setmem_operand to setmem_operand.
27489 * config/s390/vx-builtins.md ("vec_insert<mode>")
27490 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
27493 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27496 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
27497 Handle overlapping retval and newval.
27499 2016-03-10 Nick Clifton <nickc@redhat.com>
27502 * config/aarch64/aarch64.c
27503 (aarch64_override_options_after_change_1): When forcing
27504 flag_omit_frame_pointer to be true, use a special value that can
27505 be detected if this function is called again, thus preventing
27506 flag_omit_leaf_frame_pointer from being forced to be false.
27508 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27510 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
27511 Set x_flag_omit_leaf_frame_pointer when handling
27512 -momit-leaf-frame-pointer.
27514 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27517 * cgraph.c (cgraph_node::dump): Dump split_part and
27518 indirect_call_target.
27519 * cgraph.h (cgraph_node): Add indirect_call_target flag.
27520 * ipa.c (has_addr_references_p): Cleanup.
27521 (is_indirect_call_target_p): New.
27522 (walk_polymorphic_call_targets): Do not mark virtuals that may be
27523 called indirectly as local.
27524 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
27526 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27529 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
27530 on cxa_pure_virtual.
27532 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27535 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
27537 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27540 * tree.c (need_assembler_name_p): Only record main variant type names.
27542 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
27545 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
27546 Always define to 0 or 1.
27547 (TARGET_FIX_ERR_A53_843419): New macro.
27548 * config/aarch64/aarch64-elf-raw.h
27549 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
27550 * config/aarch64/aarch64-linux.h: Likewise.
27551 * config/aarch64/aarch64.c
27552 (aarch64_override_options_after_change_1): Do not default
27553 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
27555 (aarch64_attributes): Handle fix-cortex-a53-843419.
27556 (aarch64_can_inline_p): Likewise.
27557 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
27559 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
27560 Jakub Jelinek <jakub@redhat.com>
27562 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
27563 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
27564 DECL_COMMONS if flag_unconstrained_commons is set.
27565 * tree-dfa.c (get_ref_base_and_extent): Likewise.
27566 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
27567 (funconstrained-commons): Document.
27569 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
27571 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
27572 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
27574 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
27576 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
27577 has a proper number of elements.
27579 2016-03-10 Alan Modra <amodra@gmail.com>
27581 PR rtl-optimization/69195
27582 PR rtl-optimization/47992
27583 * ira.c (recorded_label_ref): Delete.
27584 (update_equiv_regs): Return void.
27585 (indirect_jump_optimize): New function.
27586 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
27587 before regstat_compute_ri. Don't rebuild_jump_labels here.
27588 Delete update_regstat.
27590 2016-03-10 Richard Biener <rguenther@suse.de>
27592 PR tree-optimization/70128
27593 * tree-ssa-structalias.c (set_uids_in_ptset): Set
27594 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
27596 2016-03-09 Jakub Jelinek <jakub@redhat.com>
27598 PR tree-optimization/70152
27599 * tree-sra.c (replace_removed_params_ssa_names): Copy over
27600 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
27603 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
27604 instead of gen_sse2_loadlpd.
27605 * config/i386/sse.md (*vec_concatv2df): Rename to...
27606 (vec_concatv2df): ... this.
27608 PR tree-optimization/70127
27609 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
27611 2016-03-09 David Malcolm <dmalcolm@redhat.com>
27615 * diagnostic-show-locus.c (compatible_locations_p): New function.
27616 (layout::layout): Sanitize ranges using compatible_locations_p.
27618 2016-03-09 David Malcolm <dmalcolm@redhat.com>
27622 * diagnostic-show-locus.c (layout_range::layout_range): Replace
27623 location_range param with three const expanded_locations * and a
27625 (layout::layout): Replace call to
27626 rich_location::lazily_expand_location with get_expanded_location.
27627 Extract the range and perform location expansion here, passing
27628 the results to the layout_range ctor.
27629 * diagnostic.c (source_range::debug): Delete.
27630 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
27631 of rich_location::get_expanded_location.
27632 * gcc-rich-location.c (get_range_for_expr): Delete.
27633 (gcc_rich_location::add_expr): Reimplement to avoid the
27634 rich_location::add_range overload that took a location_range,
27635 passing a location_t instead.
27637 2016-03-09 Richard Biener <rguenther@suse.de>
27638 Jakub Jelinek <jakub@redhat.com>
27640 PR tree-optimization/70138
27641 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
27642 Also skip vect_double_reduction_def.
27644 2016-03-09 Jakub Jelinek <jakub@redhat.com>
27647 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
27648 if the operand is "m".
27650 2016-03-09 Nathan Sidwell <nathan@acm.org>
27652 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
27654 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27656 * config/i386/i386.c (processor_target_table): Fix cost table
27657 intialization order for znver1.
27659 2016-03-08 Jakub Jelinek <jakub@redhat.com>
27661 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
27662 - becuase -> because.
27663 * ipa-reference.c (ignore_module_statics): Likewise.
27664 * cgraph.c (cgraph_node::get_body): Likewise.
27665 * ipa-inline.c (early_inliner): Likewise.
27666 * ipa-devirt.c (types_same_for_odr): Likewise.
27667 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
27668 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
27670 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27672 * tree-ssa-math-opts.c: Fix typo in comment.
27674 2016-03-08 Jakub Jelinek <jakub@redhat.com>
27677 * config/i386/i386.c (scalar_chain::make_vector_copies,
27678 scalar_chain::convert_reg): Call end_sequence in between
27679 get_insns and emit_conversion_insns rather than after both
27682 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
27685 * config/i386/i386.h (machine_function): Add
27686 pc_thunk_call_expanded flag.
27687 (ix86_pc_thunk_call_expanded): New define.
27688 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
27689 (*set_got): Rename insn pattern from set_got.
27690 (*set_got_labelled): Rename inst pattern from set_got_labelled.
27691 * config/i386/i386.c (ix86_compute_frame_layout): Use
27692 ix86_pc_thunk_call_expanded to prevent red-zone.
27694 2016-03-07 Martin Jambor <mjambor@suse.cz>
27696 * hsa.h (hsa_get_ctor_statements): Declare.
27697 (hsa_get_dtor_statements): Likewise.
27698 (hsa_get_kernel_dispatch_type): Likewise.
27699 * hsa.c (hsa_get_ctor_statements): New function.
27700 (hsa_get_dtor_statements): Likewise.
27701 (hsa_get_kernel_dispatch_type): Likewise.
27702 * hsa-brig.c (hsa_cdtor_statements): Removed.
27703 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
27704 hsa_get_dtor_statements.
27705 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
27706 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
27708 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
27710 * config/arm/arm-cores.def (cortex-r8): New.
27711 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
27712 * config/arm/arm-tune.md: Likewise.
27713 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
27715 2016-03-07 Martin Sebor <msebor@redhat.com>
27717 PR rtl-optimization/19705
27718 * doc/invoke.texi (Options That Control Optimization): Clarify
27719 -fno-branch-count-reg.
27721 2016-02-26 Richard Biener <rguenther@suse.de>
27722 Jeff Law <law@redhat.com>
27724 PR tree-optimization/69740
27725 * cfghooks.c (remove_edge): Request loop fixups if we delete
27726 an edge that might turn an irreducible loop into a natural
27728 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
27729 Move after definition of loops_state_clear.
27731 2016-03-07 Bin Cheng <bin.cheng@arm.com>
27733 PR rtl-optimization/69052
27734 * rtlanal.c (commutative_operand_precedence): Set higher precedence
27737 2016-03-07 Tom de Vries <tom@codesourcery.com>
27739 PR tree-optimization/70116
27740 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
27741 is_tm_ending stmts and ubsan/asan internal functions.
27742 (find_duplicate): Use it. Don't test is_tm_ending here.
27744 2016-03-07 Richard Biener <rguenther@suse.de>
27746 PR tree-optimization/70115
27747 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
27748 (propagate_constants_for_unrolling): Use replace_uses_by.
27750 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
27752 PR middle-end/69916
27753 * omp-low.c (struct oacc_loop): Add ifns.
27754 (new_oacc_loop_raw): Initialize it.
27755 (finish_oacc_loop): Clear mask & flags if no ifns.
27756 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
27757 (oacc_loop_xform_loop): Add ifns arg & adjust.
27758 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
27760 2016-03-07 Richard Henderson <rth@redhat.com>
27763 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
27764 (insert_value_copy_on_edge): Likewise.
27766 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27768 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
27770 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27773 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
27775 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
27777 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
27779 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
27781 Fix sseimul type attribute.
27782 * config/i386/znver1.md
27783 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
27784 znver1_sseimul_avx256_load) : Fix the type attribute.
27785 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
27786 pipe usage and latency.
27788 2016-03-05 Jakub Jelinek <jakub@redhat.com>
27791 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
27792 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
27795 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
27798 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
27800 PR rtl-optimization/69941
27801 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
27802 the reg share its mode.
27804 2016-03-04 Jeff Law <law@redhat.com>
27806 PR tree-optimization/69196
27807 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27808 If the both SSA_NAMEs are anonymous, then consider them unassociated
27809 and include the PHI in the statement count.
27811 2016-03-05 Tom de Vries <tom@codesourcery.com>
27813 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
27814 construct in oacc routine. Check for oacc region in oacc routine.
27816 2016-03-04 Jakub Jelinek <jakub@redhat.com>
27819 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
27820 2016-02-22 changes, instead don't recurse if RECUR is already true.
27821 Don't change *dynamic_check if RECUR. Adjust recursive caller
27822 to pass true to the new argument.
27823 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
27826 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
27827 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
27829 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
27831 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
27833 PR rtl-optimization/57676
27834 * lra-assigns.c (lra_assign): Guard test for maximum iterations
27835 with flag_checking.
27837 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
27839 * tree-vect-patterns.c (search_type_for_mask): Handle
27840 comparison of booleans.
27842 2016-03-04 Jakub Jelinek <jakub@redhat.com>
27844 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
27848 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
27849 all other ops that have dw_val_class_die_ref operands,
27850 and DW_OP_GNU_entry_value.
27852 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27854 PR rtl-optimization/69904
27855 * config/arm/arm.c (arm_cannot_copy_insn_p):
27856 Return true for load-exclusive instructions.
27858 2016-03-03 Jakub Jelinek <jakub@redhat.com>
27861 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
27862 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
27863 the pattern no matter if it is used just by non-pattern, pattern
27865 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
27866 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
27867 oprnd1 def_stmt is in pattern, don't look through it.
27869 2016-03-03 Marek Polacek <polacek@redhat.com>
27871 PR middle-end/70050
27872 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
27874 2016-03-03 Martin Liska <mliska@suse.cz>
27876 PR tree-optimization/70043
27877 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
27878 previous statement if we see a debug statement.
27880 2016-03-03 Richard Biener <rguenther@suse.de>
27882 PR tree-optimization/55936
27883 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
27884 parameter and guard unsafe equivalence use.
27885 (vrp_evaluate_conditional_warnv_with_ops): Always use
27886 safe equivalences but not via the quadratic compare_names
27889 2016-03-03 Michael Collison <michael.collison@linaro.org>
27892 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
27893 for operand 1 to s_register_operand. Change predicate for operand
27894 2 to arm_not_immediate_operand.
27896 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
27898 * doc/tm.texi: Regenerated.
27900 2016-03-02 Richard Henderson <rth@redhat.com>
27903 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
27904 simplification when all args are positive non-fixed registers.
27906 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27908 * target.def (lra_p): Specify that new ports should use LRA.
27910 2016-03-02 Jakub Jelinek <jakub@redhat.com>
27913 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
27914 gimplify_type_sizes the type they refer to.
27915 (omp_notice_variable): Handle reference vars to VLAs.
27916 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
27917 reference to VLA decls in the second pass instead of first pass.
27919 2016-03-02 Tom de Vries <tom@codesourcery.com>
27921 PR tree-optimization/68659
27922 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
27923 new_expr == NULL_TREE.
27924 (get_new_name): Handle ADDR_EXPR.
27926 2016-03-02 Bin Cheng <bin.cheng@arm.com>
27928 PR rtl-optimization/69052
27929 * loop-invariant.c (canonicalize_address): New function.
27930 (inv_can_prop_to_addr_use): Check validity of address expression
27931 which is canonicalized by above function.
27933 2016-03-02 Alan Modra <amodra@gmail.com>
27936 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
27939 2016-03-02 Jakub Jelinek <jakub@redhat.com>
27942 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
27943 (*movhi_internal): Put mask moves from and to memory separately
27944 from moves from/to GPRs.
27946 2016-03-02 Richard Biener <rguenther@suse.de>
27948 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
27949 GENERIC expressions in GIMPLE.
27951 2016-03-02 Richard Biener <rguenther@suse.de>
27953 * config/i386/i386.c (type_natural_mode): Fix typo.
27955 2016-03-02 Nick Clifton <nickc@redhat.com>
27957 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
27959 2016-03-02 Richard Biener <rguenther@suse.de>
27960 Uros Bizjak <ubizjak@gmail.com>
27963 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
27965 2016-03-02 Richard Biener <rguenther@suse.de>
27967 PR middle-end/67278
27968 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
27970 2016-03-02 Marek Polacek <polacek@redhat.com>
27973 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
27974 "is promoted to" warning.
27976 2016-03-01 DJ Delorie <dj@redhat.com>
27978 * config.gcc: Deprecate mep-*.
27980 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
27982 PR middle-end/70025
27983 * lra-constraints.c (regno_val_use_in): New.
27984 (match_reload): Use it instead of regno_use_in.
27986 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
27988 PR rtl-optimization/70007
27989 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
27990 references present in REG_EQUAL notes attached to non-SET patterns.
27992 2016-03-01 Jeff Law <law@redhat.com>
27994 PR tree-optimization/69196
27995 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27996 Appropriately clamp the number of statements to copy when the
27997 thread path does not traverse a loop backedge.
27999 PR tree-optimization/69196
28000 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28001 Do count some PHIs in the thread path against the insn count. Decrease
28002 final statement count by one as the control statement in the last
28003 block will get removed. Remove special cased code for handling PHIs
28006 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
28009 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
28010 asm dialect alternatives to explicit GOTPCREL calls.
28012 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
28015 * ira.c (do_reload): Issue warning for generic stack checking here...
28016 * reload1.c (reload): ...instead of here and streamline it.
28018 2016-03-01 Nick Clifton <nickc@redhat.com>
28020 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
28022 2016-03-01 Richard Biener <rguenther@suse.de>
28024 PR tree-optimization/69983
28025 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
28026 types and fall back to operand_equal_p.
28028 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28031 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28033 * config/s390/constraints.md ("jm8"): New constraint.
28034 * config/s390/predicates.md ("const_int_8bitset_operand"): New
28036 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
28038 ("*setmem_long<setmem_and>"): New pattern.
28039 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
28041 ("*setmem_long_31z<setmem_and>"): New pattern.
28042 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
28043 New substitution rules with the required attributes.
28046 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28049 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28051 * gensupport.c (process_substs_on_one_elem): Split loop to
28052 complete mark_operands_used_in_match_dup on all expressions in the
28054 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28055 and remove function.
28057 2016-03-01 Richard Biener <rguenther@suse.de>
28059 PR middle-end/70022
28060 * fold-const.c (fold_indirect_ref_1): Fix range checking for
28061 vector BIT_FIELD_REF extract.
28063 2016-03-01 Richard Biener <rguenther@suse.de>
28065 PR tree-optimization/69994
28066 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
28068 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
28070 PR tree-optimization/69956
28071 * tree-vect-stmts.c (supportable_widening_operation): Support
28072 multi-step conversion of boolean vectors.
28073 (supportable_narrowing_operation): Likewise.
28075 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28077 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
28080 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28082 * config/s390/subst.md (DSI_VI): New mode iterator.
28083 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
28084 * config/s390/vector.md ("vec_set<mode>"): Move expander before
28085 the insn definition.
28086 ("*vec_set<mode>"): Change predicate and add alternative to
28087 support only either register or const_int operands as element
28089 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
28091 ("vec_extract<mode>"): New expander.
28092 ("*vec_extract<mode>"): New insn definition supporting reg and
28093 const_int element selectors.
28094 ("*vec_extract<mode>_plus"): New insn definition supporting
28095 reg+const_int element selectors.
28096 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
28097 following expander+insn definition.
28098 ("<vec_shifts_name><mode>3"): New expander.
28099 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
28101 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28103 * config/s390/s390.md ("*tabort_1"): Change predicate to
28104 nonmemory_operand. Add a second alternative to cover
28105 register as well as const int operands.
28106 ("*tabort_1_plus"): New pattern definition.
28108 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28110 * config/s390/s390.md ("*ashrdi3_cc_31")
28111 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
28112 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
28113 Merge insn definitions into ...
28114 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28115 New pattern definition.
28116 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
28117 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
28118 ("*ashr<mode>3_and"): Merge insn definitions into ...
28119 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28120 New pattern definition.
28121 * config/s390/subst.md ("addr_style_op_cc_subst")
28122 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
28123 substitutions patterns plus attributes.
28124 Add ashiftrt to SUBST iterator.
28126 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28128 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
28129 op2 to nonmemory_operand.
28130 ("*<shift>di3_31", "*<shift>di3_31_and"):
28131 Merge into single pattern definition ...
28132 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
28133 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
28134 pattern definition ...
28135 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
28136 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
28139 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28141 * config/s390/predicates.md (const_int_6bitset_operand): New
28143 * config/s390/s390.md: Include subst.md.
28144 ("rotl<mode>3"): New expander.
28145 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
28147 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
28148 * config/s390/subst.md: New file.
28150 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28152 * config/s390/s390.md ("op_type", "atype", "length" attributes):
28153 Remove RRR type. It doesn't really exist.
28154 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
28156 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
28157 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
28158 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
28159 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
28160 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
28161 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
28162 `enabled' attribute.
28164 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28166 * gensupport.c (process_substs_on_one_elem): Split loop to
28167 complete mark_operands_used_in_match_dup on all expressions in the
28169 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28170 and remove function.
28172 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28175 * config/sparc/sparc.c (NWORDS_UP): Rename to...
28176 (CEIL_NWORDS): ...this. Use CEIL macro.
28177 (compute_fp_layout): Adjust to above renaming.
28178 (function_arg_union_value): Likewise.
28179 (sparc_arg_partial_bytes): Likewise.
28180 (sparc_function_arg_advance): Likewise.
28182 2016-02-29 Jeff Law <law@redhat.com>
28184 PR tree-optimization/70005
28185 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
28186 where an object with a boolean range is compared against a value
28189 PR tree-optimization/69999
28190 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
28191 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
28194 2016-02-29 Richard Biener <rguenther@suse.de>
28196 PR tree-optimization/69994
28197 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
28198 (get_unary_op): Look through nop conversions.
28199 (ops_equal_values_p): New function, look for equality diregarding
28201 (eliminate_plus_minus_pair): Use ops_equal_values_p
28202 (repropagate_negates): Do not use get_unary_op here.
28204 2016-02-29 Martin Liska <mliska@suse.cz>
28206 * system.h: Poison ENABLE_CHECKING macro.
28208 2016-02-29 Martin Liska <mliska@suse.cz>
28210 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
28211 is presented in dump flags.
28212 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
28213 (hsa_regalloc): Likewise.
28215 2016-02-19 Richard Biener <rguenther@suse.de>
28217 PR tree-optimization/69980
28218 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
28219 permutation of those we need to keep.
28221 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28224 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
28225 (NWORDS_UP): ...this
28226 (init_cumulative_args): Minor tweaks.
28227 (sparc_promote_function_mode): Likewise.
28228 (scan_record_type): Delete.
28229 (traverse_record_type): New function template.
28230 (classify_data_t): New structure type.
28231 (classify_registers): New inline function.
28232 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
28233 exhausted. Instantiate traverse_record_type on classify_registers and
28234 deal with the case of a structure passed in slot #15 with no FP field
28236 (assign_data_t): New structure type.
28237 (compute_int_layout): New static function.
28238 (compute_fp_layout): Likewise.
28239 (count_registers): New inline function.
28240 (assign_int_registers): New static function.
28241 (assign_fp_registers): Likewise.
28242 (assign_registers): New inline function.
28243 (function_arg_record_value_1): Delete.
28244 (function_arg_record_value_2): Likewise.
28245 (function_arg_record_value_3): Likewise.
28246 (function_arg_record_value): Adjust to above changes. Instantiate
28247 traverse_record_type on count_registers to first count the number of
28248 registers to be used and then on assign_registers to assign them.
28249 (function_arg_union_value): Adjust to above renaming.
