1 2016-12-01 David Malcolm <dmalcolm@redhat.com>
3 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
6 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
7 David S. Miller <davem@davemloft.net>
9 * config/sparc/sparc.opt (mlra): New target option.
10 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
11 (sparc_lra_p): ...this. New function.
12 (D_MODES, DF_MODES): Add missing cast.
13 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
14 provide these insns when flag_pic.
15 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
16 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
17 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
18 embmedany_textulo, embmedany_textlo): Likewise.
19 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
21 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
25 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
27 2016-12-01 Richard Biener <rguenther@suse.de>
28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
30 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
31 memset if len-oldlen != 0.
32 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
34 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
36 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
38 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
40 * config/avr/avr.c: Fix coding rule glitches.
42 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
44 PR tree-optimization/78598
45 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
48 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
50 PR rtl-optimization/78596
51 * combine.c (simplify_comparison): Cast to unsigned to avoid
52 left shifting of negative value.
54 2016-12-01 Matthias Klose <doko@ubuntu.com>
56 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
58 2016-12-01 Richard Biener <rguenther@suse.de>
60 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
61 treat arrays with same type as objects that cannot overlap.
63 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
65 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
66 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
67 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
69 2016-12-01 Jakub Jelinek <jakub@redhat.com>
72 * dwarf2out.c (loc_descr_plus_const): For negative offset use
73 uint_loc_descriptor instead of int_loc_descriptor and perform negation
74 in unsigned HOST_WIDE_INT type.
75 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
78 * config/rs6000/rs6000.c (rs6000_frame_related): Call
79 set_used_flags (pat) before any simplifications. Clear used flag on
80 PARALLEL copy. Don't guard add_reg_note call. Call
81 copy_rtx_if_shared on pat before storing it into
82 REG_FRAME_RELATED_EXPR.
84 2016-12-01 Alan Modra <amodra@gmail.com>
86 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
87 look inside UNSPEC_VSX_XXSPLTW vec.
89 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
91 PR rtl-optimization/78607
92 * combine.c (try_combine): Emit a barrier after a unconditional trap.
94 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
97 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
98 element is not a constant or in a register, force it to a
102 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
103 that will be set to a vector element to be in a register.
104 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
105 the wrong multiplier to convert the element number to a byte
108 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
110 PR tree-optimization/77856
111 * lra-constraints.c (inherit_in_ebb): Check original regno for
112 invalid invariant regs too. Set only clobbered hard regs for the
113 invalid invariant regs.
115 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
117 Commit files forgotten in r242966.
119 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
120 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
121 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
122 prefix check to find wrap-around value, instead use MCU flash size.
123 For 8k flash devices, update link_pmem_wrap spec string to
124 add --pmem-wrap-around=8k.
125 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
127 (LINK_SPEC): ...to here.
129 2016-11-30 David Malcolm <dmalcolm@redhat.com>
132 * selftest.c (selftest::assert_strndup_eq): New function.
133 (selftest::test_strndup): New function.
134 (selftest::test_libiberty): New function.
135 (selftest::selftest_c_tests): Call test_libiberty.
137 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
139 PR rtl-optimization/78610
140 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
143 2016-11-30 Bin Cheng <bin.cheng@arm.com>
145 PR tree-optimization/78574
146 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
147 header PHI that doesn't define biv.
149 2016-11-30 Jakub Jelinek <jakub@redhat.com>
151 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
154 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
155 sharing the SUBREG rtx between move and following insn.
157 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
158 for REG_EQUIV argument.
160 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
162 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
164 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
167 * real.c (real_hash): Add cast to avoid left
168 shifting of negative values.
170 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
173 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
174 from a subreg in operands[1] and don't call REGNO on a non-reg
175 expression when deciding to force operands[2] into a reg.
177 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
178 Andrew Burgess <andrew.burgess@embecosm.com>
180 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
181 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
182 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
183 * config/arc/arc700.md: Add define_bypass for store/load.
185 2016-11-30 Martin Liska <mliska@suse.cz>
187 * cgraph.c (symbol_table::initialize): Initialize
188 ipa_clones_dump_file.
189 (cgraph_node::remove): Report to ipa_clones_dump_file.
190 * cgraph.h: Add new argument (suffix) to cloning methods.
191 * cgraphclones.c (dump_callgraph_transformation): New function.
192 (cgraph_node::create_clone): New argument.
193 (cgraph_node::create_virtual_clone): Likewise.
194 (cgraph_node::create_version_clone): Likewise.
195 * dumpfile.c: Add .ipa-clones dump file.
196 * dumpfile.h (enum tree_dump_index): Add TDI_clones
197 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
198 to dump_callgraph_transformation.
200 2016-11-30 Martin Liska <mliska@suse.cz>
203 * asan.c (asan_expand_mark_ifn): Properly
204 select a VAR_DECL from FRAME.* component reference.
206 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
208 PR rtl-optimization/78583
209 * simplify-rtx.c (simplify_truncation): Add check missing from the
212 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
214 PR rtl-optimization/78590
215 * combine.c (change_zero_ext): Transform zero_extend of subregs only
216 if the subreg_reg is a scalar integer mode.
218 2016-11-30 Jakub Jelinek <jakub@redhat.com>
220 PR tree-optimization/78586
221 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
222 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
223 Don't build_int_cst min/max twice. Formatting fix.
225 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
227 PR rtl-optimization/78588
228 * combine.c (if_then_else_cond): Also guard against BLKmode.
229 * rtlanal.c (num_sign_bit_copies1): Add assert.
231 2016-11-29 Jeff Law <law@redhat.com>
233 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
236 * lra-constraints.c (check_and_process_move): Constrain the
237 range of DCLASS and SCLASS to avoid false positive out of bounds
240 2016-11-29 David Malcolm <dmalcolm@redhat.com>
242 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
244 2016-11-29 David Malcolm <dmalcolm@redhat.com>
246 PR preprocessor/78569
247 * input.c (get_substring_ranges_for_loc): Fail gracefully if
248 line directives were present.
250 2016-11-30 Matthias Klose <doko@ubuntu.com>
252 * doc/install.texi: Document configure options --enable-objc-gc
253 and --with-target-bdw-gc.
255 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
258 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
259 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
260 residing in traditional altivec registers can be stored
263 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
266 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
267 overhead loop start between a call and its CALL_ARG_LOCATION
270 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
272 * config/bfin/linux.h (CPP_SPEC): Define.
274 2016-11-29 Martin Sebor <msebor@redhat.com>
276 PR tree-optimization/78512
277 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
278 * config/rs6000/linux.h: Same.
279 * config/rs6000/linux64.h: Same.
280 * config/sol2.h: Same.
281 * config/sol2.c (solaris_printf_pointer_format): Remove.
282 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
283 * doc/tm.texi: Regenerate.
284 * gimple-ssa-sprintf.c (format_pointer): Rempove.
285 (pass_sprintf_length::compute_format_length): Return bool.
286 (pass_sprintf_length::handle_gimple_call): Adjust.
287 * target.def (printf_pointer_format): Remove.
288 * targhooks.c (default_printf_pointer_format): Remove.
289 (linux_printf_pointer_format): Same.
290 * targhooks.h (default_printf_pointer_format): Remove.
291 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
293 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
295 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
297 (SWI1248_AVX512BWDQ): Ditto.
298 (SWI1248_AVX512BW): Ditto.
299 (k<any_logic:code><mode>): Ditto.
300 (kandn<mode>): Ditto.
301 (kxnor<mode>): Ditto.
303 (*k<any_lshift:code><mode>): Ditto.
304 (kortestzhi, kortestchi): Ditto.
305 (kunpckhi, kunpcksi, kunpckdi): Ditto.
307 2016-11-29 Andrew Pinski <apinski@cavium.com>
309 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
312 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
315 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
316 to stack before call mcount.
317 (tilegx_can_use_return_insn_p): Clean up code.
319 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
321 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
323 2016-11-29 David Malcolm <dmalcolm@redhat.com>
329 * spellcheck.c (selftest::test_find_closest_string): Verify that
330 we don't offer the goal string as a suggestion.
331 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
332 offer the goal string as a suggestion.
335 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
337 * config/arc/arc.c (arc_override_options): Avoid selection of
338 compact casesi for ARCv2.
340 2016-11-29 Richard Biener <rguenther@suse.de>
342 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
343 PHIs after a regular stmt.
344 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
347 2016-11-29 Martin Liska <mliska@suse.cz>
349 PR gcov-profile/78582
350 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
351 to prevent PHI argument clash.
353 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
355 * config/arc/arc.opt (marclinux): Fix typo.
356 (marclinux_prof): Likewise.
358 2016-11-29 Jiong Wang <jiong.wang@arm.com>
360 * target.def (stack_protect_runtime_enabled_p): New.
361 * function.c (expand_function_end): Guard stack_protect_epilogue with
362 targetm.stack_protect_runtime_enabled_p.
363 * cfgexpand.c (pass_expand::execute): Likewise.
364 * calls.c (expand_call): Likewise.
365 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
366 * doc/tm.texi: Regenerate.
368 2016-11-29 Richard Biener <rguenther@suse.de>
371 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
373 2016-11-29 Janus Weil <janus@gcc.gnu.org>
375 * doc/contrib.texi: Add a few missing gfortran contributors.
377 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
379 * combine.c (change_zero_ext): Also handle extends from a subreg
380 to a mode bigger than that of the operand of the subreg.
382 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
385 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
386 stack_restore_tie insn instead of stack_tie, for the SVR4 and
388 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
390 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
392 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
393 head_components and tail_components.
394 (spread_components): New algorithm.
395 (emit_common_tails_for_components): Clear head_components and
397 (insert_prologue_epilogue_for_components): Write extra output to the
398 dump file for sibcalls and abnormal exits.
400 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
402 PR rtl-optimization/78342
403 * combine.c: Include "cfghooks.h".
404 (try_combine): If we create an unconditional trap, break the basic
405 block in two just after it, and remove the edge between; also, set
406 the *new_direct_jump_p flag so that cleanup_cfg is run.
408 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
410 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
413 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
415 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
416 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
417 output template string.
418 (*anddi_1): Use multi-line output template string.
421 2016-11-28 Jakub Jelinek <jakub@redhat.com>
424 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
425 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
426 note has been removed.
427 * postreload.c (reload_combine_recognize_pattern): If
428 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
430 2016-11-28 Martin Sebor <msebor@redhat.com>
433 * gimple-ssa-sprintf.c (target_max_value): Remove.
434 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
435 (get_width_and_precision): New function.
436 (format_integer, format_floating, get_string_length, format_string):
437 Correct handling of width and precision with unknown value.
438 (format_directive): Add warning.
439 (pass_sprintf_length::compute_format_length): Allow for precision
440 to consist of a sole period with no asterisk or digits after it.
442 2016-11-28 Jakub Jelinek <jakub@redhat.com>
444 PR rtl-optimization/78546
445 * simplify-rtx.c (neg_const_int): When negating most negative
446 number in mode wider than HOST_BITS_PER_WIDE_INT, use
447 simplify_const_unary_operation to produce CONST_DOUBLE or
449 (simplify_plus_minus): Handle the case where neg_const_int
450 doesn't return a CONST_INT.
452 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
455 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
456 left shifting of negative values.
458 2016-11-28 Jakub Jelinek <jakub@redhat.com>
461 * tree-nested.c (convert_local_reference_stmt): After adding
462 shared (FRAME.NN) clause to omp parallel, task or target,
463 add it also to all outer omp parallel, task or target constructs.
465 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
467 * config/i386/i386.md (UNSPEC_KMASKOP): New.
468 (UNSPEC_KMOV): Remove.
469 (kmovw): Expand to plain HImode move.
470 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
471 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
472 Remove corresponding clobber-removing splitter.
473 (*anddi_1): Remove mask register alternatives.
477 (*<any_or:code><mode>_1): Ditto.
478 (*<any_or:code>qi_1): Ditto.
479 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
480 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
481 Remove corresponding splitter to operation with general registers.
482 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
483 (*andn<SWI12:mode>): New pattern.
484 (*kxnor<mode>): Remove general register alternatives. Tag pattern
485 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
486 with general registers.
487 (knot<mode>): New insn pattern.
488 (*one_cmpl<mode>2_1): Remove mask register alternatives.
489 (one_cmplqi2_1): Ditto.
490 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
491 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
492 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
493 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
494 to generate kmaskop shift.
495 (vec_unpacks_hi_<mode>): Ditto.
496 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
498 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
499 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
500 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
502 2016-11-28 Richard Biener <rguenther@suse.de>
504 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
505 to SSA names via extract_range_from_ssa_name if allowed.
507 2016-11-28 Richard Biener <rguenther@suse.de>
509 PR tree-optimization/78542
510 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
513 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
515 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
516 isolates a single bit, even if the condition involves subregs.
518 2016-11-28 Tamar Christina <tamar.christina@arm.com>
520 * config/aarch64/aarch64-simd-builtins.def
521 (BSL_P): Added di and v2di mode.
522 * config/aarch64/arm_neon.h
523 (vsriq_n_p64, vsri_n_p64): Added poly type.
524 (vextq_p64, vext_p64): Likewise.
525 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
527 2016-11-28 Tamar Christina <tamar.christina@arm.com>
529 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
530 (TYPES_GETREGP): Likewise.
531 (TYPES_SHIFTINSERTP): Likewise.
532 (TYPES_COMBINEP): Likewise.
533 (TYPES_STORE1P): Likewise.
534 * config/aarch64/aarch64-simd-builtins.def
535 (combine): Added poly generator.
536 (get_dregoi): Likewise.
537 (get_dregci): Likewise.
538 (get_dregxi): Likewise.
542 * config/aarch64/arm_neon.h
543 (poly64x1x2_t, poly64x1x3_t): New.
544 (poly64x1x4_t, poly64x2x2_t): Likewise.
545 (poly64x2x3_t, poly64x2x4_t): Likewise.
546 (poly64x1_t): Likewise.
547 (vcreate_p64, vcombine_p64): Likewise.
548 (vdup_n_p64, vdupq_n_p64): Likewise.
549 (vld2_p64, vld2q_p64): Likewise.
550 (vld3_p64, vld3q_p64): Likewise.
551 (vld4_p64, vld4q_p64): Likewise.
552 (vld2_dup_p64, vld3_dup_p64): Likewise.
553 (vld4_dup_p64, vsli_n_p64): Likewise.
554 (vsliq_n_p64, vst1_p64): Likewise.
555 (vst1q_p64, vst2_p64): Likewise.
556 (vst3_p64, vst4_p64): Likewise.
557 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
558 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
559 (vget_lane_p64, vgetq_lane_p64): Likewise.
560 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
561 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
562 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
563 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
564 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
565 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
566 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
567 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
568 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
569 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
570 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
571 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
572 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
573 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
574 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
575 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
576 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
577 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
578 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
579 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
580 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
581 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
582 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
583 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
584 (vset_lane_p64, vsetq_lane_p64): Likewise.
585 (vget_low_p64, vget_high_p64): Likewise.
586 (vcombine_p64, vst2_lane_p64): Likewise.
587 (vst3_lane_p64, vst4_lane_p64): Likewise.
588 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
589 (vst4q_lane_p64, vget_lane_p64): Likewise.
590 (vget_laneq_p64, vset_lane_p64): Likewise.
591 (vset_laneq_p64, vcopy_lane_p64): Likewise.
592 (vcopy_laneq_p64, vdup_n_p64): Likewise.
593 (vdupq_n_p64, vdup_lane_p64): Likewise.
594 (vdup_laneq_p64, vld1_p64): Likewise.
595 (vld1q_p64, vld1_dup_p64): Likewise.
596 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
597 (vmov_n_p64, vmovq_n_p64): Likewise.
598 (vst3q_p64, vst4q_p64): Likewise.
599 (vld1_lane_p64, vld1q_lane_p64): Likewise.
600 (vst1_lane_p64, vst1q_lane_p64): Likewise.
601 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
602 (vdupq_laneq_p64): Likewise.
604 2016-11-28 Tamar Christina <tamar.christina@arm.com>
606 * config/arm/arm_neon.h (vget_lane_p64): New.
608 2016-11-28 Iain Sandoe <iain@codesourcery.com>
611 * configure.ac (with_ld64): Use portable method to extract the
612 major part of the version number.
613 * configure: Regenerated.
615 2016-11-28 Jakub Jelinek <jakub@redhat.com>
617 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
618 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
619 intmax_t couldn't be determined.
620 (format_integer): Make {,u}intmax_type_node no longer static,
621 initialize them only when needed. For z and t use
622 signed_or_unsigned_type_for instead of assuming size_t and
623 ptrdiff_t have the same precision.
626 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
627 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
628 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
629 vector instead of traversing m_classes hash table. Release
631 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
633 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
634 add it also to m_classes_vec vector.
635 (sem_item_optimizer::remove_symtab_node,
636 sem_item_optimizer::build_hash_based_classes,
637 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
638 (sem_item_optimizer::subdivide_classes_by_equality,
639 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
640 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
641 instead of traversing m_classes hash table. Formatting fixes.
642 (sem_item_optimizer::traverse_congruence_split,
643 sem_item_optimizer::do_congruence_step_for_index,
644 sem_item_optimizer::do_congruence_step): Formatting fixes.
645 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
646 vector instead of traversing m_classes hash table.
647 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
648 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
649 instead of traversing m_classes hash table.
651 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
653 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
654 X is not unused after.
656 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
658 PR rtl-optimization/78120
659 * rtlanal.c (insn_rtx_cost): Revert previous change.
661 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
664 * config/avr/avr.md (SPLIT34): New mode iterator.
665 (bitop): New code iterator.
666 (*iorhi3.ashift8-*). New insn-and-split patterns.
667 (*movhi): Post-reload split reg = 0.
668 [!MOVW]: Post-reload split reg = reg.
669 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
670 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
671 (iorhi3, iorpsi3, iorsi3): Same.
672 (xorhi3, xorpsi3, xorsi3): Same.
673 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
674 costs to *iorhi3.ashift8-* patterns.
676 2016-11-27 Iain Sandoe <iain@codesourcery.com>
677 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
680 * config.in: Regenerate
681 * config/darwin-driver.c (darwin_driver_init): Emit a version string
683 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
684 * config/darwin.opt(asm_macosx_version_min): New.
685 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
686 * configure: Regenerate
687 * configure.ac: Check for mmacosx-version-min handling.
689 2016-11-27 Iain Sandoe <iain@codesourcery.com>
692 * config/i386/i386.c (ix86_code_end): Note that we emitted code
693 where the function might otherwise appear empty for picbase thunks.
694 (ix86_output_function_epilogue): If we find a zero-sized function
695 assume that reaching it is UB and trap. If we find a trailing label
697 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
698 find a zero-sized function assume that reaching it is UB and trap.
699 If we find a trailing label, append a nop.
701 2016-11-27 Iain Sandoe <iain@codesourcery.com>
704 * config/darwin-sections.def (picbase_thunk_section): New.
705 * config/darwin.c (darwin_init_sections): Set up picbase thunk
706 section. (darwin_rodata_section, darwin_objc2_section,
707 machopic_select_section, darwin_asm_declare_constant_name,
708 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
709 coalesced with newer linkers.
710 (darwin_override_options): Decide on usage of coalesed sections
711 on the basis of the target linker version.
712 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
713 * config/darwin.opt (mtarget-linker): New.
714 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
715 a coalesced section, instead use a thunks section.
717 2016-11-27 Iain Sandoe <iain@codesourcery.com>
720 * configure.ac (with-ld64): New var, set for Darwin, set on
721 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
722 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
723 * config/darwin10.h(DEF_LD64): Update for this target version.
724 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
725 (DEF_LD64): Update for this target version.
726 * configure: Regenerated.
727 * config.in: Regenerated.
729 2016-11-27 Iain Sandoe <iain@codesourcery.com>
732 * config/darwin.c (imachopic_indirection_name): Make data
733 section indirections linker-visible.
734 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
735 constant labels linker-visible.
737 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
739 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
740 (free_lang_data): Remove assignment to ptrdiff_type_node.
742 2016-11-25 Jakub Jelinek <jakub@redhat.com>
744 PR rtl-optimization/78526
745 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
746 beyond val's precision.
748 PR rtl-optimization/78527
749 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
750 out of bounds shift count.
752 2016-11-25 Martin Liska <mliska@suse.cz>
755 * doc/invoke.texi (-fprofile-use): Fix reference to a section
756 where -fprofile-generate is documented.
758 2016-11-25 Martin Liska <mliska@suse.cz>
760 PR gcov-profile/78086
761 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
762 not supported by a target. Set priority to 100 if possible.
763 (build_gcov_exit_decl): Likewise.
765 2016-11-25 Richard Biener <rguenther@suse.de>
768 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
769 unary, binary and single RHSs.
770 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
772 2016-11-25 Bin Cheng <bin.cheng@arm.com>
777 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
778 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
779 and set it to result code if transformation is valid. Use code EQ
780 directly in last simplification case.
782 2016-11-25 Richard Biener <rguenther@suse.de>
784 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
785 before valueizing return stmts.
787 2016-11-24 Richard Biener <rguenther@suse.de>
789 PR tree-optimization/78343
790 * passes.def: Add CD-DCE pass after loop splitting.
791 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
792 SCEV init/finalize ...
793 (perform_tree_ssa_dce): ... here. Deal with being
794 executed inside the loop pipeline in aggressive mode.
796 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
798 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
800 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
802 PR tree-optimization/77673
803 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
804 (init_symbolic_number): Initialize src field from src parameter.
805 (perform_symbolic_merge): Select most dominated statement as the
806 source statement. Set src field of resulting n structure from the
807 input src with the lowest address.
808 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
809 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
810 of load from src field rather than insertion statement. Cancel
811 optimization if statement analyzed is not dominated by the insertion
813 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
814 dominance information.
816 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
819 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
821 2016-11-25 Martin Jambor <mjambor@suse.cz>
823 PR tree-optimization/70965
824 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
826 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
829 * config/i386/i386.c (i386_excess_precision): Do not return
830 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
831 EXCESS_PRECISION_TYPE_STANDARD.
832 * target.def (excess_precision): Document that targets should
833 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
834 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
835 Fix typo in first sentence.
836 * doc/tm.texi: Regenerate.
838 2016-11-25 Richard Biener <rguenther@suse.de>
840 PR tree-optimization/78396
841 * tree-vectorizer.c (vectorize_loops): When the if-converted
842 body contains masked loads or stores do not attempt to
843 basic-block-vectorize it.
845 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
846 Alan Hayward <alan.hayward@arm.com>
847 David Sherwood <david.sherwood@arm.com>
849 * function.h (spill_slot_alignment): Declare.
850 * function.c (spill_slot_alignment): New function.
851 * lra-spills.c (slot): Add align and size fields.
852 (assign_mem_slot): Use them in the call to assign_stack_local.
853 (add_pseudo_to_slot): Update the fields.
854 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
856 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
857 Alan Hayward <alan.hayward@arm.com>
858 David Sherwood <david.sherwood@arm.com>
860 * stor-layout.c (layout_type): Allow the caller to set the mode of
861 a float type. Only choose one here if the mode is still VOIDmode.
862 * tree.c (build_common_tree_nodes): Set the type mode of decimal
863 floats before calling layout_type.
864 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
866 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
868 * tree-tailcall.c (find_tail_calls): Allow calls to reference
869 local variables if all references are known to be direct.
871 2016-11-25 Jakub Jelinek <jakub@redhat.com>
872 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
875 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
876 non null and it's precision matches precision of lhs's type.
878 2016-11-24 Martin Sebor <msebor@redhat.com>
880 PR tree-optimization/78476
881 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
883 (handle_gimple_call): Adjust signature.
884 (try_substitute_return_value): Remove calls to bounded functions
885 with zero buffer size whose result is known.
886 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
888 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
890 * varasm.c (assemble_start_function): Wrap align_log definition in
891 ASM_OUTPUT_MAX_SKIP_ALIGN.
893 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
895 * config/i386/i386.md (wide AND insn to QImode splitter): Use
896 explicit mode macros.
897 (wide OR insn to QImode splitter): Ditto.
899 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
901 PR rtl-optimization/77541
902 * lra-constraints.c (struct input_reload): Add field match_p.
903 (get_reload_reg): Check modes of input reloads to generate unique
905 (match_reload): Add input reload pseudo for the current insn.
907 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
909 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
910 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
912 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
913 the aarch64_fp16_type_node, not all HFmode types.
914 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
915 (aarch64_scalar_mode_supported_p): Likewise.
916 (aarch64_excess_precision): New.
917 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
918 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
919 (TARGET_C_EXCESS_PRECISION): Likewise.
921 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
923 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
924 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
926 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
928 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
929 (<optab>dihf2): Likewise.
930 (aarch64_fp16_<optab><mode>hf2): New.
932 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
935 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
937 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
939 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
940 Enable REE at -O2 and higher.
941 * config/sparc/sparc.c (sparc_option_override): Disable it by default
944 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
948 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
949 (new_temp_expr_table): Initialise reg_vars_cnt.
950 (free_temp_expr_table): Release reg_vars_cnt.
951 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
953 (find_replaceable_in_bb): Use the above to record register variable
954 write occurrences and cancel replacement across them.
956 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
958 PR rtl-optimization/78437
959 * ree.c (get_uses): New function.
960 (combine_reaching_defs): When a copy is needed, return false if any
961 reaching use of the source register reads it in a mode larger than
962 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
964 2016-11-24 Martin Liska <mliska@suse.cz>
966 * gimple-pretty-print.c (dump_edge_probability): New function.
967 (dump_gimple_switch): Dump label edge probabilities.
968 (dump_gimple_cond): Likewise.
969 (dump_gimple_label): Dump
970 (dump_gimple_bb_header): Dump basic block frequency.
971 (pp_cfg_jump): Replace e->dest argument with e.
972 (dump_implicit_edges): Likewise.
973 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
974 Use gimple_bb (at) instead of at->bb.
976 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
978 * common.opt (flimit-function-alignment): New.
979 * doc/invoke.texi (-flimit-function-alignment): Document.
980 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
981 * final.c (shorten_branches): Set it.
982 * varasm.c (assemble_start_function): Limit alignment if
985 2016-11-24 Richard Biener <rguenther@suse.de>
987 PR tree-optimization/71595
988 * cfgloopmanip.h (remove_path): Add irred_invalidated and
989 loop_closed_ssa_invalidated parameters, defaulted to NULL.
990 * cfgloopmanip.c (remove_path): Likewise, pass them along to
991 called functions. Only fix irred flags if the caller didn't
993 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
994 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
997 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
999 PR rtl-optimization/78120
1000 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
1001 cases, and additionally test against max_seq_cost for speed
1003 (noce_process_if_block): Compute an estimate for the original cost when
1004 optimizing for speed, using the minimum of then and else block costs.
1006 PR rtl-optimization/78120
1007 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
1009 PR rtl-optimization/78120
1010 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
1012 2016-11-24 Bin Cheng <bin.cheng@arm.com>
1014 * match.pd: Refine type conversion in result expr for below pattern:
1015 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
1017 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1020 * tree.h (wi::fits_to_boolean_p): New predicate.
1021 (wi::fits_to_tree_p): Use it for boolean types.
1022 * tree.c (int_fits_type_p): Likewise.
1024 2016-11-24 Martin Liska <mliska@suse.cz>
1026 * print-tree.c (struct bucket): Remove.
1027 (print_node): Add new argument which drives whether a tree node
1028 is printed briefly or not.
1029 (debug_tree): Replace a custom hash table with hash_set<T>.
1030 * print-tree.h (print_node): Add the argument.
1032 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
1034 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
1036 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
1039 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
1040 if it is at least NREGS wide.
1042 2016-11-23 Joseph Myers <joseph@codesourcery.com>
1044 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
1045 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
1046 TFmode, IFmode and KFmode.
1048 2016-11-23 Joseph Myers <joseph@codesourcery.com>
1050 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
1053 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
1055 * combine.c (change_zero_ext): Only change the mode of a hard register
1056 destination if can_change_dest_mode holds for that.
1058 2016-11-23 Jeff Law <law@redhat.com>
1060 * varasm.c (assemble_name): Increase buffer size for name.
1062 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
1064 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
1066 * doc/extend.texi: Constify first argument to __builtin_object_size.
1068 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
1070 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
1071 to be used. Add brackets around macro argument.
1073 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1075 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
1077 2016-11-23 Jakub Jelinek <jakub@redhat.com>
1080 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
1081 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
1083 2016-11-23 Jakub Jelinek <jakub@redhat.com>
1086 * omp-low.c (build_outer_var_ref): Change lastprivate argument
1087 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
1088 on worksharing constructs, treat it like clauses on simd construct.
1090 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
1091 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
1092 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
1093 of true as last argument to build_outer_var_ref.
1095 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1097 * config/i386/i386.md (*movqi_internal): Calculate mode
1098 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
1099 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
1100 (*k<logic><mode>): Calculate mode attribute depending on
1101 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
1102 (*andqi_1): Calculate mode attribute of alternative 3 depending
1103 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
1104 (kandn<mode>): Calculate mode attribute of alternative 2 depending
1105 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
1106 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
1107 iterator. Calculate mode attribute of alternative 1 depending
1108 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
1109 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
1110 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
1112 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1115 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
1116 * tree-vrp.c (extract_range_basic): Handle case for
1117 CFN_BUILT_IN_STRLEN.
1119 2016-11-23 Jeff Law <law@redhat.com>
1121 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
1123 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
1124 in boolean context warning.
1126 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
1128 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1131 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
1132 (arm_fp16_type_node): ...This, make visibile.
1133 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
1135 (arm_init_simd_builtin_types): Likewise.
1136 (arm_init_fp16_builtins): Likewise.
1137 * config/arm/arm.c (arm_excess_precision): New.
1138 (arm_floatn_mode): Likewise.
1139 (TARGET_C_EXCESS_PRECISION): Likewise.
1140 (TARGET_FLOATN_MODE): Likewise.
1141 (arm_promoted_type): Only promote arm_fp16_type_node.
1142 * config/arm/arm.h (arm_fp16_type_node): Declare.
1144 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1146 * config/arm/arm.c (arm_convert_to_type): Delete.
1147 (TARGET_CONVERT_TO_TYPE): Delete.
1148 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
1149 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
1150 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
1151 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
1152 are in fast math mode, and have no single step hardware instruction.
1153 (extendhfdf2): Only expand through SFmode if we don't have a
1154 single-step hardware instruction.
1155 * config/arm/vfp.md (*truncdfhf2): New.
1156 (extendhfdf2): Likewise.
1158 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1160 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
1163 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1165 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
1166 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
1167 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
1168 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
1169 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
1170 * doc/tm.texi: Regenerate.
1171 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
1173 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1175 * toplev.c (init_excess_precision): Delete most logic.
1176 * tree.c (excess_precision_type): Rewrite to use
1177 TARGET_EXCESS_PRECISION.
1178 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
1179 more generic fashion.
1180 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
1181 __STDC_WANT_IEC_60559_TYPES_EXT__.
1183 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1185 * common.opt (fpermitted-flt-eval-methods): New.
1186 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
1187 * flag_types.h (permitted_flt_eval_methods): New.
1189 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1191 * config/m68k/m68k.c (m68k_excess_precision): New.
1192 (TARGET_C_EXCESS_PRECISION): Define.
1194 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1196 * config/s390/s390.c (s390_excess_precision): New.
1197 (TARGET_C_EXCESS_PRECISION): Define.
1199 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1201 * config/i386/i386.c (ix86_excess_precision): New.
1202 (TARGET_C_EXCESS_PRECISION): Define.
1204 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1206 * target.def (excess_precision): New hook.
1207 * target.h (flt_eval_method): New.
1208 (excess_precision_type): Likewise.
1209 * targhooks.c (default_excess_precision): New.
1210 * targhooks.h (default_excess_precision): New.
1211 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
1212 * doc/tm.texi: Regenerate.
1214 2016-11-23 Martin Sebor <msebor@redhat.com>
1217 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
1218 set the minimum number of bytes for an unknown string to zero.
1220 2016-11-23 Martin Jambor <mjambor@suse.cz>
1221 Martin Liska <mliska@suse.cz>
1223 * hsa-builtins.def: New file.
1224 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
1225 * builtins.def: Include hsa-builtins.def.
1226 (DEF_HSA_BUILTIN): New macro.
1227 * dumpfile.h (OPTGROUP_OPENMP): Define.
1228 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
1229 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
1230 GF_OMP_FOR_GRID_GROUP_ITER.
1231 (gimple_omp_for_grid_phony): Added checking assert.
1232 (gimple_omp_for_set_grid_phony): Likewise.
1233 (gimple_omp_for_grid_intra_group): New function.
1234 (gimple_omp_for_set_grid_intra_group): Likewise.
1235 (gimple_omp_for_grid_group_iter): Likewise.
1236 (gimple_omp_for_set_grid_group_iter): Likewise.
1237 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
1238 previosuly only distribute loop was permitted.
1239 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
1240 (grid_get_kernel_launch_attributes): Support multiple HSA grid
1242 (grid_expand_omp_for_loop): Likewise and also support standalone
1243 distribute constructs. New parameter INTRA_GROUP, updated both users.
1244 (grid_expand_target_grid_body): Support standalone distribute
1246 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
1247 (pass_data_expand_omp_ssa): Likewise.
1248 (pass_data_omp_device_lower): Likewsie.
1249 (pass_data_lower_omp): Likewise.
1250 (pass_data_diagnose_omp_blocks): Likewise.
1251 (pass_data_oacc_device_lower): Likewise.
1252 (pass_data_omp_target_link): Likewise.
1253 (grid_lastprivate_predicate): New function.
1254 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
1256 (lower_omp_for): Support standalone distribute constructs.
1257 (grid_prop): New type.
1258 (grid_safe_assignment_p): Check for assignments to group_sizes, new
1260 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
1262 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
1263 optimization info messages.
1264 (grid_find_single_omp_among_assignments): Likewise.
1265 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
1266 (grid_parallel_clauses_gridifiable): New function.
1267 (grid_inner_loop_gridifiable_p): Likewise.
1268 (grid_dist_follows_simple_pattern): Likewise.
1269 (grid_gfor_follows_tiling_pattern): Likewise.
1270 (grid_call_permissible_in_distribute_p): Likewise.
1271 (grid_handle_call_in_distribute): Likewise.
1272 (grid_dist_follows_tiling_pattern): Likewise.
1273 (grid_target_follows_gridifiable_pattern): Support standalone
1274 distribute constructs.
1275 (grid_var_segment): New enum.
1276 (grid_mark_variable_segment): New function.
1277 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
1278 if a new argument says so.
1279 (grid_process_grid_body): New function.
1280 (grid_eliminate_combined_simd_part): Likewise.
1281 (grid_mark_tiling_loops): Likewise.
1282 (grid_mark_tiling_parallels_and_loops): Likewise.
1283 (grid_process_kernel_body_copy): Support standalone distribute
1285 (grid_attempt_target_gridification): New grid variable holding overall
1286 gridification state. Support standalone distribute constructs and
1288 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
1289 * hsa.h (hsa_bb): Add method method append_phi.
1290 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
1291 occurences in all files too.
1292 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
1293 (is_a_helper <hsa_insn_br *>::test): New function.
1294 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
1295 branch instructions.
1296 (hsa_insn_signal): Make a direct descendant of
1297 hsa_insn_basic. Add memorder constructor parameter and
1298 m_memory_order and m_signalop member variables.
1299 (hsa_insn_queue): Changed constructor parameters to common form.
1300 Added m_segment and m_memory_order member variables.
1301 (hsa_summary_t): Add private member function
1302 process_gpu_implementation_attributes.
1303 (hsa_function_summary): Rename m_binded_function to
1305 (hsa_insn_basic_p): Remove typedef.
1306 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
1307 (hsa_op_reg_p): Remove typedef.
1308 (hsa_function_representation): Change hsa_op_reg_p into plain
1310 (hsa_insn_phi): Removed new and delete operators.
1311 (hsa_insn_br): Likewise.
1312 (hsa_insn_cbr): Likewise.
1313 (hsa_insn_sbr): Likewise.
1314 (hsa_insn_cmp): Likewise.
1315 (hsa_insn_mem): Likewise.
1316 (hsa_insn_atomic): Likewise.
1317 (hsa_insn_signal): Likewise.
1318 (hsa_insn_seg): Likewise.
1319 (hsa_insn_call): Likewise.
1320 (hsa_insn_arg_block): Likewise.
1321 (hsa_insn_comment): Likewise.
1322 (hsa_insn_srctype): Likewise.
1323 (hsa_insn_packed): Likewise.
1324 (hsa_insn_cvt): Likewise.
1325 (hsa_insn_alloca): Likewise.
1326 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
1327 (process_gpu_implementation_attributes): New function.
1328 (link_functions): Move some functionality into it. Adjust after
1329 renaming m_binded_functions to m_bound_functions.
1330 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
1331 to the list of instructions with no output registers.
1332 (get_in_type): Return this if it is a register of
1334 (hsa_get_declaration_name): Moved to...
1335 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
1336 temporary string on an obstack instead from ggc.
1337 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
1338 down to two overloads.
1339 (hsa_allocp_operand_address): Removed.
1340 (hsa_allocp_operand_immed): Likewise.
1341 (hsa_allocp_operand_reg): Likewise.
1342 (hsa_allocp_operand_code_list): Likewise.
1343 (hsa_allocp_operand_operand_list): Likewise.
1344 (hsa_allocp_inst_basic): Likewise.
1345 (hsa_allocp_inst_phi): Likewise.
1346 (hsa_allocp_inst_mem): Likewise.
1347 (hsa_allocp_inst_atomic): Likewise.
1348 (hsa_allocp_inst_signal): Likewise.
1349 (hsa_allocp_inst_seg): Likewise.
1350 (hsa_allocp_inst_cmp): Likewise.
1351 (hsa_allocp_inst_br): Likewise.
1352 (hsa_allocp_inst_sbr): Likewise.
1353 (hsa_allocp_inst_call): Likewise.
1354 (hsa_allocp_inst_arg_block): Likewise.
1355 (hsa_allocp_inst_comment): Likewise.
1356 (hsa_allocp_inst_queue): Likewise.
1357 (hsa_allocp_inst_srctype): Likewise.
1358 (hsa_allocp_inst_packed): Likewise.
1359 (hsa_allocp_inst_cvt): Likewise.
1360 (hsa_allocp_inst_alloca): Likewise.
1361 (hsa_allocp_bb): Likewise.
1363 (hsa_init_data_for_cfun): Initialize obstack.
1364 (hsa_deinit_data_for_cfun): Release memory of the obstack.
1365 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
1366 (hsa_op_reg::operator new): Likewise.
1367 (hsa_op_address::operator new): Likewise.
1368 (hsa_op_code_list::operator new): Likewise.
1369 (hsa_op_operand_list::operator new): Likewise.
1370 (hsa_insn_basic::operator new): Likewise.
1371 (hsa_insn_phi::operator new): Likewise.
1372 (hsa_insn_br::operator new): Likewise.
1373 (hsa_insn_sbr::operator new): Likewise.
1374 (hsa_insn_cmp::operator new): Likewise.
1375 (hsa_insn_mem::operator new): Likewise.
1376 (hsa_insn_atomic::operator new): Likewise.
1377 (hsa_insn_signal::operator new): Likewise.
1378 (hsa_insn_seg::operator new): Likewise.
1379 (hsa_insn_call::operator new): Likewise.
1380 (hsa_insn_arg_block::operator new): Likewise.
1381 (hsa_insn_comment::operator new): Likewise.
1382 (hsa_insn_srctype::operator new): Likewise.
1383 (hsa_insn_packed::operator new): Likewise.
1384 (hsa_insn_cvt::operator new): Likewise.
1385 (hsa_insn_alloca::operator new): Likewise.
1386 (hsa_init_new_bb): Likewise.
1387 (hsa_bb::append_phi): New function.
1388 (gen_hsa_phi_from_gimple_phi): Use it.
1389 (get_symbol_for_decl): Fix dinstinguishing between
1390 global and local functions. Put local variables into a segment
1391 according to their attribute or static flag, if there is one.
1392 (hsa_insn_br::hsa_insn_br): New.
1393 (hsa_insn_br::operator new): Likewise.
1394 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
1395 (query_hsa_grid_nodim): New function.
1396 (multiply_grid_dim_characteristics): Likewise.
1397 (gen_get_num_threads): Likewise.
1398 (gen_get_num_teams): Reimplemented.
1399 (gen_get_team_num): Likewise.
1400 (gen_hsa_insns_for_known_library_call): Updated calls to the above
1402 (get_memory_order_name): Removed.
1403 (get_memory_order): Likewise.
1404 (hsa_memorder_from_tree): New function.
1405 (gen_hsa_ternary_atomic_for_builtin): Renamed to
1406 gen_hsa_atomic_for_builtin, can also create signals.
1407 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
1408 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
1409 (hsa_insn_atomic): Fix function comment.
1410 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
1411 ancestor constructor and initialization of new member variables.
1412 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
1414 (hsa_get_host_function): Handle functions with no bound CPU
1415 implementation. Fix binded to bound.
1416 (get_brig_function_name): Likewise.
1417 (HSA_SORRY_ATV): Remove semicolon after macro.
1418 (HSA_SORRY_AT): Likewise.
1419 (omp_simple_builtin::generate): Add missing semicolons.
1420 (hsa_insn_phi::operator new): Removed.
1421 (hsa_insn_br::operator new): Likewise.
1422 (hsa_insn_cbr::operator new): Likewise.
1423 (hsa_insn_sbr::operator new): Likewise.
1424 (hsa_insn_cmp::operator new): Likewise.
1425 (hsa_insn_mem::operator new): Likewise.
1426 (hsa_insn_atomic::operator new): Likewise.
1427 (hsa_insn_signal::operator new): Likewise.
1428 (hsa_insn_seg::operator new): Likewise.
1429 (hsa_insn_call::operator new): Likewise.
1430 (hsa_insn_arg_block::operator new): Likewise.
1431 (hsa_insn_comment::operator new): Likewise.
1432 (hsa_insn_srctype::operator new): Likewise.
1433 (hsa_insn_packed::operator new): Likewise.
1434 (hsa_insn_cvt::operator new): Likewise.
1435 (hsa_insn_alloca::operator new): Likewise.
1436 (get_symbol_for_decl): Accept CONST_DECLs, put them to
1438 (gen_hsa_addr): Also process CONST_DECLs.
1439 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
1441 (gen_hsa_unary_operation): Make sure the function does
1442 not use bittype source type for firstbit and lastbit operations.
1443 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
1445 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
1447 (emit_branch_insn): Renamed to emit_cond_branch_insn.
1448 Emit the width stored in the class.
1449 (emit_generic_branch_insn): New function.
1450 (emit_insn): Call emit_generic_branch_insn.
1451 (emit_signal_insn): Remove obsolete comment. Update
1452 member variable name, pick a type according to profile.
1453 (emit_alloca_insn): Remove obsolete comment.
1454 (emit_atomic_insn): Likewise.
1455 (emit_queue_insn): Get segment and memory order from the IR object.
1456 (hsa_brig_section): Make allocate_new_chunk, chunks
1457 and cur_chunk provate, add a default NULL parameter to add method.
1458 (hsa_brig_section::add): Added a new parameter, store pointer to
1459 output data there if it is non-NULL.
1460 (emit_function_directives): Use this new parameter instead of
1461 calculating the pointer itself, fix function comment.
1462 (hsa_brig_emit_function): Add forgotten endian conversion.
1463 (hsa_output_kernels): Remove unnecessary building of
1464 kernel_dependencies_vector_type.
1465 (emit_immediate_operand): Declare.
1466 (emit_directive_variable): Also emit initializers of CONST_DECLs.
1467 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
1468 (verify_function_arguments): Properly detect variadic
1470 * hsa-dump.c (hsa_width_specifier_name): New function.
1471 (dump_hsa_insn_1): Dump generic branch instructions, update signal
1472 member variable name. Special dumping for queue objects.
1473 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
1474 m_binded_functions to m_bound_functions. Copy externally visible flag
1476 (ipa_hsa_write_summary): Likewise.
1477 (ipa_hsa_read_section): Likewise.
1479 2016-11-23 Richard Biener <rguenther@suse.de>
1481 PR tree-optimization/78396
1482 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
1483 vectorize try vectorizing an if-converted body using BB vectorization.
1485 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
1486 Alan Hayward <alan.hayward@arm.com>
1487 David Sherwood <david.sherwood@arm.com>
1489 * rtlanal.c (subreg_get_info): Use more local variables.
1490 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
1491 occupies at least one register. Assume that full hard registers
1492 have consistent endianness. Share previously-duplicated if block.
1493 Rework the main handling so that it operates on independently-
1494 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
1495 to check lowpart offsets, without trying to find an equivalent
1496 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
1497 as a final register-endianness correction.
1499 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
1505 * combine.c (make_compound_operation_int): Do not convert a subreg of
1506 a non-constant logical shift right to a zero_extract. Handle the case
1507 where some zero bits have been shifted into the range covered by that
1510 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
1511 Alan Hayward <alan.hayward@arm.com>
1512 David Sherwood <david.sherwood@arm.com>
1514 * rtl.h (subreg_size_offset_from_lsb): Declare.
1515 (subreg_offset_from_lsb): New function.
1516 (subreg_size_lowpart_offset): Declare.
1517 (subreg_lowpart_offset): Turn into an inline function.
1518 (subreg_size_highpart_offset): Declare.
1519 (subreg_highpart_offset): Turn into an inline function.
1520 * emit-rtl.c (subreg_size_lowpart_offset): New function.
1521 (subreg_size_highpart_offset): Likewise
1522 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
1524 2016-11-23 Richard Biener <rguenther@suse.de>
1526 PR tree-optimization/78482
1527 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
1528 (remove_forwarder_block_with_phi): When merging with a loop
1529 header creates a new latch reset number of iteration information
1532 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
1534 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
1535 (*ashrsi3_extend0): ...this. Accept constant integers.
1536 (*ashrsi3_extend2): Rename to...
1537 (*ashrsi3_extend1): ...this.
1538 (*ashrsi3_extend2): New pattern.
1539 (*lshrsi3_extend1): Accept constant integers.
1540 (*lshrsi3_extend2): Fix condition on operand 2.
1542 2016-11-23 Martin Liska <mliska@suse.cz>
1544 * config/i386/i386.c: Initialize function pointer to NULL.
1546 2016-11-23 Bin Cheng <bin.cheng@arm.com>
1548 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
1549 for A == C1 ? A : C2 to below.
1550 * match.pd: Move from above to here:
1551 (cond (eq (convert1? x) c1) (convert2? x) c2)
1552 -> (cond (eq x c1) c1 c2).
1554 2016-11-23 Bin Cheng <bin.cheng@arm.com>
1556 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
1557 for A cmp C1 ? A : C2 to below, also simplify remaining code.
1558 * match.pd: Move and extend simplification from above to here:
1559 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
1560 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
1561 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
1563 2016-11-23 Martin Liska <mliska@suse.cz>
1564 Martin Jambor <mjambor@suse.cz>
1566 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
1568 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
1571 * opts.c (finish_options): Set -fsyntax-only if running self tests.
1573 2016-11-23 Richard Biener <rguenther@suse.de>
1576 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
1577 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
1579 2016-11-23 Richard Biener <rguenther@suse.de>
1582 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
1585 2016-11-23 Richard Biener <rguenther@suse.de>
1586 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
1588 PR tree-optimization/78154
1589 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
1590 returns it's argument and the argument is nonnull.
1591 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
1592 ATT_RETNONNULL_NOTHROW_LEAF.
1593 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
1594 ATTR_RETNONNULL_NOTHROW_LEAF.
1595 (BUILT_IN_STPCPY): Likewise.
1596 (BUILT_IN_STPNCPY): Likewise.
1597 (BUILT_IN_MEMPCPY_CHK): Likewise.
1598 (BUILT_IN_STPCPY_CHK): Likewise.
1599 (BUILT_IN_STPNCPY_CHK): Likewise.
1600 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
1601 (BUILT_IN_STRNCAT): Likewise.
1602 (BUILT_IN_STRNCPY): Likewise.
1603 (BUILT_IN_MEMSET_CHK): Likewise.
1604 (BUILT_IN_STRCAT_CHK): Likewise.
1605 (BUILT_IN_STRCPY_CHK): Likewise.
1606 (BUILT_IN_STRNCAT_CHK): Likewise.
1607 (BUILT_IN_STRNCPY_CHK): Likewise.
1609 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
1611 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
1612 * fold-const.h (tree_expr_nonzero_p) : Declare.
1613 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
1615 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
1617 * system.h (HAVE_DESIGNATED_INITIALIZERS,
1618 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
1619 "defined" in macros.
1620 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
1621 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
1622 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
1624 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
1627 * config/avr/constraints.md (Csp): Widen range to [-11..6].
1628 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
1629 of RCALLs in prologue to 3.
1631 2016-11-22 Michael Collison <michael.collison@arm.com>
1633 * config/aarch64/aarch64-protos.h
1634 (aarch64_and_split_imm1, aarch64_and_split_imm2)
1635 (aarch64_and_bitmask_imm): New prototypes
1636 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
1637 New overloaded function to create bit mask covering the
1638 lowest to highest bits set.
1639 (aarch64_and_split_imm2): New overloaded functions to create bit
1640 mask of zeros between first and last bit set.
1641 (aarch64_and_bitmask_imm): New function to determine if a integer
1642 is a valid two instruction "and" operation.
1643 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
1644 allowing wider range of constants with "and" operations.
1645 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
1646 "and" operator from matching restricted constant range used for
1647 ior and xor operators.
1648 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
1649 for constants in "and" operantions.
1650 (UsP constraint): New DImode constraint for constants
1651 in "and" operations.
1652 * config/aarch64/iterators.md (lconst2): New mode iterator.
1653 (LOGICAL2): New code iterator.
1654 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
1656 (aarch64_logical_and_operand): New predicate allowing extended
1657 constants for "and" operations.
1659 2016-11-22 Walter Lee <walt@tilera.com>
1661 * config/tilegx/tilegx.md (trap): New pattern.
1662 * config/tilepro/tilepro.md (trap): Likewise.
1664 2016-11-22 Walter Lee <walt@tilera.com>
1666 * config/tilegx/tilegx.md (*zero_extract): Use
1667 define_insn_and_split instead of define_insn; Handle pos + size >
1669 (*sign_extract): Likewise.
1671 2016-11-22 Marek Polacek <polacek@redhat.com>
1673 PR tree-optimization/78455
1674 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
1676 2016-11-22 Ian Lance Taylor <iant@golang.org>
1680 * godump.c (go_format_type): Always pass alignment as 1 when
1681 calling go_append_padding at end of struct/union.
1683 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1686 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
1687 _mm512_setzero_hi): Removed.
1688 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
1689 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
1690 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
1691 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
1692 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
1693 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
1694 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
1695 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
1696 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
1697 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
1698 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
1699 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
1700 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
1701 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
1702 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
1703 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
1704 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
1705 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
1706 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
1707 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
1708 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
1709 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
1710 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
1711 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
1712 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
1713 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
1714 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
1715 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
1716 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
1717 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
1718 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
1719 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
1720 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
1721 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
1722 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
1723 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
1724 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
1725 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
1726 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
1727 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
1728 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
1729 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
1730 _mm512_setzero_qi or _mm512_setzero_hi.
1731 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
1732 _mm512_maskz_dbsad_epu8): Formatting fixes.
1733 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
1734 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
1735 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
1736 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
1737 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
1738 _mm512_setzero_qi or _mm512_setzero_hi.
1740 2016-11-22 Nathan Sidwell <nathan@acm.org>
1742 * gcc-ar.c (main): Fix indentation.
1743 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
1744 * ggc-page.c (move_ptes_to_front): Fix formatting.
1745 * hsa-dump.c (dump_has_cfun): Fix indentation.
1746 * sel-sched-ir.h: Remove trailing blank lines.
1748 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1749 Alexander Monakov <amonakov@ispras.ru>
1751 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
1752 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
1753 (omp_clause_code_name): Add _simt_ name.
1754 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
1755 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
1756 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
1757 (scan_omp_simd): New function.
1758 (scan_omp_1_stmt): Use it in target regions if needed.
1759 (omp_max_vf): Don't max with omp_max_simt_vf.
1760 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
1761 OMP_CLAUSE__SIMT_ is present.
1762 (lower_rec_input_clauses): Compute maybe_simt from presence of
1764 (lower_lastprivate_clauses): Likewise.
1765 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
1766 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
1767 * internal-fn.def (GOMP_USE_SIMT): New internal function.
1768 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
1770 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
1772 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
1773 (expand_GOMP_SIMT_VF): New.
1774 (expand_GOMP_SIMT_LAST_LANE): New.
1775 (expand_GOMP_SIMT_ORDERED_PRED): New.
1776 (expand_GOMP_SIMT_VOTE_ANY): New.
1777 (expand_GOMP_SIMT_XCHG_BFLY): New.
1778 (expand_GOMP_SIMT_XCHG_IDX): New.
1779 * internal-fn.def (GOMP_SIMT_LANE): New.
1780 (GOMP_SIMT_VF): New.
1781 (GOMP_SIMT_LAST_LANE): New.
1782 (GOMP_SIMT_ORDERED_PRED): New.
1783 (GOMP_SIMT_VOTE_ANY): New.
1784 (GOMP_SIMT_XCHG_BFLY): New.
1785 (GOMP_SIMT_XCHG_IDX): New.
1786 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
1787 (create_omp_child_function): ...here. Set "omp target entrypoint"
1788 or "omp declare target" attribute based on is_gimple_omp_offloaded.
1789 (omp_max_simt_vf): New. Use it...
1790 (omp_max_vf): ...here.
1791 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
1792 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
1793 (lower_omp_ordered): Likewise, for "ordered" lowering.
1794 (expand_omp_simd): Add SIMT transforms.
1795 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
1796 (execute_omp_device_lower): New.
1797 (pass_data_omp_device_lower): New.
1798 (pass_omp_device_lower): New pass.
1799 (make_pass_omp_device_lower): New.
1800 * passes.def (pass_omp_device_lower): Position new pass.
1801 * tree-pass.h (PROP_gimple_lomp_dev): Define.
1802 (make_pass_omp_device_lower): Declare.
1804 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1807 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
1808 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
1810 (_mm_maskz_load_epi64): Likewise.
1811 (_mm_setzero_hi): Removed.
1812 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
1814 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
1815 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
1816 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
1817 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
1818 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
1819 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
1820 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
1821 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
1822 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
1823 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
1824 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
1826 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
1827 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
1828 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
1829 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
1830 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
1831 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
1832 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
1833 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
1834 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
1835 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
1836 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
1837 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
1838 instead of _mm_setzero_hi.
1839 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
1840 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
1841 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
1842 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
1843 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
1844 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
1845 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
1846 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
1847 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
1848 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
1849 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
1850 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
1851 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
1852 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
1853 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
1854 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
1855 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
1856 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
1857 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
1858 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
1859 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
1860 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
1861 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
1862 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
1863 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
1864 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
1866 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
1867 instead of _mm_setzero_hi.
1868 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
1869 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
1870 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
1871 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
1872 _mm_setzero_si128 instead of _mm_setzero_di.
1873 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
1874 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
1875 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
1876 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
1877 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
1878 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
1879 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
1880 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
1881 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
1882 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
1883 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
1884 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
1885 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
1886 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
1887 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
1888 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
1889 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
1890 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
1891 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
1892 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
1893 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
1894 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
1895 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
1896 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
1897 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
1898 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
1899 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
1900 _mm512_maskz_insertf32x8): Formatting fixes.
1901 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
1902 _mm_setzero_si128 instead of _mm_setzero_di.
1903 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
1904 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
1905 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
1906 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
1907 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
1908 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
1909 _mm_setzero_si128 instead of _mm_setzero_di.
1910 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
1912 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
1913 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
1914 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
1915 _mm_setzero_si128 instead of _mm_setzero_hi.
1916 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
1917 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
1918 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
1919 instead of _mm_setzero_di.
1920 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
1921 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
1923 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
1924 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
1926 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
1928 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
1929 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
1930 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
1932 2016-11-22 Carl Love <cel@us.ibm.com>
1934 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
1935 equal and vector compare not equal. The vector compares take two
1936 arguments of type vector bool char, vector bool short, vector bool int,
1937 vector bool long long with the same return type.
1938 * doc/extend.texi: Update built-in documentation file for the new
1941 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
1943 * Makefile.in ($(lang_checks_parallelized)): Fix detection
1946 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1948 * config.gcc: Allow new rmprofile value for configure option
1949 --with-multilib-list.
1950 * config/arm/t-rmprofile: New file.
1951 * doc/install.texi (--with-multilib-list): Document new rmprofile value
1954 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1957 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
1958 register operand in alternatives 4,5,6.
1960 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1963 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
1964 in save register mask if it is needed.
1966 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1968 PR tree-optimization/78436
1969 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
1970 (shift_bytes_in_array, shift_bytes_in_array_right,
1971 merged_store_group::apply_stores): Formatting fixes.
1972 (clear_bit_region): Likewise. Use memset.
1973 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
1974 instead of EXPR and inerted instead of inserted. Use memset instead
1975 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
1979 * expmed.c (expand_divmod): Use wide_int for computation of
1980 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
1981 Use size <= HOST_BITS_PER_WIDE_INT instead of
1982 HOST_BITS_PER_WIDE_INT >= size.
1984 PR tree-optimization/78445
1985 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
1986 any_complicated_phi, version loop even if flag_tree_loop_if_convert
1987 is 1. Formatting fix.
1989 2016-11-22 Martin Liska <mliska@suse.cz>
1992 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
1993 (sem_function::get_hash): Use the new field.
1994 (sem_function::parse): Remove an argument from ctor.
1995 (sem_variable::parse): Likewise.
1996 (sem_variable::get_hash): Use the new field.
1997 (sem_item_optimizer::read_section): Use new ctor and set hash.
1998 * ipa-icf.h: _hash is removed from sem_item::sem_item,
1999 sem_variable::sem_variable, sem_function::sem_function.
2001 2016-11-21 Jeff Law <law@redhat.com>
2004 * config/cris/cris.md: Don't call copy_to_mode_reg unless
2005 can_create_pseudo_p is true.
2007 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
2010 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
2011 *rotldi3_insert_7): New define_insns.
2013 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2015 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
2016 so that DImode can be allocated to FP/vector registers in more
2017 cases, and we can avoid direct move operations. If the register
2018 needs reloading, prefer GPRs over FP/vector registers. In the
2019 case of FPR vs. Altivec registers, prefer FPR registers unless we
2020 have the ISA 3.0 reg+offset scalar instructions.
2021 (movdi_internal64): Likewise.
2023 2016-11-21 Jakub Jelinek <jakub@redhat.com>
2026 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
2027 for tmp simd array if DECL_NAME (parm) is NULL.
2029 2016-11-20 Jeff Law <law@redhat.com>
2032 * config/m68k/predicates.md (swap_peephole_relational_operator): New
2034 * config/m68k/m68k.md (relational tests against 65535/65536): New
2037 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2039 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
2041 2016-11-21 Martin Sebor <msebor@redhat.com>
2043 * doc/invoke.texi (-fprintf-return-value): Document that option
2044 is enabled by default.
2046 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2048 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
2049 for-loop declaration of loop variable.
2050 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
2051 * config/avr/avr.c (avr_popcount_each_byte)
2052 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
2053 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
2054 (avr_expand_epilogue, avr_function_arg_advance)
2055 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
2056 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
2057 (avr_adjust_reg_alloc_order, output_reload_in_const)
2058 (avr_conditional_register_usage, avr_find_unused_d_reg)
2059 (avr_map_decompose, avr_fold_builtin): Same.
2061 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2063 * config/avr/avr.c (avr_popcount): Remove static function.
2064 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
2066 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
2068 * arm.opt (mapcs-float): Delete option.
2069 * arm.c (arm_option_override): Remove hunk relating to
2071 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
2073 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
2075 * tree-tailcall.c (process_assignment): Simplify the check for
2076 a valid copy, allowing the source to be a local variable as
2077 well as an SSA name.
2078 (find_tail_calls): Allow copies between local variables to follow
2079 the call. Allow the result to be stored in any local variable,
2080 even if it's an aggregate.
2081 (eliminate_tail_call): Check whether the result is an SSA name
2082 before updating its SSA_NAME_DEF_STMT.
2084 2016-11-21 David Malcolm <dmalcolm@redhat.com>
2086 PR preprocessor/78324
2087 * input.c (get_substring_ranges_for_loc): Fail gracefully if
2088 -ftrack-macro-expansion has a value other than 2.
2090 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
2092 PR rtl-optimization/78400
2093 * shrink-wrap.c (try_shrink_wrapping_separate): Call
2094 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
2095 and df_update_exit_block_uses.
2097 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2100 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
2101 new default-enabled warning..
2102 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
2103 (BT_PTR_CONST_STRING): Updated.
2104 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
2105 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
2106 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
2107 (strftime): Update builtin function.
2108 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
2109 * tree.h (const_tm_ptr_type_node): New type node.
2110 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
2111 const_tm_ptr_type_node.
2113 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2115 PR tree-optimization/78413
2116 * tree-if-conv.c (versionable_outer_loop_p): Require that both
2117 inner and outer loop latches have single predecessors.
2119 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2122 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
2123 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
2125 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2127 * rtl.h: Adjust prototype.
2128 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
2129 (dead_or_set_regno_p): Likewise.
2131 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2133 * rtl.h: Adjust prototype.
2134 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
2136 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2138 * function.c (contains): Change argument type to rtx_insn *.
2139 (prologue_contains): Likewise.
2140 (epilogue_contains): Likewise.
2141 (prologue_epilogue_contains): Likewise.
2142 * function.h: Adjust prototype.
2144 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2146 * optabs.c (emit_libcall_block): Change argument type to
2148 * optabs.h: Adjust prototype.
2150 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2152 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
2153 (fixup_reorder_chain): Adjust.
2154 * cfgrtl.h: Adjust prototype.
2156 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2158 * rtl.h: Adjust prototype.
2159 * rtlanal.c (replace_label_in_insn): Change argument type to
2162 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2164 * config/v850/v850.c (expand_prologue): Adjust.
2165 (expand_epilogue): Likewise.
2166 * expr.c (init_expr_target): Likewise.
2167 * genrecog.c (print_subroutine): Always make the argument type
2169 * recog.h: Adjust prototype.
2171 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2173 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
2174 up variables to make some rtx_insn *.
2175 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
2176 * config/arc/arc.c: Likewise.
2177 * config/arm/arm.c: Likewise.
2178 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
2179 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
2181 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
2183 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2185 * config/arm/arm.c (legitimize_pic_address): Change to use
2186 rtx_insn * as the type of variables.
2187 (arm_pic_static_addr): Likewise.
2188 (arm_emit_movpair): Likewise.
2189 * config/c6x/c6x.c (reorg_split_calls): Likewise.
2190 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
2191 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
2192 * config/frv/frv.md: Likewise.
2193 * config/i386/i386-protos.h: Likewise.
2194 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
2195 (ix86_split_fp_branch): Likewise.
2196 (predict_jump): Likewise.
2197 * config/ia64/ia64.c: Likewise.
2198 * config/mcore/mcore.c: Likewise.
2199 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
2200 * config/s390/s390.c: Likewise.
2201 * config/s390/s390.md: Likewise.
2202 * config/spu/spu.md: Likewise.
2203 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
2204 * lower-subreg.c (resolve_simple_move): Likewise.
2206 2016-11-20 Jeff Law <law@redhat.com>
2209 * reload.h (struct target_reload): Make x_double_reg_address_ok
2211 * reload.c (find_reloads_address): Check if double_reg_address_ok
2212 is true for the mode of the memory reference.
2213 * reload1.c (init_reload): Initialize double_reg_address_ok for
2216 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
2219 * tree-ssa-uninit.c: Define new global max_phi_args.
2220 (compute_uninit_opnds_pos): Use max_phi_args.
2221 (prune_uninit_phi_opnds): Same.
2222 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
2223 missing NUM_PREDS in function comment.
2224 (can_one_predicate_be_invalidated_p): New.
2225 (can_chain_union_be_invalidated_p): New.
2226 (flatten_out_predicate_chains): New.
2227 (uninit_ops_invalidate_phi_use): New.
2228 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
2230 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2232 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
2233 * match.pd (A /[ex] B CMP C): New simplifications.
2235 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2237 * match.pd (0 / X, X / X, X % X): New simplifications.
2239 2016-11-19 Jakub Jelinek <jakub@redhat.com>
2241 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
2242 when checking if callee's isa flags are subset of caller's isa flags.
2243 Fix comment wording.
2245 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
2246 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
2247 instead and using = 0 instead of &= 0.
2249 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
2250 ix86_add_new_builtins): Formatting fixes.
2251 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
2252 (ix86_get_builtin): Likewise.
2254 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
2255 don't initialize it, don't use it for the case where it isn't
2256 provable %{z} nor using the same argument, instead move merge
2257 argument into a new pseudo and use that as target. Formatting fixes.
2259 2016-11-19 Jeff Law <law@redhat.com>
2262 * config/m68k/m68k.md (bsetdreg): New pattern.
2263 (bchgdreg, bclrdreg): Likewise.
2265 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
2268 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
2269 instead of force_reg.
2270 (sh_expand_setmem): Likewise.
2272 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
2274 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
2276 2016-11-18 Walter Lee <walt@tilera.com>
2278 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
2279 end-of-bundle marker for consecutive barriers.
2281 2016-11-18 Walter Lee <walt@tilera.com>
2283 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
2285 2016-11-18 Jakub Jelinek <jakub@redhat.com>
2288 * multiple_target.c (get_attr_len): Start with argnum and increment
2289 argnum on every arg. Use strchr in a loop instead of counting commas
2291 (get_attr_str): Increment argnum for every comma in the string.
2292 (separate_attrs): Use for instead of while loop, simplify.
2293 (expand_target_clones): Rename defenition argument to definition.
2294 Free attrs and attr_str even when diagnosing errors. Temporarily
2295 change input_location around targetm.target_option.valid_attribute_p
2296 calls. Don't emit warning or errors if that function fails.
2298 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
2301 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
2302 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
2303 abbrev_opt_base_type_end only by increasing die_abbrev, before
2305 (optimize_abbrev_table): Don't change abbrev numbers of
2306 base types and CU or optimize implicit consts in them if
2307 calc_base_type_die_sizes has been called during build_abbrev_table.
2308 (calc_base_type_die_sizes): If abbrev_opt_start, set
2309 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
2311 2016-11-18 Jeff Law <law@redhat.com>
2314 * config/m68k/m68k.c (moveq feeding equality comparison): New
2316 * config/m68k/predicates.md (addq_subq_operand): New predicate.
2317 (equality_comparison_operator): Likewise.
2319 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2321 * rtlanal.c (load_extend_op): Move to...
2322 * rtl.h: ...here and make inline.
2324 2016-11-18 Terry Guo <terry.guo@arm.com>
2325 Thomas Preud'homme <thomas.preudhomme@arm.com>
2327 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
2328 * config/arm/arm-opts.h: Include arm-flags.h.
2329 (struct arm_arch_core_flag): Define.
2330 (arm_arch_core_flags): Define.
2331 * config/arm/arm-protos.h: Include arm-flags.h
2332 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
2333 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
2334 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
2335 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
2336 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
2337 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
2338 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
2339 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
2340 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
2341 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
2342 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
2343 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
2344 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
2345 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
2346 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
2347 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
2348 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
2349 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
2350 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
2351 ARM_FSET_CPU_SUBSET): Move to ...
2352 * config/arm/arm-flags.h: This new file.
2353 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
2354 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
2355 (TARGET_MODE_SPECS): Define.
2356 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
2358 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
2360 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
2361 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
2362 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
2363 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
2364 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
2365 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
2366 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
2367 missing and make value unsigned.
2368 (arm_feature_set): Use unsigned entries instead of unsigned long.
2370 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
2372 Re-apply after PR bootstrap/77359 is fixed:
2373 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2375 * explow.c (get_dynamic_stack_size): Take known alignment of stack
2376 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
2379 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
2382 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
2383 variables in functions calling alloca. Also update the ASCII
2385 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
2386 (STACK_DYNAMIC_OFFSET): Likewise.
2387 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
2388 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
2391 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2392 Alan Hayward <alan.hayward@arm.com>
2393 David Sherwood <david.sherwood@arm.com>
2395 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
2396 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
2397 (add_const_value_attribute): Likewise.
2398 * explow.c (plus_constant): Likewise.
2399 * expmed.c (expand_mult, make_tree): Likewise.
2400 * expr.c (convert_modes): Likewise.
2401 * loop-doloop.c (doloop_optimize): Likewise.
2402 * postreload.c (reload_cse_simplify_set): Likewise.
2403 * simplify-rtx.c (simplify_const_unary_operation): Likewise
2404 (simplify_binary_operation_1, simplify_const_binary_operation):
2406 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
2407 * wide-int.h: Update documentation to recommend rtx_mode_t
2408 instead of std::make_pair.
2410 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2411 Alan Hayward <alan.hayward@arm.com>
2412 David Sherwood <david.sherwood@arm.com>
2414 * tree.h (SET_DECL_MODE): New macro.
2415 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
2416 (expand_gimple_basic_block): Likewise.
2417 * function.c (split_complex_args): Likeise.
2418 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
2419 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
2420 * stor-layout.c (layout_decl, relayout_decl): Likewise.
2421 (finish_bitfield_representative): Likewise.
2422 * tree.c (make_node_stat): Likewise.
2423 * tree-inline.c (remap_ssa_name): Likewise.
2424 (tree_function_versioning): Likewise.
2425 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
2426 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
2427 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
2428 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
2429 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
2430 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
2431 * varasm.c (make_debug_expr_from_rtl): Likewise.
2433 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
2435 PR rtl-optimization/71785
2436 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
2437 (duplicate_computed_gotos): New function.
2438 (pass_duplicate_computed_gotos::execute): Rewrite.
2440 2016-11-17 Jeff Law <law@redhat.com>
2443 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
2444 barrier prior to deallocating the stack.
2446 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
2448 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
2449 to make better use of cmem loads in the case where a single bit is
2451 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
2453 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
2455 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
2457 (isa_names_table): Handle new features.
2459 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
2460 Andrew Senkevich <andrew.senkevich@intel.com>
2462 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
2463 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
2464 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
2465 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
2466 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
2467 * config/i386/avx5124fmapsintrin.h: New file.
2468 * config/i386/avx5124vnniwintrin.h: Ditto.
2469 * config/i386/constraints.md (h): New constraint.
2470 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
2471 * config/i386/driver-i386.c (host_detect_local_cpu):
2472 Detect avx5124fmaps, avx5124vnniw.
2473 * config/i386/i386-builtin-types.def: Add types
2474 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
2475 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
2476 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
2477 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
2478 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
2479 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
2480 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
2481 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
2482 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
2483 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
2484 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
2485 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
2486 __builtin_ia32_vp4dpwssds_mask): New.
2487 * config/i386/i386-c.c (ix86_target_macros_internal):
2488 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
2489 * config/i386/i386-modes.def: Fixed comment typos, added new
2490 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
2491 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
2493 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
2494 (ix86_option_override_internal): Handle new options.
2495 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
2497 (ix86_expand_builtin): Handle new builtins.
2498 (ix86_additional_allocno_class_p): New.
2499 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
2500 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
2501 (reg_class): Add MOD4_SSE_REGS.
2502 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
2503 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
2504 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
2505 avx5124vnniwintrin.h.
2506 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
2507 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
2508 (define_mode_iterator IMOD4): New.
2509 (define_mode_attr imod4_narrow): Ditto.
2510 (define_insn "mov<mode>"): Ditto.
2511 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
2512 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
2513 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
2514 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
2515 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
2516 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
2517 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
2518 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
2519 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
2520 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
2521 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
2522 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
2523 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
2524 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
2525 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
2526 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
2527 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
2528 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
2529 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
2530 * genmodes.c (mode_size_inline): Extend return type.
2531 * machmode.h (mode_size, mode_base_align): Extend type.
2533 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
2536 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
2537 the appropriate checks for SFmode/DFmode load/stores in GPR
2539 (fusion_addis_mem_combo_store): Likewise.
2540 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
2541 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
2542 d-form instructions for traditional Altivec registers.
2543 (emit_fusion_p9_load): Likewise.
2544 (emit_fusion_p9_store): Likewise.
2545 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
2546 early clobber from scratch register. Do not match if the register
2547 being stored is the scratch register.
2548 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
2549 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
2550 instructions for traditional Altivec registers.
2551 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
2552 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
2553 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
2555 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
2558 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
2559 being live in the function and lr needing to be saved. Distinguish
2560 between already saved pushable registers and registers to push.
2561 Check for LR being an available pushable register.
2563 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2565 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
2566 string input is a string constant.
2567 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
2568 via cmpstrnsi even if neither string is constant.
2570 2016-11-17 Jakub Jelinek <jakub@redhat.com>
2573 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
2574 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
2575 instead, return false if it is NULL, or doesn't fit into uhwi, or
2576 is larger or equal to targetm.max_anchor_offset.
2578 2016-11-17 Pip Cet <pipcet@gmail.com>
2579 Eric Botcazou <ebotcazou@adacore.com>
2581 PR rtl-optimization/78355
2582 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
2583 needs to deal with unaligned accesses.
2584 * doc/tm.texi: Regenerate.
2585 * lra-constraints.c (simplify_operand_subreg): Only invoke
2586 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
2588 2016-11-17 David Malcolm <dmalcolm@redhat.com>
2590 * input.c (selftest::test_lexer_string_locations_long_line): New
2592 (selftest::test_lexer_string_locations_raw_string_multiline): New
2594 (selftest::input_c_tests): Call the new functions, via
2595 for_each_line_table_case.
2597 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2599 * config/aarch64/aarch64.md (mov<mode>): Call
2600 aarch64_split_dimode_const_store on DImode constant stores.
2601 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
2603 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
2606 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2607 Richard Biener <rguenther@suse.de>
2609 PR tree-optimization/77848
2610 * tree-if-conv.c (tree_if_conversion): Always version loops unless
2611 the user specified -ftree-loop-if-convert.
2613 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
2616 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
2617 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
2618 *thumb2_strd_base_neg): Recognize insn regardless of
2619 current_tune->prefer_ldrd_strd.
2620 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
2623 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
2625 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
2628 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
2630 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
2632 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
2633 * config/arc/arc-cpus.def (quarkse_em): Add.
2634 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
2635 * config/arc/arc-opts.h (FPX_QK): Define.
2636 * config/arc/arc-tables.opt: Regenerate.
2637 * config/arc/arc.c (gen_compare_reg): Change.
2638 (arc_register_move_cost): Avoid Dy,Dx moves.
2639 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
2640 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
2641 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
2643 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
2644 (fix_truncsfsi2_fpu): Rename.
2645 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
2646 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
2647 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
2648 * config/arc/t-multilib: Regenerate.
2650 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
2652 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
2654 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
2655 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
2656 (avr_rtx_costs_1, extra_constraint_Q): Same.
2657 (avr_address_cost): Use SUBREG_P if possible.
2659 2016-11-17 Richard Biener <rguenther@suse.de>
2662 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
2663 non-local goto into CFG.
2665 2016-11-17 Richard Biener <rguenther@suse.de>
2667 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
2668 backward compatibility.
2669 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
2670 * tree-if-conv.c (pass_if_conversion::gate): Do not test
2671 flag_tree_loop_if_convert_stores.
2672 (pass_if_conversion::execute): Likewise.
2674 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2676 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
2677 const_double code before calling aarch64_float_const_zero_rtx_p.
2679 2016-11-17 Richard Biener <rguenther@suse.de>
2681 PR tree-optimization/78306
2682 * ipa-inline-analysis.c (initialize_inline_failed): Do not
2683 inhibit inlining if function calls cilk_spawn.
2684 (can_inline_edge_p): Likewise.
2686 2016-11-17 Richard Biener <rguenther@suse.de>
2689 * fold-const.c (negate_expr_p): Fix multiplication case.
2691 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
2694 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
2696 (TARGET_INIT_LIBFUNCS): Delete definition and...
2697 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
2700 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
2702 * config/netbsd-stdint.h: New.
2703 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
2704 (x86_64-*-netbsd*): Likewise.
2706 2016-11-16 Andrew PInski <apinski@cavium.com>
2708 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
2709 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
2710 flag_aarch64_verbose_cost instead of checking for details dump.
2711 (aarch64_rtx_costs_wrapper): Likewise.
2713 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2715 PR rtl-optimization/78378
2716 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
2717 inner only if pos is 0. Fix up formatting.
2719 2016-11-17 Alan Modra <amodra@gmail.com>
2721 PR rtl-optimization/78325
2722 PR rtl-optimization/70890
2723 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
2726 2016-11-16 Jason Merrill <jason@redhat.com>
2728 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
2730 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2731 Richard Biener <rguenther@suse.de>
2733 PR tree-optimization/77848
2734 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
2735 an outer loop, only save basic block aux information for the inner
2737 (versionable_outer_loop_p): New function.
2738 (tree_if_conversion): Version the outer loop instead of the inner
2739 one if the pattern will be recognized for outer-loop
2742 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
2744 * gcc/bb-reorder.c: Remove 'toplev.h' include.
2745 (pass_partition_blocks::gate): No longer check
2746 user_defined_section_attribute, instead check the function decl
2747 for a section attribute.
2748 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
2749 set user_defined_section_attribute.
2750 * gcc/final.c (rest_of_handle_final): Likewise.
2751 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
2752 * gcc/toplev.h: Remove declaration of
2753 user_defined_section_attribute.
2755 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2757 * config/mips/mips.md (casesi_internal_mips16_<mode>):
2758 Explicitly switch between JR and JRC for the table jump. Adjust
2761 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2763 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
2764 `insn_count' to 11 rather than 16.
2766 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2768 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
2769 `ltu' rather than `leu' operation in the RTL pattern
2771 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2773 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
2774 missing <d> instruction prefixes throughout. Correct
2777 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2779 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
2780 rather than R_MIPS_JALR relocation in microMIPS code. Do not
2781 cancel short delay slots in PIC call relaxation.
2783 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
2785 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
2786 general register with general register or ARM constant into SP
2789 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2792 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
2793 that loop->header == body_bb if broken_loop.
2795 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
2797 * tree-ssa-math-opts.c (bswap_replace): Remove test
2798 of SLOW_UNALIGNED_ACCESS.
2800 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
2802 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
2803 is selected. Pass -mgomp to offload compiler in OpenMP case.
2804 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
2805 declaration from nvptx.c.
2806 (nvptx_gen_shuffle): Declare.
2807 (nvptx_output_set_softstack): Declare.
2808 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
2809 (need_softstack_decl): New variable.
2810 (need_unisimt_decl): New variable.
2811 (diagnose_openacc_conflict): New. Use it...
2812 (nvptx_option_override): ...here. Handle TARGET_GOMP.
2813 (nvptx_encode_section_info): Handle "shared" attribute.
2814 (write_as_kernel): Restrict to OpenACC target regions.
2815 (init_softstack_frame): New.
2816 (nvptx_init_unisimt_predicate): New.
2817 (write_omp_entry): New. Use it...
2818 (nvptx_declare_function_name): ...here to emit OpenMP target region
2819 entrypoints. Handle TARGET_SOFT_STACK. Call
2820 nvptx_init_unisimt_predicate.
2821 (nvptx_output_set_softstack): New.
2822 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
2823 (nvptx_gen_shuffle): Export.
2824 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
2826 (nvptx_print_operand): Fix handling of instruction predicates.
2827 (nvptx_get_unisimt_master): New helper function.
2828 (nvptx_get_unisimt_predicate): Ditto.
2829 (nvptx_call_insn_is_syscall_p): Ditto.
2830 (nvptx_unisimt_handle_set): Ditto.
2831 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
2832 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
2833 (nvptx_handle_shared_attribute): New. Use it...
2834 (nvptx_attribute_table): ... here (new entry).
2835 (nvptx_record_offload_symbol): Handle NULL attributes.
2836 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
2837 (nvptx_simt_vf): New.
2838 (TARGET_SIMT_VF): Define.
2839 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
2840 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
2841 -muniform-simt option is active.
2842 (STACK_SIZE_MODE): Define.
2843 (FIXED_REGISTERS): Adjust.
2844 (SOFTSTACK_SLOT_REGNUM): New.
2845 (SOFTSTACK_PREV_REGNUM): New.
2846 (REGISTER_NAMES): Adjust.
2847 (struct machine_function): New fields.
2848 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
2849 (UNSPEC_VOTE_BALLOT): Ditto.
2850 (UNSPEC_LANEID): Ditto.
2851 (UNSPECV_NOUNROLL): Ditto.
2852 (atomic): New attribute.
2853 (predicable): New attribute. Generate predicated forms via
2855 (br_true): Mark as not predicable.
2857 (br_true_uni): Ditto.
2858 (br_false_uni): Ditto.
2860 (trap_if_true): Ditto.
2861 (trap_if_false): Ditto.
2862 (nvptx_fork): Ditto.
2863 (nvptx_forked): Ditto.
2864 (nvptx_joining): Ditto.
2865 (nvptx_join): Ditto.
2866 (nvptx_barsync): Ditto.
2867 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
2868 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
2869 (allocate_stack_<mode>): Remove unused pattern.
2870 (set_softstack_insn): New pattern.
2871 (restore_stack_block): Handle for TARGET_SOFT_STACK.
2872 (nvptx_vote_ballot): New pattern.
2873 (omp_simt_lane): Ditto.
2874 (omp_simt_last_lane): Ditto.
2875 (omp_simt_ordered): Ditto.
2876 (omp_simt_vote_any): Ditto.
2877 (omp_simt_xchg_bfly): Ditto.
2878 (omp_simt_xchg_idx): Ditto.
2879 (nvptx_nounroll): Ditto.
2880 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
2881 (atomic_exchange<mode>): Ditto.
2882 (atomic_fetch_add<mode>): Ditto.
2883 (atomic_fetch_addsf): Ditto.
2884 (atomic_fetch_<logic><mode>): Ditto.
2885 * config/nvptx/nvptx.opt (msoft-stack): New option.
2886 (muniform-simt): Ditto.
2888 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
2889 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
2890 * doc/invoke.texi (msoft-stack): Document.
2891 (muniform-simt): Document
2893 * doc/tm.texi: Regenerate.
2894 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
2895 * target.def: Define it.
2896 * target-insns.def (omp_simt_lane): New.
2897 (omp_simt_last_lane): New.
2898 (omp_simt_ordered): New.
2899 (omp_simt_vote_any): New.
2900 (omp_simt_xchg_bfly): New.
2901 (omp_simt_xchg_idx): New.
2903 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2905 * config/mips/mips-protos.h (mips_set_text_contents_type): New
2907 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
2908 (ASM_OUTPUT_CASE_END): Likewise.
2909 * config/mips/mips.c (mips_set_text_contents_type): New function.
2910 (mips16_emit_constants): Record the pool's initial label number
2911 with the `consttable' insn. Emit a `consttable_end' insn at the end.
2912 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
2913 for `consttable' insns.
2914 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
2915 for `consttable_end' insns.
2916 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
2917 (consttable): Add operand.
2918 (consttable_end): New insn.
2920 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
2922 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
2923 * tree-if-conv.c (tree_if_conversion): Make public.
2924 * * tree-if-conv.h: New file.
2925 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
2926 dynamic alias checks for epilogues.
2927 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
2928 * tree-vect-loop.c: include tree-if-conv.h.
2929 (new_loop_vec_info): Add zeroing orig_loop_info field.
2930 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
2931 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
2932 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
2933 using passed argument.
2934 (vect_transform_loop): Check if created epilogue should be returned
2935 for further vectorization with less vf. If-convert epilogue if
2936 required. Print vectorization success for epilogue.
2937 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
2938 if it is required, pass loop_vinfo produced during vectorization of
2939 loop body to vect_analyze_loop.
2940 * tree-vectorizer.h (struct _loop_vec_info): Add new field
2942 (LOOP_VINFO_ORIG_LOOP_INFO): New.
2943 (LOOP_VINFO_EPILOGUE_P): New.
2944 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
2945 (vect_do_peeling): Change prototype to return epilogue.
2946 (vect_analyze_loop): Add argument of loop_vec_info type.
2947 (vect_transform_loop): Return created loop.
2949 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
2951 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
2952 component as used also if LR_REGNO is a live input to the bb.
2953 * df-scan.c (df_get_entry_block_def_set): Return immediately after
2954 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
2955 (df_get_exit_block_use_set): Ditto.
2956 * df.h (df_scan_flags): New enum.
2957 * shrink-wrap.c (try_shrink_wrapping_separate): Set
2958 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
2959 df_update_entry_block_defs and df_update_exit_block_uses
2960 at the start; clear the flag and call those functions at the end.
2962 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2963 Alan Hayward <alan.hayward@arm.com>
2964 David Sherwood <david.sherwood@arm.com>
2966 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
2967 nb_iterations to the number of latch iterations rather than the
2968 number of loop iterations.
2970 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2971 Alan Hayward <alan.hayward@arm.com>
2972 David Sherwood <david.sherwood@arm.com>
2974 * combine.c (maybe_swap_commutative_operands): New function.
2975 (combine_simplify_rtx): Use it.
2976 (change_zero_ext): Likewise.
2977 (make_compound_operation_int): New function, split out of...
2978 (make_compound_operation): ...here. Use
2979 maybe_swap_commutative_operands for both.
2981 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
2983 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
2984 (neon-vfpv3): New FPU, currently an alias for 'neon'.
2985 * arm/arm-tables.opt: Regenerated.
2986 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
2988 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
2989 and 'neon' are aliases for specific implementations.
2991 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2992 Alan Hayward <alan.hayward@arm.com>
2993 David Sherwood <david.sherwood@arm.com>
2995 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
2996 and use it in the final call to gen_rtx_fmt_ee.
2997 (expand_vec_cond_expr): Update accordingly.
2998 (expand_vec_cmp_expr): Likewise.
3000 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3001 Alan Hayward <alan.hayward@arm.com>
3002 David Sherwood <david.sherwood@arm.com>
3004 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
3006 2016-11-16 Richard Biener <rguenther@suse.de>
3009 * gimplify.c (gimplify_function_tree): Do not instrument
3010 GNU extern inline functions.
3012 2016-11-16 Martin Liska <mliska@suse.cz>
3015 * gimplify.c (gimplify_switch_expr): Always save previous
3016 gimplify_ctxp->live_switch_vars.
3018 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
3020 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
3021 zero_extract operations to allow a movb to occur.
3022 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
3023 * testsuite/gcc.target/arc/movb-2.c: Likewise.
3024 * testsuite/gcc.target/arc/movb-5.c: Likewise.
3025 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
3028 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3029 Alan Hayward <alan.hayward@arm.com>
3030 David Sherwood <david.sherwood@arm.com>
3032 * expr.c (emit_group_load_1): Tighten check for whether an
3033 access involves only one operand of a CONCAT. Use extract_bit_field
3034 for constants if the bit range does span the whole operand.
3036 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3037 Alan Hayward <alan.hayward@arm.com>
3038 David Sherwood <david.sherwood@arm.com>
3040 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
3042 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3043 Alan Hayward <alan.hayward@arm.com>
3044 David Sherwood <david.sherwood@arm.com>
3046 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
3047 all three iteration counts with an any_* test. Use a single update
3048 for each count. Fix the calculation of nb_iterations_estimate.
3050 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3052 * config/pdp11/pdp11.c: Include dbxout.h.
3054 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3056 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
3058 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3061 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
3062 proper ranges for an SBFX instruction.
3063 (extzv_t2): Likewise for UBFX.
3065 2016-11-16 Richard Biener <rguenther@suse.de>
3067 PR tree-optimization/78348
3068 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
3069 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
3070 (classify_partition): Set PKIND_MEMCPY if dependence analysis
3071 revealed no dependency, PKIND_MEMMOVE otherwise.
3073 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3076 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
3077 it points to non-NULL tree, use it instead of ubsan_create_data.
3078 (instrument_si_overflow): Handle vector signed integer overflow
3080 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
3081 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
3082 vector IFN_UBSAN_CHECK_*.
3083 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
3084 pass it through to ubsan_build_overflow_builtin.
3085 (expand_neg_overflow, expand_mul_overflow): Likewise.
3086 (expand_vector_ubsan_overflow): New function.
3087 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
3088 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
3089 (expand_arith_overflow): Adjust expand_*_overflow callers.
3091 2016-11-16 Matthias Klose <doko@ubuntu.com>
3093 * doc/install.texi: Remove references to java/libjava.
3095 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
3097 * tree-ssa-coalesce.c (register_default_def): Remove
3098 register_ssa_partition.
3099 (create_outofssa_var_map): Likewise.
3100 * tree-ssa-live.c (register_ssa_partition_check): Remove.
3101 * tree-ssa-live.h (register_ssa_partition): Likewise.
3103 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
3105 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
3106 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
3107 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
3108 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
3109 rtx when all sub-rtx are also permanent.
3110 (attr_eq): Simplify.
3111 (attr_copy_rtx): Remove.
3112 (make_canonical, get_attr_value): Use attr_equal_p.
3113 (copy_boolean): Rehash NOT.
3114 (simplify_test_exp_in_temp,
3115 optimize_attrs): Remove call to attr_copy_rtx.
3116 (attr_alt_intersection, attr_alt_union,
3117 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
3118 (make_automaton_attrs): Use attr_eq.
3120 2016-11-15 Matthias Klose <doko@ubuntu.com>
3122 * doc/install.texi: Remove references to java/libjava.
3123 * doc/sourcebuild.texi: Likewise.
3124 * doc/invoke.texi: Likewise.
3125 * doc/standards.texi: Likewise.
3127 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3128 Alan Hayward <alan.hayward@arm.com>
3129 David Sherwood <david.sherwood@arm.com>
3131 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
3133 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3134 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3135 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3136 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3137 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3138 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3139 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3141 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3142 Alan Hayward <alan.hayward@arm.com>
3143 David Sherwood <david.sherwood@arm.com>
3145 * dce.c (check_argument_store): Pass the size instead of
3146 the memory reference.
3147 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
3149 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3150 Alan Hayward <alan.hayward@arm.com>
3151 David Sherwood <david.sherwood@arm.com>
3153 * alias.c (canon_rtx): Use simplify_gen_binary.
3155 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3156 Alan Hayward <alan.hayward@arm.com>
3157 David Sherwood <david.sherwood@arm.com>
3159 * rtl.h (load_extend_op): Declare.
3160 * rtlanal.c (load_extend_op): New function.
3161 (nonzero_bits1): Use it.
3162 (num_sign_bit_copies1): Likewise.
3163 * cse.c (cse_insn): Likewise.
3164 * fold-const.c (fold_single_bit_test): Likewise.
3165 (fold_unary_loc): Likewise.
3166 * fwprop.c (free_load_extend): Likewise.
3167 * postreload.c (reload_cse_simplify_set): Likewise.
3168 (reload_cse_simplify_operands): Likewise.
3169 * combine.c (try_combine): Likewise.
3170 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
3171 subreg_lowpart_p checks.
3173 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3174 Alan Hayward <alan.hayward@arm.com>
3175 David Sherwood <david.sherwood@arm.com>
3177 * combine.c (simplify_shift_const_1): Use the number of bits
3178 in the inner mode to determine the range of the shift.
3179 When handling shifts of vectors, skip any rules that apply
3182 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3183 Alan Hayward <alan.hayward@arm.com>
3184 David Sherwood <david.sherwood@arm.com>
3186 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
3189 2016-11-15 Matthias Klose <doko@ubuntu.com>
3191 * doc/install.texi: Remove references to gcj/libjava.
3192 * doc/invoke.texi: Likewise.
3194 2016-11-15 Jeff Law <law@redhat.com>
3196 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
3197 parameter. Callers changed.
3198 (check-subpath_and_update_thread_path): Extracted from
3199 fsm_find_control_statement_thread_paths.
3200 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
3201 (handle_phi, handle_assignment): Allow any constant node, not
3204 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
3206 * config/arc/arc-arch.h: New file.
3207 * config/arc/arc-arches.def: Likewise.
3208 * config/arc/arc-cpus.def: Likewise.
3209 * config/arc/arc-options.def: Likewise.
3210 * config/arc/t-multilib: Likewise.
3211 * config/arc/genmultilib.awk: Likewise.
3212 * config/arc/genoptions.awk: Likewise.
3213 * config/arc/arc-tables.opt: Likewise.
3214 * config/arc/driver-arc.c: Likewise.
3215 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
3216 * common/config/arc/arc-common.c (arc_handle_option): Trace
3218 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
3219 options; check for supported cpu against arc-cpus.def file.
3220 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
3221 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
3222 * config/arc/arc-c.def: Add emacs local variables.
3223 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
3224 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
3225 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
3226 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
3227 (DEFAULT_arc_fpu_build): Define.
3228 (DEFAULT_arc_mpy_option): Define.
3229 * config/arc/arc-protos.h (arc_init): Delete.
3230 * config/arc/arc.c (arc_cpu_name): New variable.
3231 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
3232 (arc_arc700, arc_arc600, arc_arc601): New variable.
3233 (arc_init): Add static; remove selection of default tune value,
3234 cleanup obsolete error messages.
3235 (arc_override_options): Make use of .def files for selecting the
3236 right cpu and option configurations.
3237 * config/arc/arc.h (stdbool.h): Include.
3238 (TARGET_CPU_DEFAULT): Define.
3239 (CPP_SPEC): Remove mcpu=NPS400 handling.
3240 (arc_cpu_to_as): Declare.
3241 (EXTRA_SPEC_FUNCTIONS): Define.
3242 (OPTION_DEFAULT_SPECS): Likewise.
3243 (ASM_DEFAULT): Remove.
3244 (ASM_SPEC): Use arc_cpu_to_as.
3245 (DRIVER_SELF_SPECS): Remove deprecated options.
3246 (arc_base_cpu): Declare.
3247 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
3248 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
3250 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
3251 * config/arc/arc.md (attr_cpu): Remove.
3252 * config/arc/arc.opt (mno-mpy): Deprecate.
3253 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
3254 (mcpu=ARCHS): Remove.
3255 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
3257 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
3258 (arc_fpu): Use new defines.
3259 (mpy-option): Change to use numeric or string like inputs.
3260 * config/arc/t-arc (driver-arc.o): New target.
3261 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
3262 * config/arc/t-arc-newlib: Delete.
3263 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
3264 * doc/invoke.texi (ARC): Update arc options.
3266 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
3268 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
3269 insn at the beginning of the constant pool.
3270 (mips_insert_insn_pseudos): New function.
3271 (mips_machine_reorg2): Call it.
3272 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
3273 UNSPEC_INSN_PSEUDO enum values.
3274 (insn_pseudo, consttable): New insns.
3276 2016-11-15 Michael Matz <matz@suse.de>
3278 PR missed-optimization/77881
3279 * combine.c (simplify_comparison): Remove useless subregs
3280 also inside the loop, not just after it.
3281 (make_compound_operation): Recognize some subregs as being
3284 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3285 Alan Hayward <alan.hayward@arm.com>
3286 David Sherwood <david.sherwood@arm.com>
3288 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
3291 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3293 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
3294 for using xxinsertw and vinsert{b,h} on ISA 3.0.
3296 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
3297 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
3298 vinsert{b,h} on ISA 3.0.
3300 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
3302 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
3303 and cmpnop in two steps: first the ones not accessed in original gimple
3304 expression in a endian independent way and then the ones not accessed
3305 in the final result in an endian-specific way.
3306 (bswap_replace): Stop doing big endian adjustment.
3308 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
3310 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
3311 (*ashl<mode>3_doubleword): Ditto.
3313 2016-11-14 Martin Liska <mliska@suse.cz>
3315 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
3317 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
3318 Richard Biener <rguenther@suse.de>
3320 * doc/invoke.texi (fgimple): Document.
3321 * dumpfile.h (TDF_GIMPLE): Add.
3322 * dumpfile.c (dump_options): Add gimple.
3323 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
3325 (dump_gimple_label): Likewise.
3326 (dump_gimple_phi): Likewise.
3327 (dump_gimple_bb_header): Likewise.
3328 (dump_phi_nodes): Likewise.
3329 (pp_cfg_jump): Likewise. Pass in dump flags.
3330 (dump_implicit_edges): Adjust.
3331 * passes.c (pass_init_dump_file): Do not dump function header
3333 * tree-cfg.c (dump_function_to_file): Dump function return type
3334 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
3336 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
3337 (dump_generic_node): Likewise.
3338 * function.h (struct function): Add pass_startwith member.
3339 * passes.c (execute_one_pass): Implement startwith.
3340 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
3341 and assign proper version for parsed ssa names.
3342 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
3343 * internal-fn.c (expand_PHI): New function.
3344 * internal-fn.h (expand_PHI): Declared here.
3345 * internal-fn.def: New defination for PHI.
3346 * tree-cfg.c (lower_phi_internal_fn): New function.
3347 (build_gimple_cfg): Call it.
3348 (verify_gimple_call): Condition for passing label as arg in internal
3350 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
3351 present PHIs with arguments.
3353 2016-11-14 Martin Liska <mliska@suse.cz>
3356 * common.opt: Add prefer-atomic as a new enum value for
3358 * coretypes.h: Likewise.
3359 * doc/invoke.texi: Document the new option value.
3360 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
3361 * tree-profile.c (tree_profiling): Select default value
3362 of -fprofile-update when 'prefer-atomic' is selected.