28250 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
28251 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
28252 case of a structure passed in slot #15
28253 (sparc_function_arg_advance): Likewise.
28254 (function_arg_padding): Minor tweak.
28256 2016-02-29 Richard Biener <rguenther@suse.de>
28258 PR tree-optimization/69720
28259 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
28260 the adjustment_def path for possibly vectorized defs.
28261 (vect_create_epilog_for_reduction): Handle vectorized initial
28264 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
28266 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
28268 2016-02-27 Jeff Law <law@redhat.com>
28271 2016-02-26 Richard Biener <rguenther@suse.de>
28272 Jeff Law <law@redhat.com>
28274 PR tree-optimization/69740
28275 * cfghooks.c (remove_edge): Request loop fixups if we delete
28276 an edge that might turn an irreducible loop into a natural
28279 2016-02-27 Jakub Jelinek <jakub@redhat.com>
28281 PR rtl-optimization/69896
28282 * tree-vect-generic.c (get_compute_type): Avoid single element
28285 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
28287 Rename the AArch64 tuning option and related functions to enable the
28288 Newton series for the reciprocal square root to reflect its
28289 approximative characteristic.
28291 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
28292 function to "aarch64_emit_approx_rsqrt".
28293 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
28294 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
28295 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
28296 (xgene1_tunings): Likewise.
28297 (use_rsqrt_p): Likewise.
28298 (aarch64_emit_swrsqrt): Use new function name.
28299 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
28300 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
28301 text explaining this option.
28302 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
28304 2016-02-26 Jakub Jelinek <jakub@redhat.com>
28307 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
28308 complain about -mallow-movmisalign without -mvsx if
28309 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
28311 2016-02-26 Joel Sherrill <joel@rtems.org>
28313 * config.gcc: Add x86_64-*-rtems*.
28314 * config/i386/rtems-64.h: New file.
28316 2016-02-26 Joel Sherrill <joel@rtems.org>
28318 * config.gcc: Add aarch64-*-rtems*.
28319 * config/aarch64/rtems.h: New file.
28321 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
28324 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
28325 shift amount using %h. Add comment.
28327 2016-02-26 Richard Biener <rguenther@suse.de>
28328 Jeff Law <law@redhat.com>
28330 PR tree-optimization/69740
28331 * cfghooks.c (remove_edge): Request loop fixups if we delete
28332 an edge that might turn an irreducible loop into a natural
28335 2016-02-26 Martin Jambor <mjambor@suse.cz>
28337 PR middle-end/69920
28338 * tree-sra.c (sra_modify_assign): Do not remove loads of
28339 uninitialized aggregates to SSA_NAMEs.
28341 2016-02-26 Richard Henderson <rth@redhat.com>
28344 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
28345 pseudo in case the target rtx matches the source of the left
28348 2016-02-26 Martin Jambor <mjambor@suse.cz>
28351 * hsa.h (hsa_type_packed_p): Declare.
28352 * hsa.c (hsa_type_packed_p): New function.
28353 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
28355 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
28356 * hsa-brig.c (emit_basic_insn): Likewise.
28358 2016-02-26 Martin Jambor <mjambor@suse.cz>
28361 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
28363 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
28365 2016-02-26 Martin Jambor <mjambor@suse.cz>
28367 * hsa.h (is_a_helper): New overload for hsa_op_immed for
28368 hsa_op_with_type operands.
28369 (hsa_unsigned_type_for_type): Declare.
28370 * hsa.c (hsa_unsigned_type_for_type): New function.
28371 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
28372 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
28373 the finalizer. Do not emit extra move.
28375 2016-02-26 Martin Jambor <mjambor@suse.cz>
28377 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
28378 atomic operations in private segment.
28380 2016-02-26 Martin Jambor <mjambor@suse.cz>
28382 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
28383 statements to wi->info. Also disallow omp simd constructs.
28384 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
28385 for not gridifying. Dump special string for omp_for.
28387 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28390 * config/aarch64/aarch64.c (aarch64_set_current_function):
28391 Save/restore target globals when switching to
28392 target_option_default_node.
28394 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28397 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
28398 Return 0 if !SHIFT_COUNT_TRUNCATED.
28400 2016-02-26 Jakub Jelinek <jakub@redhat.com>
28401 Eric Botcazou <ebotcazou@adacore.com>
28403 PR rtl-optimization/69891
28404 * dse.c (scan_insn): If we can't figure out memset arguments
28405 or they are non-constant, call clear_rhs_from_active_local_stores.
28407 2016-02-26 Martin Liska <mliska@suse.cz>
28409 * doc/extend.texi: Mention clog10, clog10f an clog10l
28410 in Builtins section.
28412 2016-02-26 Martin Liska <mliska@suse.cz>
28414 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
28416 (resolve_args_picking_1): Likewise.
28417 * dwarf2out.h (struct GTY): Likewise.
28419 2016-02-26 Martin Liska <mliska@suse.cz>
28421 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
28422 with flag_checking.
28423 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
28425 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
28426 Martin Liska <mliska@suse.cz>
28428 * doc/install.texi: Mention --enable-valgrind-annotations.
28430 2016-02-26 Richard Biener <rguenther@suse.de>
28432 PR tree-optimization/69551
28433 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
28434 looking through aliases adjust DECL_PT_UID to refer to the
28435 ultimate alias target.
28437 2016-02-25 Martin Liska <mliska@suse.cz>
28439 PR middle-end/69919
28440 * alloc-pool.c (after_memory_report): New variable.
28441 * alloc-pool.h (base_pool_allocator ::release): Do not use
28442 the infrastructure if after_memory_report.
28443 * toplev.c (toplev::main): Mark after memory report.
28445 2016-02-25 Richard Biener <rguenther@suse.de>
28447 PR tree-optimization/48795
28448 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
28450 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
28453 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
28454 offloading is enabled and -fopenacc or -fopenmp is specified.
28455 (CRTOFFLOADEND): Likewise.
28456 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
28457 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
28458 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
28459 (offload_objects_file_name): New static var.
28460 (tool_cleanup): Remove offload_objects_file_name file.
28461 (find_offloadbeginend): Replace with ...
28462 (find_crtoffloadtable): ... this.
28463 (run_gcc): Remove offload_argc and offload_argv.
28464 Get offload_objects_file_name from -foffload-objects=... option.
28465 Read names of object files with offload from this file, pass them to
28466 compile_images_for_offload_targets. Don't call find_offloadbeginend and
28467 don't pass offloadbegin and offloadend to the linker. Don't pass
28468 offload non-LTO files to the linker, because now they're not claimed.
28470 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
28473 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28474 on builtin_unreachable.
28476 2016-02-25 Jakub Jelinek <jakub@redhat.com>
28478 PR rtl-optimization/69896
28479 * regcprop.c: Include cfgrtl.h.
28480 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
28481 than remembered mode, either delete it (if noop_move_p), or
28482 treat like copy_p but not noop_p instruction.
28484 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28487 * dwarf2out.c (gen_variable_die): Work around buggy LTO
28488 - allow NULL decl for Fortran DW_TAG_common_block variables.
28490 2016-02-24 Jason Merrill <jason@redhat.com>
28492 * common.opt (flifetime-dse): Add -flifetime-dse=1.
28494 2016-02-24 Richard Biener <rguenther@suse.de>
28495 Jakub Jelinek <jakub@redhat.com>
28497 PR middle-end/69760
28498 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
28499 conditionally executed ops to well-defined overflow behavior.
28501 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28503 PR middle-end/69915
28504 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
28507 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28509 PR rtl-optimization/69886
28510 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
28511 argument. Use it when checking validity of set instructions.
28512 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
28513 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
28515 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
28516 * store-motion.c (find_moveable_store): Update
28517 can_assign_to_reg_without_clobbers_p callsite.
28519 2016-02-24 Richard Biener <rguenther@suse.de>
28521 PR middle-end/68963
28522 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
28524 (record_nonwrapping_iv): Do not fall back to the low/high bound
28525 for non-constant IV bases if the stmt is not always executed.
28527 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28529 * config/arm/arm-cores.def (cortex-a32): New entry.
28530 * config/arm/arm-tables.opt: Regenerate.
28531 * config/arm/arm-tune.md: Regenerate.
28532 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
28533 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
28534 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
28535 for -mcpu and -mtune.
28537 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28540 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
28541 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
28542 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
28543 (atomic_loaddi_1): Delete.
28544 (atomic_loaddi): Rewrite expander using the above changes.
28546 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28549 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
28552 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28553 Richard Biener <rguenth@suse.de>
28555 PR middle-end/69909
28556 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
28557 set_mem_attributes if tem is SSA_NAME which got expanded
28560 2016-02-24 Richard Biener <rguenther@suse.de>
28562 PR tree-optimization/69907
28563 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
28564 end of permutations for BB vectorization.
28566 2016-02-24 Christian Bruel <christian.bruel@st.com>
28568 * config/arm/arm-c.c (arm_option_override): Initialize
28569 target_option_current_node.
28570 * config/arm/arm.c (arm_pragma_target_parse): Replace
28571 build_target_option_node call by target_option_current_node.
28572 Set target_option_current_node.
28575 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
28578 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
28579 define_insn_and_split to define_insn.
28580 (zero_extendqi<mode>2_dot2): Same.
28581 (extendqi<mode>2_dot): Same.
28582 (extendqi<mode>2_dot2): Same.
28584 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
28586 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
28587 and add bypass for AES{D,E} and AESMC pairs.
28588 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
28591 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
28593 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
28594 series for reciprocal square root in Exynos M1.
28596 2016-02-23 Martin Sebor <msebor@redhat.com>
28599 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
28600 __builtin_alloca_with_align.
28602 2016-02-23 Richard Henderson <rth@redhat.com>
28604 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
28605 (ix86_register_pragmas): Remove __seg_tls.
28606 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
28607 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
28608 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
28609 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
28610 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
28611 * doc/extend.texi (__seg_tls): Remove item.
28613 2016-02-23 Richard Biener <rguenther@suse.de>
28615 * alloc-pool.h (struct allocation_object): Make id member
28616 conditional on CHECKING_P again.
28617 (get_instance): Adjust.
28618 (base_pool_allocator): Likewise.
28620 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
28622 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
28623 (parallelize_loops): In OpenACC kernels mode, set n_threads to
28625 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
28627 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
28629 2016-02-23 Richard Biener <rguenther@suse.de>
28631 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
28632 * bitmap.h (struct bitmap_usage): Likewise.
28633 (bitmap_move): Declare.
28634 * bitmap.c (register_overhead): Take size_t argument.
28635 (bitmap_move): New function.
28636 * df-problems.c (df_rd_transfer_function): Use bitmap_move
28637 to properly account overhead.
28638 * tree.c (free_node): Use tree_size.
28640 2016-02-23 Jakub Jelinek <jakub@redhat.com>
28643 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
28644 when inverting comparison.
28647 * common.opt (Wunreachable-code): Add Warning flag.
28649 2016-02-23 Mark Wielaard <mjw@redhat.com>
28650 Jakub Jelinek <jakub@redhat.com>
28653 * cgraphunit.c (check_global_declaration): Check main_input_filename
28654 and DECL_SOURCE_FILE are not NULL.
28656 2016-02-23 Martin Jambor <mjambor@suse.cz>
28658 PR tree-optimization/69666
28659 * tree-sra.c (sra_modify_assign): Do not attempt to create
28660 default_def replacements for unscalarizable regions.
28662 2016-02-20 Mark Wielaard <mjw@redhat.com>
28665 * cgraphunit.c (check_global_declaration): Check level of
28666 warn_unused_const_variable and main_input_filename.
28667 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
28668 (-Wunused-variable): For C implies -Wunused-const-variable=1.
28669 (-Wunused-const-variable): Explain levels 1 and 2.
28671 2016-02-22 Jakub Jelinek <jakub@redhat.com>
28674 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
28675 identical arguments. Formatting and spelling fixes.
28678 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
28683 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
28684 and m68k-devices.def.
28685 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
28686 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
28688 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
28690 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
28691 and HImode registers.
28693 2016-02-22 Richard Biener <rguenther@suse.de>
28695 PR tree-optimization/69882
28696 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
28697 preserve permutations present because of gaps.
28698 (vect_supported_load_permutation_p): Always continue checking
28699 permutations after vect_attempt_slp_rearrange_stmts.
28701 2016-02-22 Bin Cheng <bin.cheng@arm.com>
28703 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
28704 min_profitable_estimate, rather than min_profitable_iters.
28706 2016-02-22 Jakub Jelinek <jakub@redhat.com>
28709 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
28710 SImode for last match_operand.
28712 2016-02-22 Martin Liska <mliska@suse.cz>
28714 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
28715 return bitsize - 1 as the return value.
28717 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
28721 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
28722 Handle negative shift counts.
28723 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
28724 force_reg on the shift constant.
28725 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
28726 (lshrsi3_d): Handle negative shift counts.
28728 2016-02-22 Richard Biener <rguenther@suse.de>
28729 Tom de Vries <tom@codesourcery.com>
28731 * graph.c: Include dumpfile.h.
28732 (print_graph_cfg): Split into three overloads.
28733 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
28735 2016-02-22 Tom de Vries <tom@codesourcery.com>
28737 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
28740 2016-02-22 Richard Biener <rguenther@suse.de>
28743 * ipa-inline-transform.c (inline_call): When not updating
28744 overall summaries adjust self size by the growth estimate.
28745 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
28746 hash-set, do not update overall summaries here. Renamed from ...
28747 (inline_to_all_callers): ... this which is now wrapping the
28748 above and performing delayed overall summary update.
28749 (early_inline_small_functions): Delay updating of the overall
28752 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
28754 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
28757 2016-02-19 Jakub Jelinek <jakub@redhat.com>
28760 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
28761 :%* in %:gt() argument.
28762 (greater_than_spec_func): Adjust for expecting only numbers,
28763 if there are more than two numbers, compare the last two.
28765 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
28767 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
28768 -Wnarrowing with -std.
28770 2016-02-19 Jakub Jelinek <jakub@redhat.com>
28773 * expr.c (store_field): Don't use bit-field path if exp is
28774 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
28775 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
28776 and the assignment can be performed by bitwise copy. Formatting
28779 PR middle-end/69838
28780 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
28781 call copy_reg_eh_region_note_forward on before and/or after sequences
28782 and remove note from insn if it no longer can throw.
28785 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
28786 if TARGET_AVX512BW.
28788 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28790 * config/s390/vector.md: Add missing commutative operand markers
28791 to the patterns which qualify for one.
28792 * config/s390/vx-builtins.md: Likewise.
28794 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28796 * config/s390/vector.md (VI, VI_QHS): Add single element vector
28797 types to mode iterators.
28798 (vec_double): ... and mode attribute.
28799 * config/s390/vx-builtins.md (non_vec_int): Likewise.
28801 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28803 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
28804 Change the predicate of op2 from nonimmediate to general and let
28805 reload fix it if necessary.
28807 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28809 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
28811 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28813 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
28816 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28818 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
28819 * config/s390/s390.c (s390_expand_vec_movstr): New function.
28820 * config/s390/s390.md ("movstr<P:mode>"): Call
28821 s390_expand_vec_movstr.
28823 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28825 * config/s390/s390.md: Add missing output modifier for operand 1
28826 to print it as address properly.
28828 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28830 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
28831 * config/s390/2964.md: New file.
28832 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
28833 of insn grouping attributes depending on the CPU level.
28834 (s390_get_unit_mask): New function.
28835 (s390_sched_score): Remove the OOO from the scheduling macros.
28836 Add loop to calculate a score for the instruction mix.
28837 (s390_sched_reorder): Likewise plus improve debug output.
28838 (s390_sched_variable_issue): Rename macros as above. Calculate
28839 the unit distances after actually scheduling an insn. Improve
28841 (s390_sched_init): Clear last_scheduled_unit_distance array.
28842 * config/s390/s390.md: Include 2964.md.
28844 2016-02-18 Jakub Jelinek <jakub@redhat.com>
28847 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
28848 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
28849 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
28850 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
28851 *avx512f_<code>v8div16qi2_mask_1): New insns.
28853 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
28856 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
28859 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
28860 earlyclobber from target. Use wF constraint for fused memory
28862 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
28864 2016-02-18 Jakub Jelinek <jakub@redhat.com>
28865 Martin Liska <mliska@suse.cz>
28868 * cfgexpand.c (asan_sanitize_stack_p): New function.
28869 (partition_stack_vars): Use the function.
28870 (expand_stack_vars): Likewise.
28871 (defer_stack_allocation): Likewise.
28872 (expand_used_vars): Likewise.
28874 2016-02-18 Richard Biener <rguenther@suse.de>
28876 PR middle-end/69553
28877 * fold-const.c (operand_equal_p): Properly compare offsets for
28878 IMAGPART_EXPR and ARRAY_REF.
28880 2016-02-18 Nick Clifton <nickc@redhat.com>
28884 * config/arm/arm.c (arm_option_override_internal): Disable
28885 interworking if the target does not support thumb instructions.
28886 (arm_reload_in_hi): Handle the case where a register to register
28887 move needs reloading because there is no simple pattern to handle
28889 (arm_reload_out_hi): Likewise.
28891 2016-02-18 Richard Biener <rguenther@suse.de>
28893 PR middle-end/69854
28894 * match.pd: Don't use fold_binary or fold_unary for folding
28897 2016-02-17 Jakub Jelinek <jakub@redhat.com>
28900 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
28901 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
28902 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
28903 warn on gimple_no_warning_p statements.
28905 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
28907 * doc/extend.texi (C++ Attributes): Correct description of
28908 warn_unused type attribute.
28910 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28912 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
28913 correct instruction.
28915 2016-02-17 Richard Biener <rguenther@suse.de>
28917 PR rtl-optimization/69609
28918 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
28919 (find_traces_1_round): When ending a trace update cached priority
28921 (bb_to_key): Use cached priority when available.
28922 (copy_bb): Initialize cached priority.
28923 (reorder_basic_blocks_software_trace_cache): Likewise.
28925 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28928 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
28930 (aarch64_comparison_operator): Break overly long line into two.
28931 (aarch64_comparison_operation): Likewise.
28932 * config/aarch64/aarch64.md (cstorecc4): Use
28933 aarch64_comparison_operator_mode instead of
28934 aarch64_comparison_operator.
28935 (cstore<mode>4): Likewise.
28936 (aarch64_cstore<mode>): Likewise.
28937 (*cstoresi_insn_uxtw): Likewise.
28938 (cstore<mode>_neg): Likewise.
28939 (*cstoresi_neg_uxtw): Likewise.
28941 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28944 * config/arm/predicates.md (arm_comparison_operator_mode):
28946 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
28947 instead of arm_comparison_operator.
28948 (*mov_negscc): Likewise.
28949 (*mov_notscc): Likewise.
28950 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
28951 (*thumb2_mov_negscc): Likewise.
28952 (*thumb2_mov_negscc_strict_it): Likewise.
28953 (*thumb2_mov_notscc): Likewise.
28954 (*thumb2_mov_notscc_strict_it): Likewise.
28956 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
28958 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
28959 Add missing return.
28961 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
28963 * config/visium/visium.c (machine_libfunc_index): New enum.
28964 (machine_libfuncs): New structure.
28965 (visium_libfuncs): New static variable.
28966 (TARGET_INIT_LIBFUNCS): Define to...
28967 (visium_init_libfuncs): ...this. New function.
28968 (expand_block_move_4): Use the appropriate libfunc.
28969 (expand_block_move_2): Likewise.
28970 (expand_block_move_1): Likewise.
28971 (expand_block_set_4): Likewise.
28972 (expand_block_set_2): Likewise.
28973 (expand_block_set_1): Likewise.
28974 (visium_trampoline_init): Likewise.
28976 2016-02-17 Nick Clifton <nickc@redhat.com>
28978 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
28979 TI's devices.csv file as of March 2016.
28981 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
28984 * opts-global.c (handle_common_deferred_options): Introduce and
28985 initialize two global variables to remember command-line options
28986 specifying a stack-limiting register.
28987 * opts.h: Add extern declarations of the two new global variables.
28988 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
28989 variable based on the values of the two new global variables.
28991 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28994 * common.opt (Wnonnull-compare): New warning.
28995 * doc/invoke.texi (-Wnonnull): Remove text about comparison
28996 of arguments against NULL.
28997 (-Wnonnull-compare): Document.
28998 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
28999 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
29000 * passes.def (pass_warn_nonnull_compare): Add.
29001 * gimple-ssa-nonnull-compare.c: New file.
29003 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29005 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
29006 AARCH64_EXTRA_TUNE_RECIP_SQRT.
29008 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29010 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
29011 reciprocal sqrt for -mlow-precision-recip-sqrt.