3364 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3366 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
3367 (cortex_a57_alu_shift): ...here.
3369 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3371 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
3373 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
3374 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
3375 (<optab>si3_insn_uxtw): Likewise.
3376 (<optab><mode>3_insn): Likewise.
3377 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
3378 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
3379 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
3380 (<optab><mode>): Likewise.
3381 (insv<mode>): Likewise.
3382 (andim_ashift<mode>_bfiz): Likewise.
3383 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
3384 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
3385 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
3386 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
3387 (exynos_m1_alu_p): Likewise.
3388 * config/arm/types.md: Add bfx.
3389 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
3391 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3393 * config/aarch64/aarch64.c (cortexa57_vector_cost):
3394 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
3396 2016-11-14 Richard Biener <rguenther@suse.de>
3398 PR tree-optimization/78312
3399 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
3400 flow-sensitive info.
3402 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
3405 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
3406 * config/avr/avr.opt (-mabsdata): New option.
3407 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
3408 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
3409 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
3410 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
3411 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
3412 spec depending on AVR_ISA_LDS.
3413 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
3415 2016-11-13 Jakub Jelinek <jakub@redhat.com>
3417 * match.pd: Don't try to compare addresses of variables with
3420 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
3422 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
3423 (propagate_vr_accross_jump_function): Handle unary expressions.
3424 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3425 (load_from_param_1): New.
3426 (load_from_unmodified_param): Factor common part into load_from_param_1.
3427 (load_from_param): New.
3428 (compute_complex_assign_jump_func): Handle unary expressions.
3429 (update_jump_functions_after_inlining): Likewise.
3430 (ipa_write_jump_function): Likewise.
3431 (ipa_read_jump_function): Likewise.
3433 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3436 * doc/invoke.texi: Document Wrestrict.
3437 * pretty-print.c (pp_format): Add case for "Z" specifier.
3438 (test_pp_format): Test "Z" specifier.
3440 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
3442 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
3443 original function needs a static chain.
3445 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
3448 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
3451 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
3454 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
3455 return early if !optional_tbtab.
3457 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
3459 PR rtl-optimization/59461
3460 * doc/rtl.texi (paradoxical subregs): Add missing word.
3461 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
3462 in modes with precision larger than that of last_set_mode.
3463 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
3464 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
3465 REGs to paradoxical SUBREGs.
3466 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
3467 larger than a word before invoking LOAD_EXTEND_OP on it.
3469 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3472 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
3473 element order for little endian ordering.
3475 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
3476 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
3479 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
3482 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
3483 when calculating operand 2.
3484 (rotate to rotatex zext splitter): Ditto.
3486 2016-11-11 Jeff Law <law@redhat.com>
3488 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
3490 (stmt_uses_name_in_undefined_way): New function, extracted from
3491 find_implicit_erroneous_behavior and extended for div/mod case.
3492 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
3493 find_explicit_erroneous_behavior and extended for div/mod case.
3494 (find_implicit_erroneous_behavior): Use new helper function.
3495 (find_explicit_erroneous_behavior): Use new helper function.
3497 2016-11-11 Richard Biener <rguenther@suse.de>
3499 PR tree-optimization/71575
3500 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
3503 2016-11-11 Richard Biener <rguenther@suse.de>
3506 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
3507 about uninitialized destination arg of BIT_INSERT_EXPR.
3509 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
3512 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
3513 terminology. Expand to remove ambiguity.
3515 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
3517 PR rtl-optimization/78232
3518 * combine.c (try_combine): Add a big comment about why reusing i2dest
3520 (change_zero_ext): Do not call simplify_gen_binary, do the
3521 simplifications manually.
3523 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
3525 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
3526 enable HImode and QImode to go in vector registers by default if
3527 the -mvsx-small-integer option is enabled.
3528 (rs6000_secondary_reload_simple_move): Likewise.
3529 (rs6000_preferred_reload_class): Don't force integer constants to
3530 be loaded into vector registers that we can easily make into
3531 memory (or being created in the GPRs and moved over with direct move).
3532 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
3533 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
3534 vector extraction on ISA 3.0 when the scalar integer can be
3535 allocated in vector registers. Generate the VEC_SELECT directy,
3536 and don't use UNSPEC's to avoid having the scalar type in a vector
3537 register. Make the expander target registers, and let the
3538 combiner fold in results storing to memory, if the machine
3540 (vsx_extract_<mode>_di): Likewise.
3541 (vsx_extract_<mode>_p9): Likewise.
3542 (vsx_extract_<mode>_di_p9): Likewise.
3543 (vsx_extract_<mode>_store_p9): Likewise.
3544 (vsx_extract_si): Likewise.
3545 (vsx_extract_<mode>_p8): Likewise.
3546 (p9_lxsi<wd>zx): Delete, no longer used.
3547 (p9_stxsi<wd>x): Likewise.
3548 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
3549 integers in vector registers for ISA 3.0.
3550 (QHI): Update comment.
3551 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
3552 vector extract instructions in sign/zero extend.
3553 (zero_extendhi<mode>): Likewise.
3554 (extendqi<mode>): Likewise.
3555 (extendhi<mode>2): Likewise.
3556 (HImode splitter for load/sign extend in vector register): Likewise.
3557 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
3558 optimizing floating point conversions to/from small data types and
3559 rewrite it to support QImode/HImode being allowed in vector
3560 registers on ISA 3.0.
3561 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
3562 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
3563 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
3564 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
3565 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
3566 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
3567 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
3568 VSPLITISW on ISA 2.07.
3569 (movhi_internal): Combine movhi_internal and movqi_internal into
3570 one mov<mode>_internal with an iterator. Add support for QImode
3571 and HImode being allowed in vector registers. Make large number
3572 of attributes and constraints easier to read.
3573 (movqi_internal): Likewise.
3574 (mov<mode>_internal): Likewise.
3575 (movdi_internal64): Fix constraint to allow loading -16..15 with
3576 VSPLITISW on ISA 2.07.
3577 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
3580 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
3582 PR rtl-optimization/78241
3583 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
3584 but emit initial peel copy if niter expr is not reliable.
3586 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
3588 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
3589 (maybe_record_trace_start): If the CFI is different on the new and
3590 old paths, print out both to the dump file before ICEing.
3592 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
3594 * target.def (additional_allocno_class_p): New.
3595 * hooks.h (hook_bool_reg_class_t_false): New prototype.
3596 * hooks.c (hook_bool_reg_class_t_false): New.
3597 * ira.c (setup_allocno_and_important_classes): Use the new hook.
3598 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
3599 * doc/tm.texi: Update.
3601 2016-11-10 Jason Merrill <jason@redhat.com>
3603 * gengtype.c (new_structure): Append to structures list.
3604 (find_structure): Likewise.
3606 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
3608 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
3609 this_dir is 2. Check for this_dir non-zero before dir != this_dir
3612 2016-11-10 Jakub Jelinek <jakub@redhat.com>
3614 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
3615 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
3617 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
3618 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
3619 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
3620 teams distribute parallel for simd even to distribute and teams
3621 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
3622 OMP_CLAUSE_DEPEND_SINK case.
3623 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
3624 (omp_no_lastprivate): Removed.
3625 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
3626 (gimplify_omp_for): Likewise.
3627 (computable_teams_clause): Fail for automatic vars from current
3628 function not yet seen in bind expr.
3629 * langhooks.c (lhd_omp_scalar_p): New function.
3630 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
3631 * varpool.c (varpool_node::get_create): Set node->offloading
3632 even for DECL_EXTERNAL decls.
3633 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
3634 (LANG_HOOKS_OMP_SCALAR_P): Define.
3635 (LANG_HOOKS_DECLS): Use it.
3637 2016-11-10 Martin Liska <mliska@suse.cz>
3640 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
3641 only when SWITCH_BODY is a BIND_EXPR.
3643 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
3646 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
3647 on the context only when it has no DIE yet.
3649 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
3651 * arm.h (target_cpus): Delete.
3652 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
3653 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
3654 (all_architectures): Likewise.
3655 (arm_option_override): Adjust use of CPU enums.
3656 (arm_sched_reorder): Likewise.
3657 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
3658 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
3659 * arm/genopt.sh (processor_type): Prefix enumeration entries with
3661 * arm-tables.opt: Regenerated.
3663 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
3665 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
3667 * config/aarch64/aarch64-tune.md: Regenerated.
3668 * config/arm/arm-cores.def (falkor): New core.
3669 * config/arm/arm-tables.opt: Regenerated.
3670 * config/arm/arm-tune.md: Regenerated.
3671 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
3672 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
3673 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
3674 (ARM Options/-mtune): Likewise.
3676 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
3679 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3681 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
3682 (propagate_vr_accross_jump_function): Likewise.
3683 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3684 (load_from_param_1): New.
3685 (load_from_unmodified_param): Factor common part into load_from_param_1.
3686 (load_from_param): New.
3687 (compute_complex_assign_jump_func): Handle unary expressions.
3688 (ipa_write_jump_function): Likewise.
3689 (ipa_read_jump_function): Likewise.
3691 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
3693 * simplify-rtx.c (simplify_binary_operation_1): Simplify
3694 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
3695 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
3698 2016-11-09 David Malcolm <dmalcolm@redhat.com>
3700 * print-rtl-function.c: Include varasm.h.
3701 (print_any_param_name): New function.
3702 (print_param): New function.
3703 (print_rtx_function): Call print_param for each argument.
3704 * print-rtl.c (rtx_writer::finish_directive): New function.
3705 * print-rtl.h (rtx_writer::finish_directive): New decl.
3707 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
3710 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
3711 operand 0 as earlyclobber.
3712 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
3714 2016-11-09 Martin Liska <mliska@suse.cz>
3716 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
3718 2016-11-09 Jakub Jelinek <jakub@redhat.com>
3721 * builtins.c (expand_builtin_memcmp): Formatting fix.
3723 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
3724 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
3725 or of them, renumber other enumerators.
3726 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
3727 * doc/invoke.texi: Document -fsanitize=shift-base and
3728 -fsanitize-shift-exponent, document -fsanitize=shift as
3729 having those 2 suboptions.
3731 2016-11-09 Richard Biener <rguenther@suse.de>
3733 * fold-const.c (tree_swap_operands_p): Remove unused arg.
3734 * fold-const.c (tree_swap_operands_p): Likewise.
3735 (fold_binary_loc): Adjust.
3736 (fold_ternary_loc): Likewise.
3737 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
3738 * gimple-fold.c (fold_stmt_1): Likewise.
3739 * gimple-match-head.c (gimple_resimplify2): Likewise.
3740 (gimple_resimplify3): Likewise.
3741 (gimple_simplify): Likewise.
3742 * tree-ssa-dom.c (record_equality): Likewise.
3743 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
3744 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3745 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
3747 2016-11-09 Richard Biener <rguenther@suse.de>
3749 * tree-ssa-dom.c (canonicalize_comparison): Remove.
3750 (optimize_stmt): Remove redundant pre-propagation canonicalization
3751 of comparison operand order.
3753 2016-11-09 Martin Liska <mliska@suse.cz>
3755 * fold-const-call.c (fold_const_call): Fix the folding.
3757 2016-11-09 Richard Biener <rguenther@suse.de>
3759 * common.opt (flag_evaluation_order): Remove.
3760 * expr.c (expand_operands): Remove code guarded by
3761 flag_evaluation_order.
3762 * fold-const.c (reorder_operands_p): Remove, it always returns
3764 (negate_expr_p): Remove calls to reorder_operands_p.
3765 (fold_negate_expr): Likewise.
3766 (tree_swap_operands_p): Likewise.
3767 (fold_binary_loc): Likewise.
3769 2016-11-09 Andreas Schwab <schwab@suse.de>
3772 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
3773 insns operating on a register.
3775 2016-11-09 Richard Biener <rguenther@suse.de>
3777 PR tree-optimization/78007
3778 * tree-vect-stmts.c (vectorizable_bswap): New function.
3779 (vectorizable_call): Call vectorizable_bswap for
3780 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
3782 2016-11-09 Richard Biener <rguenther@suse.de>
3784 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
3785 Look at the DR_BASE_ADDRESS object for forcing alignment.
3787 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3789 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
3790 (propagate_vr_accross_jump_function): Likewise.
3791 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3792 (load_from_param_1): New.
3793 (load_from_unmodified_param): Factor common part into load_from_param_1.
3794 (load_from_param): New.
3795 (compute_complex_assign_jump_func): Handle unary expressions.
3796 (ipa_write_jump_function): Likewise.
3797 (ipa_read_jump_function): Likewise.
3799 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3802 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
3803 Also fold constant passed as argument while computing value range.
3804 (propagate_constants_accross_call): Pass param type.
3805 * ipa-prop.c: export ipa_get_callee_param_type.
3806 * ipa-prop.h: export ipa_get_callee_param_type.
3808 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
3810 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
3811 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
3813 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
3815 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
3816 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
3817 ASAN_STACK_MAGIC_MIDDLE.
3818 (asan_global_struct): Increase the size of fields.
3819 (asan_add_global): Add new field constructor.
3820 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
3821 __asan_version_mismatch_check_v8.
3823 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
3825 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
3828 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
3831 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
3832 Handle ASHIFT and LSHIFTRT.
3833 (dimode_scalar_chain::compute_convert_gain): Ditto.
3834 (dimode_scalar_chain::convert_insn): Ditto.
3836 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3838 * gimple-ssa-store-merging.c: Include selftest.h
3839 (verify_array_eq): New function.
3840 (verify_shift_bytes_in_array): Likewise.
3841 (verify_shift_bytes_in_array_right): Likewise.
3842 (verify_clear_bit_region): Likewise.
3843 (verify_clear_bit_region_be): Likewise.
3844 (store_merging_c_tests): Likewise.
3845 * selftest.h (store_merging_c_tests): Declare prototype.
3846 * selftest-run-tests.c (selftest::run_tests): Run
3847 store_merging_c_tests.
3849 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3851 * config/arm/arm.opt (mold-rtx-costs): Delete.
3852 (mnew-generic-costs): Delete.
3853 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
3854 * config/arm/arm.c (arm_rtx_costs_1): Delete.
3855 (arm_size_rtx_costs): Likewise.
3856 (arm_slowmul_rtx_costs): Likewise.
3857 (arm_fastmul_rtx_costs): Likewise.
3858 (arm_xscale_rtx_costs): Likewise.
3859 (arm_9e_rtx_costs): Likewise.
3860 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
3861 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
3862 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
3863 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
3864 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
3865 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
3866 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
3867 arm_cortex_m7_tune):
3868 Delete rtx_costs field.
3869 (arm_new_rtx_costs): Rename to...
3870 (arm_rtx_costs_internal): ... This.
3871 (arm_rtx_costs): Remove old way of doing rtx costs.
3873 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3875 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
3876 (arm_fastmul_tune): Likewise.
3877 (arm_strongarm_tune): Likewise.
3878 (arm_xscale_tune): Likewise.
3879 (arm_9e_tune): Likewise.
3880 (arm_marvell_pj4_tune): Likewise.
3881 (arm_v6t2_tune): Likewise.
3882 (arm_v6m_tune): Likewise.
3883 (arm_fa726te_tune): Likewise.
3885 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3887 PR tree-optimization/78234
3888 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
3891 2016-11-08 Martin Liska <mliska@suse.cz>
3894 * dbgcnt.def: Add new debug counter asan_use_after_scope.
3895 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
3896 with a value expr. Do not add artificial variables to
3897 live_switch_vars. Use the debug counter.
3898 (gimplify_target_expr): Use the debug counter.
3899 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
3900 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
3901 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
3903 2016-11-08 Richard Biener <rguenther@suse.de>
3905 * tree-vect-stmts.c (get_group_load_store_type): If the
3906 access is aligned do not trigger peeling for gaps.
3907 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
3908 force alignment of vars with DECL_USER_ALIGN.
3910 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
3912 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
3914 2016-11-08 Richard Biener <rguenther@suse.de>
3916 PR tree-optimization/78205
3917 * tree-vect-stmts.c (vectorizable_load): Move check whether
3918 we may run into gaps when BB vectorizing SLP permutations ...
3919 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
3920 here where we can do a more precise check.
3922 2016-11-08 Richard Biener <rguenther@suse.de>
3924 PR tree-optimization/78224
3925 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
3926 Split the fallthru edge in case its successor may have PHIs.
3927 Do not free dominance info.
3929 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3932 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
3933 EH info even for bzhi and pdep/pext.
3935 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
3937 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
3938 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
3940 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
3942 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
3944 * config/rs6000/vector.md (div<mode>3): Ditto.
3946 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
3948 * configure.ac (.hidden): Change to conftest_s string. Provide string
3950 (gcc_cv_ld_hidden): Yes for AIX.
3951 * configure: Regenerate.
3953 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
3955 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
3956 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
3957 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
3958 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
3959 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3960 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
3962 (rs6000_xcoff_visibility): New.
3963 (rs6000_xcoff_declare_function_name): Add visibility support.
3964 (rs6000_xcoff_asm_globalize_decl_name): New.
3965 (rs6000_xcoff_asm_output_aligned_decl_common): New.
3966 (rs6000_asm_weaken_decl): New.
3967 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
3968 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
3971 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
3974 * incpath.c (remove_dup): Also silently ignore EPERM.
3976 2016-11-07 Martin Jambor <mjambor@suse.cz>
3978 * tree.c (verify_type_variant): Use pointer comparison to check that
3979 TYPE_SIZE_UNIT match.
3981 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3984 * dse.c (dse_step5): Call scan_reads even if just
3985 insn_info->frame_read. Improve and fix dump file messages.
3988 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
3989 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
3991 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3994 * match.pd: Add following two patterns:
3995 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
3996 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
3998 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
4000 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
4001 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
4002 * rtl.h (duplicate_reg_notes): Declare.
4003 * rtlanal.c (duplicate_reg_note): New function.
4005 PR rtl-optimization/77309
4006 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
4007 don't assume an equality comparison for plain COMPARE.
4008 (simplify_comparison): Pass a more accurate code to
4009 make_compound_operation.
4011 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
4013 * target.def (compute_pressure_classes): New target hook.
4014 * doc/tm.texi.in: Document it.
4015 * doc/tm.texi: Regenerate.
4016 * ira.c (setup_pressure_classes): Call target hook if defined.
4018 2016-11-07 David Malcolm <dmalcolm@redhat.com>
4020 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
4022 (rtx_writer::print_rtx): In compact mode, omit trailing operands
4023 that have the default values.
4024 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
4026 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
4027 label string from expected dump.
4028 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
4031 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4034 * alias.c (nonoverlapping_memrefs_p): If one decl is
4035 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
4037 2016-11-07 Richard Biener <rguenther@suse.de>
4040 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
4043 2016-11-07 Richard Biener <rguenther@suse.de>
4045 PR tree-optimization/78218
4046 * gimple-ssa-store-merging.c
4047 (pass_store_merging::terminate_all_aliasing_chains):
4048 Drop unused argument, fix alias check to also consider uses.
4049 (pass_store_merging::execute): Adjust.
4051 2016-11-07 Richard Biener <rguenther@suse.de>
4053 PR tree-optimization/78228
4054 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
4057 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4060 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
4061 aarch64_simd_shift_imm_<mode> predicate for operand 1.
4062 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
4063 to restrict them to an appropriate range and add FAIL check if the
4064 region they specify is out of range. Delete useless constraint
4066 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
4067 2 and 3 to restrict their range and add pattern predicate.
4069 2016-11-07 Martin Liska <mliska@suse.cz>
4071 * asan.c (enum asan_check_flags): Move the enum to header file.
4072 (asan_init_shadow_ptr_types): Make type creation more generic.
4073 (shadow_mem_size): New function.
4074 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
4075 Rewritten stack unpoisoning code.
4076 (build_shadow_mem_access): Add new argument return_address.
4077 (instrument_derefs): Instrument local variables if use after scope
4078 sanitization is enabled.
4079 (asan_store_shadow_bytes): New function.
4080 (asan_expand_mark_ifn): Likewise.
4081 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
4082 * asan.h (enum asan_mark_flags): Moved here from asan.c
4083 (asan_protect_stack_decl): Protect all declaration that need
4085 (asan_sanitize_use_after_scope): New function.
4086 (asan_no_sanitize_address_p): Likewise.
4087 * cfgexpand.c (partition_stack_vars): Consider
4088 asan_sanitize_use_after_scope in condition.
4089 (expand_stack_vars): Likewise.
4090 * common.opt (-fsanitize-address-use-after-scope): New option.
4091 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
4092 Explain the parameter.
4093 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
4094 * gimplify.c (build_asan_poison_call_expr): New function.
4095 (asan_poison_variable): Likewise.
4096 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
4097 variables that have address taken.
4098 (gimplify_decl_expr): Likewise.
4099 (gimplify_target_expr): Likewise for C++ temporaries.
4100 (sort_by_decl_uid): New function.
4101 (gimplify_expr): Unpoison all variables for a label we can jump
4102 from outside of a scope.
4103 (gimplify_switch_expr): Unpoison variables defined in the switch
4105 (gimplify_function_tree): Clear asan_poisoned_variables.
4106 (asan_poison_variables): New function.
4107 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
4108 * internal-fn.c (expand_ASAN_MARK): New function.
4109 * internal-fn.def (ASAN_MARK): Declare.
4110 * opts.c (finish_options): Handle -fstack-reuse if
4111 -fsanitize-address-use-after-scope is enabled.
4112 (common_handle_option): Enable address sanitization if
4113 -fsanitize-address-use-after-scope is enabled.
4114 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
4116 * params.h: Likewise.
4117 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
4118 * sanitizer.def: Define __asan_poison_stack_memory and
4119 __asan_unpoison_stack_memory functions.
4120 * asan.c (asan_mark_poison_p): New function.
4121 (transform_statements): Handle asan_mark_poison_p calls.
4122 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
4124 2016-11-07 Tamar Christina <tamar.christina@arm.com>
4127 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
4129 2016-11-07 Martin Liska <mliska@suse.cz>
4131 * tree-profile.c (gimple_gen_time_profiler): Set proper type
4132 to time_profiler_counter_ptr.
4134 2016-11-07 Richard Biener <rguenther@suse.de>
4136 PR tree-optimization/37150
4137 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
4139 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
4140 (vect_analyze_slp_cost_1): Account for the real number of
4141 permutations emitted and for dead loads.
4142 (vect_transform_slp_perm_load): Add n_perms parameter counting
4143 the number of emitted permutations.
4144 * tree-vect-stmts.c (vectorizable_load): Adjust.
4146 2016-11-07 Richard Biener <rguenther@suse.de>
4148 PR tree-optimization/78189
4149 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
4150 alignment computation.
4152 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
4154 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
4156 2016-11-05 Martin Sebor <msebor@redhat.com>
4158 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
4161 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
4165 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
4167 2016-11-04 Jakub Jelinek <jakub@redhat.com>
4170 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
4171 doesn't have rtl set.
4173 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4175 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
4176 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
4177 rs6000_gimple_fold_builtin.
4178 (rs6000_gimple_fold_builtin): New function. Add handling for
4179 early expansion of vector addition builtins.
4181 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4183 * expr.h (copy_blkmode_from_reg): Delete.
4184 * expr.c (copy_blkmode_from_reg): Make static.
4186 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4188 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
4189 * combine.c (LOAD_EXTEND_OP): Delete.
4190 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
4191 * cse.c (LOAD_EXTEND_OP): Delete.
4192 * fold-const.c (LOAD_EXTEND_OP): Likewise.
4193 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
4194 * postreload.c (LOAD_EXTEND_OP): Delete.
4195 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
4196 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
4197 (find_reloads): Likewise.
4198 * reload1.c (eliminate_regs_1): Likewise.
4199 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
4200 (num_sign_bit_copies1): Likewise.
4202 2016-11-04 David Malcolm <dmalcolm@redhat.com>
4204 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
4205 (selftest::ix86_test_dumping_hard_regs): New function.
4206 (selftest::ix86_run_selftests): New function.
4207 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
4208 selftest::ix86_run_selftests.
4209 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
4210 * doc/tm.texi: Regenerate
4211 * selftest-rtl.h: New file.
4212 * rtl-tests.c: Include "selftest-rtl.h".
4213 (selftest::assert_rtl_dump_eq): Make non-static.
4214 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
4215 (selftest::test_dumping_regs): Update comment.
4216 * selftest-run-tests.c: Include "target.h".
4217 (selftest::run_tests): If non-NULL, call
4218 targetm.run_target_selftests.
4219 * target.def (run_target_selftests): New hook.
4221 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4223 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
4224 representative core for this architecture.
4225 * config/arm/arm-cores.def (cortex-m33): Define new processor.
4226 * config/arm/arm-tables.opt: Regenerate.
4227 * config/arm/arm-tune.md: Likewise.
4228 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
4229 valid -mcpu options.
4230 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
4232 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4234 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
4235 representative core for this architecture.
4236 * config/arm/arm-cores.def (cortex-m23): Define new processor.
4237 * config/arm/arm-tables.opt: Regenerate.
4238 * config/arm/arm-tune.md: Likewise.
4239 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
4240 this tuning parameters apply to in the comment.
4241 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
4242 valid -mcpu options.
4243 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
4245 2016-11-04 Bin Cheng <bin.cheng@arm.com>
4247 * fold-const.c (fold_cond_expr_with_comparison): Remove call
4248 to pedantic_non_lvalue_loc. Remove useless code for lvalue
4249 where cond_expr can't be a lvalue.
4251 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
4253 * config/arc/arc.c (arc_process_double_reg_moves): Use
4255 * config/arc/arc.md (movsi_insn): Disable unsupported move
4256 instructions for ARCv2 cores.
4257 (movdi): Use prepare_move_operands.
4258 (movsf, movdf): Use move_dest_operand predicate.
4259 * config/arc/constraints.md (Chs): Enable when barrel shifter is
4261 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
4262 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
4264 (dexcl_3op_peep2_insn_nores): Likewise.
4265 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
4266 (LINK_COMMAND_SPEC): Remove.
4268 2016-11-04 Richard Biener <rguenther@suse.de>
4271 * loop-invariant.c (find_exits): Record entering inner
4272 loops as possibly exiting to handle infinite sub-loops.
4273 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
4274 (fill_always_executed_in_1): Honor infinite child loops.
4276 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4279 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
4280 has already been adjusted for endianness, so don't adjust it any
4284 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
4285 ICmode unless we have standard PowerPC floating point.
4286 * config/rs6000/rs6000.md (FP iterator): Likewise.
4287 (FMOVE128 iterator): Likewise.
4289 2016-11-03 Jakub Jelinek <jakub@redhat.com>
4290 Alexandre Oliva <aoliva@redhat.com>
4291 Jason Merrill <jason@redhat.com>
4295 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
4297 * langhooks.c (lhd_type_dwarf_attribute): New function.
4298 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
4299 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
4300 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
4301 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
4302 (check_qualified_type, check_aligned_type): Call it.
4303 * dwarf2out.c (modified_type_die): Don't use type_main_variant
4304 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
4305 check_base_type and check_lang_type.
4306 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
4307 return early. For pointer-to-data-member add DW_AT_use_location
4309 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
4311 (gen_type_die_with_usage): Don't use type_main_variant
4312 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
4313 check_base_type and check_lang_type. Formatting fixes. Call
4314 get_debug_type langhook.
4316 2016-11-03 Jason Merrill <jason@redhat.com>
4318 * tree.c (check_lang_type): New.
4319 (check_qualified_type): Use it.
4320 (check_aligned_type): Use it.
4321 * tree.h: Declare it.
4323 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
4325 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
4326 (arm*-freebsd*): Likewise.
4327 (arm*-*-netbsdelf*): Likewise.
4328 (arm*-*-linux*): Likewise.
4329 (arm*-*-uclinux*eabi*): Likewise.
4330 (arm*-*-phoenix*): Likewise.
4331 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
4332 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
4333 specified. Default to arm6 if target_cpu_cname is not set.
4334 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
4335 default cpu has been correctly configured.
4336 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
4337 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
4338 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
4339 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
4340 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
4341 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
4342 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
4344 2016-11-03 Jiong Wang <jiong.wang@arm.com>
4346 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
4347 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
4348 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
4349 (output_cfa_loc): Support DW_CFA_val_expression.
4350 (output_cfa_loc_raw): Likewise.
4351 (output_cfi): Likewise.
4352 (output_cfi_directive): Likewise.
4353 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
4354 (dw_cfi_oprnd2_desc): Likewise.
4355 (mem_loc_descriptor): Recognize new pattern generated for value
4358 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
4360 PR rtl-optimization/78186
4361 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
4362 well, when converting to IOR.
4364 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
4366 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
4367 (vec_interleave_highv8qi): Likewise.
4369 2016-11-03 Martin Liska <mliska@suse.cz>
4371 * profile.c (instrument_values): Fix coding style.
4372 (branch_prob): Use renamed function.
4373 * tree-profile.c (init_ic_make_global_vars): Likewise.
4374 (gimple_init_edge_profiler): Rename to
4375 gimple_init_gcov_profiler.
4376 tree_time_profiler_counter variable declaration.
4377 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
4379 * value-prof.h: Remove an argument.
4381 2016-11-03 Richard Biener <rguenther@suse.de>
4383 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
4384 symtab_node::get_create.
4386 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4388 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
4389 Move comments into more natural position.
4391 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
4393 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
4394 (PTRDIFF_TYPE): Define as int.
4396 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4398 * ccmp.c (expand_ccmp_expr_1): Adjust.
4399 (expand_ccmp_expr): Likewise.
4400 (expand_ccmp_next): Likewise.
4401 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
4402 (aarch64_gen_ccmp_first): Likewise.
4403 * doc/tm.texi: Regenerate.
4404 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
4405 (gen_ccmp_next): Likewise.
4407 2016-11-03 Bin Cheng <bin.cheng@arm.com>
4409 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
4410 (vect_is_simple_reduction): Swap cond_reduction by inversion.
4412 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
4414 * config/i386/i386.c (ix86_init_libfuncs): New. Call
4415 darwin_rename_builtins here.
4416 (ix86_expand_divmod_libfunc): New.
4417 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
4418 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
4420 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
4421 Nathan Sidwell <nathan@acm.org>
4423 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
4425 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
4427 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
4429 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
4430 to format MODE_INT and MODE_PARTIAL_INT literals.
4432 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
4435 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
4436 NULL if TARGET_SPE_ABI.
4438 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4440 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
4441 clear padding bits even when they're less than a byte.
4443 2016-11-02 Richard Biener <rguenther@suse.de>
4445 * gimple-ssa-store-merging.c: Include gimplify-me.h.
4446 (imm_store_chain_info::output_merged_stores): Force base_addr
4447 to be proper GIMPLE for a MEM_REF address.
4448 (pass_store_merging::execute): Restrict negative bitpos
4449 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
4450 check. Take into account non-NULL_TREE offset if the base
4451 is already addressable.
4453 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
4455 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
4457 (aarch64_be_crypto_sha1hv4si): New pattern.
4459 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
4461 * config/aarch64/aarch64.md (add<mode>3): Remove
4462 redundant code. Don't split frame based additions.
4464 2016-11-02 Richard Biener <rguenther@suse.de>
4466 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
4467 redundant val and dest members.
4468 (store_immediate_info::store_immediate_info): Adjust.
4469 (merged_store_group::merged_store_group): Adjust.
4470 (merged_store_group::apply_stores): Likewise.
4471 (struct imm_store_chain_info): Add base_addr field.
4472 (imm_store_chain_info::imm_store_chain_info): New constructor.
4473 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
4474 (imm_store_chain_info::output_merged_store): Likewise. Use
4475 addr_base which is already the address.
4476 (imm_store_chain_info::output_merged_stores): Likewise.
4477 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
4478 imm_store_chain_info instead of base. Fix alias check.
4479 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
4480 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
4481 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
4482 use the address of the base and adjust for other changes.
4484 2016-11-02 Martin Liska <mliska@suse.cz>
4486 * fold-const-call.c (host_size_t_cst_p): Test whether
4487 t is convertible to size_t.
4489 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4491 PR tree-optimization/78170
4492 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
4493 introduced by native_encode_expr on little-endian as well.
4495 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4497 PR tree-optimization/78162
4498 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
4501 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4503 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
4505 (aarch64_next_callee_save): Likewise.
4506 (aarch64_pushwb_single_reg): Likewise.
4507 (aarch64_gen_storewb_pair): Likewise.
4508 (aarch64_push_regs): Likewise.
4509 (aarch64_gen_loadwb_pair): Likewise.
4510 (aarch64_pop_regs): Likewise.
4511 (aarch64_gen_store_pair): Likewise.
4512 (aarch64_gen_load_pair): Likewise.
4513 (aarch64_save_callee_saves): Likewise.
4514 (aarch64_restore_callee_saves): Likewise.
4516 2016-11-02 Richard Biener <rguenther@suse.de>
4518 PR tree-optimization/78035
4519 PR tree-optimization/77964
4520 * gimple-pretty-print.c (pp_points_to_solution): Print
4521 vars_contains_interposable.
4522 * tree-ssa-alias.c: Include varasm.h.
4523 (ptrs_compare_unequal): Check vars_contains_interposable and
4524 decl_binds_to_current_def_p.
4525 (dump_points_to_solution): Dump vars_contains_interposable.
4526 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
4528 * tree-ssa-structalias.c: Include varasm.h.
4529 (set_uids_in_ptset): Record whether vars contains a
4530 not decl_binds_to_current_def_p variable in vars_contains_interposable.
4531 (ipa_escaped_pt): Update initializer.
4533 2016-11-02 Richard Biener <rguenther@suse.de>
4535 PR tree-optimization/78047
4536 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
4537 fake field at offset zero conservatively regarding to may_have_pointers.
4539 2016-11-02 Richard Biener <rguenther@suse.de>
4541 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
4542 infer_value_range on stmt ops and update value-ranges.
4543 Dump visited stmts and blocks.
4544 (evrp_dom_walker::push_value_range): Dump changes.
4545 (evrp_dom_walker::pop_value_range): Likewise.
4546 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
4548 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4550 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
4552 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
4554 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4556 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
4557 and adjust for that.
4558 * cfgrtl.h (delete_insn_chain): Adjust prototype.
4560 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4562 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
4564 (transcode_memory_rtx): Likewise.
4565 (move_to_acc): Likewise.
4566 (move_from_acc): Likewise.
4567 (move_acc_to_reg): Likewise.
4568 (move_to_x): Likewise.
4569 (move_to_hl): Likewise.
4570 (move_to_de): Likewise.
4571 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
4572 (rs6000_emit_savres_rtx): Likewise.
4573 (rs6000_emit_prologue): Likewise.
4574 * reorg.c (update_reg_unused_notes): Likewise.
4575 * rtl.h (remove_note): Adjust prototype.
4576 * rtlanal.c (remove_note): Make argument type rtx_insn *.
4578 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4580 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
4581 variables so some can be rtx_insn *.
4582 (alpha_emit_xfloating_libcall): Likewise.
4583 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
4584 (mips_legitimize_tls_address): Likewise.
4585 * optabs.c (expand_binop): Likewise.
4586 * reload1.c (gen_reload): Likewise.
4588 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4590 * reorg.c (relax_delay_slots): Split up the trial variable.
4592 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4594 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
4595 of variables rtx_insn *.
4596 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
4597 (legitimize_tls_address): Likewise.
4598 * config/bfin/bfin.c (hwloop_optimize): Likewise.
4599 (bfin_gen_bundles): Likewise.
4600 * config/c6x/c6x.c (reorg_split_calls): Likewise.
4601 (c6x_reorg): Likewise.
4602 * config/frv/frv.c (frv_reorder_packet): Likewise.
4603 * config/i386/i386.c (ix86_split_idivmod): Likewise.
4604 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
4605 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
4606 * config/mn10300/mn10300.c: Likewise.
4607 * config/rl78/rl78.c: Likewise.
4608 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
4609 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
4610 (sh_expand_cmpnstr): Likewise.
4611 (sh_expand_strlen): Likewise.
4612 (sh_expand_setmem): Likewise.
4613 * config/sh/sh.md: Likewise.
4614 * emit-rtl.c (emit_pattern_before): Likewise.
4615 * except.c: Likewise.
4616 * final.c: Likewise.
4619 2016-11-01 Jason Merrill <jason@redhat.com>
4621 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
4622 a COND_EXPR with constant condition.
4624 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4626 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
4627 and its initialization.
4629 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4631 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
4634 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4636 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
4637 argument, don't call add_linkage_name if it is true.
4638 (gen_variable_die): For C++ inline static data members, consider the
4639 initial call when old_die is NULL to be declaration and call
4640 add_name_and_src_coords_attributes in that case with true as
4641 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
4642 (gen_member_die): For C++ inline static data members, emit a
4643 definition DIE right away in DW_TAG_compile_unit context.
4645 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
4648 * config/pa/pa.md: Add new shift/add patterns to handle
4649 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
4651 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
4653 * config/xtensa/xtensa-protos.h
4654 (xtensa_use_return_instruction_p): New prototype.
4655 * config/xtensa/xtensa.c (xtensa_current_frame_size,
4656 xtensa_callee_save_size): Remove.
4657 (struct machine_function): Add new fields: current_frame_size,
4658 callee_save_size, frame_laid_out and epilogue_done.
4659 (compute_frame_size, xtensa_expand_prologue,
4660 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
4661 cfun->machine->callee_save_size and xtensa_current_frame_size
4662 with cfun->machine->current_frame_size.
4663 (compute_frame_size): Update cfun->machine->frame_laid_out and
4664 don't update frame layout after reload completion.
4665 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
4666 instead of zeroing xtensa_current_frame_size.
4667 (xtensa_use_return_instruction_p): New function.
4668 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
4670 (INITIAL_ELIMINATION_OFFSET): Use return value of
4671 compute_frame_size instead of xtensa_current_frame_size value.
4672 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
4673 function xtensa_use_return_instruction_p instead of inline code.
4675 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4677 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
4678 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
4679 * dwarf2out.c (rnglist_idx): New variable.
4680 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
4681 (DEBUG_RNGLISTS_SECTION): Define.
4682 (ranges_base_label): New variable.
4683 (size_of_die) <case dw_val_class_range_list>: If using
4684 DW_FORM_rnglistx, count size of uleb128 of range list index.
4685 (value_format) <case dw_val_class_range_list>: For
4686 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
4687 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
4688 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
4689 (add_ranges_num): Remove useless prototype. Don't multiply
4690 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
4691 for new fields added to dw_ranges struct.
4692 (add_ranges): Add maybe_new_sec argument and pass it
4693 through to add_ranges_num.
4694 (note_rnglist_head): New function.
4695 (add_ranges_by_labels): Pass true as maybe_new_sec to
4696 add_ranges_num, call note_rnglist_head on the head of the list.
4697 (output_ranges): Add function comment. Switch to
4698 .debug_ranges section here and emit .Ldebug_ranges0 label.
4699 (index_rnglists, output_rnglists): New functions.
4700 (gen_subprogram_die): Formatting fixes.
4701 (add_high_low_attributes): Don't divide offsets
4702 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
4703 first list element or when pointing into the middle of
4704 a list. Pass true as second argument to add_ranges on the
4705 first block fragment after cold/hot section switch.
4706 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
4707 section instead of .debug_ranges. Initialize
4708 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
4709 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
4710 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
4711 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
4712 Call output_rnglists for -gdwarf-5.
4713 (dwarf2out_c_finalize): Clear rnglist_idx.
4715 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
4717 * combine.c (simplify_compare_const): Add gcc_fallthrough.
4719 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
4720 Tamar Christina <tamar.christina@arm.com>
4722 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
4723 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
4724 (vmaxnmq_f32): Likewise.
4725 (vminnm_f32): Likewise.
4726 (vminnmq_f32): Likewise.
4727 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
4729 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
4732 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4734 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
4735 binary floating point types supported by the hardware except for
4737 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
4738 vector instruction for optimizing extracting a SImode from a
4739 V4SImode vector and converting it to floating point.
4740 (vsx_xvcvuxwdp_df): Likewise.
4741 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
4742 registers to be any VSX register. Move stores to the end of the
4744 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
4745 to optimize extracting a SImode from a V4SImode vector and
4746 converting it to a binary floating point type supported by the
4747 hardware. Use the vector converts instead of extracting the
4748 element, sign extending it, and then converting it to double.
4749 Other floating point types than double first convert to double,
4750 then the double is converted to that type.
4751 (vsx_extract_si_<uns>float_<mode>): Likewise.
4753 2016-10-31 Andrew Pinski <apinski@cavium.com>
4755 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
4756 Rewrite handling of part num to handle the case where
4757 multiple implementers share the same part num.
4759 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
4760 Jakub Jelinek <jakub@redhat.com>
4762 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
4763 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
4765 2016-10-31 Jakub Jelinek <jakub@redhat.com>
4767 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
4768 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
4769 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
4770 (is_cu_die, is_unit_die): Likewise.
4771 (should_move_die_to_comdat, break_out_comdat_types): Adjust
4772 comments for DWARF5 DW_UT_type units.
4773 (output_compilation_unit_header): Add UT argument, output
4774 start of DWARF5 .debug_info section header.
4775 (output_comp_unit): Add dwo_id argument. Adjust
4776 output_compilation_unit_header caller, for DW_UT_split_compile
4777 emit dwo_id field, otherwise padding1. Emit padding2 field.
4778 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
4779 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
4780 (output_skeleton_debug_sections): Add dwo_id argument, for
4781 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
4782 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
4783 DW_UT_type or DW_UT_split_type units rather than .debug_types.
4784 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
4785 DW_TAG_compile_unit for skeleton unit die. Don't add
4786 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
4787 address to output_comp_unit and output_skeleton_debug_sections.
4789 * dwarf2out.c (debug_line_str_section): New variable.
4790 (debug_line_str_hash): Likewise.
4791 (DEBUG_LINE_STR_SECTION): Define.
4792 (set_indirect_string): Handle DW_FORM_line_strp like
4794 (find_string_form): Fix up formatting.
4795 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
4797 (output_die): Handle DW_FORM_line_strp.
4798 (DWARF5_USE_DEBUG_LINE_STR): Define.
4799 (output_line_string): New function.
4800 (output_file_names): Add -gdwarf-5 support.
4801 (output_line_info): Likewise.
4802 (init_sections_and_labels): Initialize debug_line_str_section.
4803 (output_indirect_string): Change 2nd argument from void *
4804 to enum dwarf_form form, compare with form rather than
4806 (output_indirect_strings): Pass DW_FORM_strp to
4807 output_indirect_string traversion.
4808 (dwarf2out_finish): Output .debug_line_str strings.
4809 (dwarf2out_c_finalize): Clear debug_line_str_section and
4810 debug_line_str_hash.
4812 2016-10-31 Tom Tromey <tom@tromey.com>
4815 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
4816 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
4817 DW_OP_GNU_push_tls_address case.
4818 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
4820 2016-10-31 Jakub Jelinek <jakub@redhat.com>
4822 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
4823 for frame_offset_rel bit.
4824 (struct array_descr_info): Add rank field.
4825 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
4826 and placeholder_seen fields.
4827 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
4828 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
4829 DW_OP_pick 1 into DW_OP_over.
4830 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
4831 gen_variant_part): Clear placeholder_{arg,seen}.
4832 (loc_list_from_tree_1): Drop const from context argument.
4833 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
4834 (loc_list_for_address_of_addr_expr_of_indirect_ref,
4835 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
4837 (add_scalar_info): Drop const from context argument. Handle
4838 context->placeholder_arg.
4839 (add_bound_info): Drop const from context argument.
4840 (gen_descr_array_type_die): Drop const from ctx variable.
4841 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
4842 attribute and use a single DW_TAG_generic_subrange instead of
4843 7 DW_TAG_subrange_type for assumed rank arrays.
4845 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
4846 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
4847 from bool to 1-bit uchar bitfield. Add num_assigned and
4848 offset_emitted bitfields.
4849 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
4850 for dw_val_class_lineptr and dw_val_class_macptr. Handle
4851 dw_val_class_loclistsptr.
4852 (new_addr_loc_descr): Fix up formatting.
4853 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
4854 (add_AT_low_high_pc): Fix up formatting.
4855 (add_AT_loclistsptr): New function.
4856 (AT_lbl): Allow dw_val_class_loclistsptr.
4857 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
4858 Handle dw_val_class_loclistsptr.
4859 (loc_list_idx): New variable.
4860 (output_loclists_offsets, assign_location_list_indexes): New
4862 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
4863 add size_of_uleb128 of the index. Drop never used
4864 dwarf_split_debug_info AT_index handling. Handle
4865 dw_val_class_loclistsptr.
4866 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
4867 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
4868 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
4869 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
4870 DW_FORM_loclistx indexes.
4871 (output_attr_index_or_value): Fix up formatting. Don't handle
4872 dw_val_class_loc_list here.
4873 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
4874 For dw_val_class_loc_list call output_loc_list_offset rather than
4875 output_attr_index_or_value.
4876 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
4877 or .debug_loclists.dwo section name for debug_loc_section.
4878 (resolve_addr_in_expr): Formatting fix.
4879 (index_location_lists): Likewise.
4880 (dwarf2out_finish): If there are any location lists, for
4881 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
4882 index_location_lists only if have_location_lists. Call
4883 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
4884 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
4885 -gsplit-dwarf also emit offset table.
4887 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
4888 (size_of_die, value_format, output_die): Use
4889 DW_FORM_data16 for 128-bit dw_val_class_const_double or
4890 dw_val_class_wide_int.
4892 * dwarf2out.c (dwarf_op): Renamed to ...
4893 (dwarf_OP): ... this.
4894 (convert_descriptor_to_mode, scompare_loc_descriptor,
4895 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
4896 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
4898 (dwarf_AT, dwarf_TAG): New functions.
4899 (check_die): Disallow DW_AT_call_all_calls next to
4900 DW_AT_GNU_all_call_sites.
4901 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
4902 and attributes instead of the corresponding GNU tag and attributes.
4903 (gen_subprogram_die): Likewise. Emit call site information even
4904 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
4905 DW_AT_defaulted in comment.
4906 (resolve_addr): Handle DW_AT_call_origin attribute on
4907 DW_TAG_call_site DIE like DW_AT_abstract_origin on
4908 DW_TAG_GNU_call_site DIE.
4910 * dwarf2out.c (dwarf_op): New function.
4911 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
4912 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
4913 (output_loc_operands, output_loc_operands_raw): Likewise.
4914 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
4915 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
4916 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
4917 if dwarf_version < 5.
4918 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
4920 (scompare_loc_descriptor, ucompare_loc_descriptor,
4921 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
4922 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
4923 optimize_location_into_implicit_ptr): Likewise. Only punt for
4924 !dwarf_strict if dwarf_version < 5.
4925 (string_cst_pool_decl): Adjust comment.
4926 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
4928 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
4929 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
4930 (struct dw_val_node): Add val_file_implicit field.
4931 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
4932 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
4933 output_die): Handle dw_val_class_const_implicit,
4934 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
4935 (abbrev_die_table): Change into va_gc vec.
4936 (abbrev_die_table_allocated, abbrev_die_table_in_use,
4937 ABBREV_DIE_TABLE_INCREMENT): Remove.
4938 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
4939 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
4941 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
4942 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
4944 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
4946 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
4948 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
4950 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
4951 unit. Call optimize_abbrev_table.
4952 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
4953 abbrev_die_table being a va_gc vec.
4955 PR tree-optimization/77860
4956 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
4957 also integral complex and vector constants.
4959 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
4960 optimize_macinfo_range, save_macinfo_strings): Replace
4961 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
4962 (output_macinfo): Likewise. Emit .debug_macro* rather than
4963 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
4964 (init_sections_and_labels): Use .debug_macro* labels rather than
4965 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
4966 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
4967 or DW_AT_GNU_macros for -gdwarf-5.
4969 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
4971 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
4973 2016-09-11 Le-Chun Wu <lcwu@google.com>
4974 Mark Wielaard <mjw@redhat.com>
4976 * common.opt (Wshadow=global): New option. Default for -Wshadow.
4977 (Wshadow=local): New option.
4978 (Wshadow-local): Hidden alias for -Wshadow=local.
4979 (Wshadow=compatible-local): New option.
4980 (Wshadow-compatible-local): Hidden alias for
4981 -Wshadow=compatible-local.
4982 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
4983 Wshadow=compatible-local.
4985 2016-10-31 Bin Cheng <bin.cheng@arm.com>
4987 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
4988 Check slp defs for COND_EXPR by swapping/inverting operands if the
4989 new parameter SWAP indicates so.
4990 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
4991 is isomorphic to the first stmt via swapping/inverting. Store swap
4992 information in the new parameter SWAP.
4993 (vect_build_slp_tree): New local array SWAP and pass it to function
4994 vect_build_slp_tree_1. Cleanup result handling code for function
4995 call to vect_get_and_check_slp_defs. Skip operand swapping if the
4996 order of operands has been fixed as indicated by SWAP[i].
4998 2016-10-31 Bin Cheng <bin.cheng@arm.com>
5000 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
5001 unnecessary data dependence check after visited store stmt.
5003 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5005 PR tree-optimization/71915
5006 PR tree-optimization/71490
5007 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
5009 (find_basis_for_base_expr): Require stride types to match when
5011 (alloc_cand_and_find_basis): Record the stride type.
5012 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
5013 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
5014 the expressions having those types.
5015 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
5016 (create_mul_ssa_cand): Likewise.
5017 (create_mul_imm_cand): Likewise.
5018 (create_add_ssa_cand): Likewise.
5019 (create_add_imm_cand): Likewise.
5020 (legal_cast_p_1): Change interface to accept types rather than the
5021 expressions having those types.
5022 (legal_cast_p): Pass types to legal_cast_p_1.
5023 (slsr_process_cast): Pass stride type to
5024 alloc_cand_and_find_basis.
5025 (slsr_process_copy): Likewise.
5026 (dump_candidate): Display stride type when a cast exists.
5027 (create_add_on_incoming_edge): Introduce a cast when necessary for
5029 (analyze_increments): Change the code checking for invalid casts
5030 to rely on the stride type, and update the documentation and
5031 example. Change the code checking for pointer multiplies to rely
5033 (insert_initializers): Introduce a cast when necessary for the
5034 stride type. Use the stride type for the type of the initializer.
5036 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5038 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
5040 2016-10-29 Jakub Jelinek <jakub@redhat.com>
5042 PR rtl-optimization/77919
5043 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
5044 into memory if both modes are complex and their inner modes have the
5045 same precision. If the two modes are different complex modes, convert
5046 each part separately and generate a new CONCAT.
5048 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
5050 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
5052 2016-10-29 Jakub Jelinek <jakub@redhat.com>
5055 * gimple-ssa-store-merging.c
5056 (imm_store_chain_info::output_merged_store): Use build_aligned_type
5057 instead of SET_TYPE_ALIGN on shared integral type.
5059 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
5061 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
5062 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
5065 2016-10-28 Jeff Law <law@redhat.com>
5067 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
5068 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
5070 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5072 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
5074 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5076 * target.def (min_arithmetic_precision): New hook.
5077 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
5078 * doc/tm.texi: Regenerate.
5079 * internal-fn.c (expand_arith_overflow): Adjust handling of target
5080 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
5081 * targhooks.c (default_min_arithmetic_precision): New function.
5082 * targhooks.h (default_min_arithmetic_precision): Declare.
5083 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
5084 (sparc_min_arithmetic_precision): New function.
5086 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5089 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
5090 Swap commutative operands in new RTL if needed. Handle zero_ext
5092 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
5095 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5096 Kugan Vivekanandarajah <kuganv@linaro.org>
5097 Jim Wilson <jim.wilson@linaro.org>
5099 PR tree-optimization/43721
5100 * target.def: New hook expand_divmod_libfunc.
5101 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
5102 * doc/tm.texi: Regenerate.
5103 * internal-fn.def: Add new entry for DIVMOD ifn.
5104 * internal-fn.c (expand_DIVMOD): New.
5105 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
5107 (widen_mul_stats): Add new field divmod_calls_inserted.
5108 (target_supports_divmod_p): New.
5109 (divmod_candidate_p): Likewise.
5110 (convert_to_divmod): Likewise.
5111 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
5112 renumber_gimple_stmt_uids at beginning of function. Call
5113 convert_to_divmod and record stats for divmod.
5114 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
5115 TARGET_EXPAND_DIVMOD_LIBFUNC.
5116 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
5119 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5120 Segher Boessenkool <segher@kernel.crashing.org>
5122 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
5123 swapping the arms of the branch.
5124 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
5125 sequence for the generic signed-signed-signed case.
5127 2016-10-28 Jeff Law <law@redhat.com>
5129 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
5131 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5133 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5135 PR rtl-optimization/78029
5136 * function.c (prologue_contains, epilogue_contains): New functions.
5137 (record_prologue_seq, record_epilogue_seq): New functions.
5138 * function.h (prologue_contains, epilogue_contains,
5139 record_prologue_seq, record_epilogue_seq): New declarations.
5140 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
5141 mixing prologue and epilogue insns.
5142 (init_deps): Initialize the new fields in struct deps_desc.
5143 * sched-int.h (struct deps_desc): New fields last_prologue,
5144 last_epilogue, and last_logue_was_epilogue.
5145 * shrink-wrap.c (emit_common_heads_for_components): Record all
5146 emitted prologue and epilogue insns.
5147 (emit_common_tails_for_components): Ditto.
5148 (insert_prologue_epilogue_for_components): Ditto.
5150 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5153 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
5154 * common.opt (fstore-merging): New Optimization option.
5155 * opts.c (default_options_table): Add entry for
5156 OPT_ftree_store_merging.
5157 * fold-const.h (can_native_encode_type_p): Declare prototype.
5158 * fold-const.c (can_native_encode_type_p): Define.
5159 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
5160 (PARAM_MAX_STORES_TO_MERGE): Likewise.
5161 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
5162 * passes.def: Insert pass_tree_store_merging.
5163 * tree-pass.h (make_pass_store_merging): Declare extern
5165 * gimple-ssa-store-merging.c: New file.
5166 * doc/invoke.texi (Optimization Options): Document
5168 (--param documentation): Document store-merging-allow-unaligned
5169 and max-stores-to-merge.
5171 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
5174 * gimplify.c (gimplify_init_constructor): Move emit of constructor
5175 assignment to earlier in the if/else logic.
5177 2016-10-28 Richard Biener <rguenther@suse.de>
5181 * fold-const.c (make_bit_field_ref): Only adjust alias set
5182 when the original alias set was zero.
5184 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5186 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
5187 (s390_adjust_loops): New function.
5188 (s390_reorg): Invoke s390_adjust_loops.
5189 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
5190 ("osc_break"): New insn definition.
5192 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5194 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
5195 * config.gcc: Support alternate archXX cpu levels with
5196 --with-arch= and --with-tune=.
5197 * config/s390/linux.h: Translate new archXX cpu levels to the
5198 original names when calling GAS.
5199 * config/s390/tpf.h: Likewise.
5200 * doc/invoke.texi: Document the alternate cpu level names.
5202 2016-10-28 Jakub Jelinek <jakub@redhat.com>
5204 PR rtl-optimization/77919
5205 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
5206 MEM if mode1 is not a complex mode.
5208 PR rtl-optimization/78132
5209 * ree.c (combine_reaching_defs): Give up if copy_needed and
5210 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
5212 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
5214 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
5216 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5218 * config/rs6000/constraints.md (wH constraint): Add new
5219 constraints for allowing 32-bit integers (and eventually 8/16-bit
5220 integers) into the vector registers.
5221 (wI constraint): Likewise.
5222 (wJ constraint): Likewise.
5223 (wK constraint): Likewise.
5224 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
5225 -mvsx-small-integer as a default option for ISA 2.07
5227 (POWERPC_MASKS): Likewise.
5228 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
5229 switch to turn off small integer support in vector registers.
5230 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
5231 test for -mupper-regs-di, since it is already done with the
5232 reg_add[mode].scalar_in_vsx_p. Add support for the switch
5233 -mvsx-small-integer.
5234 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
5236 (rs6000_setup_reg_addr_masks): Likewise.
5237 (rs6000_init_hard_regno_mode_ok): Likewise.
5238 (rs6000_option_override_internal): Add consistency checks for
5239 -mvsx-small-integer.
5240 (rs6000_secondary_reload_simple_move): SImode is a simple move if
5241 -mvsx-small-integer.
5242 (rs6000_secondary_reload): Use std::swap.
5243 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
5244 VSX_REGS for small integers in vector registers, since there is no
5245 D-FORM address mode for such types.
5246 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
5247 (rs6000_opt_masks): Add -mvsx-small-integer.
5248 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
5250 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
5251 extracts can be done on ISA 2.07.
5252 (vsx_extract_<mode>): Add support for small integers in vsx
5254 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
5255 longer support V4SImode in this pattern.
5256 (vsx_extract_si): New insn to support extraction of SImode in ISA
5257 2.07 using either xxextractuw or vspltw.
5258 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
5259 longer support V4SImode in this pattern.
5260 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
5261 wJ, and wK constraints.
5262 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
5263 storing SDmode with VSX instructions.
5264 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
5265 GPR load and before the FPR and VSX loads. Remove ??, ! from the
5266 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
5267 small integers in vector registers.
5268 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
5269 load and before the FPR and VSX loads. Remove ??, ! from the
5270 constraints. Add VEXTSW2D support for small integers in vector
5272 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
5273 integers in vector registers.
5274 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
5275 move instead of using an UNSPEC.
5276 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
5277 integers in vector registers.
5278 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
5279 move instead of using an UNSPEC.
5280 (movsi_internal1): Add support for -mvsx-small-integer. Align
5281 columns so that it is more readable.
5282 (SImode splitter for ISA 3.0 constants): Add splitter for
5283 -128..127 constants that can easily be constructed on ISA 3.0.
5284 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
5287 2016-10-27 Jakub Jelinek <jakub@redhat.com>
5290 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
5293 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
5295 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
5296 PIC_OFFSET_TABLE_REGNUM twice.
5298 2016-10-27 Bin Cheng <bin.cheng@arm.com>
5300 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
5301 support for constant operand for OP.
5303 2016-10-27 Jakub Jelinek <jakub@redhat.com>
5305 * dwarf2out.c (gen_member_die): Only reparent_child instead of
5306 splice_child_die if child doesn't have DW_AT_specification attribute.
5308 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5310 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
5311 (TARGET_HAVE_LDREXBH): Likewise.
5312 (TARGET_HAVE_LDACQ): Likewise.
5314 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5316 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
5317 logic to to decide whether to copy over old value to register for new
5319 * config/arm/sync.md: Add comments explaning why mode and code
5320 attribute are not defined in iterators.md
5321 (thumb1_atomic_op_str): New code attribute.
5322 (thumb1_atomic_newop_str): Likewise.
5323 (thumb1_atomic_fetch_op_str): Likewise.
5324 (thumb1_atomic_fetch_newop_str): Likewise.
5325 (thumb1_atomic_fetch_oldop_str): Likewise.
5326 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
5327 mirror the more restrictive constraints of the Thumb-1 insns after
5328 split compared to Thumb-2 counterpart insns.
5329 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
5330 in sync with non atomic version.
5331 (atomic_nand<mode>): Likewise.
5332 (atomic_fetch_<sync_optab><mode>): Likewise.
5333 (atomic_fetch_nand<mode>): Likewise.
5334 (atomic_<sync_optab>_fetch<mode>): Likewise.
5335 (atomic_nand_fetch<mode>): Likewise.
5336 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
5337 in sync with atomic version.
5338 (thumb1_subsi3_insn): Likewise.
5339 (thumb1_andsi3_insn): Likewise.
5340 (thumb1_iorsi3_insn): Likewise.
5341 (thumb1_xorsi3_insn): Likewise.
5343 2016-10-27 Nick Clifton <nickc@redhat.com>
5345 * plugin.c (register_plugin_info): Produce an error message if the
5346 plugin is not found in the hash table.
5348 2016-10-27 Bin Cheng <bin.cheng@arm.com>
5350 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
5353 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
5356 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
5357 define builtin functions from the bdesc_spe_predicates or
5358 bdesc_spe_evsel arrays if the builtin mask is not compatible with
5359 the current compiler configuration.
5360 (paired_init_builtins): Modify loop to not define define builtin
5361 functions from the bdesc_paried_preds array if the builtin mask is
5362 not compatible with the current compiler configuration.
5363 (altivec_init_builtins): Modify loops to not define the
5364 __builtin_altivec_stxvl function nor the builtin functions from
5365 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
5366 builtin mask is not compatible with the current compiler
5369 2016-10-26 Jeff Law <law@redhat.com>
5371 * config/sh/sh.c (output_branch): Add missing fallthru comments.
5372 (gen_shl_and): Likewise.
5373 * config/sh/sh.md (movsicc): Add missing fallthru comments.
5375 * config/mips/mips.c (mips16_constant_cost): Add missing
5377 (mips16_build_call_stub): Increase buffer size. Adjust
5380 2016-10-26 David Malcolm <dmalcolm@redhat.com>
5382 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
5383 INSN_UIDs for all insns in compact mode.
5384 (rtx_writer::print_rtx): Likewise.
5385 * print-rtl.h (rtx_writer::flag_compact): Update comment.
5386 * rtl-tests.c (selftest::test_dumping_insns): Update expected
5387 output to include INSN_UID.
5388 (selftest::test_uncond_jump): Likewise.
5390 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
5392 * haifa-sched.c (call_used_regs_num): Rename to...
5393 (call_saved_regs_num): ...this.
5394 (fixed_regs_num): New variable.
5395 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
5397 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
5399 2016-10-26 David Malcolm <dmalcolm@redhat.com>
5401 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
5403 * print-rtl.c (outfile): Delete global.
5404 (sawclose): Likewise.
5406 (in_call_function_usage): Likewise.
5407 (flag_compact): Likewise.
5408 (flag_simple): Likewise.
5409 (rtx_writer::rtx_writer): New ctor.
5410 (print_rtx_operand_code_0): Convert to...
5411 (rtx_writer::print_rtx_operand_code_0): ...this.
5412 (print_rtx_operand_code_e): Convert to...
5413 (rtx_writer::print_rtx_operand_code_e): ...this.
5414 (print_rtx_operand_codes_E_and_V): Convert to...
5415 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
5416 (print_rtx_operand_code_i): Convert to...
5417 (rtx_writer::print_rtx_operand_code_i): ...this.
5418 (print_rtx_operand_code_r): Convert to...
5419 (rtx_writer::print_rtx_operand_code_r): ...this.
5420 (print_rtx_operand_code_u): Convert to...
5421 (rtx_writer::print_rtx_operand_code_u): ...this.
5422 (print_rtx_operand): Convert to...
5423 (rtx_writer::print_rtx_operand): ...this.
5424 (print_rtx): Convert to...
5425 (rtx_writer::print_rtx): ...this.
5426 (print_inline_rtx): Rewrite in terms of class rtx_writer.
5427 (debug_rtx): Likewise.
5428 (print_rtl): Convert to...
5429 (rtx_writer::print_rtl): ...this.
5430 (print_rtl): Reimplement in terms of class rtx_writer.
5431 (print_rtl_single): Rewrite in terms of class rtx_writer.
5432 (print_rtl_single_with_indent): Convert to..
5433 (rtx_writer::print_rtl_single_with_indent): ...this.
5434 (print_simple_rtl): Rewrite in terms of class rtx_writer.
5435 * print-rtl.h (flag_compact): Delete decl.
5436 (class rtx_writer): New class.
5437 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
5440 2016-10-26 Jeff Law <law@redhat.com>
5442 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
5445 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
5446 (check_if_valid_sleep_operand): Add missing fallthru comment.
5447 (arc_register_move_cost): Increase buffer size.
5448 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
5450 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
5452 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
5453 comment. Add gcc_unreachable for path that should never happen.
5455 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
5458 2016-10-26 Jakub Jelinek <jakub@redhat.com>
5459 Martin Liska <mliska@suse.cz>
5462 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
5463 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
5464 on outer context if any.
5466 2016-10-26 Jakub Jelinek <jakub@redhat.com>
5468 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
5469 by increment rather than double it.
5470 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
5471 emit a space before args[4].
5472 (END): Don't emit a space before with_arg.
5474 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
5476 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
5477 Baseline only alternatives to (i) hold store atomic success value in a
5478 return register rather than a scratch register, (ii) use a low register
5479 for it and to (iii) ensure the cbranchsi insn generated by the split
5480 respect the constraints of Thumb-1 cbranchsi4_insn and
5482 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
5483 constraints must match those in atomic_compare_and_swap.
5484 (cbranchsi4_scratch): Likewise.
5486 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
5488 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
5489 variable. Add the new parameter to the insn generator. Set that
5490 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
5491 return value from the negation of that parameter for Thumb-1, keeping
5492 the logic unchanged otherwise except for using bdst as the destination
5493 register of the compare_and_swap insn.
5494 (arm_split_compare_and_swap): Add explanation about how is the value
5495 returned to the function comment. Rename scratch variable to
5496 neg_bval. Adapt initialization of variables holding operands to the
5497 new operand numbers. Use return register to hold result of store
5498 exclusive for Thumb-1, scratch register otherwise. Construct the
5499 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
5500 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
5501 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
5502 for strongly ordered compare_and_swap.
5503 * config/arm/predicates.md (cc_register_operand): New predicate.
5504 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
5505 match_operand with the new predicate to accept either the CC flag or a
5506 destination register for the boolean return value, restricting it to
5507 CC flag only via constraint. Adapt operand numbers accordingly.
5509 2016-10-26 Jeff Law <law@redhat.com>
5511 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
5513 * config/frv/frv.c (comparison_string): Do not fall through after
5516 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
5518 (expand_one_builtin): Add missing break.
5520 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
5521 (m32c_legitimate_address_p): Likewise.
5523 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
5525 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
5527 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
5530 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
5533 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
5535 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
5537 (rl78_asm_ctor_dtor): Increase buffer size.
5539 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
5541 (xstormy16_asm_output_constructor): Likewise.
5543 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
5546 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
5547 comment to silence warning.
5549 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
5550 (spu_legitimate_address_p): Fix logic error and add missing fallthru
5553 2016-10-26 Michael Matz <matz@suse.de>
5555 PR tree-optimization/78060
5556 PR tree-optimization/78061
5557 PR tree-optimization/78088
5558 * tree-ssa-loop-split.c (easy_exit_values): New function.
5559 (tree_ssa_split_loops): Use it.
5560 (compute_new_first_bound): Change order of operations,
5561 fix invalid use of types.
5563 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
5565 gen-pass-instances.awk is sensitive to the order in which
5566 passes are added; passes that appear later have to be added first.
5570 * config/avr/avr-passes.def: Swap order of directives for
5571 gen-pass-instances.awk.
5573 2016-10-25 Jeff Law <law@redhat.com>
5575 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
5576 (vax_notice_update_cc): Likewise.
5578 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
5580 * config.gcc (sparc*-*-solaris2*): Adjust.
5581 (sparc64-*-linux*): Likewise.
5582 * config/sparc/default-64.h: Rename to...
5583 * config/sparc/default64.h: ...this.
5584 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
5586 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
5587 * config/sparc/sparc.h: Minor tweaks.
5588 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
5589 TARGET_ARCH32 throughout. Minor various tweaks throughout.
5591 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5593 * input.c (fcache::file_patch): Add comment about lifetime.
5594 (selftest::cpp_reader_ptr): New class.
5595 (selftest::lexer_test): Convert m_parser from cpp_reader *
5596 to a cpp_reader_ptr, and move m_tempfile to after it.
5597 (selftest::lexer_test::lexer_test): Update for above reordering.
5598 (lexer_test::~lexer_test): Move cleanup of m_parser to
5599 cpp_reader_ptr's dtor.
5601 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5603 * toplev.c (toplev::main): Remove call to
5604 location_adhoc_data_fini.
5606 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
5608 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
5609 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
5611 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5613 * ggc-tests.c (forcibly_ggc_collect): Rename to...
5614 (selftest::forcibly_ggc_collect): ...this, and remove "static".
5615 (test_basic_struct): Update for above renaming.
5616 (test_length): Likewise.
5617 (test_union): Likewise.
5618 (test_finalization): Likewise.
5619 (test_deletable_global): Likewise.
5620 (test_inheritance): Likewise.
5621 (test_chain_next): Likewise.
5622 (test_user_struct): Likewise.
5623 (test_tree_marking): Likewise.
5624 * selftest-run-tests.c (selftest::run_tests): Call
5625 selftest::forcibly_ggc_collect at the end of the selftests.
5626 * selftest.h (selftest::forcibly_ggc_collect): New decl.
5628 2016-10-25 Jakub Jelinek <jakub@redhat.com>
5631 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
5632 * optabs.c (expand_vec_cond_expr): For comparison codes
5633 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
5634 (expand_vec_cmp_expr): For comparison codes
5635 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
5636 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
5637 Add enum tree_code argument.
5638 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
5640 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
5641 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
5643 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
5644 NE_EXPR, attempt to use vcondeq_optab as fallback.
5645 * tree-vect-generic.c (expand_vector_comparison,
5646 expand_vector_divmod, expand_vector_condition): Adjust
5647 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
5648 * tree-vect-stmts.c (vectorizable_condition,
5649 vectorizable_comparison): Likewise.
5650 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
5651 check_bool_pattern, search_type_for_mask_1): Likewise.
5652 * expr.c (do_store_flag): Likewise.
5653 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
5654 @code{vcondeq@var{m}@var{n}}): Document.
5655 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
5658 2016-10-25 Jeff Law <law@redhat.com>
5660 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
5662 (v850_output_aligned_bss): Add missing break.
5664 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
5666 2016-10-25 Martin Liska <mliska@suse.cz>
5669 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
5670 statements as they can also contain possibly a freeing call.
5672 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
5673 Martin Liska <mliska@suse.cz>
5676 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
5677 * ipa-icf.c (sem_function::get_hash): Add target optimization
5680 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
5683 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
5684 Remove partial overlap check for shift by 1.
5685 (ashldi3_neon): Likewise.
5687 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
5689 * config/arm/constraints.md (Q constraint): Document its use for
5691 (Pf constraint): New constraint for relaxed, consume or relaxed memory
5693 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
5694 alternatives to allow any register when memory model matches Pf and
5695 thus lda is used, but only low registers otherwise. Use unpredicated
5696 output template for Thumb-1 targets.
5697 (atomic_store<mode>): Likewise for stl.
5698 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
5699 whose output template does not have predication.
5700 (arm_load_acquire_exclusive<mode>): Likewise.
5701 (arm_load_exclusivesi): Likewise.
5702 (arm_load_acquire_exclusivesi): Likewise.
5703 (arm_store_release_exclusive<mode>): Likewise.
5704 (arm_store_exclusive<mode>): Use unpredicated output template for
5707 2016-10-25 Jakub Jelinek <jakub@redhat.com>
5709 * internal-fn.def (LAUNDER): New internal function.
5710 * internal-fn.c (expand_LAUNDER): New function.
5712 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
5713 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
5715 New avr target pass to work around performance loss by PR fix.
5719 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
5720 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
5721 * config/avr/predicates.md (extend_operator): New.
5722 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
5723 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
5724 (make_avr_pass_casesi): New prototypes.
5725 * config/avr/avr.c (print-rtl.h): Include it.
5726 (pass_data avr_pass_data_casesi): Data for new pass.
5727 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
5728 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
5729 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
5730 (avr_optimize_casesi): New functions.
5732 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
5733 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
5737 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
5739 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5741 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
5742 DW_AT_rvalue_reference attributes.
5744 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
5746 * doc/invoke.text (Wint-in-bool-context): Update documentation.
5747 * value-prof.c (stringop_block_profile): Fix a warning.
5749 2016-10-24 Martin Sebor <msebor@redhat.com>
5752 * builtins.c (string_length): New function.
5753 (c_strlen): Use string_length. Correctly handle wide strings.
5754 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
5756 (target_int_max): Call target_max_value.
5757 (format_result::knownrange): New data member.
5758 (fmtresult::fmtresult): Define default constructor.
5759 (format_integer): Use it and set format_result::knownrange.
5760 Handle global constants.
5761 (format_floating_max): Add third argument.
5762 (format_floating): Recompute maximum value for %a for each argument.
5763 (get_string_length): Use fmtresult default ctor.
5764 (format_string): Set format_result::knownrange.
5765 (format_directive): Check format_result::knownrange.
5766 (add_bytes): Same. Correct caret placement in diagnostics.
5767 (pass_sprintf_length::compute_format_length): Set
5768 format_result::knownrange.
5769 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
5771 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5773 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
5774 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
5776 2016-10-24 Ximin Luo <infinity0@pwned.gg>
5779 * dwarf2out.c (file_table_relative_p): Remove.
5780 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
5781 also for absolute paths.
5782 * doc/tm.texi: Update.
5783 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
5784 * target.def (force_at_comp_dir): Remove hook.
5785 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
5787 2016-10-24 Richard Biener <rguenther@suse.de>
5789 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
5790 backedges when identifying the single predecessor to take
5791 conditional info from. Use SCEV to get at ranges for loop IVs.
5792 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
5793 avoid false warning.
5795 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
5798 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
5799 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
5800 (avr_address_tiny_absdata_p): New static function.
5801 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
5802 it to determine validity of constant addresses.
5803 (avr_attribute_table) [absdata]: New variable attribute...
5804 (avr_handle_absdata_attribute): ...and handler.
5805 (avr_decl_absdata_p): New static function.
5806 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
5807 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
5808 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
5810 2016-10-24 Richard Biener <rguenther@suse.de>
5812 PR tree-optimization/78076
5813 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
5814 also on the loop tree root.
5816 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5818 * config/i386/i386.c (ix86_fold_builtin): Handle
5819 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
5820 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
5821 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
5822 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
5824 2016-10-24 Martin Liska <mliska@suse.cz>
5827 * opts.c (finish_options): Skip conditionally.
5829 2016-10-23 Martin Sebor <msebor@redhat.com>
5832 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
5833 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
5835 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
5837 * config/sparc/sparc.md (cpu_feature): Minor tweak.
5838 (enabled): Likewise.
5839 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
5840 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
5841 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
5842 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
5843 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
5844 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
5846 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
5848 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
5849 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
5851 2016-10-21 Andrew Pinski <apinski@cavium.com>
5853 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
5855 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
5856 implementer_id to unsigned char.
5857 Change part_no to unsigned int.
5858 (AARCH64_BIG_LITTLE): New define.
5859 (INVALID_IMP): New define.
5860 (INVALID_CORE): New define.
5861 (cpu_data): Change the last element's implementer_id and part_no to
5863 (valid_bL_string_p): Rewrite to ..
5864 (valid_bL_core_p): this for integers instead of strings.
5865 (parse_field): New function.
5866 (contains_string_p): Rewrite to ...
5867 (contains_core_p): this for integers and only for the part_no.
5868 (host_detect_local_cpu): Rewrite handling of implementation and
5869 par num to be integers; simplifying the code.
5871 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5873 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
5874 value range for pointers in more cases.
5876 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
5878 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
5879 Add extra argument to allow emitting the move immediate.
5880 Use add/sub with positive immediate.
5881 (aarch64_add_constant): Add inline function.
5882 (aarch64_add_sp): Likewise.
5883 (aarch64_sub_sp): Likewise.
5884 (aarch64_expand_prologue): Call aarch64_sub_sp.
5885 (aarch64_expand_epilogue): Call aarch64_add_sp.
5886 Decide when to leave out move.
5887 (aarch64_output_mi_thunk): Call aarch64_add_constant.
5889 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
5891 * config/aarch64/aarch64.c (aarch64_layout_frame):
5892 Align FP callee-saves.
5894 2016-10-21 Jakub Jelinek <jakub@redhat.com>
5896 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
5897 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
5899 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
5900 _rdseed64_step): Likewise.
5901 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
5904 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
5905 and tree-ssanames.h.
5906 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
5907 with INTEGER_CST argument.
5908 (ix86_gimple_fold_builtin): New function.
5909 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
5911 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
5912 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
5913 (ranges_table_allocated, ranges_table_in_use,
5914 ranges_by_label_allocated, ranges_by_label_in_use,
5915 RANGES_TABLE_INCREMENT): Removed.
5916 (add_ranges_num): Use vec_safe_push into ranges_table.
5917 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
5918 (output_ranges): Adjust for ranges_table and ranges_by_label
5919 conversion from arrays to vec.
5920 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
5921 conversion from arrays to vec.
5922 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
5923 ranges_table_in_use, ranges_by_label_allocated and
5924 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
5926 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
5927 if needed. Re-add origin_die variable and its initialization.
5929 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
5930 even for -fstack-reuse=none, or for volatile vars etc.
5932 2016-10-21 David Malcolm <dmalcolm@redhat.com>
5934 * print-rtl-function.c (flag_compact): Move extern decl to...
5935 * print-rtl.h (flag_compact): ...here.
5936 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
5937 (ASSERT_RTL_DUMP_EQ): New macro.
5938 (selftest::test_dumping_regs): New function.
5939 (selftest::test_dumping_insns): New function.
5940 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
5942 (selftest::rtl_tests_c_tests): Call the new test functions.
5944 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5946 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
5947 (outgoing_edges_match): Likewise.
5948 (try_crossjump_to_edge): Likewise.
5949 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
5950 (rtl_tidy_fallthru_edge): Likewise.
5951 * rtl.h (tablejump_p): Adjust prototype.
5952 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
5954 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5956 * rtl.h (label_ref_label): New function.
5957 (set_label_ref_label): New function.
5958 (LABEL_REF_LABEL): Delete.
5959 * alias.c (rtx_equal_for_memref_p): Adjust.
5960 * cfgbuild.c (make_edges): Likewise.
5961 (purge_dead_tablejump_edges): Likewise.
5962 * cfgexpand.c (convert_debug_memory_address): Likewise.
5963 * cfgrtl.c (patch_jump_insn): Likewise.
5964 * combine.c (distribute_notes): Likewise.
5965 * cse.c (hash_rtx_cb): Likewise.
5966 (exp_equiv_p): Likewise.
5967 (fold_rtx): Likewise.
5968 (check_for_label_ref): Likewise.
5969 * cselib.c (rtx_equal_for_cselib_1): Likewise.
5970 (cselib_hash_rtx): Likewise.
5971 * emit-rtl.c (mark_label_nuses): Likewise.
5972 * explow.c (convert_memory_address_addr_space_1): Likewise.
5973 * final.c (output_asm_label): Likewise.
5974 (output_addr_const): Likewise.
5975 * gcse.c (add_label_notes): Likewise.
5976 * genconfig.c (walk_insn_part): Likewise.
5977 * genrecog.c (validate_pattern): Likewise.
5978 * ifcvt.c (cond_exec_get_condition): Likewise.
5979 (noce_emit_store_flag): Likewise.
5980 (noce_get_alt_condition): Likewise.
5981 (noce_get_condition): Likewise.
5982 * jump.c (maybe_propagate_label_ref): Likewise.
5983 (mark_jump_label_1): Likewise.
5984 (redirect_exp_1): Likewise.
5985 (rtx_renumbered_equal_p): Likewise.
5986 * lra-constraints.c (operands_match_p): Likewise.
5987 * print-rtl.c (print_value): Likewise.
5988 * reload.c (find_reloads): Likewise.
5989 * reload1.c (set_label_offsets): Likewise.
5990 * reorg.c (get_branch_condition): Likewise.
5991 * rtl-tests.c (test_uncond_jump): Likewise.
5992 * rtl.c (rtx_equal_p_cb): Likewise.
5993 (rtx_equal_p): Likewise.
5994 * rtlanal.c (reg_mentioned_p): Likewise.
5995 (rtx_referenced_p): Likewise.
5996 (get_condition): Likewise.
5997 * varasm.c (const_hash_1): Likewise.
5998 (compare_constant): Likewise.
5999 (const_rtx_hash_1): Likewise.
6000 (output_constant_pool_1): Likewise.
6002 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6005 * reload.c (find_valid_class_1): Allow regclass if atleast one
6006 regno in regclass is ok. Compute and use rclass size based on
6007 actually available regnos for mode in rclass.
6009 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
6011 * config/sparc/sparc-modes.def (CCV): New.
6013 * config/sparc/predicates.md (v_comparison_operator): New.
6014 (icc_comparison_operator): Add support for CCV/CCXV.
6015 (xcc_comparison_operator): Likewise.
6016 * config/sparc/sparc.c (output_cbranch): Likewise.
6017 (sparc_print_operand): Likewise.
6018 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
6019 (uaddvdi4): New expander.
6020 (addvdi4): Likewise.
6021 (uaddvdi4_sp32): New instruction.
6022 (addvdi4_sp32): Likewise.
6023 (uaddvsi4): New expander.
6024 (addvsi4): Likewise.
6025 (cmp_ccc_plus_sltu_set): New instruction.
6026 (cmp_ccv_plus): Likewise.
6027 (cmp_ccxv_plus): Likewise.
6028 (cmp_ccv_plus_set): Likewise.
6029 (cmp_ccxv_plus_set): Likewise.
6030 (cmp_ccv_plus_sltu_set): Likewise.
6031 (uaddvdi4): New expander.
6032 (subvdi4): Likewise.
6033 (usubdi4_sp32): New instruction.
6034 (subvdi4_sp32): Likewise.
6035 (usubvsi4): New expander.
6036 (subvsi4): Likewise.
6037 (cmpsi_minus_sltu_set): New instruction.
6038 (cmp_ccv_minus): Likewise.
6039 (cmp_ccxv_minus): Likewise.
6040 (cmp_ccv_minus_set): Likewise.
6041 (cmp_ccxv_minus_set): Likewise.
6042 (cmp_ccv_minus_sltu_set): Likewise.
6043 (unegvdi3): New expander.
6044 (negvdi3): Likewise.
6045 (unegdi3_sp32): New instruction.
6046 (negvdi3_sp32): Likewise.
6047 (unegvsi3): New expander.
6048 (negvsi3): Likewise.
6049 (cmp_ccc_neg_sltu_set): New instruction.
6050 (cmp_ccv_neg): Likewise.
6051 (cmp_ccxv_neg): Likewise.
6052 (cmp_ccv_neg_set): Likewise.
6053 (cmp_ccxv_neg_set): Likewise.
6054 (cmp_ccv_neg_sltu_set): Likewise.
6056 * tree-ssa-loop-split.c: Remove trailing spaces.
6057 * match.pd: Likewise.
6059 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6061 PR rtl-optimization/78038
6062 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
6063 be deduced to set REG through the RTL structure.
6064 (make_defs_and_copies_lists): Return false on a failing get_defs call.
6066 2016-10-21 Richard Biener <rguenther@suse.de>
6068 PR tree-optimization/78051
6069 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
6070 and mark replaced if folding did something.
6072 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
6074 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
6075 and "protected" in visibility types.
6076 (rs6000_xcoff_declare_function_name): Fix formatting.
6077 (rs6000_xcoff_declare_object_name): Fix formatting.
6079 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
6081 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
6082 and IX86_BUILTIN_HUGE_VALQ here ...
6083 (ix86_expand_builtin): ... not here.
6085 2016-10-20 Jakub Jelinek <jakub@redhat.com>
6087 * doc/gty.texi (for_user): Use @item next to @findex.
6089 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
6092 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
6093 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
6094 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
6095 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
6096 __builtin_ia32_lzcnt_u16.
6097 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
6098 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
6099 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
6100 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
6101 (bmi_tzcnt_<mode>): New expander.
6102 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6103 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
6104 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
6105 (lzcnt_<mode>): New expander.
6106 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6107 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
6108 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
6109 (UINT64_FTYPE_UINT64): New.
6110 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
6111 (__builtin_ia32_lzcnt_u16): New description.
6112 (__builtin_ia32_lzcnt_u32): Ditto.
6113 (__builtin_ia32_lzcnt_u64): Ditto.
6114 (__builtin_ctzs): Remove description.
6115 (__builtin_ia32_tzcnt_u16): New description.
6116 (__builtin_ia32_tzcnt_u32): Ditto.
6117 (__builtin_ia32_tzcnt_u64): Ditto.
6118 * config/i386/i386.c (ix86_expand_args_builtin): Handle
6119 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
6121 2016-10-20 Martin Liska <mliska@suse.cz>
6124 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
6125 comparison with STMT_UID_NOT_IN_RANGE.
6126 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
6129 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
6131 * compare-elim.c (conforming_compare): Accept UNSPECs.
6132 (find_comparison_dom_walker::before_dom_children): Deal with
6133 instructions both using and killing the flags register.
6134 (equivalent_reg_at_start): New function extracted from...
6135 (try_eliminate_compare): ...here. Use it and add support for
6136 registers and UNSPECs as second operand of the compare.
6137 * config/visium/visium-modes.def (CCV): New.
6138 * config/visium/predicates.md (visium_v_comparison_operator): New.
6139 (visium_branch_operator): Deal with CCV mode.
6140 * config/visium/visium.c (visium_select_cc_mode): Likewise.
6141 (output_cbranch): Likewise.
6142 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
6143 (uaddv<mode>4): New expander.
6144 (addv<mode>4): Likewise.
6145 (add<mode>3_insn_set_carry): New instruction.
6146 (add<mode>3_insn_set_overflow): Likewise.
6147 (addsi3_insn_set_overflow): Likewise.
6148 (usubv<mode>4): New expander.
6149 (subv<mode>4): Likewise.
6150 (sub<mode>3_insn_set_carry): New instruction.
6151 (sub<mode>3_insn_set_overflow): Likewise.
6152 (subsi3_insn_set_overflow): Likewise.
6153 (unegv<mode>3): New expander.
6154 (negv<mode>3): Likewise.
6155 (neg<mode>2_insn_set_overflow): New instruction.
6156 (addv_tst<mode>): Likewise.
6157 (subv_tst<mode>): Likewise.
6158 (negv_tst<mode>): Likewise.
6159 (cbranch<mode>4_addv_insn): New splitter and instruction.
6160 (cbranch<mode>4_subv_insn): Likewise.
6161 (cbranch<mode>4_negv_insn): Likewise.
6163 2016-10-20 Richard Biener <rguenther@suse.de>
6165 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
6166 Handle decls possibly not bound.
6167 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
6168 nothing_id for decls that might not be bound if we are interested
6170 (get_constraint_for_component_ref): Deal with that.
6172 2016-10-20 Michael Matz <matz@suse.de>
6175 * common.opt (-fsplit-loops): New flag.
6176 * passes.def (pass_loop_split): Add.
6177 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
6178 (enable_fdo_optimizations): Add loop splitting.
6179 * timevar.def (TV_LOOP_SPLIT): Add.
6180 * tree-pass.h (make_pass_loop_split): Declare.
6181 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
6182 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
6183 * tree-ssa-loop-split.c: New file.
6184 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
6185 * doc/invoke.texi (fsplit-loops): Document.
6186 * doc/passes.texi (Loop optimization): Add paragraph about loop
6189 2016-10-20 Richard Biener <rguenther@suse.de>
6191 * cgraphunit.c (analyze_functions): Set node->definition to
6192 false to signal symbol removal to debug_hooks->late_global_decl.
6193 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
6194 WPA signal symbol removal to the debuginfo machinery.
6195 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
6196 using early_finised to guard the we're called for symbol
6197 removal case look at the symtabs definition flag.
6198 (gen_variable_die): Remove redundant check.
6200 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6202 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
6204 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6206 PR tree-optimization/53979
6207 * match.pd ((a ^ b) | a -> a | b): New pattern.
6209 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
6211 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
6212 config/pa/pa64-hpux-lib.h.
6213 (PA_CRTBEGIN_HACK): Likewise.
6214 (DTOR_LIST_BEGIN): Likewise.
6216 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
6218 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
6219 register only if "in" and "out" are different registers.
6221 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
6223 * omp-low.c (pass_oacc_device_lower::gate): New method.
6224 (execute): Always call execute_oacc_device_lower.
6226 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6228 PR tree-optimization/77916
6229 PR tree-optimization/77937
6230 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
6232 (insert_initializers): Requirement of initializer for -1 should be
6233 based on pointer-typedness of the candidate basis.
6235 2016-10-19 Bin Cheng <bin.cheng@arm.com>
6237 PR tree-optimization/78005
6238 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
6239 upper (included) bound for niters of prolog loop.
6240 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
6241 Compute niters of scalar loop above which vectorized loop is
6242 preferred, as well as the upper (included) bound for the niters.
6243 (vect_do_peeling): Record niter bound for loops accordingly.
6245 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6248 * tree-core.h (enum tree_index): Put the complex types after their
6250 * tree-streamer.c (verify_common_node_recorded): New function.
6251 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
6253 2016-10-19 Martin Liska <mliska@suse.cz>
6255 * cgraph.h (cgraph_edge::binds_to_current_def_p):
6256 Replace NULL with false as a return value.
6258 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6260 PR tree-optimization/78024
6261 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
6262 don't clear BB_VISITED after processing.
6264 2016-10-19 Richard Biener <rguenther@suse.de>
6266 * domwalk.c (dom_walker::walk): Use RPO order.
6268 2016-10-19 Richard Biener <rguenther@suse.de>
6270 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
6272 (evrp_dom_walker::~evrp_dom_walker): Free it.
6273 (evrp_dom_walker::stmts_to_remove): Add.
6274 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
6275 whose output we fully propagate for removal. Propagate
6276 into BB destination PHI arguments.
6277 (execute_early_vrp): Remove queued stmts. Dump value ranges
6278 before stmt removal.
6280 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
6282 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
6283 * passes.def: Add two instances of pass_walloca.
6284 * tree-pass.h (make_pass_walloca): New.
6285 * gimple-ssa-warn-alloca.c: New file.
6286 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
6287 -Wvla-larger-than= options.
6289 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
6291 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
6292 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
6294 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
6296 * config/rs6000/altivec.h (vec_xl_len): New macro.
6297 (vec_xst_len): New macro.
6298 (vec_cmpnez): New macro.
6299 (vec_cntlz_lsbb): New macro.
6300 (vec_cnttz_lsbb): New macro.
6301 (vec_xlx): New macro.
6302 (vec_xrx): New macro.
6303 (vec_all_nez): New C++ predicate template.
6304 (vec_any_eqz): New C++ predicate template.
6305 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
6306 conditional compilation.
6307 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
6308 conditional compilation.
6309 (vec_all_nez): New macro.
6310 (vec_any_eqz): New macro.
6311 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
6313 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
6315 * config/rs6000/vector.md (VI): Moved this mode iterator
6316 definition from altivec.md to vector.md.
6317 (UNSPEC_NEZ_P): New value.
6318 (vector_ne_<mode>_p): New expansion for implementation of
6319 vec_all_ne and vec_any_eq built-in functions.
6320 (vector_nez_<mode>_p): New expansion for implementation of
6321 vec_all_nez and vec_any_eqz built-in functions.
6322 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
6323 and vec_any_eq built-in function.
6324 (cr6_test_for_zero): New commentary to explain this expansion.
6325 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
6326 (cr6_test_for_lt): New commentary to explain this expansion.
6327 (cr6_test_for_lt_reverse): New commentary to explain this
6329 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6330 overloaded function prototypes for vec_all_ne, vec_all_nez,
6331 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
6332 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
6334 (altivec_resolve_overloaded_builtin): Modify the handling of
6335 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
6336 the compiler is configured to support TARGET_P9_VECTOR.
6337 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
6338 to explain the special processing that is given to predicate
6339 built-ins introduced using this macro.
6340 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
6341 the special processing given to predicate built-ins introduced
6343 (BU_VSX_P): Likewise.
6344 (BU_P8V_AV_P): Likewise.
6345 (BU_P9V_AV_P): Likewise.
6346 (BU_P9V_AV_X): New macro.
6347 (BU_P9V_64BIT_AV_X): New macro.
6348 (BU_P9V_VSX_3): New macro.
6349 (BU_P9V_OVERLOAD_P): New macro.
6350 (LXVL): New BU_P9V_64BIT_VSX_2.
6351 (VEXTUBLX): New BU_P9V_AV_2.
6352 (VEXTUBRX): Likewise.
6353 (VEXTUHLX): Likewise.
6354 (VEXTUHRX): Likewise.
6355 (VEXTUWLX): Likewise.
6356 (VEXTUWRX): Likewise.
6357 (STXVL): New BU_P9V_64BIT_AV_X.
6358 (VCLZLSBB): New BU_P9V_AV_1.
6359 (VCTZLSBB): Likewise.
6360 (CMPNEB): New BU_P9V_AV_2.
6365 (VCMPNEB_P): New BU_P9V_AV_P.
6366 (VCMPNEH_P): Likewise.
6367 (VCMPNEW_P): Likewise.
6368 (VCMPNED_P): Likewise.
6369 (VCMPNEFP_P): Likewise.
6370 (VCMPNEDP_P): Likewise.
6371 (CMPNEZB): New BU_P9V_AV_2.
6372 (CMPNEZH): Likewise.
6373 (CMPNEZW): Likewise.
6374 (VCMPNEZB_P): New BU_P9V_AV_P.
6375 (VCMPNEZH_P): Likewise.
6376 (VCMPNEZW_P): Likewise.
6377 (LXVL): New BU_P9V_OVERLOAD_2.
6378 (STXVL): New BU_P9V_OVERLOAD_3.
6379 (VEXTULX): New BU_P9V_OVERLOAD_2.
6380 (VEXTURX): Likewise.
6382 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
6383 (VCMPNE_P): Likewise.
6384 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
6385 (VCTZLSBB): Likewise.
6386 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
6387 comment to explain mode used for scratch register.
6388 (altivec_expand_stxvl_builtin): New function.
6389 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
6390 (altivec_init_builtins): Add initialized variable
6391 void_ftype_v16qi_pvoid_long and use this type to define the
6392 built-in function __builtin_altivec_stxvl.
6393 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
6394 (UNSPEC_STXVL): New value.
6395 (UNSPEC_VCLZLSBB): New value.
6396 (UNSPEC_VCTZLSBB): New value.
6397 (UNSPEC_VEXTUBLX): New value.
6398 (UNSPEC_VEXTUHLX): New value.
6399 (UNSPEC_VEXTUWLX): New value.
6400 (UNSPEC_VEXTUBRX): New value.
6401 (UNSPEC_VEXTUHRX): New value.
6402 (UNSPEC_VEXTUWRX): New value.
6403 (UNSPEC_VCMPNEB): New value.
6404 (UNSPEC_VCMPNEZB): New value.
6405 (UNSPEC_VCMPNEH): New value.
6406 (UNSPEC_VCMPNEZH): New value.
6407 (UNSPEC_VCMPNEW): New value.
6408 (UNSPEC_VCMPNEZW): New value.
6409 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
6410 vector of integer modes.
6411 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
6412 vector of float or double modes.
6413 (*vector_nez_<mode>_p): New insn for vector test all not equal or
6415 (lxvl): New expand for load VSX vector with length.
6416 (*lxvl): New insn for load VSX vector with length.
6417 (stxvl): New expand for store VSX vector with length.
6418 (*stxvl): New insn for store VSX vector with length.
6419 (vcmpneb): New insn for vector of byte compare not equal.
6420 (vcmpnezb): New insn for vector of byte compare not equal or zero.
6421 (vcmpneh): New insn for vector of half word compare not equal.
6422 (vcmpnezh): New insn for vector of half word compare not equal or
6424 (vcmpnew): New insn for vector of word compare not equal.
6425 (vcmpne<VSs>): New insn for vector of float or double compare not
6427 (vcmpnezw): New insn for vector of word compare not equal or zero.
6428 (vclzlsbb): New insn for vector count leading zero
6429 least-significant bits byte.
6430 (vctzlsbb): New insn for vector count trailing zero least
6431 signficant bits byte.
6432 (vextublx): New insn for vector extract unsigned byte left
6434 (vextubrx): New insn for vector extract unsigned byte right
6436 (vextuhlx): New insn for vector extract unsigned half word left
6438 (vextuhrx): New insn for vector extract unsigned half word right
6440 (vextuwlx): New insn for vector extract unsigned word left
6442 (vextuwrx): New insn for vector extract unsigned word right
6444 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
6445 clarify intent of this constant.
6446 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
6447 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
6448 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
6449 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
6450 and vec_xrx functions.
6452 2016-10-18 Andrew Pinski <apinski@cavium.com>
6455 * predict.c (is_exit_with_zero_arg): New function.
6456 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
6459 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
6462 * config/i386/i386.c (legitimize_tls_address)
6463 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
6464 convert dest to Pmode if different than Pmode.
6466 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6468 PR tree-optimization/77916
6469 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
6470 stopgap fix, as pointers with -1 increment are still broken.
6472 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
6474 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
6475 mapping class decoration from here...
6476 (rs6000_xcoff_encode_section): ...to here.
6478 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
6479 if shrink-wrapping and optimizing for speed.
6481 2016-10-18 Richard Biener <rguenther@suse.de>
6483 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
6484 not visited but non-executable predecessors. Return taken edge.
6485 Simplify conditions and refactor propagation vs. folding step.
6487 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
6489 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
6490 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
6491 (rs6000_get_separate_components): Assert we do not have those
6492 strategies selected.
6494 2016-10-18 Richard Biener <rguenther@suse.de>
6496 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
6497 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
6499 (substitute_and_fold_dom_walker): Adjust constructor.
6500 (substitute_and_fold_dom_walker::before_dom_children): Remove
6501 do_dce flag and handling (always true).
6502 (substitute_and_fold): Likewise.
6503 * tree-vrp.c (vrp_finalize): Adjust.
6504 (execute_early_vrp): Remove final BB_VISITED clearing.