29013 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29014 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29016 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
29017 always use lane loads to construct non-constant vectors.
29019 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29021 * config/aarch64/aarch64.md
29022 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
29023 constraints for operand 3.
29024 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
29026 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29027 Richard Biener <rguenther@suse.de>
29029 PR tree-optimization/69820
29030 * tree-vect-patterns.c (type_conversion_p): Return false if
29031 *orig_type is unsigned single precision or boolean.
29032 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
29035 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29037 PR rtl-optimization/69764
29038 PR rtl-optimization/69771
29039 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
29040 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
29042 2016-02-16 Richard Biener <rguenther@suse.de>
29044 PR tree-optimization/69776
29045 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
29047 (indirect_refs_may_alias_p): Likewise.
29048 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
29049 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
29050 according to tbaa_p.
29051 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
29052 (optimize_stmt): For redundant store discovery do not allow tbaa.
29054 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
29056 PR tree-optimization/69714
29057 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
29058 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
29060 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
29062 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
29063 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
29064 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
29065 * config/arc/arc.c (arc_init): Check FPU options.
29066 (get_arc_condition_code): Handle new CC_FPU* modes.
29067 (arc_select_cc_mode): Likewise.
29068 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
29069 register pair only. Allow access for ARCv2 accumulator.
29070 (gen_compare_reg): Whenever we have FPU support use FPU compare
29072 (arc_reorg): Don't generate brcc insns when FPU compare
29073 instructions are involved.
29074 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
29075 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
29076 floating point emulation.
29077 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
29078 (REVERSE_CONDITION): Add new CC_FPU* modes.
29079 (TARGET_FP_SP_BASE): Define.
29080 (TARGET_FP_DP_BASE): Likewise.
29081 (TARGET_FP_SP_FUSED): Likewise.
29082 (TARGET_FP_DP_FUSED): Likewise.
29083 (TARGET_FP_SP_CONV): Likewise.
29084 (TARGET_FP_DP_CONV): Likewise.
29085 (TARGET_FP_SP_SQRT): Likewise.
29086 (TARGET_FP_DP_SQRT): Likewise.
29087 (TARGET_FP_DP_AX): Likewise.
29088 * config/arc/arc.md (ARCV2_ACC): New constant.
29089 (type): New fpu type attribute.
29090 (SDF): Conditional iterator.
29091 (cstore<mode>, cbranch<mode>): Change expand condition.
29092 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
29093 handles FPU/FPX cases as well.
29094 * config/arc/arc.opt (mfpu): New option.
29095 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
29097 (adddf3, muldf3, subdf3): Removed.
29098 * config/arc/predicates.md (proper_comparison_operator): Recognize
29100 * config/arc/fpu.md: New file.
29101 * doc/invoke.texi (ARC Options): Document mfpu option.
29103 2016-02-16 Richard Biener <rguenther@suse.de>
29105 PR rtl-optimization/69291
29106 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
29107 noce_operand_ok check.
29109 2016-02-16 Tom de Vries <tom@codesourcery.com>
29112 * omp-low.c (simd_clone_create): Remove call to
29113 symtab->call_cgraph_insertion_hooks.
29115 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29117 PR tree-optimization/69802
29118 * tree-ssa-reassoc.c (update_range_test): If op is
29119 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
29120 op == 1 test of precision 1 integral op, otherwise handle
29121 that case as op itself. Fix up formatting.
29122 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
29125 2016-02-16 Richard Biener <rguenther@suse.de>
29127 PR tree-optimization/69586
29128 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
29129 types for conversion sources.
29131 2016-02-16 Richard Biener <rguenther@suse.de>
29133 PR middle-end/69801
29134 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
29135 mask OEP_ADDRESS_OF.
29137 2016-02-16 Alan Modra <amodra@gmail.com>
29140 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
29141 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
29142 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
29144 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
29145 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
29146 (p8_fmrgow_<mode>): Likewise.
29147 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
29149 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
29150 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
29151 to use movdi_internal64. Remove op0_di.
29152 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
29154 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
29156 Add support for the FCCMP insn types
29158 * config/aarch64/aarch64.md (fccmp): Change insn type.
29159 (fccmpe): Likewise.
29160 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
29161 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
29162 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
29163 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
29164 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
29165 * config/arm/types.md (fccmps): Add new insn type.
29166 (fccmpd): Likewise.
29168 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
29170 * alias.c (get_alias_set): Fix a typo in comment.
29172 2016-02-15 Richard Biener <rguenther@suse.de>
29174 PR tree-optimization/69595
29175 * match.pd: Complete range test simplification to true.
29177 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
29179 PR rtl-optimization/69648
29180 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
29181 pic_offset_table_rtx.
29183 PR rtl-optimization/69752
29184 * ira.c (update_equiv_regs): When looking for more than a single SET,
29185 also take other side effects into account.
29187 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29189 * config/s390/s390.c (s390_function_profiler): Add a new sequence
29190 for z900+ CPUs in 31-bit mode.
29192 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29194 * common/config/s390/s390-common.c (s390_supports_split_stack):
29196 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
29197 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
29198 * config/s390/s390.c (struct machine_function): New field
29199 split_stack_varargs_pointer.
29200 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
29201 in s390_emit_prologue.
29202 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
29204 (morestack_ref): New global.
29205 (SPLIT_STACK_AVAILABLE): New macro.
29206 (s390_expand_split_stack_prologue): New function.
29207 (s390_live_on_entry): New function.
29208 (s390_va_start): Use split-stack vararg pointer if appropriate.
29209 (s390_asm_file_end): Emit the split-stack note sections.
29210 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
29211 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
29212 (UNSPECV_SPLIT_STACK_CALL): New unspec.
29213 (UNSPECV_SPLIT_STACK_DATA): New unspec.
29214 (split_stack_prologue): New expand.
29215 (split_stack_space_check): New expand.
29216 (split_stack_data): New insn.
29217 (split_stack_call): New expand.
29218 (split_stack_call_*): New insn.
29219 (split_stack_cond_call): New expand.
29220 (split_stack_cond_call_*): New insn.
29222 2016-02-15 Richard Biener <rguenther@suse.de>
29224 PR tree-optimization/69783
29225 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29226 Add trivially correct cases.
29228 2016-02-15 Tom de Vries <tom@codesourcery.com>
29231 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
29233 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
29235 2016-02-15 Richard Biener <rguenther@suse.de>
29237 PR tree-optimization/69776
29238 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
29239 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
29240 indicate whether we can use TBAA to disambiguate against stores.
29241 Use alias-set zero if not.
29242 (visit_reference_op_store): Do not use TBAA when looking up
29244 * tree-ssa-pre.c (compute_avail): Use TBAA here.
29245 (eliminate_dom_walker::before_dom_children): But not when looking
29246 up redundant stores.
29248 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
29250 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
29252 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29254 * config/i386/znver1.md
29255 (znver1_pop, znver1_pop_mem,
29256 znver1_load_imov_double_store,
29257 znver1_load_imov_direct_store,
29258 znver1_load_imov_direct_load,
29259 znver1_load_imov_double_load): Add new.
29260 (znver1_insn, znver1_insn_load): Add icmov type.
29261 (znver1_sseavx_fma,
29262 znver1_sseavx_fma_load,
29264 znver1_avx256_fma_load): Fix pipe usage.
29266 2016-02-14 Alan Modra <amodra@gmail.com>
29269 * reload.c (find_reloads_address_1): For pre/post-inc/dec
29270 with an invalid hard reg, reload just the reg not the entire
29271 pre/post-inc/dec address expression.
29273 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
29276 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
29277 fixed R1_REG scratch reg.
29278 (sibcall_value_pcrel_fdpic): Likewise.
29280 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
29284 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
29286 2016-02-12 Walter Lee <walt@tilera.com>
29288 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
29289 * config/tilegx/t-tilegx: Likewise.
29291 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29294 * diagnostic-show-locus.c (struct line_span): New struct.
29295 (layout::get_first_line): Delete.
29296 (layout::get_last_line): Delete.
29297 (layout::get_num_line_spans): New member function.
29298 (layout::get_line_span): Likewise.
29299 (layout::print_heading_for_line_span_index_p): Likewise.
29300 (layout::get_expanded_location): Likewise.
29301 (layout::calculate_line_spans): Likewise.
29302 (layout::m_first_line): Delete.
29303 (layout::m_last_line): Delete.
29304 (layout::m_line_spans): New field.
29305 (layout::layout): Update comment. Replace m_first_line and
29306 m_last_line with m_line_spans, replacing their initialization
29307 with a call to calculate_line_spans.
29308 (diagnostic_show_locus): When printing source lines and
29309 annotations, rather than looping over a single span
29310 of lines, instead loop over each line_span within
29311 the layout, with an inner loop over the lines within them.
29312 Call the context's start_span callback when changing line spans.
29313 * diagnostic.c (diagnostic_initialize): Initialize start_span.
29314 (diagnostic_build_prefix): Break out the building of the location
29315 part of the string into...
29316 (diagnostic_get_location_text): ...this new function, rewriting
29317 it from nested ternary expressions to a sequence of "if"
29319 (default_diagnostic_start_span_fn): New function.
29320 * diagnostic.h (diagnostic_start_span_fn): New typedef.
29321 (diagnostic_context::start_span): New field.
29322 (default_diagnostic_start_span_fn): New prototype.
29324 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29327 * gcc.c (driver::finalize): Fix cleanup of "specs".
29329 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29333 * gcc.c (driver::driver): Initialize m_option_suggestions.
29334 (driver::~driver): Clean up m_option_suggestions.
29335 (suggest_option): Convert to...
29336 (driver::suggest_option): ...this, and split out into
29337 driver::build_option_suggestions and find_closest_string.
29338 (driver::build_option_suggestions): New function, from
29339 first half of suggest_option. Special-case
29340 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
29341 the sanitizer_opts array. For options of enum types, add the
29342 various enum values to the candidate strings.
29343 (driver::handle_unrecognized_options): Remove "const".
29344 * gcc.h (driver::handle_unrecognized_options): Likewise.
29345 (driver::build_option_suggestions): New decl.
29346 (driver::suggest_option): New decl.
29347 (driver::m_option_suggestions): New field.
29348 * opts-common.c (add_misspelling_candidates): New function.
29349 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
29350 and make non-static.
29351 * opts.h (sanitizer_opts): New array decl.
29352 (add_misspelling_candidates): New function decl.
29353 * spellcheck.c (find_closest_string): New function.
29354 * spellcheck.h (find_closest_string): New function decl.
29356 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29358 PR rtl-optimization/69764
29359 PR rtl-optimization/69771
29360 * optabs.c (expand_binop_directly): For shift_optab_p, force
29361 convert_modes with VOIDmode if xop1 has VOIDmode.
29363 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
29366 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
29367 to correctly determine instrumentation thunks.
29369 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29372 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
29373 type by reference, force lhs on the call.
29376 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
29377 Compute retval and retbnd early in all cases if split_part_return_p
29378 and return_bb is not EXIT. Remove all clobber stmts and reset
29379 all debug stmts that refer to SSA_NAMEs defined in split part,
29380 except if it is retval, in that case replace the old retval with the
29381 lhs of the call to the split part.
29383 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29386 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29388 PR middle-end/66726
29389 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
29390 whose result is used in PHI.
29391 (maybe_optimize_range_tests): Likewise.
29392 (final_range_test_p): Likweise.
29394 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29396 PR middle-end/66726
29397 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
29398 whose result is used in PHI.
29399 (maybe_optimize_range_tests): Likewise.
29400 (final_range_test_p): Likweise.
29402 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29404 * cgraph.c: Spelling fixes - behaviour -> behavior and
29405 neighbour -> neighbor.
29406 * target.def: Likewise.
29407 * sel-sched.c: Likewise.
29408 * config/mips/mips.c: Likewise.
29409 * config/arc/arc.md: Likewise.
29410 * config/arm/cortex-a57.md: Likewise.
29411 * config/arm/arm.c: Likewise.
29412 * config/arm/neon.md: Likewise.
29413 * config/arm/arm-c.c: Likewise.
29414 * config/vms/vms-c.c: Likewise.
29415 * config/s390/s390.c: Likewise.
29416 * config/i386/znver1.md: Likewise.
29417 * config/i386/i386.c: Likewise.
29418 * config/ia64/hpux-unix2003.h: Likewise.
29419 * config/msp430/msp430.md: Likewise.
29420 * config/rx/rx.c: Likewise.
29421 * config/rx/rx.md: Likewise.
29422 * config/aarch64/aarch64-simd.md: Likewise.
29423 * config/aarch64/aarch64.c: Likewise.
29424 * config/nvptx/nvptx.c: Likewise.
29425 * config/bfin/bfin.c: Likewise.
29426 * config/cris/cris.opt: Likewise.
29427 * config/rs6000/rs6000.c: Likewise.
29428 * target.h: Likewise.
29429 * spellcheck.c: Likewise.
29430 * ira-build.c: Likewise.
29431 * tree-inline.c: Likewise.
29432 * builtins.c: Likewise.
29433 * lra-constraints.c: Likewise.
29434 * explow.c: Likewise.
29435 * hwint.h: Likewise.
29436 * targhooks.c: Likewise.
29437 * tree-vect-data-refs.c: Likewise.
29438 * expr.c: Likewise.
29439 * doc/tm.texi: Likewise.
29440 * doc/extend.texi: Likewise.
29441 * doc/install.texi: Likewise.
29442 * doc/md.texi: Likewise.
29443 * tree-ssa-tail-merge.c: Likewise.
29444 * sched-int.h: Likewise.
29445 * match.pd: Likewise.
29446 * sched-ebb.c: Likewise.
29447 * target.def (omit_struct_return_reg): Likewise.
29448 * gimple-ssa-isolate-paths.c: Likewise.
29449 (find_implicit_erroneous_behaviour): Renamed to...
29450 (find_implicit_erroneous_behavior): ... this.
29451 (find_explicit_erroneous_behaviour): Renamed to...
29452 (find_explicit_erroneous_behavior): ... this.
29453 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
29455 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
29457 PR rtl-optimization/64682
29458 PR rtl-optimization/69567
29459 PR rtl-optimization/69737
29460 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
29461 in I2 as well, just lose it.
29463 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29465 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
29467 (aarch64_last_printed_tune_string): Likewise.
29468 (aarch64_declare_function_name): Only output .arch assembler
29469 directive if it will be different from the previously output
29470 directive. Same for .tune comment but only if -dA is set.
29471 (aarch64_start_file): New function.
29472 (TARGET_ASM_FILE_START): Define.
29474 2016-02-11 David Malcolm <dmalcolm@redhat.com>
29477 * Makefile.in (PLUGIN_HEADERS): Add params.list.
29479 2016-02-11 Jakub Jelinek <jakub@redhat.com>
29482 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
29483 -Wmaybe-uninitialized warning.
29485 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
29488 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
29490 2016-02-11 Richard Biener <rguenther@suse.de>
29492 PR rtl-optimization/69291
29493 * ifcvt.c (noce_try_store_flag_constants): Do not allow
29494 subexpressions affected by changing the result.
29496 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
29499 * lra-constraints.c (curr_insn_transform): Find in/out operands
29500 for secondary memory moves. Update dups.
29502 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
29504 PR tree-optimization/69652
29505 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
29506 to nested loop, did source re-formatting, skip debug statements,
29507 add check on statement with volatile operand, remove dead scalar
29510 2016-02-10 Jakub Jelinek <jakub@redhat.com>
29511 Patrick Palka <ppalka@gcc.gnu.org>
29515 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
29516 calls if the return type is TREE_ADDRESSABLE.
29517 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
29518 * ipa-split.c (split_function): Fix doubled "we" in comment.
29519 Use void return type for the split part even if
29520 !split_point->split_part_set_retval.
29522 2016-02-10 Bin Cheng <bin.cheng@arm.com>
29524 PR tree-optimization/68021
29525 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
29526 when computing the value of biv cand by itself.
29528 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
29530 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
29531 (cortexa57_tunings): Likewise.
29532 (cortexa72_tunings): Likewise.
29533 (arch_macro_fusion_pair_p): Add support for AES fusion.
29534 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
29535 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
29536 Allow virtual registers before reload so early scheduling works.
29537 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
29538 correct latency and pipeline.
29539 (cortex_a57_crypto_complex): Likewise.
29540 (cortex_a57_crypto_xor): Likewise.
29541 (define_bypass): Add AES bypass.
29543 2016-02-10 Richard Biener <rguenther@suse.de>
29545 PR tree-optimization/69726
29546 * passes.def: Add DCE pass before late uninit.
29547 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
29548 really fixup if-conversions job.
29550 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
29552 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
29553 (arm_cortex_a57_tune): Likewise.
29554 (aarch_macro_fusion_pair_p): Add support for AES fusion.
29555 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
29557 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
29559 * timevar.def (TV_PHASE_DBGINFO): Delete.
29560 (TV_PHASE_CHECK_DBGINFO): Likewise.
29561 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
29563 2016-02-10 Richard Biener <rguenther@suse.de>
29565 PR tree-optimization/69719
29566 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29567 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
29569 2016-02-09 Andrew Pinski <apinski@cavium.com>
29572 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
29573 get_vcond_mask_icode returns false.
29575 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
29578 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
29579 an ADDIS that adds a pointer to a large constant that sets the
29580 upper16 bits with a load operation.
29582 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
29585 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
29587 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
29589 (vzipq_s16): Likewise.
29590 (vzipq_s32): Likewise.
29591 (vzipq_f32): Likewise.
29592 (vzipq_u8): Likewise.
29593 (vzipq_u16): Likewise.
29594 (vzipq_u32): Likewise.
29595 (vzipq_p8): Likewise.
29596 (vzipq_p16): Likewise.
29598 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
29601 * config/arm/arm.c (neon_endian_lane_map): New function.
29602 (neon_vector_pair_endian_lane_map): New function.
29603 (arm_evpc_neon_vuzp): Allow for big endian lane order.
29604 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
29606 (vuzpq_s16): Likewise.
29607 (vuzpq_s32): Likewise.
29608 (vuzpq_f32): Likewise.
29609 (vuzpq_u8): Likewise.
29610 (vuzpq_u16): Likewise.
29611 (vuzpq_u32): Likewise.
29612 (vuzpq_p8): Likewise.
29613 (vuzpq_p16): Likewise.
29615 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
29618 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
29621 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
29623 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
29624 truncate const_int operand 1 to QImode.
29626 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
29628 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
29629 corresponding to an abnormal edge.
29631 2016-02-09 Tom de Vries <tom@codesourcery.com>
29633 PR tree-optimization/69599
29634 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
29636 (find_func_aliases_for_builtin_call, find_func_clobbers)
29637 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
29640 2016-02-09 Richard Biener <rguenther@suse.de>
29642 PR tree-optimization/69715
29643 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
29644 LHS on calls as non-rewritable.
29646 2016-02-09 Tom de Vries <tom@codesourcery.com>
29649 * lto-wrapper.c (append_diag_options): New function.
29650 (compile_offload_image): Call append_diag_options.
29652 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
29655 * doc/extend.texi (Flag Output Operands): Correct sectioning.
29656 Minor copy-edit to fix verb tenses.
29658 2016-02-08 Jakub Jelinek <jakub@redhat.com>
29660 PR tree-optimization/69209
29661 * ipa-split.c (split_function): If split part is not
29662 returning retval, retval has gimple type but is not
29663 gimple value, force it into a SSA_NAME first.
29665 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
29667 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
29670 2016-02-08 Jason Merrill <jason@redhat.com>
29673 * convert.c (convert_to_integer_1): Check dofold on truncation
29675 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
29676 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
29677 Rename from *_nofold.
29678 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
29679 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
29681 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
29684 * tree.c (build_common_tree_nodes): Remove short_double argument.
29685 All callers changed.
29686 * tree.h (build_common_tree_nodes): Adjust declaration.
29687 * doc/invoke.texi (-fshort-double): Remove documentation.
29688 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
29689 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
29690 * lto-wrapper.c (merge_and_complain, append_compiler_options)
29691 (append_linker_options): Don't handle OPT_fshort_double.
29693 PR rtl-optimization/68730
29694 * lra-remat.c (insn_to_cand_activation): New static variable.
29695 (lra_remat): Allocate and free it.
29696 (create_cand): New arg activation. Initialize a field in
29697 insn_to_cand_activation if it is nonnull.
29698 (create_cands): Pass the activation insn to create_cand when making
29699 a candidate involving an output reload. Reorganize code a little.