6505 * tree-ssa-ccp.c (ccp_finalize): Adjust.
6506 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6507 * ira.c (ira): Call clear_bb_flags.
6509 2016-10-18 Richard Biener <rguenther@suse.de>
6511 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
6512 get at the operand to look at with TREE_OPERAND for generic
6515 2016-10-18 David Malcolm <dmalcolm@redhat.com>
6517 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
6519 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
6520 (write_test_expr): Use rtx_reader_ptr for calls to
6522 (write_attr_value): Likewise.
6523 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
6524 call to print_md_ptr_loc.
6525 (write_one_condition): Likewise for calls to print_c_condition.
6526 * genconstants.c: Include "statistics.h" and "vec.h".
6527 (main): Update for conversion to member functions.
6528 * genemit.c (emit_c_code): Use rtx_reader_ptr for
6529 call to print_md_ptr_loc.
6530 * genenums.c: Include "statistics.h" and "vec.h".
6531 (main): Update for conversion of traverse_enum_types to a method.
6532 * genmddeps.c: Include "statistics.h" and "vec.h".
6533 * genoutput.c (process_template): Use rtx_reader_ptr for call to
6535 * genpreds.c (write_predicate_subfunction): Likewise.
6536 (write_predicate_expr): Likewise for calls to print_c_condition.
6537 * genrecog.c (print_test): Likewise.
6538 * gensupport.c (process_rtx): Likewise for calls to
6539 copy_md_ptr_loc and join_c_conditions.
6540 (alter_test_for_insn): Likewise for call to join_c_conditions.
6541 (process_substs_on_one_elem): Likewise.
6542 (gen_mnemonic_setattr): Update for move of string_obstack to a
6543 field of rtx_reader.
6544 (mnemonic_htab_callback): Likewise. Fix formatting.
6545 (gen_mnemonic_attr): Likewise.
6546 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
6547 to print_c_condition.
6548 * read-md.c: Include "statistics.h" and "vec.h".
6549 (string_obstack): Convert this global to field "m_string_obstack"
6550 of class rtx_reader.
6551 (ptr_locs): Likewise, as "m_ptr_locs".
6552 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
6553 (joined_conditions): Likewise, as "m_joined_conditions".
6554 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
6555 (md_constants): Likewise, as "m_md_constants".
6556 (enum_types): Likewise, as "m_enum_types".
6557 (set_md_ptr_loc): Convert to...
6558 (rtx_reader::set_md_ptr_loc): ...member function.
6559 (get_md_ptr_loc): Convert to...
6560 (rtx_reader::get_md_ptr_loc): ...member function.
6561 (copy_md_ptr_loc): Convert to...
6562 (rtx_reader::copy_md_ptr_loc): ...member function.
6563 (fprint_md_ptr_loc): Convert to...
6564 (rtx_reader::fprint_md_ptr_loc): ...member function.
6565 (print_md_ptr_loc): Convert to...
6566 (rtx_reader::print_md_ptr_loc): ...member function.
6567 (join_c_conditions): Convert to...
6568 (rtx_reader::join_c_conditions): ...member function.
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 (read_name): Convert to...
6574 (rtx_reader::read_name): ...member function.
6575 (read_escape): Convert to...
6576 (rtx_reader::read_escape): ...member function.
6577 (read_quoted_string): Convert to...
6578 (rtx_reader::read_quoted_string): ...member function.
6579 (read_braced_string): Convert to...
6580 (rtx_reader::read_braced_string): ...member function.
6581 (read_string): Convert to...
6582 (rtx_reader::read_string): ...member function.
6583 (read_skip_construct): Convert to...
6584 (rtx_reader::read_skip_construct): ...member function.
6585 (handle_constants): Convert to...
6586 (rtx_reader::handle_constants): ...member function.
6587 (traverse_md_constants): Convert to...
6588 (rtx_reader::traverse_md_constants): ...member function.
6589 (handle_enum): Convert to...
6590 (rtx_reader::handle_enum): ...member function.
6591 (lookup_enum_type): Convert to...
6592 (rtx_reader::lookup_enum_type): ...member function.
6593 (traverse_enum_types): Convert to...
6594 (rtx_reader::traverse_enum_types): ...member function.
6595 (rtx_reader::rtx_reader): Move initializations
6596 of various former global data from rtx_reader::read_md_files to
6597 here, as fields, along with the call to unlock_std_streams.
6598 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
6600 (rtx_reader::read_md_files): Move initializations of various
6601 global data from here to the ctor.
6602 * read-md.h (read_name): Convert to...
6603 (rtx_reader::read_name): ...member function.
6604 (rtx_reader::read_escape): New method decl.
6605 (read_quoted_string): Convert to...
6606 (rtx_reader::read_quoted_string): ...member function.
6607 (rtx_reader::read_braced_string): New method decl.
6608 (read_string): Convert to...
6609 (rtx_reader::read_string): ...member function.
6610 (rtx_reader::read_skip_construct): New method decl.
6611 (rtx_reader::set_md_ptr_loc): New method decl.
6612 (rtx_reader::get_md_ptr_loc): New method decl.
6613 (copy_md_ptr_loc): Convert to...
6614 (rtx_reader::copy_md_ptr_loc): ...member function.
6615 (fprint_md_ptr_loc): Convert to...
6616 (rtx_reader::fprint_md_ptr_loc): ...member function.
6617 (print_md_ptr_loc): Convert to...
6618 (rtx_reader::print_md_ptr_loc): ...member function.
6619 (rtx_reader::lookup_enum_type): New method decl.
6620 (rtx_reader::traverse_enum_types): New method decl.
6621 (rtx_reader::handle_constants): New method decl.
6622 (traverse_md_constants): Convert to...
6623 (rtx_reader::traverse_md_constants): ...member function.
6624 (rtx_reader::handle_enum): New method decl.
6625 (rtx_reader::join_c_conditions): New method decl.
6626 (fprint_c_condition): Convert to...
6627 (rtx_reader::fprint_c_condition): ...member function.
6628 (print_c_condition): Convert to...
6629 (rtx_reader::print_c_condition): ...member function.
6630 (rtx_reader::apply_iterator_to_string): New method decl.
6631 (rtx_reader::copy_rtx_for_iterators): New method decl.
6632 (rtx_reader::read_conditions): New method decl.
6633 (rtx_reader::record_potential_iterator_use): New method decl.
6634 (rtx_reader::read_mapping): New method decl.
6635 (rtx_reader::read_rtx): New method decl.
6636 (rtx_reader::read_rtx_code): New method decl.
6637 (rtx_reader::read_rtx_operand): New method decl.
6638 (rtx_reader::read_nested_rtx): New method decl.
6639 (rtx_reader::read_rtx_variadic): New method decl.
6640 (rtx_reader::get_string_obstack): New method.
6641 (rtx_reader::get_md_constants): New method.
6642 (string_obstack): Convert global variable decl to...
6643 (rtx_reader::m_string_obstack): ...this new field.
6644 (rtx_reader::m_ptr_locs): New field.
6645 (rtx_reader::m_ptr_loc_obstack): New field.
6646 (rtx_reader::m_joined_conditions): New field.
6647 (rtx_reader::m_joined_conditions_obstack): New field.
6648 (rtx_reader::m_md_constants): New field.
6649 (rtx_reader::m_enum_types): New field.
6650 * read-rtl.c (apply_iterator_to_string): Convert to...
6651 (rtx_reader::apply_iterator_to_string): ...member function.
6652 (copy_rtx_for_iterators): Convert to...
6653 (rtx_reader::copy_rtx_for_iterators): ...member function.
6654 (add_condition_to_string): Use rtx_reader_ptr for
6655 calls join_c_conditions.
6656 (apply_iterators): Use rtx_reader_ptr for calls to
6657 join_c_conditions and copy_rtx_for_iterators.
6658 (read_conditions): Convert to...
6659 (rtx_reader::read_conditions): ...member function.
6660 (record_potential_iterator_use): Convert to...
6661 (rtx_reader::record_potential_iterator_use): ...member function.
6662 (read_mapping): Convert to...
6663 (rtx_reader::read_mapping): ...member function.
6664 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
6665 (read_rtx): Convert to...
6666 (rtx_reader::read_rtx): ...member function.
6667 (read_rtx_code): Convert to...
6668 (rtx_reader::read_rtx_code): ...member function.
6669 (read_rtx_operand): Convert to...
6670 (rtx_reader::read_rtx_operand): ...member function. Update for move
6671 of string_obstack to a field.
6672 (read_nested_rtx): Convert to..
6673 (rtx_reader::read_nested_rtx): ...member function.
6674 (read_rtx_variadic): Convert to..
6675 (rtx_reader::read_rtx_variadic): ...member function.
6677 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6679 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
6681 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6683 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
6684 for pointer type too.
6685 (ipcp_update_vr): set_ptr_nonnull for pointer.
6687 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6689 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
6690 pt_solution_singleton_p.
6691 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
6692 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
6693 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
6694 pointer nonnull computed by VRP.
6695 Also Conservatively set pt.null to 1.
6696 (pt_solution_reset): Conservatively set pt.null to 1.
6697 (pt_solution_singleton_or_null_p): Renamed from
6698 pt_solution_singleton_p.
6699 * tree-ssanames.h (set_ptr_nonnull): Declare.
6700 (get_ptr_nonnull): Likewise.
6701 * tree-ssanames.c (set_ptr_nonnull): New.
6702 (get_ptr_nonnull): Likewise.
6703 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
6704 (evrp_dom_walker::before_dom_children): Likewise.
6706 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6708 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6709 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6710 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6711 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6712 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
6713 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6714 (rs6000_option_override_internal): Clear it if ABI_AIX.
6715 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6716 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
6718 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6720 * gimple-ssa-strength-reduction.c (record_increment): Remove
6723 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6725 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
6726 that the result is non-zero if it is true.
6727 (maybe_expand_shift): New wrapper around expand_shift_1.
6728 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
6730 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6732 PR tree-optimization/77916
6733 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
6734 Don't allow a MINUS_EXPR for pointer arithmetic for either known
6736 (record_increment): Increments of -1 for unknown strides just use
6737 a multiply initializer like other negative values.
6738 (analyze_increments): Remove stopgap solution for -1 increment
6739 applied to pointer arithmetic.
6741 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
6743 * dominance.c (dom_info::dom_info): Add new constructor for region
6744 which is vector of basic blocks.
6745 (dom_init): New method to initialize members common for both
6747 (dom_info::dom_info): Invoke dom_init for partial initialization.
6748 (dom_info::get_idom): Add check to corner cases on basic blocks which
6750 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
6751 to detect unreachable bbs.
6752 (dom_info::calc_idoms): Likewise.
6753 (compute_dom_fast_query_in_region): New function.
6754 (calculate_dominance_info_for_region): Likewise.
6755 (free_dominance_info_for_region): Likewise.
6756 * dominance.h: Add prototypes for introduced region-based functions
6757 * tree-if-conv.c (build_region): New function.
6758 (if_convertible_loop_p_1): Invoke local version of post-dominators
6759 calculation before basic block predication with subsequent freeing
6760 post-dominator info.
6761 (tree_if_conversion): Remove free of post-dominator info
6762 (pass_if_conversion::execute): Delete detection of infinite loops
6763 and fake edges to exit block since post-dominator calculation is
6764 performed per if-converted loop only.
6766 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
6769 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
6770 register explicitly.
6771 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
6772 optimizing for size.
6774 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6776 * config/aarch64/aarch64.c: Delete inclusion of
6777 cortex-a57-fma-steering.h.
6778 (aarch64_override_options): Delete call
6779 to aarch64_register_fma_steering.
6780 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
6781 * config/aarch64/cortex-a57-fma-steering.h: Delete.
6782 * config/aarch64/aarch64-passes.def: New file.
6783 * config/aarch64/cortex-a57-fma-steering.c
6784 (aarch64_register_fma_steering): Delete definition.
6785 (make_pass_fma_steering): Remove static qualifier.
6786 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
6787 (cortex-a57-fma-steering.o): Remove dependency on
6788 cortex-a57-fma-steering.h.
6790 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6792 * explow.c (validize_mem): Do not modify the argument in-place.
6794 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
6796 * tree-streamer.c (record_common_node): Explicitly list expected
6799 2016-10-17 Richard Biener <rguenther@suse.de>
6801 PR tree-optimization/77988
6802 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
6804 2016-10-17 Marek Polacek <polacek@redhat.com>
6806 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
6808 2016-10-17 Richard Biener <rguenther@suse.de>
6810 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
6813 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6815 PR tree-optimization/71636
6816 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
6818 2016-10-17 Richard Biener <rguenther@suse.de>
6820 * gimplify.c (gimplify_function_tree): Do not move the outer
6823 2016-10-17 Jakub Jelinek <jakub@redhat.com>
6825 * langhooks.h (struct lang_hooks_for_decls): Remove
6826 function_decl_explicit_p, function_decl_deleted_p and
6827 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
6828 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
6829 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
6830 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
6831 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
6832 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
6833 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
6834 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
6835 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
6836 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
6837 * langhooks.c (lhd_decl_dwarf_attribute): New function.
6838 * dwarf2out.c (gen_subprogram_die): Use
6839 lang_hooks.decls.decl_dwarf_attribute instead of
6840 lang_hooks.decls.function_decl_*.
6842 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
6846 * common.opt (-ftrampolines): New option.
6847 * doc/invoke.texi (Code Gen Options): Document it.
6848 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
6849 * doc/tm.texi: Regenerate.
6850 * builtins.def: Add init_descriptor and adjust_descriptor.
6851 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
6852 on platforms with descriptors.
6853 (expand_builtin_init_descriptor): New function.
6854 (expand_builtin_adjust_descriptor): Likewise.
6855 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
6856 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
6857 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
6858 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
6859 Set STATIC_CHAIN_REG_P on the static chain register, if any.
6860 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
6861 (expand_call): Likewise. Move around call to prepare_call_address
6862 and pass all flags to it.
6863 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
6864 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
6865 (gimple_call_set_by_descriptor): New setter.
6866 (gimple_call_by_descriptor_p): New getter.
6867 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
6868 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
6869 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
6870 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
6871 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
6872 * rtl.h (STATIC_CHAIN_REG_P): New macro.
6873 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
6874 * target.def (custom_function_descriptors): New POD hook.
6875 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
6876 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
6877 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
6878 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
6879 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
6880 (build_common_builtin_nodes): Initialize init_descriptor and
6882 * tree-nested.c: Include target.h.
6883 (struct nesting_info): Add 'any_descr_created' field.
6884 (get_descriptor_type): New function.
6885 (lookup_element_for_decl): New function extracted from...
6886 (create_field_for_decl): Likewise.
6887 (lookup_tramp_for_decl): ...here. Adjust.
6888 (lookup_descr_for_decl): New function.
6889 (convert_tramp_reference_op): Deal with descriptors.
6890 (build_init_call_stmt): New function extracted from...
6891 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
6892 * defaults.h (FUNCTION_ALIGNMENT): Define.
6893 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
6894 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
6895 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
6896 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
6897 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
6899 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
6901 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
6902 constants in CONST_VECTORs.
6904 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
6906 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
6907 register as destination of bmask.
6908 (vector_init_bshuffle): Likewise.
6909 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
6910 (bmaskdi_vis): Enable only in 64-bit mode.
6912 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
6914 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
6915 make LR a separately shrink-wrapped component unless savres_strategy
6916 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
6917 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
6918 wrapping when not both {SAVE,REST}_INLINE_GPRS.
6920 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
6922 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
6923 and keep looping on failure.
6925 2016-10-14 David Malcolm <dmalcolm@redhat.com>
6927 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
6929 (print_rtx_function): Update example in comment for...
6930 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
6931 non-virtual pseudos with a '%' sigil followed by the regno, offset
6932 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
6933 pseudo is dumped as "%0".
6935 2016-10-14 Jakub Jelinek <jakub@redhat.com>
6938 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
6941 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
6943 * config/sparc/sparc-passes.def: New file.
6944 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
6945 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
6946 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
6948 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
6950 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
6951 loop peel to loops with exit test at the beginning.
6953 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
6955 PR rtl-optimization/68212
6956 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
6957 frequency when computing scale factor for peeled copies.
6958 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
6959 values for switch/peel blocks/edges.
6961 2016-10-14 Pedro Alves <palves@redhat.com>
6963 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
6965 2016-10-14 Catherine Moore <clm@codesourcery.com>
6967 * config/mips/mips.c (mips_prepare_pch_save): Initialize
6968 micromips_globals to zero.
6970 2016-10-14 Richard Biener <rguenther@suse.de>
6972 PR tree-optimization/77979
6973 * tree-vrp.c (compare_name_with_value): Handle released SSA names
6974 in the equivalency sets.
6975 (compare_names): Likewise.
6977 2016-10-14 Martin Liska <mliska@suse.cz>
6979 * builtins.h(target_char_cst_p): Declare the function.
6980 * builtins.c (fold_builtin_memchr): Remove.
6981 (target_char_cst_p): Move the function from gimple-fold.c.
6982 (fold_builtin_3): Do not call the function.
6983 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
6984 (gimple_fold_builtin): Call the function.
6985 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
6987 2016-10-14 Martin Liska <mliska@suse.cz>
6989 * builtins.c (fold_builtin_strcmp): Remove function.
6990 (fold_builtin_strncmp): Likewise.
6991 (fold_builtin_2): Remove call of the function.
6992 (fold_builtin_3): Likewise.
6993 * fold-const-call.c (fold_const_call): Add constant folding
6994 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
6995 * fold-const-call.h (build_cmp_result): Declare the function.
6996 * gimple-fold.c (gimple_load_first_char): New function.
6997 (gimple_fold_builtin_string_compare): Likewise.
6998 (gimple_fold_builtin): Call the function.
7000 2016-10-14 Nathan Sidwell <nathan@acm.org>
7002 * gcov-io.c (gcov_open): Deconstify 'mode'.
7004 2016-10-14 Martin Liska <mliska@suse.cz>
7006 * fold-const.c (c_getstr): Support of properly \0-terminated
7007 string constants. New argument is added.
7008 * fold-const.h: New argument is added.
7010 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7012 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
7014 (aarch64_print_hint_for_core): Likewise.
7015 (aarch64_print_hint_for_arch): Likewise.
7016 (aarch64_validate_march): Use it. Fix indentation in type signature.
7017 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
7018 (aarch64_validate_mtune): Likewise.
7019 (aarch64_handle_attr_arch): Likewise.
7020 (aarch64_handle_attr_cpu): Likewise.
7021 (aarch64_handle_attr_tune): Likewise.
7023 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7025 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
7028 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
7030 * config/m68k/m68k.c (m68k_option_override): Check
7031 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
7032 instead of stack_limit_rtx.
7034 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7036 * dwarf2out.c (gen_member_die): Handle inline static data member
7039 2016-10-13 Nathan Sidwell <nathan@acm.org>
7041 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
7042 gcov_var.mode. Remove unnecessary fstat.
7044 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
7047 * function.c (thread_prologue_and_epilogue_insns): Call all
7048 make_*logue_seq in the same order as traditional. Call them
7049 all a second time if shrink_wrapped_separate.
7051 2016-10-13 Marek Polacek <polacek@redhat.com>
7053 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
7054 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
7057 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7059 PR tree-optimization/77937
7060 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
7061 to infinite when we have a pointer with an increment of -1.
7063 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7065 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
7067 * memmodel.h: This file.
7068 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
7069 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
7070 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
7071 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
7072 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
7073 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
7074 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
7075 compare-elim.c, config/aarch64/aarch64-builtins.c,
7076 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
7077 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
7078 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
7079 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
7080 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
7081 config/darwin.c, config/epiphany/epiphany.c,
7082 config/epiphany/mode-switch-use.c,
7083 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
7084 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
7085 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
7086 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
7087 config/m68k/m68k.c, config/mcore/mcore.c,
7088 config/microblaze/microblaze.c, config/mmix/mmix.c,
7089 config/mn10300/mn10300.c, config/moxie/moxie.c,
7090 config/msp430/msp430.c, config/nds32/nds32-cost.c,
7091 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
7092 config/nds32/nds32-memory-manipulation.c,
7093 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
7094 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
7095 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
7096 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
7097 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
7098 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
7099 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
7100 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
7101 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
7102 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
7103 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
7104 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
7105 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
7106 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
7107 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
7108 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
7109 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
7110 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
7111 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
7112 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
7113 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
7114 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
7115 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
7116 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
7117 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
7118 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
7119 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
7120 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
7121 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
7122 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
7123 var-tracking.c, varasm.c: Include memmodel.h.
7124 * genattrtab.c (write_header): Include memmodel.h in generated file.
7125 * genautomata.c (main): Likewise.
7126 * gengtype.c (open_base_files): Likewise.
7127 * genopinit.c (main): Likewise.
7128 * genconditions.c (write_header): Include memmodel.h earlier in
7130 * genemit.c (main): Likewise.
7131 * genoutput.c (output_prologue): Likewise.
7132 * genpeep.c (main): Likewise.
7133 * genpreds.c (write_insn_preds_c): Likewise.
7134 * genrecog.c (write_header): Likewise.
7135 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
7137 2016-10-13 David Malcolm <dmalcolm@redhat.com>
7139 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
7140 for new "compact" param of print_rtx_function. Check for "cinsn"
7142 * print-rtl-function.c (flag_compact): New decl.
7143 (print_rtx_function): Add param "compact" and use it to set
7144 flag_compact, adding a description of the effect to the leading
7145 comment, and updating the example output.
7146 * print-rtl.c (flag_compact): New variable.
7147 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
7149 (print_rtx_operand_code_i): When printing source locations, wrap
7150 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
7151 (print_rtx_operand_code_r): Don't print regnos for hard regs and
7152 virtuals in compact mode.
7153 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
7154 apart from in LABEL_REFs.
7155 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
7156 Don't print basic block ids in compact mode.
7157 (print_rtx): In compact mode, prefix the code of insns with "c",
7158 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
7159 * print-rtl.h (print_rtx_function): Add "compact" param.
7161 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7163 * arm.h (TARGET_VFP): Delete.
7164 (TARGET_VFPD32): Remove references to TARGET_VFP.
7165 (TARGET_VFP3, TARGET_VFP5): Likewise.
7166 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
7167 (TARGET_NEON_FP16): Likewise.
7168 (TARGET_FMA): Likewise.
7169 (TARGET_CRYPTO): Likewise.
7170 (TARGET_NEON): Likewise.
7171 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
7172 (FUNCTION_ARG_REGNO_P): Likewise.
7173 * arm.c (arm_option_check_internal): Likewise.
7174 (arm_option_override): Likewise.
7175 (use_return_insn): Likewise.
7176 (arm_function_value_regno_p): Likewise.
7177 (arm_apply_result_size): Likewise.
7178 (use_vfp_abi): Likewise.
7179 (arm_legitimate_address_outer_p): Likewise.
7180 (thumb2_legitimate_address_p): Likewise.
7181 (arm_legitimate_index_p): Likewise.
7182 (thumb2_legitimate_index_p): Likewise.
7183 (arm_legitimate_address): Likewise.
7184 (arm_get_vfp_saved_size): Likewise.
7185 (arm_emit_vfp_multi_reg_pop): Likewise.
7186 (arm_get_frame_offsets): Likewise.
7187 (arm_save_coproc_regs): Likewise.
7188 (arm_hard_regno_mode_ok): Likewise.
7189 (arm_expand_epilogue_apcs_frame): Likewise.
7190 (arm_expand_epilogue): Likewise.
7191 (arm_file_start): Likewise.
7192 (arm_conditional_register_usage): Likewise.
7193 (arm_validize_comparison): Use vfp_compare_operand directly.
7194 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
7195 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
7197 (arm_atomic_assign_expand_fenv): Likewise.
7198 * arm.md (divsf3): Likewise.
7199 (arm_negsi2): Likewise.
7201 (arm_movdi): Likewise.
7202 (arm_movt): Likewise.
7203 (cbranchsf4): Change predicate to vfp_compare_operand.
7204 (cbranchdf4): Change predicate to vfp_compare_operand.
7205 (cstorehf4): Change predicate to vfp_compare_operand.
7206 (cstoresf4): Change predicate to vfp_compare_operand.
7207 (cstoredf4): Change predicate to vfp_compare_operand.
7208 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
7209 (movhi_insn_arch4, movhi_bytes): Likewise.
7210 * constraints.md (Dt): Likewise.
7212 * iterators.md (SDF): Likewise.
7213 * predicates.md (arm_float_compare_operand): Delete.
7214 (const_double_vcvt_power_of_two_reciprocal): Remove references to
7216 (const_double_vcvt_power_of_two): Likewise.
7217 * thumb2.md thumb2_movsi_insn): Likewise.
7218 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
7219 (movhf_vfp): Likewise.
7220 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
7221 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
7222 (movsf_vfp, thumb2_movsf_vfp): Likewise.
7223 (movdf_vfp, thumb2_movdf_vfp): Likewise.
7224 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
7225 (subsf3_vfp, divsf3_vfp): Likewise.
7226 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
7227 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
7228 (mulsf3negsfsubsf_vfp): Likewise.
7229 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
7230 (floatunssisf2, sqrtsf2_vfp): Likewise.
7231 (movcc_vfp): Likewise.
7232 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
7233 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
7234 (push_multi_vfp): Likewise.
7235 (set_fpscr, get_fpscr): Likewise.
7236 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
7238 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7240 * arm.h (TARGET_VFP): Unconditionally define to 1.
7241 (arm_fpu_desc): Remove 'model' field.
7242 (TARGET_FPU_MODEL): Delete.
7243 * arm.c (all_fpus): Don't initialize the model field.
7244 (arm_can_inline_p): Don't check the FPU model.
7245 * arm-fpus.def: Remove redundant model field from all FPU
7248 2016-10-13 Richard Biener <rguenther@suse.de>
7251 * genmatch.c (struct capture): Add value_match member.
7252 (commutate): Preserve value_match.
7253 (lower_opt_convert): Likewise.
7254 (lower_cond): Likewise.
7255 (replace_id): Likewise.
7256 (struct dt_operand): Add value_match member.
7257 (decision_tree::cmp_node): Compare it.
7258 (decision_tree::insert_operand): Honor it when finding and
7259 when appending a DT_MATCH.
7260 (dt_operand::gen_match_op): Generate a type check after
7261 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
7262 (parser::get_internal_capture_id): New helper.
7263 (parser::finish_match_operand): New function lowering @@<id>.
7264 (parser::parse_capture): Parse @@<id> as value-match.
7265 (parser::parse_expr): Use get_internal_capture_id.
7266 (parser::parse_simplify): Call finish_match_operand.
7267 (walk_captures): New helper.
7268 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
7270 ((X /[ex] A) * A -> X): Likewise.
7271 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
7272 convert[12] and value-matching.
7273 ((A | B) & (A | C) -> A | (B & C)): Likewise.
7274 ((X | Y) | Y -> X | Y): Likewise.
7275 ((X ^ Y) ^ Y -> X): Likewise.
7276 (A - (A & B) -> ~B & A): Likewise.
7277 ((T)(P + A) - (T)P -> (T) A): Likewise.
7278 ((T)P - (T)(P + A) -> -(T) A): Likewise.
7279 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
7280 * doc/match-and-simplify.texi: Amend capture section.
7282 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
7284 * config/arc/arc.md (umul_600): Remove predicated variant.
7285 (umul64_600): Likewise.
7287 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
7289 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
7291 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7293 * tree-vect-loop.c (loop_niters_no_overflow): New func.
7294 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
7295 no-overflow information to vect_do_peeling_for_loop_bound and
7296 vect_gen_vector_loop_niters.
7298 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7300 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
7303 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7305 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
7306 adjust_vec automatically.
7307 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
7308 param exit_bb to guard_to.
7309 (slpeel_checking_verify_cfg_after_peeling):
7310 (set_prologue_iterations):
7311 (create_lcssa_for_virtual_phi): New func which is factored out from
7312 slpeel_tree_peel_loop_to_edge.
7313 (slpeel_tree_peel_loop_to_edge):
7314 (iv_phi_p): New func.
7315 (vect_can_advance_ivs_p): Call iv_phi_p.
7316 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
7317 new gimple stmts in basic block.
7318 (vect_gen_niters_for_prolog_loop): Rename to...
7319 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
7320 adjust implementation.
7321 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
7322 sizetype if necessary.
7323 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
7324 it to external function.
7325 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
7326 (vect_gen_vector_loop_niters_mult_vf): New.
7327 (slpeel_update_phi_nodes_for_loops): New.
7328 (slpeel_update_phi_nodes_for_guard1): Reimplement.
7329 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
7330 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
7331 * tree-vect-loop.c (vect_build_loop_niters): Move to file
7332 tree-vect-loop-manip.c
7333 (vect_generate_tmps_on_preheader): Delete.
7334 (vect_transform_loop): Rename vectorization_factor to vf. Call
7335 vect_do_peeling instead of vect_do_peeling-* functions.
7336 * tree-vectorizer.h (vect_do_peeling): New decl.
7337 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
7338 (vect_do_peeling_for_loop_bound): Delete.
7339 (vect_do_peeling_for_alignment): Delete.
7341 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7343 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
7344 duplicated loop after its preheader and after the original loop.
7346 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7348 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
7349 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
7351 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7353 * tree-vect-loop.c (vectorizable_live_operation): Support handling
7354 for live variable outside loop but not in lcssa form.
7356 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7358 * cfg.c (reset_original_copy_tables): New func.
7359 * cfg.h (reset_original_copy_tables): New decl.
7361 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7364 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
7366 * varasm.c (default_binds_local_p_3): Formatting fix.
7368 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7370 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
7372 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
7373 Remove useless code.
7375 2016-10-13 Martin Liska <mliska@suse.cz>
7377 PR tree-optimization/77943
7378 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
7379 a different EH landing pads.
7381 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7384 * hooks.h (hook_tree_void_null): Declare.
7385 * hooks.c (hook_tree_void_null): New function.
7386 * langhooks.c (lhd_return_null_tree_v): Remove.
7387 * langhooks-def.h (lhd_return_null_tree_v): Remove.
7388 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
7389 set y to const0_rtx.
7390 * function.c (stack_protect_epilogue): Likewise.
7391 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
7392 if TARGET_THREAD_SSP_OFFSET is defined.
7393 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7394 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7395 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7396 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7397 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7398 (ix86_stack_protect_guard): New function.
7400 2016-10-13 Richard Biener <rguenther@suse.de>
7402 * dwarf2out.c (tree_add_const_value_attribute): Do not try
7403 rtl_for_decl_init during early phase.
7404 (gen_variable_die): Do not create locations during early phase.
7405 (gen_label_die): Likewise.
7406 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
7409 2016-10-12 Richard Biener <rguenther@suse.de>
7411 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
7412 try_add_new_range and made to eturn new range.
7413 (evrp_dom_walker::before_dom_children): Push op1 value range before
7414 pushing op0 value range.
7416 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7418 PR tree-optimization/77937
7419 * gimple-ssa-strength-reduction.c (analyze_increments): Use
7420 POINTER_TYPE_P on the candidate type to determine whether
7421 candidates in this chain require pointer arithmetic.
7423 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
7425 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
7426 correction if the type is smaller than a word.
7427 (visium_select_cc_mode): Add ... fall through ... comment.
7429 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7431 * config/rs6000/rs6000.c (machine_function): Add new fields
7432 gpr_is_wrapped_separately and lr_is_wrapped_separately.
7433 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
7434 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
7435 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
7436 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
7437 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
7438 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
7439 (rs6000_get_separate_components): New function.
7440 (rs6000_components_for_bb): New function.
7441 (rs6000_disqualify_components): New function.
7442 (rs6000_emit_prologue_components): New function.
7443 (rs6000_emit_epilogue_components): New function.
7444 (rs6000_set_handled_components): New function.
7445 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
7446 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
7447 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
7448 (rs6000_emit_epilogue): Don't emit GPR restores if
7449 gpr_is_wrapped_separately for that register. Don't make a
7450 REG_CFA_RESTORE note for registers we did not restore, either.
7452 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7454 * function.c (thread_prologue_and_epilogue_insns): Call
7455 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
7456 if it has possibly changed. Compute the split_prologue_seq and
7457 epilogue_seq later, too.
7458 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
7459 (dump_components): New function.
7460 (struct sw): New struct.
7462 (init_separate_shrink_wrap): New function.
7463 (fini_separate_shrink_wrap): New function.
7464 (place_prologue_for_one_component): New function.
7465 (spread_components): New function.
7466 (disqualify_problematic_components): New function.
7467 (emit_common_heads_for_components): New function.
7468 (emit_common_tails_for_components): New function.
7469 (insert_prologue_epilogue_for_components): New function.
7470 (try_shrink_wrapping_separate): New function.
7471 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
7473 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7475 * regrename.c (build_def_use): Invalidate chains that have a
7476 REG_CFA_RESTORE on some instruction.
7478 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7480 * dce.c (delete_unmarked_insns): Don't delete instructions with
7481 a REG_CFA_RESTORE note.
7483 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7485 * common.opt (-fshrink-wrap-separate): New flag.
7486 * doc/invoke.texi: Document it.
7487 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
7488 * doc/tm.texi: Regenerate.
7489 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
7490 * target.def (shrink_wrap): New hook vector.
7491 (get_separate_components, components_for_bb, disqualify_components,
7492 emit_prologue_components, emit_epilogue_components,
7493 set_handled_components): New hooks.
7495 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7497 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
7498 vector return by reference only if -Wpsabi.
7499 (rs6000_pass_by_reference): Similarly, for argument passing.
7501 2016-10-12 David Malcolm <dmalcolm@redhat.com>
7503 * function-tests.c: Include "print-rtl.h".
7504 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
7505 function, and verify what is dumped.
7506 * print-rtl-function.c (print_edge): New function.
7507 (begin_any_block): New function.
7508 (end_any_block): New function.
7509 (can_have_basic_block_p): New function.
7510 (print_rtx_function): Track the basic blocks of insns in the
7511 chain, wrapping those that are within blocks within "(block)"
7512 directives. Remove the "(cfg)" directive.
7514 2016-10-12 David Malcolm <dmalcolm@redhat.com>
7516 * selftest.c (selftest::read_file): New function.
7517 (selftest::test_read_file): New function.
7518 (selftest::selftest_c_tests): Call test_read_file.
7519 * selftest.h (selftest::read_file): New decl.
7521 2016-10-12 Richard Biener <rguenther@suse.de>
7524 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
7527 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
7529 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
7531 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
7532 dwarf2out_assembly_start.
7534 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
7536 * Makefile.in (SELFTEST_FLAGS): New variable.
7537 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
7539 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
7542 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
7544 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
7545 dumped in RTL dumps.
7547 2016-10-12 Martin Liska <mliska@suse.cz>
7549 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
7550 (gimple_fold_builtin_memory_op): Use the function.
7551 (gimple_fold_builtin_strchr): Likewise.
7552 (gimple_fold_builtin_strcat): Likewise.
7553 (gimple_build): Likewise.
7555 2016-10-12 Nathan Sidwell <nathan@acm.org>
7557 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
7559 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
7561 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
7562 equivalent 32-bit constant (modulo 2**32) when that yields
7563 smaller instructions.
7564 (size_of_int_loc_descriptor): Update accordingly.
7566 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
7568 * dwarf2out.c (dwarf2out_early_global_decl): For nested
7569 functions, call dwarf2out_decl on the parent function first.
7571 2016-10-12 Richard Biener <rguenther@suse.de>
7573 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
7576 2016-10-12 Richard Biener <rguenther@suse.de>
7578 * tree-ssa-propagate.c
7579 (substitute_and_fold_dom_walker::before_dom_children): Do not
7580 ignore ASSERT_EXPRs but only preserve them.
7581 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
7582 that have been propagated into.
7583 (vrp_finalize): Enable DCE for substitute_and_fold.
7585 2016-10-12 Richard Biener <rguenther@suse.de>
7587 PR tree-optimization/77920
7588 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
7589 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
7590 (simplify_abs_using_ranges): Likewise.
7591 (simplify_conversion_using_ranges): Likewise.
7592 (simplify_stmt_using_ranges): Adjust.
7594 2016-10-12 Jakub Jelinek <jakub@redhat.com>
7596 PR tree-optimization/77929
7597 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
7598 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
7600 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7603 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
7604 needs a base register for arg 1.
7606 2016-10-12 Jakub Jelinek <jakub@redhat.com>
7608 * common.opt (Wimplicit-fallthrough) Turn into alias to
7609 -Wimplicit-fallthrough=3. Remove EnabledBy.
7610 (Wimplicit-fallthrough=): New option.
7611 * gimplify.c (warn_implicit_fallthrough_r): Use
7612 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
7613 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
7614 to -Wimplicit-fallthrough=3.
7615 (-Wimplicit-fallthrough=): Document.
7617 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7619 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
7620 and GEU in DImode if TARGET_SUBXC.
7621 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
7622 (seqdi<W:mode>_zero_subxc): Delete.
7623 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
7624 (neg_seqdi<W:mode>_zero_vis3): Delete.
7625 (plus_seqdi<W:mode>_zero): Likewise.
7626 (minus_seqdi<W:mode>_zero): Likewise.
7627 (plus_plus_sltu<W:mode>): Accept only register.
7628 (addx<W:mode>): Likewise.
7629 (plus_sltu<W:mode>_vis3): Likewise.
7630 (plus_plus_sltu<W:mode>_vis3): Likewise.
7631 (neg_sgeu<W:mode>_vis3): Delete.
7632 (minus_sgeu<W:mode>_vis3): Likewise.
7633 (addxc<W:mode>): Accept only registers.
7634 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
7635 (minus_neg_sltu<W:mode>_subxc): Accept only register.
7636 (neg_plus_sltu<W:mode>_subxc): Likewise.
7637 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
7638 (minus_minus_sltu<W:mode>_subxc): Accept only register.
7639 (sgeu<W:mode>_insn_subxc): Delete.
7640 (plus_sgeu<W:mode>_subxc): Likewise.
7641 (subxc<W:mode>): Accept only register.
7642 (scc splitter): Split always GEU again.
7644 2016-10-11 Jeff Law <law@redhat.com>
7646 PR tree-optimization/77424
7647 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
7648 dead conditionals. Assert that all e->aux fields are NULL.
7650 2016-10-11 David Malcolm <dmalcolm@redhat.com>
7652 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
7653 operand-printing "switch" statement into...
7654 (print_rtx_operand_code_0): ...this new function, ...
7655 (print_rtx_operand_code_e): ...this new function, ...
7656 (print_rtx_operand_codes_E_and_V): ...this new function, ...
7657 (print_rtx_operand_code_i): ...this new function, ...
7658 (print_rtx_operand_code_r): ...this new function, ...
7659 (print_rtx_operand_code_u): ...this new function, ...
7660 (print_rtx_operand): ...and this new function.
7662 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
7664 * config/alpha/alpha-passes.def: New file.
7665 * config/alpha/t-alpha: New file.
7666 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
7667 (make_pass_handle_trap_shadows): New prototype.
7668 (make_pass_align_insns): Ditto.
7669 * config/alpha/alpha.c (alpha_option_override): Don't register
7671 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
7673 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7676 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
7677 distinct __ibm128 IBM extended double type if long doubles are
7678 128-bits and the default format for long double is IEEE 128-bit.
7680 2016-10-11 Richard Biener <rguenther@suse.de>
7682 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
7683 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
7684 (verify_die): New function.
7685 (dwarf2out_finish): Call it.
7686 (output_line_info): Handle case of -gsplit-dwarf without
7687 DWARF2_ASM_LINE_DEBUG_INFO.
7689 2016-10-11 Richard Biener <rguenther@suse.de>
7692 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
7693 sub-chains of BLOCK_VARS and gimple_bind_vars.
7695 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7697 * config/i386/znver1.md : Fix imov/imovx load type reservations.
7699 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7701 * config/sparc/sparc.opt (msubxc): New option.
7702 * doc/invoke.texi (SPARC options): Document it and tidy up.
7703 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
7704 * doc/tm.texi: Regenerate.
7705 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
7707 (CCX_NOOV): Rename into...
7711 * config/sparc/predicates.m (fcc_register_operand): Simplify.
7712 (fcc0_register_operand): Likewise.
7713 (icc_register_operand): New.
7714 (icc_or_fcc_register_operand): Simplify.
7715 (nz_comparison_operator): New.
7716 (c_comparison_operator): Likewise.
7717 (noov_compare_operator): Rename into...
7718 (icc_comparison_operator): ...this. Use above predicates.
7719 (noov_compare64_operator): Rename into...
7720 (v9_comparison_operator): ...this and tidy up.
7721 (fcc_comparison_operator): New.
7722 (icc_or_fcc_comparison_operator): Likewise.
7723 (v9_register_compare_operator): Rename info...
7724 (v9_register_comparison_operator): ...this.
7725 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
7726 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
7728 (sparc_fixed_condition_code_regs): New function.
7729 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
7730 renaming and add support for CCC/CCXC.
7731 (output_cbranch): Likewise.
7732 (sparc_print_operand): Likewise.
7733 (gen_v9_scc): Remove obsolete assertion.
7734 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
7735 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
7736 (output_cbcond): Remove bogus handling of CC modes.
7737 (sparc_register_move_cost): Return 100 for NO_REGS.
7738 * config/sparc/sparc.md (W): New mode iterator.
7739 (length): Adjust for noov_compare64_operator renaming.
7740 (cmpsi_sne): New instruction.
7741 (cmpdi_sne): Likewise.
7742 (seqdi_special): Delete.
7743 (seqdi_special): Likewise.
7744 (snesi<P:mode>_special): Likewise.
7745 (snedi_special): Likewise.
7746 (snedi_special_vis3): Likewise.
7747 (snesi patterns): Use W iterator.
7748 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
7749 (sltu patterns): Likewise.
7750 (sgeu patterns): Likewise.
7751 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
7752 (normal_branch): Use icc_comparison_operator predicate.
7753 (inverted_branch): Likewise.
7754 (cbcond_sp32): Use comparison_operator predicate.
7755 (cbcond_sp64): Likewise.
7756 (normal_int_branch_sp64): Adjust for renaming
7757 (inverted_int_branch_sp64): Likewise.
7758 (mov<I:mode>_cc_reg_sp64): Likewise.
7759 (movsf_cc_reg_sp6): Likewise.
7760 (movdf_cc_reg_sp64): Likewise.
7761 (movtf_cc_reg_hq_sp64): Likewise.
7762 (movtf_cc_reg_sp64): Likewise.
7763 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
7764 (movsf_cc_v9): Likewise.
7765 (movdf_cc_v9): Likewise.
7766 (movtf_cc_hq_v9): Likewise.
7767 (movtf_cc_v9): Likewise.
7768 (adddi3): Call gen_adddi3_sp32.
7769 (adddi3_insn_sp32): Rename to...
7770 (adddi3_sp32): ...this. Accept only register_operand as operand #1
7771 and use CCCmode for the carry.
7772 (addx_extend_sp32): Use CCCmode for the carry.
7773 (addx_extend_sp64): Delete.
7774 (adddi3_extend_sp32): Use CCCmode for the carry.
7775 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
7776 (subdi3): Call gen_subdi3_sp32.
7777 (subdi3_insn_sp32): Rename to...
7778 (subdi3_sp32): ...this and use CCmode for the carry.
7779 (subx_extend_sp32): Use CCCmode for the carry.
7780 (subx_extend_sp64): Delete.
7781 (subdi3_extend_sp32): Use CCmode for the carry.
7782 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
7783 (negdi3): Call gen_negdi3_sp32.
7784 (negdi3_sp32): Use CCCmode for the carry.
7785 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
7786 (cmp_nz_ashift_1): Use CCNZ mode.
7787 (cmp_nz_set_ashift_1): Likewise.
7788 (ctrapsi4): Use comparison_operator predicate.
7789 (ctrapdi4): Likewise.
7790 (trapsi_insn): Use icc_comparison_operator predicate.
7791 (trapdi_insn): Likewise.
7792 (edge8 patterns): Use CCNZmode.
7793 (edge16 patterns): Likewise.
7794 (edge32 patterns): Likewise.
7796 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7798 * config/visium/visium-modes.def (CC_NOOV): Rename into...
7800 (CC_BTST): Rename into...
7802 * config/visium/predicates.md (real_add_operand): New.
7803 (visium_btst_operator): Rename into...
7804 (visium_equality_comparison_operator): ...this.
7805 (visium_noov_operator): Rename into...
7806 (visium_nz_comparison_operator): ...this.
7807 (visium_c_comparison_operator): New.
7808 (visium_branch_operator): Adjust and deal with all CC modes.
7809 * config/visium/visium.c (visium_adjust_cost): Adjust.
7810 (visium_split_double_add): Use the *_set_carry patterns.
7811 (visium_select_cc_mode): Add support for CCC mode and adjust.
7812 (output_cbranch): Adjust and use the carry-based operators for
7813 floating-point comparisons.
7814 * config/visium/visium.md (flags_subst_arith): Adjust.
7815 (addsi3_insn_set_carry): New instruction.
7816 (subsi3_insn_set_carry): Likewise.
7817 (negsi2_insn_set_carry): Likewise.
7819 (cmp<mode>_sne): Likewise.
7820 (cbranch<mode>4): Use ordered_comparison_operator.
7821 (cbranch<mode>4_insn): Likewise.
7822 (cbranchsi4_btst_insn): Adjust.
7824 2016-10-11 Tom de Vries <tom@codesourcery.com>
7827 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
7830 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7832 * tree.h (build_complex_type): Add second parameter with default.
7833 * tree.c (build_complex_type): Add NAMED second parameter and adjust
7834 recursive call. Create a TYPE_DECL only if NAMED is true.
7835 (build_common_tree_nodes): Pass true in calls to build_complex_type.
7837 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
7839 New avr-passes.def to register AVR specific passes.
7841 * config/avr/avr-passes.def: New file.
7842 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
7843 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
7844 (make_avr_pass_recompute_note): New proto.
7845 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
7846 (avr_pass_recompute_notes): Use anonymous namespace.
7847 (avr_register_passes): Remove function...
7848 (avr_option_override): ...and its call.
7850 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
7852 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
7853 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
7854 PTF_AVOID_BRANCHLIKELY_SPEED for others.
7855 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
7857 * config/mips/mips.c (mips_option_override): Enable the branch
7858 likely depending on the tune flags and optimization level.
7859 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
7860 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
7861 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
7862 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
7864 2016-10-11 Richard Biener <rguenther@suse.de>
7866 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
7867 (output_function): Properly stream the whole block tree.
7868 * lto-streamer-in.c (input_function): Likewise.
7870 2016-10-11 Marek Polacek <polacek@redhat.com>
7872 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
7874 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
7876 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
7877 (evrp_dom_walker::before_dom_children): Infer and push new value
7878 ranges for x in y < x.
7880 2016-10-10 Joseph Myers <joseph@codesourcery.com>
7883 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
7884 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
7885 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
7886 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
7887 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
7888 (IA64_NO_LIBGCC_TFMODE): Likewise.
7890 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
7892 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
7895 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
7897 * config.gcc: Add aarch64-*-freebsd* support.
7898 * config.host: Likewise.
7899 * config/aarch64/aarch64-freebsd.h: New file.
7900 * config/aarch64/t-aarch64-freebsd: Ditto.
7902 2016-10-10 Jeff Law <law@redhat.com>
7904 PR tree-optimization/71947
7905 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
7906 B with A within a single statement.
7908 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7910 PR tree-optimization/77824
7911 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
7912 zero cost for copies.
7913 (find_candidates_dom_walker::before_dom_children): Replace
7914 MODIFY_EXPR with SSA_NAME.
7915 (replace_mult_candidate): Likewise.
7916 (replace_profitable_candidates): Likewise.
7918 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7920 * config/s390/s390.h: Wrap more macros args in brackets and fix
7922 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
7924 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
7926 2016-10-10 Andreas Schwab <schwab@suse.de>
7929 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
7930 pseudo is not DImode.
7932 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
7934 * common/config/arc/arc-common.c (arc_option_optimization_table):
7935 Remove compact casesi option.
7936 * config/arc/arc.c (arc_override_options): Use compact casesi
7937 option only for pre-ARCv2 cores.
7938 * doc/invoke.texi (mcompact-casesi): Update text.
7940 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7942 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
7943 Add macro to say we can efficiently handle overlapping unaligned
7945 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
7946 poor code for processors older than p8.
7948 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
7950 * gen-pass-instances.awk: Remove GNUism.
7952 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7954 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
7955 NULL of (*ipcp_transformations)][node->uid].
7957 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
7959 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
7960 (MALLOC_ABI_ALIGNMENT): Define.
7962 2016-10-09 Jakub Jelinek <jakub@redhat.com>
7964 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
7965 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
7966 VAR_OR_FUNCTION_DECL_P macros.
7967 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
7968 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
7969 chkp_find_bounds_1): Likewise.
7970 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
7971 * hsa-gen.c (get_symbol_for_decl): Likewise.
7972 * cgraphunit.c (check_global_declaration, analyze_functions,
7973 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
7975 * gimple-fold.c (can_refer_decl_in_current_unit_p,
7976 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
7978 * tree.c (set_decl_section_name, copy_node_stat,
7979 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
7980 merge_dllimport_decl_attributes, handle_dll_attribute,
7981 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
7982 verify_type): Likewise.
7983 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
7984 find_explicit_erroneous_behavior): Likewise.
7985 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
7986 * ipa.c (process_references): Likewise.
7987 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
7988 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
7989 notice_global_symbol, assemble_variable, mark_decl_referenced,
7990 build_constant_desc, output_constant_def_contents, do_assemble_alias,
7991 make_decl_one_only, default_section_type_flags,
7992 categorize_decl_for_section, default_encode_section_info): Likewise.
7993 * trans-mem.c (requires_barrier): Likewise.
7994 * gimple-expr.c (mark_addressable): Likewise.
7995 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
7996 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
7997 expand_debug_expr): Likewise.
7998 * tree-dump.c (dequeue_and_dump): Likewise.
7999 * ubsan.c (instrument_bool_enum_load): Likewise.
8000 * tree-pretty-print.c (print_declaration): Likewise.
8001 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
8002 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
8003 * asan.c (asan_protect_global, instrument_derefs): Likewise.
8004 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
8005 pass_build_ssa::execute): Likewise.
8006 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
8007 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
8009 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
8011 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
8012 can_be_nonlocal, remap_decls, copy_debug_stmt,
8013 initialize_inlined_parameters, add_local_variables,
8014 reset_debug_binding, replace_locals_op): Likewise.
8015 * dse.c (can_escape): Likewise.
8016 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
8018 * tree-diagnostic.c (default_tree_printer): Likewise.
8019 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
8020 unpack_ts_decl_with_vis_value_fields,
8021 lto_input_ts_decl_common_tree_pointers): Likewise.
8022 * builtins.c (builtin_save_expr, fold_builtin_expect,
8023 readonly_data_expr): Likewise.
8024 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
8025 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
8027 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
8028 * gimplify.c (force_constant_size, gimplify_bind_expr,
8029 gimplify_decl_expr, gimplify_var_or_parm_decl,
8030 gimplify_compound_lval, gimplify_init_constructor,
8031 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
8032 gimplify_type_sizes): Likewise.
8033 * cgraphbuild.c (record_reference, record_type_list, mark_address,
8034 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
8035 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
8036 remove_unused_locals): Likewise.
8037 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
8038 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
8039 * function.c (instantiate_expr, instantiate_decls_1,
8040 setjmp_vars_warning, add_local_decl): Likewise.
8041 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
8043 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
8044 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
8045 optimize_va_list_gpr_fpr_size): Likewise.
8046 * tree-nrv.c (pass_nrv::execute): Likewise.
8047 * tsan.c (instrument_expr): Likewise.
8048 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
8049 * vtable-verify.c (verify_bb_vtables): Likewise.
8050 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
8051 get_ref_base_and_extent): Likewise.
8052 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
8054 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
8055 analyze_all_variable_accesses): Likewise.
8056 * tree-nested.c (get_nonlocal_debug_decl,
8057 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
8058 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
8059 get_local_debug_decl, convert_local_omp_clauses,
8060 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
8062 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
8063 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
8064 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
8065 dbxout_symbol, dbxout_common_check): Likewise.
8066 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
8067 string_constant): Likewise.
8068 * hsa.c (hsa_get_declaration_name): Likewise.
8069 * passes.c (rest_of_decl_compilation): Likewise.
8070 * tree-ssanames.c (make_ssa_name_fn): Likewise.
8071 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
8072 pack_ts_decl_with_vis_value_fields,
8073 write_ts_decl_common_tree_pointers): Likewise.
8074 * stor-layout.c (place_field): Likewise.
8075 * symtab.c (symtab_node::maybe_create_reference,
8076 symtab_node::verify_base, symtab_node::make_decl_local,
8077 symtab_node::copy_visibility_from,
8078 symtab_node::can_increase_alignment_p): Likewise.
8079 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
8080 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
8081 fortran_common, add_location_or_const_value_attribute,
8082 add_scalar_info, add_linkage_name, set_block_abstract_flags,
8083 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
8084 optimize_one_addr_into_implicit_ptr,
8085 optimize_location_into_implicit_ptr): Likewise.
8086 * gimple-low.c (record_vars_into): Likewise.
8087 * ipa-visibility.c (update_vtable_references): Likewise.
8088 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
8090 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
8091 DFS::DFS_write_tree_body, write_symbol): Likewise.
8092 * langhooks.c (lhd_warn_unused_global_decl,
8093 lhd_set_decl_assembler_name): Likewise.
8094 * attribs.c (decl_attributes): Likewise.
8095 * except.c (output_ttype): Likewise.
8096 * varpool.c (varpool_node::get_create, ctor_for_folding,
8097 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
8098 * fold-const.c (fold_unary_loc): Likewise.
8099 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
8100 ipa_find_agg_cst_from_init): Likewise.
8101 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
8102 expand_omp_target, lower_omp_regimplify_p,
8103 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
8104 find_link_var_op): Likewise.
8105 * tree-chrec.c (chrec_contains_symbols): Likewise.
8106 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
8107 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
8108 execute_fixup_cfg): Likewise.
8110 PR tree-optimization/77901
8111 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
8112 if ranges[i].exp is SSA_NAME when looking for >= and only when
8113 ranges[i].exp is NULL or SSA_NAME when looking for the other
8116 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8118 * ipa-cp.c (ipcp_alignment_lattice): Remove.
8119 (ipcp_param_lattices): Remove field alignment.
8120 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
8121 (set_all_contains_variable): Remove call to
8122 ipcp_alignment_lattice::set_to_bottom.
8123 (initialize_node_lattices): Likewise.
8124 (propagate_alignment_accross_jump_function): Remove.
8125 (propagate_constants_accross_call): Remove call to
8126 propagate_alignment_accross_jump_function.
8127 (ipcp_store_alignment_results): Remove.
8128 (ipcp_driver): Remove call to ipcp_store_alignment_results.
8129 (propagate_bits_accross_jump_function): Handle ancestor jump function.
8130 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
8131 pretty-printing of alignment jump function.
8132 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
8133 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
8134 alignments and remove computing ipa_alignment jump function.
8135 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
8136 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
8137 (ipa_read_jump_function): Remove reading of ipa_alignment.
8138 (write_ipcp_transformation_info): Remove streaming for alignment
8139 propagation summary.
8140 (read_ipcp_transformation_info): Remove reading of alignment
8141 propagation summary.
8142 (ipcp_update_alignments): Remove.
8143 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
8145 (ipcp_transform_function): Remove call to ipcp_update_alignments()
8146 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
8147 * ipa-prop.h (ipa_alignment): Remove.
8148 (ipa_jump_func): Remove field alignment.
8149 (ipcp_transformation_summary): Remove field alignments.
8150 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
8151 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
8152 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
8154 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
8156 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
8158 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
8160 (visium_expand_fp_cstore): Likewise.
8162 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8164 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
8165 * diagnostic.c (warning_at_rich_loc_n): New function.
8166 (diagnostic_n_impl_richloc): Likewise.
8167 (diagnostic_n_impl): Move most of the function to
8168 diagnostic_n_impl_richloc and call it.
8170 2016-10-08 Jakub Jelinek <jakub@redhat.com>
8172 * gen-pass-instances.awk: Rewritten.
8173 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
8174 $(PASSES_EXTRA) after passes.def to the script.
8175 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
8176 * config/i386/i386-passes.def: New file.
8177 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
8178 make_pass_stv): Declare.
8179 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
8181 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
8183 (pass_stv::clone, pass_stv::set_pass_param): New methods.
8184 (pass_stv::timode_p): New non-static data member.
8185 (ix86_option_override): Don't register passes here.
8187 * doc/invoke.texi: Document accepting Else, fallthrough.
8189 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
8192 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
8193 FALLTHRU comment styles.
8195 2016-10-07 Andrew Pinski <apinski@cavium.com>
8197 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
8198 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
8199 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
8201 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
8203 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
8205 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
8206 (AARCH64_ARCH): Likewise.
8207 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
8209 (AARCH64_CORE): Likewise.
8210 (AARCH64_ARCH): Likewise.
8211 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
8212 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8213 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
8214 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8215 (AARCH64_ARCH): Likewise.
8216 (AARCH64_CORE): Likewise.
8217 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
8218 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
8219 (AARCH64_CORE): Likewise.
8220 (AARCH64_ARCH): Likewise.
8222 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
8224 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
8225 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
8226 floating point type infrastructre, and -mfloat128 that enables the
8227 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
8228 if -mfloat128-type. Define __ibm128 to be long double by default.
8229 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
8230 the IEEE 128-bit floating point type infrastructure should
8231 automatically be enabled.
8232 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
8233 instead of -mfloat128 to enable KFmode.
8234 (rs6000_option_override_internal): Split the option -mfloat128
8235 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
8236 systems, automatically set -mfloat128-type, but don't enable it on
8237 other operating systems. Move setting the long double size and
8238 IEEE quad support before the IEEE 128-bit floating point changes.
8239 (rs6000_init_builtins): Do not create a unique type for __ibm128
8240 if long double is IBM extended double, instead rely on __ibm128
8241 being defined as 'long double'. If -mfloat128-type and not
8242 -mfloat128, create the KFmode type with an undocumented __ieee128
8244 (rs6000_init_libfuncs): Use -mfloat128-type instead of
8245 -mfloat128 for tests about the types, but keep tests for
8246 -mfloat128 to enable the keyword support.
8247 (rs6000_complex_function_value): Likewise.
8248 (rs6000_scalar_mode_supported_p): Likewise.
8249 (rs6000_floatn_mode): Likewise.
8250 (rs6000_c_mode_for_suffix): Likewise.
8251 (rs6000_opt_masks): Add -mfloat128-type.
8252 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
8253 -mfloat128-type being split from -mfloat128. Add
8254 -mfloat128-hardware, which was missing.
8255 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
8256 -mfloat128 and -mfloat128-type:
8257 (-mfloat128-type): Likewise.
8258 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
8259 that 64-bit Linux systems with enable -mfloat128-type by default
8261 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
8262 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
8263 -mfloat128-type instead of -mfloat128.
8264 (FLOAT128_2REG_P): Likewise.
8265 (MASK_FLOAT128_TYPE): Likewise.
8266 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8267 (RS6000_BTM_FLOAT128): Likewise.
8268 (TARGET_FLOAT128): Poison old identifiers.
8269 (OPTION_MASK_FLOAT128): Likewise.
8270 (MASK_FLOAT128): Likewise.
8271 * config/rs6000/rs6000.md (FP): Likewise.
8272 (FLOAT128): Likewise.
8273 (fix_trunc<mode>di2): Likewise.
8274 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
8275 (floatdi<mode>2): Likewise.
8276 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
8277 (neg<mode>2, FLOAT128 iterator): Likewise.
8278 (abs<mode>2, FLOAT128 iterator): Likewise.
8279 (ieee_128bit_negative_zero): Likewise.
8280 (ieee_128bit_vsx_neg<mode>2): Likewise.
8281 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
8282 (ieee_128bit_vsx_abs<mode>2): Likewise.
8283 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
8284 (ieee_128bit_vsx_nabs<mode>2): Likewise.
8285 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
8286 (extendiftf2): Likewise.
8287 (extendifkf2): Likewise.
8288 (extendtfkf2): Likewise.
8289 (trunciftf2): Likewise.
8290 (truncifkf2): Likewise.
8291 (trunckftf2): Likewise.
8292 (trunctfif2): Likewise.
8293 (extendkftf2): Likewise.
8294 (trunctfkf2): Likewise.
8296 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8298 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
8299 before merging in bytes to pass down to real_from_target.
8301 2016-10-07 Richard Biener <rguenther@suse.de>
8303 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
8305 (substitute_and_fold_dom_walker::before_dom_children):
8306 Substitute and fold before pass specific folding to avoid
8307 feeding that with SSA names that will be later released.
8308 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
8309 introduced by folding and visited by evaluate_stmt called during
8311 (likely_value): Likewise.
8312 (evaluate_stmt): Likewise.
8313 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
8314 (simplify_div_or_mod_using_ranges): Likewise.
8315 (simplify_min_or_max_using_ranges): Likewise.
8316 (simplify_abs_using_ranges): Likewise.
8317 (simplify_conversion_using_ranges): Likewise.
8318 (simplify_float_conversion_using_ranges): Likewise.
8319 (simplify_stmt_using_ranges): Likewise.
8321 2016-10-07 Marek Polacek <polacek@redhat.com>
8323 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
8324 FALLTHROUGH_LABEL_P here...
8325 (warn_implicit_fallthrough_r): ...not here.
8327 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
8329 PR tree-optimization/77880
8330 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
8333 2016-10-07 Marek Polacek <polacek@redhat.com>
8336 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
8338 2016-10-07 Richard Biener <rguenther@suse.de>
8340 * bitmap.h: Document constraints on bitmap modification while
8343 2016-10-07 Richard Biener <rguenther@suse.de>
8345 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
8346 * bitmap.h (bmp_iter_set): When advancing to the next element
8347 check that we didn't remove the current one.
8348 (bmp_iter_and): Likewise.
8349 (bmp_iter_and_compl): Likewise.
8350 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
8351 we currently iterate on but keep a one-level queue.
8352 * sched-deps.c (remove_from_deps): Do not clear current bit
8353 but keep a one-level queue.
8355 2016-10-07 Jakub Jelinek <jakub@redhat.com>
8357 PR tree-optimization/77664
8358 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
8359 for the other ranges.
8360 (optimize_range_tests_diff): Fix up formatting.
8361 (optimize_range_tests_var_bound): New function.
8362 (optimize_range_tests): Use it.
8364 2016-10-07 Martin Liska <mliska@suse.cz>
8366 * coverage.c (build_gcov_exit_decl): Fix priority what
8367 should be really 99.
8369 2016-10-07 Richard Biener <rguenther@suse.de>
8371 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
8372 vars in gimple_bind_vars but not in BLOCK_VARS.
8374 2016-10-07 Richard Biener <rguenther@suse.de>
8376 PR tree-optimization/77879
8377 * tree-ssa-structalias.c (handle_const_call): Properly handle
8379 (handle_pure_call): Likewise.
8381 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8383 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
8384 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
8387 2016-10-06 Andrew Pinski <apinski@cavium.com>
8389 * config/aarch64/aarch64-cores.def: Add a comment before each
8392 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
8394 PR tree-optimization/77862
8395 * tree-vrp.c (add_equivalence): Use get_value_range so that
8396 num_vr_values is checked before accessing vr_values.
8398 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
8400 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
8403 2016-10-05 Jeff Law <law@redhat.com>
8405 PR tree-optimization/71661
8406 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
8407 removal of a forwarder exposes a new natural loop.
8409 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
8411 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
8412 Introduce ssesuffix variable.
8413 (<mask_codefor><code><mode>3<mask_name>): Ditto.
8414 (*<code><mode>3): Ditto.
8416 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
8418 * postreload.c (reload_cse_simplify): Skip also USE when detecting
8421 2016-10-06 Richard Biener <rguenther@suse.de>
8423 PR tree-optimization/77855
8424 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
8425 instead of removing the current item while iterating over the set
8428 2016-10-06 James Clarke <jrtc27@jrtc27.com>
8429 Eric Botcazou <ebotcazou@adacore.com>
8432 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
8433 (classify_registers): Don't set it
8434 (function_arg_slotno): Don't initialize and test it. Tidy up.
8436 2016-10-06 Richard Biener <rguenther@suse.de>
8438 PR tree-optimization/77839
8439 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
8442 2016-10-06 Martin Liska <mliska@suse.cz>
8444 * gcc.c: Set -fprofile-update=atomic when profiling is
8445 enabled and -pthread is set. Warn when one combines
8446 -pthread and -fprofile-update=single for an app using
8449 2016-10-06 Martin Liska <mliska@suse.cz>
8452 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
8453 * gimple-ssa-strength-reduction.c (slsr_process_cast):
8454 Initialize a pointer to NULL.
8455 (slsr_process_copy): Likewise.
8456 * input.c (location_get_source_line): Likewise.
8457 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
8459 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
8461 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
8462 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
8463 (ix86_handle_option): Deleted handle of OPT_mpcommit.
8464 * config.gcc: Deleted pcommitintrin.h
8465 * config/i386/pcommitintrin.h: Deleted file.
8466 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
8467 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
8469 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
8471 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
8472 (PTA_PCOMMIT): Deleted define.
8473 (ix86_option_override_internal): Deleted handle of option.
8474 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
8475 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
8476 __builtin_ia32_pcommit): Deleted.
8477 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
8478 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
8479 (pcommit): Deleted instruction.
8480 * config/i386/i386.opt: Mention -mpcommit deprecation.
8481 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
8483 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
8486 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
8487 Remove wrong assert.
8488 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
8489 Use <round_constraint> as operand 1 constraint.
8491 2016-10-05 Jakub Jelinek <jakub@redhat.com>
8494 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
8495 (ubsan_instrument_float_cast): And not here.
8498 * ubsan.c (ubsan_ids): New GTY(()) array.
8499 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
8500 instead of static local counters.
8502 2016-10-05 Martin Sebor <msebor@redhat.com>
8505 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
8506 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
8507 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
8508 (default_printf_pointer_format): Define function.
8509 * targhooks.c (linux_printf_pointer_format): Define new function.
8510 * targhooks.h (linux_printf_pointer_format): Declare.
8511 (gnu_libc_printf_pointer_format): Remove declaration.
8513 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8515 * fold-const.c (native_encode_real): Fix logic for selecting offset
8516 to write to when BYTES_BIG_ENDIAN.
8518 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
8520 * builtins.c (fold_builtin_strchr): Remove function.
8521 (fold_builtin_strrchr): Likewise.
8522 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
8523 * gimple-fold.c (target_char_cst_p): New function.
8524 (gimple_fold_builtin_strchr) Add more foldings.
8525 (gimple_fold_builtin): Add index, strrchr, rindex cases.
8527 2016-10-05 Richard Biener <rguenther@suse.de>
8530 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
8531 capture ids in c-exprs.
8533 2016-10-05 Richard Biener <rguenther@suse.de>
8536 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
8537 with types_match for GIMPLE code gen to handle type mismatched
8539 (dt_operand::gen): Adjust.
8540 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
8543 2016-10-05 Richard Biener <rguenther@suse.de>
8545 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
8547 2016-10-05 Richard Biener <rguenther@suse.de>
8550 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
8552 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
8554 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
8555 version check to protect only DW_TAG_imported_module generation.
8557 2016-10-05 Richard Biener <rguenther@suse.de>
8560 * match.pd (min(a,-a) -> -abs(a)): New pattern.
8562 2016-10-04 Ian Lance Taylor <iant@golang.org>
8564 * explow.c (allocate_dynamic_stack_space): Call
8565 do_pending_stack_adjust before handling flag_split_stack.
8567 2016-10-04 David Malcolm <dmalcolm@redhat.com>
8569 * genattrtab.c (make_internal_attr): Supply dummy column number to
8572 * genoutput.c (init_insn_for_nothing): Likewise.
8573 * gensupport.c (add_define_attr): Likewise.
8574 * read-md.c (message_at_1): Print column number.
8575 (fatal_with_file_and_line): Likewise.
8576 (rtx_reader::read_char): Track column numbers.
8577 (rtx_reader::unread_char): Likewise.
8578 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
8579 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
8580 (rtx_reader::handle_file): Initialize m_read_md_colno.
8581 (rtx_reader::get_current_location): Supply column number to
8583 * read-md.h (struct file_location): Add field "colno".
8584 (file_location::file_location): Likewise.
8585 (rtx_reader::get_colno): New accessor.
8586 (rtx_reader::m_read_md_colno): New field.
8587 (rtx_reader::m_last_line_colno): New field.
8589 2016-10-04 Jakub Jelinek <jakub@redhat.com>
8591 * doc/extend.texi (Java Exceptions): Remove.
8592 (java_interface): Remove.
8594 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
8596 PR tree-optimization/77808
8597 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
8598 and addr are different before copying points-to information.
8600 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
8602 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
8603 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
8604 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
8605 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
8607 2016-10-04 Richard Biener <rguenther@suse.de>
8609 PR tree-optimization/77399
8610 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
8611 verify the target can convert.
8613 2016-10-04 Richard Biener <rguenther@suse.de>
8616 * explow.c (plus_constant): Verify the mode of the constant
8617 pool offset before calling plus_constant.
8619 2016-10-04 Richard Biener <rguenther@suse.de>
8622 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
8623 type support, mark with :C.
8624 (X / -X -> -1): Mark with :C.
8626 2016-10-04 Jakub Jelinek <jakub@redhat.com>
8628 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
8629 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
8630 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
8631 * doc/tm.texi: Regenerated.
8632 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
8633 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
8634 * config/darwin.h (JCR_SECTION_NAME): Remove.
8635 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
8636 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
8637 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
8638 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
8639 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
8640 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
8642 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8644 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
8645 between "because" and "param" in dump message in call to fprintf.
8647 2016-10-03 Jeff Law <law@redhat.com>
8649 PR tree-optimization/71550
8650 PR tree-optimization/71403
8651 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
8652 (profitable_jump_thread_path): Also return boolean indicating if
8653 the realized path will create an irreducible loop.
8654 Remove loop depth tests from 71403.
8655 (fsm_find_control_statement_thread_paths): Remove loop depth tests
8656 from 71403. If threading will create an irreducible loop, then
8657 throw away loop iteration and related information.
8659 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
8661 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
8662 -Woverloaded-virtual checks for warning options.
8663 * configure: Regenerate.
8665 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
8667 PR preprocessor/77699
8668 * input.c (maybe_grow): Don't allocate one byte extra headroom.
8669 (get_next_line): Return false on error.
8670 (read_next_line): Removed, use get_next_line instead.
8671 (read_line_num): Don't copy the line.
8672 (location_get_source_line): Don't use static data.
8673 (selftest::test_reading_source_line): Add more test cases.
8675 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8678 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8680 * ifcvt.c (noce_try_avoid_const_materialization): New function.
8681 (noce_process_if_block): Use it.
8683 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
8685 * doc/invoke.texi: Update -Wint-in-bool-context.
8687 2016-10-02 Jakub Jelinek <jakub@redhat.com>
8689 * dwarf2out.c (output_fde, output_call_frame_info,
8690 dwarf2out_do_cfi_startproc, set_indirect_string,
8691 gen_internal_sym, output_die, output_line_info): Use
8692 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
8693 ASM_GENERATE_INTERNAL_LABEL output.
8695 2016-10-01 Richard Biener <rguenther@suse.de>
8698 * genmatch.c (get_operand_type): Add operand position arg
8699 and handle COND_EXPR comparison operand with fixed boolean_type_node.
8700 (expr::gen_transform): Adjust.
8701 (dt_simplify::gen_1): Likewise.
8703 2016-10-01 Jakub Jelinek <jakub@redhat.com>
8705 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
8706 comments. Simplify asserts, remove unnecessary conditions.
8708 (*<code><mode>3): Likewise.
8710 2016-09-30 Jakub Jelinek <jakub@redhat.com>
8712 * doc/invoke.texi (-Wregister): Document.
8714 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
8716 * configure.ac: Split CHECKING_P into CHECKING_P and
8717 ENABLE_EXTRA_CHECKING.
8718 * configure: Regenerated.
8719 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
8720 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
8722 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
8725 * gcc.c (process_command): For @filename handling, output
8726 the correct name if the file does not exist.
8728 2016-09-30 Marek Polacek <polacek@redhat.com>
8730 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
8731 * config/alpha/predicates.md: Likewise.
8733 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8735 * ifcvt.c (noce_try_avoid_const_materialization): New function.
8736 (noce_process_if_block): Use it.
8738 2016-09-30 Martin Liska <mliska@suse.cz>
8740 * doc/invoke.texi: Document asan-use-after-return that
8741 it's disabled by default in runtime.
8743 2016-09-30 Richard Biener <rguenther@suse.de>
8745 * tree-vrp.c (intersect_ranges): If we failed to handle
8746 the intersection choose a constant singleton range if available.
8748 2016-09-30 Richard Biener <rguenther@suse.de>
8750 PR tree-optimization/77399
8751 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
8752 float <-> int conversions.
8754 2016-09-30 Alan Modra <amodra@gmail.com>
8756 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
8758 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
8760 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
8761 ext_level before calling CPUID with 0x80000008.
8762 Simplify xgetbv checks.
8764 2016-09-29 David Malcolm <dmalcolm@redhat.com>
8766 * Makefile.in (OBJS): Add print-rtl-function.o.
8767 * print-rtl-function.c: New file.
8768 * print-rtl.h (print_rtx_function): New decl.
8770 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
8773 * config/i386/cpuid.h (__get_cpuid_count): New.
8774 (__get_cpuid): Rename __level to __leaf.
8776 2016-09-29 Marek Polacek <polacek@redhat.com>
8778 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
8780 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
8783 * builtins.c (expand_builtin_memcmp): Don't swap args unless
8784 result is only being compared with zero.
8786 2016-09-29 Marek Polacek <polacek@redhat.com>
8788 * dwarf2out.c (loc_descriptor): Add fall through comment.
8789 (add_const_value_attribute): Likewise.
8791 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
8793 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
8794 with "v6t2". Move "arch" attribute above "pool_range".
8795 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
8797 (*thumb2_movhi_vfp): Likewise.
8798 (*arm_movhi_fp16): Likewise.
8799 (*thumb2_movhi_fp16): Likewise.
8800 (*arm_movsi_vfp): Remove "arch" attribute.
8801 (*thumb2_movsi_vfp): Likewise.
8803 2016-09-29 Martin Liska <mliska@suse.cz>
8805 * doc/extend.texi: Remove limitation of Objective C for
8806 __attribute__((constructor)) and __attribute__((destructor)).
8808 2016-09-29 Richard Biener <rguenther@suse.de>
8810 PR tree-optimization/77768
8811 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
8812 Handle stores to readonly memory when removing redundant stores.
8814 2016-09-29 Richard Biener <rguenther@suse.de>
8817 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
8818 X / -X -> -1 simplifications.
8820 2016-09-29 Richard Biener <rguenther@suse.de>
8823 * match.pd: Add max(a,-a) -> abs(a) pattern.
8824 * tree-ssa-phiopt.c (minmax_replacement): Disable for
8825 HONOR_SIGNED_ZEROS types.
8827 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
8829 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
8830 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
8832 2016-09-29 Richard Biener <rguenther@suse.de>
8834 * tree-vrp.c (set_defs_to_varying): New helper avoiding
8835 writing to vr_const_varying.
8836 (vrp_initialize): Call it.
8837 (vrp_visit_stmt): Likewise.
8838 (evrp_dom_walker::before_dom_children): Likewise.
8840 2016-09-29 Richard Biener <rguenther@suse.de>
8842 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
8843 constructors with vector elements.
8845 2016-09-29 Richard Biener <rguenther@suse.de>
8847 PR tree-optimization/77768
8848 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
8849 with stores to a place we know has a constant value.
8851 2016-09-29 Alan Modra <amodra@gmail.com>
8853 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
8854 * doc/invoke.texi: Document it.
8855 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
8856 (rs6000_passes_float): Comment.
8857 (rs6000_passes_long_double): New static var.
8858 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
8859 (init_cumulative_args): Set up to emit fp .gnu_attribute for
8860 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
8861 to include fp values returned in vectors.
8862 Set rs6000_passes_long_double.
8863 (rs6000_function_arg_advance_1): Likewise for function args.
8864 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
8865 and SPE. Emit long double tag value too.
8866 (rs6000_opt_vars): Add gnu-attr.
8867 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
8868 * configure: Regenerate.
8869 * config.in: Regenerate.
8871 2016-09-28 Jakub Jelinek <jakub@redhat.com>
8873 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
8875 (format_floating, format_string, format_directive,
8876 get_destination_size, pass_sprintf_length::handle_gimple_call):
8879 2016-09-28 Jakub Jelinek <jakub@redhat.com>
8881 * gimple-ssa-sprintf.c: Fix comment formatting.
8882 (format_integer): Use is_gimple_assign.
8883 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
8884 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
8885 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
8886 (pass_sprintf_length::execute): Use is_gimple_call.
8888 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
8890 * gimple-fold.c (gimple_fold_builtin): After failing to fold
8891 strchr, also try the generic folding.
8893 2016-09-28 Martin Sebor <msebor@redhat.com>
8896 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
8899 2016-09-28 Martin Sebor <msebor@redhat.com>
8902 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
8903 length modifier is not expected.
8904 (format_floating): Ignore l length modifier and fail gracefuly
8905 when it isn't one of the other expected ones.
8907 2016-09-28 Martin Sebor <msebor@redhat.com>
8910 * varasm.c (assemble_addr_to_section): Increase local buffer size.
8912 2016-09-27 Richard Biener <rguenther@suse.de>
8914 * dwarf2out.c (cu_die_list): New global.
8915 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
8916 main_comp_unit_die to cu_die_list if we created it.
8917 Move break_out_includes ...
8918 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
8921 2016-09-28 Richard Biener <rguenther@suse.de>
8923 * dwarf2out.c (struct die_struct): Add removed flag.
8924 (lookup_type_die): If the DIE is marked as removed, clear
8925 TYPE_SYMTAB_DIE and return NULL.
8926 (lookup_decl_die): If the DIE is marked as removed, remove it
8927 from the hash and return NULL.
8928 (mark_removed): New helper.
8929 (prune_unused_types_prune): Call it for removed DIEs.
8930 (gen_subprogram_die): Move the premark_used_types call to after
8931 DIEs for the functions scopes are generated.
8932 (process_scope_var): Do not re-create pruned types or type decls.
8933 Make sure to also re-parent type decls.
8934 (dwarf2out_finish): Move unused type pruning and debug_types
8936 (dwarf2out_early_finish): ... here.
8938 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
8940 * config/arc/arc-c.c: New file.
8941 * config/arc/arc-c.def: Likewise.
8942 * config/arc/t-arc: Likewise.
8943 * config.gcc: Include arc-c.o as c and cpp object.
8944 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
8945 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
8946 arc_cpu_cpp_builtins.
8948 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
8950 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
8951 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
8953 2016-09-28 Nathan Sidwell <nathan@acm.org>
8955 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
8958 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
8960 PR tree-optimization/61056
8961 * gimple-fold.c (gimple_fold_builtin_strchr):
8962 New function to optimize strchr (s, 0) to strlen.
8963 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
8965 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
8967 PR tree-optimization/77724
8968 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
8969 Add tree_fits_shwi_p check.
8971 2016-09-27 Jakub Jelinek <jakub@redhat.com>
8973 * auto-inc-dec.c (try_merge): Remove break after return.
8974 * cselib.c (autoinc_split): Likewise.
8975 * explow.c (promote_mode): Likewise.
8976 * fixed-value.c (fixed_arithmetic): Likewise.
8977 * hsa.c (hsa_internal_fn::get_arity): Likewise.
8978 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
8979 * trans-mem.c (get_attrs_for): Likewise.
8980 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
8981 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
8982 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
8983 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
8984 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
8985 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
8986 * config/cris/cris.c (cris_op_str): Likewise.
8987 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
8988 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
8990 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
8992 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
8993 IFN_GOACC_REDUCTION_CODES): New.
8994 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
8995 ifn_goacc_reduction_kind): Use them.
8996 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
8997 of internal functions, when applicable.
8999 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
9001 * config/mips/constraints.md (d): Fix documentation.
9002 * doc/md.texi (Machine Constraints): Update accordingly.
9004 2016-09-27 Richard Biener <rguenther@suse.de>
9006 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
9007 cur_line_info_table initialization ...
9008 (dwarf2out_assembly_start): ... here.
9010 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
9012 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
9013 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
9014 (*thumb2_movhi_vfp): Likewise.
9015 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
9016 template. Expand predicable attribute to mark VMOV.F16 as not
9017 predicable. Add "arch" attribute.
9018 (*thumb2_movhi_fp16): Likewise.
9019 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
9020 (*thumb2_movsi_vfp): Add "arch" attribute.
9022 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
9024 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
9027 2016-09-27 Marek Polacek <polacek@redhat.com>
9029 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
9032 * config/c6x/c6x.h: Adjust fall through comment.
9033 * config/sh/sh.c (final_prescan_insn): Likewise.
9034 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
9035 (visium_expand_fp_cstore): Likewise.
9037 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9039 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
9040 expected by -Wimplicit-fallthrough.
9041 (thumb1_size_rtx_costs): Likewise.
9042 (thumb2_reorg): Likewise.
9043 (tls_mentioned_p): Add "Fall through" comment.
9044 (thumb2_reorg): Likewise.
9045 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
9046 comment form expected by -Wimplicit-fallthrough.
9048 2016-09-27 Martin Liska <mliska@suse.cz>
9050 PR gcov-profile/46266
9051 * input.h (RESERVED_LOCATION_P): New macro.
9052 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
9053 instread of comparison with UNKNOWN_LOCATION.
9055 2016-09-27 Richard Biener <rguenther@suse.de>
9057 PR tree-optimization/77745
9058 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9059 When removing redundant stores make sure to check compatibility
9060 of the TBAA state for downstream accesses.
9061 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
9062 value-numbering virtual operands for store matches.
9064 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
9067 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
9068 movrt patterns. Match them before anything else in the SET case.
9070 2016-09-27 Martin Liska <mliska@suse.cz>
9072 PR gcov-profile/7970
9073 PR gcov-profile/16855
9074 PR gcov-profile/44779
9075 * coverage.c (build_gcov_exit_decl): New function.
9076 (coverage_obj_init): Call the function and generate __gcov_exit
9078 * doc/gcov.texi: Document when __gcov_exit function is called.
9080 2016-09-27 Marek Polacek <polacek@redhat.com>
9083 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9084 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
9085 -Wno-error instead of -Wno-implicit-fallthrough.
9087 2016-09-27 Martin Liska <mliska@suse.cz>
9090 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
9092 2016-09-27 Jakub Jelinek <jakub@redhat.com>
9094 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
9095 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
9096 comments. Remove break after return.
9097 (ix86_fp_compare_code_to_integer, has_dispatch,
9098 ix86_simd_clone_usable): Remove break after return.
9100 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
9102 PR rlt-optimization/77714
9103 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
9106 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
9109 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
9110 extract_range_from_unary_expr to convert value_range.
9111 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
9112 (extract_range_from_unary_expr): This.
9113 * tree-vrp.h (extract_range_from_unary_expr): Declare.
9115 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
9117 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
9119 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9121 * config/i386/i386.c (ix86_print_operand)
9122 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
9123 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
9124 (epilogue_renumber): Likewise.
9126 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
9129 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
9130 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
9132 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
9134 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
9135 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
9136 is_mm_seq_cst, is_mm_sync): Move to ...
9137 * memmodel.h: This. New file.
9138 * builtins.c: Include memmodel.h.
9139 * optabs.c: Likewise.
9141 * config/aarch64/aarch64.c: Likewise.
9142 * config/alpha/alpha.c: Likewise.
9143 * config/arm/arm.c: Likewise.
9144 * config/i386/i386.c: Likewise.
9145 * config/ia64/ia64.c: Likewise.
9146 * config/mips/mips.c: Likewise.
9147 * config/rs6000/rs6000.c: Likewise.
9148 * config/sparc/sparc.c: Likewise.
9149 * genconditions.c: Include memmodel.h in generated file.
9150 * genemit.c: Likewise.
9151 * genoutput.c: Likewise.
9152 * genpeep.c: Likewise.
9153 * genpreds.c: Likewise.
9154 * genrecog.c: Likewise.
9156 2016-09-26 David Malcolm <dmalcolm@redhat.com>
9158 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
9159 "c" instead when parsing characters. Move operand parsing into...
9160 (read_rtx_operand): ...this new function, renaming "i" to "idx",
9161 and tightening the scope of various locals.
9163 2016-09-26 Liu Hao <lh_mouse@126.com>
9165 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
9167 2016-09-26 Marek Polacek <polacek@redhat.com>
9169 * system.h: Use __has_attribute to check whether the fallthrough
9170 attribute is supported.
9172 2016-09-26 Marek Polacek <polacek@redhat.com>
9174 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
9175 gimple_call_internal_p.
9176 * ipa-split.c (find_return_bb): Likewise.
9177 (execute_split_functions): Likewise.
9178 * omp-low.c (dump_oacc_loop_part): Likewise.
9179 (oacc_loop_xform_head_tail): Likewise.
9180 * predict.c (predict_loops): Likewise.
9181 * sanopt.c (pass_sanopt::execute): Likewise.
9182 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
9183 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
9184 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
9185 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
9186 (expand_ifn_va_arg): Likewise.
9187 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
9188 (optimize_mask_stores): Likewise.
9189 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
9190 (vect_transform_stmt): Likewise.
9191 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
9192 * tsan.c (instrument_memory_accesses): Likewise.
9194 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9195 Alexander Monakov <amonakov@ispras.ru>
9197 * regrename.c (rename_chains): Check
9198 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
9199 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
9200 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
9202 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9204 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
9205 (s390_sched_score): Likewise.
9207 2016-09-26 Martin Liska <mliska@suse.cz>
9209 * doc/gcov.texi: Update program output of gcov tool.
9211 2016-09-26 Martin Liska <mliska@suse.cz>
9213 PR gcov-profile/23332
9214 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
9215 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
9216 * value-prof.c (dump_histogram_value): Do not handle
9217 HIST_TYPE_CONST_DELTA.
9218 (stream_in_histogram_value): Likewise.
9219 (gimple_find_values_to_profile): Likewise.
9220 * value-prof.h (enum hist_type): Likewise.
9222 2016-09-26 Martin Liska <mliska@suse.cz>
9224 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
9225 from default sanitize recover values.
9226 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
9227 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
9228 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
9230 * opts.c (finish_options): Do a generic loop over options
9231 that can be recovered.
9232 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
9234 (common_handle_option): Likewise.
9235 * opts.h: Declare can_recover to sanitizer_opts_s.
9237 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
9239 * target.def(elf_flags_numeric): Change documentation to present tense.
9240 * doc/tm.texi: Regenerate.
9242 2016-09-26 Marek Polacek <polacek@redhat.com>
9245 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9246 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
9247 -Wno-switch-fallthrough.
9248 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
9249 (expand_builtin): Likewise.
9250 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
9251 * convert.c (convert_to_real_1): Likewise.
9252 (convert_to_integer_1): Likewise.
9253 * final.c (output_alternate_entry_point): Likewise.
9254 * genattrtab.c (make_canonical): Likewise.
9255 (write_test_expr): Likewise.
9256 * genpreds.c (validate_exp): Likewise.
9257 * gimple-ssa-strength-reduction.c
9258 (find_candidates_dom_walker::before_dom_children): Likewise.
9259 * godump.c (go_format_type): Likewise.
9260 * reload1.c (elimination_effects): Likewise.
9261 * resource.c (mark_referenced_resources): Likewise.
9262 (mark_set_resources): Likewise.
9263 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
9264 * varasm.c (output_addressed_constants): Likewise.
9266 2016-09-26 Marek Polacek <polacek@redhat.com>
9269 * common.opt (Wimplicit-fallthrough): New option.
9270 * doc/extend.texi: Document statement attributes and the fallthrough
9272 * doc/invoke.texi: Document -Wimplicit-fallthrough.
9273 * gimple.h (gimple_call_internal_p): New function.
9274 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
9275 (struct label_entry): New struct.
9276 (find_label_entry): New function.
9277 (case_label_p): New function.
9278 (collect_fallthrough_labels): New function.
9279 (last_stmt_in_scope): New function.
9280 (should_warn_for_implicit_fallthrough): New function.
9281 (warn_implicit_fallthrough_r): New function.
9282 (maybe_warn_implicit_fallthrough): New function.
9283 (expand_FALLTHROUGH_r): New function.
9284 (expand_FALLTHROUGH): New function.
9285 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
9286 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
9287 (gimplify_label_expr): New function.
9288 (gimplify_case_label_expr): Set location.
9289 (gimplify_expr): Call gimplify_label_expr.
9290 * internal-fn.c (expand_FALLTHROUGH): New function.
9291 * internal-fn.def (FALLTHROUGH): New internal function.
9292 * langhooks.c (lang_GNU_OBJC): New function.
9293 * langhooks.h (lang_GNU_OBJC): Declare.
9294 * system.h (gcc_fallthrough): Define.
9295 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
9296 * tree.h (FALLTHROUGH_LABEL_P): Define.
9298 2016-09-26 Richard Biener <rguenther@suse.de>
9300 * dwarf2out.c (stripattributes): Remove unused function.
9301 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
9302 Push dwarf_split_debug_info handling into init_sections_and_labels.
9303 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
9304 (DEBUG_MACRO_SECTION_FLAGS): Remove.
9305 (debug_macinfo_section_name): New global.
9306 (output_macinfo): Use debug_macinfo_section_name.
9307 (init_sections_and_labels): Split out section and label generation
9308 from dwarf2out_init. Set debug_macinfo_section_name.
9309 (dwarf2out_init): Move text section label generation and emission
9311 (dwarf2out_assembly_start): ... here.
9312 (dwarf2out_finish): Call init_sections_and_labels before DWARF
9315 2016-09-26 Richard Biener <rguenther@suse.de>
9318 * cgraphunit.c (analyze_functions): Before early removing
9319 global vars calls the late_global_decl debug handler mark
9320 the variable as readonly.
9322 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
9325 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
9326 (sh_rtx_costs): Handle SET of movt and movrt patterns.
9327 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
9328 declare new overloads.
9329 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
9332 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9334 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
9335 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
9337 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
9339 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
9340 * configure: Regenerate.
9342 2016-09-24 Marek Polacek <polacek@redhat.com>
9345 * doc/invoke.texi: Document -Wbool-operation.
9347 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9349 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
9350 * config/rs6000/rs6000.c (expand_block_compare): New function used by
9351 cmpmemsi pattern to do builtin expansion of memcmp ().
9352 (compute_current_alignment): Add helper function for
9353 expand_block_compare used to compute alignment as the compare proceeds.
9354 (select_block_compare_mode): Used by expand_block_compare to select
9355 the mode used for reading the next chunk of bytes in the compare.
9356 (do_load_for_compare): Used by expand_block_compare to emit the load
9357 insns for the compare.
9358 (rs6000_emit_dot_insn): Moved this function to avoid a forward
9359 reference from expand_block_compare ().
9360 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
9361 prototype for this function.
9362 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
9363 target option for controlling how much code inline expansion of
9364 memcmp() will be allowed to generate.
9366 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9368 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
9369 hook_bool_mode_false, hook_bool_mode_true,
9370 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9371 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9372 hook_bool_const_rtx_insn_const_rtx_insn_true,
9373 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
9374 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
9375 hook_bool_const_tree_hwi_hwi_const_tree_false,
9376 hook_bool_const_tree_hwi_hwi_const_tree_true,
9377 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
9378 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9379 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
9380 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
9381 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
9382 hook_bool_const_tree_true, hook_bool_tree_tree_false,
9383 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
9384 hook_bool_rtx_insn_true, hook_bool_rtx_false,
9385 hook_bool_uintp_uintp_false,
9386 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
9387 hook_rtx_tree_int_null, hook_uint_mode_0,
9388 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
9389 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
9390 hook_constcharptr_const_rtx_insn_null,
9391 hook_constcharptr_const_tree_const_tree_null,
9392 hook_constcharptr_int_const_tree_null,
9393 hook_constcharptr_int_const_tree_const_tree_null,
9394 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
9395 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
9396 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
9398 * vec.h (vNULL): Extend comment to say = vNULL initialization
9399 isn't needed for static vars.
9401 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
9402 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
9403 = vNULL initialization of file scope vec.
9404 * passes.c (pass_tab, enabled_pass_uid_range_tab,
9405 disabled_pass_uid_range_tab): Likewise.
9406 * haifa-sched.c (sched_luids, h_i_d): Likewise.
9407 * tree-chkp-opt.c (check_infos): Likewise.
9408 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
9410 * vec.h (vnull::operator vec): Add constexpr keyword for
9413 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
9415 PR tree-optimization/77654
9416 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
9417 to duplicate_ssa_name_ptr_info.
9419 2016-09-23 David Malcolm <dmalcolm@redhat.com>
9421 PR preprocessor/77672
9422 * input.c (selftest::test_lexer_string_locations_simple): Update
9423 test to expect location information of the terminator character
9424 at the location of the final closing quote.
9425 (selftest::test_lexer_string_locations_hex): Likewise.
9426 (selftest::test_lexer_string_locations_oct): Likewise.
9427 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
9428 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
9429 (selftest::test_lexer_string_locations_ucn4): Likewise.
9430 (selftest::test_lexer_string_locations_ucn8): Likewise.
9431 (selftest::test_lexer_string_locations_u8): Likewise.
9432 (selftest::test_lexer_string_locations_utf8_source): Likewise.
9433 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
9434 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
9435 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
9436 (selftest::test_lexer_string_locations_macro): Likewise.
9437 (selftest::test_lexer_string_locations_long_line): Likewise.
9439 2016-09-23 Richard Biener <rguenther@suse.de>
9441 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
9442 virtual definition to virtual use if the call devirtualizes
9443 to a const or pure function.
9444 (visit_use): Also visit calls we can devirtualize to a
9445 const or pure function.
9447 2016-09-23 Richard Biener <rguenther@suse.de>
9449 PR tree-optimization/77697
9450 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
9451 signal error if we have sth ternary or unhandled.
9453 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9455 * config/arm/arm_neon.h (vabd_f16): New.
9489 (vcvt_f16_s16): New.
9490 (vcvt_f16_u16): New.
9491 (vcvt_s16_f16): New.
9492 (vcvt_u16_f16): New.
9493 (vcvtq_f16_s16): New.
9494 (vcvtq_f16_u16): New.
9495 (vcvtq_s16_f16): New.
9496 (vcvtq_u16_f16): New.
9497 (vcvta_s16_f16): New.
9498 (vcvta_u16_f16): New.
9499 (vcvtaq_s16_f16): New.
9500 (vcvtaq_u16_f16): New.
9501 (vcvtm_s16_f16): New.
9502 (vcvtm_u16_f16): New.
9503 (vcvtmq_s16_f16): New.
9504 (vcvtmq_u16_f16): New.
9505 (vcvtn_s16_f16): New.
9506 (vcvtn_u16_f16): New.
9507 (vcvtnq_s16_f16): New.
9508 (vcvtnq_u16_f16): New.
9509 (vcvtp_s16_f16): New.
9510 (vcvtp_u16_f16): New.
9511 (vcvtpq_s16_f16): New.
9512 (vcvtpq_u16_f16): New.
9513 (vcvt_n_f16_s16): New.
9514 (vcvt_n_f16_u16): New.
9515 (vcvtq_n_f16_s16): New.
9516 (vcvtq_n_f16_u16): New.
9517 (vcvt_n_s16_f16): New.
9518 (vcvt_n_u16_f16): New.
9519 (vcvtq_n_s16_f16): New.
9520 (vcvtq_n_u16_f16): New.
9534 (vmul_lane_f16): New.
9537 (vmulq_lane_f16): New.
9559 (vrsqrteq_f16): New.
9563 (vrsqrtsq_f16): New.
9567 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9569 * config.gcc (extra_headers): Add arm_fp16.h
9570 * config/arm/arm_fp16.h: New.
9571 * config/arm/arm_neon.h: Include "arm_fp16.h".
9573 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9575 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
9577 (vmulf): New (v8hf, v4hf variants).
9578 (vfma): New (v8hf, v4hf variants).
9579 (vfms): New (v8hf, v4hf variants).
9580 (vsub): New (v8hf, v4hf variants).
9581 (vcage): New (v8hf, v4hf variants).
9582 (vcagt): New (v8hf, v4hf variants).
9583 (vcale): New (v8hf, v4hf variants).
9584 (vcalt): New (v8hf, v4hf variants).
9585 (vceq): New (v8hf, v4hf variants).
9586 (vcgt): New (v8hf, v4hf variants).
9587 (vcge): New (v8hf, v4hf variants).
9588 (vcle): New (v8hf, v4hf variants).
9589 (vclt): New (v8hf, v4hf variants).
9590 (vceqz): New (v8hf, v4hf variants).
9591 (vcgez): New (v8hf, v4hf variants).
9592 (vcgtz): New (v8hf, v4hf variants).
9593 (vcltz): New (v8hf, v4hf variants).
9594 (vclez): New (v8hf, v4hf variants).
9595 (vabd): New (v8hf, v4hf variants).
9596 (vmaxf): New (v8hf, v4hf variants).
9597 (vmaxnm): New (v8hf, v4hf variants).
9598 (vminf): New (v8hf, v4hf variants).
9599 (vminnm): New (v8hf, v4hf variants).