29700 (do_remat): Keep track of active status of candidates in a separate
29703 2016-02-08 Richard Biener <rguenther@suse.de>
29705 PR tree-optimization/69719
29706 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29707 Properly use absolute of the difference of the two offsets to
29708 compare or adjust the segment length.
29710 2016-02-08 Richard Biener <rguenther@suse.de>
29711 Jeff Law <law@redhat.com>
29714 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
29715 types for anonymous SSA names.
29717 2016-02-08 Richard Biener <rguenther@suse.de>
29719 PR rtl-optimization/69274
29720 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
29722 2016-02-08 Jeff Law <law@redhat.com>
29724 PR tree-optimization/65917
29725 * tree-ssa-dom.c (record_temporary_equivalences): Record both
29726 equivalences from if (x == y) style conditionals.
29727 (loop_depth_of_name): Remove.
29728 (record_equality): Remove loop depth check.
29729 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
29730 (const_and_copies::record_const_or_copy_raw): New member function.
29731 * tree-ssa-scopedtables.c
29732 (const_and_copies::record_const_or_copy_raw): New, factored out of
29733 (const_and_copies::record_const_or_copy): Call new member function.
29735 2016-02-05 Jeff Law <law@redhat.com>
29737 PR tree-optimization/68541
29738 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
29739 (count_stmts_in_block): New function.
29740 (poor_ifcvt_candidate_code): Likewise.
29741 (is_feasible_trace): Add some heuristics to determine when path
29742 splitting is profitable.
29743 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
29744 is a diamond with a single exit.
29746 2016-02-05 Martin Sebor <msebor@redhat.com>
29749 * doc/invoke.texi: Update -Wplacement-new to take an optional
29752 2016-02-06 Richard Henderson <rth@redhat.com>
29755 * tree.c (tree_nop_conversion_p): Do not strip casts into or
29756 out of non-standard address spaces.
29758 2016-02-05 Jakub Jelinek <jakub@redhat.com>
29760 PR rtl-optimization/69691
29761 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
29763 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
29765 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
29766 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
29767 (*ieee128_mfvsrd_64bit): Likewise.
29768 (*ieee128_mfvsrd_32bit): Likewise.
29770 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
29774 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29776 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
29777 instrumented_version.
29779 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
29781 * doc/invoke.texi (Optimize Options): In table of --param options
29782 rename second occurrence of tracer-min-branch-ratio to
29783 tracer-min-branch-probability, rename
29784 tracer-min-branch-ratio-feedback to
29785 tracer-min-branch-probability-feedback and clarify description,
29786 rename sched-spec-state-edge-prob-cutoff to
29787 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
29788 to selsched-insns-to-rename, rename lto-minpartition to
29789 lto-min-partition, delete reorder-blocks-duplicate and
29790 reorder-blocks-duplicate-feedback.
29792 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29794 * config/s390/s390.c (s390_register_info_set_ranges): Remove
29797 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
29799 * doc/extend.texi: S/390: Correct some typos.
29801 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29803 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
29805 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29808 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
29809 (s390_register_info_gprtofpr): Use new macros above.
29810 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
29812 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
29813 its name. Adjust restore and save gpr ranges.
29814 (s390_register_info_set_ranges): New function.
29815 (s390_register_info): Use new macros above. Call
29816 s390_register_info_set_ranges.
29817 (s390_optimize_register_info): Likewise.
29818 (s390_hard_regno_rename_ok): Use new macros.
29819 (s390_hard_regno_scratch_ok): Likewise.
29820 (s390_emit_epilogue): Likewise.
29821 (s390_can_use_return_insn): Likewise.
29822 (s390_optimize_prologue): Likewise.
29823 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
29825 2016-02-05 Jakub Jelinek <jakub@redhat.com>
29828 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
29830 (ix86_option_override_internal): Disable TARGET_STV even for
29831 -m{incoming,preferred}-stack-boundary=3.
29833 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
29835 * config.gcc: Mark deprecated rtems targets as obsolete.
29837 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
29839 PR rtl-optimization/64682
29840 PR rtl-optimization/69567
29841 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
29842 before I2 only if the register is both used and set in I2.
29844 2016-02-04 DJ Delorie <dj@redhat.com>
29846 * config/msp430/msp430.c (msp430_start_function): Add function type.
29848 2016-02-04 Jakub Jelinek <jakub@redhat.com>
29851 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
29853 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
29855 PR rtl-optimization/69577
29857 2015-10-29 Richard Henderson <rth@redhat.com>
29861 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
29862 sse check to the exact conditions of PR 67609.
29864 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
29867 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
29868 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
29869 not allowed into the traditional Altivec registers.
29870 (movtd_64bit_nodm): Likewise.
29871 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
29873 2016-02-04 David Malcolm <dmalcolm@redhat.com>
29875 * config/aarch64/cortex-a57-fma-steering.c
29876 (aarch64_register_fma_steering): Remove "static" from arguments
29879 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
29882 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
29883 twice when complex.
29885 2016-02-04 Mike Frysinger <vapier@gentoo.org>
29887 * doc/invoke.texi: Delete -mno-fma4.
29889 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
29891 PR rtl-optimization/69577
29892 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
29893 (find_subregs_of_mode): Update accordingly. Iterate over partial
29896 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
29898 * config/arm/arm-protos.h (neon_reinterpret): Remove.
29899 * config/arm/arm.c (neon_reinterpret): Remove.
29900 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
29901 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
29902 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
29903 vreinterpretti): Remove.
29904 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
29905 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
29906 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
29907 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
29908 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
29909 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
29910 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
29911 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
29912 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
29913 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
29914 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
29915 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
29916 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
29917 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
29918 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
29919 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
29920 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
29921 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
29922 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
29923 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
29924 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
29925 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
29926 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
29927 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
29928 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
29929 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
29930 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
29931 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
29932 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
29933 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
29934 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
29935 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
29936 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
29937 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
29938 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
29939 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
29940 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
29941 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
29942 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
29943 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
29944 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
29945 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
29946 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
29947 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
29948 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
29949 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
29950 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
29951 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
29952 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
29953 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
29954 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
29955 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
29956 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
29957 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
29958 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
29959 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
29960 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
29961 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
29962 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
29963 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
29964 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
29965 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
29966 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
29967 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
29968 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
29969 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
29970 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
29971 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
29972 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
29973 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
29974 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
29975 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
29976 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
29977 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
29978 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
29979 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
29980 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
29981 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
29982 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
29983 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
29984 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
29985 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
29986 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
29987 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
29988 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
29989 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
29990 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
29991 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
29992 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
29993 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
29994 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
29995 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
29996 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
29997 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
29998 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
29999 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
30000 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
30001 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
30002 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
30003 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
30004 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
30005 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
30006 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
30008 2016-02-04 Martin Liska <mliska@suse.cz>
30011 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
30012 that are gimple_store_p.
30013 (maybe_instrument_call): Likewise.
30015 2016-02-04 Bin Cheng <bin.cheng@arm.com>
30017 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
30018 register scaling out of memory reference and comment why.
30020 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30024 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
30025 folding the source of a SET.
30027 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30031 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
30032 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
30034 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
30038 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
30041 2016-02-04 Christian Bruel <christian.bruel@st.com>
30043 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
30044 * config/arm/arm.c (arm_set_current_function): Likewise.
30046 2016-02-04 Jakub Jelinek <jakub@redhat.com>
30047 Ilya Enkovich <enkovich.gnu@gmail.com>
30048 H.J. Lu <hongjiu.lu@intel.com>
30051 * config/i386/i386.c (convert_scalars_to_vector): Remove
30052 stack alignment fixes.
30053 (ix86_option_override_internal): Disable TARGET_STV if stack
30054 might not be aligned enough.
30055 (ix86_minimum_alignment): Assert that TARGET_STV is false.
30057 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
30059 * config/i386/x86-tune.def: Disable default prefetching
30062 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
30063 Vladimir Makarov <vmakarov@redhat.com>
30066 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
30067 in validating fused toc addresses.
30069 2016-02-03 Jakub Jelinek <jakub@redhat.com>
30072 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
30073 range->m_caret fields if range->m_show_caret_p is false.
30076 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
30077 Force oldval into register if it does not satisfy reg_or_short_operand
30078 predicate. Fix up formatting.
30080 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
30081 Alexandre Oliva <aoliva@redhat.com>
30084 * lra-constraints.c (simplify_operand_subreg): Check additionally
30085 address validity after potential reloading.
30086 (process_address_1): Check insns validity. In case of failure do
30089 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
30092 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
30095 2016-02-02 Jakub Jelinek <jakub@redhat.com>
30097 * wide-int.cc (canonize_uhwi): New function.
30098 (wi::divmod_internal): Use it.
30100 2016-02-02 James Norris <jnorris@codesourcery.com>
30102 * gimplify.c (omp_notice_variable): Add usage check.
30104 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
30106 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
30107 like LE, GE, LT, GT when emitting relational operator.
30109 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30111 * ira-costs.c (find_costs_and_classes): Add extra argument.
30112 * target.def (ira_change_pseudo_allocno_class): Add parameter.
30113 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
30114 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
30115 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
30116 Add best_class parameter, and return it if not ALL_REGS.
30117 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
30119 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
30120 Update target hook.
30122 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30124 * config/aarch64/aarch64.c
30125 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
30126 (aarch64_ira_change_pseudo_allocno_class): New function.
30128 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
30131 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
30133 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
30135 * config/avr/avr.c (avr_option_override): Set
30136 PARAM_ALLOW_STORE_DATA_RACES to 1.
30138 2016-02-02 Richard Biener <rguenther@suse.de>
30140 PR tree-optimization/69595
30141 * match.pd: Add range test simplifications to true/false.
30143 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
30145 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
30146 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
30149 2016-02-02 Richard Biener <rguenther@suse.de>
30151 PR tree-optimization/69606
30152 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
30153 info on the result before moving a stmt.
30155 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
30157 PR middle-end/68542
30158 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
30159 branch with vector comparison.
30160 * config/i386/sse.md (VI48_AVX): New mode iterator.
30161 (define_expand "cbranch<mode>4): Add support for conditional branch
30162 with vector comparison.
30163 * tree-vect-loop.c (optimize_mask_stores): New function.
30164 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
30165 has_mask_store field of vect_info.
30166 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
30167 vectorized loops having masked stores after vec_info destroy.
30168 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
30169 correspondent macros.
30170 (optimize_mask_stores): Add prototype.
30172 2016-02-02 Alan Modra <amodra@gmail.com>
30175 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
30178 2016-02-02 Alan Modra <amodra@gmail.com>
30181 * config/rs6000/rs6000.c (need_toc_init): New var, set it
30182 whenever toc_label_name used.
30183 (rs6000_file_start): Don't set up toc section here,
30184 (rs6000_output_function_epilogue): do so here instead,
30185 (rs6000_xcoff_file_start): and here.
30186 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
30187 (load_toc_aix_di): Likewise.
30189 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30191 PR rtl-optimization/69592
30192 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
30193 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
30194 (num_sign_bit_copies_binary_arith_p): New inline function.
30195 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
30197 2016-02-01 Jeff Law <law@redhat.com>
30199 PR tree-optimization/69580
30200 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
30201 * tree-ssa-threadbackward.c
30202 (fsm_find_control_statement_thread_paths): Do not try to walk
30203 through large PHI nodes.
30205 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30207 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
30208 when count is incremented above limit, don't analyze further
30211 * omp-low.c (oacc_parse_default_dims): Avoid
30212 -Wsign-compare warning, make sure value fits into int
30213 rather than just unsigned int.
30215 2016-02-01 Bin Cheng <bin.cheng@arm.com>
30217 PR tree-optimization/67921
30218 * fold-const.c (split_tree): New parameters. Convert pointer
30219 type variable part to proper type before negating.
30220 (fold_binary_loc): Pass new arguments to split_tree.
30222 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
30224 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
30225 (nvptx_goacc_validate_dims): Extend to handle global defaults.
30226 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
30227 * doc/tm.texti: Rebuilt.
30228 * doc/invoke.texi (fopenacc-dim): Document.
30229 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
30230 (append_compiler_options): Likewise.
30231 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
30232 (oacc_parse_default_dims): New.
30233 (oacc_validate_dims): Add USED arg. Select non-unity default when
30235 (oacc_loop_fixed_partitions): Return mask of used partitions.
30236 (oacc_loop_auto_partitions): Emit dump info.
30237 (oacc_loop_partition): Return mask of used partitions.
30238 (execute_oacc_device_lower): Parse default dimension arg. Adjust
30239 loop partitioning and validation calls.
30241 2016-02-01 Richard Biener <rguenther@suse.de>
30243 PR middle-end/69556
30244 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
30246 2016-02-01 Richard Biener <rguenther@suse.de>
30248 PR tree-optimization/69574
30249 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
30250 of asserting return chrec_dont_know.
30252 2016-02-01 Martin Liska <mliska@suse.cz>
30254 * mem-stats-traits.h: Add copyright header.
30255 * mem-stats.h: Likewise.
30257 2016-02-01 Richard Biener <rguenther@suse.de>
30259 PR tree-optimization/69579
30260 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
30261 Do not propagate through abnormal PHI results.
30263 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
30265 * postreload.c (reload_cse_simplify): Remove dead code.
30267 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30269 PR rtl-optimization/69570
30270 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
30271 if there is more than one set, not if there is a single set.
30273 2016-02-01 Richard Henderson <rth@redhat.com>
30276 * combine.c (make_compound_operation): When looking through a
30277 subreg, make sure to re-extend to the width of the outer mode.
30279 2016-01-30 Jakub Jelinek <jakub@redhat.com>
30281 PR tree-optimization/69546
30282 * wide-int.cc (wi::divmod_internal): For unsigned division
30283 where both operands fit into uhwi, if o1 is 1 and o0 has
30284 msb set, if divident_prec is larger than bits per hwi,
30285 clear another quotient word and return 2 instead of 1.
30286 Similarly for remainder with msb in HWI set, if dividend_prec
30287 is larger than bits per hwi.
30289 2016-01-29 Martin Jambor <mjambor@suse.cz>
30291 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
30292 Use short lowercase names.
30293 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
30294 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
30295 acq_rel one. Protect warning agains segfaults if
30296 get_memory_order_name returns NULL.
30297 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
30298 with release semantics. Do not warn if get_memory_order already did.
30299 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
30300 semantics. Fix check for relaxed or acquire semantics. Do not warn
30301 if get_memory_order already did.
30303 2016-01-29 Sebastian Pop <s.pop@samsung.com>
30305 * doc/install.texi: Document that isl-0.16 is supported.
30307 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
30310 * config/i386/constraints.md (Bm): Describe as special memory
30312 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
30313 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30314 * genpreds.c (struct constraint_data): Add is_special_memory.
30315 (have_special_memory_constraints, special_memory_start): New
30317 (special_memory_end): Ditto.
30318 (add_constraint): Add new arg is_special_memory. Add code to
30319 process its true value. Update have_special_memory_constraints.
30320 (process_define_constraint): Pass the new arg.
30321 (process_define_register_constraint): Ditto.
30322 (choose_enum_order): Process special memory.
30323 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
30324 function insn_extra_special_memory_constraint.
30325 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30326 * gensupport.c (process_rtx): Process
30327 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30328 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
30329 * ira-lives.c (single_reg_class): Use
30330 insn_extra_special_memory_constraint.
30331 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
30332 * lra-constraints.c (process_alt_operands): Ditto.
30333 (curr_insn_transform): Use insn_extra_special_memory_constraint.
30334 * recog.c (asm_operand_ok, preprocess_constraints): Process
30336 * reload.c (find_reloads): Ditto.
30337 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
30338 * stmt.c (parse_input_constraint): Use
30339 insn_extra_special_memory_constraint.
30341 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
30344 * lra-splill.c (lra_final_code_change): Revert r229087 by
30345 removing all sub-registers.
30347 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
30350 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
30352 2016-01-29 Jakub Jelinek <jakub@redhat.com>
30355 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
30356 SSE1, copy target into the temporary reg first before recursing
30359 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
30361 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
30364 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
30366 * ginclude/stdarg.h: Test __cplusplus instead of
30367 __GXX_EXPERIMENTAL_CXX0X__.
30369 2016-01-29 Richard Biener <rguenther@suse.de>
30371 PR tree-optimization/69547
30372 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
30373 Do not mark clobbers necessary.
30374 (mark_all_reaching_defs_necessary_1): Likewise.
30376 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
30378 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
30379 declaration name with %qs and print it in both error messages.
30380 Also fix indentation.
30382 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
30385 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
30386 trailing blank line from error message.
30388 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
30391 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
30394 2016-01-29 Richard Biener <rguenther@suse.de>
30396 PR middle-end/69537
30397 * match.pd: Allow all integral types when simplifying a
30398 widening or sign-changing conversion.
30400 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30402 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
30403 back to setting codegen_error to fail codegen.
30405 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
30408 * config/i386/constraints.md (C): Only accept constant zero operand.
30409 (BC): New constraint.
30410 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
30411 instead of C constraint.
30412 * doc/md.texi (Machine Constraints): Update description
30415 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
30418 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
30420 2016-01-28 Jakub Jelinek <jakub@redhat.com>
30422 PR middle-end/69542
30423 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
30426 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
30428 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
30429 branches if using guessed profile.
30431 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
30433 * graphite-optimize-isl.c (optimize_isl): Fix dump.
30435 2016-01-28 Richard Henderson <rth@redhat.com>
30438 * config/aarch64/aarch64-modes.def (CC_Cmode): New
30439 * config/aarch64/aarch64-protos.h: Update.
30440 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
30441 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
30442 (aarch64_get_condition_code_1): Handle CC_Cmode.
30443 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
30444 (*add<mode>3_compareC_cconly_imm): New.
30445 (*add<mode>3_compareC_cconly): New.
30446 (*add<mode>3_compareC_imm): New.
30447 (add<mode>3_compareC): New.
30448 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
30449 to be first. Use aarch64_carry_operation.
30450 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
30451 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
30452 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
30453 (subti3): Use subdi3_compare1.
30454 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
30455 (sub<mode>3_compare1): New.
30456 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
30457 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
30458 (*subsi3_carryin_uxtw): Likewise.
30459 (*ngc<mode>, *ngcsi_uxtw): Likewise.
30460 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
30461 * config/aarch64/iterators.md (DWI): New.
30462 * config/aarch64/predicates.md (aarch64_carry_operation): New.
30463 (aarch64_borrow_operation): New.
30465 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
30467 * graphite-optimize-isl.c (optimize_isl): Print a different debug
30468 message when isl does not return a valid schedule.
30470 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30472 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
30473 Remove comments from class declarations: they are already in the code
30476 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30478 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
30480 (ternary_op_to_tree): Same.
30481 (unary_op_to_tree): Same.
30482 (nary_op_to_tree): Same.
30483 (gcc_expression_from_isl_expr_op): Same.
30484 (gcc_expression_from_isl_expression): Same.
30485 (graphite_create_new_loop): Same.
30486 (graphite_create_new_loop_guard): Same.
30487 (build_iv_mapping): Same.
30488 (graphite_create_new_guard): Same.
30489 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
30490 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
30492 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30494 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
30495 instead of setting codegen_error to fail codegen.
30497 2016-01-28 Jason Merrill <jason@redhat.com>
30499 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
30501 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30503 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
30504 Remove CONST_INT_P check in CCMP cost calculation.
30506 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30508 * config/aarch64/aarch64.c (generic_vector_cost):
30509 Set vec_permute_cost.
30510 (cortexa57_vector_cost): Likewise.
30511 (exynosm1_vector_cost): Likewise.
30512 (xgene1_vector_cost): Likewise.
30513 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
30514 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
30515 Add vec_permute_cost entry.
30517 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30519 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
30521 (add<mode>3_compare0): Likewise.
30522 (addsi3_compare0_uxtw): Likewise.
30523 (add<mode>3nr_compare0): Likewise.
30524 (compare_neg<mode>): Likewise.
30525 (<optab><mode>3): Likewise.
30527 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
30529 * tree-vect-stmts.c (vectorizable_comparison): Add
30530 NULL check for vectype.
30532 2016-01-28 Richard Biener <rguenther@suse.de>
30534 PR tree-optimization/69466
30535 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
30536 Account for PHIs we couldn't duplicate.
30538 2016-01-28 Martin Liska <mliska@suse.cz>
30541 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
30542 instead of ENABLE_VALGRIND_CHECKING.
30544 2016-01-27 Richard Henderson <rth@redhat.com>
30547 * lra-remat.c (subreg_regs): New.
30548 (dump_candidates_and_remat_bb_data): Dump it.
30549 (operand_to_remat): Reject if operand in subreg_regs.
30550 (set_bb_regs): Collect subreg_regs.
30551 (lra_remat): Init and free subreg_regs. Compute
30552 calculate_local_reg_remat_bb_data before create_cands.
30554 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
30557 * config/i386/i386.c (ix86_update_stack_boundary): Don't
30558 change stack_alignment_needed for __tls_get_addr call.
30560 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
30562 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
30564 2016-01-27 Jeff Law <law@redhat.com>
30566 PR tree-optimization/68398
30567 PR tree-optimization/69196
30568 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
30569 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
30570 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30571 Only count PHIs in the last block in the path. The others will
30572 const/copy propagate away. Add heuristic to allow more irreducible
30573 subloops to be created when it is likely profitable to do so.
30575 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30576 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
30577 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
30579 2016-01-27 Jakub Jelinek <jakub@redhat.com>
30582 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
30583 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
30584 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
30585 * tree-streamer-in.c: Include asan.h.
30586 (streamer_get_builtin_tree): For builtins in sanitizer
30587 range call initialize_sanitizer_builtins and retry.
30589 2016-01-27 Ian Lance Taylor <iant@google.com>
30591 * common.opt (fkeep-gc-roots-live): New undocumented option.
30592 * tree-ssa-loop-ivopts.c (add_candidate_1): If
30593 -fkeep-gc-roots-live, skip pointers.
30594 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
30597 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
30600 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
30601 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
30603 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
30606 * configure.ac: NetBSD provides SSP in its C library.
30607 * configure: Updated.
30609 2016-01-27 Richard Biener <rguenther@suse.de>
30611 PR tree-optimization/69166
30612 * tree-vect-loop.c (vect_is_simple_reduction): Always check
30613 reduction code for commutativity / associativity.
30615 2016-01-27 Martin Jambor <mjambor@suse.cz>
30617 PR tree-optimization/69355
30618 * tree-sra.c (analyze_access_subtree): Correct hole detection when
30619 total_scalarization fails.
30621 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
30623 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
30626 2016-01-27 Christian Bruel <christian.bruel@st.com>
30629 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
30630 Move arm_reset_previous_fndecl and set_target_option_current_node in
30631 the conditional part. Call save_restore_target_globals.
30632 * config/arm/arm.c (arm_set_current_function):
30633 Refactor to better support #pragma target and attribute mix.
30634 Call save_restore_target_globals.
30635 * config/arm/arm-protos.h (save_restore_target_globals): New function.
30637 2016-01-27 Martin Liska <mliska@suse.cz>
30639 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
30640 reference for an HSA kernel and its host function.
30642 2016-01-27 Jakub Jelinek <jakub@redhat.com>
30644 PR tree-optimization/69399
30645 * wide-int.h (wi::lrshift): For larger precisions, only
30646 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
30648 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
30650 * config/arc/predicates.md (proper_comparison_operator): Reject
30651 constant-constant comparison.
30653 2016-01-26 Tom de Vries <tom@codesourcery.com>
30655 PR tree-optimization/69110
30656 * tree-data-ref.c (initialize_data_dependence_relation): Handle
30657 DR_NUM_DIMENSIONS == 0.
30659 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
30660 Sebastian Pop <s.pop@samsung.com>
30662 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
30663 isl_ast_op_cond and isl_ast_op_select.
30664 (gcc_expression_from_isl_expr_op): Same.
30666 2016-01-26 Jason Merrill <jason@redhat.com>
30669 * tree.c (recompute_constructor_flags): Split out from
30671 (verify_constructor_flags): New.
30672 * tree.h: Declare them.
30674 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
30676 PR rtl-optimization/69217
30677 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
30678 are no TYPE_FIELDS set for the record type.
30680 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30683 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
30684 toc_label_name unconditionally.
30685 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
30686 SYMBOL_REF string. Use toc_label_name instead of constructing
30688 (rs6000_elf_declare_function_name): Use toc_label_name instead of
30689 constructing LCTOC1.
30691 2016-01-26 Martin Sebor <msebor@redhat.com>
30694 * doc/extend.texi (Common Type Attributes): Move text that talks about
30695 attribute packed from attribute aligned to the section discussing
30696 the former attribute for clarity.
30698 2016-01-26 Richard Henderson <rth@redhat.com>
30700 PR middle-end/60908
30701 * trans-mem.c (tm_region_init): Mark entry block as visited.
30703 2016-01-26 David Malcolm <dmalcolm@redhat.com>
30706 * diagnostic-show-locus.c (layout::print_source_line): Replace
30707 call to pp_newline with call to layout::print_newline.
30708 (layout::print_annotation_line): Likewise.
30709 (layout::move_to_column): Likewise.
30710 (layout::print_any_fixits): After printing any fixits, print a
30711 trailing newline, if necessary.
30712 (layout::print_newline): New method, resetting any colorization
30714 (diagnostic_show_locus): Move the pp_newline to before the
30715 early bailout. Remove dummy block enclosing the layout instance.
30716 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
30717 of pp_newline_and_flush with pp_flush.
30718 (diagnostic_append_note): Delete use of pp_newline.
30719 (diagnostic_append_note_at_rich_loc): Delete.
30720 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
30721 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
30722 when newline characters are added to the buffer.
30724 2016-01-26 Michael Matz <matz@suse.de>
30726 * configure.ac (ac_cv_std_swap_in_utility): New test.
30727 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
30728 * configure: Regenerate.
30729 * config.in: Regenerate.
30731 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
30733 * config/arc/arc.md (cstoresi4): Force operand into register.
30734 (arcset<code>): Fix predicate.
30735 (arcsetltu): Likewise.
30736 (arcsetgeu): Likewise.
30737 (arcsethi): Likewise.
30738 (arcsetls): Likewise.
30740 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30742 PR tree-optimization/69483
30743 * gimple-fold.c (canonicalize_constructor_val): Return NULL
30744 if base has error_mark_node type.
30746 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
30749 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
30750 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
30752 (vget_lane_f16): Handle big-endian.
30753 (vgetq_lane_f16): Likewise.
30754 (vset_lane_f16): Likewise.
30755 (vsetq_lane_f16): Likewise.
30756 * config/arm/iterators.md (VQXMOV): Add V8HF.
30757 (VDQ): Add V4HF and V8HF.
30758 (V_reg): Handle V4HF and V8HF.
30759 (Is_float_mode): Likewise.
30760 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
30761 neon_vdup_nv8hf): New patterns.
30762 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
30763 Use VD_LANE iterator.
30764 (neon_vld1_dup<mode>): Use VQ2 iterator.
30766 2016-01-26 Nathan Sidwell <nathan@acm.org>
30768 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
30769 (set_oacc_fn_attrib): Add IS_KERNEL arg.
30770 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
30771 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
30772 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
30773 (oacc_validate_dims): Add LEVEL arg, don't return level.
30774 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
30775 oacc_validate_dims.
30776 (execute_oacc_device_lower): Adjust, add more dump output.
30777 * tree-ssa-loop.c (gate_oacc_kernels): Use
30778 oacc_fn_attrib_kernels_p.
30779 * tree-parloops.c (create_parallel_loop): Adjust
30780 set_oacc_fn_attrib call.
30782 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30785 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
30786 (append_compiler_options): Handle -fcilkplus.
30787 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
30789 2016-01-26 Nick Clifton <nickc@redhat.com>
30792 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
30793 been marked as DECL_ONE_ONLY but we do not the means to make it
30794 so, then do not allow it to bind locally.
30796 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30799 * opts.h (parse_sanitizer_options): New prototype.
30800 * opts.c (sanitizer_opts): New array.
30801 (parse_sanitizer_options): New function.
30802 (common_handle_option): Use parse_sanitizer_options.
30804 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
30807 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
30808 alignment adjustment to ...
30809 (ix86_update_stack_boundary): Here. Don't over-align stack for
30811 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
30812 if __tls_get_addr is called.
30814 2016-01-26 Christian Bruel <christian.bruel@st.com>
30816 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
30818 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
30820 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
30822 2016-01-26 Richard Biener <rguenther@suse.de>
30824 PR middle-end/69467
30825 * match.pd: Guard X * CST CMP 0 pattern with single_use.
30827 2016-01-26 Richard Biener <rguenther@suse.de>
30829 PR tree-optimization/69452
30830 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
30831 (move_computations_dom_walker::before_dom_children): Rename
30833 (move_computations_worker): This.
30834 (move_computations): Perform an RPO rather than a DOM walk.
30836 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30839 * combine.c (combine_instructions): For REG_EQUAL note with
30840 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
30841 to the underlying register.
30842 * doc/rtl.texi (REG_EQUAL): Document the behavior of
30843 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
30845 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
30848 * config/aarch64/aarch64-builtins.c
30849 (aarch64_init_simd_builtin_types): Do not set structural
30850 equality to __Poly{8,16,64,128}_t types.
30852 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
30854 PR tree-optimization/69400
30855 * wide-int.cc (wi_pack): Take the precision as argument and
30856 perform canonicalization here rather than in the callers.
30857 Use the main loop to handle all full-width HWIs. Add a
30858 zero HWI if in_len isn't a full result.
30859 (wi::divmod_internal): Update accordingly.
30860 (wi::mul_internal): Likewise. Simplify.
30862 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
30863 Sebastian Pop <s.pop@samsung.com>
30865 * graphite-poly.c (apply_poly_transforms): Simplify.
30866 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
30867 (print_isl_map): Same.
30868 (print_isl_union_map): Same.
30869 (print_isl_schedule): New.
30870 (debug_isl_schedule): New.
30871 * graphite-dependences.c (scop_get_reads): Do not call
30872 isl_union_map_add_map that is undocumented isl functionality.
30873 (scop_get_must_writes): Same.
30874 (scop_get_may_writes): Same.
30875 (scop_get_original_schedule): Remove.
30876 (scop_get_dependences): Do not call isl_union_map_compute_flow that
30877 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
30878 (compute_deps): Remove.
30879 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
30880 (debug_schedule_ast): New.
30881 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
30882 set_separate_option.
30883 (graphite_regenerate_ast_isl): Add dump.
30884 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
30885 from scop->transformed_schedule.
30886 (graphite_regenerate_ast_isl): Add more dump.
30887 * graphite-optimize-isl.c (optimize_isl): Set
30888 scop->transformed_schedule. Check whether schedules are equal.
30889 (apply_poly_transforms): Move here.
30890 * graphite-poly.c (apply_poly_transforms): ... from here.
30891 (free_poly_bb): Static.
30892 (free_scop): Static.
30893 (pbb_number_of_iterations_at_time): Remove.
30894 (print_isl_ast): New.
30895 (debug_isl_ast): New.
30896 (debug_scop_pbb): New.
30897 * graphite-scop-detection.c (print_edge): Move.
30898 (print_sese): Move.
30899 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
30900 (build_scop_scattering): Remove.
30901 (create_pw_aff_from_tree): Assert instead of bailing out.
30902 (add_condition_to_pbb): Remove unused code, do not fail.
30903 (add_conditions_to_domain): Same.
30904 (add_conditions_to_constraints): Remove.
30905 (build_scop_context): New.
30906 (add_iter_domain_dimension): New.
30907 (build_iteration_domains): Initialize pbb->iterators.
30908 Call add_conditions_to_domain.
30911 (index_outermost_in_loop): New.
30912 (index_pbb_in_loop): New.
30913 (outermost_pbb_in): New.
30914 (add_in_sequence): New.
30915 (add_outer_projection): New.
30916 (outer_projection_mupa): New.
30917 (add_loop_schedule): New.
30918 (build_schedule_pbb): New.
30919 (build_schedule_loop): New.
30920 (embed_in_surrounding_loops): New.
30921 (build_schedule_loop_nest): New.
30922 (build_original_schedule): New.
30923 (build_poly_scop): Call build_original_schedule.
30924 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
30925 (free_poly_dr): Remove.
30926 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
30927 (free_poly_bb): Remove.
30928 (debug_loop_vec): Remove.
30929 (print_isl_ast): Declare.
30930 (debug_isl_ast): Declare.
30931 (scop_do_interchange): Remove.
30932 (scop_do_strip_mine): Remove.
30933 (scop_do_block): Remove.
30934 (flatten_all_loops): Remove.
30935 (optimize_isl): Remove.
30936 (pbb_number_of_iterations_at_time): Remove.
30937 (debug_scop_pbb): Declare.
30938 (print_schedule_ast): Declare.
30939 (debug_schedule_ast): Declare.
30940 (struct scop): Remove schedule. Add original_schedule,
30941 transformed_schedule.
30942 (free_gimple_poly_bb): Remove.
30943 (print_generated_program): Remove.
30944 (debug_generated_program): Remove.
30945 (unify_scattering_dimensions): Remove.
30946 * sese.c (print_edge): ... here.
30947 (print_sese): ... here.
30948 (debug_edge): ... here.
30949 (debug_sese): ... here.
30950 * sese.h (print_edge): Declare.
30951 (print_sese): Declare.
30952 (dump_edge): Declare.
30953 (dump_sese): Declare.
30955 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
30956 Sebastian Pop <s.pop@samsung.com>
30958 * Makefile.in: Set ISLVER in site.exp.
30960 2016-01-25 Jakub Jelinek <jakub@redhat.com>
30962 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
30963 DECL_VALUE_EXPR of new_var even for the non-array case. Look
30964 through DECL_VALUE_EXPR for expansion.
30966 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
30968 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
30969 the frame info after reload completed.
30971 2016-01-25 Jeff Law <law@redhat.com>
30973 PR tree-optimization/69196
30974 PR tree-optimization/68398
30975 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
30976 tree-ssa-threadupdate.c.
30977 (determine_bb_domination_status): Prototype
30978 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
30979 (determine_bb_domination_status): No longer static.
30980 (valid_jump_thread_path): Remove code to detect characteristics
30981 of the jump thread path not associated with correctness.
30982 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
30983 Correct test for thread path length. Count PHIs for real operands as
30984 statements that need to be copied. Do not count ASSERT_EXPRs.
30985 Look at all the blocks in the thread path. Compute and selectively
30986 filter thread paths based on threading through the latch, threading
30987 a multiway branch or crossing a multiway branch.
30989 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30991 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
30992 decl with __attribute__ ((unused)) annotation.
30994 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
30997 * tree-vect-stmts.c (vectorizable_condition): Check vectype
30998 of operands is compatible with a statement vectype.
31000 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
31002 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
31003 improve wording for mixed storage order support.
31005 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
31007 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
31008 (vcvt_u64_f64): Likewise.
31009 (vcvta_s64_f64): Likewise.
31010 (vcvta_u64_f64): Likewise.
31011 (vcvtm_s64_f64): Likewise.
31012 (vcvtm_u64_f64): Likewise.
31013 (vcvtn_s64_f64): Likewise.
31014 (vcvtn_u64_f64): Likewise.
31015 (vcvtp_s64_f64): Likewise.
31016 (vcvtp_u64_f64): Likewise.
31018 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
31020 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
31021 (arc_init): Check validity mll64 option.
31022 (arc_save_restore): Use double load/store instruction.
31023 (arc_expand_movmem): Likewise.
31024 (arc_split_move): Don't split if we have double load/store
31025 instructions. Returns a boolean.
31026 (arc_process_double_reg_moves): Change function to return boolean
31027 instead of a sequence of instructions.
31028 (arc_dwarf_register_span): New function.
31029 * config/arc/arc-protos.h (arc_split_move): Change prototype.
31030 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
31031 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
31032 (*movdf_insn): Likewise.
31033 * config/arc/arc.opt (mll64): New option.
31034 * config/arc/predicates.md (even_register_operand): New predicate.
31035 * doc/invoke.texi (ARC Options): Add mll64 documentation.
31037 2016-01-25 Richard Biener <rguenther@suse.de>
31040 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
31041 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
31043 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
31045 2016-01-25 Richard Biener <rguenther@suse.de>
31047 PR tree-optimization/69376
31048 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
31050 (VN_INFO_ANTI_RANGE_P): New inline.
31051 (VN_INFO_RANGE_TYPE): Likewise.
31052 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
31053 SSA_NAME_ANTI_RANGE_P.
31054 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
31055 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
31056 Properly query VN_INFO_RANGE_TYPE.
31058 2016-01-25 Nick Clifton <nickc@redhat.com>
31061 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
31063 2016-01-23 Tom de Vries <tom@codesourcery.com>
31065 PR tree-optimization/69426
31066 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
31069 2016-01-23 Jakub Jelinek <jakub@redhat.com>
31071 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
31072 "the the" with "the" in the comments.
31073 * ipa-devirt.c (build_type_inheritance_graph,
31074 update_type_inheritance_graph): Likewise.
31075 * tree.c (build_function_type_list_1): Likewise.
31076 * cfgloopmanip.c (scale_loop_profile): Likewise.
31077 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
31078 * gimple-ssa-split-paths.c
31079 (find_block_to_duplicate_for_splitting_paths): Likewise.
31080 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
31081 * expr.c (convert_move): Likewise.
31082 * var-tracking.c (vt_stack_adjustments): Likewise.
31083 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
31084 * tree-vrp.c (test_for_singularity): Likewise.
31086 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
31087 directly instead of building a temporary tree.
31090 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
31091 remove <algorithm> include.
31093 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31096 * config/i386/i386.c: Include dojump.h.
31097 (expand_small_movmem_or_setmem,
31098 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
31100 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
31101 if dynamic_check != -1.
31103 2016-01-21 Jeff Law <law@redhat.com>
31105 PR middle-end/69347
31106 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
31107 record_temporary_equivalences. Rewritten to avoid unnecessary calls
31108 into dominated_by_p.
31109 (cprop_into_successor_phis): Avoid unnecessary tests.
31111 2016-01-22 Richard Henderson <rth@redhat.com>
31114 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
31115 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
31117 2016-01-22 Michael Matz <matz@suse.de>
31119 * system.h (string, algorithm): Include only conditionally.
31120 (new): Include always under C++.
31121 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
31122 * final.c (toplevel): Ditto.
31123 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
31124 * genconditions.c (write_header): Make gencondmd.c define
31126 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
31128 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
31129 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
31131 2016-01-22 Christian Bruel <christian.bruel@st.com>
31134 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
31136 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31139 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
31140 define_insn_and_split. Ensure operands[1] and operands[0] do not
31141 get assigned the same register.
31143 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
31145 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
31147 2016-01-22 Christian Bruel <christian.bruel@st.com>
31149 * config/arm/arm-c.c (arm_pragma_target_parse):
31150 Remove warn_builtin_macro_redefined overwrite.
31152 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31154 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
31155 flag_non_call_exceptions compatibility.
31157 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31160 * dwarf2out.c (add_child_die_after): New function.
31161 (dwarf_qual_info_t): New type.
31162 (dwarf_qual_info): New variable.
31163 (qualified_die_p): New function.
31164 (modified_type_die): For -fdebug-types-section, ensure
31165 canonical order of qualifiers. Put qualified DIEs adjacent
31166 to the corresponding non-qualified type DIE and search there
31167 for existing qualified DIEs.
31169 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31171 * doc/extend.texi (scalar_storage_order type attribute): Document
31172 restriction on type punning and aliasing, and remove future tense.
31174 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
31177 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
31180 2016-01-21 Jeff Law <law@redhat.com>
31182 PR middle-end/69347
31183 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
31184 useless call to record_temporary_equivalences.
31185 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
31186 allocate 10 slots in the bb_path vector and let it grow as needed.
31187 (fsm_find_control_statement_thread_paths): Similarly for the next_path
31190 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
31192 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
31194 * configure: Regenerate.
31196 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
31198 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
31199 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
31201 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
31203 PR middle-end/66178
31204 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
31205 drop EXPAND_INITIALIZER.
31206 * rtl.h (contains_symbolic_reference_p): Declare.
31207 * rtlanal.c (contains_symbolic_reference_p): New function.
31208 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
31209 a subtraction into a NOT if symbolic constants are involved.
31211 2016-01-21 Anton Blanchard <anton@samba.org>
31212 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31215 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
31217 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
31220 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
31222 * config/microblaze/microblaze.c
31223 (get_branch_target): New.
31224 (insert_wic_for_ilb_runout): New.
31226 (microblaze_machine_dependent_reorg): New.
31227 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
31228 * config/microblaze/microblaze.md
31229 (UNSPEC_IPREFETCH): Define.
31230 (iprefetch): New pattern
31231 * config/microblaze/microblaze.opt
31232 (mxl-prefetch): New flag.
31234 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
31236 * config/microblaze/microblaze.h
31237 (FIXED_REGISTERS): Update in macro.
31238 (CALL_USED_REGISTERS): Update in macro.
31240 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
31242 PR rtl-optimization/68920
31243 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
31246 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
31248 PR rtl-optimization/68990
31249 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
31250 pseudo instead of inheritance ones.