9600 (vpmaxf): New (v4hf variant).
9601 (vpminf): New (v4hf variant).
9602 (vpadd): New (v4hf variant).
9603 (vrecps): New (v8hf, v4hf variants).
9604 (vrsqrts): New (v8hf, v4hf variants).
9605 (vabs): New (v8hf, v4hf variants).
9606 (vneg): New (v8hf, v4hf variants).
9607 (vrecpe): New (v8hf, v4hf variants).
9608 (vrnd): New (v8hf, v4hf variants).
9609 (vrnda): New (v8hf, v4hf variants).
9610 (vrndm): New (v8hf, v4hf variants).
9611 (vrndn): New (v8hf, v4hf variants).
9612 (vrndp): New (v8hf, v4hf variants).
9613 (vrndx): New (v8hf, v4hf variants).
9614 (vrsqrte): New (v8hf, v4hf variants).
9615 (vmul_lane): Add v4hf and v8hf variants.
9616 (vmul_n): Add v4hf and v8hf variants.
9617 (vext): New (v8hf, v4hf variants).
9618 (vcvts): New (v8hi, v4hi variants).
9619 (vcvts): New (v8hf, v4hf variants).
9620 (vcvtu): New (v8hi, v4hi variants).
9621 (vcvtu): New (v8hf, v4hf variants).
9622 (vcvts_n): New (v8hf, v4hf variants).
9623 (vcvtu_n): New (v8hi, v4hi variants).
9624 (vcvts_n): New (v8hi, v4hi variants).
9625 (vcvtu_n): New (v8hf, v4hf variants).
9626 (vbsl): New (v8hf, v4hf variants).
9627 (vcvtas): New (v8hf, v4hf variants).
9628 (vcvtau): New (v8hf, v4hf variants).
9629 (vcvtms): New (v8hf, v4hf variants).
9630 (vcvtmu): New (v8hf, v4hf variants).
9631 (vcvtns): New (v8hf, v4hf variants).
9632 (vcvtnu): New (v8hf, v4hf variants).
9633 (vcvtps): New (v8hf, v4hf variants).
9634 (vcvtpu): New (v8hf, v4hf variants).
9636 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9638 * config/arm/arm-builtins.c (hf_UP): New.
9640 (vfp_builtin_data): New. Update comment.
9641 (enum arm_builtins): Include "arm_vfp_builtins.def".
9642 (ARM_BUILTIN_VFP_PATTERN_START): New.
9643 (arm_init_vfp_builtins): New.
9644 (arm_init_builtins): Add arm_init_vfp_builtins.
9645 (arm_expand_vfp_builtin): New.
9646 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
9648 * config/arm/arm_vfp_builtins.def: New file.
9649 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
9650 (arm-builtins.o): Likewise.
9652 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
9655 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
9656 from constant while creating value range.
9658 2016-09-23 Renlin Li <renlin.li@arm.com>
9660 * ira.c (ira): Move ira_use_lra_p initialization code to ...
9661 (ira_init_once): Here.
9663 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
9664 Jakub Jelinek <jakub@redhat.com>
9666 * hooks.h (hook_uint_uintp_false): Rename to...
9667 (hook_bool_uint_uintp_false): ... this.
9668 * hooks.c (hook_uint_uintp_false): Rename to...
9669 (hook_bool_uint_uintp_false): ... this.
9670 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
9671 instead of hook_uint_uintp_false.
9673 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9675 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
9676 (arm_init_builtins): Move body of a loop to the standalone
9677 function arm_init_neon_builtin.
9678 (arm_expand_neon_builtin_1): New. Update comment. Function body
9679 moved from arm_neon_builtin with some white-space fixes.
9680 (arm_expand_neon_builtin): Move code into the standalone function
9681 arm_expand_neon_builtin_1.
9683 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9685 * config/arm/iterators.md (VCVTHI): New.
9686 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
9690 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
9691 (V_HALF): Add V4HF. Fix white-space.
9692 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
9693 (V_s_elem): Likewise.
9694 (V_sz_elem): Fix white-space.
9695 (V_elem_ch): Likewise.
9697 (scalar_mul_constraint): Add V8HF and V4HF.
9698 (Is_float_mode): Fix white-space.
9699 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
9700 (q): Add HF. Fix white-space.
9703 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
9704 (neon_vfm_lane_as): New.
9705 * config/arm/neon.md (add<mode>3_fp16): New.
9706 (sub<mode>3_fp16): New.
9707 (mul<mode>3add<mode>_neon): New.
9708 (fma<VH:mode>4_intrinsic): New.
9709 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
9710 (fmsub<VH:mode>4_intrinsic): New.
9711 (<absneg_str><mode>2): New.
9712 (neon_v<absneg_str><mode>): New.
9713 (neon_v<fp16_rnd_str><mode>): New.
9714 (neon_vrsqrte<mode>): New.
9715 (neon_vpaddv4hf): New.
9716 (neon_vadd<mode>): New.
9717 (neon_vsub<mode>): New.
9718 (neon_vmulf<mode>): New.
9719 (neon_vfma<VH:mode>): New.
9720 (neon_vfms<VH:mode>): New.
9721 (neon_vc<cmp_op><mode>): New.
9722 (neon_vc<cmp_op><mode>_fp16insn): New
9723 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
9724 (neon_vca<cmp_op><mode>): New.
9725 (neon_vca<cmp_op><mode>_fp16insn): New.
9726 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
9727 (neon_vc<cmp_op>z<mode>): New.
9728 (neon_vabd<mode>): New.
9729 (neon_v<maxmin>f<mode>): New.
9730 (neon_vp<maxmin>fv4hf: New.
9731 (neon_<fmaxmin_op><mode>): New.
9732 (neon_vrecps<mode>): New.
9733 (neon_vrsqrts<mode>): New.
9734 (neon_vrecpe<mode>): New (VH variant).
9735 (neon_vdup_lane<mode>_internal): New.
9736 (neon_vdup_lane<mode>): New.
9737 (neon_vcvt<sup><mode>): New (VCVTHI variant).
9738 (neon_vcvt<sup><mode>): New (VH variant).
9739 (neon_vcvt<sup>_n<mode>): New (VH variant).
9740 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
9741 (neon_vcvt<vcvth_op><sup><mode>): New.
9742 (neon_vmul_lane<mode>): New.
9743 (neon_vmul_n<mode>): New.
9744 * config/arm/unspecs.md (UNSPEC_VCALE): New
9745 (UNSPEC_VCALT): New.
9746 (UNSPEC_VFMA_LANE): New.
9747 (UNSPECS_VFMS_LANE): New.
9749 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9751 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
9752 ("*extzv<mode><clobbercc_or_nocc>"):
9753 Correct a typo in a comment.
9755 ("*insv<mode>_zEC12", "*insv<mode>_z10")
9756 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
9757 ("*insv<mode>_zEC12_appendbitsleft")
9758 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
9759 ("*insv<mode>_z10_appendbitsleft"): Ditto.
9760 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
9761 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
9762 Provide pattern with operands switched.
9763 ("*pre_z10_extv<mode>"):
9764 Use new subst patterns.
9765 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
9766 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
9767 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
9768 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
9769 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
9770 ("*<risbg_n>_sidi_ior_and_lshiftrt")
9771 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
9773 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
9774 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
9775 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
9777 ("SINT"): New mode_iterator with SI, HI, QI.
9778 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
9779 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
9782 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9784 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
9785 new interface of s390_contiguous_bitmask_p.
9786 ("contiguous_bitmask_nowrap_operand"): New predicate.
9787 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
9788 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
9789 of s390_contiguous_bitmask_p.
9790 ("NxxDw"): Rename NxxDq constraint to NxxDw.
9791 ("NxxSw"): New constraint.
9792 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
9793 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
9795 (s390_contiguous_bitmask_nowrap_p): Export.
9796 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
9797 former s390_contiguous_bitmask_p.
9798 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
9799 detect contiguous bit ranges with wraparound. Change signature to
9800 return START and END position instead of POS and LENGTH.
9801 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
9802 ranges with wraparound.
9803 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
9804 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
9805 Adapt to new signature of s390_contiguous_bitmask_p.
9807 2016-09-23 Bin Cheng <bin.cheng@arm.com>
9809 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
9810 (create_intersect_range_checks): New.
9811 (vect_create_cond_for_alias_checks): Call above function.
9813 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9815 * config/arm/iterators.md (Code iterators): Fix some white-space
9819 (FCVT): Moved from vfp.md.
9820 (VCVT_HF_US_N): New.
9821 (VCVT_SI_US_N): New.
9826 (FCVTI32typename): Moved from vfp.md.
9827 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
9828 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
9829 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
9830 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
9831 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
9833 (fp16_rnd_str): New.
9834 (fp16_rnd_insn): New.
9835 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
9836 (UNSPEC_VCVT_HF_U_N): New.
9837 (UNSPEC_VCVT_SI_S_N): New.
9838 (UNSPEC_VCVT_SI_U_N): New.
9839 (UNSPEC_VCVTH_S): New.
9840 (UNSPEC_VCVTH_U): New.
9841 (UNSPEC_VCVTA_S): New.
9842 (UNSPEC_VCVTA_U): New.
9843 (UNSPEC_VCVTM_S): New.
9844 (UNSPEC_VCVTM_U): New.
9845 (UNSPEC_VCVTN_S): New.
9846 (UNSPEC_VCVTN_U): New.
9847 (UNSPEC_VCVTP_S): New.
9848 (UNSPEC_VCVTP_U): New.
9849 (UNSPEC_VCVTP_S): New.
9850 (UNSPEC_VCVTP_U): New.
9852 (UNSPEC_VRNDA): New.
9853 (UNSPEC_VRNDI): New.
9854 (UNSPEC_VRNDM): New.
9855 (UNSPEC_VRNDN): New.
9856 (UNSPEC_VRNDP): New.
9857 (UNSPEC_VRNDX): New.
9858 * config/arm/vfp.md (<absneg_str>hf2): New.
9860 (neon_v<fp16_rnd_str>hf): New.
9861 (neon_vrndihf): New.
9866 (*mulsf3neghf_vfp): New.
9867 (*negmulhf3_vfp): New.
9868 (*mulsf3addhf_vfp): New.
9869 (*mulhf3subhf_vfp): New.
9870 (*mulhf3neghfaddhf_vfp): New.
9871 (*mulhf3neghfsubhf_vfp): New.
9874 (fmsubhf4_fp16): New.
9878 (neon_vsqrthf): New.
9879 (neon_vrsqrtshf): New.
9880 (FCVT): Move to iterators.md.
9881 (FCVTI32typename): Likewise.
9882 (neon_vcvth<sup>hf): New.
9883 (neon_vcvth<sup>si): New.
9884 (neon_vcvth<sup>_nhf_unspec): New.
9885 (neon_vcvth<sup>_nhf): New.
9886 (neon_vcvth<sup>_nsi_unspec): New.
9887 (neon_vcvth<sup>_nsi): New.
9888 (neon_vcvt<vcvth_op>h<sup>si): New.
9889 (neon_<fmaxmin_op>hf): New.
9891 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9893 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
9894 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
9895 ("*insv<mode>_zEC12_appendbitsleft")
9896 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
9897 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
9899 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9901 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
9902 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
9903 construct values without normalization.
9904 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
9905 static local lhs_ops to vNULL.
9907 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9908 Jiong Wang <jiong.wang@arm.com>
9910 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
9911 available when FP16 instructions are available.
9912 (output_move_vfp): Add support for 16-bit data moves.
9913 (arm_validize_comparison): Fix some white-space. Support HFmode
9914 by conversion to SFmode.
9915 * config/arm/arm.md (truncdfhf2): Fix a comment.
9916 (extendhfdf2): Likewise.
9918 (movsicc): Fix some white-space.
9920 (movsfcc): Fix some white-space.
9922 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
9923 instructions are available.
9924 (*thumb2_movhi_vfp): Likewise.
9925 (*arm_movhi_fp16): New.
9926 (*thumb2_movhi_fp16): New.
9927 (*movhf_vfp_fp16): New.
9928 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
9929 (*movhf_vfp): Likewise.
9930 (extendhfsf2): Enable when VFP FP16 instructions are available.
9931 (truncsfhf2): Enable when VFP FP16 instructions are available.
9933 2016-09-23 Martin Liska <mliska@suse.cz>
9935 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
9937 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9939 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
9941 (arm_evpc_neon_vtrn): Likewise.
9942 (arm_evpc_neon_vrev): Likewise.
9943 (arm_evpc_neon_vext): Likewise.
9944 * config/arm/arm_neon.h (vbsl_f16): New.
9948 (vdup_lane_f16): New.
9949 (vdupq_lane_f16): New.
9962 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
9963 (vdup_lane): New (v8hf, v4hf variants).
9964 (vext): New (v8hf, v4hf variants).
9965 (vbsl): New (v8hf, v4hf variants).
9966 * config/arm/iterators.md (VDQWH): New.
9968 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
9969 (Scalar_mul_8_16): Fix white-space.
9970 (Is_d_reg): Add V4HF and V8HF.
9971 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
9972 (neon_vdup_lane<mode>): New.
9973 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
9974 (*neon_vtrn<mode>_insn): Likewise.
9975 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
9976 (*neon_vzip<mode>_insn): Likewise
9977 (neon_vuzp<mode>_internal): Likewise.
9978 (*neon_vuzp<mode>_insn): Likewise
9979 * config/arm/vec-common.md (vec_perm_const<mode>): New.
9981 2016-09-23 Jiong Wang <jiong.wang@arm.com>
9982 Matthew Wahab <matthew.wahab@arm.com>
9984 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
9985 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
9986 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
9987 available. Also fix some white-space.
9988 * config/arm/vfp.md (*arm_movhi_vfp): New.
9989 (*thumb2_movhi_vfp): New.
9991 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9993 * config/arm/arm-c.c (arm_cpu_builtins): Define
9994 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
9995 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
9997 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9999 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
10000 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
10001 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
10002 arm_v8_2a_fp16_neon_hw.
10003 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
10006 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10008 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
10009 arm_fp16_alternative_ok and arm_fp16_none_ok.
10011 2016-09-23 Martin Liska <mliska@suse.cz>
10013 * ipa-icf.c (sem_variable::merge): Replace adress with address.
10015 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10017 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
10018 ("armv8.2-a"): New.
10019 ("armv8.2-a+fp16"): New.
10020 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
10021 (FL2_FP16INST): New.
10022 (FL2_FOR_ARCH8_2A): New.
10023 * config/arm/arm-tables.opt: Regenerate.
10024 * config/arm/arm.c (arm_arch8_2): New.
10025 (arm_fp16_inst): New.
10026 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
10027 for incompatible fp16-format settings.
10028 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
10029 (TARGET_NEON_FP16INST): New.
10030 (arm_arch8_2): Declare.
10031 (arm_fp16_inst): Declare.
10032 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
10033 march=armv8.2-a and march=armv8.2-a+fp16.
10034 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
10035 and armv8.2-a+fp16.
10036 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
10037 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
10039 2016-09-23 Martin Liska <mliska@suse.cz>
10041 * doc/extend.texi: Remove fused-madd from i386 target options.
10043 2016-09-23 Martin Liska <mliska@suse.cz>
10045 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
10048 2016-09-23 Martin Liska <mliska@suse.cz>
10050 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
10053 2016-09-23 Martin Liska <mliska@suse.cz>
10056 * config/i386/i386.c (ix86_option_override_internal): Change
10057 signature and return false when there's an error related to
10059 (release_options_strings): New function.
10060 (ix86_valid_target_attribute_tree): Call the function.
10062 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10064 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
10065 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
10066 (gen_hsa_ctor_assignment): Likewise.
10067 * print-tree.c (print_node): Likewise.
10068 * tree-dump.c (dequeue_and_dump): Likewise.
10069 * tree-sra.c (sra_modify_constructor_assign): Likewise.
10070 * expr.c (store_constructor): Likewise.
10071 * fold-const.c (operand_equal_p): Likewise.
10072 * tree-pretty-print.c (dump_generic_node): Likewise.
10073 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
10074 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
10076 2016-09-23 Richard Biener <rguenther@suse.de>
10078 * hooks.h (hook_uint_uintp_false): Declare.
10080 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10082 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
10083 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
10085 2016-09-22 Martin Sebor <msebor@redhat.com>
10088 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
10089 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
10090 (target_int_min): Correct computation.
10091 (format_integer): Use long long as the argument for the ll length
10093 (format_floating): Use target_int_max().
10094 (get_string_length): Same.
10095 (format_string): Avoid setting the bounded flag for strings
10097 (try_substitute_return_value): Avoid setting range info when
10098 the result isn't bounded.
10099 * varasm.c (assemble_name): Increase buffer size.
10101 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
10102 Terry Guo <terry.guo@arm.com>
10104 * target.def (elf_flags_numeric): New target hook.
10105 * targhooks.h (default_asm_elf_flags_numeric): New.
10106 * varasm.c (default_asm_elf_flags_numeric): New.
10107 (default_elf_asm_named_section): Use new target hook.
10108 * config/arm/arm.opt (mpure-code): New.
10109 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
10110 * config/arm/arm.c (arm_asm_init_sections): Add section
10111 attribute to default text section if -mpure-code.
10112 (arm_option_check_internal): Diagnose use of option with
10113 non supported targets and/or options.
10114 (arm_asm_elf_flags_numeric): New.
10115 (arm_function_section): New.
10116 (arm_elf_section_type_flags): New.
10117 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
10119 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
10120 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
10122 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
10124 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
10126 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10128 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
10129 * rtl.h: Adjust prototype.
10131 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10133 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
10134 (prev_active_insn): Likewise.
10135 (active_insn_p): Likewise.
10136 * rtl.h: Adjust prototypes.
10137 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
10138 * config/arc/arc.md: Likewise.
10139 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
10140 (branch_needs_nop_p): Likewise.
10141 (use_skip_p): Likewise.
10142 * config/sh/sh.c (gen_block_redirect): Likewise.
10143 (split_branches): Likewise.
10144 * reorg.c (optimize_skip): Likewise.
10145 (fill_simple_delay_slots): Likewise.
10146 (fill_slots_from_thread): Likewise.
10147 (relax_delay_slots): Likewise.
10148 * resource.c (mark_target_live_regs): Likewise.
10150 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10152 * config/cris/cris.c (cris_asm_output_case_end): Change argument
10153 type to rtx_insn *.
10154 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
10155 (prev_nonnote_nondebug_insn): Likewise.
10156 * config/cris/cris-protos.h: Adjust prototype.
10158 * jump.c (rtx_renumbered_equal_p): Adjust.
10160 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10162 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
10163 * rtl.h: Adjust prototype.
10164 * config/sh/sh.md: Adjust.
10165 * dwarf2out.c (add_var_loc_to_decl): Likewise.
10167 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10169 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
10170 (prev_nondebug_insn): Likewise.
10171 * loop-doloop.c (doloop_condition_get): Likewise.
10172 * rtl.h: Adjust prototype.
10173 * cfgloop.h: Likewise.
10175 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10177 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
10178 (prev_nonnote_insn): Likewise.
10179 * jump.c (reversed_comparison_code_parts): Likewise.
10180 (reversed_comparison): Likewise.
10181 * rtl.h: Adjust prototypes.
10182 * config/arc/arc.md: Adjust.
10183 * cse.c (find_comparison_args): Likewise.
10184 * reorg.c (redundant_insn): Change return type to rtx_insn *.
10185 (fix_reg_dead_note): Change argument type to rtx_insn *.
10186 (delete_prior_computation): Likewise.
10187 (delete_computation): Likewise.
10188 (fill_slots_from_thread): Adjust.
10189 (relax_delay_slots): Likewise.
10190 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
10191 (simplify_relational_operation_1): Likewise.
10192 (simplify_ternary_operation): Likewise.
10194 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10196 * config/arc/arc-protos.h (arc_label_align): Change type of
10197 variables from rtx to rtx_insn *.
10198 * config/arc/arc.c (arc_label_align): Likewise.
10199 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
10200 * config/bfin/bfin.c (workaround_speculation): Likewise.
10201 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
10202 (find_last_same_clock): Likewise.
10203 (reorg_split_calls): Likewise.
10204 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
10205 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
10206 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
10207 (same_cmp_following_p): Likewise.
10208 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
10209 (same_cmp_following_p): Likwise.
10210 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
10211 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
10212 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
10213 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
10214 (rl78_alloc_physical_registers_cmp): Likewise.
10215 (rl78_alloc_physical_registers_umul): Likewise.
10216 (rl78_calculate_death_notes): Likewise.
10217 * config/s390/s390-protos.h (s390_label_align): Likewise.
10218 * config/s390/s390.c (s390_label_align): Likewise.
10219 * config/sh/sh.c (barrier_align): Likewise.
10220 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
10221 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
10222 (emit_cbcond_nop): Likewise.
10224 2016-09-22 Martin Liska <mliska@suse.cz>
10227 * ipa-icf.c (sem_variable::merge): Yield merge operation if
10228 alias address matters, not necessarily address of original.
10230 2016-09-22 Richard Biener <rguenther@suse.de>
10232 PR middle-end/77697
10233 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
10236 2016-09-22 Richard Biener <rguenther@suse.de>
10238 PR middle-end/77677
10239 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
10240 from constant folding results.
10241 (gimple_resimplify2): Likewise.
10242 (gimple_resimplify3): Likewise.
10244 2016-09-22 Richard Biener <rguenther@suse.de>
10246 PR middle-end/77678
10247 * expr.c (expand_expr_real_1): Guard array access against negative
10250 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10252 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
10254 (format_floating): Likewise.
10256 2016-09-22 Jakub Jelinek <jakub@redhat.com>
10259 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
10260 for all IFN_GOMP_SIMD_* internal fns, not just for
10261 IFN_GOMP_SIMD_ORDERED_*.
10263 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10266 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
10267 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
10268 instructions when you want to invert the test.
10269 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
10270 correct order for XXSEL.
10271 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
10272 for using XSCMP{EQ,GT,GE}DP.
10274 2016-09-21 David Malcolm <dmalcolm@redhat.com>
10276 * genconstants.c (main): Introduce noop_reader and convert call
10277 to read_md_files to a method call.
10278 * genenums.c (main): Likewise.
10279 * genmddeps.c (main): Likewise.
10280 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
10281 rtx_reader_ptr->get_top_level_filename ().
10282 (write_tm_preds_h): Likewise.
10283 (write_insn_preds_c): Likewise.
10284 * gensupport.c (class gen_reader): New subclass of rtx_reader.
10285 (rtx_handle_directive): Convert to...
10286 (gen_reader::handle_unknown_directive): ...this.
10287 (init_rtx_reader_args_cb): Convert return type from bool to
10288 rtx_reader *. Create a gen_reader instance, using it for the
10289 call to read_md_files. Return it if no errors occur.
10290 (init_rtx_reader_args): Convert return type from bool to
10292 * gensupport.h (init_rtx_reader_args_cb): Likewise.
10293 (init_rtx_reader_args_cb): Likewise.
10294 * read-md.c (struct file_name_list): Move to class rtx_reader.
10295 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
10296 (read_md_filename): Delete in favor of
10297 rtx_reader::m_read_md_filename.
10298 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
10299 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
10300 (base_dir): Delete in favor of rtx_reader::m_base_dir.
10301 (first_dir_md_include): Delete in favor of
10302 rtx_reader::m_first_dir_md_include.
10303 (last_dir_md_include_ptr): Delete in favor of
10304 rtx_reader::m_last_dir_md_include_ptr.
10305 (max_include_len): Delete.
10306 (rtx_reader_ptr): New.
10307 (fatal_with_file_and_line): Use get_filename and get_lineno
10308 accessors of rtx_reader_ptr.
10309 (require_char_ws): Likewise.
10310 (rtx_reader::read_char): New method, based on ::read_char.
10311 (rtx_reader::unread_char): New method, based on ::unread_char.
10312 (read_escape): Use get_filename and get_lineno accessors of
10314 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
10315 (read_string): Use get_filename and get_lineno accessors of
10317 (rtx_reader::rtx_reader): New ctor.
10318 (rtx_reader::~rtx_reader): New dtor.
10319 (handle_include): Convert from a function to...
10320 (rtx_reader::handle_include): ...this method, converting
10321 handle_directive from a callback to a virtual function.
10322 (handle_file): Likewise, converting to...
10323 (rtx_reader::handle_file): ...this method.
10324 (handle_toplevel_file): Likewise, converting to...
10325 (rtx_reader::handle_toplevel_file): ...this method.
10326 (rtx_reader::get_current_location): New method.
10327 (parse_include): Convert from a function to...
10328 (rtx_reader::add_include_path): ...this method, dropping redundant
10329 update to unused max_include_len.
10330 (read_md_files): Convert from a function to...
10331 (rtx_reader::read_md_files): ...this method, converting
10332 handle_directive from a callback to a virtual function.
10333 (noop_reader::handle_unknown_directive): New method.
10334 * read-md.h (directive_handler_t): Delete this typedef.
10335 (in_fname): Delete.
10336 (read_md_file): Delete.
10337 (read_md_lineno): Delete.
10338 (read_md_filename): Delete.
10339 (class rtx_reader): New class.
10340 (rtx_reader_ptr): New decl.
10341 (class noop_reader): New subclass of rtx_reader.
10342 (read_char): Reimplement in terms of rtx_reader::read_char.
10343 (unread_char): Reimplement in terms of rtx_reader::unread_char.
10344 (read_md_files): Delete.
10345 * read-rtl.c (read_rtx_code): Update for deletion of globals
10346 read_md_filename and read_md_lineno.
10348 2016-09-21 Jason Merrill <jason@redhat.com>
10350 * input.h (from_macro_definition_at): New.
10352 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
10354 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
10356 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10358 PR tree-optimization/77550
10359 * tree-vect-stmts.c (create_array_ref): Change parameters.
10360 (get_group_alias_ptr_type): New function.
10361 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
10363 2016-09-21 Marek Polacek <polacek@redhat.com>
10365 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
10366 Add falls through comment.
10368 2016-09-21 Richard Biener <rguenther@suse.de>
10370 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
10371 (replace_child): Likewise.
10372 (remove_child_TAG): Adjust.
10373 (move_marked_base_types): Likewise.
10374 (prune_unused_types_prune): Clear die_sib of removed children.
10376 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
10379 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
10380 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
10382 2016-09-21 Richard Biener <rguenther@suse.de>
10384 PR tree-optimization/77648
10385 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
10387 (make_transitive_closure_constraints): Adjust comment.
10388 (make_any_offset_constraints): New function.
10389 (handle_rhs_call): Make sure to first expand a pointer to all
10390 subfields before transitively closing it.
10391 (handle_const_call): Likewise. Properly expand returned
10393 (handle_pure_call): Likewise.
10395 2016-09-21 Richard Biener <rguenther@suse.de>
10396 Jakub Jelinek <jakub@redhat.com>
10398 PR tree-optimization/77621
10399 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
10400 group at non-vectorizable stmts.
10402 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10404 PR tree-optimization/72835
10405 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
10406 (make_new_ssa_for_all_defs): Likewise.
10407 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
10409 2016-09-20 Martin Sebor <msebor@redhat.com>
10411 PR middle-end/49905
10412 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
10413 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
10414 * config/linux.c (gnu_libc_printf_pointer_format): New function.
10415 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
10416 * config/sol2.c (solaris_printf_pointer_format): New function.
10417 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
10419 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
10420 * doc/tm.texi: Regenerate.
10421 * gimple-fold.h (get_range_strlen): New function.
10422 (get_maxval_strlen): Declare existing function.
10423 * gimple-fold.c (get_range_strlen): Add arguments and compute both
10424 maximum and minimum.
10425 (get_range_strlen): Define overload.
10426 (get_maxval_strlen): Adjust.
10427 * gimple-ssa-sprintf.c: New file and pass.
10428 * passes.def (pass_sprintf_length): Add new pass.
10429 * targhooks.h (default_printf_pointer_format): Declare new function.
10430 (gnu_libc_printf_pointer_format): Same.
10431 (solaris_libc_printf_pointer_format): Same.
10432 * targhooks.c (default_printf_pointer_format): Define new function.
10433 * tree-pass.h (make_pass_sprintf_length): Declare new function.
10434 * print-tree.c: Increase buffer size.
10436 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10438 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
10440 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10442 * common.opt: New option -fipa-vrp.
10443 * ipa-cp.c (ipa_get_vr_lat): New.
10444 (ipcp_vr_lattice::print): Likewise.
10445 (print_all_lattices): Call ipcp_vr_lattice::print.
10446 (ipcp_vr_lattice::meet_with): New.
10447 (ipcp_vr_lattice::meet_with_1): Likewise.
10448 (ipcp_vr_lattice::top_p): Likewise.
10449 (ipcp_vr_lattice::bottom_p): Likewsie.
10450 (ipcp_vr_lattice::set_to_bottom): Likewise.
10451 (set_all_contains_variable): Call VR set_to_bottom.
10452 (initialize_node_lattices): Init VR lattices.
10453 (propagate_vr_accross_jump_function): New.
10454 (propagate_constants_accross_call): Call
10455 propagate_vr_accross_jump_function.
10456 (ipcp_store_vr_results): New.
10457 (ipcp_driver): Handle VR.
10458 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
10459 (ipa_set_jf_unknown): Likewise.
10460 (ipa_compute_jump_functions_for_edge): Likewise.
10461 (ipa_node_params_t::duplicate): Likewise.
10462 (ipa_write_jump_function): Likewise.
10463 (ipa_read_jump_function): Likewise.
10464 (write_ipcp_transformation_info): Likewise.
10465 (read_ipcp_transformation_info): Likewise.
10466 (ipcp_update_vr): New.
10467 (ipcp_transform_function): Handle VR.
10468 * ipa-prop.h (struct ipa_vr): New.
10469 * cgraph.c: Include tree-vrp.h.
10470 * cgraphunit.c: Likewise.
10471 * ipa-utils.c: Likewise.
10473 * opts.c: Likewise.
10474 * toplev.c: Likewise.
10475 * ipa-devirt.c: Likewise.
10476 * ipa-inline-transform.c: Likewise.
10477 * ipa-inline.c: Likewise.
10478 * ipa-profile.c: Likewise.
10480 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10482 * doc/invoke.texi: Document -fdump-tree-evrp.
10483 * passes.def: Define new pass_early_vrp.
10484 * timevar.def: Define new TV_TREE_EARLY_VRP.
10485 * tree-pass.h (make_pass_early_vrp): New.
10486 * tree-ssa-propagate.c: Make replace_uses_in non static.
10487 * tree-ssa-propagate.h: Export replace_uses_in.
10488 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
10489 (extract_range_from_assert): Factor out
10490 extract_range_for_var_from_comparison_expr.
10491 (vrp_initialize_lattice): New.
10492 (vrp_initialize): Factor out vrp_initialize_lattice.
10493 (vrp_valueize): Fix it to reject complex value ranges.
10494 (vrp_free_lattice): New.
10495 (evrp_dom_walker::before_dom_children): Likewise.
10496 (evrp_dom_walker::after_dom_children): Likewise.
10497 (evrp_dom_walker::push_value_range): Likewise.
10498 (evrp_dom_walker::pop_value_range): Likewise.
10499 (execute_early_vrp): Likewise.
10500 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
10501 (make_pass_early_vrp): New.
10503 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
10505 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
10506 instead of exact_log2.
10508 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
10511 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
10512 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
10513 (ix86_add_stmt_cost): Penalize DFmode vector operations
10514 for !TARGET_VECTORIZE_DOUBLE.
10516 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
10518 * doc/invoke.texi (Warning Options): Simplify language.
10519 (Optimize Options): Complete sentence.
10521 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
10523 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
10526 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
10529 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
10530 inits on power8 and above, use the VMRGEW instruction instead of a
10533 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
10534 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
10537 2016-09-20 Tamar Christina <tamar.christina@arm.com>
10539 * config/aarch64/arm_neon.h
10540 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
10541 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
10542 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
10544 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
10546 * config/var/vax.h (ELIMINABLE_REGS): Define.
10547 (INITIAL_ELIMINATION_OFFSET): Define.
10549 2016-09-20 Jakub Jelinek <jakub@redhat.com>
10551 PR middle-end/77624
10552 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
10553 cast to void * if the cast is from some other pointer type.
10555 2016-09-20 Richard Biener <rguenther@suse.de>
10557 PR tree-optimization/77646
10558 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
10561 2016-09-20 Tamar Christina <tamar.christina@arm.com>
10563 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
10564 attributes to all inlined functions and make them extern.
10566 2016-09-20 Richard Biener <rguenther@suse.de>
10568 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
10570 * debug.c (do_nothing_debug_hooks): Adjust.
10571 * dbxout.c (dbx_debug_hooks): Likewise.
10572 * sdbout.c (sdb_debug_hooks): Likewise.
10573 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
10574 (dwarf2out_finish): Move producer, filename and
10575 path annotation ...
10576 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
10577 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
10579 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
10582 * doc/invoke.texi: Document -Wint-in-bool-context.
10584 PR middle-end/77421
10585 * dwarf2out.c (output_loc_operands): Fix an assertion.
10587 2016-09-19 Joseph Myers <joseph@codesourcery.com>
10589 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
10590 (CR_DECIMAL_DIG): New macro.
10592 2016-09-19 Joseph Myers <joseph@codesourcery.com>
10594 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
10597 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
10599 PR rtl-optimization/77416
10600 * lra-remat.c (operand_to_remat): Process hard coded insn
10603 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10605 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
10606 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
10608 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
10610 * target.def (lra_p): Wordsmithing.
10611 * doc/tm.texi: Regenerate.
10613 2016-09-19 Jakub Jelinek <jakub@redhat.com>
10614 Jan Hubicka <jh@suse.cz>
10617 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
10618 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
10619 Call ultimate_alias_target just once, not up to 4 times.
10621 2016-09-19 Richard Biener <rguenther@suse.de>
10623 * dwarf2out.c (early_dwarf_finished): New global.
10624 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
10626 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
10627 if called from LTO exit early.
10628 (dwarf2out_late_global_decl): When being during the early
10629 debug phase do not add locations but only const value attributes.
10630 Adjust the way we generate early DIEs for LTO.
10632 2016-09-19 Richard Biener <rguenther@suse.de>
10634 PR middle-end/77605
10635 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
10636 proper niter to bound the loops.
10638 2016-09-19 Richard Biener <rguenther@suse.de>
10640 PR tree-optimization/77514
10641 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
10642 search for folded stmt.
10644 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
10646 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
10647 * tree-pass.h (make_pass_early_thread_jumps): Declare.
10648 * tree-ssa-threadbackward.c (fsm_find_thread_path,
10649 fsm_find_thread_path, profitable_jump_thread_path,
10650 fsm_find_control_statement_thread_paths,
10651 find_jump_threads_backwards): Add speed_p parameter.
10652 (pass_data_early_thread_jumps): New pass.
10653 (make_pass_early_thread_jumps): New function.
10655 2016-09-17 Andreas Schwab <schwab@suse.de>
10657 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
10658 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10660 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
10662 * recog.c (rest_of_handle_split_after_reload): Delete.
10663 (pass_split_after_reload::gate): New method.
10664 (pass_split_after_reload::execute): Call split_all_insns directly.
10666 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
10668 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
10669 parameters for functions taking long long arguments.
10671 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10674 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
10675 splat with truncate.
10677 2016-09-16 Jason Merrill <jason@redhat.com>
10679 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
10681 * hwint.c (exact_log2): Use pow2p_hwi.
10682 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
10683 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
10684 * builtins.c (get_object_alignment_2, get_object_alignment)
10685 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
10687 * calls.c (compute_argument_addresses, store_one_arg): Use
10689 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
10690 * combine.c (force_to_mode): Use least_bit_hwi.
10691 (contains_muldiv, find_split_point, combine_simplify_rtx)
10692 (simplify_if_then_else, simplify_set, force_to_mode)
10693 (if_then_else_cond, simplify_and_const_int_1)
10694 (simplify_compare_const): Use pow2p_hwi.
10695 * cse.c (fold_rtx): Use pow2p_hwi.
10696 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
10698 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
10699 (init_expmed_one_conv): Use pow2p_hwi.
10700 * expr.c (is_aligning_offset): Use pow2p_hwi.
10701 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
10702 (fold_binary_loc): Use pow2p_hwi.
10703 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
10704 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
10705 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
10706 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
10708 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
10709 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
10710 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
10711 * omp-low.c (oacc_loop_fixed_partitions)
10712 (oacc_loop_auto_partitions): Use least_bit_hwi.
10713 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
10714 * stor-layout.c (place_field): Use least_bit_hwi.
10715 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
10716 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
10717 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
10718 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
10719 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
10720 * tree-vect-data-refs.c (vect_analyze_group_access_1)
10721 (vect_grouped_store_supported, vect_grouped_load_supported)
10722 (vect_permute_load_chain, vect_shift_permute_load_chain)
10723 (vect_transform_grouped_load): Use pow2p_hwi.
10724 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
10725 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
10726 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
10728 * tsan.c (instrument_expr): Use least_bit_hwi.
10729 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
10731 2016-09-16 Andreas Schwab <schwab@suse.de>
10733 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
10734 OFFSET, not offset.
10735 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10737 2016-09-16 Jakub Jelinek <jakub@redhat.com>
10740 * combine.c (rest_of_handle_combine): If any edges have been purged,
10741 free dominators if available.
10743 2016-09-16 Jakub Jelinek <jakub@redhat.com>
10744 Eric Botcazou <ebotcazou@adacore.com>
10746 PR middle-end/77594
10747 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
10748 through into expand_addsub_overflow after expand_neg_overflow.
10750 2016-09-15 David Malcolm <dmalcolm@redhat.com>
10752 * diagnostic-show-locus.c
10753 (selftest::test_fixit_insert_containing_newline): New function.
10754 (selftest::test_fixit_replace_containing_newline): New function.
10755 (selftest::diagnostic_show_locus_c_tests): Call the above.
10757 2016-09-15 Bin Cheng <bin.cheng@arm.com>
10759 PR tree-optimization/77503
10760 * tree-vect-loop.c (vectorizable_reduction): Record reduction
10761 code for CONST_COND_REDUCTION at analysis stage and use it at
10763 * tree-vectorizer.h (struct _stmt_vec_info): New field.
10764 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
10765 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
10768 2016-09-15 Richard Biener <rguenther@suse.de>
10770 PR middle-end/77544
10771 * fold-const.c (split_tree): Do not split constant ~X.
10773 2016-09-15 Jakub Jelinek <jakub@redhat.com>
10775 PR rtl-optimization/77425
10776 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
10779 PR middle-end/77475
10780 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
10781 use %qs instead of %s where desirable, use argument instead of arg in
10782 the diagnostic wording, add list of supported strategies and
10784 (ix86_option_override_internal): Emit target("m...") instead of
10785 option("m...") in the diagnostic. Use %qs instead of %s in invalid
10786 -march/-mtune option diagnostic. Add list of supported arches/tunings
10787 and spellcheck hint. Remove prefix, suffix and sw variables, use
10788 main_args_p ? "..." : "..." in diagnostics to make translation
10791 2016-09-15 Richard Biener <rguenther@suse.de>
10793 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
10794 extra offset argument.
10795 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
10796 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
10797 to reflect new offset parameter.
10798 * doc/tm.texi: Regenerate.
10799 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
10800 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
10802 (darwin_asm_output_dwarf_offset): Likewise.
10803 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
10805 (darwin_asm_output_dwarf_offset): Pass offset argument through.
10806 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
10807 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10809 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
10812 * ipa-icf.c (set_alias_uids): New function.
10813 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
10814 all the merged variable's referring aliases.
10816 2016-09-15 Richard Biener <rguenther@suse.de>
10818 PR tree-optimization/77514
10819 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
10820 only forced_stmts sequence.
10822 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
10824 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
10825 * cfgexpand.c (update_alias_info_with_stack_vars): Use
10826 FOR_EACH_SSA_NAME to iterate over SSA variables.
10827 (pass_expand::execute): Likewise.
10828 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
10829 * tree-cfg.c (dump_function_to_file): Likewise.
10830 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
10831 (update_ssa): Likewise.
10832 * tree-ssa-alias.c (dump_alias_info): Likewise.
10833 * tree-ssa-ccp.c (ccp_finalize): Likewise.
10834 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
10835 (create_outofssa_var_map): Likewise.
10836 (coalesce_ssa_name): Likewise.
10837 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
10838 * tree-ssa-pre.c (compute_avail): Likewise.
10839 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
10840 (scc_vn_restore_ssa_info): Likewise.
10841 (free_scc_vn): Likwise.
10842 (run_scc_vn): Likewise.
10843 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
10844 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
10845 * tree-ssa-copy.c (fini_copy_prop): Likewise.
10846 * tree-ssa.c (verify_ssa): Likewise.
10848 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
10850 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
10851 and mips64r2 as default 32-bit and 64-bit architectures.
10852 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
10853 as default 32-bit and 64-bit architectures.
10855 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
10857 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
10860 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10862 * target.def (lra_p): Change commentary (for the manual) for the
10864 * doc/tm.texi: Regenerate.
10866 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10868 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
10869 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
10870 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
10871 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
10873 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10875 * targhooks.c (default_lra_p): Return true instead of false.
10877 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10879 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
10880 hook_bool_void_false.
10881 * config/avr/avr.c: Ditto.
10882 * config/bfin/bfin.c: Ditto.
10883 * config/c6x/c6x.c: Ditto.
10884 * config/cr16/cr16.c: Ditto.
10885 * config/cris/cris.c: Ditto.
10886 * config/epiphany/epiphany.c: Ditto.
10887 * config/fr30/fr30.c: Ditto.
10888 * config/frv/frv.c: Ditto.
10889 * config/h8300/h8300.c: Ditto.
10890 * config/ia64/ia64.c: Ditto.
10891 * config/iq2000/iq2000.c: Ditto.
10892 * config/lm32/lm32.c: Ditto.
10893 * config/m32c/m32c.c: Ditto.
10894 * config/m32r/m32r.c: Ditto.
10895 * config/m68k/m68k.c: Ditto.
10896 * config/mcore/mcore.c: Ditto.
10897 * config/microblaze/microblaze.c: Ditto.
10898 * config/mmix/mmix.c: Ditto.
10899 * config/mn10300/mn10300.c: Ditto.
10900 * config/moxie/moxie.c: Ditto.
10901 * config/msp430/msp430.c: Ditto.
10902 * config/nios2/nios2.c: Ditto.
10903 * config/nvptx/nvptx.c: Ditto.
10904 * config/pa/pa.c: Ditto.
10905 * config/pdp11/pdp11.c: Ditto.
10906 * config/rl78/rl78.c: Ditto.
10907 * config/sparc/sparc.c: Ditto.
10908 * config/spu/spu.c: Ditto.
10909 * config/stormy16/stormy16.c: Ditto.
10910 * config/tilegx/tilegx.c: Ditto.
10911 * config/tilepro/tilepro.c: Ditto.
10912 * config/v850/v850.c: Ditto.
10913 * config/vax/vax.c: Ditto.
10914 * config/visium/visium.c: Ditto.
10915 * config/xtensa/xtensa.c: Ditto.
10917 2016-09-14 Jakub Jelinek <jakub@redhat.com>
10920 * tsan.c: Include target.h.
10921 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
10922 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
10923 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
10924 BUILT_IN_ATOMIC_TEST_AND_SET entries.
10925 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
10927 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
10928 Martin Liska <mliska@suse.cz>
10930 PR middle-end/77574
10931 * predict.c (force_edge_cold): Add braces to a condition.
10933 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
10935 PR rtl-optimization/77289
10936 * lra-constraints.c (get_final_hard_regno): Removed.
10937 (get_hard_regno): Add new parameter final_p.
10938 (get_reg_class): Directly call lra_get_elimination_hard_regno.
10939 (operands_match_p): Adjust call to get_hard_regno.
10940 (uses_hard_regs_p): Likewise.
10941 (process_alt_operands): Likewise.
10943 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
10946 * config/msp430/msp430.c (msp430_start_function): Emit an error
10947 if a function is both weak and specifies an interrupt number.
10949 2016-09-13 Jakub Jelinek <jakub@redhat.com>
10951 PR tree-optimization/77454
10952 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
10953 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
10956 2016-09-13 Tamar Christina <tamar.christina@arm.com>
10958 * config/aarch64/aarch64-builtins.c
10959 (aarch64_init_simd_builtins): Fix builtin type signature printing.
10961 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
10963 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
10964 SFmode and SCmode arguments by reference.
10966 2016-09-13 David Malcolm <dmalcolm@redhat.com>
10968 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
10970 (selftest::test_one_liner_fixit_insert_before): ...this, and update
10971 for renaming of add_fixit_insert to add_fixit_insert_before.
10972 (selftest::test_one_liner_fixit_insert_after): New function.
10973 (selftest::test_one_liner_fixit_validation_adhoc_locations):
10974 Update for renaming of add_fixit_insert to add_fixit_insert_before.
10975 (selftest::test_one_liner_many_fixits): Likewise.
10976 (selftest::test_diagnostic_show_locus_one_liner): Update for
10977 renaming, call new test function.
10978 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
10979 renaming of add_fixit_insert to add_fixit_insert_before.
10980 (selftest::test_fixit_consolidation): Likewise.
10981 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
10983 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
10984 (selftest::test_applying_fixits_insert_before): ...this.
10985 (selftest::test_applying_fixits_insert): Update for renaming of
10986 add_fixit_insert to add_fixit_insert_before.
10987 (selftest::test_applying_fixits_insert_after): New function.
10988 (selftest::test_applying_fixits_insert_after_at_line_end): New
10990 (selftest::test_applying_fixits_insert_after_failure): New function.
10991 (selftest::test_applying_fixits_multiple): Update for renaming of
10992 add_fixit_insert to add_fixit_insert_before.
10993 (selftest::change_line): Likewise.
10994 (selftest::test_applying_fixits_unreadable_file): Likewise.
10995 (selftest::test_applying_fixits_line_out_of_range): Likewise.
10996 (selftest::test_applying_fixits_column_validation): Likewise.
10997 (selftest::test_applying_fixits_column_validation): Likewise.
10998 (selftest::edit_context_c_tests): Update for renamed test function;
10999 call new test functions.
11001 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
11003 PR tree-optimization/77536
11004 PR rtl-optimization/68212
11005 * config/rs6000/rs6000.md (div->recip splitter): Remove
11006 optimize_insn_for_speed_p condition.
11008 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
11010 * optabs.c (prepare_cmp_insn): Update documentation comment.
11012 2016-09-13 Jakub Jelinek <jakub@redhat.com>
11013 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11015 PR middle-end/77475
11016 * opts.h (candidates_list_and_hint): Declare.
11017 * opts-common.c (candidates_list_and_hint): New function.
11018 (cmdline_handle_error): Use it.
11020 2016-09-12 David Malcolm <dmalcolm@redhat.com>
11022 * edit-context.c (edited_line::get_len): New accessor.
11023 (edited_file::print_diff): Split out hunk-printing into...
11024 (edited_file::print_diff_hunk): New method.
11025 (edited_file::print_diff_line): New method.
11027 2016-09-12 Andrew Pinski <apinski@cavium.com>
11029 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
11031 * config/aarch64/aarch64.c (thunderx_tunings): Enable
11032 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
11033 (aarch64_operands_ok_for_ldpstp): Return false if
11034 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
11035 was SImode and the alignment is less than 8 byte.
11036 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
11038 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
11041 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
11043 2016-09-12 Marek Polacek <polacek@redhat.com>
11045 * doc/extend.texi: Use lowercase "boolean".
11046 * doc/invoke.texi: Likewise.
11047 * doc/md.texi: Likewise.
11048 * target.def: Likewise.
11049 * doc/tm.texi: Regenerated.
11051 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11053 PR middle-end/77426
11054 * expmed.c (synth_mult): Delete duplicate mode check.
11056 2016-09-10 Tom de Vries <tom@codesourcery.com>
11059 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
11061 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
11062 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
11064 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
11066 PR rtl-optimization/77289
11067 * lra-constraints.c (get_final_hard_regno): Add support for non hard
11068 register numbers. Remove support for subregs.
11069 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
11070 (get_reg_class): Delete removed get_final_hard_regno() argument.
11071 (uses_hard_regs_p): Call get_final_hard_regno().
11073 2016-09-09 Martin Sebor <msebor@redhat.com>
11077 * pretty-print.c (pp_quoted_string): New function.
11078 (pp_format): Call it for %c and %s directives.
11080 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11082 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
11083 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
11084 INITIAL_ELIMINATION_OFFSET) : Update documentation.
11085 * target.def (frame_pointer_required, can_eliminate): Likewise.
11086 * doc/tm.texi: Regenerated.
11087 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
11089 * df-scan.c (df_hard_reg_init): Likewise.
11090 * ira.c (ira_setup_eliminable_regset): Likewise.
11091 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
11092 init_elim_table): Likewise.
11093 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
11094 set_initial_elim_offsets, update_eliminables,
11095 init_elim_table): Likewise.
11096 * rtlanal.c (get_initial_register_offset): Likewise.
11097 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
11098 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11099 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11100 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11101 * config/fr30/fr30.h: Fix comment.
11102 * config/frv/frv.c: Likewise.
11103 * config/frv/frv.h: Likewise.
11104 * config/ft32/ft32.h: Likewise.
11105 * config/visium/visium.h: Likewise.
11106 * config/pa/pa64-linux.h: Likewise.
11107 * config/v850/v850.h: Likewise.
11108 * config/cris/cris.c: Likewise.
11109 * config/ia64/ia64.h: Likewise.
11110 * config/moxie/moxie.h: Likewise.
11111 * config/m32r/m32r.h: Likewise.
11113 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
11116 * config.in: Regenerate.
11117 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
11119 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
11120 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
11121 static-libmpxwrappers case.
11122 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
11123 MPX_LD_AS_NEEDED_GUARD_POP.
11124 * configure: Regenerate.
11125 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
11126 defined if linker support "--push-state"/"--pop-state".
11128 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
11130 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
11132 2016-09-09 Joseph Myers <joseph@codesourcery.com>
11134 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
11135 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
11136 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
11137 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
11138 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
11139 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
11140 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
11142 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
11143 width macros from TS 18661-1.
11144 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
11146 2016-09-08 Jakub Jelinek <jakub@redhat.com>
11149 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
11150 OMP_CLAUSE_SAFELEN_EXPR.
11152 2016-09-07 David Malcolm <dmalcolm@redhat.com>
11154 * Makefile.in (OBJS): Add substring-locations.o.
11155 * langhooks-def.h (class substring_loc): New forward decl.
11156 (lhd_get_substring_location): New decl.
11157 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
11158 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
11159 * langhooks.c (lhd_get_substring_location): New function.
11160 * langhooks.h (class substring_loc): New forward decl.
11161 (struct lang_hooks): Add field get_substring_location.
11162 * substring-locations.c: New file, taking definition of
11163 format_warning_va and format_warning_at_substring from
11164 c-family/c-format.c, making them non-static.
11165 * substring-locations.h (class substring_loc): Move class here
11166 from c-family/c-common.h. Add and rewrite comments.
11167 (format_warning_va): New decl.
11168 (format_warning_at_substring): New decl.
11169 (get_source_location_for_substring): Add comment.
11171 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
11173 * config/i386/i386.c: Add 'U' suffix to processor feature bits
11174 to avoid -Wnarrowing warning.
11175 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
11176 * opts.c: Likewise for SANITIZER_OPT bitmasks.
11178 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
11180 * config/aarch64/aarch64.c (aarch64_legitimize_address):
11181 Avoid use of base_offset if offset already in range.
11183 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
11185 * config/sh/sh-protos.h (struct sh_atomic_model,
11186 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11187 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11188 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
11189 * config/sh/sh.h (struct sh_atomic_model,
11190 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11191 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11192 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
11193 Guard with __cplusplus.
11195 2016-09-06 Jakub Jelinek <jakub@redhat.com>
11198 * config/i386/i386.c (ix86_expand_builtin): For builtin with
11199 unsupported or unknown ISA, use expand_call.
11201 2016-09-06 Martin Liska <mliska@suse.cz>
11203 PR gcov-profile/77378
11204 PR gcov-profile/77466
11205 * tree-profile.c (tree_profiling): Detect whether target can use
11206 -fprofile-update=atomic.
11208 2016-09-06 Richard Biener <rguenther@suse.de>
11210 PR tree-optimization/77479
11211 * tree-vrp.c (update_value_range): Extend overflow handling to
11214 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11217 * config/i386/i386.md (isa): Add x64_avx512bw.
11218 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
11219 (kmov_isa): New mode attr.
11220 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
11221 (*zero_extend<mode>si2): Likewise.
11222 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
11224 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
11226 * doc/invoke.texi (SPU Options): nops -> NOPs.
11227 (x86 Options): Ditto.
11229 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11231 PR middle-end/77475
11232 * toplev.c (process_options): Temporarily set input_location
11233 to UNKNOWN_LOCATION around targetm.target_option.override () call.
11235 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
11237 PR rtl-optimization/77452
11238 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
11239 inner-mode reference to a CONST_VECTOR constant in the constant pool.
11241 2016-09-05 Marek Polacek <polacek@redhat.com>
11244 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
11246 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11249 * gensupport.c (alter_output_for_subst_insn): Remove redundant
11250 *insn_out == '*' test. Don't copy unnecessary to yet another
11251 memory buffer, and don't leak it.
11253 PR rtl-optimization/77425
11254 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
11256 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
11258 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
11260 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11262 * common.opt (fdiagnostics-generate-patch): New option.
11263 * diagnostic.c: Include "edit-context.h".
11264 (diagnostic_initialize): Initialize context->edit_context_ptr.
11265 (diagnostic_finish): Delete context->edit_context_ptr.
11266 (diagnostic_report_diagnostic): Add fix-it hints from the
11267 diagnostic to context->edit_context_ptr, if any.
11268 * diagnostic.h (class edit_context): Add forward decl.
11269 (struct diagnostic_context): Add field "edit_context_ptr".
11270 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
11271 -fdiagnostics-generate-patch.
11272 (-fdiagnostics-generate-patch): New item.
11273 * toplev.c: Include "edit-context.h".
11274 (process_options): Set global_dc->edit_context_ptr to a new
11275 edit_context if the options need one.
11276 (toplev::main): Handle -fdiagnostics-generate-patch by using
11277 global_dc->edit_context_ptr.
11279 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11282 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
11283 map and firstprivate clauses on target construct for _Atomic
11285 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
11286 on target construct for _Atomic qualified decls.
11287 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
11289 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
11290 _Atomic qualified arguments not mentioned in uniform clause.
11292 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11294 * Makefile.in (OBJS-libcommon): Add edit-context.o.
11295 * diagnostic-color.c (color_dict): Add "diff-filename",
11296 "diff-hunk", "diff-delete", and "diff-insert".
11297 (parse_gcc_colors): Update default value of GCC_COLORS in comment
11298 to reflect above changes.
11299 * doc/invoke.texi (-fdiagnostics-color): Update description of
11300 default GCC_COLORS, and of the supported capabilities.
11301 * edit-context.c: New file.
11302 * edit-context.h: New file.
11303 * input.c (struct fcache): Add field "missing_trailing_newline".
11304 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
11306 (add_file_to_cache_tab): Likewise.
11307 (fcache::fcache): Likewise.
11308 (get_next_line): Update c->missing_trailing_newline.
11309 (location_missing_trailing_newline): New function.
11310 * input.h (location_missing_trailing_newline): New decl.
11311 * selftest-run-tests.c (selftest::run_tests): Call
11312 edit_context_c_tests.
11313 * selftest.h (edit_context_c_tests): New decl.
11315 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11316 Richard Biener <rguenth@suse.de>
11318 PR tree-optimization/77444
11319 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
11320 as steptype, remove redundant initialization.
11322 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11325 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
11326 (sanopt_optimize_walker): Optimize away
11327 __asan_before_dynamic_init (...) followed by
11328 __asan_after_dynamic_init () without intervening memory loads/stores.
11329 * ipa-pure-const.c (special_builtin_state): Handle
11330 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
11331 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
11333 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11335 * cfg.c (free_original_copy_tables): Replace second assignment of
11336 bb_copy = NULL by bb_original = NULL.
11338 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11341 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
11342 assignment added in r216794.
11344 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11346 * Makefile.in (OBJS): Add typed-splay-tree.o.
11347 * selftest-run-tests.c (selftest::run_tests): Call
11348 typed_splay_tree_c_tests.
11349 * selftest.h (typed_splay_tree_c_tests): New decl.
11350 * typed-splay-tree.c: New file.
11351 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
11352 (typed_splay_tree::max): New method.
11353 (typed_splay_tree::min): New method.
11354 (typed_splay_tree::foreach): New method.
11355 (typed_splay_tree::closure): New struct.
11356 (typed_splay_tree::inner_foreach_fn): New function.
11358 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11360 * ipa-cp.c (ipcp_store_bits_results): Change option name from
11361 -fipa-cp-bit to -fipa-bit-cp.
11363 2016-09-01 Martin Sebor <msebor@redhat.com>
11365 PR tree-optimization/71831
11366 * tree-object-size.h: Return bool instead of the size and add
11367 argument for the size.
11368 * tree-object-size.c (compute_object_offset): Update signature.
11369 (addr_object_size): Same.
11370 (compute_builtin_object_size): Return bool instead of the size
11371 and add argument for the size. Handle POINTER_PLUS_EXPR when
11372 optimization is disabled.
11373 (expr_object_size): Adjust.
11374 (plus_stmt_object_size): Adjust.
11375 (pass_object_sizes::execute): Adjust.
11376 * builtins.c (fold_builtin_object_size): Adjust.
11377 * doc/extend.texi (Object Size Checking): Update.
11378 * ubsan.c (instrument_object_size): Adjust.
11380 2016-09-01 Martin Sebor <msebor@redhat.com>
11382 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
11383 it fits the output of the formatted function regardless of its
11385 * genmodes.c (parser::parse_expr): Same.
11386 * gimplify.c (gimplify_asm_expr): Same.
11387 * passes.c (pass_manager::register_one_dump_file): Same.
11388 * print-tree.c (print_node): Same.
11390 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11392 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
11394 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11396 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
11398 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11400 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
11401 * config/rs6000/vector.md: Ditto.
11402 * config/rs6000/vsx.md: Ditto.
11404 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
11406 * ipa-inline-analysis.c (param_change_prob): Get to the base object
11407 first in all cases.
11409 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11411 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
11412 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
11413 *return_and_restore_gpregs_<mode>_r11,
11414 *return_and_restore_gpregs_<mode>_r12,
11415 *return_and_restore_gpregs_<mode>_r1,
11416 *return_and_restore_fpregs_<mode>_r11,
11417 *return_and_restore_fpregs_<mode>_r12,
11418 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
11419 directly instead of via the "l" constraint. Renumber operands.
11422 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11424 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
11425 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
11426 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
11427 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
11428 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
11429 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
11430 *call_value_nonlocal_darwin64, reload_macho_picbase,
11431 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
11432 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
11433 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
11434 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
11435 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
11436 *save_fpregs_<mode>_r1): Ditto.
11437 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
11438 *return_and_restore_gpregs_spe): Ditto.
11440 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11442 * config/rs6000/rs6000.md
11443 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
11444 the use of the link register.
11445 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
11447 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11448 Michael Meissner <meissner@linux.vnet.ibm.com>
11451 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
11452 reg+reg addressing for TImode.
11453 (rs6000_legitimate_address_p): Only allow register indirect
11454 addressing for TImode, even without TARGET_QUAD_MEMORY.
11456 2016-09-01 Richard Biener <rguenther@suse.de>
11458 PR middle-end/77436
11459 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
11460 check whether the result fits the desired result type.
11462 2016-09-01 Nathan Sidwell <nathan@acm.org>
11464 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
11466 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
11468 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
11470 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
11472 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11474 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
11475 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
11476 for comparisons of integer ZERO_EXTEND against zero.
11478 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
11480 * config/i386/i386.c (ix86_option_override_internal): Also disable the
11481 STV pass if -mstackrealign is enabled.
11483 2016-08-31 Ilya Verbin <iverbin@gmail.com>
11485 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
11488 2016-08-31 David Malcolm <dmalcolm@redhat.com>
11490 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
11491 (layout_range::intersects_line_p): New method.
11492 (test_range_contains_point_for_single_point): Rename to...
11493 (test_layout_range_for_single_point): ...this, and add testing
11494 for layout_range::intersects_line_p.
11495 (test_range_contains_point_for_single_line): Rename to...
11496 (test_layout_range_for_single_line): ...this, and add testing
11497 for layout_range::intersects_line_p.
11498 (test_range_contains_point_for_multiple_lines): Rename to...
11499 (test_layout_range_for_multiple_lines): ...this, and add testing
11500 for layout_range::intersects_line_p.
11501 (layout::layout): Populate m_fixit_hints.
11502 (layout::get_expanded_location): Handle the case of a line-span
11504 (layout::validate_fixit_hint_p): New method.
11505 (get_line_span_for_fixit_hint): New function.
11506 (layout::calculate_line_spans): Add spans for fixit-hints.
11507 (layout::should_print_annotation_line_p): New method.
11508 (layout::print_any_fixits): Drop param "richloc", instead using
11509 validated fixits in m_fixit_hints. Add "const" to hint pointers.
11510 (diagnostic_show_locus): Avoid printing blank annotation lines.
11511 (selftest::test_diagnostic_context::test_diagnostic_context):
11512 Initialize show_column and start_span.
11513 (selftest::test_diagnostic_context::start_span_cb): New static
11515 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
11516 (selftest::diagnostic_show_locus_c_tests): Update for function
11517 renamings. Call test_diagnostic_show_locus_fixit_lines.
11519 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
11521 PR tree-optimization/73714
11522 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
11524 2016-08-31 David Malcolm <dmalcolm@redhat.com>
11526 * selftest.c: Move "namespace selftest {" to top of file,
11527 removing explicit "selftest::" qualifiers throughout.
11529 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
11531 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
11533 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
11534 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
11535 Replace builtin with vector extension.
11536 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
11538 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
11539 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
11540 Replace builtin with vector extension.
11541 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
11542 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
11543 Replace builtin with vector extension.
11544 * config/i386/xmmintrin.h (__m128_u): New type.
11545 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
11546 (_mm_load_ps, _mm_store_ps): Simplify.
11548 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
11550 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
11552 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11554 * diagnostic-show-locus.c (colorizer::begin_state): Support more
11555 than 3 ranges per diagnostic by alternating between color 1 and
11557 (layout::layout): Replace use of rich_location::MAX_RANGES
11558 with richloc->get_num_locations ().
11559 (layout::calculate_line_spans): Replace use of
11560 rich_location::MAX_RANGES with m_layout_ranges.length ().
11561 (layout::print_annotation_line): Handle arbitrary numbers of
11562 ranges in caret-printing by defaulting to '^'.
11563 (selftest::test_one_liner_many_fixits): New function.
11564 (test_diagnostic_show_locus_one_liner): Call it.
11565 * diagnostic.c (diagnostic_initialize): Update for renaming
11566 of rich_location::MAX_RANGES to
11567 rich_location::STATICALLY_ALLOCATED_RANGES.
11568 * diagnostic.h (struct diagnostic_context): Likewise.
11570 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11572 * selftest.c (selftest::named_temp_file::named_temp_file): New
11574 (selftest::temp_source_file::~temp_source_file): Move to...
11575 (selftest::named_temp_file::~named_temp_file): ...here.
11576 (selftest::test_named_temp_file): New function.
11577 (selftest::selftest_c_tests): Call test_named_temp_file.
11578 * selftest.h (class named_temp_file): New class.
11579 (class temp_source_file): Convert to a subclass of named_temp_file.
11581 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
11583 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
11584 USEs of LR_REGNO in returns and sibcalls.
11585 (rs6000_output_mi_thunk): Similar.
11586 (rs6000_sibcall_aix): Similar.
11587 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
11588 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
11589 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
11590 Remove the USE of LR_REGNO from the patterns as well. Delete an
11592 (return_internal_<mode>): Delete.
11594 2016-08-30 Tamar Christina <tamar.christina@arm.com>
11596 * config/aarch64/aarch64-simd.md
11597 (aarch64_ld2<mode>_dreg_le): New.
11598 (aarch64_ld2<mode>_dreg_be): New.
11599 (aarch64_ld2<mode>_dreg): Removed.
11600 (aarch64_ld3<mode>_dreg_le): New.
11601 (aarch64_ld3<mode>_dreg_be): New.
11602 (aarch64_ld3<mode>_dreg): Removed.
11603 (aarch64_ld4<mode>_dreg_le): New.
11604 (aarch64_ld4<mode>_dreg_be): New.
11605 (aarch64_ld4<mode>_dreg): Removed.
11606 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
11608 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11610 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
11611 redundant location param.
11612 (test_one_liner_fixit_remove): Likewise.
11613 (test_one_liner_fixit_replace): Likewise.
11614 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
11615 * gcc-rich-location.c
11616 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
11617 get_range_from_loc. Drop overload taking a const char *.
11618 * gcc-rich-location.h
11619 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
11622 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
11624 * config/linux.c (linux_libc_has_function): Return true on musl.
11626 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
11628 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
11630 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
11632 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
11633 used for abnormal egdes.
11635 2016-08-30 Jakub Jelinek <jakub@redhat.com>
11637 PR tree-optimization/72866
11638 * tree-vect-patterns.c (search_type_for_mask): Turn into
11639 a small wrapper, move all code to ...
11640 (search_type_for_mask_1): ... this new function. Add caching
11641 and adjust recursive calls.
11644 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
11645 instead of lookup_type_die (type_main_variant (type)) even for array
11648 PR middle-end/77377
11649 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
11650 constant pool reference return x instead of c.
11652 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
11654 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
11657 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11660 (selftest::test_make_location_nonpure_range_endpoints): Fix
11663 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11665 * diagnostic-show-locus.c
11666 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
11668 (selftest::test_diagnostic_show_locus_one_liner): Call it.
11669 * input.c (get_pure_location): Move to libcpp/line-map.c.
11670 * input.h (get_pure_location): Convert decl to an inline function
11671 calling implementation in libcpp.
11673 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
11676 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
11677 template for intel asm dialect.
11678 (vec_set_hi_<mode><mask_name>): Ditto.
11680 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11682 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
11683 (selftest::fail_formatted): Likewise.
11685 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11687 * input.c (make_location): Call get_start and get_finish
11688 on the endpoints to avoid storing packed ranges or ad-hoc
11690 (selftest::test_make_location_nonpure_range_endpoints): New function.
11691 (selftest::input_c_tests): Call it.
11692 * input.h (get_start): New inline function.
11694 2016-08-29 Tom de Vries <tom@codesourcery.com>
11697 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
11700 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
11702 * Makefile.in (gcov-iov.h): Add dummy recipe.
11704 2016-08-29 Nathan Sidwell <nathan@acm.org>
11706 * config/nvptx/nvptx.c: #include tree-vrp.h.
11708 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
11711 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
11712 HIGH+LO construct during reload.
11714 2016-08-28 Tom de Vries <tom@codesourcery.com>
11717 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
11718 'sysv_abi va_list' attribute.
11719 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
11720 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
11723 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11725 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
11726 * emit-rtl.c (unshare_all_rtl_1): Adjust.
11727 (unshare_all_rtl_again): Likewise.
11728 * function.c (assign_stack_local_1): Likewise.
11729 (assign_stack_temp_for_type): Likewise.
11731 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11733 * cfgbuild.c (make_edges): Adjust.
11734 * cfgrtl.c (can_delete_label_p): Likewise.
11735 * dwarf2cfi.c (create_trace_edges): Likewise.
11736 * except.c (sjlj_emit_dispatch_table): Likewise.
11737 * function.h (struct expr_status): make x_forced_labels a vector.
11738 * jump.c (rebuild_jump_labels_1): Adjust.
11739 * reload1.c (set_initial_label_offsets): Likewise.
11740 * stmt.c (force_label_rtx): Likewise.
11741 (expand_label): Likewise.
11743 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11745 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
11747 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
11749 PR tree-optimization/71077
11750 PR tree-optimization/68542
11751 * fold-const.c (fold_relational_const): Fix folding of
11752 VECTOR_CST comparisons that have a scalar boolean result type.
11753 (selftest::test_vector_folding): New static function.
11754 (selftest::fold_const_c_tests): Call it.
11756 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
11758 * doc/extend.texi (SPU Built-in Functions): Remove stale
11759 references to material formerly at IBM and Sony.
11761 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
11764 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
11766 2016-08-26 David Malcolm <dmalcolm@redhat.com>
11768 * diagnostic-show-locus.c
11769 (selftest::test_fixit_consolidation): New function.
11770 (selftest::diagnostic_show_locus_c_tests): Call it.
11771 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
11772 constructor based on source_range.
11774 2016-08-26 David Malcolm <dmalcolm@redhat.com>
11776 * diagnostic-color.c (color_dict): Add "fixit-insert" and
11778 (parse_gcc_colors): Update description of default GCC_COLORS.
11779 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
11780 (colorizer::set_fixit_insert): New method.
11781 (colorizer::set_fixit_delete): New method.
11782 (colorizer::get_color_by_name): New method.
11783 (colorizer::STATE_FIXIT_INSERT): New constant.
11784 (colorizer::STATE_FIXIT_DELETE): New constant.
11785 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
11786 fields in favor of new field "m_stop_color". Add fields
11787 "m_fixit_insert" and "m_fixit_delete".
11788 (colorizer::colorizer): Update for above changes. Replace
11789 colorize_start calls with calls to get_color_by_name.
11790 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
11791 STATE_FIXIT_DELETE. Update for field renamings.
11792 (colorizer::finish_state): Simplify by using m_stop_color,
11793 rather than multiple identical "*_ce" fields.
11794 (colorizer::get_color_by_name): New method.
11795 (layout::print_any_fixits): Print insertions and replacements
11796 using the "fixit-insert" color, and deletions using the
11797 "fixit-delete" color.
11798 * doc/invoke.texi (-fdiagnostics-color): Update description of
11799 default GCC_COLORS, and of the supported capabilities.
11801 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
11803 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
11804 current_function_static_stack_size variable with the static
11805 stack frame size of the current function when
11806 flag_stack_usage_info is enabled.
11808 2016-08-26 Nathan Sidwell <nathan@acm.org>
11810 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
11811 assignment inside if condition.
11813 2016-08-26 Richard Biener <rguenther@suse.de>
11815 PR tree-optimization/69047
11816 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
11817 extracts similar to what FRE does.
11818 (non_rewritable_mem_ref_base): Likewise.
11820 2016-08-26 Joseph Myers <joseph@codesourcery.com>
11822 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
11823 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
11824 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11825 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11826 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
11828 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11829 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11830 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11831 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
11832 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11834 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11837 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
11838 reservation duration to 15 cycles.
11839 (cortex_a8_vfp_macs): Likewise.
11840 (cortex_a8_vfp_macd): Likewise.
11841 (cortex_a8_vfp_divs): Likewise.
11842 (cortex_a8_vfp_divd): Likewise.
11844 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11846 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
11847 (aarch_macro_fusion_pair_p): Use above to avoid early return.
11849 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11850 Martin Jambhor <mjambor@suse.cz>
11852 * common.opt: New option -fipa-bit-cp.
11853 * doc/invoke.texi: Document -fipa-bit-cp.
11854 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
11855 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
11856 * tree-ssa-ccp.h: New header file.
11857 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
11858 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
11859 Replace all occurences of tree parameter by two new params: signop, int.
11860 (bit_value_unop_1): Change to bit_value_unop and export it.
11861 Replace all occurences of tree parameter by two new params: signop,
11863 (bit_value_binop): Change call from bit_value_binop_1 to
11865 (bit_value_assume_aligned): Likewise.
11866 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
11867 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
11869 (ccp_finalize): Skip processing if val->mask == 0.
11870 * ipa-cp.c: Include tree-ssa-ccp.h
11871 (ipcp_bits_lattice): New class.
11872 (ipcp_param_lattice (bits_lattice): New member.
11873 (print_all_lattices): Call ipcp_bits_lattice::print.
11874 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
11875 (initialize_node_lattices): Likewise.
11876 (propagate_bits_accross_jump_function): New function.
11877 (propagate_constants_accross_call): Call
11878 propagate_bits_accross_jump_function.
11879 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
11880 (ipcp_store_bits_results): New function.
11881 (ipcp_driver): Call ipcp_store_bits_results.
11882 * ipa-prop.h (ipa_bits): New struct.
11883 (ipa_jump_func): Add new member bits of type ipa_bits.
11884 (ipa_param_descriptor): Change decl to decl_or_type.
11885 (ipa_get_param): Change decl to decl_or_type and assert on
11887 (ipa_get_type): New function.
11888 (ipcp_transformation_summary): New member bits.
11889 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
11890 (ipa_populate_param_decls): Likewise.
11891 (ipa_dump_param): Likewise.
11892 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
11894 (ipa_set_jf_unknown): Set ipa_bits::known to false.
11895 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
11897 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
11898 (ipa_write_jump_function): Add streaming for ipa_bits.
11899 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
11900 (write_ipcp_transformation_info): Add streaming for ipa_bits
11901 summary for ltrans.
11902 (read_ipcp_transfomration_info): Add support for reading streamed
11904 (ipcp_update_bits): New function.
11905 (ipcp_transform_function): Call ipcp_update_bits.
11907 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
11909 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
11910 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
11912 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
11914 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
11916 2016-08-25 Richard Biener <rguenther@suse.de>
11918 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
11919 Only add locations in late dwarf.
11920 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
11921 (dwarf2out_early_finish): But do it here.
11923 2016-08-24 Michael Collison <michael.collison@linaro.org>
11924 Michael Collison <michael.collison@arm.com>
11926 * config/arm/arm-modes.def: Add new condition code mode CC_V
11927 to represent the overflow bit.
11928 * config/arm/arm.c (maybe_get_arm_condition_code):
11929 Add support for CC_Vmode.
11930 (arm_gen_unlikely_cbranch): New function to generate common
11931 rtl conditional branches for overflow patterns.
11932 * config/arm/arm-protos.h: Add prototype for
11933 arm_gen_unlikely_cbranch.
11934 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
11935 addsi3_compareV_upper): New patterns to support signed
11936 builtin overflow add operations.
11937 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
11938 New patterns to support unsigned builtin add overflow operations.
11939 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
11940 builtin overflow subtract operations,
11941 (usubv<mode>4): New patterns to support unsigned builtin subtract
11942 overflow operations.
11943 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
11944 to support builtin overflow negate operations.
11946 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11949 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11951 * explow.c (get_dynamic_stack_size): Take known alignment of stack
11952 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
11955 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
11957 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
11958 MULTILIB_OPTIONS should be used. Small wording fixes.
11959 * genmultilib: Memorize set of all option combinations in
11960 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
11961 found in MULTILIB_OPTIONS by checking if option set is listed in
11962 combination_space. Output new and existing error message to stderr.
11964 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
11966 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
11967 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
11968 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
11969 (MULTILIB_REUSE): Remove reuse rules for option set including
11970 -mfpu=fp-armv8 and -mfpu=vfpv4
11972 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
11974 * config/arm/t-rtems: Add vfp multilib.
11976 2016-08-23 Ian Lance Taylor <iant@golang.org>
11978 * config/s390/s390.c (s390_asm_file_start): Call
11979 default_file_start.
11981 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11983 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
11984 initialization of all 0's to the 0 constant, instead of directly
11985 generating XOR. Add support for V4SImode vector initialization on
11986 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
11987 initialization. Change variables used in V4SFmode vector
11988 intialization. For V4SFmode vector splat on ISA 3.0, make sure
11989 any memory addresses are in index form. Add support for using
11990 VSPLTH/VSPLTB to initialize vector short and vector char vectors
11991 with all of the same element.
11992 (regno_or_subregno): New helper function to return a register
11993 number for either REG or SUBREG.
11994 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
11995 Use regno_or_subregno where possible.
11996 (rs6000_split_v4si_init_di_reg): New helper function to build up a
11997 DImode value from two SImode values in order to generate V4SImode
11998 vector initialization on 64-bit systems with direct move.
11999 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
12001 (rtx_is_swappable_p): V4SImode vector initialization insn is not
12003 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
12005 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
12006 attributes to initialize V8HImode and V16QImode vectors with the
12008 (VSX_SPLAT_COUNT): Likewise.
12009 (VSX_SPLAT_SUFFIX): Likewise.
12010 (UNSPEC_VSX_VEC_INIT): New unspec.
12011 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
12012 Allow SFmode values to come from Altivec registers.
12013 (vsx_init_v4si): New insn/split for V4SImode vector initialization
12014 on 64-bit systems with direct move.
12015 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
12016 vector initializations, to allow V4SImode vector initializations
12017 on 64-bit systems with direct move.
12018 (vsx_splat_v4si): Likewise.
12019 (vsx_splat_v4si_di): Likewise.
12020 (vsx_splat_v4sf): Likewise.
12021 (vsx_splat_v4sf_internal): Likewise.
12022 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
12024 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
12025 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
12026 initializing V8HImode and V16QImode vectors with the same
12028 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
12029 optimization if -maltivec=be.
12031 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
12033 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
12034 attribute for alternatives 3 and 4.
12036 2016-08-23 David Malcolm <dmalcolm@redhat.com>
12038 * selftest.c (selftest::assert_str_contains): New function.
12039 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
12040 * selftest.h (selftest::assert_str_contains): New decl.
12041 (ASSERT_STR_CONTAINS): New macro.
12043 2016-08-23 Richard Biener <rguenther@suse.de>
12045 PR tree-optimization/77286
12046 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
12048 (vect_transform_loop): Split exit edges of loop and scalar
12049 loop if required and at the appropriate time.
12051 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12053 * explow.c (get_dynamic_stack_size): Take known alignment of stack
12054 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
12056 Correct a typo in a comment.
12058 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12060 * config/s390/s390.md ("*andc_split"): New splitter for and with
12063 2016-08-23 Richard Biener <rguenther@suse.de>
12065 PR tree-optimization/27336
12066 * tree-vrp.c (infer_value_range): Handle stmts that can throw
12067 by looking for a non-EH edge.
12068 (process_assert_insertions_for): Likewise.
12070 2016-08-23 Richard Biener <rguenther@suse.de>
12072 PR middle-end/77305
12073 * statistics.c (statistics_counter_event): Robustify against
12076 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12078 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
12079 for targets amdfam10 and barcelona.
12081 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
12083 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
12084 (zero_extend<mode>di2): Ditto.
12085 (*zero_extend<mode>si2): Ditto.
12086 (*zero_extendqihi2): Ditto.
12088 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12090 PR middle-end/77269
12091 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
12092 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
12094 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
12096 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
12097 identical consecutive elements.
12098 [SSA_NAME]: Print the name's def stmt on its own line. When printing
12099 the node's def stmt, avoid printing an unwanted trailing newline by
12100 replacing the call to print_gimple_stmt() with its inlined body and
12101 adjusting it to not set pp_needs_newline and to call pp_flush()
12102 instead of pp_newline_and_flush().
12104 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12106 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
12107 (float32_type_node, float64_type_node, float32x_type_node)
12108 (float128x_type_node): New macros.
12109 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
12110 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
12111 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
12112 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
12113 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
12114 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
12115 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
12116 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
12117 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
12118 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
12119 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
12120 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
12121 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
12122 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
12123 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
12124 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
12125 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
12126 (copysign, fabs, huge_val, inf, nan, nans): Use it.
12127 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
12129 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
12130 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
12131 * doc/extend.texi (Other Builtins): Document these built-in
12133 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
12136 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
12138 * doc/install.texi (Binaries): www.opencsw.org now uses https.
12140 2016-08-22 Richard Biener <rguenther@suse.de>
12142 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
12144 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
12147 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
12148 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
12149 non-SSE2 athlons only, otherwise prefer SSE prefetches.
12151 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12153 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
12154 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
12155 (vrp_visit_switch_stmt): Likewise.
12156 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
12157 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
12158 (vrp_visit_stmt): Use extract_range_from_stmt.
12159 (vrp_visit_phi_node): Use extract_range_from_phi_node.
12161 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12163 * Makefile.in: Add tree-vrp.h to GTFILES.
12164 * gengtype.c (open_base_files): Add tree-vrp.h.
12165 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
12166 * builtins.c: Likewise.
12167 * fold-const.c: Likewise.
12168 * gimple-builder.c: Likewise.
12169 * gimple-laddress.c: Likewise.
12170 * hsa-gen.c: Likewise.
12171 * internal-fn.c: Likewise.
12173 * targhooks.c: Liewise,
12174 * tree-ssa-address.c: Likewise.
12175 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
12176 * tree-vrp.c (struct value_range): Move to tree-vrp.h
12177 * tree-vrp.h: New file.
12179 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12181 PR tree-optimization/61839
12182 * tree-vrp.c (two_valued_val_range_p): New.
12183 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
12184 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
12185 Also Convert VAR BINOP CST where VAR is two-valued to
12186 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
12188 2016-08-19 David Malcolm <dmalcolm@redhat.com>
12190 * diagnostic-show-locus.c
12191 (layout::annotation_line_showed_range_p): New method.
12192 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
12193 Reimplement case fixit_hint::REPLACE to cover removals, and
12194 replacements where the range of the replacement isn't one
12195 of the ranges in the rich_location.
12196 (test_one_liner_fixit_replace): Likewise.
12197 (selftest::test_one_liner_fixit_replace_non_equal_range): New
12199 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
12201 (selftest::test_diagnostic_show_locus_one_liner): Call the new
12203 * diagnostic.c (print_parseable_fixits): Remove case
12204 fixit_hint::REMOVE.
12206 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
12209 * config/i386/i386.c (ix86_option_override_internal): Remove
12210 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
12211 Enable SSE prefetch also for TARGET_PREFETCHWT1.
12212 Do not try to enable TARGET_PRFCHW ISA flag here.
12213 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
12214 Rewrite expander function body.
12215 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
12217 2016-08-19 Joseph Myers <joseph@codesourcery.com>
12220 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
12221 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
12222 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
12223 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
12224 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
12225 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
12226 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
12227 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
12228 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
12230 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
12232 (struct floatn_type_info): New structure type.
12233 (floatn_nx_types): New variable declaration.
12234 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
12235 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
12236 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
12237 * tree.c (floatn_nx_types): New variable.
12238 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
12239 corresponding complex types.
12240 * target.def (floatn_mode): New hook.
12241 * targhooks.c: Include "real.h".
12242 (default_floatn_mode): New function.
12243 * targhooks.h (default_floatn_mode): New prototype.
12244 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
12246 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
12247 effective-target and dg-add-options keywords.
12248 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
12249 Document new effective-target keywords.
12250 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
12251 * doc/tm.texi: Regenerate.
12252 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
12253 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
12254 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
12256 * real.h (struct real_format): Add field ieee_bits.
12257 * real.c (ieee_single_format, mips_single_format)
12258 (motorola_single_format, spu_single_format, ieee_double_format)
12259 (mips_double_format, motorola_double_format)
12260 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
12261 (ieee_extended_intel_128_format)
12262 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
12263 (mips_extended_format, ieee_quad_format, mips_quad_format)
12264 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
12265 (decimal_double_format, decimal_quad_format, ieee_half_format)
12266 (arm_half_format, real_internal_format: Initialize ieee_bits
12268 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
12269 float128_type_node. Set float80_type_node to float64x_type_node
12270 if appropriate and long_double_type_node not appropriate.
12271 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
12272 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
12273 Initialize ieee_bits field.
12274 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
12275 (rs6000_init_builtins): Set ieee128_float_type_node to
12276 float128_type_node.
12277 (rs6000_floatn_mode): New function.
12279 2016-08-19 Jakub Jelinek <jakub@redhat.com>
12281 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
12282 _rdseed64_step): Uglify argument names and/or local variable names
12283 in inline functions.
12284 * config/i386/rtmintrin.h (_xabort): Likewise.
12285 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
12286 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
12287 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
12288 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
12289 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
12290 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
12291 _mm_maskz_ternarylogic_epi32): Likewise.
12292 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
12293 __lwpins32, __lwpins64): Likewise.
12294 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
12295 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
12296 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
12297 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
12298 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
12299 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
12300 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
12301 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
12302 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
12303 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
12304 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
12305 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
12306 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
12307 _mm256_mask_i64gather_epi32): Likewise.
12308 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
12309 * config/i386/ia32intrin.h (__writeeflags): Likewise.
12310 * config/i386/pkuintrin.h (_wrpkru): Likewise.
12311 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
12312 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
12313 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
12314 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
12315 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
12316 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
12317 _mm512_mask_prefetch_i64scatter_ps): Likewise.
12318 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
12319 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
12320 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
12321 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
12322 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
12323 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
12324 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
12325 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
12327 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
12329 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
12330 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
12332 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
12333 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
12335 (_rdpkru_u32): Add space after function name.
12337 * config/i386/t-i386 (i386-c.o): Don't depend on
12338 i386-builtin-types.inc.
12339 (i386.o): Depend on i386-builtin-types.inc.
12341 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
12344 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
12345 Use const_vec_duplicate to check for duplicated elements.
12347 2016-08-19 Richard Biener <rguenther@suse.de>
12349 PR tree-optimization/77290
12350 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12351 Fix flag_tree_parallelize_loops check.
12353 2016-08-19 Richard Biener <rguenther@suse.de>
12355 * match.pd (x | 0 -> x): Add.
12357 2016-08-19 Richard Biener <rguenther@suse.de>
12359 PR tree-optimization/77286
12360 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
12361 Deal with virtual PHIs being out-of-order.
12363 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12365 * doc/invoke.texi (fverbose-asm): Note that source code lines
12366 are emitted, and provide an example.
12367 * final.c (asm_show_source): New function.
12368 (final_scan_insn): Call asm_show_source.
12370 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12372 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
12373 param with diagnostic_kind.
12374 (class colorizer): Similarly replace field m_diagnostic with
12376 (colorizer::colorizer): Replace diagnostic
12377 param with diagnostic_kind.
12378 (colorizer::begin_state): Update for above field change.
12379 (layout::layout): Replace diagnostic param with rich_location *
12380 and diagnostic_kind.
12381 (diagnostic_show_locus): Replace diagnostic param with richloc
12382 and diagnostic_kind.
12383 (class selftest::test_diagnostic_context): New class.
12384 (selftest::test_diagnostic_show_locus_unknown_location): New
12386 (selftest::test_one_liner_simple_caret): New function.
12387 (selftest::test_one_liner_caret_and_range): New function.
12388 (selftest::test_one_liner_multiple_carets_and_ranges): New
12390 (selftest::test_one_liner_fixit_remove): New function.
12391 (selftest::test_one_liner_fixit_replace): New function.
12392 (selftest::test_diagnostic_show_locus_one_liner): New function.
12393 (selftest::diagnostic_show_locus_c_tests): Call the new test
12395 * diagnostic.c (diagnostic_initialize): Initialize
12396 colorize_source_p, show_ruler_p and parseable_fixits_p.
12397 (default_diagnostic_finalizer): Update for change to
12398 diagnostic_show_locus.
12399 (diagnostic_append_note): Likewise.
12400 * diagnostic.h (diagnostic_show_locus): Replace
12401 const diagnostic_info * param with location * and diagnostic_t.
12403 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12405 * input.c (saved_line_table): New global.
12406 (class selftest::temp_line_table): Rename to line_table_test and
12407 move declaration to selftest.h, and drop field m_old_line_table.
12408 (selftest::temp_line_table::temp_line_table): Rename ctor to...
12409 (selftest::line_table_test::line_table_test): ...this. Add a
12410 default ctor. Store current value of line_table within
12412 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
12413 (selftest::line_table_test::~line_table_test): ...this, and
12414 restore line_table from the saved_line_table, rather than
12416 (selftest::test_accessing_ordinary_linemaps): Update for above
12418 (selftest::test_lexer): Likewise.
12419 (struct selftest::lexer_test): Likewise.
12420 (selftest::lexer_test::lexer_test): Likewise.
12421 (selftest::input_c_tests): Move the looping over test cases from
12423 (selftest::for_each_line_table_case): New function.
12424 * input.h (saved_line_table): New decl.
12425 * selftest.h (struct selftest::line_table_case): New forward decl.
12426 (class selftest::line_table_test): New class, moved here from
12427 selftest::temp_line_table in input.c, and renamed.
12428 (selftest::for_each_line_table_case): New decl.
12430 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
12433 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
12435 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
12437 PR middle-end/70895
12438 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
12439 enclosing parallel construct for reduction variables on OpenACC loop
12442 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
12444 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
12445 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
12447 (function_to_dwarf_procedure): Update comment.
12449 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12451 * input.c (diagnostics_file_cache_forcibly_evict_file): New
12453 * input.h (diagnostics_file_cache_forcibly_evict_file): New
12455 * selftest.c (selftest::temp_source_file::~temp_source_file):
12456 Evict m_filename from the diagnostic file cache.
12458 2016-08-18 Richard Biener <rguenther@suse.de>
12460 * tree-pass.h (make_pass_materialize_all_clones): Declare.
12461 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
12462 make_pass_materialize_all_clones): New simple IPA pass encapsulating
12463 clone materialization.
12464 * passes.def (all_late_ipa_passes): Start with
12465 pass_materialize_all_clones.
12466 * cgraphunit.c (symbol_table::compile): Remove call to
12467 materialize_all_clones.
12468 * tree-into-ssa.c: Include statistics.h.
12469 (update_ssa): Count number of times we do incremental/rewrite
12472 2016-08-18 Richard Biener <rguenther@suse.de>
12474 PR tree-optimization/77282
12475 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12476 When doing auto-parallelizing also prevent use of PHIs that
12477 carry dependences across loop backedges.
12479 2016-08-18 Tamar Christina <tamar.christina@arm.com>
12480 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12482 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
12484 2016-08-18 Richard Biener <rguenther@suse.de>
12486 * ssa-iterators.h (ssa_vuse_operand): New inline.
12487 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
12488 (predicate_all_scalar_phis): Use remove_phi_node to remove
12489 phi nodes predicated. Delay removing virtual PHIs.
12490 (predicate_mem_writes): Update virtual operands.
12491 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
12492 (tree_if_conversion): Do not rewrite virtual SSA form.
12493 * tree-phinodes.c (release_phi_node): Make static.
12494 * tree-phinodes.h (release_phi_node): Remove.
12496 2016-08-18 Jakub Jelinek <jakub@redhat.com>
12498 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
12499 codes that appear in bdesc_* arrays, instead include i386-builtin.def
12500 twice to define those.
12501 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
12502 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
12503 bdesc_multi_arg): Define by including i386-builtin.def the third time.
12504 * config/i386/i386-builtin.def: New file.
12506 2016-08-17 David Malcolm <dmalcolm@redhat.com>
12508 * input.c (get_source_range_for_char): Rename to...
12509 (selftest::get_source_range_for_char): ...this, and move within
12510 the #if CHECKING_P guard.
12511 (get_num_source_ranges_for_substring): Rename to...
12512 (selftest::get_num_source_ranges_for_substring): ...this, move
12513 within the #if CHECKING_P guard, and make static.
12514 (selftest::assert_num_substring_ranges): Initialize
12517 2016-08-18 Alan Modra <amodra@gmail.com>
12519 PR rtl-optimization/72771
12520 * reload.c (find_reloads): Don't assume that a subreg mem is OK
12521 when find_reloads_toplev returns address_reloaded==-1.
12522 (alternative_allows_const_pool_ref): Update comment.
12524 2015-08-17 Alan Hayward <alan.hayward@arm.com>
12526 PR tree-optimization/71752
12527 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
12528 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
12530 2016-08-17 Jakub Jelinek <jakub@redhat.com>
12532 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
12533 instead of testing ECF_NORETURN bit in gimple_call_flags.
12534 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
12535 * predict.c (tree_bb_level_predictions): Likewise.
12536 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
12538 PR middle-end/77259
12539 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
12540 turning a call into __builtin_unreachable-like noreturn call, adjust
12541 gimple_call_set_fntype.
12542 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
12543 gimple_call_fntype has void return type.
12545 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
12547 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
12548 maybe_lookup_decl, to handle nested acc loop directives.
12550 2016-08-17 Richard Biener <rguenther@suse.de>
12552 PR tree-optimization/76490
12553 * tree-vrp.c (update_value_range): Preserve overflow infinities
12554 when intersecting with ranges from get_range_info.
12555 (operand_less_p): Handle overflow infinities correctly.
12556 (value_range_constant_singleton): Use vrp_operand_equal_p
12557 to handle overflow max/min correctly.
12558 (vrp_valueize): Likewise.
12559 (union_ranges): Likewise.
12560 (intersect_ranges): Likewise.
12561 (vrp_visit_phi_node): Improve iteration limitation to only
12562 apply when we'll possibly re-visit the PHI via a changed argument
12565 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
12567 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
12568 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
12569 rather than those that should not be built.
12571 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
12574 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
12576 2016-08-17 Richard Biener <rguenther@suse.de>
12578 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
12579 (verify_vssa): New function verifying virtual SSA form.
12580 (verify_ssa): Call it.
12581 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
12582 Do not apply loop-closed SSA handling to virtuals.
12583 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
12584 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
12585 when rewriting their symbol.
12586 (prepare_def_site_for): Likewise.
12587 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
12588 operands of moved stmts.
12590 2016-08-17 Richard Biener <rguenther@suse.de>
12592 PR tree-optimization/23855
12593 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
12594 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
12595 find guards to hoist. Do not update SSA form but rewrite virtuals
12596 into loop closed SSA.
12597 (find_loop_guard): Adjust to skip already hoisted guards. Do
12598 not mark virtuals for renaming or update SSA form.
12600 2016-08-17 Martin Liska <mliska@suse.cz>
12602 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
12603 a LONG_LONG_TYPE_SIZE comparison.
12604 * gcov-io.h: Remove macro definitions.
12605 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
12606 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
12609 2016-08-16 Jakub Jelinek <jakub@redhat.com>
12611 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
12612 that builtins not mentioned in bdesc_* arrays come first, then
12613 the ones mentioned in bdesc_* arrays in the order they appear in
12614 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
12615 IX86_BUILTIN__BDESC_*_LAST enumerator.
12616 (bdesc_mpx): Fix up a comment typo.
12617 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
12618 __builtin_ia32_vpcomneu[bwdq] builtins.
12619 (BDESC_VERIFY, BDESC_VERIFYS): Define.
12620 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
12621 enum ix86_builtins ordering.
12622 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
12623 for direct bdesc_* array member access instead of searching all the
12624 arrays until an fcode match is found.
12626 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
12628 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
12629 pattern as define_insn_and_split. Split insn before reload to
12631 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
12632 <shift_insn><mode>3_1.
12633 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
12634 <rotate_insn><mode>3_1.
12636 2016-08-16 David Malcolm <dmalcolm@redhat.com>
12639 * input.c (get_source_range_for_substring): Rename to...
12640 (get_source_location_for_substring): ...this, adding param
12641 "caret_idx", and converting output param from source_range * to
12643 (get_source_range_for_char): New function.
12644 (get_num_source_ranges_for_substring): Update comment to reflect
12646 (assert_char_at_range): Update to use get_source_range_for_char
12647 rather than get_source_range_for_substring.
12648 (test_lexer_string_locations_concatenation_2): Likewise.
12649 * substring-locations.h (get_source_range_for_substring): Rename
12651 (get_source_location_for_substring): ...this, and adding param
12652 "caret_idx", and converting output param from source_range * to
12655 2016-08-16 David Malcolm <dmalcolm@redhat.com>
12657 * input.c (class selftest::temp_source_file): Move to
12659 (selftest::temp_source_file::temp_source_file): Move to
12661 (selftest::temp_source_file::~temp_source_file): Likewise.
12662 * selftest.c (selftest::temp_source_file::temp_source_file): Move
12664 (selftest::temp_source_file::~temp_source_file): Likewise.
12665 * selftest.h (class selftest::temp_source_file): Move here from
12668 2016-08-16 Jakub Jelinek <jakub@redhat.com>
12671 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
12672 inlining, add cgraph edge for the added __builtin_unreachable call.
12674 PR middle-end/67485
12675 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
12676 only cast it to SHWI for the final comparison.
12678 2016-08-16 Martin Liska <mliska@suse.cz>
12680 PR gcov-profile/36412
12681 * doc/gcov.texi: Document --hash-filenames(-x).
12682 * gcov.c (print_usage): Add the option.
12683 (process_args): Process the option, sort options alphabetically.
12684 (md5sum_to_hex): New function.
12685 (make_gcov_file_name): Do the md5sum and append it to a
12688 2016-08-16 Bin Cheng <bin.cheng@arm.com>
12690 PR tree-optimization/69848
12691 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
12692 and swtich operands to avoid additional NOT instruction.
12693 (vcond<v_cmp_mixed><mode>): Ditto.
12694 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
12696 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
12698 * doc/install.texi (*-*-solaris2*): Adjust latest change.
12700 2016-08-16 Richard Biener <rguenther@suse.de>
12702 PR tree-optimization/76783
12703 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
12704 BB visited flags at start.
12706 2016-08-16 Bin Cheng <bin.cheng@arm.com>
12708 PR tree-optimization/72817
12709 PR tree-optimization/73450
12710 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
12711 multiple_of_p for adjusted IV.base.
12713 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
12716 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
12717 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
12718 for !flag_finite_math_only or flag_signed_zeros.
12719 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
12720 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
12721 depend on flag_finite_math_only.
12722 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
12724 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
12725 (*ieee_smin<mode>3): Ditto.