31252 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
31253 Nick Clifton <nickc@redhat.com>
31257 * config/mips/mips.c (mips_compute_frame_info): Initialise
31258 args_size and hard_frame_pointer_offset fields of the frame
31259 structure before calling mips_global_pointer.
31261 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
31263 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
31265 * configure: Regenerate.
31267 2016-01-21 Richard Biener <rguenther@suse.de>
31269 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
31271 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
31273 * config/s390/s390.c (s390_asm_declare_function_size): Add code
31274 to actually emit the .size directive.
31276 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
31277 Jakub Jelinek <jakub@redhat.com>
31281 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
31282 args array size by one to avoid buffer overflow.
31284 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
31286 * config/s390/s390.md (pool_section_start): Use switch_to_section
31287 to select proper read-only data section instead of hardcoding
31289 (pool_section_end): Use switch_to_section to match the above.
31291 2016-01-21 Richard Biener <rguenther@suse.de>
31293 PR tree-optimization/69378
31294 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
31295 (set_ssa_val_to): Use it for dominance checks taking into
31296 account not executable edges.
31298 2016-01-21 Jakub Jelinek <jakub@redhat.com>
31301 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
31302 for bitsize instead of GET_MODE_PRECISION (mode).
31304 2016-01-20 Martin Sebor <msebor@redhat.com>
31307 * extend.texi (__sync Builtins): Clarify the semantics of
31308 __sync_fetch_and_OP built-ins on pointers.
31309 (__atomic Builtins): Same.
31311 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31312 Sebastian Pop <s.pop@samsung.com>
31314 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
31315 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
31316 (is_valid_rename): Same.
31317 (translate_isl_ast_to_gimple::get_rename): Same.
31318 (translate_isl_ast_to_gimple::rename_all_uses): Same.
31319 (translate_isl_ast_to_gimple::rename_uses): Same.
31320 (get_new_name): Check for close_phi nodes.
31321 (copy_loop_phi_args): Use phi_node_kind.
31322 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
31323 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
31325 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31326 Sebastian Pop <s.pop@samsung.com>
31328 Revert commit r229783.
31329 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
31330 Remove use of parameter_rename_map.
31331 (copy_def): Remove.
31332 (copy_internal_parameters): Remove.
31333 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
31334 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
31335 (free_sese_info): Do not free parameter_rename_map.
31336 (set_rename): Do not use parameter_rename_map.
31337 (rename_uses): Update call to set_rename.
31338 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
31339 * sese.h (parameter_rename_map_t): Remove.
31340 (struct sese_info_t): Remove field parameter_rename_map.
31342 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31343 Sebastian Pop <s.pop@samsung.com>
31345 * graphite-isl-ast-to-gimple.c: Fix comment.
31346 * graphite-scop-detection.c (defined_in_loop_p): New.
31347 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
31348 names defined in loop.
31350 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31351 Sebastian Pop <s.pop@samsung.com>
31353 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
31354 Discard unstructured if-then-else regions.
31356 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31357 Sebastian Pop <s.pop@samsung.com>
31359 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
31360 (cleanup_loop_iter_dom): Remove.
31361 (build_loop_iteration_domains): Remove.
31362 (build_scop_context): Remove.
31363 (build_scop_iteration_domain): Remove.
31364 (add_loop_constraints): New.
31365 (build_iteration_domains): New.
31366 (build_poly_scop): Call build_iteration_domains.
31368 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31369 Sebastian Pop <s.pop@samsung.com>
31371 * graphite-scop-detection.c
31372 (scop_detection::harmful_loop_in_region): Free dom and loops.
31373 (scop_detection::loop_body_is_valid_scop): Free bbs.
31375 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31376 Sebastian Pop <s.pop@samsung.com>
31378 * graphite-scop-detection.c (record_loop_in_sese): New.
31379 (gather_bbs::before_dom_children): Call record_loop_in_sese.
31380 (build_scops): Remove call to build_sese_loop_nests.
31381 * sese.c (sese_record_loop): Remove.
31382 (build_sese_loop_nests): Remove.
31383 (new_sese_info): Remove region->loops.
31384 (free_sese_info): Same.
31385 * sese.h (sese_contains_loop): Same.
31386 (build_sese_loop_nests): Remove.
31387 (sese_contains_loop): Remove.
31389 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31390 Sebastian Pop <s.pop@samsung.com>
31392 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
31393 loop_is_valid_in_scop.
31394 (scop_detection::harmful_stmt_in_region): Renamed
31395 harmful_loop_in_region.
31396 Call loop_is_valid_in_scop.
31398 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31399 Sebastian Pop <s.pop@samsung.com>
31401 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
31404 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31405 Sebastian Pop <s.pop@samsung.com>
31407 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
31408 * graphite.h (struct poly_bb): Remove field is_reduction.
31409 (PBB_IS_REDUCTION): Remove.
31411 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31412 Sebastian Pop <s.pop@samsung.com>
31414 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
31415 (add_pdr_constraints): Same.
31416 (scop_get_reads): Same.
31417 (scop_get_must_writes): Same.
31418 (scop_get_may_writes): Same.
31419 (scop_get_original_schedule): Same.
31420 (extend_schedule): Same.
31421 (apply_schedule_on_deps): Same.
31422 (carries_deps): Same.
31423 (compute_deps): Same.
31424 (scop_get_dependences): Same.
31425 * graphite-isl-ast-to-gimple.c
31426 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
31427 * graphite-optimize-isl.c (get_schedule_for_band): Same.
31428 (get_schedule_for_band_list): Same.
31429 (get_schedule_map): Same.
31430 (apply_schedule_map_to_scop): Same.
31431 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
31432 (build_loop_iteration_domains): Same.
31433 (add_condition_to_pbb): Same.
31434 (add_param_constraints): Same.
31435 (pdr_add_memory_accesses): Same.
31436 (pdr_add_data_dimensions): Same.
31438 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
31440 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
31443 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
31445 * common.opt (feliminate-dwarf2-dups): Replace references to
31446 "DWARF 2" with just "DWARF".
31447 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
31448 * doc/extend.texi: Likewise.
31449 * doc/cpp.texi: Likewise.
31450 * doc/invoke.texi: Likewise.
31451 (Option Summary): Add -gdwarf to list of Debugging Options.
31452 (Debugging Options): Document -gdwarf.
31453 * doc/contrib.texi: Spell "DWARF" like that.
31455 2016-01-21 Jakub Jelinek <jakub@redhat.com>
31457 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
31458 warning. Fix up formatting.
31460 PR middle-end/67653
31461 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
31462 attempt to mark memory input operand addressable and
31463 call prepare_gimple_addressable in that case. Don't adjust
31464 input_location for diagnostics, use error_at instead.
31466 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
31468 * config/rs6000/ppc-auxv.h: New file.
31469 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
31470 (cpu_is): Likewise.
31471 (cpu_supports): Likewise.
31472 * config/rs6000/rs6000.c: include "ppc-auxv.h".
31473 (cpu_is_info): New variable.
31474 (cpu_supports_info): Likewise.
31475 (tcb_verification_symbol): Likewise.
31476 (cpu_builtin_p): Likewise.
31477 (cpu_expand_builtin): New function.
31478 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
31479 (rs6000_init_builtins): Likewise.
31480 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
31481 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
31482 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
31483 * configure: Regenerate.
31484 * config.in: Likewise.
31485 * doc/extend.texi (PowerPC Built-in Functions): Document
31486 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
31488 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
31491 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
31493 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
31496 2016-01-20 Richard Henderson <rth@redhat.com>
31502 * tree.c (tm_define_builtin): New.
31503 (find_tm_vector_type): New.
31504 (build_tm_vector_builtins): New.
31505 (build_common_builtin_nodes): Call it.
31507 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
31509 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
31510 (arm_fp_ok): Likewise.
31511 (arm_fp): Likewise.
31512 (arm_crypto): Likewise.
31514 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
31515 Richard Biener <rguenther@suse.de>
31517 PR tree-optimization/69328
31518 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
31519 vectors have same number of elements.
31520 (vectorizable_condition): Fix masked version recognition.
31522 2016-01-20 Richard Biener <rguenther@suse.de>
31524 PR tree-optimization/69345
31525 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
31526 (VN_INFO_PTR_INFO): Likewise.
31527 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
31528 info when it is equal between non-dominating SSA names.
31529 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
31530 Make sure to look at original SSA infos.
31532 2016-01-20 Jeff Law <law@redhat.com>
31535 * config/m68k/predicates.md (pow2_m1_operand): New predicate
31537 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
31538 (pc_or_label_operand): New predicate.
31539 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
31540 tests for small integers that are 2^n - 1.
31542 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
31544 * doc/invoke.texi (Options Summary): Add '.' after @xref.
31546 2016-01-19 Jeff Law <law@redhat.com>
31548 PR middle-end/69347
31549 * tree-ssa-threadbackwards.c
31550 (fsm_find_control_statement_thread_paths): Do not try to lookup
31551 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
31553 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
31555 * doc/lto.texi: Remove text that says only Gold has linker plugin
31558 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
31560 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
31561 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
31562 the DIE accordingly.
31563 (modified_type_die): Add REVERSE parameter and pass it recursively,
31564 as well as to base_type_die. Adjust presence check accordingly.
31565 (base_type_for_mode): Adjust call to modified_type_die.
31566 (add_type_attribute): Add REVERSE parameter and pass it to
31568 (generic_parameter_die): Adjust call to add_type_attribute.
31569 (add_scalar_info): Likewise.
31570 (add_subscript_info): Likewise.
31571 (gen_array_type_die): Likewise.
31572 (gen_descr_array_type_die): Likewise.
31573 (gen_entry_point_die): Likewise.
31574 (gen_enumeration_type_die): Likewise.
31575 (gen_formal_parameter_die): Likewise.
31576 (gen_subprogram_die): Likewise.
31577 (gen_variable_die ): Likewise.
31578 (gen_const_die): Likewise.
31579 (gen_field_die): Likewise.
31580 (gen_pointer_type_die): Likewise.
31581 (gen_reference_type_die): Likewise.
31582 (gen_ptr_to_mbr_type_die): Likewise.
31583 (gen_inheritance_die): Likewise.
31584 (gen_subroutine_type_die): Likewise.
31585 (gen_typedef_die): Likewise.
31586 (force_type_die): Adjust call to modified_type_die.
31588 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
31590 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
31591 flow throughout the file. Fix broken link to Objective-C 2.0
31593 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
31596 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31598 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
31600 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31603 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
31604 (maybe_record_node): Record cxa_pure_virtual as the only possible
31605 target if there are not ohter candidates.
31606 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
31608 2016-01-19 Richard Biener <rguenther@suse.de>
31610 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
31611 (get_memory_order): Likewise.
31613 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
31615 * tree-vect-stmts.c (vectorizable_store): Check
31618 2016-01-19 David Malcolm <dmalcolm@redhat.com>
31621 * gcc.c (driver::decode_argv): Add call to
31622 init_opts_obstack before init_options_struct.
31623 * opts.c (init_opts_obstack): Remove idempotency.
31624 (init_options_struct): Replace call to init_opts_obstack
31625 with a gcc_assert to verify that it has already been called.
31626 * toplev.c (toplev::main): Add call to init_opts_obstack before
31627 calls to init_options_struct.
31628 (toplev::finalize): Move cleanup of opts_obstack next to
31629 cleanup of save_decoded_options, clearing the latter, and
31630 save_decoded_options_count.
31632 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31635 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
31636 attribute to unconditional. Remove %? from output template.
31638 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31639 Jiong Wang <jiong.wang@arm.com>
31641 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
31642 generated from different expand order.
31644 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31646 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
31647 Add support for CCMP costing.
31649 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31651 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
31652 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
31653 (fccmpe<mode>): Likewise.
31654 (fcmp): Rename to fcmp and globalize pattern.
31656 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
31657 (aarch64_gen_ccmp_next): Add FP support.
31659 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31661 * target.def (gen_ccmp_first): Update documentation.
31662 (gen_ccmp_next): Likewise.
31663 * doc/tm.texi (gen_ccmp_first): Update documentation.
31664 (gen_ccmp_next): Likewise.
31665 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
31666 expand_ccmp_expr_1. Improve comments.
31667 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
31668 (ccmp_ior<mode>): Remove pattern.
31669 (cmp<mode>): Remove expand.
31670 (cmp): Globalize pattern.
31671 (cstorecc4): Use cc_register.
31672 (mov<mode>cc): Remove ccmp_cc_register check.
31673 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
31674 Simplify after removal of CC_DNE/* modes.
31675 (aarch64_ccmp_mode_to_code): Remove.
31676 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
31677 In 'k' case use integer as condition.
31678 (aarch64_nzcv_codes): Remove inverted cases.
31679 (aarch64_code_to_ccmode): Remove.
31680 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
31681 comparison with CC register to be used in folowing CCMP/branch/CSEL.
31682 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
31683 pattern. Return the comparison with CC register. Invert conditions
31684 when bitcode is OR.
31685 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
31686 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
31688 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31690 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
31691 instrumented_version.
31693 2016-01-19 Richard Biener <rguenther@suse.de>
31695 PR tree-optimization/69336
31696 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
31697 handled components with get_ref_base_and_extent.
31698 (equal_mem_array_ref_p): Adjust.
31700 2016-01-19 Jakub Jelinek <jakub@redhat.com>
31703 * shrink-wrap.c: Include valtrack.h.
31704 (move_insn_for_shrink_wrap): Add DEBUG argument. If
31705 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
31706 in between insn and where it will be moved to. Call
31707 dead_debug_insert_temp.
31708 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
31709 first and dead_debug_local_finish at the end.
31710 For uses and defs bitmap, handle all regs in between REGNO and
31711 END_REGNO, not just the first one.
31713 2016-01-19 Richard Biener <rguenther@suse.de>
31715 PR tree-optimization/69352
31716 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
31717 (equal_mem_array_ref_p): Constrain size and max size properly.
31718 Compare the reverse flag.
31720 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
31722 * ira.c (ira): Update regstat data if we deleted insns.
31724 2016-01-19 Jakub Jelinek <jakub@redhat.com>
31726 PR rtl-optimization/68955
31727 PR rtl-optimization/64557
31728 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
31729 here. Fix up formatting.
31730 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
31732 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31735 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
31736 assume that the node has body.
31737 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
31740 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31742 * lto-streamer-out.c (lto_output): Do not stream instrumentation
31745 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31747 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
31748 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
31750 2016-01-19 Martin Jambor <mjambor@suse.cz>
31751 Martin Liska <mliska@suse.cz>
31752 Michael Matz <matz@suse.de>
31754 * Makefile.in (OBJS): Add new source files.
31755 (GTFILES): Add hsa.c.
31756 * common.opt (disable_hsa): New variable.
31757 (-Whsa): New warning.
31758 * config.in (ENABLE_HSA): New.
31759 * configure.ac: Treat hsa differently from other accelerators.
31760 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
31761 $enable_offloading.
31762 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
31763 * doc/install.texi (Configuration): Document --with-hsa-runtime,
31764 --with-hsa-runtime-include, --with-hsa-runtime-lib and
31765 --with-hsa-kmt-lib.
31766 * doc/invoke.texi (-Whsa): Document.
31767 (hsa-gen-debug-stores): Likewise.
31768 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
31769 to invoke offload compiler for hsa acclerator.
31770 * opts.c (common_handle_option): Determine whether HSA offloading
31771 should be performed.
31772 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
31773 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
31774 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
31775 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
31776 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
31777 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
31778 GF_OMP_FOR_KIND_GRID_LOOP.
31779 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
31780 (pp_gimple_stmt_1): Likewise.
31781 * gimple-walk.c (walk_gimple_stmt): Likewise.
31782 * gimple.c (gimple_build_omp_grid_body): New function.
31783 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
31784 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
31785 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
31786 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
31787 GF_OMP_TEAMS_GRID_PHONY.
31788 (gimple_statement_omp_single_layout): Updated comments.
31789 (gimple_build_omp_grid_body): New function.
31790 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
31791 (gimple_omp_for_grid_phony): New function.
31792 (gimple_omp_for_set_grid_phony): Likewise.
31793 (gimple_omp_parallel_grid_phony): Likewise.
31794 (gimple_omp_parallel_set_grid_phony): Likewise.
31795 (gimple_omp_teams_grid_phony): Likewise.
31796 (gimple_omp_teams_set_grid_phony): Likewise.
31797 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
31798 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
31799 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
31800 (BUILT_IN_GOMP_TARGET): Updated type.
31801 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
31802 (adjust_for_condition): New function.
31803 (get_omp_for_step_from_incr): Likewise.
31804 (extract_omp_for_data): Moved parts to adjust_for_condition and
31805 get_omp_for_step_from_incr.
31806 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
31807 (fixup_child_record_type): Bail out if receiver_decl is NULL.
31808 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
31809 (scan_omp_parallel): Do not create child functions for phony
31811 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
31812 (scan_omp_1_op): Checking assert we are not remapping to
31813 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
31814 (parallel_needs_hsa_kernel_p): New function.
31815 (expand_parallel_call): Register apprpriate parallel child
31816 functions as HSA kernels.
31817 (grid_launch_attributes_trees): New type.
31818 (grid_attr_trees): New variable.
31819 (grid_create_kernel_launch_attr_types): New function.
31820 (grid_insert_store_range_dim): Likewise.
31821 (grid_get_kernel_launch_attributes): Likewise.
31822 (get_target_argument_identifier_1): Likewise.
31823 (get_target_argument_identifier): Likewise.
31824 (get_target_argument_value): Likewise.
31825 (push_target_argument_according_to_value): Likewise.
31826 (get_target_arguments): Likewise.
31827 (expand_omp_target): Call get_target_arguments instead of looking
31828 up for teams and thread limit.
31829 (grid_expand_omp_for_loop): New function.
31830 (grid_arg_decl_map): New type.
31831 (grid_remap_kernel_arg_accesses): New function.
31832 (grid_expand_target_kernel_body): New function.
31833 (expand_omp): Call it.
31834 (lower_omp_for): Do not emit phony constructs.
31835 (lower_omp_taskreg): Do not emit phony constructs but create for them
31836 a temporary variable receiver_decl.
31837 (lower_omp_taskreg): Do not emit phony constructs.
31838 (lower_omp_teams): Likewise.
31839 (lower_omp_grid_body): New function.
31840 (lower_omp_1): Call it.
31841 (grid_reg_assignment_to_local_var_p): New function.
31842 (grid_seq_only_contains_local_assignments): Likewise.
31843 (grid_find_single_omp_among_assignments_1): Likewise.
31844 (grid_find_single_omp_among_assignments): Likewise.
31845 (grid_find_ungridifiable_statement): Likewise.
31846 (grid_target_follows_gridifiable_pattern): Likewise.
31847 (grid_remap_prebody_decls): Likewise.
31848 (grid_copy_leading_local_assignments): Likewise.
31849 (grid_process_kernel_body_copy): Likewise.
31850 (grid_attempt_target_gridification): Likewise.
31851 (grid_gridify_all_targets_stmt): Likewise.
31852 (grid_gridify_all_targets): Likewise.
31853 (execute_lower_omp): Call grid_gridify_all_targets.
31854 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
31855 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
31856 (tree_omp_clause): Added union field dimension.
31857 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
31858 * tree.c (omp_clause_num_ops): Added number of arguments of
31859 OMP_CLAUSE__GRIDDIM_.
31860 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
31861 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
31862 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
31863 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
31864 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
31865 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
31866 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
31867 * tree-pass.h (make_pass_gen_hsail): Declare.
31868 (make_pass_ipa_hsa): Likewise.
31869 * ipa-hsa.c: New file.
31870 * lto-section-in.c (lto_section_name): Add hsa section name.
31871 * lto-streamer.h (lto_section_type): Add hsa section.
31872 * timevar.def (TV_IPA_HSA): New.
31873 * hsa-brig-format.h: New file.
31874 * hsa-brig.c: New file.
31875 * hsa-dump.c: Likewise.
31876 * hsa-gen.c: Likewise.
31879 * toplev.c (compile_file): Call hsa_output_brig.
31880 * hsa-regalloc.c: New file.
31882 2016-01-18 Jeff Law <law@redhat.com>
31884 PR tree-optimization/69320
31885 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
31886 ranged object, do nothing if the RHS constant is not [0..1].
31887 (optimize_stmt): Comparing a boolean ranged object against a
31888 constant outside [0..1] results in a compile-time constant.
31890 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
31893 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
31895 * doc/invoke.texi (Invoking GCC): Add new section to menu.
31896 (Option Summary): Update to reflect new section and moved options.
31897 (C++ Dialect Options): Move -fstats to new section.
31898 (Debugging Options): Move all dump, statistics, and other GCC
31899 developer options to new section. Rewrite section introduction
31900 and re-order remaining options to put the more basic ones first.
31901 (Optimization Options): Move -fira-verbose and -flto-report* to
31903 (Developer Options): New section incorporating moved options.
31904 * doc/cppopts.texi (-dM): Update cross-reference.
31906 2016-01-18 Richard Henderson <rth@redhat.com>
31909 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
31910 operands to pseudo only if CSE is expected. Split long immediate
31911 operands only after reload, and for the stack pointer.
31912 (*add<GPI>3_pluslong): Remove.
31913 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
31914 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
31915 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
31916 (*add<GPI>3 peepholes): New.
31917 (*add<GPI>3 splitters): New.
31918 * config/aarch64/constraints.md (Upl): New.
31919 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
31921 2016-01-18 Richard Biener <rguenther@suse.de>
31923 PR tree-optimization/69297
31924 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
31926 (vect_bb_vectorization_profitable_p): Clear visited flag again.
31928 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
31930 PR middle-end/68542
31931 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
31932 of mixind vector and scalar types.
31933 (fold_relational_const): Add handling of vector
31934 comparison with boolean result.
31935 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
31936 comparison of vector operands with boolean result for EQ/NE only.
31937 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
31938 (verify_gimple_cond): Likewise.
31939 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
31942 2016-01-18 Joseph Myers <joseph@codesourcery.com>
31944 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
31947 2016-01-18 Richard Biener <rguenther@suse.de>
31949 PR middle-end/69308
31950 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
31952 2016-01-18 Tom de Vries <tom@codesourcery.com>
31954 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
31956 2016-01-18 Tom de Vries <tom@codesourcery.com>
31958 * omp-low.c (set_oacc_fn_attrib): Make extern.
31959 * omp-low.h (set_oacc_fn_attrib): Declare.
31960 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
31961 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
31962 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
31963 Add and handle function parameter oacc_kernels_p.
31964 (find_reduc_addr, get_omp_data_i_param): New function.
31965 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
31966 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
31967 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
31968 Calculate dominance info. Skip loops that are not in a kernels region
31969 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
31970 (pass_parallelize_loops::execute): Call parallelize_loops with
31971 oacc_kernels_p argument.
31972 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
31973 New member function.
31974 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
31975 * passes.def: Add argument to pass_parallelize_loops instantation.
31977 2016-01-18 Tom de Vries <tom@codesourcery.com>
31979 * tree-parloops.c (pass_parallelize_loops::execute): Allow
31980 pass_parallelize_loops to be run outside the loop pipeline.
31982 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31984 * tree-scalar-evolution.c (follow_copies_to_constant): New.
31985 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
31987 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31990 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
31991 using get_ref_base_and_extent.
31992 (equal_mem_array_ref_p): New.
31993 (hashable_expr_equal_p): Add call to previous.
31995 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31998 * tree-sra.c (disqualified_constants, constant_decl_p): New.
31999 (sra_initialize): Allocate disqualified_constants.
32000 (sra_deinitialize): Free disqualified_constants.
32001 (disqualify_candidate): Update disqualified_constants when appropriate.
32002 (create_access): Scan for constant-pool entries as we go along.
32003 (scalarizable_type_p): Add check against type_contains_placeholder_p.
32004 (maybe_add_sra_candidate): Allow constant-pool entries.
32005 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
32006 (initialize_constant_pool_replacements): New.
32007 (sra_modify_assign): Avoid mangling assignments created by previous,
32008 and don't generate writes into constant pool.
32009 (sra_modify_function_body): Call initialize_constant_pool_replacements.
32011 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
32013 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
32014 andnot instruction.
32015 (scalar_chain::convert_op): Likewise.
32016 * config/i386/i386.md (*andndi3_doubleword): New.
32018 2016-01-18 Richard Biener <rguenther@suse.de>
32020 PR tree-optimization/69170
32021 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
32022 building a vector from scalar results of a pattern stmt.
32024 2016-01-18 Jakub Jelinek <jakub@redhat.com>
32026 * haifa-sched.c (autopref_multipass_init): Work around
32027 -Wmaybe-uninitialized warning.
32029 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
32031 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
32032 against the constant 0.
32034 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32036 PR tree-optimization/68799
32037 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
32038 look up phi candidates in the statement-candidate map.
32039 (phi_add_costs): Likewise.
32040 (record_phi_increments): Likewise.
32041 (phi_incr_cost): Likewise.
32042 (ncd_with_phi): Likewise.
32043 (all_phi_incrs_profitable): Likewise.
32045 2016-01-17 Jakub Jelinek <jakub@redhat.com>
32047 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
32048 -Wmaybe-uninitialized warning.
32050 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
32052 * doc/invoke.texi (Invoking GCC): Add new section to menu.
32053 (Option Summary): Update to reflect new section and moved options.
32054 (C++ Dialect Options): Move -fvtable-verify and related options.
32055 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
32056 and profiling-related options.
32057 (Optimization Options): Move profile generation options and
32058 -fstack-protector and related options.
32059 (Instrumentation Options): New section incorporating moved options.
32060 (Code Generation Options): Move -finstrument-functions and
32061 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
32063 2016-01-16 Tom de Vries <tom@codesourcery.com>
32065 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
32067 2016-01-16 Tom de Vries <tom@codesourcery.com>
32069 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
32071 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
32073 * hash-table.h (hash_table::empty): Turn into an inline wrapper
32074 that checks whether the table is already empty. Rename the
32075 original implementation to...
32076 (hash_table::empty_slot): ...this new private function.
32078 2016-01-15 David Malcolm <dmalcolm@redhat.com>
32080 PR diagnostic/68899
32081 * diagnostic-show-locus.c (layout::print_source_line): Move x
32082 offset of line until after call to
32083 get_line_width_without_trailing_whitespace.
32085 2016-01-15 Jeff Law <law@redhat.com>
32087 PR tree-optimization/69270
32088 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
32089 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
32090 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
32091 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
32092 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
32093 ssa_name_has_boolean_range and constant_boolean_node.
32095 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
32097 PR rtl-optimization/69030
32098 * lra-spills.c (remove_pseudos): Check nrefs and make the function
32100 (spill_pseudos): Delete debug insn for dead pseudo.
32101 (lra_spill): Initiate spill_hard_reg and slots memory separately.
32103 2016-01-15 Jiong Wang <jiong.wang@arm.com>
32105 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
32107 (TYPES_UNOPUS): Likewise.
32108 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
32109 builtin type, from UNOP to UNOPUS.
32110 (lbtruncuv4sf): Likewise.
32111 (lbtruncuv2df): Likewise.
32112 (lrounduv2sf): Likewise.
32113 (lrounduv4sf): Likewise.
32114 (lrounduv2df): Likewise.
32115 (lroundusf): Likewise.
32116 (lroundusf): Likewise.
32117 (lceiluv2sf): Likewise.
32118 (lceiluv4sf): Likewise.
32119 (lceiluv2df): Likewise.
32120 (lceilusf): Likewise.
32121 (lceiludf): Likewise.
32122 (lflooruv2sf): Likewise.
32123 (lflooruv4sf): Likewise.
32124 (lflooruv2df): Likewise.
32125 (lfloorusf): Likewise.
32126 (lfloorudf): Likewise.
32127 (lfrintnuv2sf): Likewise.
32128 (lfrintnuv4sf): Likewise.
32129 (lfrintnuv2df): Likewise.
32130 (lfrintnusf): Likewise.
32131 (lfrintnudf): Likewise.
32132 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
32134 (vcvtq_u32_f32): Likewise.
32135 (vcvtq_u64_f64): Likewise.
32136 (vcvta_u32_f32): Likewise.
32137 (vcvtaq_u32_f32): Likewise.
32138 (vcvtaq_u64_f64): Likewise.
32139 (vcvtm_u32_f32): Likewise.
32140 (vcvtmq_u32_f32): Likewise.
32141 (vcvtmq_u64_f64): Likewise.
32142 (vcvtn_u32_f32): Likwise.
32143 (vcvtnq_u32_f32): Likewise.
32144 (vcvtnq_u64_f64): Likewise.
32145 (vcvtp_u32_f32): Likewise.
32146 (vcvtpq_u32_f32): Likewise.
32147 (vcvtpq_u64_f64): Likewise.
32148 (vcvtmd_u64_f64): Likewise.
32149 (vcvtms_u32_f32): Likewise.
32150 (vcvtad_u64_f64): Likewise.
32151 (vcvtas_u32_f32): Likewise.
32152 (vcvtnd_u64_f64): Likewise.
32153 (vcvtns_u32_f32): Likewise.
32154 (vcvtpd_u64_f64): Likewise.
32155 (vcvtps_u32_f32): Likewise.
32157 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32159 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
32160 CSEL of zero_extended registers.
32162 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32164 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
32165 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
32167 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32169 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
32170 false when argument string is not found in the attributes table
32173 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
32176 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
32177 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
32178 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
32179 precision estimate.
32181 2016-01-15 Richard Biener <rguenther@suse.de>
32183 PR tree-optimization/66856
32184 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
32185 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
32186 (vect_create_new_slp_node): Increment stmt reference count.
32187 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
32188 an SLP tree before swapping operands.
32189 (vect_build_slp_tree): Likewise.
32190 (destroy_bb_vec_info): Free stmt info after SLP instances.
32191 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
32192 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
32193 (STMT_VINFO_NUM_SLP_USES): New macro.
32195 2016-01-15 Richard Biener <rguenther@suse.de>
32198 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
32199 (add_linkage_name): ... here.
32200 (gen_typedef_die): Use add_linkage_name_raw instead of
32201 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
32204 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
32206 * gimplify.c (oacc_default_clause): Decode reference and pointer
32207 types for both kernels and parallel regions.
32209 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
32211 PR middle-end/69246
32212 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
32214 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
32216 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
32217 (convert_scalars_to_vector): Likewise.
32219 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
32221 * doc/extend.texi (Type Traits): Fix grammar.
32223 2016-01-15 Martin Jambor <mjambor@suse.cz>
32225 * tree-inline.c (remap_decl): Use existing dclarations if
32226 remapping a type and prevent_decl_creation_for_types.
32227 (replace_locals_stmt): Do an initial remapping of non-VLA typed
32228 decls first. Do real remapping with
32229 prevent_decl_creation_for_types set.
32230 * tree-inline.h (copy_body_data): New field
32231 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
32234 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
32236 * config/s390/s390.opt (mmvcle): More verbose help text.
32238 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
32240 * config/s390/s390.opt: Add period to -mzvector option text.
32242 2016-01-15 Richard Biener <rguenther@suse.de>
32244 PR tree-optimization/68961
32245 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
32246 of invariants in stores again.
32248 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
32250 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
32252 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
32254 * config/i386/i386.c (ix86_expand_branch): Don't split
32255 DI mode xor instruction to SI mode.
32257 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
32260 * ipa-icf.c (sem_function::merge): Virtual functions may become
32261 reachable even if they address is not taken and there are no
32264 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
32266 * lto-streamer-out.c (subtract_estimated_size): New function.
32267 (get_symbol_initial_value): Use it.
32269 2016-01-15 Christian Bruel <christian.bruel@st.com>
32272 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
32273 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
32274 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
32275 use add_builtin_function_ext_scope instead of add_builtin_function.
32276 (neon_set_p, neon_crypto_set_p): Remove.
32277 (arm_init_builtins): Always call arm_init_neon_builtins and
32278 arm_init_crypto_builtins.
32279 (arm_expand_builtin): Check that builtins are allowed for the arch.
32280 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
32281 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
32282 arm_init_neon_builtins call.
32284 2016-01-15 Richard Biener <rguenther@suse.de>
32286 PR tree-optimization/69117
32287 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
32288 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
32289 of the leader conservatively.
32290 (free_scc_vn): Restore original SSA name infos.
32292 2016-01-14 Jeff Law <law@redhat.com>
32294 PR tree-optimization/69270
32295 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
32296 single bit of precision, verify it's also unsigned.
32297 (record_edge_info): Use constant_boolean_node rather than fold_convert
32298 to convert boolean_true/boolean_false to the right type.
32300 2016-01-14 Richard Henderson <rth@redhat.com>
32303 * loop-doloop.c (record_reg_sets): New.
32304 (doloop_optimize): Reject the transform if the sequence
32305 clobbers registers live at the end of the loop block.
32306 (doloop_optimize_loops): Enable df_live if needed.
32308 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
32310 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
32311 * config/rs6000/rs6000.c: Likewise.
32312 * config/rs6000/rs6000.h: Likewise.
32313 * config/rs6000/rs6000.md: Likewise.
32314 * doc/extend.texi: Likewsie.
32316 2016-01-14 Jeff Law <law@redhat.com>
32318 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
32321 2016-01-14 Richard Henderson <rth@redhat.com>
32325 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
32326 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
32327 instead of builtin_decl_declared_p to test for declaration.
32329 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
32331 * doc/loop.texi (Loop Analysis and Representation): Document
32332 loop_depth function.
32334 2016-01-14 Tom de Vries <tom@codesourcery.com>
32336 PR tree-optimization/68773
32337 * omp-low.c (expand_omp_target): Don't set force_output.
32338 * varpool.c (varpool_node::get_create): Same.
32339 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
32340 offload_funcs with force_output.
32342 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32345 * lra-eliminations.c (move_plus_up): Don't change anything if either
32346 the outer or inner subreg mode is not MODE_INT.
32347 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
32348 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
32350 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
32352 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
32353 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
32354 reduc_uplus_@var{m}): Remove.
32355 * expr.c (expand_expr_real_2): Remove expansion path for
32356 reduc_[us](min|max|plus) optabs.
32357 * optabs-tree.c (scalar_reduc_to_vector): Remove.
32358 * optabs-tree.h (scalar_reduc_to_vector): Remove.
32359 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
32360 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
32361 * tree-vect-loop.c (vectorizable_reduction): Remove test for
32362 reduc_[us](min|max|plus) optabs.
32364 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
32366 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
32367 (reduc_plus_scal_v2sf): New.
32368 (reduc_smax_v2sf): Rename to...
32369 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
32370 (reduc_smin_v2sf): Rename to...
32371 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
32373 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
32375 * alias.c (compare_base_symbol_refs): New function.
32376 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
32379 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32381 PR middle-end/68146
32382 PR tree-optimization/69155
32383 * tree-complex.c: Include cfganal.h.
32384 (phis_to_revisit): New variable.
32385 (extract_component): Add phiarg_p argument. Assert that returned
32386 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
32387 (update_phi_components): Partly rewrite to use loop over real/imag
32388 components instead of code duplication. If extract_component returns
32389 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
32390 create_tmp_reg into the PHI node instead, and mention the phi triplet
32391 in phis_to_revisit.
32392 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
32393 in phis_to_revisit at the end.
32395 2016-01-14 Richard Biener <rguenther@suse.de>
32397 PR tree-optimization/68060
32398 * tree-vect-loop.c (vect_is_simple_reduction): Check the
32399 outer loop reduction is only used in the inner loop before
32400 detecting a double reduction.
32402 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32405 * combine.c (expand_field_assignment): Punt if compute_mode is
32406 unsupported scalar mode.
32408 2016-01-14 Richard Biener <rguenther@suse.de>
32410 PR tree-optimization/66856
32411 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
32412 SLP node only if it built successfully.
32413 (vect_analyze_slp_instance): Adjust.
32415 2016-01-14 Jeff Law <law@redhat.com>
32417 PR tree-optimization/69270
32418 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
32419 (record_edge_info): Use it. Convert boolean_{true,false}_node
32420 to the type of op0.
32422 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
32425 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
32426 use block_ultimate_origin
32427 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
32429 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
32431 * doc/invoke.texi (Submodel Options): Rename section to
32432 "Machine-Dependent Options" to better reflect its content.
32433 Rewrite introductory text to remove archaic CPU names.
32436 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
32438 * doc/invoke.texi (Code Gen Options): Move section up in file,
32439 before target-specific options. Update menu and option summary
32440 to reflect the new section ordering.
32442 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
32444 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
32445 (C++ Dialect Options): Add cross-reference to -std option.
32446 * doc/standards.texi (C++ Language): Document C++14 support.
32448 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
32450 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
32451 for pack/unpack functions for __ibm128.
32452 (PACK_IF): Likewise.
32453 (UNPACK_IF): Likewise.
32455 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
32456 support for __ibm128 pack/unpack functions.
32457 (rs6000_invalid_builtin): Likewise.
32458 (rs6000_init_builtins): Likewise.
32459 (rs6000_opt_masks): Likewise.
32461 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
32462 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
32464 (RS6000_BTM_COMMON): Likewise.
32466 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
32467 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
32468 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
32469 128-bit floating point. Add support for the double values to be
32470 in Altivec registers for TF/IF packing and unpacking, but restrict
32471 TD packing sub-fields to be FPR registers. Don't allow overlapped
32472 register support for packing. Allow pack inputs to be memory
32473 locations. Don't build generator functions for unpack<mode>_dm
32474 and unpack<mode>_nodm.
32475 (unpack<mode>_dm): Likewise.
32476 (unpack<mode>_nodm): Likewise.
32477 (pack<mode>): Likewise.
32479 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
32480 built-in functions to pack/unpack explicit __ibm128 values.
32481 (__builtin_unpack_ibm128): Likewise.
32483 * doc/extend.texi (PowerPC Built-in Functions): Document
32484 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
32486 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
32489 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
32490 Add new arg loc and pass it down as context.
32491 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
32492 to the location to use for the warning.
32493 (check_function_arguments): New arg loc. All callers changed. Pass
32494 it to check_function_nonnull.
32495 * c-common.h (check_function_arguments): Adjust declaration.
32497 2016-01-13 Jakub Jelinek <jakub@redhat.com>
32499 PR tree-optimization/69156
32500 * gimple.c (validate_type): Removed.
32501 (gimple_builtin_call_types_compatible_p): Use
32502 useless_type_conversion_p instead of validate_type.
32503 * value-prof.c (gimple_stringop_fixed_value): Fold
32504 icall_size to correct type.
32506 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
32508 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
32511 2016-01-13 Richard Henderson <rth@redhat.com>
32514 * target.def (builtin_tm_load, builtin_tm_store): Remove.
32515 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
32516 (ix86_builtin_tm_store): Remove.
32517 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
32518 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
32519 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
32520 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
32521 * doc/tm.texi: Rebuild.
32523 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
32524 (BUILT_IN_TM_MEMCPY_RTWN): New.
32525 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
32526 fallback from vector to integer helpers.
32527 (build_tm_load): Handle vector types directly, instead of
32529 (build_tm_store): Likewise.
32530 (expand_assign_tm): Prepare for register types not handled by
32531 the above. Copy them to memory and use memcpy.
32532 * tree.c (tm_define_builtin): New.
32533 (find_tm_vector_type): New.
32534 (build_tm_vector_builtins): New.
32535 (build_common_builtin_nodes): Call it.
32537 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
32539 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
32540 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
32542 2016-01-13 Tom de Vries <tom@codesourcery.com>
32544 PR tree-optimization/69169
32545 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
32546 handled_struct_type param.
32547 (create_variable_info_for, intra_create_variable_infos): Call
32548 create_variable_info_for_1 with extra arg.
32550 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
32552 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
32553 and "armv8.1-a+crc" entries.
32555 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
32558 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
32559 Change first operand predicate from register_or_constm1_operand
32560 to register_operand.
32561 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
32562 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
32563 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
32564 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
32565 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
32566 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
32567 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
32568 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
32569 comparison with constm1_rtx from vec_prefetch_gen part.
32571 2016-01-13 Richard Biener <rguenther@suse.de>
32573 PR tree-optimization/69013
32574 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
32575 Exchange assert for a test.
32577 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32580 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
32582 2016-01-13 Richard Biener <rguenther@suse.de>
32584 PR tree-optimization/69242
32585 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
32586 assert with a check.
32588 2016-01-13 Richard Biener <rguenther@suse.de>
32590 PR tree-optimization/69186
32591 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
32592 Properly guard vect_update_misalignment_for_peel call.
32594 2016-01-12 Jeff Law <law@redhat.com>
32596 PR tree-optimization/pr67755
32597 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
32598 "need_profile_correction".
32599 (thread_block_1): Initialize new field to false by default. If we
32600 have multiple thread paths through a common joiner to different
32601 final targets, then set new field to true.
32602 (compute_path_counts): Only do count adjustment when it's really
32605 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32607 * doc/invoke.texi (Spec Files): Move section down in file, past
32608 all command-line option descriptions.