12726 (*ieee_smax<mode>3): Ditto.
12727 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
12728 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
12730 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
12731 depend on flag_finite_math_only.
12732 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
12733 (*mmx_<code>v2sf3): Remove.
12734 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
12735 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
12736 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
12738 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
12740 PR rtl-optimization/73650
12741 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
12742 it is not a simple move.
12744 2016-08-15 Martin Liska <mliska@suse.cz>
12747 * gcc.c (do_spec_1): Call save_string with the right size.
12748 (save_string): Do an assert about string we copy.
12750 2016-08-15 Richard Biener <rguenther@suse.de>
12752 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
12753 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
12755 (pass_data_stv): Likewise.
12757 2016-08-15 Richard Biener <rguenther@suse.de>
12759 PR tree-optimization/73434
12760 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
12761 TBAA info on the base when forwarding a non-invariant address.
12763 2016-08-15 Jakub Jelinek <jakub@redhat.com>
12765 * dwarf2out.c (struct checksum_attributes): Add
12766 at_string_length_bit_size and at_string_length_byte_size fields.
12767 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
12768 and DW_AT_string_length_byte_size.
12769 (die_checksum_ordered): Handle at_string_length_bit_size and
12770 at_string_length_byte_size.
12771 (gen_array_type_die): For dwarf_version >= 5 emit
12772 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
12773 (adjust_string_types): For dwarf_version >= 5 remove
12774 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
12775 (resolve_addr): Likewise.
12778 * dwarf2out.c (string_types): New variable.
12779 (gen_array_type_die): Change early_dwarf handling of
12780 DW_AT_string_length, create DW_OP_call4 referencing the
12781 length var temporarily. Handle parameters that are pointers
12783 (adjust_string_types): New function.
12784 (gen_subprogram_die): Temporarily set string_types to local var,
12785 call adjust_string_types if needed.
12786 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
12788 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
12790 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
12792 * doc/install.texi (*-*-solaris2*): Fix version number and document
12793 requirement on GNU make for building libjava with the Solaris linker.
12795 2016-08-15 Martin Liska <mliska@suse.cz>
12796 Jakub Jelinek <jakub@redhat.com>
12798 PR tree-optimization/72824
12799 * tree-loop-distribution.c (const_with_all_bytes_same)
12800 <case VECTOR_CST>: Fix a typo.
12802 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
12805 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
12806 Renamed from _mm512_undefined_si512.
12807 (_mm_undefined_si512): New definition.
12809 2016-08-13 Richard Biener <rguenther@suse.de>
12811 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
12812 into PHIs and update the lattice for its def.
12814 2016-08-12 Jakub Jelinek <jakub@redhat.com>
12817 * ubsan.c (instrument_si_overflow): Pass true instead of false
12819 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
12820 of bbs. Return TODO_cleanup_cfg if any returned true.
12822 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12824 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
12825 ISA 3.0 MTVSRDD instruction.
12826 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
12829 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
12831 PR tree-optimization/71083
12832 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
12833 bitfield access when possible.
12835 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
12837 PR middle-end/71654
12838 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
12839 sign-changing cast from a shorter unsigned type to a wider
12842 2016-08-12 Jakub Jelinek <jakub@redhat.com>
12844 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
12845 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
12846 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
12848 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12850 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
12851 Correct costs for vec_construct.
12853 2016-08-12 Bin Cheng <bin.cheng@arm.com>
12855 PR tree-optimization/69848
12856 * tree-vectorizer.h (enum vect_def_type): New condition reduction
12857 type CONST_COND_REDUCTION.
12858 * tree-vect-loop.c (vectorizable_reduction): Support new condition
12859 reudction type CONST_COND_REDUCTION.
12861 2016-08-12 Richard Biener <rguenther@suse.de>
12863 PR tree-optimization/57326
12864 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
12865 returning an SSA name.
12866 (phi_translate_1): When fully_constant_expression returns a NAME
12867 make sure we have a leader for it.
12869 2016-08-12 Martin Liska <mliska@suse.cz>
12870 Adam Fineman <afineman@afineman.com>
12872 * gcov.c (process_file): Create .gcov file when .gcda
12875 2016-08-12 Marek Polacek <polacek@redhat.com>
12878 * alias.c (find_base_value): Adjust fall through comment.
12879 * cfgexpand.c (expand_debug_expr): Likewise.
12880 * combine.c (find_split_point): Likewise.
12881 (expand_compound_operation): Likewise. Add FALLTHRU.
12882 (make_compound_operation): Adjust fall through comment.
12883 (canon_reg_for_combine): Add FALLTHRU.
12884 (force_to_mode): Adjust fall through comment.
12885 (simplify_shift_const_1): Likewise.
12886 (simplify_comparison): Likewise.
12887 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
12889 * config/aarch64/predicates.md: Likewise.
12890 * config/i386/i386.c (function_arg_advance_32): Likewise.
12891 (ix86_gimplify_va_arg): Likewise.
12892 (print_reg): Likewise.
12893 (ix86_print_operand): Likewise.
12894 (ix86_build_const_vector): Likewise.
12895 (ix86_expand_branch): Likewise.
12896 (ix86_sched_init_global): Adjust fall through comment.
12897 (ix86_expand_args_builtin): Add FALLTHRU.
12898 (ix86_expand_builtin): Likewise.
12899 (ix86_expand_vector_init_one_var): Likewise.
12900 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
12901 (rs6000_adjust_cost): Likewise.
12902 (insn_must_be_first_in_group): Likewise.
12903 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
12904 * dbxout.c (dbxout_symbol): Adjust fall through comment.
12905 * df-scan.c (df_uses_record): Likewise.
12906 * dojump.c (do_jump): Add FALLTHRU.
12907 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
12909 (resolve_args_picking_1): Adjust fall through comment.
12910 (loc_list_from_tree_1): Likewise.
12911 * expmed.c (make_tree): Likewise.
12912 * expr.c (expand_expr_real_2): Add FALLTHRU.
12913 (expand_expr_real_1): Likewise. Adjust fall through comment.
12914 * fold-const.c (const_binop): Adjust fall through comment.
12915 (fold_truth_not_expr): Likewise.
12916 (fold_cond_expr_with_comparison): Add FALLTHRU.
12917 (fold_binary_loc): Likewise.
12918 (contains_label_1): Adjust fall through comment.
12919 (multiple_of_p): Likewise.
12920 * gcov-tool.c (process_args): Add FALLTHRU.
12921 * genattrtab.c (check_attr_test): Likewise.
12922 (write_test_expr): Likewise.
12923 * genconfig.c (walk_insn_part): Likewise.
12924 * genpreds.c (validate_exp): Adjust fall through comment.
12925 (needs_variable): Likewise.
12926 * gensupport.c (get_alternatives_number): Add FALLTHRU.
12927 (subst_dup): Likewise.
12928 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
12929 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
12930 (gimplify_scan_omp_clauses): Add FALLTHRU.
12931 (goa_stabilize_expr): Likewise.
12932 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
12934 * hsa-gen.c (get_address_from_value): Likewise.
12935 * ipa-icf.c (sem_function::hash_stmt): Likewise.
12936 * ira.c (ira_setup_alts): Add FALLTHRU.
12937 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
12939 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
12940 * opts.c (common_handle_option): Likewise.
12941 * read-rtl.c (read_rtx_code): Likewise.
12942 * real.c (round_for_format): Likewise.
12943 * recog.c (asm_operand_ok): Likewise.
12944 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
12945 * reload1.c (set_label_offsets): Likewise.
12946 (eliminate_regs_1): Likewise.
12947 (reload_reg_reaches_end_p): Likewise.
12948 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
12949 (rtx_cost): Likewise.
12950 * sched-rgn.c (is_exception_free): Likewise.
12951 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
12952 * stor-layout.c (int_mode_for_mode): Likewise.
12953 * toplev.c (print_to_asm_out_file): Likewise.
12954 (print_to_stderr): Likewise.
12955 * tree-cfg.c (gimple_verify_flow_info): Likewise.
12956 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
12957 (chrec_fold_multiply): Likewise.
12958 (evolution_function_is_invariant_rec_p): Likewise.
12959 (for_each_scev_op): Likewise.
12960 * tree-data-ref.c (siv_subscript_p): Likewise.
12961 (get_references_in_stmt): Likewise.
12962 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
12963 (substitute_in_expr): Likewise.
12964 (type_cache_hasher::equal): Likewise.
12965 (walk_type_fields): Likewise.
12966 * var-tracking.c (adjust_mems): Add FALLTHRU.
12967 (set_dv_changed): Adjust fall through comment.
12968 * varasm.c (default_function_section): Add FALLTHRU.
12970 2016-08-12 Marek Polacek <polacek@redhat.com>
12973 * tree-complex.c (expand_complex_division): Add missing break.
12975 2016-08-12 Richard Biener <rguenther@suse.de>
12977 * passes.c (execute_todo): Do not push/pop TV_TODO.
12978 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
12979 (execute_one_pass): Likewise.
12980 * common.opt (ftime-report-details): New switch.
12981 * doc/invoke.texi (ftime-report-details): Document.
12982 * timevar.h (timer::print_row): Adjust signature.
12983 (timer::all_zero): New static helper.
12984 (timer::child_map_t): New typedef.
12985 (timer::time_var_def): Add children field.
12986 * timevar.c (timer::named_items::print): Adjust.
12987 (timer::~timer): Free timevar recorded children.
12988 (timer::pop_internal): When -ftime-report-details record
12989 time spent in sub-timevars.
12990 (timer::print_row): Adjust.
12991 (timer::print): Print sub-timevar stats, use all_zero.
12992 * timevar.def (TV_TODO): Remove.
12994 2016-08-12 Richard Biener <rguenther@suse.de>
12996 PR tree-optimization/72851
12997 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
12998 worklists to use bitmaps indexed in execution order.
12999 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
13000 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
13001 (cfg_blocks): Make a bitmap.
13002 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
13004 (cfg_blocks_empty_p): Adjust.
13005 (cfg_blocks_add): Likewise.
13006 (cfg_blocks_get): Likewise.
13007 (add_ssa_edge): Likewise.
13008 (add_control_edge): Likewise.
13009 (simulate_stmt): Likewise.
13010 (process_ssa_edge_worklist): Likewise.
13011 (simulate_block): Likewise.
13012 (ssa_prop_init): Compute PRE order and stmt UIDs.
13013 (ssa_prop_fini): Adjust.
13014 (ssa_propagate): Adjust.
13016 2016-08-12 Richard Biener <rguenther@suse.de>
13018 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
13019 the currently executable edges have fixed ranges. Always
13020 go through update_value_range.
13022 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
13026 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
13027 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
13028 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
13029 (LANG_HOOKS_DECLS): Add it.
13030 * langhooks.h (struct lang_hooks_for_decls): Add
13031 function_decl_defaulted. Const_tree-ify
13032 function_decl_explicit_p and function_decl_deleted_p.
13033 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
13034 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
13035 also at strict DWARF v5.
13038 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
13039 TYPE_QUAL_CONST in reference-typed decls.
13042 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
13043 in DW_OP_pieces, just enough to handle pointers to member
13045 (gen_remaining_tmpl_value_param_die_attribute): Use a location
13046 expression on DWARFv5 if a constant value doesn't work.
13048 2016-08-11 David Malcolm <dmalcolm@redhat.com>
13050 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
13051 * selftest.c (selftest::test_assertions): New function.
13052 (selftest::selftest_c_tests): New function.
13053 * selftest.h (selftest::selftest_c_tests): New declaration.
13055 2016-08-11 Richard Biener <rguenther@suse.de>
13056 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13058 PR rtl-optimization/72855
13059 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
13061 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13064 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
13065 (vsx_store_<mode>): Likewise.
13067 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
13069 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
13070 TImode CONST_WIDE_INT store.
13071 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
13073 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
13075 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
13076 mode if unaligned SSE load and store are optimal.
13078 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
13080 PR tree-optimization/71083
13081 * tree-predcom.c (ref_at_iteration): Correctly align the
13084 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13086 * config/s390/s390-builtin-types.def: Add INT128 types.
13087 * config/s390/s390-builtins.def: Add INT128 variants for the add
13088 sub low-level builtins dealing with TImode.
13089 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
13090 via subreg when expanding a builtin.
13091 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
13092 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
13094 * config/s390/vecintrin.h: Adjust builtin names accordingly.
13095 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
13096 ("vec_addc<mode>", "vec_addc_u128"): Merge to
13097 "vacc<bhfgq>_<mode>".
13098 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
13099 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
13100 ("vec_subc<mode>", "vec_subc_u128"): Merge to
13101 "vscbi<bhfgq>_<mode>".
13102 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
13103 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
13105 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13107 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
13109 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13111 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
13112 unused declaration.
13113 (vcond<v_cmp_mixed><mode>): Ditto.
13114 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13116 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13118 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
13119 variable explicitly, also assert on it before use.
13121 2016-08-11 Richard Biener <rguenther@suse.de>
13123 PR tree-optimization/72772
13124 * cfgloopmanip.c (create_preheader): Use split_edge if there
13125 is a single loop entry, avoiding degenerate PHIs.
13127 2016-08-11 Richard Biener <rguenther@suse.de>
13129 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
13130 unconditional TODO_cleanup_cfg.
13131 (pass_thread_jumps::execute): Initialize loops, perform a CFG
13132 cleanup only if we threaded a jump.
13134 2016-08-11 Alan Modra <amodra@gmail.com>
13137 * lra-constraints.c (simplify_operand_subreg): Allow subreg
13138 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
13139 slow. Emit two reloads for slow mem case, first loading in
13140 fast innermode, then converting to required mode.
13142 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
13144 * config/rs6000/altivec.h (vec_extract_exp): New macro.
13145 (vec_extract_sig): New macro.
13146 (vec_insert_exp): New macro.
13147 (vec_test_data_class): New macro.
13148 (scalar_extract_exp): New macro.
13149 (scalar_extract_sig): New macro.
13150 (scalar_insert_exp): New macro.
13151 (scalar_test_data_class): New macro.
13152 (scalar_test_neg): New macro.
13153 (scalar_cmp_exp_gt): New macro.
13154 (scalar_cmp_exp_lt): New macro.
13155 (scalar_cmp_exp_eq): New macro.
13156 (scalar_cmp_exp_unordered): New macro.
13157 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
13158 to enforce constraint that operand is a 7-bit unsigned literal.
13159 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
13160 for power9 built-ins.
13161 (BU_P9V_VSX_2): Likewise.
13162 (BU_P9V_64BIT_VSX_2): Likewise.
13163 (VSEEDP): Add scalar extract exponent support.
13164 (VSEESP): Add scalar extract signature support.
13165 (VSTDCNDP): Add scalar test negative support.
13166 (VSTDCNSP): Likewise.
13167 (VSIEDP): Add scalar insert exponent support.
13168 (VSCEDPGT): Add scalar compare exponent greater than support.
13169 (VSCEDPLT): Add scalar compare exponent less than support.
13170 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
13171 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
13172 (VSTDCDP): Add scalar test data class support.
13173 (VSTDCSP): Likewise.
13174 (VSEEDP): Add overload support for scalar extract exponent
13176 (VSESDP): Add overload support for scalar extract signature
13178 (VSTDCN): Add overload support for scalar test negative
13180 (VSTDCNDP): Add overload support for scalar test negative
13182 (VSTDCNSP): Add overload support for scalar test negative
13184 (VSIEDP): Add overload support for scalar insert exponent
13186 (VSTDC): Add overload support for scalar test data class
13188 (VSTDCDP): Add overload support for scalar test data class
13190 (VSTDCSP): Add overload support for scalar test data class
13192 (VSCEDPGT): Add overload support for scalar compare exponent
13193 greater than operation.
13194 (VSCEDPLT): Add overload support for scalar compare exponent
13195 less than operation.
13196 (VSCEDPEQ): Add overload support for scalar compare exponent
13197 test-for-equality operation.
13198 (VSCEDPUO): Add overload support for scalar compare exponent
13199 test-for-unordered operation.
13200 (VEEDP): Add vector extract exponent support.
13202 (VESDP): Add vector extract significand support.
13204 (VIEDP): Add vector insert exponent support.
13206 (VTDCDP): Add vector test data class support.
13207 (VTDCSP): Likewise.
13208 (VES): Add overload support for vector extract significand operation.
13211 (VEE): Add overload support for vector extract exponent operation.
13214 (VTDC): Add overload support for vector test data class operation.
13215 (VTDCDP): Likewise.
13216 (VTDCSP): Likewise.
13217 (VIE): Add overload support for vector insert exponent operation.
13220 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13221 overloaded binary floating point functions.
13222 (altivec_resolve_overloaded_builtin): Improve error messages to
13223 distinguish between functions not supported in the current
13224 compiler configuration and functions that were invoked with an
13225 invalid parameter combination, and include the built-in function
13226 name in both error messages.
13227 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
13229 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
13231 (rs6000_expand_binop_builtin): Add check to enforce that argument
13232 2 of the test data class operations is a 7-bit unsigned literal.
13233 (rs6000_invalid_builtin): Add code to issue an error message if a
13234 built-in function that requires the power9_vector and -m32
13235 command-line options is compiled without these options.
13236 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
13237 (UNSPEC_VSX_SXSIGDP): New value.
13238 (UNSPEC_VSX_SXSIGPDP): New value.
13239 (UNSPEC_VSX_SIEXPDP): New value.
13240 (UNSPEC_VSX_SCMPEXPDP): New value.
13241 (UNSPEC_VSX_STSTDC): New value.
13242 (UNSPEC_VSX_VXEXP): New value.
13243 (UNSPEC_VSX_VXSIG): New value.
13244 (UNSPEC_VSX_VIEXP): New value.
13245 (UNSPEC_VSX_VTSTDC): New value.
13246 (xsxexpdp): New insn for scalar extract exponent.
13247 (xsxsigdp): New insn for scalar extract significand.
13248 (xsiexpdp): New insn for scalar insert exponent.
13249 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
13250 (*xscmpexpdp): New insn for scalar compare exponents.
13251 (xststdc<Fvsx): New expansion for both single- and
13252 double-precision scalar test data class operations.
13253 (xststdcneg<Fvsx>): New expansion for both single- and
13254 double-precision scalar test for negative value operations.
13255 (*xststdc<Fvsx>): New insn for scalar test data class
13257 (xvxexp<VSs>): New insn for single- and double-precision
13258 vector extract exponent operation.
13259 (xvxsig<VSs>): New insn for single- and double-precision
13260 vector extract significand operation.
13261 (xviexp<VSs>): New insn for single- and double-precision
13262 vector insert exponent operation.
13263 (xvtstdc<VSs>): New insn for single- and double-precision
13264 vector test data class operation.
13265 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13266 built-in functions to represent the Power9 binary floating-point
13267 support instructions.
13269 2016-08-10 bin cheng <bin.cheng@arm.com>
13271 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
13273 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
13274 Renlin Li <renlin.li@arm.com>
13275 Bin Cheng <bin.cheng@arm.com>
13277 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
13278 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
13279 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
13280 (aarch64_vcond_internal<mode><mode>): Delete pattern.
13281 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
13282 (vcond<v_cmp_result><mode>): Ditto.
13283 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
13284 (vcondu<mode><mode>): Ditto.
13285 (vcond<v_cmp_mixed><mode>): New pattern.
13286 (vcondu<mode><v_cmp_mixed>): New pattern.
13287 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
13288 of aarch64_vcond_internal.
13290 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
13291 Renlin Li <renlin.li@arm.com>
13292 Bin Cheng <bin.cheng@arm.com>
13294 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
13295 (vec_cmp<mode><v_cmp_result>): New pattern.
13296 (vec_cmpu<mode><mode>): New pattern.
13297 (vcond_mask_<mode><v_cmp_result>): New pattern.
13299 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
13301 PR tree-optimization/71734
13302 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
13303 REF_LOOP, invoke ref_indep_loop_p_1.
13304 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
13305 to ref_indep_loop_p.
13306 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
13307 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
13308 is inside LOOP, do not cache dpendence value for loops with
13310 (ref_indep_loop_p_2): Delete function.
13311 (can_sm_ref_p): Pass LOOP as additional argument to
13314 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
13317 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
13318 being an offsettable address.
13320 2016-08-10 Martin Liska <mliska@suse.cz>
13322 PR gcov-profile/58306
13323 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
13324 atomic variants of profile update functions.
13326 2016-08-10 Martin Liska <mliska@suse.cz>
13328 Cherry picked (and modified) from google-4_7 branch
13329 2012-12-26 Rong Xu <xur@google.com>
13330 * common.opt (fprofile-update): Add new flag.
13331 * coretypes.h: Define enum profile_update.
13332 * doc/invoke.texi: Document -fprofile-update.
13333 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
13334 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
13335 * tree-profile.c (gimple_init_edge_profiler): Generate
13336 also atomic profiler update.
13337 (gimple_gen_edge_profiler): Likewise.
13339 2016-08-10 David Malcolm <dmalcolm@redhat.com>
13341 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
13342 stack_usage_file to NULL after fclose calls.
13344 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13347 * reload.c (push_reload): Compute subreg_in_class for
13348 subregs of constants and plus expressions. Remove special
13349 handling of SYMBOL_REFs.
13351 2016-08-10 Alan Modra <amodra@gmail.com>
13354 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
13355 SImode for TARGET_E500_DOUBLE when given SImode.
13357 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
13359 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
13360 unused variable __O.
13362 2016-08-09 Martin Liska <mliska@suse.cz>
13364 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
13365 _gcov_reset to __gcov_reset.
13366 * doc/gcov-tool.texi: Fix typo.
13368 2016-08-09 Martin Liska <mliska@suse.cz>
13370 * value-prof.c (gimple_divmod_values_to_profile): Do not
13371 instrument MOD histogram if a value is not a SSA name.
13373 2016-08-09 Martin Liska <mliska@suse.cz>
13375 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
13378 2016-08-09 Renlin Li <renlin.li@arm.com>
13380 PR middle-end/64971
13381 * calls.c (prepare_call_address): Convert funexp to Pmode when
13383 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
13384 (sibcall_value): Likewise.
13386 2016-08-09 Marek Polacek <polacek@redhat.com>
13389 * cselib.c (cselib_expand_value_rtx_1): Add return.
13390 * gengtype.c (dbgprint_count_type_at): Likewise.
13391 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
13392 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
13394 2016-08-09 Martin Jambor <mjambor@suse.cz>
13397 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
13398 if instance is a MEM_REF.
13400 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
13403 * config/i386/i386.md (*movtf_internal): Use
13404 lra_in_progress || reload_completed instead of !can_create_pseudo_p
13405 in the insn constraint.
13406 (*movxf_internal): Ditto.
13407 (*movdf_internal): Ditto.
13408 (*movsf_internal): Ditto.
13410 2016-08-09 Bin Cheng <bin.cheng@arm.com>
13412 PR tree-optimization/72772
13413 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
13416 2016-08-09 Bin Cheng <bin.cheng@arm.com>
13418 PR tree-optimization/72772
13419 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
13421 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
13422 parameter STOP and update calls. Move expand_simple_operations
13423 function call from here...
13424 (simplify_using_initial_conditions): ...to here. Delete parameter
13426 (tree_simplify_using_condition): Delete parameter STOP.
13427 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
13428 simplify_using_initial_conditions.
13430 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
13433 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
13434 Use create_tmp_var_raw instead of create_tmp_var.
13436 2016-08-09 Richard Biener <rguenther@suse.de>
13438 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
13439 Treat same SSA names related.
13441 2016-08-09 Jakub Jelinek <jakub@redhat.com>
13443 PR tree-optimization/72824
13444 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
13445 real_zerop is not negative.
13447 2016-08-09 Richard Biener <rguenther@suse.de>
13449 PR tree-optimization/71802
13450 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
13451 all merge opportunities with the predecessor.
13453 2016-08-09 Richard Biener <rguenther@suse.de>
13456 * ipa-prop.c (ipa_modify_formal_parameters): Build
13457 parameter types with natural alignment also for the
13460 2016-08-08 Andi Kleen <ak@linux.intel.com>
13462 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
13464 2016-08-08 David Malcolm <dmalcolm@redhat.com>
13467 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
13468 do-nothing langhook.
13469 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
13470 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
13471 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
13472 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
13474 2016-08-08 David Malcolm <dmalcolm@redhat.com>
13477 * input.c: Ensure that HAVE_ICONV is defined.
13479 2016-08-08 Jakub Jelinek <jakub@redhat.com>
13481 PR middle-end/72781
13482 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
13483 private vars for lastprivate and for linear iterator.
13485 PR middle-end/68762
13486 * omp-simd-clone.c: Include varasm.h.
13487 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
13488 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
13489 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
13490 update function name.
13492 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13494 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
13495 (avr_diagnose_devicespecs_error): Remove.
13496 (avr_devicespecs_file): Remove composing absolute path for specfile
13497 and its verbose info. Remove conditions to check specs-file,
13499 2016-08-08 Jakub Jelinek <jakub@redhat.com>
13501 PR rtl-optimization/72821
13502 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
13503 just return false for them.
13505 2016-08-08 Alan Modra <amodra@gmail.com>
13508 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
13509 toc refs created during reload. Update function comment.
13511 2016-08-08 Alan Modra <amodra@gmail.com>
13514 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
13515 alternatives. Put loads first, then stores, and reg/reg moves
13516 within same class later. Delete attr length.
13518 2016-08-08 Alan Modra <amodra@gmail.com>
13521 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
13522 (mem_operand_ds_form): New predicate.
13523 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
13524 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
13525 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
13526 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
13527 (extendsfdf2_fpr): Replace o constraint with wY.
13529 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
13531 * tree-ssa-threadbackward.c: Include tree-inline.h
13532 (profitable_jump_thread_path): Use estimate_num_insns to estimate
13533 size of copied block; for cold paths reduce duplication.
13534 (find_jump_threads_backwards): Remove redundant tests.
13535 (pass_thread_jumps::gate): Enable for -Os.
13537 2016-08-07 Jakub Jelinek <jakub@redhat.com>
13540 * stor-layout.c (layout_decl): Fix up formatting.
13541 (relayout_decl): Allow DECL to be FIELD_DECL.
13543 2016-08-07 Alan Modra <amodra@gmail.com>
13545 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
13547 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
13549 * data-streamer-in.c (streamer_read_wide_int): New.
13550 (streamer_read_widest_int): Renamed function.
13551 * data-streamer-out.c (streamer_write_wide_int): New
13552 (streamer_write_widest_int): Renamed function.
13553 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
13555 (input_cfg): Call renamed function.
13556 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
13558 (output_cfg): Call renamed function.
13559 * data-streamer.h: Add declarations.
13561 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13563 * tree-ssa-ccp.c (extend_mask): New param sgn.
13564 Remove ORing with wi::mask.
13565 (get_default_value): Adjust call to extend_mask to pass sign.
13566 (evaluate_stmt): Likewise.
13568 2016-08-06 Jakub Jelinek <jakub@redhat.com>
13570 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
13573 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13575 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
13576 transform if operand's type is pointer to function or method.
13578 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
13580 PR tree-optimization/18046
13581 * tree-ssa-threadedge.c: Include cfganal.h.
13582 (simplify_control_statement_condition): If simplifying a
13583 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
13584 with the dominating ASSERT_EXPR before handing it off to VRP.
13585 Mention that a CASE_LABEL_EXPR may be returned.
13586 (thread_around_empty_blocks): Adjust to handle
13587 simplify_control_statement_condition() returning a
13589 (thread_through_normal_block): Likewise.
13590 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
13591 a switch statement by trying to determine which case label
13594 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
13596 PR rtl-optimization/69847
13597 * lra-constraints.c (process_invariant_for_inheritance): Save
13598 pattern instead of src.
13599 (remove_inheritance_pseudos): Use the pattern. Add assert.
13601 2016-08-05 David Malcolm <dmalcolm@redhat.com>
13603 * input.c (string_concat::string_concat): New constructor.
13604 (string_concat_db::string_concat_db): New constructor.
13605 (string_concat_db::record_string_concatenation): New method.
13606 (string_concat_db::get_string_concatenation): New method.
13607 (string_concat_db::get_key_loc): New method.
13608 (class auto_cpp_string_vec): New class.
13609 (get_substring_ranges_for_loc): New function.
13610 (get_source_range_for_substring): New function.
13611 (get_num_source_ranges_for_substring): New function.
13612 (class selftest::lexer_test_options): New class.
13613 (struct selftest::lexer_test): New struct.
13614 (class selftest::ebcdic_execution_charset): New class.
13615 (selftest::ebcdic_execution_charset::s_singleton): New variable.
13616 (selftest::lexer_test::lexer_test): New constructor.
13617 (selftest::lexer_test::~lexer_test): New destructor.
13618 (selftest::lexer_test::get_token): New method.
13619 (selftest::assert_char_at_range): New function.
13620 (ASSERT_CHAR_AT_RANGE): New macro.
13621 (selftest::assert_num_substring_ranges): New function.
13622 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
13623 (selftest::assert_has_no_substring_ranges): New function.
13624 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
13625 (selftest::test_lexer_string_locations_simple): New function.
13626 (selftest::test_lexer_string_locations_ebcdic): New function.
13627 (selftest::test_lexer_string_locations_hex): New function.
13628 (selftest::test_lexer_string_locations_oct): New function.
13629 (selftest::test_lexer_string_locations_letter_escape_1): New function.
13630 (selftest::test_lexer_string_locations_letter_escape_2): New function.
13631 (selftest::test_lexer_string_locations_ucn4): New function.
13632 (selftest::test_lexer_string_locations_ucn8): New function.
13633 (selftest::uint32_from_big_endian): New function.
13634 (selftest::test_lexer_string_locations_wide_string): New function.
13635 (selftest::uint16_from_big_endian): New function.
13636 (selftest::test_lexer_string_locations_string16): New function.
13637 (selftest::test_lexer_string_locations_string32): New function.
13638 (selftest::test_lexer_string_locations_u8): New function.
13639 (selftest::test_lexer_string_locations_utf8_source): New function.
13640 (selftest::test_lexer_string_locations_concatenation_1): New
13642 (selftest::test_lexer_string_locations_concatenation_2): New
13644 (selftest::test_lexer_string_locations_concatenation_3): New
13646 (selftest::test_lexer_string_locations_macro): New function.
13647 (selftest::test_lexer_string_locations_stringified_macro_argument):
13649 (selftest::test_lexer_string_locations_non_string): New function.
13650 (selftest::test_lexer_string_locations_long_line): New function.
13651 (selftest::test_lexer_char_constants): New function.
13652 (selftest::input_c_tests): Call the new test functions once per
13653 case within the line_table test matrix.
13654 * input.h (struct string_concat): New struct.
13655 (struct location_hash): New struct.
13656 (class string_concat_db): New class.
13657 * substring-locations.h: New header.
13659 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
13661 PR tree-optimization/72810
13662 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
13663 the type of the case labels when truncating.
13665 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
13668 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
13669 (aarch64_fp16_ptr_type_node): Likewise.
13670 * config/aarch64/aarch64-simd-builtins.c
13671 (aarch64_fp16_ptr_type_node): Define.
13672 (aarch64_init_fp16_types): New, refactored out of...
13673 (aarch64_init_builtins): ...here, update to call
13674 aarch64_init_fp16_types.
13675 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
13677 (aapcs_vfp_sub_candidate): Likewise.
13679 2016-08-05 Martin Liska <mliska@suse.cz>
13680 Joshua Cranmer <Pidgeot18@gmail.com>
13682 * gcov.c (line_t::has_block): New function.
13683 (enum loop_type): New enum.
13684 (handle_cycle): New function.
13685 (unblock): Likewise.
13686 (circuit): Likewise.
13687 (get_cycles_count): Likewise.
13688 (accumulate_line_counts): Use new loop detection algorithm.
13690 2016-08-05 Martin Liska <mliska@suse.cz>
13692 * gcov.c (output_intermediate_file): Rename
13693 function_info::line_next to next_file_fn.
13694 (process_file): Likewise.
13695 (read_graph_file): Likewise.
13696 (accumulate_line_counts): Likewise.
13697 (output_lines): Likewise.
13699 2016-08-05 Richard Biener <rguenther@suse.de>
13701 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
13702 restriction on threading to a loop header.
13704 2016-08-05 Richard Biener <rguenther@suse.de>
13706 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
13707 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
13708 adjust loop info accordingly.
13710 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
13712 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
13713 before folding call to __builtin_constant_p with parameters to false.
13715 2016-08-05 Alan Modra <amodra@gmail.com>
13717 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
13718 code accidentally committed 2016-05-02 providing class when given
13721 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
13723 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
13724 the case label ranges that partially overlap with OP's value
13727 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
13730 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
13731 Cast builtin function result to __mmask16 instead of __mmask8.
13732 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
13733 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
13734 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
13736 2016-08-04 David Malcolm <dmalcolm@redhat.com>
13738 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
13739 (ASSERT_TRUE_AT): New macro.
13740 (ASSERT_FALSE): Reimplement in terms of...
13741 (ASSERT_FALSE_AT): New macro.
13742 (ASSERT_STREQ_AT): Fix typo in comment.
13744 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
13746 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
13747 labels are exhaustive, designate the label with the widest
13748 range to be the default label.
13750 2016-08-04 Andrew Pinski <apinski@cavium.com>
13752 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
13753 (thunderx_tunings): Use thunderx_vector_cost instead of
13754 generic_vector_cost.
13756 2016-08-04 Martin Liska <mliska@suse.cz>
13758 * gcov.c (main): Fix GNU coding style.
13759 (output_intermediate_file): Likewise.
13760 (process_file): Likewise.
13761 (generate_results): Likewise.
13762 (release_structures): Likewise.
13763 (create_file_names): Likewise.
13764 (find_source): Likewise.
13765 (read_graph_file): Likewise.
13766 (find_exception_blocks): Likewise.
13767 (canonicalize_name): Likewise.
13768 (make_gcov_file_name): Likewise.
13769 (mangle_name): Likewise.
13770 (accumulate_line_counts): Likewise.
13771 (output_branch_count): Likewise.
13772 (read_line): Likewise.
13774 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
13776 PR rtl-optimization/71779
13777 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
13778 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
13779 or if it was truncated.
13781 PR rtl-optimization/70903
13782 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
13784 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
13786 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
13787 accessing SSA_NAME_PTR_INFO.
13789 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
13792 * common/config/avr/avr-common.c (avr_option_optimization_table)
13793 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
13795 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
13798 * config/avr/avr.md: New pattern to work around do_store_flag
13799 generating shift instructions for bit extractions.
13801 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
13803 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
13805 (add_equivalence): Likewise.
13806 (get_value_range): Allocate value range with vrp_value_range_pool.
13807 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
13808 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
13810 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
13812 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
13813 the default for the rs6000 port.
13815 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
13817 PR middle-end/71876
13818 * calls.c (special_function_p): Remove special handling of
13819 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
13820 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
13821 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
13823 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
13825 PR middle-end/72778
13826 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
13827 Don't stop on regular insns.
13829 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
13831 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
13832 size to DImode boundary.
13833 (nvptx_propagate): Likewise.
13835 2016-08-03 Alan Modra <amodra@gmail.com>
13837 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
13838 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
13839 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
13840 from -mefficient-unaligned-vector. Note that this affects fp too.
13842 2016-08-03 Alan Modra <amodra@gmail.com>
13844 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
13847 2016-08-03 Alan Modra <amodra@gmail.com>
13849 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
13850 to a reg. Localize vars.
13852 2016-08-03 Alan Modra <amodra@gmail.com>
13854 * config/rs6000/rs6000.opt: Remove negatives from help strings
13857 2016-08-03 Alan Modra <amodra@gmail.com>
13859 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
13860 Delete duplicated code.
13862 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
13864 PR middle-end/72778
13865 * lra-spills.c (regno_in_use_p): New.
13866 (lra_final_code_change): Use it.
13868 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
13870 PR rtl-optimization/69847
13871 * lra-int.h (struct lra-reg): Use restore_rtx instead of
13873 (lra_rtx_hash): New.
13874 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
13876 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
13877 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
13878 * lra-spills.c (lra_final_code_change): Don't delete insn when the
13879 next insn is USE with the same reg as the current insn source.
13880 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
13882 (lra_constraints_init): Call initiate_invariants.
13883 (lra_constraints_finish): Call finish_invariants.
13884 (struct invariant, invariant_t, invariant_ptr_t): New.
13885 (const_invariant_ptr_t, invariants, invariants_pool): New.
13886 (invariant_table, invariant_hash, invariant_eq_p): New.
13887 (insert_invariant, initiate_invariants, finish_invariants): New.
13888 (clear_invariants, invalid_invariant_regs): New.
13889 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
13890 instead of restore_regno.
13891 (invariant_p, process_invariant_for_inheritance): New.
13892 (inherit_in_ebb): Implement invariant inheritance.
13893 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
13894 (remove_inheritance_pseudos): Implement undoing invariant
13896 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
13897 instead of restore_regno.
13898 * lra-assigns.c (regno_live_length): New.
13899 (reload_pseudo_compare_func): Use regno_live_length.
13900 (assign_by_spills): Use restore_rtx instead of restore_regno.
13901 (lra_assign): Ditto. Initiate regno_live_length.
13903 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
13905 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
13906 __builtin_aarch64_fmindf.
13908 2016-08-02 Bin Cheng <bin.cheng@arm.com>
13910 PR tree-optimization/34114
13911 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
13912 information for more control IVs.
13914 2016-08-02 Bin Cheng <bin.cheng@arm.com>
13916 PR tree-optimization/34114
13917 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
13918 PLUS_EXPR case. Handle SSA_NAME case.
13920 2016-08-02 Tamar Christina <tamar.christina@arm.com>
13922 * config/aarch64/aarch64-simd-builtins.def
13923 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
13924 (__builtin_aarch64_fmaxdf): Likewise.
13925 (__builtin_aarch64_smin_nandf): Likewise.
13926 (__builtin_aarch64_smax_nandf): Likewise.
13927 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
13928 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
13929 (<fmaxmin><mode>3): ...this.
13930 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
13931 (vminnm_f64): Likewise.
13932 (vmin_f64): Likewise.
13933 (vmax_f64): Likewise.
13934 * config/aarch64/iterators.md (FMAXMIN): Merge with...
13935 (FMAXMIN_UNS): ...this.
13936 (fmaxmin): Merged with
13937 (fmaxmin_op): ...this...
13938 (maxmin_uns_op): ...in to this.
13940 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13942 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13943 Add support for vec_extract on vector float, vector int, vector
13944 short, and vector char vector types.
13945 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
13946 vector float, vector int, vector short, and vector char
13947 optimizations on 64-bit ISA 2.07 systems for both constant and
13948 variable element numbers.
13949 (rs6000_split_vec_extract_var): Likewise.
13950 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
13951 Altivec registers on ISA 2.07 and above.
13952 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
13953 which never was matched due to the split occuring before register
13954 allocation (and the code would not have worked on little endian
13955 systems if it did match). Allow extracts to go to the Altivec
13956 registers if ISA 2.07 (power8). Change from using "" around the
13957 C++ code to using {}'s.
13958 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
13959 vec_extracts when the vector is in memory.
13960 (vsx_extract_v4sf_var): New insn to optimize vector float
13961 vec_extracts when the element number is variable on 64-bit ISA
13963 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
13964 for 64-bit ISA 2.07 as well as ISA 3.0.
13965 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
13966 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
13967 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
13968 optimize vector int, vector short, and vector char vec_extracts
13969 when the vector is in memory.
13970 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
13971 optimize vector int, vector short, and vector char vec_extracts
13972 when the element number is variable.
13974 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13977 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
13978 does not overlap with other symbol flags.
13980 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
13982 * config/aarch64/aarch64.h (aarch64_frame):
13983 Remove padding0 and hardfp_offset. Add locals_offset,
13984 initial_adjust, callee_adjust, callee_offset and final_adjust.
13985 * config/aarch64/aarch64.c (aarch64_layout_frame):
13986 Remove unused padding0 and hardfp_offset initializations.
13987 Choose frame layout and set frame variables accordingly.
13988 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
13989 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
13990 (aarch64_pop_regs): Likewise.
13991 (aarch64_expand_prologue): Remove all decision code, just emit
13992 prolog according to frame variables.
13993 (aarch64_expand_epilogue): Remove all decision code, just emit
13994 epilog according to frame variables.
13995 (aarch64_initial_elimination_offset): Use offset to local/arg area.
13997 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
14000 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
14001 fix_debug_reg_uses after changing source register mode to
14002 V1TImode if source register is undefined.
14004 2015-08-01 Alan Hayward <alan.hayward@arm.com>
14006 PR tree-optimization/71818
14007 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
14008 with non invariant evolutions
14010 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14013 * config/avr/avr.md (length) [branch]: Correct insn length
14014 attribute for forward branches.
14016 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14018 * doc/extend.texi (AVR Built-in Functions): Document
14019 __builtin_avr_nops.
14020 * config/avr/builtins.def (NOPS): New.
14021 * config/avr/avr.c (avr_expand_nops): New static function.
14022 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
14024 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14026 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
14027 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
14030 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
14032 * config/aarch64/aarch64.c (vulcan_tunings): Update
14033 vulcan L1 cache_line_size.
14035 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
14037 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
14038 function that takes a vector memory address, a hard register, an
14039 element number and a temporary base register, and recreates an
14040 address that points to the appropriate element within the vector.
14041 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
14042 (rs6000_split_vec_extract_var): Add support for the target of a
14043 vec_extract with variable element number being a scalar memory
14045 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
14047 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
14048 vsx_extract_<mode>_load insn with a new insn that optimizes
14049 storing either element to a memory location, using scratch
14050 registers to pick apart the vector and reconstruct the address.
14051 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
14052 (vsx_extract_<mode>_store): Rework alternatives to more correctly
14053 support Altivec registers. Add support for ISA 3.0 Altivec d-form
14055 (vsx_extract_<mode>_var): Add support for extracting a variable
14056 element number from memory.
14058 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14060 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
14061 when testing for compares against constants of the form 0xabab.
14063 2016-07-29 Bin Cheng <bin.cheng@arm.com>
14065 PR tree-optimization/57558
14066 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
14068 (vect_loop_versioning): Support versioning with niter assumptions.
14069 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
14070 (vect_get_loop_niters): New parameter. Reimplement to support
14071 assumptions in loop niter info.
14072 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
14073 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
14074 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
14075 Support loop versioning for niters.
14076 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
14077 (vect_free_loop_info_assumptions): New function.
14078 (vectorize_loops): Free loop niter info for loops with flag
14079 LOOP_F_ASSUMPTIONS set if vectorization failed.
14080 * tree-vectorizer.h (struct _loop_vec_info): New field
14081 num_iters_assumptions.
14082 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
14083 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
14084 (LOOP_REQUIRES_VERSIONING): New macro.
14085 (vect_free_loop_info_assumptions): New decl.
14087 2016-07-29 Bin Cheng <bin.cheng@arm.com>
14089 * cfgloop.h (struct loop): New field constraints.
14090 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
14091 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
14093 * cfgloop.c (alloc_loop): Initialize new field.
14094 * cfgloopmanip.c (copy_loop_info): Copy constraints.
14095 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
14096 Adjust niter analysis wrto loop constraints.
14097 * doc/loop.texi (@node Number of iterations): Add description for loop
14100 2016-07-29 Marek Polacek <polacek@redhat.com>
14103 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
14104 (ix86_expand_round_builtin): Likewise.
14106 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
14107 Georg-Johann Lay <avr@gjlay.de>
14109 PR rtl-optimization/71976
14110 * combine.c (get_last_value): Return 0 if the argument for which
14111 the function is called has a wider mode than the recorded value.
14113 2016-07-29 Marek Polacek <polacek@redhat.com>
14116 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
14117 (altivec_expand_st_builtin): Likewise.
14119 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14121 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
14122 introduced in r238381.
14124 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
14126 PR middle-end/68217
14127 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
14128 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
14130 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
14132 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
14134 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14135 Add support for vec_extract of vector double or vector long having
14136 a variable element number on 64-bit ISA 2.07 systems or newer.
14137 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
14139 (rs6000_split_vec_extract_var): New function to split a
14140 vec_extract built-in function with variable element number.
14141 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
14143 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
14144 (UNSPEC_VSX_EXTRACT): Likewise.
14145 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
14146 direct move instructions to be generated on 64-bit ISA 2.07
14147 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
14149 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
14150 arguments for vec_extract variable element.
14151 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
14152 vec_extract with variable element on V2DFmode and V2DImode
14154 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
14155 -mupper-regs-df requirement, since it isn't needed.
14156 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
14157 do direct moves on 64-bit systems, which allows optimization of
14158 vec_extract on 64-bit ISA 2.07 systems and newer.
14160 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14161 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14163 * config/aarch64/aarch64.md
14164 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
14165 statement and type.
14166 (<optab>qihi2_aarch64): Likewise, and split into two.
14167 (extendqihi2_aarch64): New.
14168 (zero_extendqihi2_aarch64): New.
14169 * config/aarch64/iterators.md (ldrxt): Remove.
14170 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
14173 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14175 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
14177 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14179 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
14180 (aarch64_push_reg): New function to push 1 or 2 registers.
14181 (aarch64_pop_reg): New function to pop 1 or 2 registers.
14182 (aarch64_expand_prologue): Use aarch64_push_regs.
14183 (aarch64_expand_epilogue): Use aarch64_pop_regs.
14185 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
14187 PR tree-optimization/71734
14188 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
14189 attribute instead of REF_LOOP and use it.
14190 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
14191 set it for Loops having non-zero safelen attribute.
14192 (ref_indep_loop_p): Pass zero as initial value for safelen.
14194 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
14196 PR middle-end/72657
14198 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
14199 call using chkp_gimple_call_builtin_p.
14200 (chkp_copy_bounds_for_assign): Likewise.
14202 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14204 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
14205 * config/arm/arm-protos.h (struct tune_params): Likewise.
14206 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
14207 (cortex_a9_sched_adjust_cost): Likewise.
14208 (fa726te_sched_adjust_cost): Likewise.
14209 (arm_adjust_cost): Likewise.
14210 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
14211 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
14212 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
14213 * config/i386/i386.c (ix86_adjust_cost): Likewise.
14214 * config/ia64/ia64.c: Likewise.
14215 * config/m68k/m68k.c: Likewise.
14216 * config/mep/mep.c (mep_adjust_cost): Likewise.
14217 * config/microblaze/microblaze.c (microblaze_adjust_cost):
14219 * config/mips/mips.c (mips_adjust_cost): Likewise.
14220 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
14222 * config/pa/pa.c (pa_adjust_cost): Likewise.
14223 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
14224 (rs6000_debug_adjust_cost): Likewise.
14225 * config/sh/sh.c (sh_adjust_cost): Likewise.
14226 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
14227 (hypersparc_adjust_cost): Likewise.
14228 (sparc_adjust_cost): Likewise.
14229 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
14230 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
14231 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
14233 * config/visium/visium.c (visium_adjust_cost): Likewise.
14234 * doc/tm.texi: Regenerate.
14235 * haifa-sched.c (dep_cost_1): Adjust.
14236 * target.def: Merge adjust_cost and adjust_cost_2.
14238 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14240 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
14242 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14244 * store-motion.c (struct st_expr): Make pattern_regs a vector.
14245 (extract_mentioned_regs): Append to a vector instead of
14246 returning a rtx_expr_list.
14247 (st_expr_entry): Adjust.
14248 (free_st_expr_entry): Likewise.
14249 (store_ops_ok): Likewise.
14250 (store_killed_in_insn): Likewise.
14251 (find_moveable_store): Likewise.
14253 2016-07-28 Martin Liska <mliska@suse.cz>
14255 PR gcov-profile/68025
14256 * tree-profile.c (tree_profiling): Respect
14257 no_profile_instrument_function attribute.
14258 * doc/extend.texi: Document no_profile_instrument_function
14261 2016-07-28 Martin Liska <mliska@suse.cz>
14263 PR rtl-optimization/70944
14264 * combine.c (make_compound_operation):
14265 Do not allow make_compound_operation for vector mode
14267 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
14269 PR middle-end/71994
14270 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
14271 before calling get_ops.
14273 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
14275 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
14276 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
14277 (BITS_PER_UNIT_LOG): Remove.
14278 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
14279 * expr.c (expand_assignment): Likewise.
14280 * stor-layout.c (initialize_sizetypes): Likewise.
14282 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
14284 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
14285 signature of rs6000_expand_vector_extract so that the element
14286 number is a RTX instead of a constant integer.
14287 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
14289 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
14290 (altivec_expand_vec_ext_builtin): Likewise.
14291 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
14292 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
14293 MFVSRLD instruction.
14295 2016-07-27 David Malcolm <dmalcolm@redhat.com>
14297 * input.c (get_pure_location): Move here from tree.c.
14298 (make_location): Likewise. Add header comment.
14299 (selftest::test_accessing_ordinary_linemaps): Verify
14300 pure_location_p, make_location, get_location_from_adhoc_loc and
14301 get_range_from_loc.
14302 * input.h (get_pure_location): Move declaration here from tree.h.
14303 (get_finish): Likewise for inline function.
14304 (make_location): Likewise for declaration.
14305 * tree.c (get_pure_location): Move to input.c.
14306 (make_location): Likewise.
14307 * tree.h (get_pure_location): Move declaration to tree.h.
14308 (get_finish): Likewise for inline function.
14309 (make_location): Likewise for declaration.
14311 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14313 PR middle-end/71078
14314 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
14316 2016-07-27 David Malcolm <dmalcolm@redhat.com>
14318 * system.h (STATIC_ASSERT): Use static_assert if building
14319 with C++11 onwards.
14321 2016-07-27 Richard Biener <rguenther@suse.de>
14323 PR tree-optimization/72517
14324 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
14325 Revert change to not compute read-read dependences.
14327 2016-07-27 Richard Biener <rguenther@suse.de>
14329 * predict.c (set_even_probabilities): Make nedges unsigned.
14331 2016-07-27 Martin Liska <mliska@suse.cz>
14333 * predict.c (set_even_probabilities): Handle unlikely edges.
14334 (combine_predictions_for_bb): Likewise.
14336 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
14339 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
14340 __float128 support when we don't have hardware support, so that
14341 the IEEE built-in functions like isgreater, first call __unordkf3
14342 to make sure neither operand is a NaN, and if both operands are
14343 ordered, do the normal comparison.
14345 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
14347 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
14349 (extract_code_and_val_from_cond_with_ops): Verify that name is
14350 either cond_op0 or cond_op1.
14352 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
14354 PR tree-optimization/18046
14355 * genmodes.c (emit_mode_size_inline): Emit an assert that
14356 verifies that mode is a valid array index.
14357 (emit_mode_nuinits_inline): Likewise.
14358 (emit_mode_inner_inline): Likewise.
14359 (emit_mode_unit_size_inline): Likewise.
14360 (emit_mode_unit_precision_inline): Likewise.
14361 * tree-vrp.c: Include params.h.
14362 (find_switch_asserts): Register edge assertions for the default
14363 label which correspond to the anti-ranges of each case label.
14364 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
14365 * doc/invoke.texi: Document it.
14367 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14369 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
14370 and unnecessary call to gimple_bb.
14372 2016-07-26 Richard Biener <rguenther@suse.de>
14374 PR rtl-optimization/71984
14375 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
14378 2016-07-26 Richard Biener <rguenther@suse.de>
14380 PR middle-end/72517
14381 * expmed.c (extract_bit_field_1): Constrain the vector mode
14382 with element size matching the extraction mode size when
14383 choosing a better vector mode to do the extraction from.
14385 2016-07-26 Richard Biener <rguenther@suse.de>
14386 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14388 PR middle-end/70920
14389 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
14392 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14394 * tree-ssa-structalias.c (struct scc_info): Change types of
14395 members to auto_sbitmap and auto_vec.
14396 (scc_info::scc_info): New constructor.
14397 (scc_info::~scc_info): New destructor.
14398 (init_scc_info): Remove.
14399 (free_scc_info): Remove.
14400 (find_indirect_cycles): Adjust.
14401 (perform_var_substitution): Likewise.
14402 (free_var_substitution_info): Likewise.
14404 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14406 * tree-outof-ssa.c (struct elim_graph): Change type of members
14407 to auto_vec and auto_sbitmap.
14408 (elim_graph::elim_graph): New constructor.
14409 (delete_elim_graph): Remove.
14410 (expand_phi_nodes): Adjust.
14412 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14414 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
14415 (new_elim_graph): Adjust.
14416 (clear_elim_graph): Likewise.
14417 (delete_elim_graph): Likewise.
14418 (elim_graph_size): Likewise.
14419 (elim_graph_add_node): Likewise.
14420 (elim_graph_add_edge): Likewise.
14421 (elim_graph_remove_succ_edge): Likewise.
14422 (eliminate_name): Likewise.
14423 (eliminate_build): Likewise.
14424 (elim_forward): Likewise.
14425 (elim_unvisited_predecessor): Likewise.
14426 (elim_backward): Likewise.
14427 (elim_create): Likewise.
14428 (eliminate_phi): Likewise.
14429 (expand_phi_nodes): Likewise.
14431 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14433 * bt-load.c (compute_out): Use auto_sbitmap class.
14434 (link_btr_uses): Likewise.
14435 * cfganal.c (mark_dfs_back_edges): Likewise.
14436 (post_order_compute): Likewise.
14437 (inverted_post_order_compute): Likewise.
14438 (pre_and_rev_post_order_compute_fn): Likewise.
14439 (single_pred_before_succ_order): Likewise.
14440 * cfgexpand.c (pass_expand::execute): Likewise.
14441 * cfgloop.c (verify_loop_structure): Likewise.
14442 * cfgloopmanip.c (fix_bb_placements): Likewise.
14443 (remove_path): Likewise.
14444 (update_dominators_in_loop): Likewise.
14445 * cfgrtl.c (break_superblocks): Likewise.
14446 * ddg.c (check_sccs): Likewise.
14447 (create_ddg_all_sccs): Likewise.
14448 * df-core.c (df_worklist_dataflow): Likewise.
14449 * dse.c (dse_step3): Likewise.
14450 * except.c (eh_region_outermost): Likewise.
14451 * function.c (thread_prologue_and_epilogue_insns): Likewise.
14452 * gcse.c (prune_expressions): Likewise.
14453 (prune_insertions_deletions): Likewise.
14454 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
14455 * graph.c (draw_cfg_nodes_no_loops): Likewise.
14456 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
14457 * lcm.c (compute_earliest): Likewise.
14458 (compute_farthest): Likewise.
14459 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
14460 (unroll_loop_runtime_iterations): Likewise.
14461 (unroll_loop_stupid): Likewise.
14462 * lower-subreg.c (decompose_multiword_subregs): Likewise.
14463 * lra-lives.c: Likewise.
14464 * lra.c (lra): Likewise.
14465 * modulo-sched.c (schedule_reg_moves): Likewise.
14466 (optimize_sc): Likewise.
14467 (get_sched_window): Likewise.
14468 (sms_schedule_by_order): Likewise.
14469 (check_nodes_order): Likewise.
14470 (order_nodes_of_sccs): Likewise.
14471 (order_nodes_in_scc): Likewise.
14472 * recog.c (split_all_insns): Likewise.
14473 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
14474 * reload1.c (reload): Likewise.
14475 * sched-rgn.c (haifa_find_rgns): Likewise.
14476 (split_edges): Likewise.
14477 (compute_trg_info): Likewise.
14478 * sel-sched.c (init_seqno): Likewise.
14479 * store-motion.c (remove_reachable_equiv_notes): Likewise.
14480 * tree-into-ssa.c (update_ssa): Likewise.
14481 * tree-ssa-live.c (live_worklist): Likewise.
14482 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
14483 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
14485 (try_peel_loop): Likewise.
14486 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
14488 * tree-ssa-pre.c (compute_antic): Likewise.
14489 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
14490 * tree-stdarg.c (reachable_at_most_once): Likewise.
14491 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
14492 * var-tracking.c (vt_find_locations): Likewise.
14494 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14496 * sbitmap.h (auto_sbitmap): New class.
14498 2016-07-26 Alan Modra <amodra@gmail.com>
14501 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
14504 2016-07-25 David Malcolm <dmalcolm@redhat.com>
14506 * input.c (selftest::temp_source_file::temp_source_file): Fix
14507 missing "%s" in fprintf.
14509 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
14511 PR middle-end/71732
14512 * cselib.c (cselib_process_insn): Invalidate argument slots for
14515 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14517 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
14518 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
14519 vmulxh_lane_f16, vmulxh_laneq_f16): New.
14521 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14523 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14524 * config/aarch64/aarch64.md (fma, fnma): Support HF.
14525 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
14527 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14529 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14530 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
14532 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
14533 (add<mode>3): Likewise.
14534 (sub<mode>3): Likewise.
14535 (mul<mode>3): Likewise.
14536 (div<mode>3): Likewise.
14537 (*div<mode>3): Likewise.
14538 (<fmaxmin><mode>3): Extend to HF.
14539 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
14540 (fabd<mode>3): Likewise.
14541 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
14542 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
14543 (aarch64_fmulx<mode>): Likewise.
14544 (aarch64_fac<optab><mode>): Likewise.
14545 (aarch64_frecps<mode>): Likewise.
14546 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
14547 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
14548 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
14549 (VSDQ_HSDI): Support HI.
14550 (fcvt_target, FCVT_TARGET): Likewise.
14551 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
14552 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
14553 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
14554 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
14555 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
14556 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
14557 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
14558 vrsqrtsh_f16): New.
14560 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14562 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
14563 * config/aarch64/aarch64-builtins.c (hi_UP): New.
14564 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14565 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
14567 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
14568 (aarch64_cm<optab><mode>): Likewise.
14569 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
14570 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
14571 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
14572 (sqrt<mode>2): Likewise.
14573 (*sqrt<mode>2): Likewise.
14574 (abs<mode>2): Likewise.
14575 (<optab><mode>hf2): New pattern for HF mode.
14576 (<optab>hihf2): Likewise.
14577 * config/aarch64/arm_neon.h: Include arm_fp16.h.
14578 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
14579 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
14581 * config/aarch64/arm_fp16.h: New file.
14582 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
14583 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
14584 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
14585 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
14586 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
14587 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
14588 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
14589 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
14590 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
14591 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
14592 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
14593 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
14596 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14598 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
14599 reduc_smin_scal_): Use VDQIF_F16.
14600 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
14601 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
14603 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
14604 * config/aarch64/iterators.md (VDQIF_F16): New.
14605 (vp): Support HF modes.
14606 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
14607 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
14609 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14611 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
14612 "*aarch64_mulx_elt_from_dup<mode>".
14613 (*aarch64_mul3_elt<mode>): Update schedule type.
14614 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
14615 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
14616 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
14617 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
14618 (f, fp): Support HF modes.
14619 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
14620 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
14621 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
14622 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
14623 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
14624 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
14626 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14628 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14629 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
14631 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
14634 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14636 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14637 * config/aarch64/aarch64-simd.md
14638 (aarch64_rsqrts<mode>): Extend to HF modes.
14639 (fabd<mode>3): Likewise.
14640 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
14641 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
14642 (aarch64_<maxmin_uns>p<mode>): Likewise.
14643 (<su><maxmin><mode>3): Likewise.
14644 (<maxmin_uns><mode>3): Likewise.
14645 (<fmaxmin><mode>3): Likewise.
14646 (aarch64_faddp<mode>): Likewise.
14647 (aarch64_fmulx<mode>): Likewise.
14648 (aarch64_frecps<mode>): Likewise.
14649 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
14650 (add<mode>3): Extend to HF modes.
14651 (sub<mode>3): Likewise.
14652 (mul<mode>3): Likewise.
14653 (div<mode>3): Likewise.
14654 (*div<mode>3): Likewise.
14655 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
14657 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
14658 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
14659 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
14660 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
14661 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
14662 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
14663 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
14664 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
14665 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
14666 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
14667 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
14668 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
14669 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
14670 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
14672 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14674 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
14675 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14676 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
14677 (neg<mode>2): Likewise.
14678 (abs<mode>2): Likewise.
14679 (<frint_pattern><mode>2): Likewise.
14680 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
14681 (<optab><VDQF:mode><fcvt_target>2): Likewise.
14682 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
14683 (ftrunc<VDQF:mode>2): Likewise.
14684 (<optab><fcvt_target><VDQF:mode>2): Likewise.
14685 (sqrt<mode>2): Likewise.
14686 (*sqrt<mode>2): Likewise.
14687 (aarch64_frecpe<mode>): Likewise.
14688 (aarch64_cm<optab><mode>): Likewise.
14689 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
14691 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
14692 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
14694 * config/aarch64/arm_neon.h (vdup_n_f16): New.
14695 (vdupq_n_f16): Likewise.
14696 (vld1_dup_f16): Use vdup_n_f16.
14697 (vld1q_dup_f16): Use vdupq_n_f16.
14698 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
14699 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
14700 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
14701 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
14702 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
14703 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
14704 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
14705 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
14706 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
14707 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
14708 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
14709 vsqrt_f16, vsqrtq_f16): New.
14711 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14713 * config/aarch64/aarch64-simd.md
14714 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
14715 (aarch64_ext<mode>): Likewise.
14716 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
14717 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
14718 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
14720 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
14722 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
14723 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
14724 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
14725 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
14726 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
14727 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
14728 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
14730 (vmov_n_f16): Reimplement using vdup_n_f16.
14731 (vmovq_n_f16): Reimplement using vdupq_n_f16..
14733 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14735 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
14736 "frame_related_p". Generate CFA annotation when it's necessary.
14737 (aarch64_expand_prologue): Use aarch64_add_constant.
14738 (aarch64_expand_epilogue): Likewise.
14739 (aarch64_output_mi_thunk): Pass "false" when calling
14740 aarch64_add_constant.
14742 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14744 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
14747 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14749 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
14750 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
14751 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
14752 (aarch64_build_constant): Delete.
14754 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
14757 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
14759 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
14760 flag_toplevel_reorder.
14762 2016-07-25 Richard Biener <rguenther@suse.de>
14764 * cgraph.c (cgraph_node::verify_node): Compare against builtin
14765 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
14766 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
14767 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
14768 (streamer_get_builtin_tree): Likewise.
14769 (streamer_write_builtin): Likewise.
14770 * lto-streamer.h (LTO_builtin_decl): Remove.
14771 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
14772 (lto_input_scc): Remove LTO_builtin_decl handling.
14773 (lto_input_tree_1): Liekwise.
14774 * lto-streamer-out.c (lto_output_tree_1): Remove special
14775 handling of builtins.
14776 (DFS::DFS): Likewise.
14777 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
14778 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
14780 (streamer_write_builtin): Remove.
14782 2016-07-25 Martin Liska <mliska@suse.cz>
14784 * lto-cgraph.c (input_symtab): Don't call get_working_sets
14785 if flag_auto_profile is set to true.
14787 2016-07-25 Martin Liska <mliska@suse.cz>
14789 PR gcov-profile/71868
14790 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
14791 have a function with multiple latches, count them all.
14793 2016-07-25 Martin Liska <mliska@suse.cz>
14795 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
14797 2016-07-25 Martin Liska <mliska@suse.cz>
14799 PR tree-optimization/71987
14800 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
14801 just for SSA_NAMEs. Fix GNU coding style.
14803 2016-07-25 Martin Liska <mliska@suse.cz>
14805 PR gcov-profile/64874
14806 * gcov-io.h: Update command about file format.
14807 * gcov-iov.c (main): Adapt the numbering scheme.
14809 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14811 PR middle-end/66726
14812 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
14813 whose result is used in PHI.
14814 (final_range_test_p): Likewise.
14815 (maybe_optimize_range_tests): Likewise.
14817 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
14819 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14820 Reformat two multi-line strings.
14822 2016-07-22 Martin Sebor <msebor@redhat.com>
14824 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
14826 2016-07-22 Martin Sebor <msebor@redhat.com>
14829 * doc/extend.texi (Compound Literals): Correct and clarify.
14830 (Cast to Union): Same.
14832 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
14834 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
14835 comments to explain why certain error messages make mention of
14836 undocumented options.
14837 (rs6000_invalid_builtin): Change error messages to replace mention
14838 of undocumented options with mention of the -mcpu=power9 option
14839 that enables those undocumented options.
14840 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
14841 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
14842 definition of this macro to correct an existing error.
14843 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
14844 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
14845 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
14846 descriptions of built-in functions so that they depend on
14847 -mcpu=power9 instead of on the corresponding undocumented flags.
14848 * doc/invoke.texi (Option Summary): Remove all mention of newly
14849 undocumented flags.
14850 (IBM RS/6000 and PowerPC Options): Likewise.
14851 * doc/md.texi (Constraints for Particuliar Machines): Remove all
14852 mention of newly undocumented flags.
14854 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
14856 * ipa-cp.c (determine_versionability): Do not create constprop clones,
14857 when target_clones attribute is set.
14859 2016-07-22 Bin Cheng <bin.cheng@arm.com>
14861 * common.opt (funsafe-loop-optimizations): Mark ignore.
14862 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
14863 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
14865 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
14866 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
14868 2016-07-22 Bin Cheng <bin.cheng@arm.com>
14870 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
14872 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
14874 (number_of_iterations_exit): Warn missed loop optimization for
14875 possible infinite loops.
14877 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
14880 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
14881 when to emit a ".machine" pseudo-op.
14883 2016-07-22 Martin Liska <mliska@suse.cz>
14885 PR gcov-profile/69028
14886 PR gcov-profile/62047
14887 * coverage.c (coverage_compute_lineno_checksum): Do not
14888 calculate checksum for fns w/o xloc.file.
14889 (coverage_compute_profile_id): Likewise.
14891 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
14893 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
14894 (avr_secondary_reload): ...and implementation.
14895 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
14896 * config/avr/avr.md (reload_in<mode>): Remove insns.
14897 (adjust_len) [lpm]: Remove insn attribute value.
14898 * config/avr/predicates.md (flash_operand): Remove insn predicate.
14900 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14902 PR middle-end/71876
14903 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
14905 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
14906 * calls.c (special_function_p): Remove the special handling of the
14907 "__builtin_" prefix.
14909 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14911 PR middle-end/71876
14912 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
14913 if STMT may be an alloca call.
14914 (gimple_alloca_call_p, alloca_call_p): Return only true for the
14915 builtin alloca call.
14916 * calls.h (gimple_maybe_alloca_call_p): New function.
14917 * tree-inline.c (inline_forbidden_p_stmt): Use
14918 gimple_maybe_alloca_call_p here.
14920 2016-07-21 David Malcolm <dmalcolm@redhat.com>
14922 * spellcheck-tree.c (best_macro_match::best_macro_match):
14923 Explictly specify the template arguments when invoking the base
14924 class constructor, to help older C++ compilers.
14926 2016-07-21 Jakub Jelinek <jakub@redhat.com>
14929 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
14930 before builtin_decl_implicit.
14932 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14934 * optabs.c (emit_condiitonal_move): Short circuit for identical
14937 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14939 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
14940 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
14941 (noce_conversion_profitable_p): New.
14942 (noce_try_store_flag_constants): Use it.
14943 (noce_try_addcc): Likewise.
14944 (noce_try_store_flag_mask): Likewise.
14945 (noce_try_cmove): Likewise.
14946 (noce_try_cmove_arith): Likewise.
14947 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
14949 (noce_convert_multiple_sets): Move cost model to here, from...
14950 (bb_ok_for_noce_convert_multiple_sets) ...here.
14951 (noce_process_if_block): Update calls for above changes.
14952 (noce_find_if_block): Record new noce_if_info parameters.
14954 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14956 * target.def (max_noce_ifcvt_seq_cost): New.
14957 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
14958 * doc/tm.texi: Regenerate.
14959 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
14960 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
14961 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
14962 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
14963 * doc/invoke.texi: Document new params.
14965 2016-07-21 Richard Biener <rguenther@suse.de>
14967 PR tree-optimization/71947
14968 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
14969 ranges have useful limit_vr information.
14971 2016-07-21 Richard Biener <rguenther@suse.de>
14973 * function-tests.c (build_trivial_generic_function): Set
14974 BLOCK_SUPERCONTEXT of DECL_INITIAL.
14975 * omp-low.c (create_omp_child_function): Likewise.
14976 (grid_expand_target_grid_body): Likewise.
14977 * cgraphunit.c (init_lowered_empty_function): Likewise.
14978 (cgraph_node::expand_thunk): Likewise.
14979 * tree-parloops.c (create_loop_fn): Likewise.
14980 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
14982 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14984 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
14987 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
14989 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
14990 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
14991 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
14992 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
14993 values for insn attribute.
14994 * config/avr/avr.c (avr_out_insert_notbit): New function.
14995 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
14996 ADJUST_LEN_INSV_NOTBIT_0/_7.
14997 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
14999 2016-07-21 Bin Cheng <bin.cheng@arm.com>
15001 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
15002 (chrec_convert_1, chrec_convert): Ditto.
15003 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
15004 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
15005 * tree-vrp.c (adjust_range_with_scev): Ditto.
15006 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
15007 (scev_var_range_cant_overflow): New function.
15008 (scev_probably_wraps_p): New parameter. Call above function.
15009 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
15011 2016-07-21 Bin Cheng <bin.cheng@arm.com>
15013 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
15014 by removing computation of may_be_zero.
15016 2016-07-21 Jakub Jelinek <jakub@redhat.com>
15018 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
15020 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
15022 Improving concepts performance and diagnostics.
15023 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
15024 for constraint satisfaction and subsumption.
15025 * timevar.h (auto_timevar): New constructor that matches the push/pop
15026 pattern of usage in pt.c.
15028 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
15030 * hwint.h (HOST_WIDE_INT_0): New define.
15031 (HOST_WIDE_INT_0U): Ditto.
15032 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
15033 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
15034 * simplify-rtx.c: Ditto.
15035 * tree-object-size.c: Ditto.
15037 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15039 * config/s390/s390.c (s390_encode_section_info): Remove mode size
15042 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
15044 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
15045 * combine.c: Use HOST_WIDE_INT_M1U instead of
15046 ~(unsigned HOST_WIDE_INT) 0.
15047 * double-int.h: Ditto.
15049 * dwarf2asm.c:Ditto.
15051 * genmodes.c: Ditto.
15053 * read-rtl.c: Ditto.
15054 * tree-ssa-loop-ivopts.c: Ditto.
15055 * tree-ssa-loop-prefetch.c: Ditto.
15056 * tree-vect-generic.c: Ditto.
15057 * tree-vect-patterns.c: Ditto.
15060 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15062 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
15063 constant addresses outside [0,0xc0] into a register.
15064 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
15065 cases where the base address register is unused after.
15066 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
15067 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
15068 (avr_out_store_psi_reg_disp_tiny): Same.
15070 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15072 Implement attribute progmem on reduced Tiny cores by adding
15073 flash offset 0x4000 to respective symbols.
15076 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
15077 documentation how it works on reduced Tiny cores.
15078 (AVR Named Address Spaces): No support for reduced Tiny.
15079 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
15080 (avr_address_tiny_pm_p): New static function.
15081 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
15082 if the address is in progmem.
15083 (avr_assemble_integer): Same.
15084 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
15085 for symbol_ref in progmem.
15086 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
15087 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
15088 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
15090 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
15092 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
15093 * configure: Regenerate.
15094 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
15095 (USE_THIN_ARCHIVES): New variable.
15096 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
15097 this archive as a thin archive.
15099 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15101 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
15102 same location as last time, don't skip if we have fix-it hints.
15103 Clarify the skipping logic by converting it from one "if" clause
15104 to repeated "if" clauses.
15105 * spellcheck-tree.c: Include "cpplib.h".
15106 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
15107 (best_macro_match::best_macro_match): New constructor.
15108 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
15109 Move here from c/c-decl.c.
15110 (class best_macro_match): Move here from c/c-decl.c, converting
15111 from a typedef to a subclass, gaining a ctor.
15113 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15115 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
15116 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
15118 (avr_addr_space_diagnose_usage): ...and implementation.
15119 (avr_addr_space_supported_p): New function.
15120 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
15121 report bad address space usage if that space is supported.
15122 (avr_insert_attributes): Same. No more complain about unsupported
15124 * config/avr/avr-c.c (tm_p.h): Include it.
15125 (avr_cpu_cpp_builtins): Only define addr-space related built-in
15126 macro if avr_addr_space_supported_p.
15128 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15130 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15131 flag_toplevel_reorder.
15133 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15135 * gcc-rich-location.c
15136 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
15138 * gcc-rich-location.h
15139 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
15141 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15143 * target.def (addr_space): Add new diagnose_usage to hook vector.
15144 * targhooks.c (default_addr_space_diagnose_usage): Add default
15145 implementation and...
15146 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
15147 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
15148 is some address space, call targetm.addr_space.diagnose_usage.
15149 * doc/tm.texi.in (Named Address Spaces): Add anchor for
15150 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
15151 * doc/tm.texi: Regenerate.
15153 2016-07-20 Martin Liska <mliska@suse.cz>
15155 PR middle-end/71898
15156 * graphite-isl-ast-to-gimple.c (later_of_the_two):
15157 Properly handly PHI stmts.
15159 2016-07-20 Bin Cheng <bin.cheng@arm.com>
15161 PR tree-optimization/71503
15162 PR tree-optimization/71683
15163 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
15166 2016-07-20 Martin Liska <mliska@suse.cz>
15168 * doc/invoke.texi (-fipa-ra): Document when the option is
15169 disabled. Fix a typo.
15171 2016-07-20 Martin Liska <mliska@suse.cz>
15173 * Makefile.in: Include fibonacci_heap.c
15174 * fibonacci_heap.c: New file.
15175 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
15176 (fibonacci_heap::union_with): Fix deletion of the second heap.
15177 * selftest-run-tests.c (selftest::run_tests): Incorporate
15178 fibonacci heap tests.
15179 * selftest.h: Declare fibonacci_heap_c_tests.
15181 2016-07-20 Martin Liska <mliska@suse.cz>
15183 * selftest-run-tests.c (selftest::run_tests): New function.
15184 * selftest.h (sreal_c_tests): Declare.
15185 * sreal.c (sreal_verify_basics): New function.
15186 (verify_aritmetics): Likewise.
15187 (sreal_verify_arithmetics): Likewise.
15188 (verify_shifting): Likewise.
15189 (sreal_verify_shifting): Likewise.
15190 (void sreal_c_tests): Likewise.
15192 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15194 PR rtl-optimization/71916
15195 * cfgrtl.c (contains_no_active_insn_p): Return false also for
15196 bb which have a single succ fake edge.
15198 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
15201 * dwarf2out.c (gen_subprogram_die): Only call
15202 gen_unspecified_parameters_die while dumping early dwarf.
15204 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15206 PR middle-end/71874
15207 * gimple-fold.c (fold_builtin_memory_op): Use
15208 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
15210 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
15212 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
15213 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
15214 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
15215 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
15216 * combine.c: Ditto.
15219 * double-int.c: Ditto.
15221 * dwarf2out.c: Ditto.
15224 * fold-const.c: Ditto.
15225 * function.c: Ditto.
15227 * genmodes.c: Ditto.
15231 * loop-doloop.c: Ditto.
15232 * loop-invariant.c: Ditto.
15233 * loop-iv.c: Ditto.
15238 * rtlanal.c: Ditto.
15239 * simplify-rtx.c: Ditto.
15240 * stor-layout.c: Ditto.
15242 * tree-ssa-loop-ivopts.c: Ditto.
15243 * tree-vect-generic.c: Ditto.
15244 * tree-vect-patterns.c: Ditto.
15249 * wide-int-print.cc: Ditto.
15250 * wide-int.cc: Ditto.
15251 * wide-int.h: Ditto.
15253 2016-07-19 David Malcolm <dmalcolm@redhat.com>
15255 * selftest.c (selftest::assert_streq): Handle NULL values of
15256 val_actual and val_expected.
15258 2016-07-19 Martin Jambor <mjambor@suse.cz>
15261 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
15262 rather than cgraph_create_node to get a call graph node.
15264 2016-07-19 Richard Biener <rguenther@suse.de>
15266 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
15267 handle all tcc_constant bases and valueize SSA names.
15268 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
15269 tcc_constant bases.
15271 2016-07-19 David Malcolm <dmalcolm@redhat.com>
15273 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
15274 the flags of the exit block and bb2, not just the entry block.
15276 2016-07-19 Richard Biener <rguenther@suse.de>
15278 PR tree-optimization/71901
15279 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
15280 align member, group stuff with the bitfield.
15281 (vn_ref_op_align_unit): New inline.
15282 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
15283 record element alignment and operand 3 unchanged.
15284 (ao_ref_init_from_vn_reference): Adjust.
15285 (valueize_refs_1): Likewise.
15286 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
15288 2016-07-19 Richard Biener <rguenther@suse.de>
15290 PR tree-optimization/71908
15291 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
15292 symbolic constants in a more reliable way.
15294 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
15296 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
15298 (vect_update_inits_of_drs): Likewise.
15299 (vect_create_cond_for_alias_checks): Likewise.
15300 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
15302 2016-07-19 Richard Biener <rguenther@suse.de>
15305 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
15306 with an abstract origin that is not an inlined function outer
15307 scope add a self-reference as abstract origin.
15308 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
15310 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
15313 * config/rs6000/rs6000.c (rs6000_function_value): Fix
15314 unintentional System V.4 structure return breakage for structures
15315 with a single floating point element.
15317 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
15319 PR tree-optimization/71734
15320 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
15321 contains REF, use it to check safelen, assume that safelen value
15322 must be greater 1, fix style.
15323 (ref_indep_loop_p_2): Add REF_LOOP argument.
15324 (ref_indep_loop_p): Pass LOOP as additional argument to
15325 ref_indep_loop_p_2.
15327 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
15329 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
15330 allocation in the prologue.
15331 * explow.c (get_dynamic_stack_base): New function to return an address
15332 expression for the dynamic stack base.
15333 (get_dynamic_stack_size): New function to do the required dynamic stack
15334 space size calculations.
15335 (allocate_dynamic_stack_space): Use new functions.
15336 (align_dynamic_address): Move some code from
15337 allocate_dynamic_stack_space to new function.
15338 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
15340 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15342 * config/s390/s390.c (s390_encode_section_info): Always set
15343 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
15346 2016-07-18 Richard Biener <rguenther@suse.de>
15348 PR tree-optimization/71893
15349 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
15350 for sizetype cast added by array_ref_element_size.
15351 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15353 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
15355 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
15356 register parameters. Remove code to initialize argument pointer
15357 on TARGET_64BIT. Optimize call to _mcount when it can be reached
15358 using a pc-relative branch. Cleanup conditional code.
15359 * config/pa/pa.md (call_mcount): New expander.
15360 (call_mcount_nonpic): New insn.
15361 (call_mcount_pic): New insn and split.
15362 (call_mcount_pic_post_reload): New insn.
15363 (call_mcount_64bit): New insn and split.
15364 (call_mcount_64bit_post_reload): New insn.
15366 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
15368 * config/avr/predicates.md (const_m255_to_m1_operand): New.
15369 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
15370 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
15371 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
15372 (*usum_widenqihi3, *udiff_widenqihi3)
15373 (*addhi3_zero_extend.const): New combiner insns.
15374 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
15375 just 1 bit is affected.
15376 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
15377 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
15379 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
15381 * omp-low.c (lower_omp_target): Mark data clauses with
15382 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
15383 zero-length subarrays.
15385 2016-07-15 Richard Biener <rguenther@suse.de>
15387 PR tree-optimization/71881
15388 * tree-loop-distribution.c (destroy_loop): Remove blocks in
15389 reverse DOM order to make debug temp generation happy.
15391 2016-07-15 Richard Biener <rguenther@suse.de>
15393 PR tree-optimization/71887
15394 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
15395 verify it is not zero for division / modulo handling.
15396 (value_replacement): Adjust.
15398 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
15399 Julian Brown <julian@codesourcery.com>
15401 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
15402 * config/aarch64/aarch64-cost-tables.h
15403 (vulcan_extra_costs): New variable.
15404 * config/aarch64/aarch64.c
15405 (vulcan_addrcost_table): Likewise.
15406 (vulcan_regmove_cost): Likewise.
15407 (vulcan_vector_cost): Likewise.
15408 (vulcan_branch_cost): Likewise.
15409 (vulcan_tunings): Likewise.
15411 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
15413 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
15414 (output_in_order): Loop over undefined variables too. Output them
15415 via assemble_undefined_decl. Skip variables that correspond to hard
15416 registers or have value-exprs.
15417 * varpool.c (symbol_table::output_variables): Handle undefined
15418 variables together with defined ones.
15420 2016-07-15 Richard Biener <rguenther@suse.de>
15422 * tree-ssa-pre.c (get_representative_for): Make sure to return
15423 the value number of SSA names.
15424 (phi_translate_1): get_representative_for cannot return NULL.
15425 (do_pre_regular_insertion): Remove redundant call to
15426 fully_constant_expression.
15427 (do_pre_partial_partial_insertion): Likewise.
15429 2016-07-15 Bin Cheng <bin.cheng@arm.com>
15431 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
15432 (derive_simple_iv_with_niters): New function.
15433 (simple_iv): Rewrite using simple_iv_with_niters.
15434 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
15435 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
15437 (number_of_iterations_exit): Rewrite using above function.
15438 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
15441 2016-07-15 Richard Biener <rguenther@suse.de>
15443 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
15444 vec_construct cost.
15446 2016-07-14 Jakub Jelinek <jakub@redhat.com>
15448 PR tree-optimization/71872
15449 * tree-data-ref.c (get_references_in_stmt): Ignore references
15450 with is_gimple_constant get_base_address.
15452 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
15454 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
15455 (TARGET_HAVE_LDACQD): New macro.
15456 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
15457 than TARGET_HAVE_LDACQ.
15458 (arm_load_acquire_exclusivedi): Likewise.
15459 (arm_store_release_exclusivedi): Likewise.
15461 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
15463 PR rtl-optimization/71878
15464 * lra-constraints.c (match_reload): Pass information about other
15465 output operands. Create new unique register value if matching input
15466 operand shares same register value as output operand being considered.
15467 (curr_insn_transform): Record output operands already processed.
15469 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15472 PR tree-optimization/70923
15473 * tree-vect-patterns.c: Include mult-synthesis.h.
15474 (target_supports_mult_synth_alg): New function.
15475 (synth_lshift_by_additions): Likewise.
15476 (apply_binop_and_append_stmt): Likewise.
15477 (vect_synth_mult_by_constant): Likewise.
15478 (target_has_vecop_for_code): Likewise.
15479 (vect_recog_mult_pattern): Use above functions to synthesize vector
15480 multiplication by integer constants.
15482 2016-07-14 Alan Modra <amodra@gmail.com>
15484 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
15485 gpr alternatives. Correct '*' placement on Y,r alternative.
15486 Add '*' on operand 1 of r,r alternative.
15488 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15490 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
15491 * expmed.h: ... Here.
15493 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
15495 * gimple.h (stmt_can_terminate_bb_p): New function.
15496 * tree-cfg.c (need_fake_edge_p): Rename to ...
15497 (stmt_can_terminate_bb_p): ... this; return true if stmt can
15498 throw external; handle const and pure calls.
15499 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
15501 2016-07-14 Richard Biener <rguenther@suse.de>
15503 PR tree-optimization/71866
15504 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
15505 (do_hoist_insertion): Avoid endless recursion when we
15506 didn't insert anything because we managed to simplify
15507 things down to a constant or SSA name.
15508 (fully_constant_expression): Re-write in terms of ...
15509 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
15510 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
15511 vn_nary_build_or_lookup_1.
15512 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
15513 (vn_nary_build_or_lookup): ... this which now wraps it.
15515 2016-07-14 Alan Modra <amodra@gmail.com>
15518 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
15519 with p9_vector override before power9-dform override.
15521 2016-07-13 Andi Kleen <ak@linux.intel.com>
15523 * value-prof.c (gimple_value_profile_transformations): Don't run
15524 when auto_profile is on.
15526 2016-07-13 Andi Kleen <ak@linux.intel.com>
15528 * auto-profile.c (update_inlined_ind_target,
15529 afdo_indirect_call): Print information to dump file.
15531 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
15533 * genrecog.c (special_predicate_operand_p): New function.
15534 (predicate_name): Move function.
15535 (validate_pattern): Don't warn about missing mode for all
15536 define_special_predicate predicates.
15538 2016-07-13 Bin Cheng <bin.cheng@arm.com>
15540 * tree-vect-data-refs.c (vect_no_alias_p): New function.
15541 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
15542 resolve alias checks which are known at compilation time.
15543 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
15544 alias checks are resolved. Move dump info for too many runtime
15545 alias checks to here...
15546 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
15548 2016-07-13 Richard Biener <rguenther@suse.de>
15550 PR tree-optimization/24574
15551 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
15552 position and add shift, rotate, divison and modulo support
15554 (value_replacement): Pass in argument position to absorbing_element_p.
15556 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
15559 * ipa-inline-transform.c (inline_call): Support
15560 instrumented thunks.
15562 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
15564 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
15565 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
15567 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
15568 Baseline. Make initial alternative TARGET_32BIT only.
15569 (udivsi3): Likewise.
15570 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
15571 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
15574 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
15576 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
15577 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
15578 availability with TARGET_HAVE_MOVT.
15579 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
15580 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
15581 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
15583 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
15584 extra instruction if MOVW is available. Use a cost variable
15585 incremented by COSTS_N_INSNS (1) when the condition match rather than
15586 returning an arithmetic expression based on COSTS_N_INSNS. Make
15587 constant with bottom half word zero cost 2 instruction if MOVW is
15589 * config/arm/arm.md (define_attr "arch"): Add v8mb.
15590 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
15591 target is ARMv8-M Baseline.
15592 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
15593 (arm_movtas_ze): Likewise.
15594 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
15595 alternative for constants satisfying j constraint.
15596 (thumb1_movsi_insn): Likewise.
15597 (movsi splitter for K alternative): Tighten condition to not trigger
15598 if movt is available and j constraint is satisfied.
15599 (Pe immediate splitter): Likewise.
15600 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
15601 constant fitting in an halfword to use MOVW.
15602 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
15605 2016-07-13 Richard Biener <rguenther@suse.de>
15607 PR middle-end/71104
15608 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
15609 gimplifying the LHS. Make sure to gimplify a returning twice
15610 call LHS without using SSA names.
15612 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15614 * tree-data-ref.c (find_data_references_in_stmt): Remove
15615 unnecessary call to vec::release.
15616 (graphite_find_data_references_in_stmt): Likewise.
15617 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
15618 * tree-vect-stmts.c (vectorizable_condition): Likewise.
15620 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15622 * cfgexpand.c (expand_used_vars): Make the type of a local
15624 * genmatch.c (lower_for): Likewise.
15625 * haifa-sched.c (haifa_sched_init): Likewise.
15626 (add_to_speculative_block): Likewise.
15627 (create_check_block_twin): Likewise.
15628 * predict.c (handle_missing_profiles): Likewise.
15629 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
15630 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
15631 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
15633 (maybe_lower_iteration_bound): Likewise.
15634 * tree-ssa-sccvn.c (DFS): Likewise.
15635 * tree-stdarg.c (reachable_at_most_once): Likewise.
15636 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
15637 (vectorizable_store): Likewise.
15639 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15641 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
15642 (sccvn_dom_walker): make cond_stack an auto_vec.
15644 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15646 * ree.c (struct ext_state): Make type of members auto_vec.
15647 (find_and_remove_re): Adjust.
15649 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15651 * cfgexpand.c (struct stack_vars_data): Make type of fields
15653 (expand_used_vars): Adjust.
15655 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15657 * ipa.c (record_cdtor_fn): Adjust.
15658 (build_cdtor_fns): Likewise.
15659 (ipa_cdtor_merge): Make static_ctors and static_dtors local
15662 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15664 * genextract.c (struct accum_extract): Add constructor and make
15666 (gen_insn): Adjust.
15668 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15670 * tree.c (struct free_lang_data_d): Add constructor and change
15671 types of members to ones that automatically manage resources.
15672 (fld_worklist_push): Adjust.
15673 (find_decls_types): Likewise.
15674 (find_decls_types_in_eh_region): Likewise.
15675 (free_lang_data_in_cgraph): Stop manually creating and
15676 destroying members of free_lang_data_d.
15678 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
15680 PR rtl-optimization/68961
15681 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
15682 peephole variant. Use sse_reg_operand predicates.
15684 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
15686 * config/i386/predicates.md (x86_64_immediate_operand)
15687 <case CONST_INT>: Remove unneeded truncation to DImode.
15688 <case CONST>: Ditto.
15689 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
15691 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15694 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
15695 The xxperm and xxpermr instructions require that the 2nd input
15696 operand overlap with the output operand, and not the 1st.
15697 (altivec_vperm_v8hiv16qi): Likewise.
15698 (altivec_vperm_<mode>_uns_internal): Likewise.
15699 (altivec_vpermr_<mode>_internal): Likewise.
15700 (vperm_v8hiv4si): Likewise.
15701 (vperm_v16qiv8hi): Likewise.
15703 2016-07-12 Nathan Sidwell <nathan@acm.org>
15705 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
15706 when -mno-pic-data-is-text-relative is in effect, by default.
15707 * doc/invoke.texi (mpic-data-is-text-relative): Document new
15708 behavior and clarify.
15710 2016-07-12 Martin Liska <mliska@suse.cz>
15712 * params.def: Add avg-loop niter.
15713 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
15714 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
15715 * doc/invoke.texi: Document the new parameter.
15717 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15719 PR middle-end/71700
15720 * expr.c (store_constructor): Mask sign-extended bits when widening
15721 sub-word constructor element at the start of a word.
15723 2016-07-12 Martin Liska <mliska@suse.cz>
15725 * Makefile.in: Append rule for params-options.h.
15726 * params-options.h: New file.
15728 2016-07-12 Martin Liska <mliska@suse.cz>
15730 * ira-build.c (mark_loops_for_removal): Properly iterate
15733 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
15734 Richard Biener <rguenther@suse.de>
15736 PR tree-optimization/23286
15737 PR tree-optimization/70159
15738 * doc/invoke.texi: Document -fcode-hoisting.
15739 * common.opt (fcode-hoisting): New flag.
15740 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
15741 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
15742 (do_regular_insertion): Rename to ...
15743 (do_pre_regular_insertion): ... this and amend general comments
15744 on insertion strathegy.
15745 (do_partial_partial_insertion): Rename to ...
15746 (do_pre_partial_partial_insertion): ... this.
15747 (do_hoist_insertion): New function.
15748 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
15749 and call do_hoist_insertion properly.
15751 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
15752 (pass_pre::execute): Register hoist_insert stats.
15754 2016-07-12 Jakub Jelinek <jakub@redhat.com>
15756 PR middle-end/71716
15757 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
15758 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
15759 is different from mode's bitsize. Small cleanup.
15761 2016-07-12 Richard Biener <rguenther@suse.de>
15763 PR rtl-optimization/68961
15764 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
15765 to simplify to a non-constant.
15767 2016-07-11 Jakub Jelinek <jakub@redhat.com>
15769 PR middle-end/71758
15770 * omp-low.c (expand_omp_target): Gimplify device.
15772 PR tree-optimization/71823
15773 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
15774 to get vec_oprnds2 from op2.
15776 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
15778 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
15779 Hoist common subexpressions.
15780 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
15782 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
15785 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
15786 prevent generation of 'stxsiwx' on pre Power8 hardware.
15788 2016-07-11 David Malcolm <dmalcolm@redhat.com>
15790 * input.c: Include cpplib.h.
15791 (selftest::temp_source_file): New class.
15792 (selftest::temp_source_file::temp_source_file): New ctor.
15793 (selftest::temp_source_file::~temp_source_file): New dtor.
15794 (selftest::should_have_column_data_p): New function.
15795 (selftest::test_should_have_column_data_p): New function.
15796 (selftest::temp_line_table): New class.
15797 (selftest::temp_line_table::temp_line_table): New ctor.
15798 (selftest::temp_line_table::~temp_line_table): New dtor.
15799 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
15800 it to create a temp_line_table.
15801 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
15802 locations that are known to have column data.
15803 (selftest::line_table_case): New struct.
15804 (selftest::test_reading_source_line): Move tempfile handling
15805 to class temp_source_file.
15806 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
15807 (selftest::assert_token_loc_eq): New function.
15808 (ASSERT_TOKEN_LOC_EQ): New macro.
15809 (selftest::test_lexer): New function.
15810 (selftest::boundary_locations): New array.
15811 (selftest::input_c_tests): Call test_should_have_column_data_p.
15812 Loop over a test matrix of interesting values of location and
15813 default_range_bits, calling test_lexer on each case in the matrix.
15814 Move call to test_accessing_ordinary_linemaps into the matrix.
15815 * selftest.h (ASSERT_EQ): Reimplement in terms of...
15816 (ASSERT_EQ_AT): New macro.
15818 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
15821 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
15822 Don't convert TImode in debug insn.
15824 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
15826 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
15827 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
15828 (tree_type_common::lang_flag_7): New.
15829 (tree_type_common::spare): Reduce size.
15830 * tree.h (TYPE_ALIGN_OK): Remove.
15831 (TYPE_LANG_FLAG_7): New.
15832 (get_inner_reference): Adjust header.
15833 * print-tree.c (print_node): Adjust.
15834 * expr.c (get_inner_reference): Remove parameter keep_aligning.
15835 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
15836 calls to get_inner_reference.
15837 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
15838 handling of TYPE_ALIGN_OK.
15839 * builtins.c (get_object_alignment_2): Adjust call to
15840 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
15841 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
15843 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
15844 * cfgexpand.c (expand_debug_expr): Likewise.
15845 * dbxout.c (dbxout_expand_expr): Likewise.
15846 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
15847 loc_list_from_tree, fortran_common): Likewise.
15848 * fold-const.c (optimize_bit_field_compare,
15849 decode_field_reference, fold_unary_loc, fold_comparison,
15850 split_address_to_core_and_offset): Likewise.
15851 * gimple-laddress.c (execute): Likewise.
15852 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
15853 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
15854 * hsa-gen.c (gen_hsa_addr): Likewise.
15855 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
15856 * tsan.c (instrument_expr): Likewise.
15857 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
15858 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
15859 * tree-affine.c (tree_to_aff_combination,
15860 get_inner_reference_aff): Adjust calls to get_inner_reference.
15861 * tree-data-ref.c (split_constant_offset_1,
15862 dr_analyze_innermost): Likewise.
15863 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
15864 * tree-sra.c (ipa_sra_check_caller): Likewise.
15865 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
15866 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
15867 bswap_replace): Likewise.
15868 * tree-vect-data-refs.c (vect_check_gather,
15869 vect_analyze_data_refs): Likewise.
15870 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
15871 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
15874 2016-07-11 David Malcolm <dmalcolm@redhat.com>
15876 * Makefile.in (selftest-valgrind): New phony target.
15877 * function-tests.c (selftest::build_cfg): Delete pass instances
15878 created by the test.
15879 (selftest::convert_to_ssa): Likewise.
15880 (selftest::test_expansion_to_rtl): Likewise.
15881 * tree-cfg.c (selftest::test_linear_chain): Release dominator
15883 (selftest::test_diamond): Likewise.
15885 2016-07-11 Richard Biener <rguenther@suse.de>
15887 PR tree-optimization/71816
15888 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
15889 than replacing all of its operands.
15891 2016-07-11 Alan Modra <amodra@gmail.com>
15893 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
15894 (ctr<mode>): Add unspec.
15895 (ctr<mode>_internal*): Likewise.
15897 2016-07-08 James Bowman <james.bowman@ftdichip.com>
15899 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
15900 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
15902 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
15904 PR rtl-optimization/71621
15905 * lra-constraints.c (process_alt_operands): Check combination of
15906 reg class and mode.
15908 2016-07-08 Jason Merrill <jason@redhat.com>
15909 Richard Biener <rguenther@suse.de>
15911 P0145: Refining Expression Order for C++.
15912 * gimplify.c (initial_rhs_predicate_for): New.
15913 (gimplfy_modify_expr): Gimplify RHS before LHS.
15915 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15918 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15919 Allow standard error handling to take over when a wrong number
15920 of arguments is presented to __builtin_vec_ld () or
15921 __builtin_vec_st ().
15923 2016-07-08 Jiong Wang <jiong.wang@arm.com>
15925 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
15930 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
15931 __builtin_aarch64_fmaxv2sf.
15932 (vmaxnmq_f32): Likewise.
15933 (vmaxnmq_f64): Likewise.
15934 (vminnm_f32): Likewise.
15935 (vminnmq_f32): Likewise.
15936 (vminnmq_f64): Likewise.
15938 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
15941 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
15942 enable -mfloat128-hardware by default.
15943 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
15944 that IEEE 128-bit hardware support needs.
15945 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
15946 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
15947 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
15948 floating point requires.
15949 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
15950 -mfloat128 and -mfloat128-hardware changes.
15952 2016-07-08 Alan Hayward <alan.hayward@arm.com>
15954 PR tree-optimization/71667
15955 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
15957 2016-07-08 Martin Liska <mliska@suse.cz>
15959 PR middle-end/71606
15960 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
15961 folding produces SAVE_EXPRs, thus return false for the type.
15963 2016-07-07 Martin Liska <mliska@suse.cz>
15965 * file-find.c (remove_prefix): New function.
15966 * file-find.h (remove_prefix): Declare the function.
15967 * gcc-ar.c (main): Skip a folder of the wrapper if
15968 a wrapped binary would point to the same file.
15970 2016-07-07 Jan Hubicka <jh@suse.cz>
15972 * tree-scalar-evolution.c (iv_can_overflow_p): export.
15973 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
15974 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
15976 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
15979 * ipa-inline-analysis.c (compute_inline_parameters): Set
15980 local.can_change_signature to false for intrumentation
15983 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15985 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
15986 with TARGET_HAVE_MOVT.
15987 (TARGET_HAVE_MOVT): Define.
15988 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
15989 availability with TARGET_HAVE_MOVT.
15990 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
15992 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
15994 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
15995 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
15996 * config/arm/constraints.md (define_constraint "j"): Use
15997 TARGET_HAVE_MOVT to check MOVT availability.
15999 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16001 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
16003 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16005 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
16006 (armv8-m.main): Likewise.
16007 (armv8-m.main+dsp): Likewise.
16008 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
16009 (FL_FOR_ARCH8M_MAIN): Likewise.
16010 * config/arm/arm-tables.opt: Regenerate.
16011 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
16012 armv8-m.main+dsp to BE8_LINK_SPEC.
16013 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
16014 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
16015 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
16016 Baseline and Mainline.
16017 (arm_option_override_internal): Also disable arm_restrict_it when
16018 !arm_arch_notm. Update comment for -munaligned-access to also cover
16020 (arm_file_start): Increase buffer size for printing architecture name.
16021 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
16022 and armv8-m.main+dsp.
16023 (mno-unaligned-access): Clarify that this is disabled by default for
16024 ARMv8-M Baseline architectures as well.
16026 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16028 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
16029 decide whether to prevent some libgcc routines being included for some
16030 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
16031 link between this condition and the one in
16032 libgcc/config/arm/lib1func.S.
16034 2016-07-07 Richard Biener <rguenther@suse.de>
16036 * tree-ssa-pre.c: Include alias.h.
16037 (compute_avail): If we have multiple VN_REFERENCEs with the
16038 same hashtable entry adjust that to make it a valid replacement
16039 for all of them with respect to alignment and aliasing
16040 when doing insertion.
16041 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
16042 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
16044 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
16048 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
16049 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
16052 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16054 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
16055 (adjust_mems): Adjust.
16056 (adjust_insn): Likewise.
16057 (prepare_call_arguments): Likewise.
16059 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16061 * gcse.c (struct ls_expr): Make stores field a vector.
16062 (ldst_entry): Adjust.
16063 (free_ldst_entry): Likewise.
16064 (print_ldst_list): Likewise.
16065 (compute_ld_motion_mems): Likewise.
16066 (update_ld_motion_stores): Likewise.
16068 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16070 * gcse.c (struct ls_expr): Remove loads field.
16071 (ldst_entry): Adjust.
16072 (free_ldst_entry): Likewise.
16073 (print_ldst_list): Likewise.
16074 (compute_ld_motion_mems): Likewise.
16076 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16078 * store-motion.c (struct st_expr): Make antic_stores a vector.
16079 (st_expr_entry): Adjust.
16080 (free_st_expr_entry): Likewise.
16081 (print_store_motion_mems): Likewise.
16082 (find_moveable_store): Likewise.
16083 (compute_store_table): Likewise.
16084 (remove_reachable_equiv_notes): Likewise.
16085 (replace_store_insn): Likewise.
16086 (build_store_vectors): Likewise.
16088 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16090 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
16091 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
16093 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16095 PR tree-optimization/71518
16096 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
16097 misalign also for outer loops with negative step.
16099 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
16101 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
16102 (cortex_a53_shift): Add mov_shift.
16103 (cortex_a53_shift_reg): Add new reservation for register shifts.
16104 (cortex_a53_alu): Remove bfm.
16105 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
16106 (cortex_a53_alu_extr): Add new reservation for EXTR.
16107 (bypasses): Improve bypass modelling.
16109 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16112 * config/avr/avr.c (avr_asm_select_section): Strip off
16113 SECTION_DECLARED from flags when calling get_section.
16115 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16117 * tree-vectorizer.h (vect_memory_access_type): Add
16118 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
16119 * tree-vect-stmts.c (compare_step_with_zero): New function.
16120 (perm_mask_for_reverse): Move further up file.
16121 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
16123 (get_negative_load_store_type): New function.
16124 (get_load_store_type): Call it. Add an ncopies argument.
16125 (vectorizable_mask_load_store): Update call accordingly and
16126 remove tests for negative steps.
16127 (vectorizable_store, vectorizable_load): Likewise. Handle new
16128 memory_access_types.
16130 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16132 * tree-vectorizer.h (vect_memory_access_type): New enum.
16133 (_stmt_vec_info): Add a memory_access_type field.
16134 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
16135 (vect_model_store_cost): Take an access type instead of a boolean.
16136 (vect_model_load_cost): Likewise.
16137 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
16138 vect_model_store_cost and vect_model_load_cost.
16139 * tree-vect-stmts.c (vec_load_store_type): New enum.
16140 (vect_model_store_cost): Take an access type instead of a
16141 store_lanes_p boolean. Simplify tests.
16142 (vect_model_load_cost): Likewise, but for load_lanes_p.
16143 (get_group_load_store_type, get_load_store_type): New functions.
16144 (vectorizable_store): Use get_load_store_type. Record the access
16145 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
16146 (vectorizable_load): Likewise.
16147 (vectorizable_mask_load_store): Likewise. Replace is_store
16148 variable with vls_type.
16150 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16152 * tree-vectorizer.h (vect_grouped_load_supported): Add a
16153 single_element_p parameter.
16154 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
16155 Check the PR65518 case here rather than in vectorizable_load.
16156 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
16157 * tree-vect-stmts.c (vectorizable_load): Likewise.
16159 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16161 * tree-vectorizer.h (gather_scatter_info): New structure.
16162 (vect_check_gather_scatter): Return a bool rather than a decl.
16163 Replace return-by-pointer arguments with a single
16164 gather_scatter_info *.
16165 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
16166 (vect_analyze_data_refs): Update call accordingly.
16167 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
16168 (vectorizable_mask_load_store): Likewise. Also record the
16169 offset dt and vectype in the gather_scatter_info.
16170 (vectorizable_store): Likewise.
16171 (vectorizable_load): Likewise.
16173 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16175 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
16176 strided groups, use the cost of N scalar accesses instead
16177 of ncopies vector accesses.
16178 (vect_model_load_cost): Likewise.
16180 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16182 * tree-vect-stmts.c (vect_cost_group_size): Delete.
16183 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
16184 variable to indicate when once-per-group costs are being used.
16185 (vect_model_load_cost): Likewise. Fix comment and misindented code.
16187 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16189 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
16190 peeling-for-gaps condition.
16192 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16194 * config/s390/s390.c (s390_expand_vec_init): Force initializer
16195 element to register if it doesn't match general_operand.
16197 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
16198 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16200 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
16202 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
16203 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
16204 (SIGNBIT): New mode iterator.
16205 (Fsignbit): New mode attribute.
16206 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
16207 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
16208 when direct moves are available.
16209 (signbit<mode>2_dm): New define_insn_and_split).
16210 (signbit<mode>2_dm2): New define_insn.
16212 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16214 PR rtl-optimization/71594
16215 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
16216 into subregs of appropriate mode before trying to emit a conditional
16219 2016-07-05 Jan Hubicka <jh@suse.cz>
16221 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
16222 (simple_iv): Use it.
16224 2016-07-05 Jan Hubicka <jh@suse.cz>
16226 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
16228 2016-07-05 Jiong Wang <jiong.wang@arm.com>
16230 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
16233 2016-07-05 Jan Hubicka <jh@suse.cz>
16235 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
16238 2016-07-05 Richard Biener <rguenther@suse.de>
16240 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
16241 Handle empty else block.
16242 (is_feasible_trace): Likewise.
16243 (split_paths): Likewise.
16245 2016-07-05 Richard Biener <rguenther@suse.de>
16247 * tree-loop-distribution.c (distribute_loop): Fix issue with
16248 the cost model loop.
16250 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
16252 * config/arm/neon-testgen.ml: Delete.
16253 * config/arm/neon.ml: Delete.
16255 2016-07-04 Jakub Jelinek <jakub@redhat.com>
16258 * tree.c (attribute_value_equal): Use get_attribute_name instead of
16259 directly using TREE_PURPOSE.
16261 2016-07-04 Jiong Wang <jiong.wang@arm.com>
16263 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
16264 * config/aarch64/aarch64_neon.h: Likewise.
16265 * config/aarch64/arm_neon.h: Likewise.
16266 * config/aarch64/atomics.md: Likewise.
16267 * config/aarch64/aarch64-simd-builtins.def: Likewise.
16268 * doc/invoke.texi: Likewise.
16270 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
16272 * config/s390/s390.md: Add "z13" cpu_facility.
16273 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
16274 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
16275 condition" type instructions.
16277 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
16278 Jeff Law <law@redhat.com>
16280 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
16281 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
16283 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
16285 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
16286 permutation for TARGET_AVX512F.
16287 (ix86_expand_vec_one_operand_perm_avx512): New function.
16288 (expand_vec_perm_1): Invoke introduced function.
16289 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
16290 it may be not valid after vectorization.
16292 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16295 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
16296 typo in comment. Only force to memory if it is a weak
16297 external reference.
16299 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
16300 Jiong Wang <jiong.wang@arm.com>
16302 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
16303 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
16304 (AARCH64_FL_F16): New.
16305 (AARCH64_FL_FOR_ARCH8_2): New.
16306 (AARCH64_ISA_8_2): New.
16307 (AARCH64_ISA_F16): New.
16308 (TARGET_FP_F16INST): New.
16309 (TARGET_SIMD_F16INST): New.
16310 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
16311 ("fp"): Disabling "fp" also disables "fp16".
16312 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
16313 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
16314 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
16315 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
16317 2016-07-04 Jan Beulich <jbeulich@suse.com>
16319 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
16321 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16324 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
16325 the insns, use an insn form that does not adjust the offset on
16326 little endian systems.
16328 2016-07-01 Jan Beulich <jbeulich@suse.com>
16330 * varasm.c (get_variable_section): Validate initializer in
16331 named .bss-like sections.
16333 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
16335 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
16336 Exchange the order of the second and third operands in the vpermr
16337 instruction tmeplate.
16339 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
16342 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
16343 Disallow TDmode values.
16345 2016-07-01 Alan Modra <amodra@gmail.com>
16347 PR rtl-optimization/71709
16348 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
16349 being set, not referenced.
16351 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
16353 PR tree-optimization/70729
16354 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
16355 of loop since it can be not valid after transformation.
16357 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16359 * config/arm/arm.c (thumb_reload_in_hi): Delete.
16360 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
16362 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
16364 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
16367 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
16370 * config/rs6000/constraints.md (wY constraint): New constraint to
16371 match the requirements for the LXSD and STXSD instructions.
16372 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
16373 predicate to match the requirements for the LXSD and STXSD
16375 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
16376 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
16377 to make sure that the bottom 2 bits of offset are 0, the address
16378 form is offsettable, and no updating is done in the address mode.
16379 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
16380 (movdi_internal32): Likewise
16381 (movdi_internal64): Likewise.
16383 2016-06-30 Jakub Jelinek <jakub@redhat.com>
16385 PR tree-optimization/71707
16386 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
16387 strinfo even for ADDR_EXPR ptr.
16389 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
16391 * config/rs6000/altivec.md (darn_32): Change the condition to
16392 TARGET_P9_MISC instead of TARGET_MODULO.
16393 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
16394 condition expression.
16395 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
16396 condition expression.
16397 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
16398 (DFP_TEST): New code iterator.
16399 (dfptstsfi_<code>_mode>): New define_expand.
16400 (*dfp_sgnfcnc_<mode>): New define_insn.
16401 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
16402 definition next to BU_P9_MISC_1 definition and change the MASK
16403 value to RS6000_BTM_P9_MISC.
16404 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
16405 (BU_P9_64BIT_MISC_0): Likewise.
16406 (BU_P9_DFP_MISC_0): New macro definition.
16407 (BU_P9_DFP_MISC_1): New macro definition.
16408 (BU_P9_DFP_MISC_2): New macro definition.
16409 (BU_P9_DFP_OVERLOAD_1): New macro definition.
16410 (BU_P9_DFP_OVERLOAD_2): New macro definition.
16411 (BU_P9_DFP_OVERLOAD_3): New macro definition.
16412 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
16413 (TSTSFI_LT_TD): Likewise.
16414 (TSTSFI_EQ_DD): Likewise.
16415 (TSTSFI_EQ_TD): Likewise.
16416 (TSTSFI_GT_DD): Likewise.
16417 (TSTSFI_GT_TD): Likewise.
16418 (TSTSFI_OV_DD): Likewise.
16419 (TSTSFI_OV_TD): Likewise.
16420 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
16421 (TSTSFI_LT_DD): Likewise.
16422 (TSTSFI_LT_TD): Likewise.
16423 (TSTSFI_EQ): Likewise.
16424 (TSTSFI_EQ_DD): Likewise.
16425 (TSTSFI_EQ_TD): Likewise.
16426 (TSTSFI_GT): Likewise.
16427 (TSTSFI_GT_DD): Likewise.
16428 (TSTSFI_GT_TD): Likewise.
16429 (TSTSFI_OV): Likewise.
16430 (TSTSFI_OV_DD): Likewise.
16431 (TSTSFI_OV_TD): Likewise.
16432 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16433 overloaded test significance functions.
16434 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16435 OPTION_MASK_P9_MISC into the representation of this mask.
16436 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
16438 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
16439 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
16441 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
16442 argument is a 6-bit unsigned literal value if the icode argument
16443 represents a DFP test significance built-in call.
16444 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
16445 flag used independently and in combination with the
16446 RS6000_BTM_64BIT flag.
16447 (rs6000_opt_masks): Add entry for power9-misc command-line option.
16448 (rs6000_builtin_mask_names): Add entry for power9-misc
16449 command-line option.
16450 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
16451 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
16452 RS6000_BTM_P9_MISC macros.
16453 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
16454 option and change the description of the -mpower9-vector option to
16455 enable only vector instructions, removing its erroneously claimed
16456 support for scalar instructions.
16457 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
16458 the ISA 3.0 digital floating point test significance built-in
16461 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
16463 * config/aarch64/aarch64.c (cortexa35_tunings):
16464 Enable AES fusion. Use cortexa57_branch_cost.
16465 (cortexa53_tunings): Use cortexa57_branch_cost.
16466 (cortexa72_tunings): Use cortexa57_branch_cost.
16467 Use AUTOPREFETCHER_WEAK.
16468 (cortexa73_tunings): Use cortexa57_branch_cost.
16470 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16471 James Greenhalgh <james.greenhalgh@arm.com>
16473 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
16474 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
16475 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
16476 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
16477 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
16478 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
16479 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
16480 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
16481 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
16482 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
16483 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
16484 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
16485 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
16488 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
16489 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16491 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
16493 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
16495 2016-06-30 David Malcolm <dmalcolm@redhat.com>
16498 * gcc.c (driver::build_option_suggestions): Pass "option" to
16499 add_misspelling_candidates.
16500 * opts-common.c (add_misspelling_candidates): Add "option" param;
16501 use it to avoid adding negated forms for options marked with
16503 * opts.h (add_misspelling_candidates): Add "option" param.
16505 2016-06-30 Jakub Jelinek <jakub@redhat.com>
16507 PR middle-end/71693
16508 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
16509 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
16510 first when permuting bitwise operation with rotate. Cast
16511 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
16513 2016-06-29 David Malcolm <dmalcolm@redhat.com>
16515 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
16516 for misspelled param names.
16517 * params.c: Include spellcheck.h.
16518 (find_param_fuzzy): New function.
16519 * params.h (find_param_fuzzy): New prototype.
16520 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
16521 * spellcheck.h (struct edit_distance_traits<const char *>):
16524 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
16526 * config/rs6000/predicates.md (const_0_to_7_operand): New
16527 predicate, recognize 0..7.
16528 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
16529 support for doing extracts from V16QImode, V8HImode, V4SImode
16531 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
16532 vector extract support.
16533 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
16534 for ISA 3.0 vector extract.
16535 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
16536 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
16537 extracts of a constant element number from small integer vectors
16538 on 64-bit ISA 3.0 systems.
16539 (vsx_extract_<mode>_di): Likewise.
16540 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
16541 say when we can do ISA 3.0 vector extracts.
16542 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
16543 registers, using the stxsiwx instruction.
16545 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
16547 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
16548 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
16549 qdf24xx_regmove_cost, qdf24xx_tunings): New.
16550 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
16551 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
16552 * config/arm/arm.c (arm_qdf24xx_tune): New.
16554 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
16556 * config/aarch64/aarch64.c (cortexa53_tunings):
16557 Increase loop alignment to 8. Set function alignment to 16.
16558 (cortexa35_tunings): Likewise.
16559 (cortexa57_tunings): Increase loop alignment to 8.
16560 (cortexa72_tunings): Likewise.
16561 (cortexa73_tunings): Likewise.
16563 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
16565 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
16566 for arm_fp16_ok and arm_fp16_hw.
16567 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
16568 arm_fp16_alternative.
16570 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
16572 PR tree-optimization/71655
16573 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
16574 types when swapping operands.
16576 2016-06-29 Martin Liska <mliska@suse.cz>
16578 PR middle-end/71585
16579 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
16580 * ipa-inline-transform.c (inline_call): Remove unnecessary call
16581 of build_optimization_node.
16583 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
16585 PR tree-optimization/70729
16586 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
16587 independent in loops having positive safelen value.
16588 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
16589 it may be not valid after vectorization.
16591 2016-06-29 Jakub Jelinek <jakub@redhat.com>
16593 PR tree-optimization/71625
16594 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
16595 is sorted by ascending list->offset. If PTR is non-NULL and there is
16596 previous strinfo, call get_stridx_plus_constant.
16597 (get_stridx): Pass exp as second argument to get_addr_stridx.
16598 (addr_stridxptr): Add missing list = list->next, so that there can be
16599 more than one entries in the list. Bump limit from 16 to 32. Ensure
16600 the list is sorted by ascending list->offset.
16601 (get_stridx_plus_constant): Adjust so that it can be also called with
16602 ADDR_EXPR instead of SSA_NAME as PTR.
16603 (handle_char_store): Pass NULL_TREE as second argument to
16606 2016-06-29 Richard Biener <rguenther@suse.de>
16608 PR rtl-optimization/68961
16609 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
16611 2016-06-29 Richard Biener <rguenther@suse.de>
16613 PR middle-end/71002
16614 * alias.c (component_uses_parent_alias_set_from): Handle
16615 type punning through union accesses by using the union alias set.
16616 * gimple.c (gimple_get_alias_set): Remove union type punning case.
16618 2016-07-29 Richard Biener <rguenther@suse.de>
16620 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
16621 precision not matching mode precision.
16623 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
16625 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
16626 pa_output_arg_descriptor.
16627 (call_val_symref_64bit_post_reload): Likewise.
16628 (call_val_powf_64bit_post_reload): Likewise.
16629 (sibcall_internal_symref_64bit): Likewise.
16630 (sibcall_value_internal_symref_64bit): Likewise.
16632 2016-06-28 Jakub Jelinek <jakub@redhat.com>
16634 PR middle-end/71626
16635 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
16636 a constant, force its SUBREG_REG into memory or register instead
16639 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
16642 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
16643 * doc/invoke.texi (AVR Options): Document it.
16645 2016-06-28 Walter Lee <walt@tilera.com>
16647 * config/tilegx/linux.h: Do not include arch/icache.h
16648 (CLEAR_INSN_CACHE): Provide inlined definition directly.
16649 * config/tilepro/linux.h: Do not include arch/icache.h
16650 (CLEAR_INSN_CACHE): Provide inlined definition directly.
16652 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
16654 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
16655 for big-endian BIT_FIELD_REF.
16657 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
16659 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
16660 ('size' attribute): Add '128'.
16662 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
16663 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
16664 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
16665 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
16666 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
16667 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
16668 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
16669 *trunc<mode>df2_odd): Set size attribute to '128'.
16670 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
16671 * config/rs6000/power6.md (power6-fp): Include dfp type.
16672 * config/rs6000/power7.md (power7-fp): Likewise.
16673 * config/rs6000/power8.md (power8-fp): Likewise.
16674 * config/rs6000/power9.md: New file.
16675 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
16676 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
16677 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
16679 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
16680 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
16681 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
16682 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
16683 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
16684 dfp_dscri_<mode>): Change type attribute to dfp.
16685 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
16686 attribute to vecsimple.
16687 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
16688 and prefetch streams.
16689 (rs6000_option_override_internal): Remove temporary code setting
16690 tuning to power8. Don't set rs6000_sched_groups for power9.
16691 (last_scheduled_insn): Change to rtx_insn *.
16692 (divide_cnt, vec_load_pendulum): New variables.
16693 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
16694 (rs6000_issue_rate): Set issue rate for Power9.
16695 (is_power9_pairable_vec_type): New.
16696 (power9_sched_reorder2): New.
16697 (rs6000_sched_reorder2): Call new function for Power9 specific
16699 (insn_must_be_first_in_group): Remove Power9.
16700 (insn_must_be_last_in_group): Likewise.
16701 (force_new_group): Likewise.
16702 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
16703 Initialize divide_cnt/vec_load_pendulum.
16704 (_rs6000_sched_context, rs6000_init_sched_context,
16705 rs6000_set_sched_context): Handle context save/restore of new
16708 2016-06-28 Richard Biener <rguenther@suse.de>
16710 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
16711 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
16712 COMPONENT_REF operand.
16713 (nonoverlapping_component_refs_p): Likewise.
16714 * stor-layout.c (start_bitfield_representative): Mark
16715 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
16717 2016-06-28 Jakub Jelinek <jakub@redhat.com>
16719 * Makefile.in: Don't cat ../stage_current if it does not exist.
16721 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
16722 last argument is a bit-field.
16724 PR rtl-optimization/71673
16725 * internal-fn.c (expand_arith_overflow_result_store): Use
16726 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
16727 expand_simple_binop.
16729 PR middle-end/66867
16730 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
16731 expand_ifn_atomic_compare_exchange): New functions.
16732 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
16733 * tree.h (build_call_expr_internal_loc): Rename to ...
16734 (build_call_expr_internal_loc_array): ... this. Fix up type of
16736 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
16737 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
16738 ATOMIC_COMPARE_EXCHANGE result.
16739 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
16740 * gimple-fold.h (optimize_atomic_compare_exchange_p,
16741 fold_builtin_atomic_compare_exchange): New prototypes.
16742 * gimple-fold.c (optimize_atomic_compare_exchange_p,
16743 fold_builtin_atomic_compare_exchange): New functions..
16744 * tree-ssa.c (execute_update_addresses_taken): If
16745 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
16746 of call when finding addressable vars, and if such var becomes
16747 non-addressable, call fold_builtin_atomic_compare_exchange.
16749 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
16752 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
16753 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
16755 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
16757 * config/rs6000/rs6000.md ('type' attribute): Add
16758 veclogical,veccmpfx,vecexts,vecmove insn types.
16759 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
16760 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
16761 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
16762 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
16763 *nabs<mode>2_hw): Change type to vecmove.
16764 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
16765 *boolcc<mode>3_internal, *eqv<mode>3_internal,
16766 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
16767 *ieee_128bit_vsx_abs<mode>2_internal,
16768 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
16769 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
16770 *ieee128_mtvsrd_32bit): Change type to veclogical.
16771 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
16772 *movdi_internal32, *movdi_internal64): Update insn types.
16773 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
16774 vsx_extract_<mode>): Change type to veclogical.
16775 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
16776 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
16777 *vsx_sign_extend_si_v2di): Change type to vecexts.
16778 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
16779 type to veclogical.
16780 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
16781 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
16782 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
16783 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
16784 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
16785 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
16786 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
16787 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
16788 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
16789 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
16790 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
16791 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
16792 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
16793 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
16794 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
16795 (ppc7450-vecsimple): Add veclogical, vecmove.
16796 (ppc7450-veccmp): Add veccmpfx.
16797 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
16799 (ppc8540_vector_compare): Add veccmpfx.
16800 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
16801 * config/rs6000/cell.md (cell-fp): Add fpsimple.
16802 (cell-vecsimple): Add veclogical, vecmove.
16803 (cell-veccmp): Add veccmpfx.
16804 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
16805 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
16807 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
16808 * config/rs6000/power4.md (power4-fp): Add fpsimple.
16809 (power4-vecsimple): Add veclogical, vecmove.
16810 (power4-veccmp): Add veccmpfx.
16811 * config/rs6000/power5.md (power5-fp): Add fpsimple.
16812 * config/rs6000/power6.md (power6-fp): Add fpsimple.
16813 (power6-vecsimple): Add veclogical, vecmove.
16814 (power6-veccmp): Add veccmpfx.
16815 * config/rs6000/power7.md (power7-fp): Add fpsimple.
16816 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
16817 * config/rs6000/power8.md (power8-fp): Add fpsimple.
16818 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
16819 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
16820 * config/rs6000/titan.md (titan_fp): Add fpsimple.
16821 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
16823 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
16825 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
16828 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16829 OPTION_MASK_P9_DFORM_VECTOR.
16830 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
16831 disable -mpower9-dform-vector when using reload.
16832 (quad_address_p): Remove 'gpr_p' argument and all associated code.
16833 New 'strict' argument. Update all callers. Add strict addressing
16835 (rs6000_legitimate_offset_address_p): Remove call to
16836 virtual_stack_registers_memory_p.
16837 (rs6000_legitimize_reload_address): Add quad address support.
16838 (rs6000_legitimate_address_p): Move call to quad_address_p above
16839 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
16840 to account for new strict usage.
16841 (rs6000_output_move_128bit): Adjust quad_address_p args to account
16842 for new strict usage.
16843 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
16845 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
16852 * config/i386/i386.c (ix86_spill_class): Disable condition to
16853 always return NO_REGS.
16855 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
16857 * predict.c: Include gimple-pretty-print.h
16858 (predicted_by_loop_heuristics_p): Check also
16859 PRED_LOOP_EXIT_WITH_RECURSION
16860 (predict_loops): Find self recursive calls and use special purpose
16861 predictors for them; dump log about decisions.
16862 (pass_profile::execute): Dump info about #of iterations.
16863 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
16864 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
16866 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
16868 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
16869 output_asm_insn calls and shorten long lines. Output .CALL
16870 argument descriptor using pa_output_arg_descriptor. Add various
16871 inline $$dyncall and other optimizations.
16872 (pa_attr_length_indirect_call): Adjust ordering and lengths.
16874 2016-06-25 Jakub Jelinek <jakub@redhat.com>
16876 PR tree-optimization/71643
16877 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
16880 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
16881 leak a bitmap if dep_bb is NULL.
16883 PR tree-optimization/71631
16884 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
16885 to rewrite_expr_tree even if negate_result, move new_lhs var
16886 declaration and initialization earlier, for powi_result set afterwards
16887 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
16888 if new_lhs != lhs, and don't shadow gsi var.
16890 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
16892 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
16893 Add in_loop parameter.
16894 (predict_loops): Add loop guard heuristics.
16895 * predict.def (PRED_LOOP_GUARD): New heuristics.
16897 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
16899 * predict.c: Include ipa-utils.h
16900 (tree_bb_level_prediction): Predict recursive calls.
16901 (tree_estimate_probability_bb): Skip inexpensive calls for call
16903 * predict.def (PRED_RECURSIVE_CALL): New.
16905 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16907 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
16908 (BU_FLOAT128_1): Likewise.
16910 (COPYSIGNQ): Likewise.
16911 (RS6000_BUILTIN_NANQ): Likewise.
16912 (RS6000_BUILTIN_NANSQ): Likewise.
16913 (RS6000_BUILTIN_INFQ): Likewise.
16914 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
16915 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
16916 (TARGET_FOLD_BUILTIN): New #define.
16917 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
16918 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
16919 (rs6000_fold_builtin): New target hook implementation, handling
16920 folding of 128-bit NaNs and infinities.
16921 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
16922 entries are filled in to avoid problems during bootstrap
16923 self-test; define builtins for 128-bit NaNs and infinities.
16924 (rs6000_opt_mask): Add entry for float128.
16925 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
16926 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
16927 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
16928 (const_str_type_node): New #define.
16929 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
16930 to a define_expand that dispatches to either copysign<mode>3_soft
16931 or copysign<mode>3_hard.
16932 (copysign<mode>3_hard): Rename from copysign<mode>3.
16933 (copysign<mode>3_soft): New define_insn.
16934 * doc/extend.texi: Document new builtins.
16936 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16938 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
16939 PRIu64 instead of lu.
16941 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
16944 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
16945 copy the type name.
16947 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16949 PR tree-optimization/71647
16950 * omp-low.c (lower_rec_input_clauses): Convert
16951 omp_clause_aligned_alignment (c) to size_type_node for the
16952 last argument of __builtin_assume_aligned.
16954 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
16956 * configure.ac (calling ___tls_get_addr via GOT): New
16957 assembler/linker check.
16958 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
16959 assembler and linker supports calling ___tls_get_addr via GOT.
16960 Otherise, defined to 0.
16961 * config.in: Regenerated.
16962 * configure: Likewise.
16963 * config/i386/constraints.md (Yb): New constraint.
16964 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
16965 (REG_CLASS_NAMES): Likewise.
16966 (REG_CLASS_CONTENTS): Likewise.
16967 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
16968 the b constraint with the Yb constraint. Call ___tls_get_addr
16969 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
16971 (*tls_local_dynamic_base_32_gnu): Likewise.
16972 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
16973 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
16974 (*tls_local_dynamic_base_64_<mode>): Likewise.
16976 2016-06-24 Martin Liska <mliska@suse.cz>
16978 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
16979 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
16981 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
16982 argument to true if the expected number of iterations is
16985 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
16987 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
16988 assemble for 32bit target.
16989 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
16990 and $ld_ix86_gld_32_opt to link for 32bit target.
16991 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
16992 * configure: Regenerate.
16994 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16996 * config/arm/arm.c (int_log2): Delete definition and prototype.
16997 (shift_op): Use exact_log2 instead of int_log2.
16998 (vfp3_const_double_for_fract_bits): Likewise.
17000 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17002 * internal-fn.c (expand_arith_set_overflow): New function.
17003 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
17005 (expand_arith_overflow_result_store): Likewise. Handle precision
17006 smaller than mode precision.
17007 * tree-vrp.c (extract_range_basic): For imag part, handle
17008 properly signed 1-bit precision result.
17009 * doc/extend.texi (__builtin_add_overflow): Document that last
17010 argument can't be pointer to enumerated or boolean type.
17011 (__builtin_add_overflow_p): Document that last argument can't
17012 have enumerated or boolean type.
17014 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17015 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17017 * config/rs6000/predicates.md (splat_input_operand): Rework.
17018 Don't allow constants, since the insns that use this predicate
17019 don't support constants. Constants are handled by other insns
17020 that are created via combine. During and after register
17021 allocation, only allow indexed or indirect addresses, and not
17022 general addresses. Only allow modes supported by the hardware.
17023 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
17024 comment. Move check for using VSPLTIS<x> to a common location,
17025 instead of doing it in two different places.
17027 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
17029 * config/i386/driver-i386.c (host_detect_local_cpu): Set
17030 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
17031 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
17032 signature_CENTAUR_ebx.
17034 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
17038 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
17039 (as_ix86_gas_32_opt): This.
17040 (ld_ix86_tls_ldm_opt): Renamed to ...
17041 (ld_ix86_gld_32_opt): This.
17042 (R_386_TLS_LDM reloc): Updated.
17043 (R_386_GOT32X reloc): New assembler/linker check.
17044 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
17045 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
17047 * config.in: Regenerated.
17048 * configure: Likewise.
17049 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
17050 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
17051 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
17052 if ix86_force_load_from_GOT_p returns true.
17053 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
17054 ix86_force_load_from_GOT_p returns true.
17055 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
17056 the external function address via the GOT slot.
17057 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
17058 HAVE_AS_IX86_GOT32X before returning false.
17059 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
17060 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
17062 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
17064 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
17066 2016-06-23 Andi Kleen <ak@linux.intel.com>
17068 * Makefile.in: Regenerate.
17069 * doc/install.texi: Document autoprofiledbootstrap.
17071 2016-06-23 Andi Kleen <ak@linux.intel.com>
17073 * config/i386/gcc-auto-profile: New file.
17075 2016-06-23 Martin Liska <mliska@suse.cz>
17077 PR middle-end/71619
17078 * predict.c (predict_loops): Revert the hunk that was removed
17081 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
17083 * config.gcc: Add support for arm*-*-phoenix* targets.
17084 * config/arm/t-phoenix: New.
17085 * config/phoenix.h: New.
17087 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
17088 H.J. Lu <hongjiu.lu@intel.com>
17091 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
17092 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
17093 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
17094 ix86_force_load_from_GOT_p returns true.
17095 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
17096 ix86_force_load_from_GOT_p returns true.
17097 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
17098 ix86_force_load_from_GOT_p returns true.
17099 (ix86_expand_move): Load the external function address via the
17100 GOT slot if ix86_force_load_from_GOT_p returns true.
17101 * config/i386/predicates.md (x86_64_immediate_operand): Return
17102 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
17103 (x86_64_zext_immediate_operand): Ditto.
17105 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
17107 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
17109 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17112 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
17113 * diagnostic.c (pedwarn_at_rich_loc): New function.
17114 * spellcheck.h (best_match::best_match): Add a
17115 "best_distance_so_far" optional parameter.
17116 (best_match::set_best_so_far): New method.
17117 (best_match::get_best_distance): New accessor.
17118 (best_match::get_best_candidate_length): New accessor.
17120 2016-06-22 Nick Clifton <nickc@redhat.com>
17122 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
17123 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
17124 modes are accepted as well.
17125 (ucompare_loc_descriptor): Likewise.
17126 (minmax_loc_descriptor): Likewise.
17127 (clz_loc_descriptor): Likewise.
17128 (popcount_loc_descriptor): Likewise.
17129 (bswap_loc_descriptor): Likewise.
17130 (rotate_loc_descriptor): Likewise.
17131 (mem_loc_descriptor): Likewise.
17132 (loc_descriptor): Likewise.
17134 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17136 * common.opt (fdiagnostics-parseable-fixits): New option.
17137 * diagnostic.c: Include "selftest.h".
17138 (print_escaped_string): New function.
17139 (print_parseable_fixits): New function.
17140 (diagnostic_report_diagnostic): Call print_parseable_fixits.
17141 (selftest::assert_print_escaped_string): New function.
17142 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
17143 (selftest::test_print_escaped_string): New function.
17144 (selftest::test_print_parseable_fixits_none): New function.
17145 (selftest::test_print_parseable_fixits_insert): New function.
17146 (selftest::test_print_parseable_fixits_remove): New function.
17147 (selftest::test_print_parseable_fixits_replace): New function.
17148 (selftest::diagnostic_c_tests): New function.
17149 * diagnostic.h (struct diagnostic_context): Add field
17150 "parseable_fixits_p".
17151 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
17152 -fdiagnostics-parseable-fixits.
17153 (-fdiagnostics-parseable-fixits): New option.
17154 * opts.c (common_handle_option): Handle
17155 -fdiagnostics-parseable-fixits.
17156 * selftest-run-tests.c (selftest::run_tests): Call
17157 selftest::diagnostic_c_tests.
17158 * selftest.h (selftest::diagnostic_c_tests): New prototype.
17160 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
17162 PR tree-optimization/71488
17163 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
17164 comparison of boolean vectors.
17165 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
17166 of boolean vectors using bitwise operations.
17168 2016-06-22 Andreas Schwab <schwab@suse.de>
17170 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
17171 Remove declaration.
17173 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
17175 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
17177 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
17179 * config/i386/i386.c (print_reg): Emit an error message on attempt to
17182 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17184 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
17185 * config/arm/arm-cores.def (cortex-a73): New entry.
17186 (cortex-a73.cortex-a35): Likewise.
17187 (cortex-a73.cortex-a53): Likewise.
17188 * config/arm/arm-tables.opt: Regenerate.
17189 * config/arm/arm-tune.md: Likewise.
17190 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
17191 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17192 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
17193 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17194 * doc/invoke.texi (ARM Options): Document cortex-a73,
17195 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
17197 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17199 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
17200 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
17201 (cortex-a73.cortex-a35): Likewise.
17202 (cortex-a73.cortex-a53): Likewise.
17203 * config/aarch64/aarch64-tune.md: Regenerate.
17204 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
17205 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
17208 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17210 * configure.ac (gcc_cv_as_compress_debug): Remove
17211 --compress-debug-sections as extra as switch.
17212 Handle gas --compress-debug-sections=type.
17213 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
17214 Handle gld --compress-debug-sections=type.
17215 * configure: Regenerate.
17217 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
17219 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
17221 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
17223 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
17224 (do_rewrite): likewise.
17226 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17228 * common/config/mep/mep-common.c: Remove.
17229 * config.gcc: Remove mep-* support.
17230 * config/mep/constraints.md: Remove.
17231 * config/mep/default.h: Remove.
17232 * config/mep/intrinsics.h: Remove.
17233 * config/mep/intrinsics.md: Remove.
17234 * config/mep/ivc2-template.h: Remove.
17235 * config/mep/mep-c5.cpu: Remove.
17236 * config/mep/mep-core.cpu: Remove.
17237 * config/mep/mep-default.cpu: Remove.
17238 * config/mep/mep-ext-cop.cpu: Remove.
17239 * config/mep/mep-intrin.h: Remove.
17240 * config/mep/mep-ivc2.cpu: Remove.
17241 * config/mep/mep-pragma.c: Remove.
17242 * config/mep/mep-protos.h: Remove.
17243 * config/mep/mep.c: Remove.
17244 * config/mep/mep.cpu: Remove.
17245 * config/mep/mep.h: Remove.
17246 * config/mep/mep.md: Remove.
17247 * config/mep/mep.opt: Remove.
17248 * config/mep/predicates.md: Remove.
17249 * config/mep/t-mep: Remove.
17250 * doc/install.texi: Remove mep-* documentation.
17251 * doc/md.texi: Likewise.
17253 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17255 * config.gcc: Remove support for avr-rtems.
17256 * config/avr/gen-avr-mmcu-specs.c: Likewise.
17257 * config/avr/rtems.h: Remove.
17258 * config/avr/t-rtems: Remove.
17260 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17262 * config.gcc: Remove m32r-rtems support.
17263 * config/m32r/rtems.h: Remove.
17265 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17267 * config.gcc: Remove h8300-rtems support.
17268 * config/h8300/rtems.h: Remove.
17269 * config/h8300/t-rtems: Remove.
17271 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17273 * config.gcc: Remove support for knetbsd.
17274 * configure.ac: Likewise.
17275 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
17276 * config/knetbsd-gnu.h: Remove.
17277 * configure: Regenerate.
17279 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17281 * config.gcc: Remove support for openbsd 2 and 3.
17282 * config/openbsd-oldgas.h: Remove.
17284 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17286 * config.gcc: Remove interix support.
17287 * config/i386/i386-interix.h: Remove.
17288 * config/i386/interix.opt: Remove.
17289 * config/i386/t-interix: Remove.
17290 * configure: Regenerate.
17291 * configure.ac: Remove interix support.
17292 * doc/install.texi: Remove interix documentation.
17294 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
17296 * config/rs6000/rs6000.h: Add conditional preprocessing directives
17297 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
17300 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
17302 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
17303 they are both PLACEHOLDER_EXPRs.
17305 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
17307 * stor-layout.c (layout_type): Move setting complex MODE to
17308 layout_type, instead of setting it ahead of time by the caller.
17309 * tree.c (build_complex_type): Likewise.
17311 2016-06-21 Martin Liska <mliska@suse.cz>
17313 * predict.c (force_edge_cold): Replace imposisble with
17316 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
17318 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
17319 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
17321 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
17323 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
17325 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
17326 Ilya Enkovich <ilya.enkovich@intel.com>
17329 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
17330 New member function to convert V1TImode register to SUBREG
17331 TImode in debug insn.
17332 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
17333 after changing register mode to V1TImode.
17335 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
17337 * config/aarch64/aarch64-cores.def (vulcan): New core.
17338 * config/aarch64/aarch64-tune.md: Regenerate.
17339 * doc/invoke.texi: Document vulcan as an available option.
17341 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
17343 * cse.c (canon_asm_operands): New function extracted from...
17344 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
17345 either standalone or member of a PARALLEL.
17347 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
17350 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
17351 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
17352 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
17354 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
17357 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
17358 constant addresses if can_create_pseudo_p.
17360 2016-06-21 Jakub Jelinek <jakub@redhat.com>
17362 PR tree-optimization/71588
17363 * tree-ssa-strlen.c (valid_builtin_call): New function.
17364 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
17367 2016-06-20 Jakub Jelinek <jakub@redhat.com>
17369 PR middle-end/71581
17370 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
17371 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
17372 for conversion of scalar user var to complex type and use the
17373 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
17376 PR rtl-optimization/71591
17377 * toplev.c (toplev::run_self_tests): If no_backend, complain and
17378 don't run any tests.
17380 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
17383 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
17384 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
17385 space for PIC with non-v32 and the common non-PIC "jump".
17387 2016-06-20 Jakub Jelinek <jakub@redhat.com>
17390 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
17391 returned values and add UN*/LTGT/*ORDERED cases with values matching
17392 D operand modifier on vcmp for AVX.
17394 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17396 * config/aarch64/aarch64.opt
17397 (mpc-relative-literal-loads): Rename internal option name.
17398 * config/aarch64/aarch64.c
17399 (aarch64_nopcrelative_literal_loads): Rename to
17400 aarch64_pcrelative_literal_loads.
17401 (aarch64_expand_mov_immediate): Likewise.
17402 (aarch64_secondary_reload): Likewise.
17403 (aarch64_can_use_per_function_literal_pools_p): Likewise.
17404 (aarch64_override_options_after_change_1): Rename and simplify logic.
17405 (aarch64_classify_symbol): Merge large model checks into switch,
17406 remove pc-relative load check.
17408 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17410 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
17411 costs relative to the cost of a register move.
17413 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17415 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
17416 (vcvt_n_f64_u64): Likewise.
17417 (vcvt_n_s64_f64): Likewise.
17418 (vcvt_n_u64_f64): Likewise.
17419 (vcvt_f64_s64): Likewise.
17420 (vrecpe_f64): Likewise.
17421 (vcvt_f64_u64): Likewise.
17422 (vrecps_f64): Likewise.
17424 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17426 * config/aarch64/aarch64.md
17427 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
17429 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
17431 * config/aarch64/aarch64-builtins.c
17432 (aarch64_types_binop_uss_qualifiers): Delete.
17433 (TYPES_BINOP_USS): Likewise.
17434 (aarch64_types_binop_sus_qualifiers): Likewise.
17435 (TYPES_BINOP_SUS): Likewise.
17436 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
17437 (TYPES_FCVTIMM_SUS): Likewise.
17438 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
17440 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
17441 (fcvtzs): Use SHIFTIMM rather than BINOP.
17442 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
17444 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17446 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
17447 costs relative to the cost of a register move.
17449 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17451 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
17452 Allow scalar/single vector modes to be tieable.
17454 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17456 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
17458 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17460 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
17462 * tree.h (TYPE_ALIGN): Likewise.
17464 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
17467 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
17469 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
17471 * config/avr/avr.c (avr_print_operand): Fix "format not a string
17472 literal" build warnings.
17473 (avr_print_operand_address): Dito.
17475 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
17478 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
17479 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
17481 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
17483 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
17485 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
17488 * reload1.c (reload): Pass 0 to finish_spills when called because
17489 update_eliminables_and_spill returns true and remove did_spill.
17490 (finish_spills): Adjust comment and document GLOBAL parameter.
17492 2016-06-17 DJ Delorie <dj@redhat.com>
17495 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
17496 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
17497 (umulqihi3_virt): Likewise.
17498 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
17499 (umulqihi3_real): Likewise.
17501 2016-06-17 Martin Liska <mliska@suse.cz>
17503 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
17505 2016-06-17 Martin Liska <mliska@suse.cz>
17507 * predict.def: PRED_LOOP_EXIT from 92 to 85.
17509 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
17511 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
17513 (vaddq_f32): Likewise.
17514 (vmul_f32): Likewise.
17515 (vmulq_f32): Likewise.
17516 (vsub_f32): Likewise.
17517 (vsubq_f32): Likewise.
17519 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17521 PR tree-optimization/71347
17522 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
17523 cost for all uses in group.
17525 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17527 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
17528 insert gimple seq if it's not empty.
17530 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17532 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
17534 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
17535 rather than OFFSET.
17536 (comp_dr_with_seg_len_pair): Ditto.
17537 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
17538 struct dr_with_seg_len_pair against DR_OFFSET.
17539 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
17540 DR_OFFSET directly.
17542 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
17544 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
17546 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
17548 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
17549 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
17550 (pa_output_millicode_call): Likewise.
17551 (pa_output_call): Likewise.
17552 (pa_output_indirect_call): Likewise.
17553 (pa_asm_output_mi_thunk): Likewise.
17555 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17557 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
17559 2016-06-16 Martin Liska <mliska@suse.cz>
17561 * predict.c (combine_predictions_for_insn): When we find a first
17562 match predictor, we should consider just predictors with
17563 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
17564 DS theory predictor.
17565 (combine_predictions_for_bb): Likewise.
17567 2016-06-16 Jakub Jelinek <jakub@redhat.com>
17569 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
17570 with base of reference to struct.
17572 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
17574 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
17576 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17579 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
17580 progmem_swtable_section.
17581 (progmem_swtable_section): Remove.
17582 (avr_asm_function_rodata_section): Remove.
17583 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
17584 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
17586 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
17588 * config/i386/driver-i386.c (host_detect_local_cpu): Set
17589 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
17590 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
17591 signature_CENTAUR_ebx.
17592 * config/i386/i386.c (ix86_option_override_internal): Add
17593 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
17594 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
17595 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
17597 2016-06-16 Martin Liska <mliska@suse.cz>
17599 * predict.def: Add fortran loop preheader predictor.
17600 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
17601 fold IFN_BUILTIN_EXPECT with a known constant argument.
17603 2016-06-16 Martin Liska <mliska@suse.cz>
17605 * predict.def: Add 'Fortran' to display text of all
17606 PRED_FORTRAN_* predictors.
17608 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
17611 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
17612 [IA64_BUILTIN_NANSQ]: Ditto.
17613 (ia64_fold_builtin): New function.
17614 (TARGET_FOLD_BUILTIN): New define.
17615 (ia64_init_builtins) Declare const_string_type node.
17616 Add __builtin_nanq and __builtin_nansq builtin functions.
17617 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
17619 2016-06-16 Nick Clifton <nickc@redhat.com>
17621 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
17622 MSP430_HWMULT_ prefix to enum values.
17623 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
17624 * config/msp430/msp430.c: Update use of enum values.
17625 * config/msp430/msp430.md: Likewise.
17626 * config/msp430/msp430.opt: Likewise.
17628 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
17630 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
17631 of comparsions in the last iteration.
17633 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
17634 Joern Rennecke <joern.rennecke@embecosm.com>
17636 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
17638 (arc_needs_pcl_p): Add GOTOFFPC.
17639 (arc_legitimate_pic_addr_p): Likewise.
17640 (arc_output_pic_addr_const): Likewise.
17641 (arc_legitimize_pic_address): Generate a pc-relative address using
17643 (arc_output_libcall): Use @pcl syntax.
17644 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
17645 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
17646 (*movsi_insn): Use @pcl syntax.
17647 (doloop_begin_i): Likewise.
17649 2016-06-16 Martin Liska <mliska@suse.cz>
17651 * predict.def: Define a new predictor.
17653 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
17655 * config/arc/arc.opt (mtp-regno): Update text.
17657 2016-06-16 Renlin Li <renlin.li@arm.com>
17659 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
17661 2016-06-16 Jakub Jelinek <jakub@redhat.com>
17664 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
17665 (setcc + and peephole2): Likewise.
17667 PR rtl-optimization/71532
17668 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
17671 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
17673 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
17674 DImode constants with XXSPLTIB in vector registers.
17675 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
17676 vsx_extract_<mode>_internal{1,2} into a single insn that handles
17677 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
17678 extraction of the element at the top of the register as a scalar
17680 (vsx_extract_<mode>_internal1): Likewise.
17681 (vsx_extract_<mode>_internal2): Likewise.
17682 * config/rs6000/constraints.md (wi constraint): Remove a comment
17683 about DImode not being allowed in Altivec registers.
17684 (wB constraint): New constraint for constants that can be
17685 generated in Altivec registers with VSPLTISW/VUPKHSW.
17686 * config/rs6000/predicates.md (xxspltib_constant_split): Update
17688 (xxspltib_constant_nosplit): Likewise.
17689 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
17690 support for -mupper-regs-di to enable DImode to go into Altivec
17692 (POWERPC_MASKS): Likewise.
17693 (power7 cpu): Likewise.
17694 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
17695 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
17696 for DImode being allowed in Altivec registers. Update wi/wj
17697 constraints. Set scalar_in_vmx_p flag.
17698 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
17699 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
17700 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
17701 (rs6000_opt_masks): Add -mupper-regs-di.
17702 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
17703 direct move to use wi and not wj.
17704 (lfiwzx): Likewise.
17705 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
17707 (floatunssi<mode>2_lfiwzx_mem): Likewise.
17708 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
17709 any VSX register, instead of just Altivec registers, to allow
17710 either operand to be an Altivec register or both.
17711 (fixuns_trunc<mode>di2_fctiduz): Likewise.
17712 (movdi_internal32): Add support for -mupper-regs-di. Add support
17713 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
17714 the alternatives and attributes to be lined up to be easier to
17716 (movdi_internal64): Likewise.
17717 (64-bit DImode splitters): Change predicates to only split loading
17718 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
17719 load constants in ISA 3.0 or ISA 2.07 respectively.
17720 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
17721 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
17722 mention -mcpu=power9 sets these options.
17723 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
17726 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17729 * config/avr/avr.c (avr_set_current_function): Warn misspelled
17730 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
17731 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
17732 by default to warn misspelled interrupt/ signal handler.
17733 * doc/invoke.texi (AVR Options): Document it. Update description
17734 for -nodevicelib option.
17736 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17738 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
17739 up parentheses. Use GET_MODE_UNIT_BITSIZE.
17740 (aarch64_<sur>shll2_n<mode>): Likewise.
17742 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
17744 PR middle-end/71529
17745 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
17746 DECL_CONTEXT for copied arguments.
17748 2016-06-15 Alan Hayward <alan.hayward@arm.com>
17750 PR tree-optimization/71483
17751 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
17754 2016-06-15 Martin Liska <mliska@suse.cz>
17756 * predict.c (tree_predict_by_opcode): Call predict_edge_def
17757 instead of predict_edge w/o a probability.
17759 2016-06-15 Alan Hayward <alan.hayward@arm.com>
17761 PR tree-optimization/71439
17762 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
17765 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17767 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
17768 register subregs in SET_SRC.
17770 2016-06-15 Richard Biener <rguenther@suse.de>
17772 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
17773 store restrictions.
17775 2016-06-15 Richard Biener <rguenther@suse.de>
17777 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
17778 not consider dependences between accesses that belong to the
17780 (vect_analyze_data_ref_dependences): Do not analyze read-read
17781 or self-dependences.
17783 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17785 * spellcheck-tree.c: Include spellcheck-tree.h rather than
17787 (find_closest_identifier): Reimplement in terms of
17788 best_match<tree,tree>.
17789 * spellcheck-tree.h: New file.
17790 * spellcheck.c (struct edit_distance_traits<const char *>): New
17792 (find_closest_string): Reimplement in terms of
17793 best_match<const char *, const char *>.
17794 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
17795 overload to spellcheck-tree.h.
17796 (find_closest_identifier): Likewise.
17797 (struct edit_distance_traits<T>): New template.
17798 (class best_match): New class.
17800 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17802 * selftest-run-tests.c (selftest::run_tests): Call
17803 selftest::spellcheck_tree_c_tests.
17804 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
17805 * spellcheck-tree.c: Include selftest.h and stringpool.h.
17806 (selftest::test_find_closest_identifier): New function.
17807 (selftest::spellcheck_tree_c_tests): New function.
17808 * spellcheck.c (selftest::test_find_closest_string): Verify that
17809 the order of the vec does not affect the results for this case.
17810 (selftest::test_data): New array.
17811 (selftest::test_metric_conditions): New function.
17812 (selftest::spellcheck_c_tests): Add a test of case-comparison.
17813 Call selftest::test_metric_conditions.
17815 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17817 * config/rs6000/rs6000-builtin.def (commentary): Typo.
17818 (BU_P9_MISC_1): Likewise.
17819 (BU_P9_64BIT_MISC_0): Likewise.
17820 (BU_P9_MISC_0): Likewise.
17822 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17824 * gcc-rich-location.c
17825 (gcc_rich_location::add_fixit_misspelled_id): New method.
17826 * gcc-rich-location.h
17827 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
17829 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
17831 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
17832 FreeBSD 11 and above.
17834 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
17836 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
17838 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17840 * expmed.h: Close parenthesis in "at your option" in copyright
17842 * lower-subreg.h: Likewise.
17844 2016-06-14 Richard Biener <rguenther@suse.de>
17846 PR middle-end/71526
17847 * genmatch.c (expr::gen_transform): Use in_type for comparisons
17850 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17852 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
17854 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
17855 mask+shift version.
17856 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
17858 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
17859 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
17861 2016-06-14 Richard Biener <rguenther@suse.de>
17863 PR tree-optimization/71522
17864 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
17865 copying into float copying.
17867 2016-06-14 Jakub Jelinek <jakub@redhat.com>
17869 PR tree-optimization/71520
17870 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
17871 (replace_block_by): Move user labels from bb1 to bb2.
17873 2016-06-14 Richard Biener <rguenther@suse.de>
17875 PR middle-end/71310
17877 * expr.h (get_bit_range): Declare.
17878 * expr.c (get_bit_range): Export.
17879 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
17880 word_mode again to constrain the bitfield access.
17882 2016-06-14 Richard Biener <rguenther@suse.de>
17884 PR tree-optimization/71521
17885 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
17886 division int_const_binop against zero divisor.
17888 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
17890 * config/i386/i386.md (signbittf2): New expander.
17891 * config/i386/sse.md (ptesttf2): New insn pattern.
17893 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17896 * input.c (selftest::test_reading_source_line): Avoid reading from
17897 __FILE__ by creating a tempfile with known content and reading
17900 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17902 * pretty-print.c (assert_pp_format_colored): Skip the test if
17904 (test_pp_format): Remove comment about GCC_COLORS.
17906 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17908 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
17909 * pretty-print.c (assert_pp_format_va): Add location param and use
17910 it with ASSERT_STREQ_AT.
17911 (assert_pp_format): Add location param and pass it to
17912 assert_pp_format_va.
17913 (assert_pp_format_colored): Likewise.
17914 (ASSERT_PP_FORMAT_1): New.
17915 (ASSERT_PP_FORMAT_2): New.
17916 (ASSERT_PP_FORMAT_3): New.
17917 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
17918 explicitly, or implicitly via the above macros.
17919 * selftest.c (selftest::pass): Use a selftest::location rather
17920 than file and line.
17921 (selftest::fail): Likewise. Print the function name.
17922 (selftest::fail_formatted): Likewise.
17923 (selftest::assert_streq): Use a selftest::location rather than
17925 * selftest.h (selftest::location): New struct.
17926 (SELFTEST_LOCATION): New macro.
17927 (selftest::pass): Accept a const location & rather than file
17929 (selftest::fail): Likewise.
17930 (selftest::fail_formatted): Likewise.
17931 (selftest::assert_streq): Likewise.
17932 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
17933 (ASSERT_FALSE): Likewise.
17934 (ASSERT_EQ): Likewise.
17935 (ASSERT_NE): Likewise.
17936 (ASSERT_STREQ): Likewise.
17937 (ASSERT_PRED1): Likewise.
17938 (ASSERT_STREQ_AT): New macro.
17940 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17942 * selftest.c (selftest::fail_formatted): New function.
17943 (selftest::assert_streq): New function.
17944 * selftest.h (selftests::fail_formatted): New decl.
17945 (selftest::assert_streq): New decl.
17946 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
17948 2016-06-13 Jeff Law <law@redhat.com>
17950 PR tree-optimization/71403
17951 * tree-ssa-threadbackward.c
17952 (convert_and_register_jump_thread_path): No longer accept reference
17953 to path. Do not pop items off the path anymore.
17954 (fsm_find_control_statement_thread_paths): Do not allow threading
17955 to a deeper loop nest. Pop the last item off the path here rather
17956 than in convert_and_register_jump_thread_path.
17958 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17959 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
17961 [AArch64] Emit division using the Newton series
17963 * config/aarch64/aarch64-protos.h
17964 (cpu_approx_modes): Add new member "division".
17965 (aarch64_emit_approx_div): Declare new function.
17966 * config/aarch64/aarch64.c
17967 (generic_approx_modes): New member "division".
17968 (exynosm1_approx_modes): Likewise.
17969 (xgene1_approx_modes): Likewise.
17970 (aarch64_emit_approx_div): Define new function.
17971 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
17972 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
17973 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
17974 * doc/invoke.texi (-mlow-precision-div): Describe new option.
17976 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17977 Wilco Dijkstra <wilco.dijkstra@arm.com>
17979 [AArch64] Emit square root using the Newton series
17981 * config/aarch64/aarch64-protos.h
17982 (aarch64_emit_approx_rsqrt): Replace with new function
17983 "aarch64_emit_approx_sqrt".
17984 (cpu_approx_modes): New member "sqrt".
17985 * config/aarch64/aarch64.c
17986 (generic_approx_modes): New member "sqrt".
17987 (exynosm1_approx_modes): Likewise.
17988 (xgene1_approx_modes): Likewise.
17989 (aarch64_emit_approx_rsqrt): Replace with new function
17990 "aarch64_emit_approx_sqrt".
17991 (aarch64_override_options_after_change_1): Handle new option.
17992 * config/aarch64/aarch64-simd.md
17993 (rsqrt<mode>2): Use new function instead.
17994 (sqrt<mode>2): New expansion and insn definitions.
17995 * config/aarch64/aarch64.md: Likewise.
17996 * config/aarch64/aarch64.opt
17997 (mlow-precision-sqrt): Add new option description.
17998 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
18000 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18002 [AArch64] Add more choices for the reciprocal square root approximation
18004 Allow a target to prefer such operation depending on the operation mode.
18006 * config/aarch64/aarch64-protos.h
18007 (AARCH64_APPROX_MODE): New macro.
18008 (AARCH64_APPROX_{NONE,ALL}): Likewise.
18009 (cpu_approx_modes): New structure.
18010 (tune_params): New member "approx_modes".
18011 * config/aarch64/aarch64-tuning-flags.def
18012 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
18013 * config/aarch64/aarch64.c
18014 (generic_approx_modes): New core "cpu_approx_modes" structure.
18015 (exynosm1_approx_modes): Likewise.
18016 (xgene1_approx_modes): Likewise.
18017 (generic_tunings): New member "approx_modes".
18018 (cortexa35_tunings): Likewise.
18019 (cortexa53_tunings): Likewise.
18020 (cortexa57_tunings): Likewise.
18021 (cortexa72_tunings): Likewise.
18022 (exynosm1_tunings): Likewise.
18023 (thunderx_tunings): Likewise.
18024 (xgene1_tunings): Likewise.
18025 (use_rsqrt_p): New argument for the mode and use new member from
18027 (aarch64_builtin_reciprocal): Devise mode from builtin.
18028 (aarch64_optab_supported_p): New argument for the mode.
18029 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
18031 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
18033 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
18034 RS6000_BTM_MODULO flag into the set of flags that are considered
18035 to be part of the common configuration.
18037 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
18039 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
18040 difference unsigned.
18041 (vec_absdb): New macro for vector absolute difference unsigned
18043 (vec_absdh): New macro for vector absolute difference unsigned
18045 (vec_absdw): New macro for vector absolute difference unsigned word.
18046 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
18047 (vadu<mode>3): New insn.
18048 (*p9_vadu<mode>3): New insn.
18049 * config/rs6000/rs6000-builtin.def (vadub): New built-in
18051 (vaduh): New built-in definition.
18052 (vaduw): New built-in definition.
18053 (vadu): New overloaded built-in definition.
18054 (vadub): New overloaded built-in definition.
18055 (vaduh): New overloaded built-in definition.
18056 (vaduw): New overloaded built-in definition.
18057 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18058 overloaded vector absolute difference unsigned functions.
18059 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18060 the ISA 3.0 vector absolute difference unsigned built-in functions.
18062 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
18064 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
18065 update shared_lookup_references only once after changing operands.
18067 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
18069 PR middle-end/71373
18070 * tree-nested.c (convert_nonlocal_omp_clauses)
18071 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
18073 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
18074 * tree.def (CASE_LABEL_EXPR): Likewise.
18076 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
18079 * input.c (test_builtins): Fix an assertion.
18081 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18083 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
18084 (paritysi2): Ditto.
18086 (isinf<mode>2): Ditto.
18088 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18090 * ggc-tests.c (test_finalization): Only test need_finalization_p
18091 for GCC_VERSION >= 4003.
18093 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18095 * config/s390/vecintrin.h: Fix file description in comment.
18097 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18099 * config/s390/s390-builtin-types.def: Change builtin type naming
18100 scheme to match builtin-types.def.
18102 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
18104 * fold-const.c (optimize_minmax_comparison): Remove.
18105 (fold_comparison): Remove call to the above.
18106 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
18107 New transformations.
18109 2016-06-13 Alan Hayward <alan.hayward@arm.com>
18111 PR tree-optimization/71416
18112 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
18115 2016-06-13 Martin Liska <mliska@suse.cz>
18117 * predict.c (enum predictor_reason): Prefix enum with REASON_.
18118 (combine_predictions_for_insn): Likewise.
18119 (prune_predictions_for_bb): Likewise.
18120 (combine_predictions_for_bb): Likewise.
18122 2016-06-13 Richard Biener <rguenther@suse.de>
18124 PR tree-optimization/71505
18125 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
18126 assert match comment.
18128 2016-06-13 Marek Polacek <polacek@redhat.com>
18130 PR middle-end/71476
18131 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
18132 gimplify_switch_expr.
18133 (warn_switch_unreachable_r): New function.
18135 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18138 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
18141 2016-06-13 Richard Biener <rguenther@suse.de>
18143 PR middle-end/64516
18144 * fold-const.c (fold_unary_loc): Preserve alignment when
18145 folding a VIEW_CONVERT_EXPR into a MEM_REF.
18147 2016-06-13 Martin Liska <mliska@suse.cz>
18150 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
18151 w/ -fsanitize=bounds.
18153 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18155 * config/i386/i386.c (ix86_init_builtins): Calculate
18156 FLOAT128_FTYPE_CONST_STRING function type only once.
18157 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
18158 built-in functions are available for x86-32 and x86-64 targets.
18160 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18163 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
18164 New primitive type.
18165 (FLOAT128_FTYPE_CONST_STRING): New function type.
18166 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
18167 [IX86_BUILTIN_NANSQ]: Ditto.
18168 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18169 (ix86_init_builtin_types): Declare const_string_type_node.
18170 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
18172 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18173 * doc/extend.texi (x86 Built-in Functions): Document
18174 __builtin_nanq and __builtin_nansq.
18176 2016-06-11 Jiong Wang <jiong.wang@arm.com>
18179 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
18180 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
18181 length for pop patterns.
18182 (arm_attr_length_push_multi): Update comments.
18183 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
18185 (*pop_multiple_with_writeback_and_return): Likewise.
18186 (*pop_multiple_with_return): Likewise.
18188 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
18190 PR middle-end/71310
18191 * fold-const.c (optimize_bit_field_compare): Don't try to use
18192 word_mode unconditionally for reading the bit field, look at
18193 DECL_BIT_FIELD_REPRESENTATIVE instead.
18195 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
18197 PR middle-end/71478
18198 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
18199 vector integer type.
18201 2016-06-10 Jakub Jelinek <jakub@redhat.com>
18203 PR middle-end/71494
18204 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
18205 without LABEL_DECL, set *handled_ops_p to false instead of true.
18207 2016-06-10 Martin Sebor <msebor@redhat.com>
18210 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
18211 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
18212 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
18214 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
18215 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
18216 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
18217 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
18218 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
18219 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
18220 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
18221 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
18223 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18225 * config/arm/arm.h (pool_vector_label,
18226 return_used_this_function): Remove.
18228 2016-06-10 Jeff Law <law@redhat.com>
18230 PR tree-optimization/71335
18231 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
18232 zero length paths here.
18233 (convert_and_register_jump_thread_path): Remove hacks related to
18234 duplicated blocks in the jump thread path.
18235 (fsm_find_control_statement_thread_paths): Avoid putting the same
18236 block on the thread path twice, but ensure the thread path is
18237 unchanged from the caller's point of view.
18239 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18241 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
18242 * predict.def (PRED_LOOP_BRANCH): Remove.
18244 2016-06-10 David Malcolm <dmalcolm@redhat.com>
18246 * Makefile.in (OBJS): Add ggc-tests.o.
18247 (GTFILES): Add ggc-tests.c.
18248 * ggc-tests.c: New file.
18249 * selftest-run-tests.c (selftest::run_tests): Call
18250 selftest::ggc_tests_c_tests.
18251 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
18253 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
18255 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
18257 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
18260 * varasm.c (place_block_symbol): Adjust alignment for asan protected
18261 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
18263 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18265 * profile.c: Include cfgloop.h.
18266 (branch_prob): Compute estimated number of iterations.
18267 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
18268 recompute estimate number of iterations from profile.
18270 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18272 PR inline-asm/68843
18273 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
18274 must be grouped on top of stack. Don't force early clobber
18275 on ordinary reg outputs.
18277 2016-06-10 Richard Biener <rguenther@suse.de>
18279 * targhooks.c (default_builtin_vectorization_cost): Adjust
18280 vec_construct cost.
18282 2016-06-10 Richard Biener <rguenther@suse.de>
18284 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
18285 to fold the RHS to a constant if possible.
18287 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
18289 PR middle-end/71373
18290 * tree-nested.c (convert_nonlocal_omp_clauses)
18291 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
18292 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
18293 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
18295 * gimplify.c (gimplify_adjust_omp_clauses): Discard
18297 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
18299 * omp-low.c (scan_sharing_clauses): Don't expect
18300 OMP_CLAUSE__CACHE_.
18302 2016-06-10 Alan Hayward <alan.hayward@arm.com>
18304 PR tree-optimization/71407
18305 PR tree-optimization/71416
18306 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
18307 BIT_FIELD_REF type.
18309 2016-06-10 Richard Biener <rguenther@suse.de>
18311 PR middle-end/71477
18312 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
18314 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
18316 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
18318 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
18319 Jiong Wang <jiong.wang@arm.com>
18321 PR rtl-optimization/70751
18322 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
18323 spilled into memory.
18325 2016-06-09 Jonathan Yong <10walls@gmail.com>
18328 2015-09-21 Jonathan Yong <10walls@gmail.com>
18330 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
18331 sysroot/usr/lib/32api for additional win32 libraries,
18332 fixes failing Cygwin bootstrapping.
18334 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
18336 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
18339 2016-06-09 David Malcolm <dmalcolm@redhat.com>
18342 * pretty-print.c (pp_indent): Specify that %p is printed in a
18343 host-dependent manner.
18344 (test_pp_format): Remove the test for %p.
18346 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
18348 * config/mips/mips.c (mips_output_jump): Fix formatting.
18350 2016-06-09 Richard Biener <rguenther@suse.de>
18352 PR tree-optimization/71462
18353 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
18356 2016-06-09 Martin Liska <mliska@suse.cz>
18358 * predict.c (dump_prediction): Add new argument.
18359 (enum predictor_reason): New enum.
18360 (struct predictor_hash): New struct.
18361 (predictor_hash::hash): New function.
18362 (predictor_hash::equal): Likewise.
18363 (not_removed_prediction_p): New function.
18364 (prune_predictions_for_bb): Likewise.
18365 (combine_predictions_for_bb): Prune predictions.
18367 2016-06-09 Martin Liska <mliska@suse.cz>
18369 * predict.c (filter_predictions): New function.
18370 (remove_predictions_associated_with_edge): Use the filter
18372 (equal_edge_p): New function.
18374 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
18376 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
18377 Correct usage of @samp vs @option, add @samp where appropriate.
18378 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
18379 Add armv6s-m and document it, as it is no official ARM name.
18381 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18383 * ifcvt.c (struct noce_if_info): Add transform_name field.
18384 (noce_try_move): Set if_info->transform_name to the function name.
18385 (noce_try_ifelse_collapse): Likewise.
18386 (noce_try_store_flag): Likewise.
18387 (noce_try_inverse_constants): Likewise.
18388 (noce_try_store_flag_constants): Likewise.
18389 (noce_try_addcc): Likewise.
18390 (noce_try_store_flag_mask): Likewise.
18391 (noce_try_cmove): Likewise.
18392 (noce_try_cmove_arith): Likewise.
18393 (noce_try_minmax): Likewise.
18394 (noce_try_abs): Likewise.
18395 (noce_try_sign_mask): Likewise.
18396 (noce_try_bitop): Likewise.
18397 (noce_convert_multiple_sets): Likewise.
18398 (noce_process_if_block): Print if_info->transform_name to
18399 dump_file if transformation succeeded.
18401 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18403 * config/arm/cortex-a57.md (cortex_a57_alu):
18406 2016-06-08 Martin Sebor <msebor@redhat.com>
18407 Jakub Jelinek <jakub@redhat.com>
18411 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
18412 BUILT_IN_MUL_OVERFLOW_P): New builtins.
18413 * builtins.c: Include gimple-fold.h.
18414 (fold_builtin_arith_overflow): Handle
18415 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
18416 (fold_builtin_3): Likewise.
18417 * doc/extend.texi (Integer Overflow Builtins): Document
18418 __builtin_{add,sub,mul}_overflow_p.
18420 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
18422 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
18423 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
18425 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
18427 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
18428 Rewrite, looking one level down for records and arrays.
18430 2016-06-08 David Malcolm <dmalcolm@redhat.com>
18432 * pretty-print.c: Include "selftest.h".
18433 (pp_format): Fix comment.
18434 (identifier_to_locale): Likewise.
18435 (selftest::test_basic_printing): New function.
18436 (selftest::assert_pp_format): New function.
18437 (selftest::test_pp_format): New function.
18438 (selftest::pretty_print_c_tests): New function.
18439 * selftest-run-tests.c (selftest::run_tests): Call
18440 selftest::pretty_print_c_tests.
18441 * selftest.h (pretty_print_c_tests): New declaration.
18443 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18445 * invoke.texi (max-loop-headers-insns): Document.
18446 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
18447 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
18448 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
18450 2016-06-08 Richard Biener <rguenther@suse.de>
18452 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
18453 on strided SLP loads and fall back to scalar loads in case
18454 we can't chunk them.
18456 2016-06-08 Richard Biener <rguenther@suse.de>
18458 PR tree-optimization/71452
18459 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
18460 type used for the SSA rewrite has enough precision to cover
18461 the dynamic type of the location.
18463 2016-06-08 Jakub Jelinek <jakub@redhat.com>
18464 Richard Biener <rguenther@suse.de>
18467 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
18468 the same as DECL_P (base0) for indirect_base0. Use equality_code
18469 in one further place.
18471 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
18473 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
18474 to one word if the field is known to overlap other words.
18475 (extract_bit_field_1): Likewise.
18476 (store_split_bit_field): Remove compensating code.
18477 (extract_split_bit_field): Likewise.
18479 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
18483 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
18485 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18487 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
18489 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
18490 (arch64_addpv4sf): Delete.
18491 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
18492 "gen_aarch64_addpv4sf".
18493 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
18495 (vpadds_f32): Likewise.
18496 (vpaddq_f32): Likewise.
18497 (vpaddq_f64): Likewise.
18499 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18501 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
18503 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
18504 to VALLF. Rename to "fabd<mode>3".
18505 "*fabd_scalar<mode>3): Delete.
18506 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
18508 (vabdd_f64): Likewise.
18509 (vabd_f32): Likewise.
18510 (vabd_f64): Likewise.
18511 (vabdq_f32): Likewise.
18512 (vabdq_f64): Likewise.
18514 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18516 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
18518 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
18519 "aarch64_rsqrts<mode>".
18520 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
18521 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
18523 (vrsqrtsd_f64): Likewise.
18524 (vrsqrts_f32): Likewise.
18525 (vrsqrts_f64): Likewise.
18526 (vrsqrtsq_f32): Likewise.
18527 (vrsqrtsq_f64): Likewise.
18529 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18531 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
18533 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
18534 "aarch64_rsqrte<mode>".
18535 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
18536 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
18538 (vrsqrted_f64): Likewise.
18539 (vrsqrte_f32): Likewise.
18540 (vrsqrte_f64): Likewise.
18541 (vrsqrteq_f32): Likewise.
18542 (vrsqrteq_f64): Likewise.
18544 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18546 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
18548 (fcvtzs): Likewise.
18549 (fcvtzu): Likewise.
18550 * config/aarch64/aarch64-simd.md
18551 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
18552 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
18553 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
18555 (vcvt_n_f32_u32): Likewise.
18556 (vcvt_n_s32_f32): Likewise.
18557 (vcvt_n_u32_f32): Likewise.
18558 (vcvtq_n_f32_s32): Likewise.
18559 (vcvtq_n_f32_u32): Likewise.
18560 (vcvtq_n_f64_s64): Likewise.
18561 (vcvtq_n_f64_u64): Likewise.
18562 (vcvtq_n_s32_f32): Likewise.
18563 (vcvtq_n_s64_f64): Likewise.
18564 (vcvtq_n_u32_f32): Likewise.
18565 (vcvtq_n_u64_f64): Likewise.
18566 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
18567 (VSDQ_SDI): Likewise.
18568 (fcvt_target): Support V4DI, V4SI and V2SI.
18569 (FCVT_TARGET): Likewise.
18571 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18573 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
18574 (TYPES_BINOP_SUS): Likewise.
18575 (aarch64_simd_builtin_data): Update include file name.
18576 (aarch64_builtins): Likewise.
18577 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
18578 for conversion between scalar float-point and fixed-point.
18580 (fcvtzs): Likewise.
18581 (fcvtzu): Likewise.
18582 * config/aarch64/aarch64.md
18583 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
18584 pattern for conversion between scalar float to fixed-pointer.
18585 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
18586 (UNSPEC_FCVTZS): New UNSPEC enumeration.
18587 (UNSPEC_FCVTZU): Likewise.
18588 (UNSPEC_SCVTF): Likewise.
18589 (UNSPEC_UCVTF): Likewise.
18590 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
18592 (vcvtd_n_f64_u64): Likewise.
18593 (vcvtd_n_s64_f64): Likewise.
18594 (vcvtd_n_u64_f64): Likewise.
18595 (vcvtd_n_f32_s32): Likewise.
18596 (vcvts_n_f32_u32): Likewise.
18597 (vcvtd_n_s32_f32): Likewise.
18598 (vcvts_n_u32_f32): Likewise.
18599 * config/aarch64/iterators.md (fcvt_target): Support integer to float
18601 (FCVT_TARGET): Likewise.
18602 (FCVT_FIXED2F): New iterator.
18603 (FCVT_F2FIXED): Likewise.
18604 (fcvt_fixed_insn): New define_int_attr.
18606 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18608 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
18609 some statements was removed.
18611 2016-06-08 Alan Hayward <alan.hayward@arm.com>
18613 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
18614 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
18615 (vect_can_advance_ivs_p): likewise.
18616 (vect_update_ivs_after_vectorizer): likewise.
18617 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
18618 (vect_analyze_scalar_cycles_1): likewise.
18619 (vect_analyze_loop_operations): likewise.
18620 (report_vect_op): likewise.
18621 (vect_is_slp_reduction): likewise.
18622 (vect_is_simple_reduction): likewise.
18623 (get_initial_def_for_induction): likewise.
18624 (vect_transform_loop): likewise.
18625 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
18626 (vect_recog_sad_pattern): likewise.
18627 (vect_recog_widen_sum_pattern): likewise.
18628 (vect_recog_widening_pattern): likewise.
18629 (vect_recog_divmod_pattern): likewise.
18630 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
18631 (vect_analyze_slp_instance): likewise.
18632 (vect_transform_slp_perm_load): likewise.
18633 (vect_schedule_slp_instance): likewise.
18635 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18637 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
18638 (return_prediction): PRED_CONST_RETURN predict return as not taken.
18639 * predict.def (PRED_CONTINUE): Change hitrate 50->67
18640 (PRED_LOOP_BRANCH): Document predictor as broken.
18641 (PRED_LOOP_EXIT): Change hitrate 91->92.
18642 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
18643 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
18644 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
18645 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
18646 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
18647 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
18648 (PRED_CALL): Chane hitrate 71->67.
18649 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
18650 (PRED_GOTO): Document as unused right now.
18651 (PRED_CONST_RETURN): Change hitrate 67->69
18652 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
18653 (PRED_NULL_RETURN): Change hitrate 91->90.
18654 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
18655 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
18656 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
18658 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
18660 * config/rs6000/altivec.h: Add __builtin_vec_mul.
18661 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
18662 special case Altivec builtin.
18663 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
18664 VSX_BUILTIN_VEC_MUL (replaced with special case code).
18665 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
18666 code for ALTIVEC_BUILTIN_VEC_MUL.
18667 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
18668 for __builtin_vec_mul.
18670 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
18672 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
18675 2016-06-07 David Malcolm <dmalcolm@redhat.com>
18677 * spellcheck.c (selftest::test_find_closest_string): New function.
18678 (spellcheck_c_tests): Call the above.
18680 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18682 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
18684 2016-06-07 Jakub Jelinek <jakub@redhat.com>
18686 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
18687 Yv=Yv,C alternatives.
18689 2016-06-07 Richard Biener <rguenther@suse.de>
18692 * common.opt (ffast-math): Make Optimization.
18694 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
18695 Prachi Godbole <prachi.godbole@imgtec.com>
18697 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
18698 `fabs' and `fneg' type attributes.
18699 (p5600_fpu_fabs): Add `fmove' to the comment.
18701 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18703 * gimple.c: Include builtins.h
18704 (gimple_inexpensive_call_p): New function.
18705 * gimple.h (gimple_inexpensive_call_p): Declare.
18706 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
18707 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
18710 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
18712 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
18713 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
18714 warning_at_rich_loc, warning_n, pedwarn, permerror,
18715 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
18716 sorry, fatal_error, internal_error, internal_error_no_backtrace):
18719 2016-06-07 Richard Biener <rguenther@suse.de>
18721 PR tree-optimization/71428
18722 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
18723 BIT_FIELD_REF op vs. load.
18725 2016-06-07 Richard Biener <rguenther@suse.de>
18727 PR middle-end/71423
18728 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
18731 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
18733 * config/pa/pa.md (call): Generate indirect long calls to non-local
18734 functions on TARGET_64BIT.
18735 (call_value): Likewise.
18737 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
18739 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
18740 pattern and subsequent splitters.
18741 (call_val_reg_64bit_post_reload): Likewise.
18743 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
18745 PR middle-end/71408
18746 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
18747 propagate_op_to_single_use.
18749 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
18751 PR middle-end/71281
18752 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
18754 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
18756 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
18757 (enum x86_dirflag_state): New enum.
18758 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
18759 (machine_function): Remove needs_cld.
18760 (ix86_current_function_needs_cld): Remove.
18761 * config/i386/i386.c (ix86_set_func_type): Set
18762 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
18763 (ix86_expand_prologue): Do not emit CLD here.
18764 (ix86_dirflag_mode_needed): New function.
18765 (ix86_dirflag_mode_entry): Ditto.
18766 (ix86_mode_needed): Handle X86_DIRFLAG entity.
18767 (ix86_mode_after): Ditto.
18768 (ix86_mode_entry): Ditto.
18769 (ix86_mode_exit): Ditto.
18770 (ix86_emit_mode_set): Ditto.
18771 * config/i386/i386.md (strmov_singleop): Set
18772 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
18773 Do not set ix86_current_function_needs_cld.
18775 (strset_singleop): Ditto.
18777 (cmpstrnqi_nz_1): Ditto.
18778 (cmpstrnqi_1): Ditto.
18779 (strlenqi_1): Ditto.
18781 2016-06-06 Jakub Jelinek <jakub@redhat.com>
18783 PR tree-optimization/71259
18784 * tree-vect-slp.c (vect_get_constant_vectors): For
18785 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
18786 one for constant op, and use COND_EXPR for non-constant.
18788 2016-06-06 David Malcolm <dmalcolm@redhat.com>
18790 * Makefile.in (OBJS): Add function-tests.o,
18791 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
18792 selftest-run-tests.o.
18793 (OBJS-libcommon): Add selftest.o.
18794 (OBJS-libcommon-target): Add selftest.o.
18795 (all.internal): Add "selftest".
18796 (all.cross): Likewise.
18797 (selftest): New phony target.
18798 (s-selftest): New target.
18799 (selftest-gdb): New phony target.
18800 (COLLECT2_OBJS): Add selftest.o.
18801 * bitmap.c: Include "selftest.h".
18802 (selftest::test_gc_alloc): New function.
18803 (selftest::test_set_range): New function.
18804 (selftest::test_clear_bit_in_middle): New function.
18805 (selftest::test_copying): New function.
18806 (selftest::test_bitmap_single_bit_set_p): New function.
18807 (selftest::bitmap_c_tests): New function.
18808 * common.opt (fself-test): New.
18809 * diagnostic-show-locus.c: Include "selftest.h".
18810 (make_range): New function.
18811 (test_range_contains_point_for_single_point): New function.
18812 (test_range_contains_point_for_single_line): New function.
18813 (test_range_contains_point_for_multiple_lines): New function.
18814 (assert_eq): New function.
18815 (test_get_line_width_without_trailing_whitespace): New function.
18816 (selftest::diagnostic_show_locus_c_tests): New function.
18817 * et-forest.c: Include "selftest.h".
18818 (selftest::test_single_node): New function.
18819 (selftest::test_simple_tree): New function.
18820 (selftest::test_disconnected_nodes): New function.
18821 (selftest::et_forest_c_tests): New function.
18822 * fold-const.c: Include "selftest.h".
18823 (selftest::assert_binop_folds_to_const): New function.
18824 (selftest::assert_binop_folds_to_nonlvalue): New function.
18825 (selftest::test_arithmetic_folding): New function.
18826 (selftest::fold_const_c_tests): New function.
18827 * function-tests.c: New file.
18828 * gimple.c: Include "selftest.h".
18829 Include "gimple-pretty-print.h".
18830 (selftest::verify_gimple_pp): New function.
18831 (selftest::test_assign_single): New function.
18832 (selftest::test_assign_binop): New function.
18833 (selftest::test_nop_stmt): New function.
18834 (selftest::test_return_stmt): New function.
18835 (selftest::test_return_without_value): New function.
18836 (selftest::gimple_c_tests): New function.
18837 * hash-map-tests.c: New file.
18838 * hash-set-tests.c: New file.
18839 * input.c: Include "selftest.h".
18840 (selftest::assert_loceq): New function.
18841 (selftest::test_accessing_ordinary_linemaps): New function.
18842 (selftest::test_unknown_location): New function.
18843 (selftest::test_builtins): New function.
18844 (selftest::test_reading_source_line): New function.
18845 (selftest::input_c_tests): New function.
18846 * rtl-tests.c: New file.
18847 * selftest-run-tests.c: New file.
18848 * selftest.c: New file.
18849 * selftest.h: New file.
18850 * spellcheck.c: Include "selftest.h".
18851 (selftest::levenshtein_distance_unit_test_oneway): New function,
18852 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
18853 (selftest::levenshtein_distance_unit_test): Likewise.
18854 (selftest::spellcheck_c_tests): Likewise.
18855 * toplev.c: Include selftest.h.
18856 (toplev::run_self_tests): New.
18857 (toplev::main): Handle -fself-test.
18858 * toplev.h (toplev::run_self_tests): New.
18859 * tree.c: Include "selftest.h".
18860 (selftest::test_integer_constants): New function.
18861 (selftest::test_identifiers): New function.
18862 (selftest::test_labels): New function.
18863 (selftest::tree_c_tests): New function.
18864 * tree-cfg.c: Include "selftest.h".
18865 (selftest::push_fndecl): New function.
18866 (selftest::test_linear_chain): New function.
18867 (selftest::test_diamond): New function.
18868 (selftest::test_fully_connected): New function.
18869 (selftest::tree_cfg_c_tests): New function.
18870 * vec.c: Include "selftest.h".
18871 (selftest::safe_push_range): New function.
18872 (selftest::test_quick_push): New function.
18873 (selftest::test_safe_push): New function.
18874 (selftest::test_truncate): New function.
18875 (selftest::test_safe_grow_cleared): New function.
18876 (selftest::test_pop): New function.
18877 (selftest::test_safe_insert): New function.
18878 (selftest::test_ordered_remove): New function.
18879 (selftest::test_unordered_remove): New function.
18880 (selftest::test_block_remove): New function.
18881 (selftest::reverse_cmp): New function.
18882 (selftest::test_qsort): New function.
18883 (selftest::vec_c_tests): New function.c.
18884 * wide-int.cc: Include selftest.h and wide-int-print.h.
18885 (selftest::from_int <wide_int>): New function.
18886 (selftest::from_int <offset_int>): New function.
18887 (selftest::from_int <widest_int>): New function.
18888 (selftest::assert_deceq): New function.
18889 (selftest::assert_hexeq): New function.
18890 (selftest::test_printing <VALUE_TYPE>): New function template.
18891 (selftest::test_ops <VALUE_TYPE>): New function template.
18892 (selftest::test_comparisons <VALUE_TYPE>): New function template.
18893 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
18895 (selftest::wide_int_cc_tests): New function.
18897 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18899 PR middle-end/37780
18900 * ifcvt.c (noce_try_ifelse_collapse): New function.
18902 (noce_process_if_block): Call noce_try_ifelse_collapse.
18903 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
18904 (simplify_ternary_operation): Use the above to simplify
18905 conditional CLZ/CTZ expressions.
18907 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18909 PR middle-end/37780
18910 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
18911 define_insn_and_split.
18913 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18915 PR middle-end/37780
18916 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
18918 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
18921 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
18922 Implicitly clobber memory for basic asm with non-empty assembler
18923 string. Use targetm.md_asm_adjust also here.
18924 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
18925 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
18926 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
18927 non-empty assembler string.
18928 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
18929 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
18930 (decode_asm_operands): Handle basic asm in PARALLEL block.
18931 (extract_insn): Handle basic asm in PARALLEL block.
18932 * doc/extend.texi: Mention new behavior of basic asm.
18933 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
18934 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
18935 branch_needs_nop_p): Use asm_noperands.
18937 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
18939 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
18940 Include the M7 SPARC DFA scheduler.
18941 New attribute v3pipe.
18942 Annotate insns with v3pipe where appropriate.
18943 Define cpu_feature vis4.
18944 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
18945 Add (V8QI "8") to vbits.
18946 Add insns {add,sub}v8qi3
18947 Add insns ss{add,sub}v8qi3
18948 Add insns us{add,sub}{v8qi,v4hi}3
18949 Add insns {min,max}{v8qi,v4hi,v2si}3
18950 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
18951 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
18952 * config/sparc/niagara4.md: Add a comment explaining the
18953 discrepancy between the documented latenty numbers and the
18955 * config/sparc/niagara7.md: New file.
18956 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
18957 supports SPARC5 and VIS 4.0 instructions.
18958 * configure: Regenerate.
18959 * config.in: Likewise.
18960 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
18961 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
18962 TARGET_CPU_niagara7.
18963 (ASM_CPU64_DEFAULT_SPEC): Likewise.
18964 (CPP_CPU_SPEC): Handle niagara7.
18965 (ASM_CPU_SPEC): Likewise.
18966 * config/sparc/sparc-opts.h (processor_type): Add
18967 PROCESSOR_NIAGARA7.
18968 (mvis4): New option.
18969 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
18970 (AS_NIAGARA7_FLAG): Define.
18971 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
18972 (CPP_CPU64_DEFAULT_SPEC): Likewise.
18973 (CPP_CPU_SPEC): Handle niagara7.
18974 (ASM_CPU_SPEC): Likewise.
18975 * config/sparc/sparc.c (niagara7_costs): Define.
18976 (sparc_option_override): Handle niagara7 and adjust cache-related
18977 parameters with better values for niagara cpus. Also support VIS4.
18978 (sparc32_initialize_trampoline): Likewise.
18979 (sparc_use_sched_lookahead): Likewise.
18980 (sparc_issue_rate): Likewise.
18981 (sparc_register_move_cost): Likewise.
18982 (dump_target_flag_bits): Support VIS4.
18983 (sparc_vis_init_builtins): Likewise.
18984 (sparc_builtins): Likewise.
18985 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
18987 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
18989 * config/sparc/sparc.opt (sparc_processor_type): New value
18991 * config/sparc/visintrin.h (__attribute__): Prototypes for the
18993 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
18995 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
18998 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
19000 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
19002 2016-06-06 Richard Biener <rguenther@suse.de>
19004 PR tree-optimization/71398
19005 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
19008 2016-06-05 James Bowman <james.bowman@ftdichip.com>
19010 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
19011 ft32_expand_prolog, ft32_expand_epilogue):
19012 Handle pretend_args.
19013 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
19014 * config/ft32/ft32.md: Add pretend_returner.
19016 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
19019 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
19020 Copy op1 RTX to avoid invalid sharing.
19021 (ix86_expand_vector_move_misalign): Ditto.
19023 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
19025 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
19028 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
19030 * predict.c (predicted_by_loop_heuristics_p): New function.
19031 (predict_iv_comparison): Use it.
19032 (predict_loops): Walk from innermost loops; do not predict edges
19033 leaving multiple loops multiple times; implement
19034 PRED_LOOP_ITERATIONS_MAX heuristics.
19035 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
19037 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
19039 * cfg.c (check_bb_profile): Do not report mismatched profiles when
19040 only edges out of BB are EH edges.
19042 2016-06-04 Martin Sebor <msebor@redhat.com>
19043 Marcin Baczyński <marbacz@gmail.com>
19046 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
19047 a void expression in a void function.
19049 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
19051 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
19052 aux; dump reasons of decisions.
19053 (should_duplicate_loop_header_p): Likewise.
19054 (do_while_loop_p): Likewise.
19055 (ch_base::copy_headers): Dump asi num insns duplicated.
19057 2016-06-04 Jakub Jelinek <jakub@redhat.com>
19059 PR tree-optimization/71405
19060 * tree-ssa.c (execute_update_addresses_taken): For clobber with
19061 incompatible type, build a new clobber with the right type instead
19062 of building a VIEW_CONVERT_EXPR around it.
19064 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
19066 PR tree-optimization/52171
19067 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
19068 by_pieces_ninsns instead of move_by_pieces_ninsns.
19070 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
19072 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
19073 for reg+reg addressing mode.
19075 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19077 * rs6000-c.c (c/c-tree.h): Add #include.
19078 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
19079 in C++ when found in the base position of vec_ld or vec_st.
19081 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
19083 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
19084 use of profile unless profile status is PROFILE_READ.
19085 * profile.c (compute_branch_probabilities): Set profile status
19086 only after reporting predictor hitrates.
19088 2016-06-03 Joseph Myers <joseph@codesourcery.com>
19092 * common.opt (ffp-int-builtin-inexact): New option.
19093 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
19094 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
19095 (ceil@var{m}2): Document dependence on this option.
19096 * ipa-inline-transform.c (inline_call): Handle
19097 flag_fp_int_builtin_inexact.
19098 * ipa-inline.c (can_inline_edge_p): Likewise.
19099 * config/i386/i386.md (rintxf2): Do not test
19100 flag_unsafe_math_optimizations.
19101 (rint<mode>2_frndint): New define_insn.
19102 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
19103 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
19104 for 387 instead of extending and truncating.
19105 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
19106 !flag_trapping_math instead of flag_unsafe_math_optimizations.
19107 Change to frndint<mode>2_<rounding>.
19108 (frndintxf2_<rounding>_i387): Likewise. Change to
19109 frndint<mode>2_<rounding>_i387.
19110 (<rounding_insn>xf2): Likewise.
19111 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
19112 !flag_trapping_math instead of flag_unsafe_math_optimizations for
19113 x87. Test TARGET_ROUND || !flag_trapping_math ||
19114 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
19115 SSE. Use ROUND_NO_EXC in constant operand of
19116 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
19117 for 387 instead of extending and truncating.
19119 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
19120 Julia Koval <julia.koval@intel.com>
19132 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
19133 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
19134 all registers, except for function return registers if there are
19135 no caller-saved registers.
19136 (ix86_set_func_type): New function.
19137 (ix86_set_current_function): Call ix86_set_func_type to set
19138 no_caller_saved_registers and func_type. Call reinit_regs if
19139 caller-saved registers are changed. Don't allow MPX, SSE, MMX
19140 nor x87 instructions in interrupt handler nor function with
19141 no_caller_saved_registers attribute.
19142 (ix86_function_ok_for_sibcall): Return false if there are no
19143 caller-saved registers.
19144 (type_natural_mode): Don't warn ABI change for MMX in interrupt
19146 (ix86_function_arg_advance): Skip for callee in interrupt handler.
19147 (ix86_function_arg): Return special arguments in interrupt handler.
19148 (ix86_promote_function_mode): Promote pointer to word_mode only
19149 for normal functions.
19150 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
19152 (ix86_epilogue_uses): New function.
19153 (ix86_hard_regno_scratch_ok): Likewise.
19154 (ix86_save_reg): Preserve all registers in interrupt handler
19155 after reload. Preserve all registers, except for function return
19156 registers, if there are no caller-saved registers after reload.
19157 (find_drap_reg): Always use callee-saved register if there are
19158 no caller-saved registers.
19159 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
19160 for interrupt handler.
19161 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
19162 Emit cld instruction if stringops are used in interrupt handler
19163 or interrupt handler isn't a leaf function.
19164 (ix86_expand_epilogue): Generate interrupt return for interrupt
19165 handler and pop the 'ERROR_CODE' off the stack before interrupt
19166 return in exception handler.
19167 (ix86_expand_call): Disallow calling interrupt handler directly.
19168 If there are no caller-saved registers, mark all registers that
19169 are clobbered by the call which returns as clobbered.
19170 (ix86_handle_no_caller_saved_registers_attribute): New function.
19171 (ix86_handle_interrupt_attribute): Likewise.
19172 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
19174 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
19175 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
19176 accumulation in interrupt function if stack may be realigned to
19178 (EPILOGUE_USES): New.
19179 (function_type): New enum.
19180 (machine_function): Add func_type and no_caller_saved_registers.
19181 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
19182 (interrupt_return): New pattern.
19183 * doc/extend.texi: Document x86 interrupt and
19184 no_caller_saved_registers attributes.
19186 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
19188 PR tree-optimization/52171
19189 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
19190 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
19191 Look for constant strings. Move some code to emit_block_cmp_hints
19193 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
19194 * defaults.h (COMPARE_MAX_PIECES): New macro.
19195 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
19196 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
19197 (clear_by_pieces_1): Don't declare. Move definition before use.
19198 (can_do_by_pieces): New static function.
19199 (can_move_by_pieces): Use it. Return bool.
19200 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
19201 OP. All callers changed. Handle COMPARE_BY_PIECES.
19202 (class pieces_addr); New.
19203 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
19204 pieces_addr::adjust, pieces_addr::increment_address,
19205 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
19207 (class op_by_pieces_d): New.
19208 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
19210 (class move_by_pieces_d, class compare_by_pieces_d,
19211 class store_by_pieces_d): New subclasses of op_by_pieces_d.
19212 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
19213 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
19214 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
19215 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
19216 compare_by_pieces_d::finish_mode): New member functions.
19217 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
19219 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
19220 (emit_block_cmp_hints): New function.
19221 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
19222 use the newly defined classes.
19223 * expr.h (by_pieces_constfn): New typedef.
19224 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
19225 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
19226 (move_by_pieces_ninsns): Don't declare.
19227 (can_move_by_pieces): Change return value to bool.
19228 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
19229 (compare_by_pieces_branch_ratio): New hook.
19230 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
19231 (by_pieces_ninsns): Declare.
19232 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
19234 (default_compare_by_pieces_branch_ratio): New function.
19235 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
19236 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
19237 * doc/tm.texi: Regenerate.
19238 * tree-ssa-strlen.c: Include "builtins.h".
19239 (handle_builtin_memcmp): New static function.
19240 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
19241 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
19243 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19245 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
19246 relevant stmts which are simple and invariant.
19247 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
19248 instead of simple and invariant
19250 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19252 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
19253 (vectorizable_reduction): Check for new relevant state.
19254 (vectorizable_live_operation): vectorize live stmts using
19255 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
19256 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
19257 (vect_stmt_relevant_p): Check for stmts which are only used live.
19258 (process_use): Use of a stmt does not inherit it's live value.
19259 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
19260 (vect_analyze_stmt): Check for new relevant state.
19261 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
19262 outside the loop, but not inside it.
19264 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19266 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
19267 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
19268 (vect_get_vec_def_for_operand): Split out code.
19270 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
19272 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
19274 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19276 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
19278 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19280 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
19282 2016-06-03 Jakub Jelinek <jakub@redhat.com>
19284 PR middle-end/71387
19285 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
19286 to noreturn e->callee->decl that has void return type and void
19287 arguments, adjust gimple_call_fntype and remove lhs even if it had
19288 previously addressable type.