32610 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
32612 PR middle-end/54809
32613 * doc/gty.texi: Remove documentation of mark_hook.
32614 * gengtype.c (struct write_types_data): Remove code to support
32615 mark_hook attribute.
32616 (walk_type): Likewise.
32617 (write_func_for_structure): Likewise.
32619 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32621 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
32622 Directory Options, and -specs= to Overall Options.
32623 (Overall Options): Adjust similarly. Reorder to group related
32624 options together. Make -specs= cross-reference the spec file details.
32625 (Directory Options): Adjust similarly.
32627 2016-01-12 Jeff Law <law@redhat.com>
32629 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
32631 2016-01-12 Olivier Hainque <hainque@adacore.com>
32633 * gcc.c (spec_undefvar_allowed): New global.
32634 (process_command): Set to true when running for --version or --help,
32636 (getenv_spec_function): When the variable is not defined, use the
32637 variable name as the variable value if we're allowed not to issue
32640 2016-01-12 Bin Cheng <bin.cheng@arm.com>
32642 PR tree-optimization/68911
32643 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
32644 information computed for expression "init + nit * step".
32646 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32648 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
32649 about name of GCC executable. Remove deleted node from menu.
32650 (Directory Options) <-B>: Remove cross-reference to deleted node.
32651 (Target Options): Delete section.
32653 2016-01-12 Christian Bruel <christian.bruel@st.com>
32656 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
32657 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
32659 2016-01-12 Jakub Jelinek <jakub@redhat.com>
32662 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
32663 aligned_mem is properly set for AVX512-VL floating point masked
32667 * ifcvt.c (cond_exec_process_if_block): When removing the last
32668 insn from then_bb, remove also any possible barriers that follow it.
32670 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
32674 * config/i386/iamcu.h (SIZE_TYPE): New macro.
32675 (PTRDIFF_TYPE): Likewise.
32676 (WCHAR_TYPE): Likewise.
32677 (WCHAR_TYPE_SIZE): Likewise.
32678 (STDINT_LONG32): Likewise.
32680 2016-01-12 Richard Biener <rguenther@suse.de>
32682 PR tree-optimization/69053
32683 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
32684 convert initial value for cond reductions.
32686 2016-01-12 Richard Biener <rguenther@suse.de>
32688 PR tree-optimization/69007
32689 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
32690 widen_sum after dot_prod and sad.
32692 2016-01-12 Richard Biener <rguenther@suse.de>
32694 PR tree-optimization/69168
32695 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
32696 pattern stmt SLP type.
32697 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
32698 end up unused so cope with that case.
32700 2016-01-12 Richard Biener <rguenther@suse.de>
32702 PR tree-optimization/69157
32703 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
32704 stmts def type only during analyze phase.
32705 (vectorizable_call): Likewise.
32706 (vectorizable_simd_clone_call): Likewise.
32707 (vectorizable_conversion): Likewise.
32708 (vectorizable_assignment): Likewise.
32709 (vectorizable_shift): Likewise.
32710 (vectorizable_operation): Likewise.
32711 (vectorizable_store): Likewise.
32712 (vectorizable_load): Likewise.
32714 2016-01-12 Richard Biener <rguenther@suse.de>
32716 PR tree-optimization/69174
32717 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
32719 (vectorizable_load): Properly compute the number of loads needed
32720 for permuted strided SLP loads and do not spuriously assign
32721 to SLP_TREE_VEC_STMTS.
32723 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
32725 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
32726 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
32727 (MD_EXEC_PREFIX): Remove.
32728 (MD_STARTFILE_PREFIX) Removee.
32729 (FILE_NAME_ABSOLUTE_P): Remove.
32730 (CPP_SPEC): Do not read macros from sys/version.h.
32731 (LINK_COMMAND_SPEC): Remove.
32732 (LOCAL_INCLUDE_DIR): Remove.
32733 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
32734 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
32735 (POST_LINK_SPEC): Define to invoke stubify after linker
32736 (LIBSTDCXX): Remove define
32737 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
32738 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
32739 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
32740 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
32741 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
32742 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
32743 (i386_djgpp_asm_named_section): Add propotype of new procedure
32745 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
32746 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
32747 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
32748 in config/i386/djgpp.h).
32749 (STANDARD_STARTFILE_PREFIX_2): Define identical to
32750 STANDARD_STARTFILE_PREFIX_1.
32751 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
32752 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
32753 installation errors.
32754 (MAX_OFILE_ALIGNMENT): Define to 128.
32755 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
32757 * config/i386/djgpp.c: New file. Add implementation of
32758 i386_djgpp_asm_named_section.
32760 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
32762 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
32763 Add rule for building djgpp.o.
32765 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32767 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
32768 (rtx_is_swappable_p): Reductions are swappable.
32769 (insn_is_swappable_p): V2DF reductions are swappable.
32771 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
32773 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
32774 reloads for other unsupported memory operands.
32776 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
32777 Jim Wilson <jim.wilson@linaro.org>
32780 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
32781 copy_to_mode_reg instead of force_reg.
32783 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
32786 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
32787 TARGET_80387 is true.
32789 2016-01-11 Jakub Jelinek <jakub@redhat.com>
32792 * lra-eliminations.c (move_plus_up): Only move plus up
32793 if subreg of the constant can be simplified into constant
32794 and use the simplified subreg of the constant instead of
32795 the original constant.
32797 * fold-const.c (fold_convertible_p): Don't return true
32798 for conversion of VECTOR_TYPE to same sized integral type.
32799 (fold_convert_loc): Fix up formatting. Fold conversion of
32800 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
32801 instead of NOP_EXPR.
32803 PR tree-optimization/69214
32804 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
32805 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
32808 PR tree-optimization/69207
32809 * tree-vect-slp.c (vect_get_constant_vectors): For
32810 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
32811 fold_convertible_p to vector_type's element type, and always
32812 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
32814 2016-01-11 Richard Biener <rguenther@suse.de>
32816 PR tree-optimization/69173
32817 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
32818 fixup the cycle if all stmts are in a pattern.
32820 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
32822 PR middle-end/68999
32823 * alias.c (base_alias_check): Move check for addresses with
32824 alignment ANDs before the call for compare_base_decls.
32825 (memrefs_conflict_p): Return -1 for different decls
32826 that went through alignment adjustments.
32828 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32830 PR rtl-optimization/68796
32831 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
32832 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
32833 and QImode comparisons against zero with CC_NZmode.
32834 * config/aarch64/iterators.md (short_mask): New mode_attr.
32836 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
32838 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
32839 (<avx512>_store<mode>_mask): Likewise.
32841 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
32842 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32844 PR rtl-optimization/68841
32845 * ifcvt.c (struct noce_if_info): Add orig_x field.
32846 (bbs_ok_for_cmove_arith): Add to_rename parameter.
32847 Don't record conflicts on to_rename if it's present.
32848 Allow memory destinations in sets.
32849 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
32850 blocks, passing orig_x to the checks.
32851 (noce_process_if_block): Set if_info->orig_x appropriately.
32853 2016-01-11 Tom de Vries <tom@codesourcery.com>
32855 PR tree-optimization/69069
32856 * tree-parloops.c (create_parallel_loop): Add missing phi args.
32858 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
32860 PR rtl-optimization/68920
32861 * config/i386/i386.c (ix86_option_override_internal): Restrict number
32862 of conditional moves for RTL if-conversion to 1 for
32863 TARGET_ONE_IF_CONV_INSN.
32864 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
32865 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
32866 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
32867 parameter to restirct number of conditional moves for
32869 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
32870 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
32873 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
32876 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
32877 onepart vars. Fix typo in comment. Fix reversed condition in
32879 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
32882 * var-tracking.c (dump_onepart_variable_differences): New.
32883 (dataflow_set_different): If a detailed dump is requested,
32884 delay early returns and dump differences between onepart
32885 variables present before and after, and added variables.
32887 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
32890 * expr.c (expand_expr_real_1): For boolean vector constants
32891 with a scalar mode use const_scalar_mask_from_tree.
32892 (const_scalar_mask_from_tree): New.
32893 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
32894 assigned to a mask type to handle constants.
32896 2016-01-11 Martin Jambor <mjambor@suse.cz>
32899 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
32900 useless parameters if we cannot change function signature.
32902 2016-01-11 Martin Jambor <mjambor@suse.cz>
32905 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
32908 2016-01-11 Tom de Vries <tom@codesourcery.com>
32910 PR tree-optimization/69109
32911 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
32914 2016-01-11 Tom de Vries <tom@codesourcery.com>
32916 PR tree-optimization/69108
32917 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
32918 res is not used in a phi.
32920 2016-01-11 Yury Gribov <y.gribov@samsung.com>
32923 * common.opt (frandom-seed): Fix parameter name.
32924 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
32926 2016-01-11 Tom de Vries <tom@codesourcery.com>
32928 PR tree-optimization/69058
32929 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
32932 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
32934 * config/arc/arc.opt (mdiv-rem): Add period to the end.
32935 (mcode-density): Likewise.
32937 2016-01-10 Tom de Vries <tom@codesourcery.com>
32939 PR tree-optimization/69062
32940 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
32941 (parallelize_loops): Don't paralelize loop that has phi with address
32944 2016-01-10 Tom de Vries <tom@codesourcery.com>
32946 PR tree-optimization/69039
32947 * tree-parloops.c (try_create_reduction_list): Only allow single exit
32950 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
32952 PR middle-end/68743
32953 * match.pd: Require target has function_c99_misc before doing
32954 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
32956 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
32958 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
32960 * configure: Regenerate.
32962 2016-01-09 Jakub Jelinek <jakub@redhat.com>
32964 PR middle-end/50865
32965 PR tree-optimization/69097
32966 * fold-const.h (expr_not_equal_to): New prototype.
32967 * fold-const.c: Include stringpool.h and tree-ssanames.h.
32968 (expr_not_equal_to): New function.
32969 * match.pd (X % -Y is the same as X % Y): Don't optimize
32970 unless X is known not to be equal to minimum or Y is known
32971 not to be equal to -1.
32972 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
32973 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
32974 (simplify_stmt_using_ranges): Adjust caller.
32975 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
32976 substitute_and_fold.
32978 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
32980 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
32983 2016-01-08 Jakub Jelinek <jakub@redhat.com>
32985 PR tree-optimization/69167
32986 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
32987 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
32989 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
32991 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
32992 Richard Biener <rguenther@suse.de>
32994 PR tree-optimization/68707
32995 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
32996 instances that can be handled via vect_load_lanes.
32998 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
33000 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
33001 if we can't determine address equivalence.
33002 * alias.c (compare_base_decl): Update for changed return value of
33003 symtab_node::equal_address_to.
33005 2016-01-08 Jason Merrill <jason@redhat.com>
33009 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
33010 * expr.c (store_field): Not here.
33011 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
33012 call with TREE_ADDRESSABLE type.
33013 * tree-cfg.c (verify_gimple_call): Adjust.
33015 2016-01-08 Olivier Hainque <hainque@adacore.com>
33017 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
33020 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
33022 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
33023 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
33024 (reduc_smin_v2sf): Rename to...
33025 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
33026 (reduc_splus_v2sf): Rename to...
33027 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
33029 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33031 PR tree-optimization/69162
33032 * gimplify.c (gimplify_va_arg_expr): Encode original type of
33033 valist argument in another argument.
33034 (gimplify_modify_expr): Adjust for the above change. Cleanup.
33035 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
33036 to determine the va_list type, build a MEM_REF instead of
33037 build_fold_indirect_ref.
33039 PR tree-optimization/69172
33040 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
33043 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
33045 PR tree-optimization/67781
33046 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
33047 and cmpnop in two steps: first the ones not accessed in original
33048 gimple expression in a endian independent way and then the ones not
33049 accessed in the final result in an endian-specific way.
33051 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33053 PR tree-optimization/69083
33054 * tree-vect-slp.c (vect_get_constant_vectors): For
33055 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
33056 element type. If op is fold_convertible_p to vector_type's element
33057 type, use NOP_EXPR instead of VCE.
33059 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
33061 PR rtl-optimization/67778
33062 PR rtl-optimization/68634
33063 PR rtl-optimization/68909
33064 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
33065 block from the stack until done with it. Remove a superfluous
33066 bitmap set. Remove a superfluous bitmap test.
33068 2016-01-07 Martin Sebor <msebor@redhat.com>
33071 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
33072 constraint on the type of arguments.
33074 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
33076 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
33077 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
33078 unaligned_access on the gcc_options set.
33079 * config/arm/arm.c (arm_option_override_internal): Use
33080 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
33082 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33085 * config/i386/i386.c (ix86_frame_pointer_required): Enable
33086 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
33088 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33091 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33094 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33095 depending on frame_pointer_needed before remaining integer and SSE
33096 registers are saved.
33098 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
33101 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
33103 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
33106 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
33107 Use the "xBm" constraint.
33108 (float<sseintvecmodelower><mode>2<mask_name><round_name):
33110 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
33111 (sse_cvtsi2ssq<round_name>): Likewise.
33112 (sse_cvtss2si<round_name>): Likewise.
33113 (sse_cvtss2siq<round_name>): Likewise.
33114 (sse2_cvtsi2sdq<round_name>): Likewise.
33115 (sse2_cvtsd2si<round_name>): Likewise.
33116 (sse2_cvtsd2siq<round_name>): Likewise.
33117 * config/i386/subst.md (round_nimm_scalar_predicate): New
33120 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
33122 PR middle-end/67639
33123 * varasm.c (make_decl_rtl): Mark invalid register vars as
33126 PR rtl-optimization/66206
33127 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
33128 All callers changed.
33130 2016-01-07 Jakub Jelinek <jakub@redhat.com>
33132 PR tree-optimization/69141
33133 * tree-ssa-pre.c: Include langhooks.h.
33134 (eliminate_dom_walker::before_dom_children): Use
33135 lang_hooks.decl_printable_name instead of
33136 cgraph_node::get ()->name ().
33138 PR middle-end/68960
33139 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
33140 it and DECL_ALIGN too.
33142 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
33144 * config/mips/mips-ftypes.def: Sort to lexicographical order.
33146 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33149 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33150 depending on frame_pointer_needed before remaining integer and SSE
33151 registers are saved.
33153 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33155 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
33156 mode iterator with VSX_M2.
33157 (*p9_vecstore_<mode>): Likewise.
33158 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
33159 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
33160 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
33161 (define_split for VSX_LE128 stores): Likewise.
33162 (define_peephole2 for TImode LE swaps): Likewise.
33163 (define_split for VSX_LE128 post-reload stores): Likewise.
33165 2016-01-06 Marek Polacek <polacek@redhat.com>
33168 * convert.c (convert_to_integer_1): Adjust call to
33169 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
33170 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
33171 EXPR instead of ARG.
33172 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
33174 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33177 * doc/extend.texi (RL78 Variable Attributes): New section.
33179 2016-01-05 Marek Polacek <polacek@redhat.com>
33182 * builtins.c (get_memmodel): Use expansion point location rather than
33183 the input location. Call warning_at rather than warning.
33184 (expand_builtin_atomic_compare_exchange): Likewise.
33185 (expand_builtin_atomic_load): Likewise.
33186 (expand_builtin_atomic_store): Likewise.
33187 (expand_builtin_atomic_clear): Likewise.
33189 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33192 * config/i386/i386.c (ix86_expand_vector_logical_operator):
33193 Replace nonimmediate_operand with vector_operand.
33194 * config/i386/predicates.md (vector_operand): New predicate.
33195 (general_vector_operand): Replace nonimmediate_operand with
33197 * config/i386/sse.md: Replace nonimmediate_operand with
33198 vector_operand and m constraint with Bm constraint on SSE
33199 patterns with 16-byte memory operand.
33200 * config/i386/subst.md (round_nimm_predicate): Replace
33201 nonimmediate_operand with vector_operand.
33202 (round_saeonly_nimm_predicate): Likewise.
33203 (round_saeonly_nimm_scalar_predicate): New.
33205 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33208 * config/i386/constraints.md (Bm): New constraint.
33209 * config/i386/predicates.md (vector_memory_operand): New
33211 * config/i386/sse.md: Replace xm with xBm in plusminus and
33212 any_logic patterns.
33214 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33217 * doc/extend.texi (V850 Function Attributes): New section.
33218 (V850 Variable Attributes): New section.
33220 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33223 * doc/extend.texi (MicroBlaze Function Attributes): Document
33224 interrupt_handler and fast_interrupt attributes.
33226 2016-01-05 Sergei Trofimovich <siarheit@google.com>
33229 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
33230 for local symbolic operands.
33231 * config/ia64/predicates.md (local_symbolic_operand64): New
33234 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33236 PR rtl-optimization/68651
33237 * combine.c (combine_simplify_rtx): Canonicalize x + x into
33240 2016-01-05 Nathan Sidwell <nathan@acm.org>
33242 * alias.c (compare_base_decls): Use symtab_node::get.
33244 2016-01-05 Nick Clifton <nickc@redhat.com>
33247 * ira-costs.c (copy_cost): Initialise the t_icode field of the
33248 secondary_reload_info structure.
33251 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
33252 decls if weak support is available.
33254 2016-01-04 Martin Sebor <msebor@redhat.com>
33256 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
33258 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
33260 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
33261 OPTION_MASK_P9_DFORM.
33263 * config/rs6000/constraints.md (wo constraint): New constraint for
33266 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
33268 (rs6000_init_hard_regno_mode_ok): Likewise.
33270 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
33273 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
33274 expanders not to have constraints. Add support for ISA 3.0 xxperm
33275 instruction. Add support for fusing xxlor with xxperm.
33276 (altivec_vperm_<mode>_internal): Likewise.
33277 (altivec_vperm_v8hiv16qi): Likewise.
33278 (altivec_vperm_<mode>v16q): Likewise.
33279 (altivec_vperm_<mode>_uns): Likewise.
33280 (vperm_v8hiv4si): Likewise.
33281 (vperm_v16qiv8hi): Likewise.
33283 * doc/md.texi (RS/6000 constraints): Document wo constraint.
33285 2016-01-04 Jakub Jelinek <jakub@redhat.com>
33287 Update copyright years.
33289 * gcc.c (process_command): Update copyright notice dates.
33290 * gcov-dump.c (print_version): Ditto.
33291 * gcov.c (print_version): Ditto.
33292 * gcov-tool.c (print_version): Ditto.
33293 * gengtype.c (create_file): Ditto.
33294 * doc/cpp.texi: Bump @copying's copyright year.
33295 * doc/cppinternals.texi: Ditto.
33296 * doc/gcc.texi: Ditto.
33297 * doc/gccint.texi: Ditto.
33298 * doc/gcov.texi: Ditto.
33299 * doc/install.texi: Ditto.
33300 * doc/invoke.texi: Ditto.
33302 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33304 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
33305 modes larger than TImode as TImode if NEON is not enabled.
33307 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33310 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
33311 mode for %f0-%f31 only if TARGET_FPU.
33313 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33316 * config/sparc/sparc.c (scan_record_type): Take into account subfields
33317 to compute the PACKED_P predicate.
33318 (function_arg_record_value): Minor tweaks.
33320 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
33322 * doc/install.texi (--with-multilib-list): Describe the meaning of the
33323 option for arm*-*-* targets.
33325 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
33327 * doc/extend.texi (Common Function Attributes): Move docs for
33328 MSP430-specific attributes to....
33329 (MSP430 Function Attributes): ...here. Delete the redundant
33330 entries and copy-edit the remaining text.
33331 (MSP430 Variable Attributes): Use uniform format for index
33332 entries and add a cross-reference to the corresponding function
33335 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
33337 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
33339 (x86 Options): Likewise.
33341 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
33345 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
33346 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
33347 to corresponding attribute.
33349 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
33351 * doc/extend.texi (Common Function Attributes) <noplt>: Move
33352 to correct alphabetization of table. Copy-edit and correct
33354 <stack_protect>: Likewise.
33355 <target_clones>: Likewise.
33357 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
33358 Correct punctuation.
33359 (Code Gen Options) <-fno-plt>: Copy-edit.
33361 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
33364 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
33365 SI values. Explicitly convert SI to DI and vice-versa.
33367 2016-01-01 Jakub Jelinek <jakub@redhat.com>
33369 PR tree-optimization/69070
33370 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
33371 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
33374 * ubsan.c (ubsan_instrument_float_cast): Call
33375 initialize_sanitizer_builtins.
33378 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
33380 Copyright (C) 2016 Free Software Foundation, Inc.
33382 Copying and distribution of this file, with or without modification,
33383 are permitted in any medium without royalty provided the copyright
33384 notice and this notice are preserved.