19290 2016-06-02 Jeff Law <law@redhat.com>
19292 PR tree-optimization/71328
19293 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
19294 error when checking for a jump back onto the copied path.
19296 2016-06-02 David Malcolm <dmalcolm@redhat.com>
19298 * config/microblaze/microblaze.c (get_branch_target): Add return
19299 NULL_RTX for the non-CALL_P case.
19300 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
19301 (insert_wic): Remove unused local "j".
19303 2016-06-02 Martin Liska <mliska@suse.cz>
19305 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
19307 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
19308 Julia Koval <julia.koval@intel.com>
19310 * function.c (assign_parm_setup_stack): Force source into a
19311 register if needed.
19312 * target.def (function_incoming_arg): Update documentation to
19313 allow arbitrary address computation based on hard register.
19314 * doc/tm.texi: Regenerated.
19316 2016-06-02 Martin Liska <mliska@suse.cz>
19318 * predict.c (combine_predictions_for_bb): Fix first match in
19319 cases where a first predictor contains more than one occurence
19320 in list of predictors. Take the best value in such case.
19322 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19324 PR rtl-optimization/71295
19325 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
19326 offset would go over the size of the inner mode reject it.
19328 2016-06-02 Jakub Jelinek <jakub@redhat.com>
19330 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
19331 x=x,x and v=v,m instead of x=x,m.
19333 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
19334 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
19335 alternative to v=rm,C.
19337 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
19338 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
19339 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
19340 instead of vex for the last two above mentioned alternatives.
19342 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19345 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
19347 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
19349 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
19351 2016-06-01 David Malcolm <dmalcolm@redhat.com>
19353 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
19354 from int to unsigned.
19356 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
19358 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
19359 alternatives, eliminating preferred register class. Add support
19360 for the MTVSRDD instruction in ISA 3.0.
19361 (vsx_splat_v4si_internal): Use splat_input_operand instead of
19362 reg_or_indexed_operand.
19363 (vsx_splat_v4sf_internal): Likewise.
19365 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
19368 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
19369 for loading up all 0's or all 1's.
19371 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
19373 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
19375 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
19377 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
19379 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
19380 * gcc.c (set_source_date_epoch_envvar): New function, sets
19381 the SOURCE_DATE_EPOCH environment variable to the current time.
19383 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
19385 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
19386 the factor for live Phi nodes.
19388 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
19390 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
19391 * tree-parloops.c (parallelize_loops): likewise.
19392 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
19393 tree_unswitch_outer_loop): likewise.
19395 2016-06-01 Jakub Jelinek <jakub@redhat.com>
19397 PR middle-end/71371
19398 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
19399 around creation of the temporary.
19401 2016-06-01 Richard Biener <rguenther@suse.de>
19403 PR tree-optimization/71366
19404 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
19405 (unloop_loops): Move removing edges here ...
19406 (try_unroll_loop_completely): ... from here.
19407 (try_peel_loop): ... and here.
19408 (tree_unroll_loops_completely_1): Track parent loops via
19409 bitmap of header BBs.
19410 (tree_unroll_loops_completely): Adjust for that.
19412 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
19414 * config/rs6000/altivec.h (vec_slv): New macro.
19415 (vec_srv): New macro.
19416 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
19417 (UNSPEC_VSRV): New value.
19420 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
19421 (vsrv): New builtin definition.
19422 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
19423 define argument types for new builtin.
19424 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
19426 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
19429 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
19430 Jocelyn Mayer <l_indien@magic.fr>
19433 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
19434 detect processor family for signature_CENTAUR_ebx.
19435 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
19436 signature_CENTAUR_ebx.
19437 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
19438 <default>: Pass x86-64 for has_longmode.
19440 2016-06-01 Nathan Sidwell <nathan@acm.org>
19442 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
19445 2016-06-01 Richard Biener <rguenther@suse.de>
19447 PR tree-optimization/71261
19448 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
19449 of stmts successfully put in the bool pattern. Remove
19450 single-use restriction.
19451 (adjust_bool_pattern_cast): Add cast at the use site via the
19452 pattern def sequence.
19453 (adjust_bool_pattern): Remove recursion, maintain a hash-map
19454 of patterned defs. Use the pattern def seqence instead of
19455 multiple independent patterns.
19456 (sort_after_uid): New qsort compare function.
19457 (adjust_bool_stmts): New function to process stmts in the bool
19458 pattern in IL order.
19459 (vect_recog_bool_pattern): Adjust.
19460 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
19461 (ifcvt_walk_pattern_tree): Likewise.
19462 (stmt_is_root_of_bool_pattern): Likewise.
19463 (ifcvt_repair_bool_pattern): Likewise.
19464 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
19466 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
19468 * loop-unroll.c (decide_unroll_constant_iterations,
19469 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
19470 likely upper bounds.
19471 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
19473 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
19475 * tree-core.h (enum omp_clause_code): Remove
19476 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
19478 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19480 * config/arm/sync.md (arm_store_exclusive<mode>):
19481 Use 'H' output modifier on operands[2] rather than creating a new
19482 entry in out-of-bounds memory of the operands array.
19483 (arm_store_release_exclusivedi): Likewise.
19485 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19487 * config/arm/arm.c (arm_fusion_enabled_p): New function.
19488 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
19489 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
19490 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
19492 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
19494 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
19495 into account live statements for mask producers.
19497 2016-06-01 Richard Biener <rguenther@suse.de>
19499 PR tree-optimization/71311
19500 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
19501 restrict to non-INTEGER_CST @0.
19503 2016-06-01 Richard Biener <rguenther@suse.de>
19505 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
19506 (relational patterns): Use :c to avoid pattern duplications.
19508 2016-06-01 Richard Biener <rguenther@suse.de>
19510 * genmatch.c (comparison_code_p): New predicate.
19511 (swap_tree_comparison): New function.
19512 (commutate): Add for_vec parameter to append new for entries.
19513 Support commutating relational operators by swapping it alongside
19515 (lower_commutative): Adjust.
19516 (dt_simplify::gen): Do not pass artificial operators to gen
19518 (decision_tree::gen): Do not add artificial operators as parameters.
19519 (parser::parse_expr): Verify operator commutativity when :c is
19520 applied. Allow :C to override this.
19521 * match.pd: Adjust patterns to use :C instead of :c where required.
19523 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
19525 PR tree-optimization/71077
19526 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
19527 the combining step, use boolean_false_node and boolean_true_node
19528 as the designated false/true return values.
19530 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19532 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
19533 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
19534 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
19537 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19539 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
19540 of flags impliying the register renaming.
19541 * toplev.c (process_options): Do not imply flag_rename_registers with
19544 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19546 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
19547 default implementation.
19549 2016-05-31 Nathan Sidwell <nathan@acm.org>
19551 * dwarf2out.c (cur_line_info_table): Add GTY marker.
19553 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19555 * config/sh/constraints.md (b): Remove constraint.
19556 * config/sh/predicates.md (arith_reg_operand): Remove
19558 * config/sh/sh-modes.def (PDI): Remove.
19559 * config/sh/sh.c (sh_target_reg_class,
19560 sh_optimize_target_register_callee_saved): Remove functions.
19561 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
19562 (sh_expand_epilogue): Update comment.
19563 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
19564 sh_secondary_reload): Remove TARGET_REGS related code.
19565 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
19566 TARGET_REGISTER_P): Remove macros.
19567 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
19568 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
19569 TR1_REG, TR2_REG): Remove constants.
19570 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
19572 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19574 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
19575 define_expand patterns.
19576 (adddi3_compact): Rename to adddi3.
19577 (subdi3_compact): Rename to subdi3.
19578 (*negdi2): Rename to negdi2.
19579 (*abs<mode>2): Rename to abs<mode>2.
19581 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19583 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
19584 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
19585 (atomic_sub_fetchsi): ... this new pattern.
19586 (mvtc): Add CC_REG clobber.
19588 2016-05-31 Marek Polacek <polacek@redhat.com>
19590 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
19592 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19594 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
19595 aarch64_fusion_enabled_p to check for fusion capabilities.
19597 2016-05-31 Richard Biener <rguenther@suse.de>
19599 PR tree-optimization/71352
19600 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
19601 minus one and a negate.
19603 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19605 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
19606 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
19608 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
19609 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
19610 Remove use of aarch64_simd_attr_length_move, set length attribute
19612 (*aarch64_be_movoi): Likewise.
19613 (*aarch64_be_movci): Likewise.
19614 (*aarch64_be_movxi): Likewise.
19616 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19618 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
19619 It no longer does that.
19620 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
19622 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
19624 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
19625 attribute __unused__.
19627 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
19629 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
19630 * config/arm/arm.c (arm_arch_thumb1): Define.
19631 (arm_option_override): Initialize arm_arch_thumb1.
19632 * config/arm/arm.h (arm_arch_thumb1): Declare.
19633 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
19634 support Thumb-1 ISA.
19636 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
19639 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
19640 `Yv' for scalar operand.
19642 2016-05-31 Tom de Vries <tom@codesourcery.com>
19644 PR tree-optimization/69068
19645 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
19646 phis with more than two args.
19648 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
19650 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
19651 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
19654 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
19656 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
19658 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19660 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
19661 cpu_32, cpu_64, tune_32 and tune_64.
19662 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
19664 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
19666 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
19668 2016-05-30 Andi Kleen <ak@linux.intel.com>
19670 * auto-profile.c (read_profile): Replace asserts with errors
19671 when file does not exist.
19672 * gcov-io.c (gcov_read_words): Dito.
19674 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19676 * tree-cfg.c (print_loop): Print likely upper bounds.
19678 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19680 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
19681 * opts.c (default_options): Enable peel loops at -O3.
19682 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
19683 (try_peel_loop): Do not re-peel already peeled loops;
19684 use likely upper bounds; fix profile updating.
19685 (pass_complete_unroll::execute): Initialize peeled_loops.
19687 2016-05-30 Martin Liska <mliska@suse.cz>
19689 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
19690 computed costs by frequency of BB they belong to.
19691 (get_scaled_computation_cost_at): New function.
19693 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
19694 Marc Glisse <marc.glisse@inria.fr>
19696 PR tree-optimization/71289
19697 * match.pd (-1 / B < A, A > -1 / B): New transformations.
19699 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19701 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
19703 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19705 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
19706 for peeled copies; avoid underflow when updating estimates; correctly
19707 scale loop profile.
19709 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19711 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
19712 r236875. Corrected oe3 to oe2 as obvious.
19714 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19716 PR middle-end/71269
19717 PR middle-end/71252
19718 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
19719 that inserted stmt will not dominate stmts that defines its operand.
19720 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
19721 (rewrite_expr_tree_parallel): Likewise.
19723 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19725 PR middle-end/71252
19726 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
19727 all fields including stmt_to_insert are swapped.
19729 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19731 * predict.h (force_edge_cold): Declare.
19732 * predict.c (force_edge_cold): New function.
19733 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
19735 (canonicalize_loop_induction_variables): Fix formating.
19737 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
19739 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
19740 (visium_expand_copysign): Use gen_int_mode directly.
19741 (visium_compute_frame_size): Minor tweaks.
19743 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19745 * tree-vect-loop.c (vect_analyze_loop_2): Use
19746 likely_max_stmt_executions_int.
19748 2016-05-30 Tom de Vries <tom@codesourcery.com>
19750 PR tree-optimization/69067
19751 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
19753 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
19756 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
19757 New peepholes to remove unneeded fild/fistp pairs.
19758 (define_peephole2 atomic_loaddi_fpu): Ditto.
19760 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19762 * predict.c (maybe_hot_frequency_p): Avoid division.
19764 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
19766 * doc/install.texi: Use https for shop.fsf.org.
19768 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19770 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
19771 likely_max_stmt_executions_int.
19773 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19775 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
19776 likely_max_stmt_executions_int.
19778 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19780 * profile.c (compute_branch_probabilities): Do not report hitrates
19782 (branch_prob): Report hitrates here.
19783 * predict.c (gimple_predict_edge): Do not assert profile status;
19784 fix formatting issues.
19786 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19788 * predict.c (edge_predicted_by_p): New function.
19789 (predict_paths_for_bb): Do not put multiple predictions of the same type
19792 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19794 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
19797 2016-05-28 Alan Modra <amodra@gmail.com>
19799 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
19801 2016-05-28 Alan Modra <amodra@gmail.com>
19803 PR rtl-optimization/71275
19804 * ira.c (ira): Free dominance info.
19806 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
19808 * doc/sourcebuild.texi: New address for upstream Go repository.
19810 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
19812 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
19813 (TARGET_ARM_V7M): Likewise.
19815 2016-05-26 Jeff Law <law@redhat.com>
19817 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
19818 (thread_across_edge): Remove calls to find_jump_threads_backwards.
19819 * passes.def: Add jump threading passes before DOM/VRP.
19820 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
19821 argument to a basic block from an edge. Remove tests which are
19823 (pass_data_thread_jumps, class pass_thread_jumps): New.
19824 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
19825 (make_pass_thread_jumps): Likewise.
19826 * tree-pass.h (make_pass_thread_jumps): Declare.
19828 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
19830 * config/visium/visium-protos.h (split_double_move): Rename into...
19831 (visium_split_double_move): ...this.
19832 (visium_split_double_add): Declare.
19833 * config/visium/visium.c (split_double_move): Rename into...
19834 (visium_split_double_move): ...this.
19835 (visium_split_double_add): New function.
19836 (visium_expand_copysign): Renumber operands for consistency.
19837 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
19838 (DFmode move splitter): Likewise.
19839 (*addi3_insn): Split by means of visium_split_double_add.
19840 (*adddi3_insn_flags): Delete.
19841 (*plus_plus_sltu<subst_arith>): New insn.
19842 (*subdi3_insn): Split by means of visium_split_double_add.
19843 (subdi3_insn_flags): Delete.
19844 (*minus_minus_sltu<subst_arith>): New insn.
19845 (*negdi2_insn): Split by means of visium_split_double_add.
19846 (*negdi2_insn_flags): Delete.
19848 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
19850 * configure.ac: Treat a --with-headers option without argument
19851 the same as the default (i.e. consult sys-include directory).
19852 * configure: Regenerate.
19854 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19856 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
19857 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
19859 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
19860 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
19862 2016-05-27 Jiong Wang <jiong.wang@arm.com>
19865 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
19866 tree-stdarg analysis results.
19867 (aarch64_setup_incoming_varargs): Likewise.
19869 2016-05-27 Jiong Wang <jiong.wang@arm.com>
19871 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
19872 va_list_gpr_counter_field and va_list_fpr_counter_field.
19874 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
19877 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
19878 * config/aarch64/aarch64.c
19879 (aarch64_cannot_change_mode_class): Remove function.
19880 * config/aarch64/aarch64-protos.h
19881 (aarch64_cannot_change_mode_class): Remove.
19883 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19885 * cfgloop.c (record_niter_bound): Record likely upper bounds.
19886 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
19887 get_likely_max_loop_iterations_int): New.
19888 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
19889 any_likely_upper_bound.
19890 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
19892 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
19893 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
19895 (unroll_loop_constant_iterations): Likewise.
19896 (unroll_loop_runtime_iterations): Likewise.
19897 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
19898 * lto-streamer-out.c (output_cfg): Likewise.
19899 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
19901 (canonicalize_loop_induction_variables): Dump likely upper bounds.
19902 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
19903 (likely_max_loop_iterations): New.
19904 (likely_max_loop_iterations_int): New.
19905 (likely_max_stmt_executions): New.
19906 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
19907 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
19908 likely_max_stmt_executions): Declare.
19910 2016-05-27 Marek Polacek <polacek@redhat.com>
19912 PR middle-end/71308
19913 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
19915 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19917 * config/s390/s390.md (2x risbg splitters): Use
19918 reg_overlap_mentioned_p instead of rtx_equal_p.
19920 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
19922 * combine.c (make_compound_operation): Take known zero bits into
19923 account when checking for possible zero_extend.
19925 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19927 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
19928 Use const_int_operand for operand 2 predicate. Simplify expand code
19931 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
19933 PR middle-end/71279
19934 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
19937 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19939 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
19940 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
19941 that returns CC_SESWPmode and CC_ZESWPmode.
19942 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
19944 (aarch64_rtx_costs): Likewise.
19946 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
19948 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
19949 for ISA 3.0 min/max support.
19950 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
19951 conditional move support.
19952 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
19953 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
19955 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
19956 conditional moves where the comparison type is different from move
19958 (fp_minmax): New code iterator for smin/smax.
19959 (minmax): New code attributes for min/max.
19960 (SMINMAX): Likewise.
19961 (smax<mode>3): Combine min, max insns into one insn using the
19962 fp_minmax code iterator. Add support for ISA 3.0 min/max
19963 instructions that don't need -ffast-math.
19964 (s<minmax><mode>3): Likewise.
19965 (smax<mode>3_vsx): Likewise.
19966 (smin<mode>3): Likewise.
19967 (s<minmax><mode>3_vsx): Likewise.
19968 (smin<mode>3_vsx): Likewise.
19969 (pre-VSX min/max splitters): Likewise.
19970 (s<minmax><mode>3_fpr): Likewise.
19971 (movsfcc): Rewrite floating point conditional moves to combine
19972 SFmode/DFmode into a single insn.
19973 (mov<mode>cc): Likewise.
19974 (movdfcc): Likewise.
19975 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
19976 SFDF2 iterators to handle all combinations.
19977 (fseldfsf4): Likewise.
19978 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
19979 (fseldfdf4): Likewise.
19980 (fselsfdf4): Likewise.
19981 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
19982 comparison instructions that set a 0/-1 mask, and use it for
19983 floating point conditional move via XXSEL.
19984 (fpmask<mode>): Likewise.
19985 (xxsel<mode>): Likewise.
19986 * config/rs6000/predicates.md (min_max_operator): Delete, no
19988 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
19989 instructions that generate a 0/-1 mask for use with XXSEL.
19990 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
19991 say whether floating point min/max is available, either through
19992 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
19993 (TARGET_MINMAX_DF): Likewise.
19995 2016-05-27 Alan Modra <amodra@gmail.com>
19997 PR rtl-optimization/71275
19998 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
19999 for update_equiv_regs and combine_and_move_insns.
20001 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
20003 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
20004 if_then_else or cond RTXes to calculate attribute value.
20005 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
20006 <attr "length_immediate>: Ditto.
20007 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
20008 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
20009 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
20010 <attr "type">: Ditto.
20011 <attr "prefix_data16">: Ditto.
20012 <attr "prefix_extra">: Ditto.
20013 <attr "length_immediate">: Ditto.
20014 <attr "prefix">: Ditto.
20015 (vec_set<mode>_0) <attr "isa">: Ditto.
20016 <attr "prefix_extra">: Ditto.
20017 <attr "length_immediate">: Ditto.
20018 <attr "prefix">: Ditto.
20019 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
20020 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
20021 (sse2_storelpd) <attr "prefix_data16">: Ditto.
20022 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
20023 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
20024 <attr "length_immediate">: Ditto.
20025 <attr "prefix">: Ditto.
20026 (sse2_movsd) <attr "length_immediate">: Ditto.
20027 <attr "prefix">: Ditto.
20028 (vec_concatv2df) <attr "isa">: Ditto.
20029 <attr "prefix">: Ditto.
20030 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
20031 (*vec_extractv2di_1) <attr "isa">: Ditto.
20032 <attr "type">: Ditto.
20033 <attr "length_immediate">: Ditto.
20034 <attr "prefix_rex">: Ditto.
20035 <attr "prefix_extra">: Ditto.
20036 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
20037 <attr "prefix_extra">: Ditto.
20038 <attr "length_immediate">: Ditto.
20039 (vec_concatv2di) <attr "isa">: Ditto.
20040 <attr "prefix_extra">: Ditto.
20041 <attr "length_immediate">: Ditto.
20042 <attr "prefix">: Ditto.
20044 2016-05-26 Martin Liska <mliska@suse.cz>
20046 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
20048 (operator+): Likewise.
20049 (operator-): Likewise.
20050 (comp_cost::operator+=): Likewise.
20051 (comp_cost::operator-=): Likewise.
20052 (comp_cost::operator/=): Likewise.
20053 (comp_cost::operator*=): Likewise.
20054 (operator<): Likewise.
20055 (operator==): Likewise.
20056 (operator<=): Likewise.
20057 (new_cost): Remove.
20058 (infinite_cost_p): Likewise.
20059 (add_costs): Likewise.
20060 (sub_costs): Likewise.
20061 (compare_costs): Likewise.
20062 (set_group_iv_cost): Use the newly introduced functions.
20063 (get_address_cost): Likewise.
20064 (get_shiftadd_cost): Likewise.
20065 (force_expr_to_var_cost): Likewise.
20066 (split_address_cost): Likewise.
20067 (ptr_difference_cost): Likewise.
20068 (difference_cost): Likewise.
20069 (get_computation_cost_at): Likewise.
20070 (determine_group_iv_cost_generic): Likewise.
20071 (determine_group_iv_cost_address): Likewise.
20072 (determine_group_iv_cost_cond): Likewise.
20073 (autoinc_possible_for_pair): Likewise.
20074 (determine_group_iv_costs): Likewise.
20075 (cheaper_cost_pair): Likewise.
20076 (iv_ca_recount_cost): Likewise.
20077 (iv_ca_set_no_cp): Likewise.
20078 (iv_ca_set_cp): Likewise.
20079 (iv_ca_cost): Likewise.
20080 (iv_ca_new): Likewise.
20081 (iv_ca_dump): Likewise.
20082 (iv_ca_narrow): Likewise.
20083 (iv_ca_prune): Likewise.
20084 (iv_ca_replace): Likewise.
20085 (try_add_cand_for): Likewise.
20086 (try_improve_iv_set): Likewise.
20087 (find_optimal_iv_set): Likewise.
20089 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
20091 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
20092 that internal functions will clobber all caller-saved registers.
20094 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20096 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
20097 Return a better case_values_threshold when optimizing.
20099 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20101 * config/aarch64/aarch64-simd.md (aarch64_combinez):
20102 Add ? to integer variant.
20103 (aarch64_combinez_be): Likewise.
20105 2016-05-26 Jakub Jelinek <jakub@redhat.com>
20107 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
20108 instead of x constraint.
20109 (vcvtps2ph256<mask_name>): Likewise.
20111 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
20112 alternative. Formatting fix.
20114 * config/i386/sse.md
20115 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
20117 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
20118 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
20119 maybe_evex prefix instead of vex.
20120 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
20121 EXT_REX_SSE_REG_P (op0) case in the splitter.
20123 2016-05-25 Jeff Law <law@redhat.com>
20125 PR tree-optimization/71272
20126 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
20127 Update comments. Add test for empty path.
20129 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
20131 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
20132 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
20133 special case builtin.
20134 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
20135 code for ALTIVEC_BUILTIN_VEC_CMPNE.
20136 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
20137 for __builtin_vec_cmpne.
20139 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
20141 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
20142 redundant test and bail out if the type of the new operand is not
20143 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
20145 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20147 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
20148 (x_ix86_target_flags_explicit): Remove.
20149 * config/i386/i386.c (ix86_function_specific_save): Do not copy
20150 x_ix86_target_flags_explicit.
20151 (ix86_function_specific_restore): Ditto.
20153 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20154 H.J. Lu <hongjiu.lu@intel.com>
20157 * common/config/i386/i386-common.c
20158 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
20159 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
20160 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
20161 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
20162 (-mgeneral-regs-only): Add new option.
20163 * config/i386/i386.c (ix86_option_override_internal): Don't enable
20164 x87 instructions if only general registers are allowed.
20165 (ix86_target_string): Add ix86_flags argument. Handle additional
20166 flags options through ix86_flags argument. Update all callers.
20167 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
20169 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20171 PR rtl-optimization/66940
20172 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
20173 decrementing desired_val will not overflow before performing these
20176 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
20178 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
20179 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
20180 * config/i386/i386.c (enum ix86_builtins): Add
20181 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
20182 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
20183 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
20184 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
20185 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
20186 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
20187 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
20188 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
20189 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
20190 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
20191 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
20192 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
20193 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
20194 __builtin_ia32_cvtps2dq512_mask.
20195 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
20196 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
20197 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
20198 * config/i386/sse.md
20199 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
20201 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
20202 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
20204 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
20205 (avx512f_vec_pack_sfix_v8df): New define_expand.
20206 (avx512f_roundpd512): Rename to ...
20207 (avx512f_round<castmode>512): ... this. Change iterator.
20208 (avx512f_roundps512_sfix): New define_expand.
20209 (round<mode>2_sfix): Change iterator.
20211 2016-05-25 Nick Clifton <nickc@redhat.com>
20213 * config/msp430/msp430.c (msp430_attr): Produce an error if a
20214 static interrupt handler is detected.
20215 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
20216 default linker script.
20217 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
20218 the low part of a symbolic pointer.
20220 2016-05-25 Richard Biener <rguenther@suse.de>
20222 PR tree-optimization/71261
20223 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
20224 interesting stmt instead of immediate uses when looking
20225 for the use operand to replace.
20227 2016-05-25 Martin Liska <mliska@suse.cz>
20229 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
20231 2016-05-25 Richard Biener <rguenther@suse.de>
20233 PR tree-optimization/71264
20234 * tree-vect-stmts.c (vect_init_vector): Properly deal with
20237 2016-05-25 Martin Liska <mliska@suse.cz>
20239 PR tree-optimization/71239
20240 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
20241 if DECL_SIZE is NULL.
20243 2016-05-25 Richard Biener <rguenther@suse.de>
20245 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
20246 * tree-if-conv.c (pass_data_if_conversion): Use it.
20248 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
20250 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
20251 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
20252 * varpool.c (varpool_node::get_availability): Likewise.
20254 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20256 * config/rs6000/altivec.md (VNEG iterator): New iterator for
20257 VNEGW/VNEGD instructions.
20258 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
20259 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
20260 support for ISA 3.0 VNEGW/VNEGD instructions.
20262 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
20264 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
20265 pointers inside OACC_DATA regions.
20266 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
20267 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
20268 (gimplify_adjust_omp_clauses): Fix typo in comment.
20270 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20272 * config/rs6000/altivec.md (VParity): New mode iterator for vector
20273 parity built-in functions.
20274 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
20276 (p9v_parity<mode>2): Likewise.
20277 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
20279 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
20280 (parity<mode>2): ISA 3.0 expander for vector parity.
20281 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
20283 (BU_P9_64BIT_MISC_0): Likewise.
20284 (BU_P9_MISC_0): Likewise.
20285 (BU_P9V_AV_1): Likewise.
20286 (BU_P9V_AV_2): Likewise.
20287 (BU_P9V_AV_3): Likewise.
20288 (BU_P9V_AV_P): Likewise.
20289 (BU_P9V_VSX_1): Likewise.
20290 (BU_P9V_OVERLOAD_1): Likewise.
20291 (BU_P9V_OVERLOAD_2): Likewise.
20292 (BU_P9V_OVERLOAD_3): Likewise.
20293 (VCTZB): Add vector count trailing zeros support.
20297 (VPRTYBD): Add vector parity support.
20298 (VPRTYBQ): Likewise.
20299 (VPRTYBW): Likewise.
20300 (VCTZ): Add overloaded vector count trailing zeros support.
20301 (VPRTYB): Add overloaded vector parity support.
20302 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20303 overloaded vector count trailing zeros and parity instructions.
20304 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
20305 vector parity support.
20306 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
20307 trailing zeros support.
20308 (vec_cntlz): Likewise.
20309 (vec_vctzb): Likewise.
20310 (vec_vctzd): Likewise.
20311 (vec_vctzh): Likewise.
20312 (vec_vctzw): Likewise.
20313 (vec_vprtyb): Add ISA 3.0 vector parity support.
20314 (vec_vprtybd): Likewise.
20315 (vec_vprtybw): Likewise.
20316 (vec_vprtybq): Likewise.
20317 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
20318 the ISA 3.0 vector count trailing zeros and vector parity built-in
20321 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20323 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
20324 when there is stmt_to_insert.
20326 2016-05-24 Martin Sebor <msebor@redhat.com>
20329 * tree.h (complete_or_array_type_p): New inline function.
20331 2016-05-24 Jakub Jelinek <jakub@redhat.com>
20333 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
20334 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
20335 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
20337 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
20338 Limit 1st alternative to noavx isa, split 2nd alternative into one
20339 noavx and one avx alternative, use *x and Bm in the former and
20340 x and m in the latter.
20342 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
20343 of sse4 for the first alternative, drop %v from the template
20344 and d operand modifier. Split second alternative into one sse4_noavx
20345 and one avx alternative, use *x instead of *v in the former and v
20346 instead of *v in the latter.
20347 (*sse4_1_extractps): Use noavx isa instead of * for the first
20348 alternative, drop %v from the template. Split second alternative into
20349 one noavx and one avx alternative, use *x instead of *v in the
20350 former and v instead of *v in the latter.
20351 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
20352 with noavx and the last one with avx.
20353 (sse4_1_phminposuw): Guard first alternative with noavx isa,
20354 split the second one into one noavx and one avx alternative,
20355 use *x and Bm in the former and x and m in the latter one.
20356 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
20359 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
20360 first two alternatives to noavx, use *x instead of *v in the second
20361 one, add avx alternative without *.
20362 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
20363 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
20364 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
20366 2016-05-24 Jeff Law <law@redhat.com>
20368 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
20369 New function, extracted from...
20370 (fsm_find_control_statement_thread_paths): Here. Use the new function.
20371 Allow simple copies and constant initializations in the SSA chain.
20373 2016-05-24 Marek Polacek <polacek@redhat.com>
20376 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
20379 2016-05-24 Jakub Jelinek <jakub@redhat.com>
20382 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
20383 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
20384 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
20385 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
20386 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
20388 2016-05-24 Richard Biener <rguenther@suse.de>
20390 PR tree-optimization/71240
20391 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
20394 2016-05-24 Richard Biener <rguenther@suse.de>
20396 PR tree-optimization/71230
20397 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
20399 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20401 * tree-vectorizer.h (vectorizable_comparison): Delete.
20402 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
20403 PURE_SLP_STMT check.
20404 * tree-vect-stmts.c (vectorizable_call): Likewise.
20405 (vectorizable_simd_clone_call): Likewise.
20406 (vectorizable_conversion): Likewise.
20407 (vectorizable_assignment): Likewise.
20408 (vectorizable_shift): Likewise.
20409 (vectorizable_operation): Likewise.
20410 (vectorizable_load): Likewise.
20411 (vectorizable_condition): Likewise.
20412 (vectorizable_store): Likewise. Assert that we don't have
20414 (vectorizable_comparison): Make static. Remove redundant
20415 PURE_SLP_STMT check.
20416 (vect_transform_stmt): Assert that we always have an slp_node
20419 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20421 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
20422 operands[2] against 1 with comparison against CONST1_RTX.
20423 (<shift>di3_neon): Likewise.
20424 * config/arm/predicates.md (const0_operand): Replace with comparison
20425 against CONST0_RTX.
20427 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20429 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
20430 operands[2] against 1 with comparison against CONST1_RTX.
20431 (ashrdi3): Likewise.
20432 (lshrdi3): Likewise.
20433 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
20435 (ashrsi3): Likewise.
20436 (lshrsi3): Likewise.
20437 (rotrsi3): Likewise.
20438 (define_split above *compareqi_eq0): Likewise.
20439 (define_split above "prologue"): Likewise.
20440 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
20441 * config/arm/predicates.md (shift_operator): Likewise.
20442 (shift_nomul_operator): Likewise.
20443 (sat_shift_operator): Likewise.
20444 (thumb1_cmp_operand): Likewise.
20445 (const_neon_scalar_shift_amount_operand): Replace manual range
20446 check with IN_RANGE.
20447 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
20448 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
20450 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20452 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
20453 with HOST_WIDE_INT_1.
20455 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
20456 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
20457 (arm_canonicalize_comparison): Likewise.
20458 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
20460 (thumb1_size_rtx_costs): Likewise.
20461 (vfp_const_double_index): Replace cast of 1 to unsigned
20462 HOST_WIDE_INT with HOST_WIDE_INT_1U.
20463 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
20465 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
20466 HOST_WIDE_INT with HOST_WIDE_INT_1U.
20467 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
20468 HOST_WIDE_INT with HOST_WIDE_INT_1.
20470 2016-05-24 Marek Polacek <polacek@redhat.com>
20472 * tree-cfg.h (should_remove_lhs_p): New predicate.
20473 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
20474 * gimplify.c (gimplify_modify_expr): Likewise.
20475 * tree-cfg.c (verify_gimple_call): Likewise.
20476 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
20477 * gimple-fold.c: Include "tree-cfg.h".
20478 (gimple_fold_call): Use should_remove_lhs_p.
20480 2016-05-24 Richard Biener <rguenther@suse.de>
20482 PR tree-optimization/71253
20483 * cfganal.h (control_dependences): Make robust against edge
20485 (control_dependences::control_dependences): Remove edge_list argument.
20486 (control_dependences::get_edge): Remove.
20487 (control_dependences::get_edge_src): Add.
20488 (control_dependences::get_edge_dest): Likewise.
20489 (control_dependences::m_el): Make a vector of edge src/dest index.
20490 * cfganal.c (control_dependences::find_control_dependence): Adjust.
20491 (control_dependences::control_dependences): Likewise.
20492 (control_dependences::~control_dependence): Likewise.
20493 (control_dependences::get_edge): Remove.
20494 (control_dependences::get_edge_src): Add.
20495 (control_dependences::get_edge_dest): Likewise.
20496 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
20498 (perform_tree_ssa_dce): Adjust.
20499 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
20501 (pass_loop_distribution::execute): Adjust. Do loop destroying
20502 conditional on changed.
20504 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20507 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
20508 return. Reindent transformation comment and mention the ARM state
20511 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20513 PR middle-end/71252
20514 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
20515 after build_and_add_sum creates new use stmt.
20517 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20519 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
20520 load_lanes/grouped_load classification comes first. Don't check
20521 whether the vectorization factor is a multiple of the group size
20524 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20526 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
20527 GROUP_GAP for single-element interleaving.
20528 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
20531 2016-05-24 Richard Biener <rguenther@suse.de>
20533 PR middle-end/70434
20535 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
20536 bases which are accessed with non-invariant indices.
20537 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
20538 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
20540 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20542 PR middle-end/71170
20543 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
20544 (add_to_ops_vec): Add stmt_to_insert.
20545 (add_repeat_to_ops_vec): Init stmt_to_insert.
20546 (insert_stmt_before_use): New.
20547 (transform_add_to_multiply): Remove mult_stmt insertion and add it
20549 (get_ops): Init stmt_to_insert.
20550 (maybe_optimize_range_tests): Likewise.
20551 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
20552 (rewrite_expr_tree_parallel): Likewise.
20553 (reassociate_bb): Likewise.
20555 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20558 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
20559 ISA 3.0 xxperm fusion alternative.
20560 (altivec_vperm_v8hiv16qi): Likewise.
20561 (altivec_vperm_<mode>_uns_internal): Likewise.
20562 (vperm_v8hiv4si): Likewise.
20563 (vperm_v16qiv8hi): Likewise.
20565 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20566 Kelvin Nilsen <kelvin@gcc.gnu.org>
20568 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
20569 vpermr/xxpermr on ISA 3.0.
20570 (altivec_expand_vec_perm_le): Likewise.
20571 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
20572 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
20575 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
20577 * config/i386/i386.h (IS_STACK_MODE): Enable for
20578 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
20579 SSE_FLOAT_MODE_P macros.
20580 * config/i386/i386.c (ix86_preferred_reload_class): Use
20581 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
20582 Cleanup regclass processing for CONST_DOUBLE_P.
20583 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
20584 (ix86_rtx_costs): Remove redundant TARGET_80387 check
20585 with IS_STACK_MODE macro.
20586 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
20588 (*movdf_internal): Use IS_STACK_MODE macro.
20589 (*movsf_internal): Ditto.
20591 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
20593 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
20594 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
20596 2016-05-23 Jeff Law <law@redhat.com>
20598 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
20600 (fsm_find_control_statement_thread_paths): Call it.
20602 2016-05-23 Martin Jambor <mjambor@suse.cz>
20605 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
20606 from_global_constant if t is not NULL.
20608 2016-05-23 Marek Polacek <polacek@redhat.com>
20611 * common.opt (Wswitch-unreachable): New option.
20612 * doc/invoke.texi: Document -Wswitch-unreachable.
20613 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
20616 2016-05-23 Bin Cheng <bin.cheng@arm.com>
20618 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
20619 TMR_INDEX is non-NULL.
20621 2016-05-23 Richard Biener <rguenther@suse.de>
20623 PR tree-optimization/71230
20624 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
20625 (try_special_add_to_ops): ... here. Always test for single-use.
20627 2016-05-23 Martin Jambor <mjambor@suse.cz>
20629 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
20630 default block if a PHI node in the original one would be resized.
20632 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20634 PR tree-optimization/58135
20635 * tree-vect-slp.c: When group size is not multiple
20636 of vector size, allow splitting of store group at
20639 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
20641 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
20643 2016-05-22 Jakub Jelinek <jakub@redhat.com>
20645 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
20646 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
20647 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
20650 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
20651 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
20652 v constraint instead of x and vinserti32x4 insn.
20654 * config/i386/sse.md (i128vldq): New mode iterator.
20655 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
20656 avx512dq and avx512vl alternatives.
20658 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
20659 constraint, use maybe_evex prefix instead of vex.
20660 (vec_dupv4sf): Use v constraint instead of x for output
20661 operand except for noavx alternative, use Yv constraint
20662 instead of x for input. Use maybe_evex prefix instead of vex.
20663 (*vec_dupv4si): Likewise.
20664 (*vec_dupv2di): Likewise.
20666 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
20668 PR middle-end/40921
20669 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
20670 (linearize_expr_tree): Call try_special_add_to_ops.
20671 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
20673 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20675 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
20676 to computed stack_usage.
20678 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
20681 * config/avr/avr.md (define_expand "mov<mode>"): If the source
20682 operand is subreg (symbol_ref) then move the symbol ref to register.
20684 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
20686 * tree.c (array_at_struct_end_p): Look through MEM_REF.
20688 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
20690 PR middle-end/71179
20691 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
20694 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
20696 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
20697 ranges by calling get_single_symbol and tidy up. Look more closely
20698 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
20700 2016-05-20 Jeff Law <law@redhat.com>
20702 * bitmap.c (bitmap_find_bit): Remove useless test.
20704 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
20706 * function.c (thread_prologue_and_epilogue_insns): Commit the
20707 insertion of the epilogue.
20709 2016-05-20 Martin Jambor <mjambor@suse.cz>
20711 PR tree-optimization/70884
20712 * tree-sra.c (initialize_constant_pool_replacements): Do not check
20713 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
20714 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
20715 of constant pool data as a reason for scalarization.
20717 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
20719 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
20720 for naked functions.
20721 (thumb1_expand_prologue): Likewise.
20723 2016-05-20 Nathan Sidwell <nathan@acm.org>
20725 * config/nvptx/nptx.c (nvptx_option_override): Only set
20726 flag_toplevel_reorder, if not explicitly specified. Set
20727 flag_no_common, unless explicitly specified.
20729 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20731 * calls.c (can_implement_as_sibling_call_p): Mark param
20732 reg_parm_stack_space with ATTRIBUTE_UNUSED.
20734 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
20736 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
20737 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
20738 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
20740 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
20741 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
20742 and CASE_CONST_ANY.
20744 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
20746 * config/nvptx/nvptx.md (sincossf3): New pattern.
20748 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20750 * calls.c (maybe_complain_about_tail_call): New function.
20751 (initialize_argument_information): Call
20752 maybe_complain_about_tail_call when clearing *may_tailcall.
20753 (can_implement_as_sibling_call_p): Call
20754 maybe_complain_about_tail_call when returning false.
20755 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
20756 ensure try_tail_call is set. Call maybe_complain_about_tail_call
20757 if tail-call optimization fails.
20758 * cfgexpand.c (expand_call_stmt): Initialize
20759 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
20760 * gimple-pretty-print.c (dump_gimple_call): Dump
20761 gimple_call_must_tail_p.
20762 * gimple.c (gimple_build_call_from_tree): Call
20763 gimple_call_set_must_tail with the value of
20764 CALL_EXPR_MUST_TAIL_CALL.
20765 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
20766 (gimple_call_set_must_tail): New function.
20767 (gimple_call_must_tail_p): New function.
20768 * print-tree.c (print_node): Update printing of TREE_STATIC
20769 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
20770 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
20771 trailing comment listing applicable flags.
20772 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
20774 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20776 * calls.c (expand_call): Move "Rest of purposes for tail call
20777 optimizations to fail" to...
20778 (can_implement_as_sibling_call_p): ...this new function, and
20779 split into multiple "if" statements.
20781 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20783 * cfgloop.h (expected_loop_iterations_unbounded,
20784 expected_loop_iterations): Unconstify.
20785 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
20786 profile with known upper bound; return 3 when profile is absent.
20787 (expected_loop_iterations): Update.
20789 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20791 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
20792 and get_max_loop_iterations_int.
20794 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20796 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
20797 realistic upper bounds here.
20799 2016-05-20 Jakub Jelinek <jakub@redhat.com>
20802 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
20803 calls if the LHS is variable length or has addressable type.
20804 If targets[0]->decl is a noreturn call with void return type and
20805 zero arguments, adjust fntype and remove lhs in that case.
20807 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
20809 PR tree-optimization/71079
20810 PR tree-optimization/71206
20811 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
20813 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20815 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
20816 (get_vec_alignment_for_array_decl): Likewise.
20817 (get_vec_alignment_for_record_decl): Likewise.
20818 (increase_alignment::execute): Move code to find alignment to
20819 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
20820 (type_align_map): New hash_map.
20822 2016-05-20 Richard Guenther <rguenther@suse.de>
20824 PR tree-optimization/29756
20825 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
20826 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
20827 * fold-const.c (operand_equal_p): Likewise.
20828 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
20829 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
20830 * tree-inline.c (estimate_operator_cost): Likewise.
20831 * tree-pretty-print.c (dump_generic_node): Likewise.
20832 * tree-ssa-operands.c (get_expr_operands): Likewise.
20833 * cfgexpand.c (expand_debug_expr): Likewise.
20834 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
20835 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
20836 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
20837 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
20838 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
20839 (execute_update_addresses_taken): Do it.
20841 2016-05-20 Richard Biener <rguenther@suse.de>
20843 PR tree-optimization/71185
20844 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
20845 register operations.
20847 2016-05-20 Richard Biener <rguenther@suse.de>
20849 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
20850 gimple_seq_add_seq_without_update.
20851 (release_bb_predicate): Assert we have no operands to free.
20852 (if_convertible_loop_p_1): Calculate post dominators later.
20853 Do not free BB predicates here.
20854 (combine_blocks): Do not recompute BB predicates.
20855 (version_loop_for_if_conversion): Save BB predicates around
20858 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
20860 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
20861 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
20862 code. Ignore sibcalls on EDGE_IGNORE edges.
20863 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
20864 on edges for sibcalls that run without prologue. The rest of the
20865 function is combined from...
20866 (fix_fake_fallthrough_edge): ... this, and ...
20867 (try_shrink_wrapping): ... a part of this. Remove the bb_with
20868 function argument, make it a local variable.
20870 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
20872 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
20873 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
20874 for 32-bit mode and SEH for 64-bit.
20875 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
20876 TARGET_64BIT_DEFAULT.
20878 2016-05-19 Ryan Burn <contact@rnburn.com>
20880 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
20881 * gengtype.c (open_base_files): Add cilk.h to ifiles.
20883 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
20885 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
20886 force pending loads from memory.
20888 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
20890 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
20891 (UNSPEC_DARN_32): New unspec constant.
20892 (UNSPEC_DARN_RAW): New unspec constant.
20893 (darn_32): New instruction.
20894 (darn_raw): New instruction.
20895 (darn): New instruction.
20896 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
20897 support and documentation for this macro.
20898 (BU_P9_MISC_1): New macro definition.
20899 (BU_P9_64BIT_MISC_0): New macro definition.
20900 (BU_P9_MISC_0): New macro definition.
20901 (darn_32): New builtin definition.
20902 (darn_raw): New builtin definition.
20903 (darn): New builtin definition.
20904 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
20905 RS6000_BUILTIN_0 directives to surround each occurrence of
20906 #include "rs6000-builtin.def".
20907 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
20908 RS6000_BTM_64BIT flags to the returned mask, depending on
20910 (def_builtin): Correct an error in the assignments made to the
20911 debugging variable attr_string.
20912 (rs6000_expand_builtin): Add support for no-operand built-in
20914 (builtin_function_type): Remove fatal_error assertion that is no
20916 (rs6000_common_init_builtins): Add support for no-operand built-in
20918 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
20920 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
20922 (RS6000_BTM_64BIT): New macro definition.
20923 * doc/extend.texi: Document __builtin_darn (void),
20924 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
20927 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
20929 * tree-vect-loop.c (vect_analyze_loop_2): Use also
20930 max_loop_iterations_int.
20932 2016-05-19 Marek Polacek <polacek@redhat.com>
20934 PR tree-optimization/71031
20935 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
20936 condition and adjust the code a bit.
20938 2016-05-19 Martin Liska <mliska@suse.cz>
20940 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
20941 auto_vec instead of vec.
20943 2016-05-19 Martin Liska <mliska@suse.cz>
20945 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
20947 2016-05-19 Martin Liska <mliska@suse.cz>
20949 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
20951 2016-05-19 Martin Liska <mliska@suse.cz>
20953 * ipa-pure-const.c (set_function_state): Remove an existing
20955 (remove_node_data): Do not free it as it's released
20956 in set_function_state.
20958 2016-05-19 Martin Liska <mliska@suse.cz>
20960 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
20963 2016-05-19 Martin Liska <mliska@suse.cz>
20965 * omp-simd-clone.c (simd_clone_adjust): Release vector.
20967 2016-05-19 Martin Liska <mliska@suse.cz>
20969 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
20970 an auto_vec instead of re-creating it.
20972 2016-05-19 Martin Liska <mliska@suse.cz>
20974 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
20975 auto_vec instead of vec.
20977 2016-05-19 Martin Liska <mliska@suse.cz>
20979 * lto-section-in.c (lto_get_section_data): Call
20980 lto_check_version with additional argument.
20981 * lto-streamer.c (lto_check_version): Add new argument.
20982 * lto-streamer.h (lto_check_version): Likewise.
20984 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20986 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
20987 Don't add cost of inner memory when handling sign-extended loads.
20989 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
20991 PR rtl-optimization/71148
20992 * cse.c (cse_main): Free dominance info.
20993 (rest_of_handle_cse): Don't free dominance info.
20994 (rest_of_handle_cse2): Likewise.
20995 (rest_of_handle_cse_after_global_opts): Likewise.
20997 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21000 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
21001 NULL_TREE early if NEON is not available. Remove now redundant check
21002 in ARM_CHECK_BUILTIN_MODE.
21004 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
21007 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
21008 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
21009 * doc/cpp.texi: Document new macros.
21011 2016-05-19 Bin Cheng <bin.cheng@arm.com>
21013 PR tree-optimization/69848
21014 * tree-vect-loop.c (vectorizable_reduction): Don't factor
21015 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
21017 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
21019 * function.c (thread_prologue_and_epilogue_insn): Move the
21020 "goto epilogue_done" one block later.
21022 2016-05-19 Richard Biener <rguenther@suse.de>
21024 PR tree-optimization/70729
21025 * passes.def: Move LIM pass before PRE. Remove no longer
21026 required copyprop and move first DCE out of the loop pipeline.
21028 2016-05-18 David Malcolm <dmalcolm@redhat.com>
21031 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
21032 (OBJS-libcommon-target): ...here.
21033 * opts-common.c: Include spellcheck.h.
21034 (cmdline_handle_error): Build a vec of valid options and use it
21035 to suggest provide hints for misspelled arguments.
21037 2016-05-18 Jakub Jelinek <jakub@redhat.com>
21040 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
21041 lhs if it has TREE_ADDRESSABLE type.
21043 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
21046 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
21047 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
21049 2016-05-18 Martin Jambor <mjambor@suse.cz>
21052 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
21053 input for NOP_EXPR pass-through functions.
21054 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
21055 aggregate global constant VAR_DECLs in constant jump functions.
21057 2016-05-18 Martin Jambor <mjambor@suse.cz>
21060 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
21061 from TREE_READONLY parameters.
21063 2016-05-18 Martin Jambor <mjambor@suse.cz>
21066 * cgraph.h (cgraph_indirect_call_info): New field
21067 guaranteed_unmodified.
21068 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
21069 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
21071 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
21072 pass the parameter value to ipa_find_agg_cst_for_param.
21073 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
21074 guaranteed_unmodified, store AA results there instead of bailing out
21076 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
21077 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
21078 (find_constructor_constant_at_offset): New function.
21079 (ipa_find_agg_cst_from_init): Likewise.
21080 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
21081 static initializers of contants, report back through a new paameter
21082 from_global_constant if that was the case.
21083 (try_make_edge_direct_simple_call): Also pass parameter value to
21084 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
21086 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
21087 (ipa_read_indirect_edge_info): Likewise.
21088 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
21089 (ipa_load_from_parm_agg): Likewise.
21091 2016-05-18 Jiong Wang <jiong.wang@arm.com>
21093 PR rtl-optimization/71150
21094 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
21097 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
21100 * config/rs6000/constraints.md (wE constraint): New constraint
21101 for a vector constant that can be loaded with XXSPLTIB.
21102 (wM constraint): New constraint for a vector constant of a 1's.
21103 (wS constraint): New constraint for a vector constant that can be
21104 loaded with XXSPLTIB and a vector sign extend instruction.
21105 * config/rs6000/predicates.md (xxspltib_constant_split): New
21106 predicates for wE/wS constraints.
21107 (xxspltib_constant_nosplit): Likewise.
21108 (easy_vector_constant): Add support for constants that can be
21109 loaded via XXSPLTIB.
21110 (all_ones_constant): New predicate for vector constant with all
21112 (splat_input_operand): Add support for ISA 3.0 word splat operations.
21113 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
21114 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
21115 instruction and possibly with a sign extension.
21116 (output_vec_const_move): Add support for XXSPLTIB. If we are
21117 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
21118 instead of XXLXOR/XXLORC.
21119 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
21121 (rs6000_legitimize_reload_address): Likewise.
21122 (rs6000_output_move_128bit): Use output_vec_const_move to emit
21124 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
21125 combine VSX_M and VSX_M2 into one iterator.
21126 (VSX_M2): Likewise.
21127 (VSINT_84): New iterators for loading constants with XXSPLTIB.
21128 (VSINT_842): Likewise.
21129 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
21130 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
21131 XXSPLTIB instruction.
21132 (xxspltib_<mode>_nosplit): Likewise.
21133 (xxspltib_<mode>_split): New insn to load up constants with
21134 XXSPLTIB and a sign extend instruction.
21135 (vsx_mov<mode>): Replace single move that handled all vector types
21136 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
21137 moves (when -mvsx-timode is in effect) into the main vector
21138 moves. Eliminate separate moves for <VSr> <VSa>, where the
21139 preferred register class (<VSr>) is listed first, and the
21140 secondary register class (<VSa>) is listed second with a '?' to
21141 discourage use. Prefer loading 0/-1 in any VSX register for ISA
21142 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
21143 that if the register was involved in a slow operation, the
21144 clear/set operation does not wait for the slow operation to
21145 finish. Adjust the length attributes for 32-bit mode. Use
21146 rs6000_output_move_128bit and drop the use of the string
21147 instructions for 32-bit movti when -mvsx-timode is in effect. Use
21148 spacing so that the alternatives and attributes don't generate
21149 long lines, and put things in columns, so that it is easier to
21150 match up the operands and attributes with the insn alternatives.
21151 (vsx_mov<mode>_64bit): Likewise.
21152 (vsx_mov<mode>_32bit): Likewise.
21153 (vsx_movti_64bit): Fold movti into normal vector moves.
21154 (vsx_movti_32bit): Likewise.
21155 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
21156 splat instructions.
21157 (vsx_splat_v4si_internal): Likewise.
21158 (vsx_splat_v4sf_internal): Likewise.
21159 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
21160 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
21161 extend vector elements.
21162 (vsx_sign_extend_hi_<mode>): Likewise.
21163 (vsx_sign_extend_si_v2di): Likewise.
21164 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
21166 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
21167 constraints. Add trailing period to wL documentation.
21169 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
21171 PR middle-end/71020
21172 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
21173 * tree-dfa.c (replace_abnormal_ssa_names): New function.
21174 * tree-call-cdce.c: Include tree-dfa.h.
21175 (can_guard_call_p): New function, extracted from...
21176 (can_use_internal_fn): ...here.
21177 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
21179 (shrink_wrap_one_built_in_call): Likewise.
21180 (use_internal_fn): Likewise.
21181 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
21182 and return void. Call replace_abnormal_ssa_names.
21183 (pass_call_cdce::execute): Check can_guard_call_p during the
21184 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
21185 will always change something.
21187 2016-05-18 Martin Jambor <mjambor@suse.cz>
21190 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
21191 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
21193 2016-05-18 Martin Jambor <mjambor@suse.cz>
21196 * ipa-inline.h (condition): New field size.
21197 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
21198 for comaprison and store it into the new condition.
21199 (evaluate_conditions_for_known_args): Use condition size to check
21200 access sizes for all but CHANGED conditions.
21201 (unmodified_parm_1): New parameter size_p, store access size into it.
21202 (unmodified_parm): Likewise.
21203 (unmodified_parm_or_parm_agg_item): Likewise.
21204 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
21205 (set_cond_stmt_execution_predicate): Extract access sizes and store
21206 them to conditions.
21207 (set_switch_stmt_execution_predicate): Likewise.
21208 (will_be_nonconstant_expr_predicate): Likewise.
21209 (will_be_nonconstant_predicate): Likewise.
21210 (inline_read_section): Stream condition size.
21211 (inline_write_summary): Likewise.
21213 2016-05-18 Richard Biener <rguenther@suse.de>
21215 * tree-ssa-loop-im.c (determine_max_movement): Properly add
21216 condition cost to PHI cost instead of total_cost.
21218 2016-05-18 Martin Liska <mliska@suse.cz>
21221 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
21224 2016-05-18 Richard Biener <rguenther@suse.de>
21226 * lto-streamer.h (LTO_major_version): Bump to 6.
21228 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21230 * function.c (make_split_prologue_seq, make_prologue_seq,
21231 make_epilogue_seq): New functions, factored out from...
21232 (thread_prologue_and_epilogue_insns): Here.
21234 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21236 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
21237 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
21238 of before. Add a comment.
21240 2016-05-18 Bin Cheng <bin.cheng@arm.com>
21242 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
21243 expression pointer, not pointer to the pointer.
21245 2016-05-18 Jakub Jelinek <jakub@redhat.com>
21247 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
21248 (avx2_pbroadcast<mode>): Add another alternative with v instead
21249 of x constraints in it, using <pbroadcast_evex_isa> isa.
21250 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
21252 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
21253 constraint x instead of v in second alternative, add avx512bw
21256 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
21257 constraint x instead of v in second alternative, add avx512bw
21260 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
21261 constraint x instead of v in second alternative, add avx512bw
21264 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
21265 avx512bw alternative.
21267 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
21269 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
21270 array to 128 chars.
21271 (define_insn "*andnottf3"): Ditto.
21272 (define_insn "*<code><mode>3"/any_logic): Ditto.
21273 (define_insn "*<code>tf3"/any_logic): Ditto.
21274 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
21275 operand to block AVX-512VL insn variant emit when it is not enabled.
21277 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
21279 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
21280 constraint fot SF mode.
21282 2016-05-18 Petr Murzin <petr.murzin@intel.com>
21283 Kirill Yukhin <kirill.yukhin@intel.com>
21285 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
21287 (define_insn "rsqrt14<mode>"): Ditto.
21288 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
21289 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
21290 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
21291 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
21292 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
21294 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
21295 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
21296 * config/i386/i386.c (ix86_print_operand): Expand check for size
21297 override codes for Intel syntax.
21299 2016-05-18 Richard Biener <rguenther@suse.de>
21301 PR tree-optimization/71168
21302 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
21303 initialization earlier.
21305 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
21307 * config/aarch64/aarch64-simd.md
21308 (aarch64_reduc_plus_internal<mode>): Rename to...
21309 (reduc_plus_scal): ...This, and remove previous implementation.
21311 2016-05-18 Richard Biener <rguenther@suse.de>
21313 * passes.def: Put late dse and cd_dce in canonical order.
21315 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
21317 * ipa-inline-transform.c (preserve_function_body_p): Look for
21318 first non-thunk clone.
21319 (save_function_body): Save into first non-thunk.
21320 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
21322 (lto_output_node): Inline thunks don't need body in every
21324 * lto-streamer-in.c: Do not fixup thunk clones.
21325 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
21327 * tree-inline.c (copy_bb): Be prepared for target node to be new after
21330 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
21332 PR middle-end/63586
21333 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
21334 (reassociate_bb): Call transform_add_to_multiply.
21336 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
21338 * config/aarch64/aarch64.c (all_extensions): Removed unused
21341 2016-05-17 Nathan Sidwell <nathan@acm.org>
21343 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
21344 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
21346 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
21348 PR tree-optimization/54579
21349 PR middle-end/55299
21350 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
21352 2016-05-17 Marek Polacek <polacek@redhat.com>
21355 * tree-inline.c (expand_call_inline): Call
21356 maybe_remove_unused_call_args.
21358 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
21360 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
21361 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
21362 * doc/md.texi (fmin@var{m}3): Likewise.
21364 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21366 * match.pd (X & C): New transformation.
21368 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21370 * match.pd (~X & Y): New transformation.
21372 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21374 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
21375 information for new SSA_NAME.
21376 (simplify_conversion_using_ranges): Get range through get_range_info
21377 instead of get_value_range.
21379 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21381 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
21382 Remove inline assembly.
21383 (vmvn_s16): Likewise.
21384 (vmvn_s32): Likewise.
21385 (vmvn_u8): Likewise.
21386 (vmvn_u16): Likewise.
21387 (vmvn_u32): Likewise.
21388 (vmvnq_s8): Likewise.
21389 (vmvnq_s16): Likewise.
21390 (vmvnq_s32): Likewise.
21391 (vmvnq_u8): Likewise.
21392 (vmvnq_u16): Likewise.
21393 (vmvnq_u32): Likewise.
21394 (vmvn_p8): Likewise.
21395 (vmvnq_p16): Likewise.
21397 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21399 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
21401 (vmul_n_s16): Likewise.
21402 (vmul_n_s32): Likewise.
21403 (vmul_n_u16): Likewise.
21404 (vmul_n_u32): Likewise.
21405 (vmulq_n_f32): Likewise.
21406 (vmulq_n_f64): Likewise.
21407 (vmulq_n_s16): Likewise.
21408 (vmulq_n_s32): Likewise.
21409 (vmulq_n_u16): Likewise.
21410 (vmulq_n_u32): Likewise.
21412 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21414 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
21415 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
21417 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21419 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
21420 to *aarch64_fma4_elt_from_dup<mode>.
21421 (*aarch64_fnma4_elt_to_128df): Rename to
21422 *aarch64_fnma4_elt_from_dup<mode>.
21423 * config/aarch64/arm_neon.h (vfma_n_f64): New.
21424 (vfms_n_f32): Likewise.
21425 (vfms_n_f64): Likewise.
21426 (vfmsq_n_f32): Likewise.
21427 (vfmsq_n_f64): Likewise.
21429 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
21431 * wide-int.h: Change fixed_wide_int_storage from class to struct.
21433 2016-05-17 Richard Biener <rguenther@suse.de>
21435 PR tree-optimization/71132
21436 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
21437 Only add control dependences for blocks in the loop.
21438 (build_rdg): Adjust.
21439 (generate_code_for_partition): Return whether loop should
21440 be destroyed and delay that.
21441 (distribute_loop): Likewise.
21442 (pass_loop_distribution::execute): Record loops to be destroyed
21443 and perform delayed destroying of loops.
21445 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21448 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
21450 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21452 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
21454 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
21457 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
21458 insertion point for instructions generated by validize_mem.
21460 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21462 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
21465 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21467 * config/aarch64/aarch64.c
21468 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
21469 rather than a macro.
21471 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21473 * doc/invoke.texi (AArch64 Options): Various updates.
21475 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21477 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
21478 into instrumentation thunks.
21479 * cif-code.def (CIF_CHKP): New.
21481 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
21483 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
21485 2016-05-16 Martin Jambor <mjambor@suse.cz>
21487 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
21488 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
21490 2016-05-16 Marek Polacek <polacek@redhat.com>
21492 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
21495 2016-05-16 Martin Jambor <mjambor@suse.cz>
21498 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
21499 the outlined kernel function.
21501 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
21503 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
21504 (ISA_HAS_DLSA): Ditto.
21506 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
21508 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
21510 2016-05-16 Nathan Sidwell <nathan@acm.org>
21512 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
21513 (nvptx_name_replacement): Restore. Add comment.
21514 (write_fn_proto, write_fn_proto_from_insn,
21515 nvptx_output_call_insn): Restore
21516 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
21518 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21520 * config/aarch64/aarch64.md
21521 (add<mode>3_compareC_cconly_imm): Remove use of %w.
21522 (add<mode>3_compareC_imm): Likewise.
21523 (<optab>si3_uxtw): Split into register and immediate variants.
21524 (andsi3_compare0_uxtw): Likewise.
21525 (and<mode>3_compare0): Likewise.
21526 (and<mode>3nr_compare0): Likewise.
21527 (stack_protect_test_<mode>): Don't use %x for memory operands.
21529 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
21531 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
21533 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21535 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
21536 Split integer shifts into shift_reg and bfm.
21537 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
21538 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
21539 (ror<mode>3_insn): Likewise.
21540 (<optab>si3_insn_uxtw): Likewise.
21541 (<optab><mode>3_insn): Change to rotate_imm.
21542 (extr<mode>5_insn_alt): Likewise.
21543 (extrsi5_insn_uxtw): Likewise.
21544 (extrsi5_insn_uxtw_alt): Likewise.
21546 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21548 * doc/tm.texi: Regenerate.
21549 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
21550 (TARGET_INVALID_RETURN_TYPE): Remove.
21551 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
21552 TARGET_INVALID_RETURN_TYPE.
21553 * target.def (invalid_parameter_type): Remove.
21554 (invalid_return_type): Remove.
21556 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21558 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
21559 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
21561 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
21563 (preserve_function_body_p): No need to preserve function body
21564 * cif-codes.def (CIF_THUNK): Remove.
21565 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
21567 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21569 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
21571 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21573 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
21576 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21578 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
21579 (inline_small_functions): Do not look for function symbol when
21582 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21584 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
21587 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21588 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21589 Jiong Wang <jiong.wang@arm.com>
21591 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
21592 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
21593 Define __ARM_FP16_ARGS when appropriate.
21594 * config/arm/arm.c (arm_invalid_parameter_type): Remove
21596 (arm_invalid_return_type): Likewise.
21597 (TARGET_INVALID_PARAMETER_TYPE): Remove.
21598 (TARGET_INVALID_RETURN_TYPE): Remove.
21599 (aapcs_vfp_sub_candidate): Allow HFmode.
21600 (aapcs_vfp_allocate): Add comment. Support HFmode.
21601 (aapcs_vfp_allocate_return_reg): Likewise.
21602 (struct aapcs_cp_arg_layout): Slightly reword comments for
21603 is_return_candidate and allocate_return_reg.
21604 (output_mov_vfp): Update assert.
21605 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
21607 (arm_invalid_parameter_type): Remove.
21608 (amr_invalid_return_type): Remove.
21609 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
21610 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
21611 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
21613 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21615 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
21616 * config/aarch64/arch64-protos.h
21617 (aarch64_legitimize_reload_address): Remove.
21618 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
21621 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
21623 * configure.ac: Add ACX_NONCANONICAL_HOST.
21624 * configure: Regenerate.
21625 * Makefile.in: Set host_noncanonical.
21627 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
21630 * config/i386/i386.md (*movtf_internal): Before register allocation,
21631 do not allow FP constants for CM_MEDIUM memory model, allow only
21632 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
21633 (*movxf_internal): Ditto.
21634 (*movdf_internal): Ditto.
21635 (*movsf_internal): Ditto.
21637 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
21639 PR rtl-optimization/67483
21640 * combine.c (make_compound_operation): Don't call extract_left_shift
21641 with negative shift amounts.
21643 2016-05-13 Jakub Jelinek <jakub@redhat.com>
21646 * fold-const.c (fold_checksum_tree): Allow modification
21647 of TYPE_ALIAS_SET during folding.
21649 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
21650 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
21651 (ix86_split_to_parts): Likewise. Fix up formatting.
21653 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
21655 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
21656 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
21659 2016-05-13 Nathan Sidwell <nathan@acm.org>
21661 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
21662 (nvptx_name_replacement): Delete.
21663 (write_fn_proto, write_fn_proto_from_insn,
21664 nvptx_output_call_insn): Remove nvptx_name_replacement call.
21665 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
21666 * langhooks.c (add_builtin_funcction_common): Call
21667 targetm.mangle_decl_assembler_name.
21669 * config/nvptx/nvptx.c (write_fn_proto): Handle
21670 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
21672 2016-05-13 Martin Liska <mliska@suse.cz>
21674 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
21675 and PRIu64 in printf format.
21677 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21679 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
21682 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21684 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
21685 Change --param max-completely-peeled-times to
21686 --param max-completely-peel-times in dump file printing.
21688 2016-05-13 Richard Biener <rguenther@suse.de>
21690 PR tree-optimization/42587
21691 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
21692 (find_bswap_or_nop_1): Likewise.
21693 (bswap_replace): Likewise.
21695 2016-05-13 Martin Liska <mliska@suse.cz>
21697 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
21698 Initialize a variable with default value.
21700 2016-05-13 Martin Liska <mliska@suse.cz>
21702 * doc/invoke.texi: Enhance explanation of error recovery
21705 2016-05-13 Martin Liska <mliska@suse.cz>
21707 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
21708 (struct cost_pair): Change inv_expr_id (int) to inv_expr
21709 (iv_inv_expr_ent *).
21710 (struct iv_inv_expr_ent): Comment struct fields.
21711 (sort_iv_inv_expr_ent): New function.
21712 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
21713 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
21714 a hash_map between iv_inv_expr_ent and number of usages.
21715 (niter_for_exit): Fix coding style.
21716 (tree_ssa_iv_optimize_init): Use renamed variable.
21717 (determine_base_object): Fix coding style.
21718 (alloc_iv): Likewise.
21719 (find_interesting_uses_outside): Likewise.
21720 (add_candidate_1): Likewise.
21721 (add_standard_iv_candidates): Likewise.
21722 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
21723 (prepare_decl_rtl): Fix coding style.
21724 (get_address_cost): Likewise.
21725 (get_shiftadd_cost): Likewise.
21726 (force_expr_to_var_cost): Likewise.
21727 (compare_aff_trees): Likewise.
21728 (get_expr_id): Restructure the function.
21729 (get_loop_invariant_expr_id): Renamed to
21730 get_loop_invariant_expr.
21731 (get_computation_cost_at): Replace usage of inv_expr_id with
21733 (get_computation_cost): Likewise.
21734 (determine_group_iv_cost_generic): Likewise.
21735 (determine_group_iv_cost_address): Likewise.
21736 (iv_period): Fix coding style.
21737 (iv_elimination_compare_lt): Likewise.
21738 (may_eliminate_iv): Likewise.
21739 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
21741 (determine_group_iv_costs): Dump invariant expressions.
21742 (iv_ca_recount_cost): Use the newly added hash_map.
21743 (iv_ca_set_remove_invariants): Fix coding style.
21744 (iv_ca_set_add_invariants): Fix coding style.
21745 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
21747 (iv_ca_set_cp): Likewise.
21748 (iv_ca_new): Initialize the newly added hash_map and remove
21749 initialization of fields.
21750 (iv_ca_free): Delete the hash_map.
21751 (iv_ca_dump): Dump invariant expressions.
21752 (iv_ca_extend): Fix coding style.
21753 (try_add_cand_for): Likewise.
21754 (create_new_ivs): Dump information about # of avg iterations and
21755 # of used invariant expressions.
21756 (rewrite_use_compare): Fix coding style.
21757 (free_loop_data): Set default value for max_inv_expr_id.
21759 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
21761 * cse.c (rest_of_handle_cse): Use cleanup_cfg
21762 returned value cse_cfg_altered computation.
21763 (rest_of_handle_cse2): Likewise.
21764 (rest_of_handle_cse_after_global_opts): Likewise.
21766 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21769 * config/arm/arm.c (arm32_output_mi_thunk): New.
21770 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
21771 to split Thumb1 vs TARGET_32BIT functionality.
21772 (arm_thumb1_mi_thunk): New.
21774 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21776 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
21779 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21782 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
21784 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
21786 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
21787 (expand_builtin_trap): Emit a regular call.
21788 (set_builtin_user_assembler_name): Remove obsolete cases.
21789 * dse.c (scan_insn): Adjust.
21790 * except.c: Include calls.h.
21791 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
21792 emit a regular call to setjmp.
21793 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
21794 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
21795 (emit_block_move_via_libcall): Delete.
21796 (block_move_fn): Delete.
21797 (init_block_move_fn): Likewise.
21798 (emit_block_move_libcall_fn): Likewise.
21799 (emit_block_op_via_libcall): New function.
21800 (set_storage_via_libcall): Tidy up and use memset builtin.
21801 (block_clear_fn): Delete.
21802 (init_block_clear_fn): Likewise.
21803 (clear_storage_libcall_fn): Likewise.
21804 (expand_assignment): Call emit_block_move_via_libcall.
21805 Do not include gt-expr.h.
21806 * expr.h (emit_block_op_via_libcall): Declare.
21807 (emit_block_copy_via_libcall): New inline function.
21808 (emit_block_move_via_libcall): Likewise.
21809 (emit_block_comp_via_libcall): Likewise.
21810 (block_clear_fn): Delete.
21811 (init_block_move_fn): Likewise.
21812 (init_block_clear_fn): Likewise.
21813 (emit_block_move_via_libcall): Likewise.
21814 (set_storage_via_libcall): Add default parameter value.
21815 * libfuncs.h (enum libfunc_index): Remove obsolete values.
21816 (abort_libfunc): Delete.
21817 (memcpy_libfunc): Likewise.
21818 (memmove_libfunc): Likewise.
21819 (memcmp_libfunc): Likewise.
21820 (memset_libfunc): Likewise.
21821 (setbits_libfunc): Likewise.
21822 (setjmp_libfunc): Likewise.
21823 (longjmp_libfunc): Likewise.
21824 (profile_function_entry_libfunc): Likewise.
21825 (profile_function_exit_libfunc): Likewise.
21826 (gcov_flush_libfunc): Likewise.
21827 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
21828 and DECL_VISIBILITY on the declaration.
21829 (init_optabs): Do not initialize obsolete libfuncs.
21830 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
21831 * tree-core.h (ECF_RET1): Define.
21832 (ECF_TM_PURE): Adjust.
21833 (ECF_TM_BUILTIN): Likewise.
21834 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
21835 (build_common_builtin_nodes): Initialize abort builtin.
21836 Add ECF_RET1 on memcpy, memmove and memset builtins.
21837 Pass final flags for alloca and alloca_with_align builtins.
21838 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
21840 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
21841 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
21842 set_storage_via_libcall and call emit_block_copy_via_libcall.
21844 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
21846 * config/i386/i386.md (*call_got_x32): Change operand 0 to
21847 DImode before it is passed to ix86_output_call_operand.
21848 (*call_value_got_x32): Ditto for operand 1.
21850 2016-05-12 Jiong Wang <jiong.wang@arm.com>
21852 PR rtl-optimization/70904
21853 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
21854 reload for wide mode.
21856 2016-05-12 Marek Polacek <polacek@redhat.com>
21859 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
21860 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
21861 * langhooks.h (incomplete_type_error): Likewise.
21862 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
21863 parameter, pass it down to incomplete_type_error.
21864 * tree.h (size_in_bytes): New inline overload.
21865 (size_in_bytes_loc): Renamed from size_in_bytes.
21867 2016-05-12 Richard Biener <rguenther@suse.de>
21869 PR tree-optimization/71059
21870 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
21871 nary before looking up or entering the expression into the VN
21873 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
21874 Make sure to re-use NARYs without result as inserted by
21877 2016-05-12 Richard Biener <rguenther@suse.de>
21879 PR tree-optimization/71062
21880 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
21882 * tree-ssa-structalias.c (set_uids_in_ptset): Set
21883 vars_contains_restrict if the var is a restrict tag.
21884 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
21885 do not disambiguate pointers against it.
21886 (dump_points_to_solution): Re-structure and adjust for new
21887 vars_contains_restrict flag.
21888 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
21890 2016-05-12 Martin Liska <mliska@suse.cz>
21892 * doc/invoke.texi: Explain connection between
21893 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
21895 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
21897 PR tree-optimization/71006
21898 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
21899 consider COND_EXPR as a mask producer.
21901 2016-05-12 Marek Polacek <polacek@redhat.com>
21904 * opts.c (common_handle_option): Detect missing argument for --help^.
21906 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21909 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
21910 when popping the PC and within an interrupt handler routine.
21911 Add missing tab to output of "ldmfd".
21912 (output_return_instruction): Output LDMFD with SP update rather
21913 than POP when returning from interrupt handler.
21915 2016-05-12 Jakub Jelinek <jakub@redhat.com>
21917 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
21918 TARGET_64BIT && TARGET_AVX512DQ.
21919 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
21920 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
21921 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
21922 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
21923 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
21924 (*vec_extractv4si_zext): Add avx512dq alternative.
21925 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
21926 use v instead of x constraint in other alternatives where possible.
21928 * config/i386/sse.md (sse2_loadld): Use v instead of x
21929 constraint in alternatives 0,1,4.
21931 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
21932 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
21933 v constraints instead of x and <pinsr_evex_isa> isa attribute.
21936 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
21937 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
21938 is not emitted unless TARGET_AVX512BW.
21939 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
21940 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
21941 for the result operand.
21943 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
21944 constraint instead of x in avx alternatives. Use maybe_evex instead
21947 * config/i386/constraints.md (Yv): New constraint.
21948 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
21949 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
21950 * config/i386/i386.md (avx512fvecmode): New mode attr.
21951 (*pushtf): Use v constraint instead of x.
21952 (*movtf_internal): Likewise. For TARGET_AVX512VL and
21953 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
21954 (*absneg<mode>2): Use Yv constraint instead of x constraint.
21955 (*absnegtf2_sse): Likewise.
21956 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
21957 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
21958 avx512f alternatives.
21959 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
21961 2016-05-12 Richard Biener <rguenther@suse.de>
21963 PR tree-optimization/71060
21964 * tree-data-ref.c (initialize_data_dependence_relation): Do not
21965 require exact match of DR_BASE_OBJECT but only matching address and
21968 2016-05-12 Richard Biener <rguenther@suse.de>
21970 PR tree-optimization/70986
21971 * cfganal.c: Include cfgloop.h.
21972 (dfs_find_deadend): Prefer to take edges exiting loops.
21974 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21976 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
21977 compile and run time.
21979 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
21982 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
21984 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
21986 * config/i386/i386.c (legitimize_pic_address): Use
21987 copy_to_suggested_reg instead of gen_movsi.
21989 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
21991 * config/rs6000/predicates.md (quad_memory_operand): Move most of
21992 the code into quad_address_p and call it to share code with
21993 vsx_quad_dform_memory_operand.
21994 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
21996 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
21997 bit instead of being a separate word. Split -mpower9-dform into
21998 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
21999 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
22000 for the register class supporting 128-bit quad word memory offsets.
22001 (mode_supports_vsx_dform_quad): Helper function to return if the
22002 register class uses quad word memory offsets.
22003 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
22004 (rs6000_debug_reg_global): Always print if we are using LRA or not.
22005 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
22006 instructions are enabled, set up the appropriate addr_masks for
22008 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
22009 -mpower9-dform-scalar, instead of -mpower9-dform.
22010 (rs6000_option_override_internal): Split -mpower9-dform into two
22011 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
22012 -mpower9-dform switch sets or clears both. If we are not using
22013 the LRA register allocator, do not enable -mpower9-dform-vector by
22014 default. If we are using LRA, enable -mpower9-dform-vector and
22015 -mvsx-timode if it is appropriate. Issue a warning if either
22016 -mpower9-dform-vector or -mvsx-timode are explicitly used without
22018 (quad_address_offset_p): New helper function to return if the
22019 offset is legal for quad word memory instructions.
22020 (quad_address_p): New function to determin if GPR or vector
22021 register quad word memory addresses are legal.
22022 (mem_operand_gpr): Validate quad word address offsets.
22023 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
22024 d-form (register + offset) instructions.
22025 (offsettable_ok_by_alignment): Likewise.
22026 (rs6000_legitimate_offset_address_p): Likewise.
22027 (legitimate_lo_sum_address_p): Likewise.
22028 (rs6000_legitimize_address): Likewise.
22029 (rs6000_legitimize_reload_address): Add more debug statements for
22031 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
22032 d-form instructions.
22033 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
22034 d-form instructions. Distinguish different cases in debug
22035 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
22036 d-form instructions.
22037 (rs6000_preferred_reload_class): Likewise.
22038 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
22039 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
22040 of the ISA 2.06 indexed memory instructions.
22041 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
22042 use them to save/restore the saved vector registers instead of
22043 using Altivec instructions.
22044 (rs6000_emit_epilogue): Likewise.
22045 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
22046 (rs6000_opt_masks): Split -mpower9-dform into
22047 -mpower9-dform-scalar and -mpower9-dform-vector.
22048 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
22050 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
22051 ISA 3.0 vector indexed memory instructions, and fold the code into
22052 the normal mov<mode> patterns.
22053 (p9_vecstore_<mode>): Likewise.
22054 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
22056 (vsx_movti_64bit): Likewise.
22057 (vsx_movti_32bit): Likewise.
22058 * config/rs6000/constraints.md (wO constraint): New constraint for
22059 ISA 3.0 vector d-form support.
22060 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
22061 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
22062 include -mpower9-dform-vector until we switch over to LRA.
22063 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
22064 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
22065 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
22066 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
22067 for -mpower9-dform and -mlra.
22068 * doc/md.texi (wO constraint): Document wO constraint.
22070 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
22072 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
22073 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
22074 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
22075 Move handling of non-insn arguments inline into the sole user:
22076 (output_trans_func): ...here.
22077 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
22078 in emitted function prototype.
22079 (output_internal_insn_latency_func): Ditto. Simplify.
22080 (output_internal_maximal_insn_latency_func): Ditto. Delete
22081 always-unused argument.
22082 (output_insn_latency_func): Ditto.
22083 (output_maximal_insn_latency_func): Ditto.
22085 2016-05-11 Richard Biener <rguenther@suse.de>
22087 PR tree-optimization/71055
22088 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
22089 sth with precision not equal to access size verify we don't chop
22092 2016-05-11 Richard Biener <rguenther@suse.de>
22095 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
22096 (dwarf2out_finish): Move retry_incomplete_types call ...
22097 (dwarf2out_early_finish): ... here.
22099 2016-05-11 Richard Biener <rguenther@suse.de>
22101 PR middle-end/71002
22102 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
22103 if the langhook insists on it.
22104 * fold-const.c (make_bit_field_ref): Add arg for the original
22105 reference and preserve its alias-set.
22106 (decode_field_reference): Take exp by reference and adjust it
22107 to the original memory reference.
22108 (optimize_bit_field_compare): Adjust callers.
22109 (fold_truth_andor_1): Likewise.
22110 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
22112 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
22114 PR middle-end/70807
22115 * cfgrtl.h (delete_insn_and_edges): Now return bool.
22116 * cfgrtl.c (delete_insn_and_edges): Likewise.
22117 * config/i386/i386.c (convert_scalars_to_vector): Remove
22119 * cse.c (cse_insn): Compute cse_cfg_altered.
22120 (delete_trivially_dead_insns): Likewise.
22121 (cse_cc_succs): Likewise.
22122 (rest_of_handle_cse): Free dominance info if required.
22123 (rest_of_handle_cse2): Likewise.
22124 (rest_of_handle_cse_after_global_opts): Likewise.
22126 2016-05-11 Alan Modra <amodra@gmail.com>
22128 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
22129 abi_v4_pass_in_fpr): New functions.
22130 (rs6000_function_arg_boundary): Exclude complex IBM long double
22131 from 64-bit alignment when ABI_V4.
22132 (rs6000_function_arg, rs6000_function_arg_advance_1,
22133 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
22135 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
22137 PR rtl-optimization/71028
22138 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
22139 jump with just a return in the fallthrough block if the branch
22140 block contains just a return as well.
22142 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
22144 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
22145 * match.pd ((X & Y) ^ Y): ... this.
22146 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
22147 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
22149 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22151 * read-md.c (require_char_ws): New function.
22152 (read_string): Simplify using require_char_ws.
22153 (handle_constants): Likewise.
22154 (handle_enum): Likewise.
22155 (handle_file): Likewise.
22156 * read-md.h (require_char_ws): New declaration.
22157 * read-rtl.c (read_conditions): Simplify using require_char_ws.
22158 (read_mapping): Likewise.
22159 (read_rtx_code): Likewise.
22160 (read_nested_rtx): Likewise.
22162 2016-05-10 James Norris <jnorris@codesourcery.com>
22164 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
22165 if offloading is enabled and -fopenacc or -fopenmp is specified.
22166 (CRTOFFLOADEND): Likewise.
22167 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
22168 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
22170 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
22172 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
22173 gotoff_operand code paths. Use copy_to_suggested_regs and
22174 expand_simple_binop where appropriate. Cleanup.
22176 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22179 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
22181 (dimode_scalar_chain::vector_const_cost): New.
22182 (dimode_scalar_chain::compute_convert_gain): Handle constants.
22183 (dimode_scalar_chain::convert_op): Likewise.
22184 (dimode_scalar_chain::convert_insn): Likewise.
22186 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22188 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
22189 unary operation, not a binary one.
22191 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22193 PR middle-end/70877
22194 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
22195 calls with type casted fndecl.
22197 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22199 PR tree-optimization/70786
22200 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
22201 * calls.c (initialize_argument_information): Bind bounds
22202 with corresponding args passed by reference.
22204 2016-05-10 Jakub Jelinek <jakub@redhat.com>
22207 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
22208 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
22209 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
22212 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22215 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
22216 code for a zero scale factor.
22217 (vsx_xvcvdpuxds_scale): Likewise.
22219 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22221 * diagnostic-show-locus.c (layout::layout): Call show_ruler
22222 if show_ruler_p was set on the context.
22223 (layout::show_ruler): New method.
22224 * diagnostic.h (struct diagnostic_context): Add field
22227 2016-05-10 Richard Biener <rguenther@suse.de>
22229 PR tree-optimization/71039
22230 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
22231 (chk_uses): New function.
22232 (propagate_with_phi): Verify we can safely replicate the lhs of an
22233 aggregate assignment on all incoming edges.
22235 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
22237 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
22239 (rx_atomic_sequence): New class.
22240 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
22241 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
22243 (rx_atomic_sequence::rx_atomic_sequence,
22244 rx_atomic_sequence::~rx_atomic_sequence): New functions.
22245 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
22246 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
22247 CTRLREG_INTB): New constants.
22248 (FETCHOP): New code iterator.
22249 (fethcop_name, fetchop_name2): New iterator code attributes.
22250 (QIHI): New mode iterator.
22251 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
22252 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
22253 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
22255 2016-05-10 Martin Liska <mliska@suse.cz>
22257 * tree-inline.c (remap_dependence_clique): Do not remap
22258 debugging statements.
22260 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22262 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
22263 ("*fixuns_truncdfdi2_z13")
22264 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
22265 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
22266 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
22268 2016-05-10 Richard Biener <rguenther@suse.de>
22270 PR tree-optimization/70497
22271 PR tree-optimization/28367
22272 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
22274 (visit_reference_op_load): ... here.
22275 (vn_reference_lookup_3): Use it to handle subreg-like accesses
22276 with simplified BIT_FIELD_REFs.
22277 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
22278 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
22281 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22283 * dwarf2out.c (add_abstract_origin_attribute): Adjust
22284 documentation comment. For BLOCK nodes, add a
22285 DW_AT_abstract_origin attribute that points to the DIE generated
22286 for the origin BLOCK.
22287 (gen_lexical_block_die): Call add_abstract_origin_attribute for
22288 blocks from inlined functions.
22290 2016-05-10 Alan Modra <amodra@gmail.com>
22293 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
22294 regrename modifying insns saving lr before __morestack call.
22295 * config/rs6000/rs6000.md (split_stack_return): Similarly for
22296 insns restoring lr after __morestack call.
22298 2016-05-09 Jakub Jelinek <jakub@redhat.com>
22300 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
22301 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
22303 * config/i386/sse.md (vec_interleave_high<mode>,
22304 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
22305 <avx512>_vpermt2var<mode>3_maskz): Likewise.
22307 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
22309 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
22310 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
22311 parallel reassociation for power8 and forward.
22313 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
22315 * config/i386/i386.md (absneg splitters with general regs): Use
22316 general_reg_operand predicate.
22317 (btsq peephole2): Use x86_64_immediate_operand to check if new
22318 value is suitable for immediate operand. Generate emitted insn
22319 using RTL expressions.
22320 (btcq peephole2): Ditto.
22321 (btrq peephole2): Ditto. Generate correct immediate operand
22324 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
22326 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
22329 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
22331 * tree-affine.c (wide_int_constant_multiple_p): Add missing
22332 pointer dereference.
22334 2016-05-09 Richard Biener <rguenther@suse.de>
22336 PR tree-optimization/70985
22337 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
22338 op0 isn't a gimple register.
22340 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
22342 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
22343 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
22344 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
22345 (i6400_fpu_mult): New cpu units.
22346 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
22347 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
22348 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
22349 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
22350 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
22351 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
22352 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
22353 (i6400_msa_long_float4, i6400_msa_long_float5)
22354 (i6400_msa_long_float8, i6400_msa_fdiv_df)
22355 (i6400_msa_fdiv_sf): New reservations.
22356 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
22357 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
22358 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
22359 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
22360 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
22361 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
22362 (msa_short_cmp, msa_short_float2, msa_short_logic3)
22363 (msa_short_store4, msa_long_load, msa_short_store)
22364 (msa_long_logic, msa_long_float2, msa_long_float4)
22365 (msa_long_float5, msa_long_float8, msa_long_mult)
22366 (msa_long_fdiv, msa_long_div): New reservations.
22368 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
22369 Sameera Deshpande <sameera.deshpande@imgtec.com>
22370 Matthew Fortune <matthew.fortune@imgtec.com>
22371 Graham Stott <graham.stott@imgtec.com>
22372 Chao-ying Fu <chao-ying.fu@imgtec.com>
22374 * config.gcc: Add MSA header file for mips*-*-* target.
22375 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
22376 (Ubv8i, Urv8): New constraints.
22377 * config/mips/mips-ftypes.def: Add function types for MSA
22379 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
22380 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
22381 * config/mips/mips-msa.md: New file.
22382 * config/mips/mips-protos.h
22383 (mips_split_128bit_const_insns): New prototype.
22384 (mips_msa_idiv_insns): Likewise.
22385 (mips_split_128bit_move): Likewise.
22386 (mips_split_128bit_move_p): Likewise.
22387 (mips_split_msa_copy_d): Likewise.
22388 (mips_split_msa_insert_d): Likewise.
22389 (mips_split_msa_fill_d): Likewise.
22390 (mips_expand_msa_branch): Likewise.
22391 (mips_const_vector_same_val_p): Likewise.
22392 (mips_const_vector_same_bytes_p): Likewise.
22393 (mips_const_vector_same_int_p): Likewise.
22394 (mips_const_vector_shuffle_set_p): Likewise.
22395 (mips_const_vector_bitimm_set_p): Likewise.
22396 (mips_const_vector_bitimm_clr_p): Likewise.
22397 (mips_msa_vec_parallel_const_half): Likewise.
22398 (mips_msa_output_division): Likewise.
22399 (mips_ldst_scaled_shift): Likewise.
22400 (mips_expand_vec_cond_expr): Likewise.
22401 * config/mips/mips.c (enum mips_builtin_type): Add
22402 MIPS_BUILTIN_MSA_TEST_BRANCH.
22403 (mips_gen_const_int_vector_shuffle): New prototype.
22404 (mips_const_vector_bitimm_set_p): New function.
22405 (mips_const_vector_bitimm_clr_p): Likewise.
22406 (mips_const_vector_same_val_p): Likewise.
22407 (mips_const_vector_same_bytes_p): Likewise.
22408 (mips_const_vector_same_int_p): Likewise.
22409 (mips_const_vector_shuffle_set_p): Likewise.
22410 (mips_symbol_insns): Forbid loading symbols via immediate for
22412 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
22414 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
22416 (mips_lx_address_p): Add support load indexed address for MSA.
22417 (mips_address_insns): Add calculation of instructions needed for
22418 stores and loads for MSA.
22419 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
22420 CONST_VECTOR for MSA and let it fall through.
22421 (mips_ldst_scaled_shift): New function.
22422 (mips_subword_at_byte): Likewise.
22423 (mips_msa_idiv_insns): Likewise.
22424 (mips_legitimize_move): Validate MSA moves.
22425 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
22426 calculation of costs for MSA division.
22427 (mips_split_move_p): Check if MSA moves need splitting.
22428 (mips_split_move): Split MSA moves if necessary.
22429 (mips_split_128bit_move_p): New function.
22430 (mips_split_128bit_move): Likewise.
22431 (mips_split_msa_copy_d): Likewise.
22432 (mips_split_msa_insert_d): Likewise.
22433 (mips_split_msa_fill_d): Likewise.
22434 (mips_output_move): Handle MSA moves.
22435 (mips_expand_msa_branch): New function.
22436 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
22437 Reinstate 'y' modifier.
22438 (mips_file_start): Add MSA .gnu_attribute.
22439 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
22441 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
22442 (mips_class_max_nregs): Add register size for MSA supported mode.
22443 (mips_cannot_change_mode_class): Allow conversion between MSA
22444 vector modes and TImode.
22445 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
22447 (mips_secondary_reload_class): Force MSA loads/stores via memory.
22448 (mips_preferred_simd_mode): Add preffered modes for MSA.
22449 (mips_vector_mode_supported_p): Add MSA supported modes.
22450 (mips_autovectorize_vector_sizes): New function.
22451 (mips_msa_output_division): Likewise.
22452 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
22453 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
22454 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
22455 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
22456 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
22457 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
22458 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
22459 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
22460 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
22461 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
22462 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
22463 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
22464 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
22465 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
22466 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
22467 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
22468 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
22469 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
22470 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
22471 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
22472 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
22473 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
22474 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
22475 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
22476 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
22477 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
22478 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
22479 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
22480 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
22481 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
22482 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
22483 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
22484 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
22485 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
22486 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
22487 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
22488 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
22489 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
22490 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
22491 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
22492 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
22493 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
22494 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
22495 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
22496 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
22497 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
22498 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
22499 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
22500 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
22501 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
22502 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
22503 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
22504 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
22505 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
22506 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
22507 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
22508 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
22509 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
22510 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
22511 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
22512 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
22513 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
22514 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
22515 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
22516 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
22517 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
22518 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
22519 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
22520 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
22521 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
22522 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
22523 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
22524 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
22525 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
22526 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
22527 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
22528 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
22529 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
22530 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
22531 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
22532 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
22533 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
22534 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
22535 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
22536 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
22537 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
22538 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
22539 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
22540 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
22541 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
22542 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
22543 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
22544 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
22545 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
22546 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
22547 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
22548 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
22549 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
22550 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
22551 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
22552 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
22553 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
22554 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
22555 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
22556 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
22557 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
22558 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
22559 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
22560 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
22561 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
22562 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
22563 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
22564 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
22565 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
22566 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
22567 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
22568 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
22569 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
22570 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
22571 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
22572 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
22573 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
22574 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
22575 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
22576 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
22577 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
22578 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
22579 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
22580 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
22581 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
22582 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
22583 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
22584 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
22585 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
22586 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
22587 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
22588 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
22589 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
22590 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
22591 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
22592 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
22593 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
22594 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
22595 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
22596 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
22597 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
22598 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
22599 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
22600 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
22601 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
22602 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
22604 (mips_get_builtin_decl_index): New array.
22605 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
22606 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
22607 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
22608 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
22609 (mips_init_builtins): Initialize mips_get_builtin_decl_index
22611 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
22613 (mips_expand_builtin_insn): Prepare operands for
22614 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
22615 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
22616 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
22617 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
22618 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
22619 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
22620 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
22621 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
22622 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
22623 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
22624 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
22625 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
22626 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
22627 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
22628 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
22629 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
22630 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
22631 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
22632 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
22633 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
22634 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
22635 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
22636 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
22637 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
22638 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
22639 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
22640 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
22641 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
22642 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
22643 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
22644 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
22645 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
22646 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
22647 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
22648 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
22649 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
22650 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
22651 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
22652 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
22653 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
22654 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
22655 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
22656 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
22657 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
22658 These are set implicitly and an error is reported if overridden.
22659 (mips_expand_builtin_msa_test_branch): New function.
22660 (mips_expand_msa_shuffle): Likewise.
22661 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
22662 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
22663 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
22664 (mips_expand_vec_unpack): Add support for MSA.
22665 (mips_expand_vector_init): Likewise.
22666 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
22667 instead of const0_rtx.
22668 (mips_msa_vec_parallel_const_half): New function.
22669 (mips_gen_const_int_vector): Likewise.
22670 (mips_gen_const_int_vector_shuffle): Likewise.
22671 (mips_expand_msa_cmp): Likewise.
22672 (mips_expand_vec_cond_expr): Likewise.
22673 * config/mips/mips.h
22674 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
22675 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
22677 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
22678 (ISA_HAS_MSA): New macro.
22679 (UNITS_PER_MSA_REG): Likewise.
22680 (BITS_PER_MSA_REG): Likewise.
22681 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
22682 (MSA_REG_FIRST): New macro.
22683 (MSA_REG_LAST): Likewise.
22684 (MSA_REG_NUM): Likewise.
22685 (MSA_REG_P): Likewise.
22686 (MSA_REG_RTX_P): Likewise.
22687 (MSA_SUPPORTED_MODE_P): Likewise.
22688 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
22689 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
22690 * config/mips/mips.md: Include mips-msa.md.
22691 (alu_type): Add simd_add.
22692 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
22693 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
22694 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
22695 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
22696 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
22697 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
22698 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
22699 simd_move, simd_load, simd_store. Choose "multi" for moves
22701 (qword_mode): New attribute.
22702 (insn_count): Add instruction count for quad moves.
22703 Increase the count for MIPS SIMD division.
22704 (UNITMODE): Add UNITMODEs for vector types.
22705 (addsub): New code iterator.
22706 * config/mips/mips.opt (mmsa): New option.
22707 * config/mips/msa.h: New file.
22708 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
22710 * config/mips/mti-linux.h: Likewise.
22711 * config/mips/predicates.md
22712 (const_msa_branch_operand): New constraint.
22713 (const_uimm3_operand): Likewise.
22714 (const_uimm4_operand): Likewise.
22715 (const_uimm5_operand): Likewise.
22716 (const_uimm8_operand): Likewise.
22717 (const_imm5_operand): Likewise.
22718 (aq10b_operand): Likewise.
22719 (aq10h_operand): Likewise.
22720 (aq10w_operand): Likewise.
22721 (aq10d_operand): Likewise.
22722 (const_m1_operand): Likewise.
22723 (reg_or_m1_operand): Likewise.
22724 (const_exp_2_operand): Likewise.
22725 (const_exp_4_operand): Likewise.
22726 (const_exp_8_operand): Likewise.
22727 (const_exp_16_operand): Likewise.
22728 (const_vector_same_val_operand): Likewise.
22729 (const_vector_same_simm5_operand): Likewise.
22730 (const_vector_same_uimm5_operand): Likewise.
22731 (const_vector_same_uimm6_operand): Likewise.
22732 (const_vector_same_uimm8_operand): Likewise.
22733 (par_const_vector_shf_set_operand): Likewise.
22734 (reg_or_vector_same_val_operand): Likewise.
22735 (reg_or_vector_same_simm5_operand): Likewise.
22736 (reg_or_vector_same_uimm6_operand): Likewise.
22737 * doc/extend.texi (MIPS SIMD Architecture Functions): New
22739 * doc/invoke.texi (-mmsa): Document new option.
22741 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22743 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
22744 * configure: Regenerate.
22745 * config.in: Regenerate.
22746 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
22747 on -fvtable-verify.
22748 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
22749 (ENDFILE_VTV_SPEC): Define.
22751 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
22753 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
22754 registers in all interrupt handlers if necessary.
22755 (rl78_option_override): Add warning.
22756 (MUST_SAVE_MDUC_REGISTERS): New macro.
22757 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
22758 * config/rl78/rl78.c (check_mduc_usage): New function.
22759 (mduc_regs): New structure to hold MDUC register data.
22760 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
22761 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
22762 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
22763 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
22764 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
22765 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
22767 2016-05-09 Bin Cheng <bin.cheng@arm.com>
22769 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
22770 (tree-ssa-loop-niter.h): Ditto.
22771 (idx_within_array_bound, ref_within_array_bound): New functions.
22772 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
22773 Factor out check on writable base object to ...
22774 (base_object_writable): ... here.
22776 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22778 * config/arm/arm.md (probe_stack): Add modes to set source
22781 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
22783 * regrename.c (base_reg_class_for_rename): New static function.
22784 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
22786 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
22788 * cgraph.c (thunk_adjust): Export.
22789 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
22790 * cgraphunit.c (thunk_adjust): Export.
22791 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
22793 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
22795 * tree-inline.c (expand_call_inline): Expand thunks inline.
22797 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
22800 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
22801 (*sse2_vd_cvtss2sd): Ditto.
22802 * config/i386/i386.md
22803 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
22804 Generate *sse2_vd_cvtsd2ss pattern.
22805 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
22806 Generate *sse2_vd_cvtss2sd pattern.
22808 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
22810 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
22811 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
22814 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
22816 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
22817 * config/sh/sh.c: Define and declare variables on first use throughout
22819 (current_function_interrupt): Change to bool type.
22820 (frame_insn): Rename to emit_frame_insn and update users.
22821 (push_regs): Use bool for 'interrupt_handler' argument.
22822 (save_schedule_s): Remove.
22823 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
22824 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
22825 targetm.asm_out.unaligned_op.di.
22826 (gen_far_branch): Remove redundant forward declaration.
22827 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
22828 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
22829 (sh_set_return_address, sh_function_ok_for_sibcall,
22830 scavenge_reg): Update comments.
22831 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
22832 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
22833 (sh_attr_renesas_p): Remove unnecessary parentheses.
22834 (branch_dest): Simplify.
22835 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
22836 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
22837 (CUMULATIVE_ARGS): Change macro to typedef.
22838 (current_function_interrupt): Change to bool type.
22839 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
22840 Surround with __cplusplus ifdef.
22841 (sh_compare_op0, sh_compare_op1): Remove.
22842 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
22844 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
22846 * config/arm/arm.md (arch): Add neon.
22847 (arch_enabled): Return yes for arch neon when TARGET_NEON.
22848 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
22849 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
22850 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
22851 attributes for alt renumbering. Mark alt 3 as non-predicable.
22852 (thumb2_movdf_vfp): Likewise.
22854 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
22856 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
22857 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
22858 (*andqi_1): Add preferred_for_speed attribute to disparage
22859 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
22860 (*<code>qi_1): Ditto.
22861 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
22862 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
22863 (*ashlqi3_1): Ditto.
22864 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
22865 Add preferred_for_size attribute to disparage alternative 0 and
22866 preferred_for_speed attribute to disparage alternative 1 for
22867 TARGET_PARTIAL_REG_STALL targets.
22869 2016-05-07 Tom de Vries <tom@codesourcery.com>
22871 PR tree-optimization/70956
22872 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
22875 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
22877 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
22878 * config/sh/sh.c (sh_cbranch_distance): Implement it.
22879 * config/sh/sh.md (branch_zero): Remove define_attr.
22880 (define_delay): Disable delay slot if branch distance is one insn.
22882 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22884 * config/i386/i386.md (LEAMODE): New mode attribute.
22885 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
22886 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
22887 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
22888 operand 2 predicate.
22889 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
22890 (*lea<mode>_general_3): Ditto.
22891 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
22893 2016-05-06 Jakub Jelinek <jakub@redhat.com>
22895 * genmddump.c (main): Convert argv from char ** to const char **.
22897 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22899 * coretypes.h (OVERRIDE): New macro.
22900 (FINAL): New macro.
22902 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
22904 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
22905 allow coalescing if the types are compatible.
22907 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22909 * pass_manager.h (pass_manager::register_pass_name): New method.
22910 (pass_manager::get_pass_by_name): New method.
22911 (pass_manager::create_pass_tab): New method.
22912 (pass_manager::m_name_to_pass_map): New field.
22913 * passes.c (name_to_pass_map): Delete global in favor of field
22914 "m_name_to_pass_map" of pass_manager.
22915 (register_pass_name): Rename from a function to...
22916 (pass_manager::register_pass_name): ...this method, updating
22917 for renaming of global "name_to_pass_map" to field
22918 "m_name_to_pass_map".
22919 (create_pass_tab): Rename from a function to...
22920 (pass_manager::create_pass_tab): ...this method, updating
22921 for renaming of global "name_to_pass_map" to field.
22922 (get_pass_by_name): Rename from a function to...
22923 (pass_manager::get_pass_by_name): ...this method.
22924 (enable_disable_pass): Convert use of get_pass_by_name to
22925 a method call, locating the pass_manager singleton.
22927 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22929 * genattr-common.c (main): Convert argv from char ** to const char **.
22930 * genattr.c (main): Likewise.
22931 * genattrtab.c (main): Likewise.
22932 * genautomata.c (initiate_automaton_gen): Likewise.
22934 * gencodes.c (main): Likewise.
22935 * genconditions.c (main): Likewise.
22936 * genconfig.c (main): Likewise.
22937 * genconstants.c (main): Likewise.
22938 * genemit.c (main): Likewise.
22939 * genenums.c (main): Likewise.
22940 * genextract.c (main): Likewise.
22941 * genflags.c (main): Likewise.
22942 * genmddeps.c (main): Likewise.
22943 * genopinit.c (main): Likewise.
22944 * genoutput.c (main): Likewise.
22945 * genpeep.c (main): Likewise.
22946 * genpreds.c (main): Likewise.
22947 * genrecog.c (main): Likewise.
22948 * gensupport.c (init_rtx_reader_args_cb): Likewise.
22949 (init_rtx_reader_args): Likewise.
22950 * gensupport.h (init_rtx_reader_args_cb): Likewise.
22951 (init_rtx_reader_args): Likewise.
22952 * gentarget-def.c (main): Likewise.
22953 * read-md.c (read_md_files): Likewise.
22954 * read-md.h (read_md_files): Likewise.
22956 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22958 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
22959 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
22960 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
22961 Remove unused predicate.
22962 (register_and_not_fp_reg_operand): Ditto.
22964 2016-05-06 Martin Liska <mliska@suse.cz>
22966 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
22967 instead of vec as the vector is local to the function.
22969 2016-05-06 Jakub Jelinek <jakub@redhat.com>
22971 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
22972 avx512bw alternative.
22974 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
22975 before the ashr<mode>3 pattern.
22977 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
22978 v instead of x in vex or maybe_vex alternatives, use
22979 maybe_evex instead of vex in prefix.
22981 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
22982 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
22983 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
22984 in vex or maybe_vex alternatives, use maybe_evex instead of vex
22987 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
22988 v instead of x in vex or maybe_vex alternatives, use
22989 maybe_evex instead of vex in prefix.
22991 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
22992 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
22993 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
22994 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
22995 alternatives, use maybe_evex instead of vex in prefix.
22997 * config/i386/sse.md (vec_interleave_lowv4sf,
22998 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
22999 v instead of x in vex or maybe_vex alternatives, use
23000 maybe_evex instead of vex in prefix.
23002 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
23003 v instead of x in vex or maybe_vex alternatives, use
23004 maybe_evex instead of vex in prefix.
23006 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
23007 v constraint instead of x.
23009 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
23011 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
23012 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
23015 2016-05-06 Richard Biener <rguenther@suse.de>
23017 PR tree-optimization/70948
23018 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
23019 Properly clobber all fields of va_list for __builtin_va_start.
23021 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
23024 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
23025 loop latch destination.
23027 2016-05-06 Martin Liska <mliska@suse.cz>
23029 * tree-ssa-uninit.c: Apply manual changes
23030 to the GNU coding style.
23031 (prune_uninit_phi_opnds): Rename from
23032 prune_uninit_phi_opnds_in_unrealizable_paths.
23034 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23036 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
23037 mspace): Remove deprecated options.
23038 * doc/invoke.texi (SH options): Remove -mspace.
23040 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23042 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
23044 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23046 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
23047 corresponding combine split pattern.
23049 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23052 * config/sh/predicates.md (long_displacement_mem_operand): New.
23053 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
23054 Add movi20, movi20s alternatives. Adjust length attribute for
23056 (movsi_ie): Allow for any FPU. Adjust length attribute for
23058 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
23059 attribute for alternatives.
23060 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
23061 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
23062 length attribute for alternatives.
23064 2016-05-06 Richard Biener <rguenther@suse.de>
23066 PR tree-optimization/70960
23067 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
23069 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23072 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
23073 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
23075 2016-05-06 Marek Polacek <polacek@redhat.com>
23078 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
23080 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23083 * config/sh/sh.md (*rotcr): Add another variant.
23085 2016-05-06 Richard Biener <rguenther@suse.de>
23087 PR middle-end/70931
23088 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
23090 2016-05-06 Richard Biener <rguenther@suse.de>
23092 PR middle-end/70941
23093 * fold-const.c (split_tree): Always convert to the original type
23096 2016-05-06 Richard Biener <rguenther@suse.de>
23098 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
23099 (fwprop_addr): Likewise.
23101 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23104 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
23106 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
23107 * config/i386/i386.md (push mem splitter): Use find_constant_src in
23108 the splitter condition.
23109 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
23110 the splitter condition.
23111 (FP float_extend load splitter): Ditto.
23113 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
23115 * config/i386/i386.md (peehole2 patterns): Change true_regnum
23116 to REGNO in all peephole2 patterns.
23117 (post-reload splitters): Change true_regnum to REGNO in
23118 post-reload splitters.
23119 (zero_extend splitters): Use general_reg_operand and
23120 nonimmediate_gr_operand predicates.
23122 2016-05-05 Jakub Jelinek <jakub@redhat.com>
23124 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
23125 v constraint instead of x.
23127 2016-05-05 Alan Modra <amodra@gmail.com>
23130 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
23131 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
23132 TARGET_NO_FP_IN_TOC for -mrelocatable.
23133 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
23134 TARGET_RELOCATABLE test.
23135 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23136 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23137 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23138 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23139 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23140 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23141 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23142 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23143 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
23144 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23146 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
23147 (rs6000_stack_info): Likewise.
23148 (rs6000_elf_asm_out_constructor): Likewise.
23149 (rs6000_elf_asm_out_destructor): Likewise.
23150 (rs6000_elf_declare_function_name): Likewise.
23151 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
23152 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
23155 2016-05-05 Alan Modra <amodra@gmail.com>
23157 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
23159 2016-05-05 Alan Modra <amodra@gmail.com>
23161 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
23162 out-of-line gpr restore for one or two regs if that would add
23165 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
23168 * config/i386/i386.md
23169 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
23170 Change to post-epilogue_completed late splitter. Use sse_reg_operand
23171 as operand 0 predicate.
23172 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
23174 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
23175 Ditto. Emit the pattern using RTX.
23177 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
23178 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
23179 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
23180 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
23182 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
23183 sse_reg_operand as operand 0 predicate.
23185 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
23186 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
23187 instead of gen_rtx_REG.
23188 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
23191 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23193 * function.c (emit_use_return_register_into_block): Delete.
23194 (gen_return_pattern): Delete.
23195 (emit_return_into_block): Delete.
23196 (active_insn_between): Delete.
23197 (convert_jumps_to_returns): Delete.
23198 (emit_return_for_exit): Delete.
23199 (thread_prologue_and_epilogue_insns): Delete all code dealing with
23200 simple_return for shrink-wrapped blocks.
23201 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
23202 end of blocks that need one.
23203 (get_unconverted_simple_return): Delete.
23204 (convert_to_simple_return): Delete.
23205 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
23206 (convert_to_simple_return): Ditto.
23208 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23210 * cfgcleanup.c (bb_is_just_return): New function.
23211 (try_optimize_cfg): Simplify jumps to return, branches to return,
23212 and branches around return.
23214 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23216 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
23217 branch to a return.
23219 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23223 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
23224 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
23225 assert flags & OEP_HASH_CHECK, instead of asserting it
23226 never happens. Handle TARGET_EXPR.
23227 * fold-const.c (operand_equal_p): For hash verification,
23228 or in OEP_HASH_CHECK into flags.
23230 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
23232 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
23234 (compute_samebase_partition_bases): Fix typo.
23236 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23238 * config/i386/sse.md (vec_interleave_highv8sf,
23239 vec_interleave_lowv8sf, vec_interleave_highv4df,
23240 vec_interleave_lowv4df): Remove constraints from expanders.
23242 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
23244 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23246 * tree-inline.c (expand_call_inline): Fix path dealing with
23247 making lhs of call statement undefined.
23249 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23251 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
23252 Check availability on NODE, too.
23253 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
23254 (cgraph_node::call_for_symbol_and_aliases): Likewise.
23255 (varpool_node::call_for_symbol_and_aliase): Likewise.
23256 * ipa-pure-const.c (add_new_function): Analyze all bodies.
23257 (propagate_pure_const): Propagate across interposable functions, too.
23258 (skip_function_for_local_pure_const): Do not skip interposable bodies
23260 (pass_local_pure_const::execute): Update.
23262 2016-05-04 Marek Polacek <polacek@redhat.com>
23264 * doc/invoke.texi: Document -Wdangling-else.
23266 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
23268 * config.gcc: Error out when conflicting multilib is detected. Do not
23269 loop over multilibs since no combination is legal.
23271 2016-05-04 Alan Modra <amodra@gmail.com>
23273 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
23274 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
23275 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23278 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
23280 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
23281 Clean up p5600 comments.
23283 2016-05-04 Richard Biener <rguenther@suse.de>
23285 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
23286 constructor simplifications.
23287 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
23289 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
23291 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
23292 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
23293 result.set_rtx is null instead of aborting.
23294 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
23296 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
23297 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
23298 *mov<mode>_store_postinc): New patterns.
23300 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
23302 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
23303 as commutative. Check both conversions are NOP.
23304 ((A & B) OP (C & B)): Remove.
23306 2016-05-04 Alan Modra <amodra@gmail.com>
23308 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
23310 2016-05-04 Alan Modra <amodra@gmail.com>
23313 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
23314 when cr2,3,4 are all fixed regs.
23316 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
23318 PR rtl-optimization/57193
23319 * opts.c (default_options_table): Revert OPT_frename_registers change.
23320 * doc/invoke.texi (-frename-registers, -O2): Likewise.
23322 2016-05-03 Martin Sebor <msebor@redhat.com>
23325 * builtins.c (fold_builtin_FILE): New function.
23326 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
23327 (fold_builtin_0): Call them.
23328 * gimplify.c (gimplify_call_expr): Remove the handling of
23329 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
23332 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
23333 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
23337 * doc/extend.texi (Function Names as Strings): Update __func__,
23338 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
23341 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23342 Richard Biener <rguenther@suse.de>
23344 PR tree-optimization/70916
23345 * tree-if-conv.c: Include cfganal.h.
23346 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
23347 and remove_fake_exit_edges around the optimization pass.
23349 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
23351 * cgraph.c (symbol_table::create_edge): Set inline_failed.
23352 (cgraph_edge::make_direct): Likewise.
23353 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
23354 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
23355 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
23356 (CIF_THUNK): New code.
23357 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
23358 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
23359 (compute_inline_parameters): Set inline_failed for thunks.
23360 (inline_analyze_function): Cleanup.
23361 * ipa-inline.c (can_inline_edge_p): Do not deal with
23362 call_stmt_cannot_inline_p.
23363 (can_early_inline_edge_p): Likewise.
23364 (early_inliner): Initialize inline_failed.
23365 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
23367 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
23369 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
23370 from nonimm_ssenomem_operand.
23371 (nonimm_ssenomem_operand): New predicate.
23372 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
23373 as operand 0 predicate.
23374 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
23375 Disable unsupported alternatives using "enabled" attribute.
23376 Use register_ssemem_operand as operand 0 predicate.
23377 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
23379 2016-05-03 Marek Polacek <polacek@redhat.com>
23382 * input.c (expansion_point_location): New function.
23383 * input.h (expansion_point_location): Declare.
23385 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
23387 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
23388 occurence with frame_offset_ ones.
23390 2016-05-03 Alan Modra <amodra@gmail.com>
23392 PR rtl-optimization/70890
23393 * ira.c (combine_and_move_insns): When moving def_insn, remove
23394 equivs on use_insn.
23396 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
23398 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
23399 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
23400 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
23401 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
23403 2016-05-03 Alan Modra <amodra@gmail.com>
23405 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
23406 for SAVE_MULTIPLE/STORE_MULTIPLE.
23408 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23410 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
23411 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
23413 2016-05-03 Richard Biener <rguenther@suse.de>
23415 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
23417 (gimplify_arg): Likewise.
23418 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
23419 re-writing the result to a decl if required.
23420 (internal_get_tmp_var): Add allow_ssa parameter
23421 and override into_ssa with it.
23422 (get_formal_tmp_var): Adjust.
23423 (get_initialized_tmp_var): Add allow_ssa parameter.
23424 (gimplify_arg): Add allow_ssa parameter and avoid generating
23425 SSA names for the result false.
23426 (gimplify_call_expr): If the call may return twice do not
23427 gimplify parameters into SSA.
23428 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
23429 (gimplify_modify_expr): Adjust assert. For noreturn calls
23430 with a SSA name LHS adjust its def.
23431 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
23432 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
23433 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
23434 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
23435 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
23436 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
23437 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
23438 (optimize_target_teams): Do not allow SSA names for clause operands.
23439 (gimplify_expr): Likewise for where we mark the result addressable.
23440 * passes.def (pass_init_datastructures): Remove.
23441 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
23442 (rewrite_stmt): Likewise.
23443 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
23444 (replace_locals_op): Replace SSA names.
23445 (copy_gimple_seq_and_replace_locals): Init src_cfun.
23446 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
23447 * cgraph.c (release_function_body): Free CFG annotations only
23448 when we have a CFG. Simplify.
23449 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
23450 force_gimple_operand instead of get_initialized_tmp_var.
23451 * tree-pass.h (make_pass_init_datastructures): Remove.
23452 * tree-ssa.c (execute_init_datastructures): Remove.
23453 (pass_data_init_datastructures): Likewise.
23454 (class pass_init_datastructures): Likewise.
23455 (make_pass_init_datastructures): Likewise.
23456 * omp-low.c (create_omp_child_function): Init SSA data structures.
23457 (grid_expand_target_grid_body): Likewise.
23458 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
23459 name before adding it to names_to_release.
23460 (remove_bb): Always release SSA defs.
23461 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
23462 before dereferencing it.
23463 * cgraphunit.c (init_lowered_empty_function): Always
23464 int SSA data structures.
23465 * tree-ssanames.c (release_defs): Remove assert that we are in
23467 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
23469 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23470 Uros Bizjak <ubizjak@gmail.com>
23472 PR rtl-optimization/70467
23473 * config/i386/predicates.md (x86_64_hilo_int_operand,
23474 x86_64_hilo_general_operand): New predicates.
23475 * config/i386/constraints.md (Wd): New constraint.
23476 * config/i386/i386.md (mode attr di): Use Wd instead of e.
23477 (general_hilo_operand): New mode attr.
23478 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
23479 instead of <general_operand>.
23480 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
23481 x86_64_hilo_general_operand instead of <general_operand>.
23483 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23485 PR tree-optimization/70916
23486 * tree-if-conv.c (constant_or_ssa_name): Removed.
23487 (fold_build_cond_expr): Use is_gimple_val instead of
23488 constant_or_ssa_name.
23490 PR tree-optimization/70916
23491 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
23492 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
23495 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
23496 (optimize_atomic_bit_test_and): New function.
23497 (pass_fold_builtins::execute): Use it.
23498 * optabs.def (atomic_bit_test_and_set_optab,
23499 atomic_bit_test_and_complement_optab,
23500 atomic_bit_test_and_reset_optab): New optabs.
23501 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
23502 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
23503 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
23504 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
23505 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
23506 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
23507 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
23508 * doc/md.texi (atomic_bit_test_and_set@var{mode},
23509 atomic_bit_test_and_complement@var{mode},
23510 atomic_bit_test_and_reset@var{mode}): Document.
23511 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
23512 atomic_bit_test_and_complement<mode>,
23513 atomic_bit_test_and_reset<mode>): New expanders.
23514 (atomic_bit_test_and_set<mode>_1,
23515 atomic_bit_test_and_complement<mode>_1,
23516 atomic_bit_test_and_reset<mode>_1): New insns.
23518 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
23520 PR rtl-optimization/70687
23521 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
23522 instead of unsigned HOST_WIDE_INT.
23524 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
23526 PR rtl-optimization/44281
23527 * hard-reg-set.h (struct target_hard_regs): New field
23528 x_fixed_nonglobal_reg_set.
23529 (fixed_nonglobal_reg_set): New macro.
23530 * reginfo.c (init_reg_sets_1): Initialize it.
23531 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
23533 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
23535 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23537 PR tree-optimization/56541
23538 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
23539 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
23540 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
23541 (any_complicated_phi): new static variable.
23542 (aggressive_if_conv): delete.
23543 (if_convertible_phi_p): support phis with more than two arguments.
23544 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
23545 critical pred edges.
23546 (ifcvt_split_critical_edges): support phis with more than two
23547 arguments by checking new parameter. only split critical edges
23549 (tree_if_conversion): handle simd pragma marked loop using new
23550 local variable aggressive_if_conv. check any_complicated_phi.
23552 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23554 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
23557 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23559 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
23562 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
23564 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
23565 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
23566 define_insn_and_split.
23567 (mulsi3_i): New define_insn_and_split.
23568 (mulsi3_call): Convert to define_insn.
23569 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
23570 Remove constraints.
23572 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23574 * machmode.h (mode_complex): Add support to give the complex mode
23576 (GET_MODE_COMPLEX_MODE): Likewise.
23577 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
23578 stored by build_complex_type and gfc_build_complex_type instead of
23579 trying to figure out the appropriate mode based on the size. Raise
23580 an assertion error, if the type was not set.
23581 * genmodes.c (struct mode_data): Add field for the complex type of
23583 (blank_mode): Likewise.
23584 (make_complex_modes): Remember the complex mode created in the
23586 (emit_mode_complex): Write out the mode_complex array to map a
23587 type mode to the complex version.
23588 (emit_insn_modes_c): Likewise.
23589 * tree.c (build_complex_type): Set the complex type to use before
23590 calling layout_type.
23591 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
23592 support for __float128 complex datatypes.
23593 (rs6000_hard_regno_mode_ok): Likewise.
23594 (rs6000_setup_reg_addr_masks): Likewise.
23595 (rs6000_complex_function_value): Likewise.
23596 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
23597 __float128 and __ibm128 complex.
23598 (FLOAT128_IBM_P): Likewise.
23599 (ALTIVEC_ARG_MAX_RETURN): Likewise.
23600 * doc/extend.texi (Additional Floating Types): Document that
23601 -mfloat128 must be used to enable __float128. Document complex
23602 __float128 and __ibm128 support.
23604 2016-05-02 Jakub Jelinek <jakub@redhat.com>
23607 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
23608 char/short arguments promoted to int because of promote_prototypes.
23610 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
23612 * config/i386/predicates.md (register_ssemem_operand): New predicate.
23613 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
23614 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
23615 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
23616 alternatives using "enabled" attribute. Use register_ssemem_operand
23617 as operand 1 predicate.
23618 (*cmpi<unord>xf_i387): Split XFmode pattern from
23619 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
23620 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
23621 *absneg<mode>2_i387. Disable unsupported alternatives using
23622 "enabled" attribute.
23623 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
23625 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
23627 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
23629 (oacc_loop_process): Check mask for loop termination.
23631 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
23633 * cif-code.def (CIF_THUNK): Add.
23634 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
23637 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
23639 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
23640 (dump_inline_summary): Dump it.
23641 (fp_expression_p): New predicate.
23642 (estimate_function_body_sizes): Use it.
23643 (inline_merge_summary): Merge fp_expressions.
23644 (inline_read_section): Read fp_expressions.
23645 (inline_write_summary): Write fp_expressions.
23646 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
23647 codegen boundary if either caller or callee is !fp_expressions.
23648 * ipa-inline.h (inline_summary): Add fp_expressions.
23649 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
23650 to fp_expressions be sure the fp generation flags are updated.
23652 2016-05-02 Jakub Jelinek <jakub@redhat.com>
23654 PR rtl-optimization/70467
23655 * cse.c (cse_insn): Handle no-op MEM moves after folding.
23657 PR rtl-optimization/70467
23658 * ipa-pure-const.c (check_call): Handle internal calls even in
23659 ipa mode like in local mode.
23661 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
23663 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
23665 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
23667 * match.pd (X u< X, X u> X): New transformations.
23669 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
23671 * flag-types.h (enum warn_strict_overflow_code): Move ...
23672 * coretypes.h: ... here.
23673 * fold-const.h (fold_overflow_warning): Declare.
23674 * fold-const.c (fold_overflow_warning): Make non-static.
23675 (fold_comparison): Move the transformation of X +- C1 CMP C2
23676 into X CMP C2 -+ C1 ...
23677 * match.pd: ... here.
23678 * gimple-fold.c (fold_stmt_1): Protect with
23679 fold_defer_overflow_warnings.
23681 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
23683 * omp-low.c (struct oacc_loop): Add 'inner' field.
23684 (new_oacc_loop_raw): Initialize it to zero.
23685 (oacc_loop_fixed_partitions): Initialize it.
23686 (oacc_loop_auto_partitions): Partition outermost loop to outermost
23687 available partitioning.
23689 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23691 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
23693 (umulsidi3): Likewise.
23694 (indirect_jump): Fix jump instruction assembly patterns.
23696 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
23699 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
23700 (nvptx_function_value): Assert non-NULL cfun.
23702 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
23704 PR rtl-optimization/70886
23705 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
23707 * cselib.h (rtx_equal_for_cselib_1): Declare.
23708 (rtx_equal_for_cselib_p: New inline function.
23709 * cselib.c (rtx_equal_for_cselib_p): Delete.
23710 (rtx_equal_for_cselib_1): Make public.
23712 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
23714 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
23715 (register_mixssei387nonimm_operand): Remove predicate.
23716 * config/i386/i386.md (*fop_<mode>_comm): Merge from
23717 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
23718 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
23719 for TARGET_MIX_SSE_I387 alternatives.
23720 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
23721 Disable unsupported alternatives using "enabled" attribute. Use
23722 nonimm_ssenomem_operand as operand 1 predicate. Also check
23723 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
23725 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23727 * tree.c (cst_and_fits_in_hwi): Simplify.
23729 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23731 * tree.h (wi::to_wide): New function.
23732 * expr.c (expand_expr_real_1): Use wi::to_wide.
23733 * fold-const.c (int_const_binop_1): Likewise.
23734 (extract_muldiv_1): Likewise.
23736 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23738 * wide-int.h: Update offset_int and widest_int documentation.
23739 (WI_SIGNED_SHIFT_RESULT): New macro.
23740 (wi::binary_shift): Define signed_shift_result_type for
23741 shifts on offset_int- and widest_int-like types.
23742 (generic_wide_int): Support <<= and >>= if << and >> are supported.
23743 * tree.h (int_bit_position): Use shift operators instead of wi::
23745 * alias.c (adjust_offset_for_component_ref): Likewise.
23746 * expr.c (get_inner_reference): Likewise.
23747 * fold-const.c (fold_comparison): Likewise.
23748 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
23749 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
23750 * tree-dfa.c (get_ref_base_and_extent): Likewise.
23751 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
23752 (stmt_kills_ref_p): Likewise.
23753 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
23754 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
23755 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23756 (ao_ref_init_from_vn_reference): Likewise.
23758 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23760 * wide-int.h: Update offset_int and widest_int documentation.
23761 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
23762 (wi::binary_traits): Allow ordered comparisons between offset_int and
23763 offset_int, between widest_int and widest_int, and between either
23764 of these types and basic C types.
23765 (operator <, <=, >, >=): Define for the same combinations.
23766 * tree.h (tree_int_cst_lt): Use comparison operators instead
23767 of wi:: comparisons.
23768 (tree_int_cst_le): Likewise.
23769 * gimple-fold.c (fold_array_ctor_reference): Likewise.
23770 (fold_nonarray_ctor_reference): Likewise.
23771 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
23772 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
23773 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
23774 * tree-sra.c (completely_scalarize): Likewise.
23775 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
23776 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
23777 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
23778 (check_for_binary_op_overflow): Likewise.
23779 (search_for_addr_array): Likewise.
23780 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
23782 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23784 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
23785 (arc_save_restore): Likewise.
23786 (arc_dwarf_register_span): Likewise.
23787 (arc_output_pic_addr_const): Initialize suffix variable.
23789 2016-05-02 Martin Liska <mliska@suse.cz>
23791 * symbol-summary.h (function_summary::function_summary):
23792 Remove checking assert for all cgraph nodes.
23793 (function_summary::get): Check summary_uid.
23794 (symtab_insertion): Check summary_uid.
23796 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23798 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
23799 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
23800 bmaskn instruction.
23801 (arc_dwarf_register_span): Remove enum keyword.
23802 (compact_memory_operand_p): New function.
23803 * config/arc/arc.h (reg_class): Add code density register classes.
23804 (REG_CLASS_NAMES): Likewise.
23805 (REG_CLASS_CONTENTS): Likewise.
23806 * config/arc/arc.md (*movqi_insn): Add code density instructions.
23807 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
23808 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
23809 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
23810 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
23812 (h, Rcd, Rsd, Rzd): New register constraints.
23813 (T): Use compact_memory_operand_p function.
23814 * config/arc/predicates.md (compact_load_memory_operand): Remove.
23816 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
23818 * config/sh/sh.md (*negnegt, *movtt): Remove.
23820 2016-05-02 Marek Polacek <polacek@redhat.com>
23821 Tom de Vries <tom@codesourcery.com>
23823 PR tree-optimization/70700
23824 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
23825 bigger than FIRST_REF_NODE.
23827 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
23830 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
23832 (prepare_cbranch_operands): Don't use scratch register. Assume that
23833 function is used when pseudos can be created.
23834 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
23835 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
23836 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
23837 define_expand. Allow it only when pseudos can be created.
23838 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
23840 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
23842 * config/i386/constraints.md (BC): Only allow -1 operands.
23843 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
23844 Add "enabled" attribute. Update XI mode attribute calculation.
23845 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
23846 (*movoi_internal_avx): Update XI mode attribute calculation.
23847 (*movti_internal): Ditto.
23849 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23851 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
23852 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
23854 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
23856 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
23857 statement on instruction code. Remove trailing spaces.
23858 (altivec_expand_stv_builtin): Likewise.
23860 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23862 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
23863 (TARGET_FPU_DOUBLE): Simplify.
23864 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
23865 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
23866 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
23867 with 'TARGET_FPU_DOUBLE'.
23868 * config/sh/sh.md: Likewise.
23870 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
23872 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
23873 SH_DIV_STR_FOR_SIZE): Remove.
23874 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
23875 SH_DIV_STR_FOR_SIZE): Remove.
23877 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23879 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
23880 logical_reg_operand): Delete.
23881 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
23882 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
23883 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
23884 match_operand and match_test.
23885 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
23886 variables on their first use. Return bool values.
23887 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
23888 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
23889 arith_reg_operand for input operand. Remove empty constraints.
23891 (*xorsi3_compact): Rename to xorsi3.
23892 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
23893 (*zero_extend<mode>si2_disp_mem): Update comment.
23896 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
23898 * config/sh/t-sh: Remove SH5 support.
23899 * config.gcc: Likewise.
23900 * configure: Likewise.
23902 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23904 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
23906 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
23908 * config/sh/sh.c (register_sh_passes, sh_option_override,
23909 sh_print_operand, prepare_move_operands,
23910 sh_can_follow_jump): Remove TARGET_SH1 checks.
23911 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
23912 PROMOTE_MODE): Likewise.
23913 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
23916 2016-04-30 Alan Modra <amodra@gmail.com>
23918 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
23919 restoring when fixed_reg_p, but allow out-of-line or stmw save.
23920 Check for user regs later to avoid unnecessary looping over regs.
23921 Merge user reg check with non-saved reg check. Don't force
23922 inline VR restore when static chain used.
23923 (rs6000_frame_related): Omit eh_frame info for user regs when
23925 (fixed_regs_p): Delete.
23927 2016-04-30 Alan Modra <amodra@gmail.com>
23929 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
23930 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
23933 2016-04-30 Alan Modra <amodra@gmail.com>
23936 * config/rs6000/rs6000.c (fixed_reg_p): New function.
23937 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
23940 2016-04-30 Alan Modra <amodra@gmail.com>
23942 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
23943 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
23944 flag_pic test for Darwin.
23946 2016-04-30 Alan Modra <amodra@gmail.com>
23948 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
23949 throw_calls_crossed.
23950 (REG_FREQ_CALLS_CROSSED): Delete.
23951 (REG_N_THROWING_CALLS_CROSSED): Delete.
23952 * regstat.c (regstat_bb_compute_ri): Don't calculate
23953 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
23954 (dump_reg_info): Don't print call cross frequency.
23955 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
23956 and REG_N_THROWING_CALLS_CROSSED.
23958 2016-04-30 Alan Modra <amodra@gmail.com>
23960 * regs.h (struct reg_info_t): Delete live_length.
23961 (REG_LIVE_LENGTH): Delete macro.
23962 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
23963 local_live, local_processed and local_live_last_luid params.
23964 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
23966 (regstat_compute_ri): Adjust for above. Don't set
23968 (dump_reg_info): Don't print live length.
23969 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
23970 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
23971 Localize loop_depth var.
23973 2016-04-30 Alan Modra <amodra@gmail.com>
23975 * ira.c (enum valid_equiv): New.
23976 (validate_equiv_mem): Return enum.
23977 (update_equiv_mem): Create replacement in more cases.
23978 (add_store_equivs): Update validate_equiv_mem call.
23980 2016-04-30 Alan Modra <amodra@gmail.com>
23982 * ira.c (combine_and_move_insns): Rather than scanning insns,
23983 use DF infrastucture to find use and def insns.
23985 2016-04-30 Alan Modra <amodra@gmail.com>
23987 ira.c (combine_and_move_insns): Move invariant conditions..
23988 (ira.c): ..to here. Call combine_and_move_insns before
23989 add_store_equivs. Call grow_reg_equivs later. Allocate
23990 req_equiv later using max_reg_num() rather than global max_regno.
23991 (contains_replace_regs): Delete.
23992 (add_store_equivs): Remove contains_replace_regs test.
23994 2016-04-30 Alan Modra <amodra@gmail.com>
23996 * ira.c (struct equiv_mem_data): New.
23997 (equiv_mem, equiv_mem_modified): Delete static vars.
23998 (validate_equiv_mem_from_store): Use "data" param to communicate..
23999 (validate_equiv_mem): ..from here.
24001 2016-04-30 Alan Modra <amodra@gmail.com>
24003 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
24005 (update_reg_equivs): ..here. Move allocation and freeing of
24006 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
24007 end_alias_analysis to..
24010 2016-04-30 Alan Modra <amodra@gmail.com>
24012 * ira.c (pdx_subregs): Delete.
24013 (struct equivalence): Add pdx_subregs field.
24014 (set_paradoxical_subreg): Remove pdx_subregs param. Update
24015 pdx_subregs access.
24016 (update_equiv_regs): Don't create or free pdx_subregs. Update
24017 pdx_subregs access.
24019 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24021 * config/rs6000/altivec.h: Change definitions of vec_xl and
24023 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
24024 (LD_ELEMREV_V2DI): New.
24025 (LD_ELEMREV_V4SF): New.
24026 (LD_ELEMREV_V4SI): New.
24027 (LD_ELEMREV_V8HI): New.
24028 (LD_ELEMREV_V16QI): New.
24029 (ST_ELEMREV_V2DF): New.
24030 (ST_ELEMREV_V2DI): New.
24031 (ST_ELEMREV_V4SF): New.
24032 (ST_ELEMREV_V4SI): New.
24033 (ST_ELEMREV_V8HI): New.
24034 (ST_ELEMREV_V16QI): New.
24037 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24038 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
24039 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
24040 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
24041 (altivec_expand_builtin): Add handling for
24042 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
24043 (rs6000_invalid_builtin): Add error-checking for
24044 RS6000_BTM_P9_VECTOR.
24045 (altivec_init_builtins): Define builtins used to implement vec_xl
24047 (rs6000_builtin_mask_names): Define power9-vector.
24048 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
24049 (RS6000_BTM_P9_VECTOR): Define.
24050 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
24051 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
24052 (vsx_ld_elemrev_v2df): Likewise.
24053 (vsx_ld_elemrev_v4sf): Likewise.
24054 (vsx_ld_elemrev_v4si): Likewise.
24055 (vsx_ld_elemrev_v8hi): Likewise.
24056 (vsx_ld_elemrev_v16qi): Likewise.
24057 (vsx_st_elemrev_v2df): Likewise.
24058 (vsx_st_elemrev_v2di): Likewise.
24059 (vsx_st_elemrev_v4sf): Likewise.
24060 (vsx_st_elemrev_v4si): Likewise.
24061 (vsx_st_elemrev_v8hi): Likewise.
24062 (vsx_st_elemrev_v16qi): Likewise.
24063 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
24066 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
24068 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
24070 (simplify_control_stmt_condition_1): ... here. Recurse into
24071 BIT_AND_EXPRs and BIT_IOR_EXPRs.
24073 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
24076 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
24077 (zero_extendqi<mode>2_dot): Revert earlier conversion from
24078 define_insn_and_split to define_insn.
24079 (zero_extendqi<mode>2_dot2): Same.
24080 (extendqi<mode>2_dot): Same.
24081 (extendqi<mode>2_dot2): Same.
24083 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24085 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
24086 (probe_stack): New expander.
24087 (probe_stack_<mode>): New insn pattern.
24089 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24091 * config/i386/i386.md
24092 (operations with memory inputs setting flags peephole2):
24093 Remove uneeded REG_P checks. Cleanup pattern generation.
24095 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
24097 * tree-vect-loop.c (vect_transform_loop): Fix
24098 nb_iterations_upper_bound computation for vectorized loop.
24100 2016-04-29 Marek Polacek <polacek@redhat.com>
24101 Jakub Jelinek <jakub@redhat.com>
24104 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
24105 TARGET_EXPR_SLOT as a base.
24107 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
24109 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
24110 with 'rCm2' constraints to limit possible immediate size.
24111 (*load_zeroextendqisi_update): Likewise.
24112 (*load_signextendqisi_update): Likewise.
24113 (*loadhi_update): Likewise.
24114 (*load_zeroextendhisi_update): Likewise.
24115 (*load_signextendhisi_update): Likewise.
24116 (*loadsi_update): Likewise.
24117 (*loadsf_update): Likewise.
24119 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24121 * config/i386/predicates.md (constm1_operand): Fix comparison.
24123 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24125 * testsuite/gcc.target/arc/ieee_eq.c: New test.
24127 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
24129 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
24130 remaining SH5 related settings.
24131 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
24132 shmedia_prepare_call_address): Delete.
24133 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
24134 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
24135 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
24136 UNSUPPORTED_SH2A): Remove m5 checks.
24137 (sh_divide_strategy_e): Remove SH5 division strategies.
24138 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
24139 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
24141 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24143 * config/s390/s390.c (s390_rtx_costs): Update documentation.
24145 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24147 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
24148 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
24149 Change lder to ldr.
24150 * config/s390/vector.md ("mov<mode>"): Likewise.
24152 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
24154 * config/s390/constraints.md ("U", "W"): Invoke
24155 s390_mem_constraint with "ZR" and "ZT".
24156 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
24157 addresses when using LRA. Accept also short displacements for S
24158 and T constraints. Do not check for long displacement target for
24159 S and T constraints.
24160 (s390_mem_constraint): Remove handling of U and W constraints.
24161 * config/s390/s390.md (various patterns): Remove the short
24162 displacement constraints (Q and R) if a long displacement
24163 constraint is present. Add longdisp as required CPU capability.
24164 * config/s390/vector.md: Likewise.
24165 * config/s390/vx-builtins.md: Likewise.
24167 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24170 * reload1.c (reload): Call finish_spills before
24171 restarting reload loop. Skip select_reload_regs
24172 if update_eliminables_and_spill returns true.
24174 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24176 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
24177 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
24178 (umulhisi3_imm): Update predicates and constraint letters.
24179 (umulhisi3_reg): Declare instruction as commutative.
24180 * config/arc/constraints.md (J12, J16): New constraints.
24181 * config/arc/predicates.md (short_unsigned_const_operand): New
24183 (arc_short_operand): Likewise.
24184 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
24186 2016-04-29 Richard Biener <rguenther@suse.de>
24188 PR tree-optimization/13962
24189 PR tree-optimization/65686
24190 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
24191 * tree-ssa-alias.c (ptrs_compare_unequal): New function
24192 using PTA to compare pointers.
24193 * match.pd: Add pattern for pointer equality compare simplification
24194 using ptrs_compare_unequal.
24196 2016-04-29 Richard Biener <rguenther@suse.de>
24198 * stor-layout.c (layout_type): Do not build a pointer-to-element
24201 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24203 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
24204 Use SWI mode iterator. Use general_reg_operand predicate.
24205 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
24206 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
24209 2016-04-29 Jakub Jelinek <jakub@redhat.com>
24211 PR middle-end/70843
24212 * fold-const.c (operand_equal_p): Don't verify hash value equality
24214 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
24217 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24220 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
24221 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
24222 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
24223 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
24224 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
24226 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24228 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
24229 to info. Don't initialize separate fields to 0. Clean up
24232 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24234 * config/i386/i386.md (peephole2s for operations with memory inputs):
24235 Use SWI mode iterator.
24236 (peephole2s for operations with memory outputs): Ditto.
24237 Do not check for stack checking probe.
24239 (probe_stack): Remove expander.
24241 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24242 Andrew Burgess <andrew.burgess@embecosm.com>
24244 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
24245 operands as 32-bits.
24247 2016-04-28 Jason Merrill <jason@redhat.com>
24249 * gdbinit.in: Skip line-map.h.
24251 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24252 Andrew Burgess <andrew.burgess@embecosm.com>
24254 * config/arc/arc.c (arc_conditional_register_usage): Take
24255 TARGET_RRQ_CLASS into account.
24256 (arc_print_operand): Support printing 'p' and 's' operands.
24257 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
24259 (TARGET_RRQ_CLASS): Define.
24260 (IS_POWEROF2_OR_0_P): Define.
24261 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
24263 (*tst_movb): New define_insn.
24264 (*tst): Avoid recognition if it could prevent '*tst_movb'
24265 combination; replace c/CnL with c/Chs alternative.
24266 (*tst_bitfield_tst): New define_insn.
24267 (*tst_bitfield_asr): New define_insn.
24268 (*tst_bitfield): New define_insn.
24269 (andsi3_i): Add Rrq variant.
24270 (extzv): New define_expand.
24271 (insv): New define_expand.
24272 (*insv_i): New define_insn.
24273 (*movb): New define_insn.
24274 (*movb_signed): New define_insn.
24275 (*movb_high): New define_insn.
24276 (*movb_high_signed): New define_insn.
24277 (*movb_high_signed + 1): New define_split pattern.
24278 (*mrgb): New define_insn.
24279 (*mrgb + 1): New define_peephole2 pattern.
24280 (*mrgb + 2): New define_peephole2 pattern.
24281 * config/arc/arc.opt (mbitops): New option for nps400, uses
24282 TARGET_NPS_BITOPS_DEFAULT.
24283 * config/arc/constraints.md (q): Make register class conditional.
24284 (Rrq): New register constraint.
24285 (Chs): New constraint.
24286 (Clo): New constraint.
24287 (Chi): New constraint.
24288 (Cbf): New constraint.
24289 (Cbn): New constraint.
24290 (C18): New constraint.
24291 (Cbi): New constraint.
24293 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24295 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
24297 (bitmap_intersection_of_preds): Ditto.
24298 (bitmap_union_of_succs): Ditto.
24299 (bitmap_union_of_preds): Ditto.
24300 * sbitmap.c (do_popcount): Delete.
24301 (BITMAP_DEBUGGING): Delete.
24302 (sbitmap_verify_popcount): Delete.
24303 (sbitmap_alloc): Don't initialize the popcount field.
24304 (sbitmap_alloc_with_popcount): Delete.
24305 (sbitmap_resize): Don't resize the popcount array.
24306 (sbitmap_vector_alloc): Don't initialize the popcount field.
24307 (bitmap_copy): Don't copy the popcount array.
24308 (bitmap_clear): Don't clear the popcount array.
24309 (bitmap_clear): Delete the popcount array handling.
24310 (bitmap_ior_and_compl): Delete the popcount assert.
24311 (bitmap_not): Ditto.
24312 (bitmap_and_compl): Ditto.
24313 (bitmap_and): Delete the popcount array handling.
24314 (bitmap_xor): Ditto.
24315 (bitmap_ior): Ditto.
24316 (bitmap_or_and): Delete the popcount assert.
24317 (bitmap_and_or): Ditto.
24318 (popcount_table): Delete.
24319 (sbitmap_elt_popcount): Delete.
24320 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
24321 (bitmap_set_bit): Delete the popcount assert.
24322 (bitmap_clear_bit): Ditto.
24323 (sbitmap_free): Don't free the popcount array.
24324 (sbitmap_alloc_with_popcount): Delete declaration.
24325 (sbitmap_popcount): Ditto.
24327 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24328 Andrew Burgess <andrew.burgess@embecosm.com>
24330 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
24331 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
24332 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
24333 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
24334 * config/arc/arc.opt (mcmem): New option.
24335 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
24336 supply length for r/m alternative.
24337 (*extendqisi2_ac): Likewise.
24338 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
24340 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
24341 (movhi_insn): Likewise.
24342 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
24343 (*zero_extendqihi2_i): Add r/Ucm alternative.
24344 (*zero_extendqisi2_ac): Likewise.
24345 (*zero_extendhisi2_i): Likewise.
24346 * config/arc/constraints.md (Uex): New memory constraint.
24347 (Ucm): New define_constraint.
24348 * config/arc/predicates.md (long_immediate_loadstore_operand):
24349 Return 0 for MEM with cmem_address address.
24350 (cmem_address_0): New predicates.
24351 (cmem_address_1): Likewise.
24352 (cmem_address_2): Likewise.
24353 (cmem_address): Likewise.
24355 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24357 * config/rs6000/rs6000.c (machine_function): Rename
24358 insn_chain_scanned_p to spe_insn_chain_scanned_p.
24359 (rs6000_stack_info): Adjust.
24361 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24362 Andrew Burgess <andrew.burgess@embecosm.com>
24364 * config/arc/constraints.md (Usd): Convert to define_constraint.
24368 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24371 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
24372 Add new peephole2 where the first insn is *mov<mode>_or instead of
24373 *mov<mode>_internal.
24375 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
24377 * tracer.c (bb_seen): Make static.
24379 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
24381 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
24382 support, setup defaults.
24383 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
24384 * config/arc/arc.c (arc_init): Add NPS400 support.
24385 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
24386 (TARGET_ARC700): NPS400 is also an ARC700.
24387 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
24389 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24392 * config/nds32/nds32.md (casesi): Don't access the operands array
24395 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24397 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
24398 (or $-1,reg peephole2): Ditto.
24399 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
24401 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
24403 * doc/extend.texi (Common Function Attributes) [optimize]:
24404 Discourage use of the optimize attribute.
24406 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
24408 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
24409 special case builtin.
24410 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
24411 ALTIVEC_BUILTIN_VEC_ADDE.
24412 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
24413 support for ALTIVEC_BUILTIN_VEC_ADDE.
24414 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
24415 for __builtin_vec_adde.
24417 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24419 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
24420 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
24422 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24425 * doc/sourcebuild.texi (Effective-Target Keywords, Other
24426 attributes): Document cilkplus_runtime.
24428 2016-04-28 Martin Jambor <mjambor@suse.cz>
24430 * tree-cfg.c (verify_expr): Verify that local declarations belong to
24431 this function. Call verify_expr on MEM_REFs and bases of other
24432 handled_components.
24434 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24436 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
24437 for WORD_REGISTER_OPERATIONS to runtime check.
24439 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24441 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
24443 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24445 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
24446 big-endian compilation.
24447 * config/arc/arc.md (addf3): Likewise.
24448 (subdf3): Likewise.
24449 (muldf3): Likewise.
24451 2016-04-28 Richard Biener <rguenther@suse.de>
24453 PR tree-optimization/70840
24454 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
24455 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
24456 Mark x * pow(x,c) -> pow(x,c+1) commutative.
24457 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
24459 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24461 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
24462 and explain why in a comment.
24464 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24466 * config/arc/arc.md (cpu_facility): Add fpx variant.
24467 (subdf3): Prohibit use reverse sub when assist operations option
24469 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
24470 instructions only when FPX is enabled.
24471 * testsuite/gcc.target/arc/trsub.c: New test.
24473 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24475 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
24476 mult_operator when calculating "type" attribute.
24477 (*fop_<mode>_1_i387): Ditto.
24478 (*fop_xf_1_i387): Ditto.
24479 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
24480 Use std::swap to swap operands. Use RTL expressions to generate
24483 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24484 Joern Rennecke <joern.rennecke@embecosm.com>
24486 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
24488 (emit_pic_move): Remove.
24489 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
24490 * config/arc/arc.c (emit_pic_move): Removed.
24491 (TARGET_HAVE_TLS): Define.
24492 (arc_conditional_register_usage): Test for arc_tp_regno.
24493 (arc_print_operand, arc_print_operand_address): Handle TLS
24495 (arc_needs_pcl_p): New function.
24496 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
24497 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
24498 (arc_raw_symbolic_reference_mentioned_p): Likewise.
24499 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
24500 (arc_legitimize_tls_address): Likewise.
24501 (DTPOFF_ZERO_SYM): Define.
24502 (arc_legitimize_pic_address): Make it static, handle TLS cases.
24503 (arc_output_pic_addr_const): Print TLS unspecs.
24504 (prepare_pic_move): New function, replaces emit_pic_move.
24505 (arc_legitimate_constant_p): Handle TLS unspecs.
24506 (arc_legitimate_address_p): Likewise.
24507 (arc_rewrite_small_data_p): Use assert for TLS constants.
24508 (prepare_move_operands): Use prepare_pic_move.
24509 (arc_legitimize_address): Legitimize tls addresses.
24510 (arc_epilogue_uses): Check for arc_tp_regno.
24511 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
24512 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
24514 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
24516 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
24517 %(arc_tls_extra_start_spec).
24518 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
24519 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
24521 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
24522 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
24523 (UNSPEC_TLS_OFF): Add.
24525 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
24526 (get_thread_pointersi): New patterns.
24527 * config/arc/arc.opt (mtp-regno): New option.
24528 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
24529 (move_dest_operand): Likewise.
24530 * configure: Regenerate.
24531 * configure.ac: Add arc*-*-* case to test for tls.
24532 * doc/invoke.texi (ARC options): Document mtp-regno.
24534 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24536 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
24537 the new ARC HS SIMD instructions.
24538 (arc_preferred_simd_mode): New function.
24539 (arc_autovectorize_vector_sizes): Likewise.
24540 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
24541 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
24542 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
24543 (arc_init_builtins): Add new SIMD builtin types.
24544 (arc_split_move): Handle 64 bit vector moves.
24545 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
24546 (TARGET_PLUS_QMACW): Define.
24547 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
24548 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
24549 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
24550 (VSUBADD4H): New builtins.
24551 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
24552 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
24554 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
24555 Matthias Klose <doko@debian.org>
24557 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
24559 2016-04-28 Richard Biener <rguenther@suse.de>
24561 PR middle-end/70777
24562 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
24565 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
24567 * common/config/sh/sh-common.c: Remove SH5 support.
24568 * config/sh/constraints.md: Likewise.
24569 * config/sh/config/sh/elf.h: Likewise.
24570 * config/sh/linux.h: Likewise.
24571 * config/sh/netbsd-elf.h: Likewise.
24572 * config/sh/predicates.md: Likewise.
24573 * config/sh/sh-c.c: Likewise.
24574 * config/sh/sh-protos.h: Likewise.
24575 * config/sh/sh.c: Likewise.
24576 * config/sh/sh.h: Likewise.
24577 * config/sh/sh.md: Likewise.
24578 * config/sh/sh.opt: Likewise.
24579 * config/sh/sync.md: Likewise.
24580 * config/sh/sh64.h: Delete.
24581 * config/sh/shmedia.h: Likewise.
24582 * config/sh/shmedia.md: Likewise.
24583 * config/sh/sshmedia.h: Likewise.
24584 * config/sh/t-netbsd-sh5-64: Likewise.
24585 * config/sh/t-sh64: Likewise.
24586 * config/sh/ushmedia.h: Likewise.
24588 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24590 * config/i386/i386.md (sign_extend to memory peephole2s): Use
24591 general_reg_operand instead of register_operand predicate.
24593 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24595 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
24597 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
24599 * match.pd (A - B > A, A + B < A): New transformations.
24601 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
24603 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
24604 which defaults to true. Emit an outer pair of parentheses only if
24605 EMIT_PARENS. When continuing a chain of && or || (or & or |),
24606 don't emit parentheses for the right-hand operand.
24608 2016-04-27 Jeff Law <law@redhat.com>
24610 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
24612 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24614 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
24615 (altivec_lvx_<mode>_internal): Document.
24616 (altivec_lvx_<mode>_2op): New define_insn.
24617 (altivec_lvx_<mode>_1op): Likewise.
24618 (altivec_lvx_<mode>_2op_si): Likewise.
24619 (altivec_lvx_<mode>_1op_si): Likewise.
24620 (altivec_stvx_<mode>): Remove.
24621 (altivec_stvx_<mode>_internal): Document.
24622 (altivec_stvx_<mode>_2op): New define_insn.
24623 (altivec_stvx_<mode>_1op): Likewise.
24624 (altivec_stvx_<mode>_2op_si): Likewise.
24625 (altivec_stvx_<mode>_1op_si): Likewise.
24626 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24627 Expand vec_ld and vec_st during parsing.
24628 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
24630 (altivec_expand_stvx_be): Likewise.
24631 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
24632 address-masking behavior in RTL.
24633 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
24634 address-masking behavior in RTL.
24635 (altivec_expand_builtin): Change builtin code arguments for calls
24636 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
24637 (insn_is_swappable_p): Avoid incorrect swap optimization in the
24638 presence of lvx/stvx patterns.
24639 (alignment_with_canonical_addr): New function.
24640 (alignment_mask): Likewise.
24641 (find_alignment_op): Likewise.
24642 (recombine_lvx_pattern): Likewise.
24643 (recombine_stvx_pattern): Likewise.
24644 (recombine_lvx_stvx_patterns): Likewise.
24645 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
24646 stvx patterns from expand.
24647 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
24649 (vector_altivec_store_<mode>): Likewise.
24651 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
24653 * config/aarch64/aarch64.md
24654 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
24655 remove the "fp" attributes.
24656 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
24657 add the "simd" attributes.
24658 (*movdf_aarch64): Likewise.
24659 (*movtf_aarch64): Remove the "fp" attributes.
24660 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
24661 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
24663 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24665 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
24666 rtx to rtx_code_label *.
24667 * rtl.h (maybe_set_first_label_num): Likewise.
24669 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24671 * df-core.c (df_add_problem): Make the problem param be const.
24672 (df_remove_problem): Make local "problem" be const.
24673 * df-problems.c (problem_RD): Make const.
24674 (problem_LR): Likewise.
24675 (problem_LIVE): Likewise.
24676 (problem_MIR): Likewise.
24677 (problem_CHAIN): Likewise.
24678 (problem_WORD_LR): Likewise.
24679 (problem_NOTE): Likewise.
24680 (problem_MD): Likewise.
24681 * df-scan.c (problem_SCAN): Likewise.
24682 * df.h (struct df_problem): Make field "dependent_problem" be
24684 (struct dataflow): Likewise for field "problem".
24685 (df_add_problem): Make param const.
24687 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
24689 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
24690 inter-unit moves to/from vector registers are enabled. Do not disable
24693 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24695 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
24696 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
24698 (enum df_problem_id): ...this new enum.
24699 (struct df_problem): Convert field "id" from "int" to
24700 enum df_problem_id.
24702 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24704 * rtl.def: Update comment for "things in the instruction chain" to
24705 reflect the removal of the leading "i" field for INSN_UID in
24706 r210360. Fix bogus apostrophe.
24708 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
24710 * config/i386/i386.md
24711 (lea arith with mem operand + setcc peephole2): Set operator mode.
24713 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
24716 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
24717 (dimode_scalar_to_vector_candidate_p): This.
24718 (timode_scalar_to_vector_candidate_p): New function.
24719 (scalar_to_vector_candidate_p): Likewise.
24720 (timode_check_non_convertible_regs): Likewise.
24721 (timode_remove_non_convertible_regs): Likewise.
24722 (remove_non_convertible_regs): Likewise.
24723 (remove_non_convertible_regs): Renamed to ...
24724 (dimode_remove_non_convertible_regs): This.
24725 (scalar_chain::~scalar_chain): Make it virtual.
24726 (scalar_chain::compute_convert_gain): Make it pure virtual.
24727 (scalar_chain::mark_dual_mode_def): Likewise.
24728 (scalar_chain::convert_insn): Likewise.
24729 (scalar_chain::convert_registers): Likewise.
24730 (scalar_chain::add_to_queue): Make it protected.
24731 (scalar_chain::emit_conversion_insns): Likewise.
24732 (scalar_chain::replace_with_subreg): Likewise.
24733 (scalar_chain::replace_with_subreg_in_insn): Likewise.
24734 (scalar_chain::convert_op): Likewise.
24735 (scalar_chain::convert_reg): Likewise.
24736 (scalar_chain::make_vector_copies): Likewise.
24737 (scalar_chain::convert_registers): New pure virtual function.
24738 (class dimode_scalar_chain): New class.
24739 (class timode_scalar_chain): Likewise.
24740 (scalar_chain::mark_dual_mode_def): Renamed to ...
24741 (dimode_scalar_chain::mark_dual_mode_def): This.
24742 (timode_scalar_chain::mark_dual_mode_def): New function.
24743 (timode_scalar_chain::convert_insn): Likewise.
24744 (dimode_scalar_chain::convert_registers): Likewise.
24745 (scalar_chain::compute_convert_gain): Renamed to ...
24746 (dimode_scalar_chain::compute_convert_gain): This.
24747 (scalar_chain::replace_with_subreg): Renamed to ...
24748 (dimode_scalar_chain::replace_with_subreg): This.
24749 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
24750 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
24751 (scalar_chain::make_vector_copies): Renamed to ...
24752 (dimode_scalar_chain::make_vector_copies): This.
24753 (scalar_chain::convert_reg): Renamed to ...
24754 (dimode_scalar_chain::convert_reg ): This.
24755 (scalar_chain::convert_op): Renamed to ...
24756 (dimode_scalar_chain::convert_op): This.
24757 (scalar_chain::convert_insn): Renamed to ...
24758 (dimode_scalar_chain::convert_insn): This.
24759 (scalar_chain::convert): Call convert_registers.
24760 (convert_scalars_to_vector): Change to scalar_chain pointer to
24761 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
24762 in 32-bit mode. Delete scalar_chain pointer. Call
24763 free_dominance_info in 64-bit mode.
24764 (pass_stv::gate): Remove TARGET_64BIT check.
24765 (ix86_option_override): Put the 64-bit STV pass before the CSE
24768 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
24770 * dwarf2out.h (struct dw_loc_descr_node): Remove the
24771 dw_loc_frame_offset field.
24772 * dwarf2out.c (new_loc_descr): Likewise.
24773 (resolve_args_picking_1): Turn the VISITED hash set into a
24774 FRAME_OFFSET hash map. Use it to associate a frame offset to
24775 visited nodes. Remove uses of the CHECKING_P macro.
24776 (resolve_args_picking): Update call to resolve_args_picking_1.
24778 2016-04-27 Martin Liska <mliska@suse.cz>
24780 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
24781 (free_loop_data): Release vuses of groups.
24783 2016-04-27 Bin Cheng <bin.cheng@arm.com>
24785 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
24786 instead of redundant use_id and boolean have_use_for.
24787 (struct iv_use): Change sub_id into group_id. Remove field next.
24788 Move fields: related_cands, n_map_members, cost_map and selected
24790 (struct iv_group): ... here. New structure.
24791 (struct iv_common_cand): Use structure declaration directly.
24792 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
24793 (MAX_CONSIDERED_USES): Rename macro to ...
24794 (MAX_CONSIDERED_GROUPS): ... here.
24795 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
24796 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
24797 (dump_uses): Rename to ...
24798 (dump_groups): ... here. Update all uses.
24799 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
24800 (find_induction_variables): Refactor format of dump information.
24801 (record_sub_use): Delete.
24802 (record_use): Update all uses.
24803 (record_group): New function.
24804 (record_group_use, find_interesting_uses_op): Call above functions.
24806 (find_interesting_uses_cond): Ditto.
24807 (group_compare_offset): New function.
24808 (split_all_small_groups): Rename to ...
24809 (split_small_address_groups_p): ... here. Update all uses.
24810 (split_address_groups): Update all uses.
24811 (find_interesting_uses): Refactor format of dump information.
24812 (add_candidate_1): Update all uses. Remove redundant check on iv,
24814 (add_candidate, record_common_cand): Remove redundant assert.
24815 (add_iv_candidate_for_biv): Update use.
24816 (add_iv_candidate_derived_from_uses): Update all uses.
24817 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
24818 (alloc_use_cost_map): Ditto.
24819 (set_use_iv_cost, get_use_iv_cost): Rename to ...
24820 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
24821 (determine_use_iv_cost_generic): Ditto.
24822 (determine_group_iv_cost_generic): Ditto.
24823 (determine_use_iv_cost_address): Ditto.
24824 (determine_group_iv_cost_address): Ditto.
24825 (determine_use_iv_cost_condition): Ditto.
24826 (determine_group_iv_cost_cond): Ditto.
24827 (determine_use_iv_cost): Ditto.
24828 (determine_group_iv_cost): Ditto.
24829 (set_autoinc_for_original_candidates): Update all uses.
24830 (find_iv_candidates): Update all uses. Refactor dump information.
24831 (determine_use_iv_costs): Ditto.
24832 (determine_iv_costs): Ditto.
24833 (iv_ca_cand_for_use): Rename to ...
24834 (iv_ca_cand_for_group): ... here. Update all uses.
24835 (iv_ca_add_use, iv_ca_add_group): Ditto.
24836 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
24837 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
24838 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
24839 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
24840 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
24841 (create_new_iv, adjust_iv_update_pos): Ditto.
24842 (rewrite_use_address): Delete.
24843 (rewrite_use_address_1): Rename to ...
24844 (rewrite_use_address): ... here.
24845 (rewrite_use_compare): Update all uses.
24846 (rewrite_use): Delete.
24847 (rewrite_uses): Rename to ...
24848 (rewrite_groups): ... here. Update all uses.
24849 (remove_unused_ivs, free_loop_data): Update all uses.
24850 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
24852 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24854 * rtlanal.c (nonzero_bits1): Convert preprocessor check
24855 for WORD_REGISTER_OPERATIONS to runtime check.
24857 2016-04-27 Richard Biener <rguenther@suse.de>
24860 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
24861 aggregate_value_p to determine if a function result is
24862 returned by reference.
24863 (ipa_pta_execute): Functions having their address taken are
24864 not automatically nonlocal.
24866 2016-04-27 Jakub Jelinek <jakub@redhat.com>
24869 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
24870 * fold-const.c (operand_equal_p): If flag_checking and
24871 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
24872 and if it returns non-zero, assert iterative_hash_expr on both
24875 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
24877 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
24879 2016-04-27 Nick Clifton <nickc@redhat.com>
24881 PR middle-end/49889
24882 * varasm.c (merge_weak): Generate an error if an attempt is made
24883 to convert a non-weak static function into a weak, public function.
24885 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24887 * params.def (MAX_PARTITION_SIZE): New param.
24888 * doc/invoke.texi: Document lto-max-partition.
24890 2016-04-27 Richard Biener <rguenther@suse.de>
24893 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
24894 function cummulating used_from_other_partition, externally_visible
24895 and force_output from aliases.
24896 (refered_from_nonlocal_var): Likewise.
24897 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
24898 node flags properly.
24900 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
24902 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
24903 (-Wmemset-elt-size): New item.
24905 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
24908 * stor-layout.h (internal_reference_types): Delete.
24909 * stor-layout.c (reference_types_internal): Likewise.
24910 (internal_reference_types): Likewise.
24911 (layout_type) <REFERENCE_TYPE>: Adjust.
24913 2016-04-27 Jakub Jelinek <jakub@redhat.com>
24916 * tree.h (inchash::add_expr): Add FLAGS argument.
24917 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
24918 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
24919 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
24920 Formatting fix. Adjust recursive calls. For tcc_comparison,
24921 if swap_tree_comparison (code) is smaller than code, hash that
24922 and arguments in the other order. Hash CONVERT_EXPR the same
24923 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
24924 of ADDR_EXPR of decl as the decl itself. Add or remove
24925 OEP_ADDRESS_OF from recursive flags as needed. For
24926 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
24927 operands commutatively and only the third one normally.
24928 For internal CALL_EXPR hash in CALL_EXPR_IFN.
24930 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
24932 * config/rtems.h (LIB_SPEC): Add -latomic.
24934 2016-04-27 Joel Sherrill <joel@rtems.org>
24936 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
24937 xilink.ld and flags not relevant to RTEMS.
24939 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
24941 * toplev.c (backend_init_target): Avoid calling init_reload when using
24944 2016-04-26 Jakub Jelinek <jakub@redhat.com>
24946 * reorg.c (try_merge_delay_insns): Declare i and j inside the
24947 for loops rather than one for the whole function.
24949 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
24951 * match.pd (X + CST CMP X): New transformation.
24953 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
24955 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
24956 * fold-const.c (fold_binary_loc): Remove 2 transformations
24957 superseded by match.pd.
24958 * match.pd (x+x -> x*2): Generalize to integers.
24960 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
24962 * config/i386/i386.md (operation on memory peephole): Duplicate an
24963 existing peephole and adapt it to match lea rather than an operation
24966 PR rtl-optimization/57193
24967 * opts.c (default_options_table): Add OPT_frename_registers at -O2
24969 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
24971 2016-04-26 Bin Cheng <bin.cheng@arm.com>
24973 * tree-if-conv.c (any_pred_load_store): New static variable.
24974 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
24975 any_pred_load_store instead of and_mask_load_store.
24976 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
24977 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
24978 (combine_blocks, tree_if_conversion): Ditto.
24980 2016-04-26 Bin Cheng <bin.cheng@arm.com>
24982 PR tree-optimization/70771
24983 PR tree-optimization/70775
24984 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
24985 virtual PHI nodes. Delete parameter.
24986 (if_convertible_loop_p_1): Delete argument to above function.
24987 (predicate_all_scalar_phis): Delete code handling single-argument
24989 (tree_if_conversion): Mark and update virtual SSA.
24991 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24994 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
24995 (x86_elf_aligned_common): Rename to ...
24996 (x86_elf_aligned_decl_common): ... this.
24997 Add decl arg. Switch to .lbss for largecomm object. Use
24998 LARGECOMM_SECTION_ASM_OP.
24999 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
25001 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
25002 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
25004 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
25005 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
25007 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25010 * config/i386/i386.c (SECTION_LARGE): Define.
25011 (x86_64_elf_select_section): Set it for large data/bss sections.
25012 Only clear SECTION_WRITE for .lrodata.
25013 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
25015 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
25016 * varasm.c (default_elf_asm_named_section): Grow flagchars.
25017 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
25019 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
25020 * doc/tm.texi: Regenerate.
25022 2016-04-26 Jakub Jelinek <jakub@redhat.com>
25025 * configure.ac (--enable-checking): Document extra flag, for
25026 non-release builds default to --enable-checking=yes,extra.
25027 If misc checking and extra checking, define CHECKING_P to 2 instead
25029 * common.opt (fchecking=): Add.
25030 * doc/invoke.texi (-fchecking=): Document.
25031 * doc/install.texi: Document --enable-checking changes.
25032 * configure: Regenerated.
25033 * config.in: Regenerated.
25035 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25037 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
25038 attribute instead of which_alternative.
25039 * config/i386/sse.md (*mov<mode>_internal): Ditto.
25040 Use EXT_REX_SSE_REG_P where appropriate.
25042 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25044 * config/i386/predicates.md (const0_operand): Do not match
25045 const_wide_int code.
25046 (const1_operand): Ditto.
25048 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25050 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
25051 for SSE constm1 operands and TARGET_AVX512VL.
25052 (*movti_internal): Ditto.
25053 (*mov<mode>_or): Use constm1_operand predicate.
25054 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
25055 for SSE vector_all_ones operands and TARGET_AVX512VL.
25056 * config/i386/predicates.md (constm1_operand): New predicate.
25057 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
25058 emission of constant -1 load.
25060 2016-04-25 Jason Merrill <jason@redhat.com>
25062 * gdbinit.in: Skip is-a.h.
25064 * attribs.c (register_scoped_attributes): Fix logic.
25065 * attribs.h: Declare register_scoped_attributes.
25067 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25069 * config/rs6000/rs6000-builtin.def: Correct pasto error for
25070 stxvd2x and stxvw4x built-in functions.
25072 2016-04-25 DJ Delorie <dj@redhat.com>
25074 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
25075 (ashrhi3): Likewise.
25076 (lshrhi3): Likewise.
25078 2016-04-25 Richard Biener <rguenther@suse.de>
25080 PR tree-optimization/70780
25081 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
25082 wasn't visited yet.
25083 (compute_antic): Mark blocks with abnormal preds as visited as
25084 they have a final empty antic-in solution already.
25086 2016-04-25 Michael Collison <michael.collison@linaro.org>
25088 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
25090 2016-04-25 Michael Collison <michael.collison@linaro.org>
25092 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
25093 mode is VQI to improve mixed mode vectorization.
25094 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
25095 define_insn to match low half of signed vaddw.
25096 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
25097 define_insn to match high half of signed vaddw.
25098 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
25099 define_insn to match low half of unsigned vaddw.
25100 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
25101 define_insn to match high half of unsigned vaddw.
25102 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
25103 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25104 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
25106 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25107 * config/arm/predicates.md (vect_par_constant_high): Support
25108 big endian and simplify by calling
25109 arm_simd_check_vect_par_cnst_half
25110 (vect_par_constant_low): Likewise.
25112 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25114 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
25115 predicate for operand 2.
25117 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
25118 H.J. Lu <hongjiu.lu@intel.com>
25120 * config/i386/i386-protos.h (standard_sse_constant_p): Add
25121 machine_mode argument.
25122 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
25123 constm1_rtx operands. For VOIDmode constants, get mode from
25124 pred_mode. Check mode size if the mode is supported by ABI.
25125 (standard_sse_constant_opcode): Do not use standard_constant_p.
25126 Strictly check ABI support for all-ones operands.
25127 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
25128 immediates. Update calls to standard_sse_constant_p.
25129 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
25130 (ix86_rtx_costs): Ditto.
25131 * config/i386/i386.md (*movxi_internal_avx512f): Use
25132 nonimmediate_or_sse_const_operand instead of vector_move_operand.
25133 Use (v,BC) alternative instead of (v,C). Use register_operand
25134 checks instead of MEM_P.
25135 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
25136 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
25137 isa attribute. Use register_operand checks instead of MEM_P.
25138 (*movti_internal): Use nonimmediate_or_sse_const_operand for
25139 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
25140 alternative and corresponding sse2 isa attribute.
25141 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
25142 to standard_sse_constant_p.
25143 (FP constant splitters): Ditto.
25144 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
25146 * config/i386/predicates.md (constm1_operand): Remove.
25147 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
25148 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
25149 vector_all_ones_operand instead of constm1_operand.
25151 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25153 * print-rtl.c (print_rtx_insn_vec): New function.
25154 * print-rtl.h: New prototype.
25155 * store-motion.c (struct st_expr): Make avail_stores a vector.
25156 (st_expr_entry): Adjust.
25157 (free_st_expr_entry): Likewise.
25158 (print_store_motion_mems): Likewise.
25159 (find_moveable_store): Likewise.
25160 (compute_store_table): Likewise.
25161 (delete_store): Likewise.
25162 (build_store_vectors): Likewise.
25164 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25166 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
25168 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25170 * vec.h (vec_safe_contains): New function.
25171 (vec::contains): Likewise.
25172 (vec::begin): Likewise.
25173 (vec::end): Likewise.
25175 2016-04-23 Jakub Jelinek <jakub@redhat.com>
25178 * cfgexpand.c (expand_stack_vars): Fix typo.
25180 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25182 * system.h (list, map, set, vector): Include conditionally.
25183 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
25184 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
25185 * ipa-icf.c (INCLUDE_LIST): Define.
25186 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
25187 * config/sh/sh.c (INCLUDE_VECTOR): Define.
25188 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
25189 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
25190 * cp/logic.cc (INCLUDE_LIST): Define.
25191 * fortran/trans-common.c (INCLUDE_MAP): Define.
25193 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25195 * auto-profile.c: Remove <string.h> include.
25196 * ipa-icf-gimple.c: Remove <list> include.
25197 * diagnostic.c: Remove <new> include.
25198 * genmatch.c: Likewise.
25199 * pretty-print.c: Likewise.
25200 * toplev.c: Likewise
25201 * c/c-objc-common.c: Likewise.
25202 * cp/error.c: Likewise.
25203 * fortran/error.c: Likewise.
25205 2016-04-22 Richard Biener <rguenther@suse.de>
25207 * lto-streamer-in.c (input_ssa_names): Do not allocate
25208 GIMPLE_NOP for all SSA names.
25209 * lto-streamer-out.c (output_ssa_names): Do not output
25210 SSA names that should have been released.
25212 2016-04-22 Richard Biener <rguenther@suse.de>
25214 PR tree-optimization/70740
25215 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
25218 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
25221 * config/i386/predicates.md (call_insn_operand): Replace
25222 sibcall_memory_operand with memory_operand.
25224 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
25226 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
25227 has_single_use() tests.
25228 (register_edge_assert_for_1): Likewise.
25229 (find_assert_locations_1): Check the liveness bitmap instead of
25230 checking has_single_use().
25232 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
25235 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
25236 Extract AVX-512BW constraint from AVX.
25238 2016-04-21 Richard Biener <rguenther@suse.de>
25240 PR tree-optimization/70725
25241 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
25242 for phi_convertible_by_degenerating_args.
25243 (predicate_all_scalar_phis): Handle single-argument PHIs.
25245 2016-04-21 Richard Biener <rguenther@suse.de>
25247 PR middle-end/70747
25248 * fold-const.c (fold_comparison): Return properly typed
25251 2016-04-21 Bin Cheng <bin.cheng@arm.com>
25253 PR tree-optimization/70715
25254 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
25255 after expanding BASE using expand_simple_operations.
25257 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
25259 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
25260 New transformations.
25262 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
25264 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
25266 2016-04-20 Jan Hubicka <jh@suse.cz>
25268 * ipa-inline.c (can_inline_edge_p): Pass caller info to
25269 ultiimate_alias_target.
25270 (update_callee_keys): Likewise.
25271 (lookup_recursive_calls): Likewise.
25272 (speculation_useful_p): Likewise.
25274 2016-04-20 Jan Hubicka <jh@suse.cz>
25277 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
25278 (set_nothrow_flag_1): ... this; handle interposition correctly;
25279 recurse on aliases and thunks.
25280 (cgraph_node::set_nothrow_flag): New.
25281 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
25282 functions compiled with non-call exceptions that binds to current
25284 (propagate_nothrow): Be safe WRT interposition.
25285 * cgraph.h (set_nothrow_flag): Update prototype.
25287 2016-04-18 Jan Hubicka <jh@suse.cz>
25289 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
25290 max_loop_iterations_int.
25291 (tree_unswitch_outer_loop): Likewise.
25293 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25295 PR tree-optimization/69489
25296 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
25297 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
25298 Revise dump message.
25299 (if_convertible_bb_p): Remove check on edge count of basic block's
25302 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25304 PR tree-optimization/56625
25305 PR tree-optimization/69489
25306 * tree-data-ref.h (DR_INNERMOST): New macro.
25307 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
25308 hashing struct innermost_loop_behavior.
25309 (ref_DR_map): Remove.
25310 (innermost_DR_map): New map.
25311 (baseref_DR_map): Revise comment.
25312 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
25313 to innermost_DR_map accroding to its innermost loop behavior.
25314 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
25315 to its innermost loop behavior.
25316 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
25317 Add initialization for innermost_DR_map. Record memory reference
25318 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
25319 have innermost loop behavior.
25320 (if_convertible_loop_p): Remove release for ref_DR_map. Release
25323 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
25325 * config/i386/i386.md (*lea<mode>_general_1): Rename from
25326 *lea_general_1. Use explicit SWI12 mode interator.
25327 (*lea<mode>_general_2): Rename from *lea_general_2.
25328 Use explicit SWI12 mode interator.
25329 (*lea<mode>_general_3): Rename from *lea_general_3.
25330 Use explicit SWI12 mode interator.
25331 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
25332 Use explicit SWI12 mode interator.
25333 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
25334 Use explicit SWI48 mode interator.
25336 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
25338 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
25339 Short-cut unaligned load and store cases. Handle all integer
25341 (ix86_expand_vector_move_misalign): Short-cut unaligned load
25342 and store cases. Call ix86_avx256_split_vector_move_misalign
25343 directly without checking mode class.
25345 2016-04-20 Andrew Pinski <apinski@cavium.com>
25346 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25349 * config/aarch64/aarch64.md (sibcall): Force call
25350 address to be DImode for ILP32.
25351 (sibcall_value): Likewise.
25353 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
25355 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
25357 2016-04-20 Richard Biener <rguenther@suse.de>
25359 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
25360 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
25361 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
25362 (maybe_push_res_to_seq): Adjust.
25363 * gimple-fold.c (maybe_build_generic_op): Likewise.
25365 2016-04-20 Marek Polacek <polacek@redhat.com>
25367 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
25370 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
25372 * config/i386/sse.md (vec_unpacks_lo_hi): Always
25373 use kmovw to support AVX512F target.
25375 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25377 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
25379 2016-04-20 Marek Polacek <polacek@redhat.com>
25381 PR tree-optimization/70725
25382 * tree-if-conv.c (is_false_predicate): New function.
25383 (predicate_mem_writes): Use it.
25385 2016-04-20 Richard Biener <rguenther@suse.de>
25387 PR tree-optimization/70726
25388 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
25389 shift amounts from a pattern stmt operand.
25391 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25394 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
25395 stack_restore_from_fpr pattern when restoring r15.
25396 (s390_optimize_prologue): Strip away the memory barrier in the
25397 parallel when trying to get rid of restore insns.
25398 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
25399 definition for loading the stack pointer from an FPR. Compared to
25400 the normal move insn this pattern includes a full memory barrier.
25402 2016-04-19 Jakub Jelinek <jakub@redhat.com>
25404 PR middle-end/70680
25405 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
25406 implicitly linear or lastprivate iterator on the outer context.
25408 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
25410 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
25412 * config/i386/i386.md (ssememalign): Removed.
25413 * config/i386/sse.md: Remove ssememalign attribute from patterns.
25415 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
25418 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
25419 const short * to __builtin_ia32_loaddquhi512_mask.
25420 (_mm512_maskz_loadu_epi16): Likewise.
25421 (_mm512_mask_storeu_epi16): Pass short * to
25422 __builtin_ia32_storedquhi512_mask.
25423 (_mm512_mask_loadu_epi8): Pass const char * to
25424 __builtin_ia32_loaddquqi512_mask.
25425 (_mm512_maskz_loadu_epi8): Likewise.
25426 (_mm512_mask_storeu_epi8): Pass char * to
25427 __builtin_ia32_storedquqi512_mask.
25428 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
25429 const double * to __builtin_ia32_loadupd512_mask.
25430 (_mm512_mask_loadu_pd): Likewise.
25431 (_mm512_maskz_loadu_pd): Likewise.
25432 (_mm512_storeu_pd): Pass double * to
25433 __builtin_ia32_storeupd512_mask.
25434 (_mm512_mask_storeu_pd): Likewise.
25435 (_mm512_loadu_ps): Pass const float * to
25436 __builtin_ia32_loadups512_mask.
25437 (_mm512_mask_loadu_ps): Likewise.
25438 (_mm512_maskz_loadu_ps): Likewise.
25439 (_mm512_storeu_ps): Pass float * to
25440 __builtin_ia32_storeups512_mask.
25441 (_mm512_mask_storeu_ps): Likewise.
25442 (_mm512_mask_loadu_epi64): Pass const long long * to
25443 __builtin_ia32_loaddqudi512_mask.
25444 (_mm512_maskz_loadu_epi64): Likewise.
25445 (_mm512_mask_storeu_epi64): Pass long long *
25446 to __builtin_ia32_storedqudi512_mask.
25447 (_mm512_loadu_si512): Pass const int * to
25448 __builtin_ia32_loaddqusi512_mask.
25449 (_mm512_mask_loadu_epi32): Likewise.
25450 (_mm512_maskz_loadu_epi32): Likewise.
25451 (_mm512_storeu_si512): Pass int * to
25452 __builtin_ia32_storedqusi512_mask.
25453 (_mm512_mask_storeu_epi32): Likewise.
25454 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
25455 char * to __builtin_ia32_storedquqi256_mask.
25456 (_mm_mask_storeu_epi8): Likewise.
25457 (_mm256_mask_loadu_epi16): Pass const short * to
25458 __builtin_ia32_loaddquhi256_mask.
25459 (_mm256_maskz_loadu_epi16): Likewise.
25460 (_mm_mask_loadu_epi16): Pass const short * to
25461 __builtin_ia32_loaddquhi128_mask.
25462 (_mm_maskz_loadu_epi16): Likewise.
25463 (_mm256_mask_loadu_epi8): Pass const char * to
25464 __builtin_ia32_loaddquqi256_mask.
25465 (_mm256_maskz_loadu_epi8): Likewise.
25466 (_mm_mask_loadu_epi8): Pass const char * to
25467 __builtin_ia32_loaddquqi128_mask.
25468 (_mm_maskz_loadu_epi8): Likewise.
25469 (_mm256_mask_storeu_epi16): Pass short * to.
25470 __builtin_ia32_storedquhi256_mask.
25471 (_mm_mask_storeu_epi16): Pass short * to.
25472 __builtin_ia32_storedquhi128_mask.
25473 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
25474 const double * to __builtin_ia32_loadupd256_mask.
25475 (_mm256_maskz_loadu_pd): Likewise.
25476 (_mm_mask_loadu_pd): Pass onst double * to
25477 __builtin_ia32_loadupd128_mask.
25478 (_mm_maskz_loadu_pd): Likewise.
25479 (_mm256_mask_storeu_pd): Pass double * to
25480 __builtin_ia32_storeupd256_mask.
25481 (_mm_mask_storeu_pd): Pass double * to
25482 __builtin_ia32_storeupd128_mask.
25483 (_mm256_mask_loadu_ps): Pass const float * to
25484 __builtin_ia32_loadups256_mask.
25485 (_mm256_maskz_loadu_ps): Likewise.
25486 (_mm_mask_loadu_ps): Pass const float * to
25487 __builtin_ia32_loadups128_mask.
25488 (_mm_maskz_loadu_ps): Likewise.
25489 (_mm256_mask_storeu_ps): Pass float * to
25490 __builtin_ia32_storeups256_mask.
25491 (_mm_mask_storeu_ps): ass float * to
25492 __builtin_ia32_storeups128_mask.
25493 (_mm256_mask_loadu_epi64): Pass const long long * to
25494 __builtin_ia32_loaddqudi256_mask.
25495 (_mm256_maskz_loadu_epi64): Likewise.
25496 (_mm_mask_loadu_epi64): Pass const long long * to
25497 __builtin_ia32_loaddqudi128_mask.
25498 (_mm_maskz_loadu_epi64): Likewise.
25499 (_mm256_mask_storeu_epi64): Pass long long * to
25500 __builtin_ia32_storedqudi256_mask.
25501 (_mm_mask_storeu_epi64): Pass long long * to
25502 __builtin_ia32_storedqudi128_mask.
25503 (_mm256_mask_loadu_epi32): Pass const int * to
25504 __builtin_ia32_loaddqusi256_mask.
25505 (_mm256_maskz_loadu_epi32): Likewise.
25506 (_mm_mask_loadu_epi32): Pass const int * to
25507 __builtin_ia32_loaddqusi128_mask.
25508 (_mm_maskz_loadu_epi32): Likewise.
25509 (_mm256_mask_storeu_epi32): Pass int * to
25510 __builtin_ia32_storedqusi256_mask.
25511 (_mm_mask_storeu_epi32): Pass int * to
25512 __builtin_ia32_storedqusi128_mask.
25513 * config/i386/i386-builtin-types.def (PCSHORT): New.
25514 (PINT64): Likewise.
25515 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
25516 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
25517 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
25518 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
25519 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
25520 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
25521 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
25522 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
25523 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
25524 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
25525 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
25526 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
25527 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
25528 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
25529 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
25530 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
25531 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
25532 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
25533 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
25534 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
25535 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
25536 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
25537 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
25538 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
25539 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
25540 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
25541 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
25542 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
25543 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
25544 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
25545 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
25546 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
25547 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
25548 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
25549 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
25550 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
25551 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
25552 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
25553 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
25554 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
25555 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
25556 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
25557 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
25558 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
25559 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
25560 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
25561 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
25562 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
25563 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
25565 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
25566 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
25568 (ix86_expand_vector_move_misalign): Likewise.
25569 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
25570 to scalar function prototype for unaligned load/store builtins.
25571 (ix86_expand_special_args_builtin): Updated.
25572 * config/i386/sse.md (UNSPEC_LOADU): Removed.
25573 (UNSPEC_STOREU): Likewise.
25574 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
25575 (VI_ULOADSTORE_F_AVX512VL): Likewise.
25576 (ssescalarsize): Handle V4TI, V2TI and V1TI.
25577 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
25578 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
25579 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
25580 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
25581 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
25582 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
25583 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
25584 (<avx512>_storedqu<mode>_mask): Likewise.
25585 (*sse4_2_pcmpestr_unaligned): Likewise.
25586 (*sse4_2_pcmpistr_unaligned): Likewise.
25587 (*mov<mode>_internal): Renamed to ...
25588 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
25589 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
25590 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
25591 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
25593 2016-04-19 Richard Biener <rguenther@suse.de>
25595 PR tree-optimization/70171
25596 * tree-ssa-phiprop.c: Include stor-layout.h.
25597 (phiprop_insert_phi): Handle the aggregate copy case.
25598 (propagate_with_phi): Likewise.
25600 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
25602 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
25603 instead of simplify_gen_subreg (... , 0).
25604 (ix86_delegitimize_address): Ditto.
25605 (ix86_split_divmod): Ditto.
25606 (ix86_split_copysign_const): Ditto.
25607 (ix86_split_copysign_var): Ditto.
25608 (ix86_expand_args_builtin): Ditto.
25609 (ix86_expand_round_builtin): Ditto.
25610 (ix86_expand_special_args_builtin): Ditto.
25611 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
25612 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
25613 (udivmodqi4): Ditto.
25614 (absneg splitters): Ditto.
25615 (*jcc_bt<mode>_1): Ditto.
25617 2016-04-19 Richard Biener <rguenther@suse.de>
25619 PR tree-optimization/70724
25620 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
25621 restoring out from ...
25622 (free_scc_vn): ... here.
25623 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
25624 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
25626 (pass_fre::execute): Restore SSA info.
25628 2016-04-19 Richard Biener <rguenther@suse.de>
25630 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
25631 * gimple-walk.c (walk_gimple_op): Initialize it.
25632 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
25633 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
25634 remapping SSA names of defs.
25635 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
25638 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
25640 PR middle-end/70689
25641 * lra-constraints.c (equiv_substition_p): New.
25642 (process_alt_operands): Use it.
25643 (swap_operands): Swap it.
25644 (curr_insn_transform): Update it.
25646 2016-04-18 Michael Matz <matz@suse.de>
25648 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
25649 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
25650 * tree-core.h (tree_type_common.align): Use bit-field.
25651 (tree_type_common.spare): New.
25652 (tree_decl_common.off_align): Make smaller.
25653 (tree_decl_common.align): Use bit-field.
25655 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
25656 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
25657 (scan_sharing_clauses): Ditto.
25658 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
25659 (omp_finish_file): Ditto.
25660 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
25661 (layout_decl): Ditto.
25662 (relayout_decl): Ditto.
25663 (finalize_record_size): Use SET_TYPE_ALIGN.
25664 (finalize_type_size): Ditto.
25665 (finish_builtin_struct): Ditto.
25666 (layout_type): Ditto.
25667 (initialize_sizetypes): Ditto.
25668 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
25669 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
25670 (lookup_field_for_decl): Use SET_DECL_ALIGN.
25671 (get_chain_field): Ditto.
25672 (get_trampoline_type): Ditto.
25673 (get_nl_goto_field): Ditto.
25674 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
25676 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
25677 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
25678 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
25679 (build_qualified_type): Use SET_TYPE_ALIGN.
25680 (build_aligned_type, build_range_type_1): Ditto.
25681 (build_atomic_base): Ditto.
25682 (build_common_tree_nodes): Ditto.
25683 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
25684 (expand_one_stack_var_at): Ditto.
25685 * coverage.c (build_var): Use SET_DECL_ALIGN.
25686 * except.c (init_eh): Ditto.
25687 * function.c (assign_parm_setup_block): Ditto.
25688 * symtab.c (increase_alignment_1): Ditto.
25689 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
25690 * tree-vect-stmts.c (ensure_base_align): Ditto.
25691 * varasm.c (align_variable): Ditto.
25692 (assemble_variable): Ditto.
25693 (build_constant_desc): Ditto.
25694 (output_constant_def_contents): Ditto.
25696 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
25697 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
25698 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
25699 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
25700 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
25702 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
25705 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
25706 replace %vmovsd with "%vmovq".
25707 (vec_concatv2df): Likewise.
25709 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
25711 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
25712 (*vec_extractv2si_0): Ditto.
25713 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
25714 (zero_extended_scalar_load_operand splitters): Ditto.
25715 (vec_extract splitters): Ditto.
25716 (*vec_extractv4si_0_zext): Ditto.
25717 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
25718 and lowpart_subreg.
25719 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
25720 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
25721 (*sse4_1_extractps): Use lowpart_subreg.
25722 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
25724 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25726 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
25728 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
25729 Mention Solaris 11 packaging changes.
25730 Update gas and gld requirements.
25731 Remove reference to pre-Solaris 10 bug.
25732 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
25734 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
25737 2016-04-17 Jan Hubicka <jh@suse.cz>
25739 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
25740 max_loop_iterations_int.
25742 2016-04-18 Richard Biener <rguenther@suse.de>
25744 PR tree-optimization/43434
25745 * tree-ssa-structalias.c (struct vls_data): New.
25746 (visit_loadstore): Handle all pointer-based accesses.
25747 (compute_dependence_clique): Compute a bitmap of restrict tags
25748 assigned bases and pass it to visit_loadstore.
25750 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
25753 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
25754 armv8.1-a and armv8.1-a+crc.
25756 2016-04-18 Richard Biener <rguenther@suse.de>
25758 PR tree-optimization/70701
25759 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
25760 references after translating through a memcpy.
25762 2016-04-18 Richard Biener <rguenther@suse.de>
25764 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
25765 (compute_antic): ... here. For partial antic use regular
25766 postorder and scrap iteration.
25767 (compute_partial_antic_aux): Remove unused return value.
25768 (init_pre): Do not allocate postorder.
25769 (fini_pre): Do not free postorder.
25771 2016-04-18 Richard Biener <rguenther@suse.de>
25773 PR middle-end/37870
25774 * expmed.c (extract_bit_field_1): Remove broken case
25775 using a wider MODE_INT mode.
25777 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
25779 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
25780 unless compiling with at least GCC-4.8.
25782 2016-04-17 Jan Hubicka <jh@suse.cz>
25785 * graphite.c (graphite_finalize): Update call to
25786 tree_estimate_probability.
25787 * predict.h (tree_estimate_probability): Update prototype.
25789 2016-04-17 Jan Hubicka <jh@suse.cz>
25791 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
25792 (tree_estimate_probability): Likewise.
25793 (pass_profile::execute): Update.
25794 (report_predictor_hitrates): New function.
25795 * profile.c (compute_branch_probabilities): Use it.
25796 * predict.h (report_predictor_hitrates): Declare.
25798 2016-04-17 Jan Hubicka <jh@suse.cz>
25801 * cgraph.h (cgraph_node::set_const_flag,
25802 cgraph_node::set_pure_flag): Update prototype to return bool;
25804 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
25805 of interposable symbol are interposable, too.
25806 (cgraph_set_const_flag_1): Rename to ...
25807 (set_const_flag_1): ... this one; change to self recursive function
25808 instead of call_for_symbol_thunks_and_aliases. Handle correctly
25809 clearnig the flag in all variants and also virtual thunks of const
25810 functions are pure; track if any change was done.
25811 (cgraph_node::set_const_flag): Update.
25812 (struct set_pure_flag_info): New struct.
25813 (cgraph_set_pure_flag_1): Rename to ...
25814 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
25815 rather than pointer encoded flags; track if any changes was done;
25816 handle correctly clearning flag and setting flag of aliases already
25818 (cgraph_node::set_pure_flag): Update.
25819 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
25821 2016-04-17 Tom de Vries <tom@codesourcery.com>
25824 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
25825 backslash in label.
25827 2016-04-17 Tom de Vries <tom@codesourcery.com>
25829 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
25830 '{}<> ' as escape-for-record.
25832 2016-04-17 Tom de Vries <tom@codesourcery.com>
25834 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
25837 2016-04-17 Tom de Vries <tom@codesourcery.com>
25840 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
25841 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
25842 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
25843 * passes.c (finish_optimization_passes): Only call
25844 finish_graph_dump_file if dfi->graph_dump_initialized.
25845 (execute_function_dump, pass_init_dump_file): Use
25846 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
25848 2016-04-17 Tom de Vries <tom@codesourcery.com>
25850 PR tree-optimization/70256
25851 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
25852 (debug_varmap): New function.
25854 2016-04-17 Tom de Vries <tom@codesourcery.com>
25857 * passes.c (pass_manager::register_pass): Propagate pflags.
25859 2016-04-17 Tom de Vries <tom@codesourcery.com>
25862 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
25863 * passes.c (pass_manager::pass_manager): Declare and init p_start in
25864 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
25865 check if it's equal to p_start.
25866 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
25868 2016-04-15 Jan Hubicka <jh@suse.cz>
25871 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
25872 function does not bind to current def.
25873 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
25874 handle conservatively calls to functions that does not need to bind
25876 (check_call): Update call of worse_state.
25877 (ignore_edge_for_nothrow): Update.
25878 (ignore_edge_for_pure_const): Likewise.
25879 (propagate_pure_const): Update calls to worse_state.
25880 (skip_function_for_local_pure_const): Reformat comments.
25882 2016-04-15 Jan Hubicka <jh@suse.cz>
25885 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
25886 (cgraph_node::function_symbol): Likewise.
25887 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
25888 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
25889 (symtab_node::ultimate_alias_target): Add REF parameter.
25890 (symtab_node::binds_to_current_def_p): Declare.
25891 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
25892 (cgraph_node::function_symbol): Likewise.
25893 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
25894 (cgraph_node::get_availability): Likewise.
25895 (cgraph_edge::binds_to_current_def_p): New inline function.
25896 (varpool_node::get_availability): Add REF parameter.
25897 (varpool_node::ultimate_alias_target): Likewise.
25898 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
25899 (symtab_node::binds_to_current_def_p): Likewise.
25900 * varpool.c (varpool_node::get_availability): Likewise.
25902 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
25905 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
25906 Fix mode size check.
25908 2016-04-15 Jakub Jelinek <jakub@redhat.com>
25910 * BASE-VER: Set to 7.0.0.
25912 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
25914 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
25916 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25918 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
25919 architecture revisions.
25921 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
25923 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
25924 * config/i386/i386.c (ix86_using_red_zone): No longer static.
25925 * config/i386/i386.md (stack decrement to push peepholes): Guard
25926 with !x86_using_red_zone ().
25928 2016-04-15 Jakub Jelinek <jakub@redhat.com>
25931 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
25932 to dump_generic_node.
25933 (NIY): Pass also flags to do_niy.
25935 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
25937 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
25938 (simd_clone_vector_of_formal_parm_types)
25939 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
25940 (simd_clone_mangle, simd_clone_create)
25941 (simd_clone_adjust_return_type, create_tmp_simd_array)
25942 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
25943 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
25944 (ipa_simd_modify_function_body, simd_clone_linear_addend)
25945 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
25946 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
25947 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
25948 * omp-simd-clone.c: ... this new file.
25949 (simd_clone_vector_of_formal_parm_types): Make it static.
25950 * Makefile.in (OBJS): Add omp-simd-clone.o.
25952 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
25955 * config/i386/sse.md: Use proper memory operand modifiers.
25958 2016-04-15 Richard Biener <rguenther@suse.de>
25959 Alan Modra <amodra@gmail.com>
25961 PR tree-optimization/70130
25962 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
25963 when alignment stays not the same and no not use the realign
25966 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
25969 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
25970 direct move handlers for KFmode. Change TFmode handlers test from
25971 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
25973 2016-04-14 Jakub Jelinek <jakub@redhat.com>
25976 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
25977 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
25978 (inlined_polymorphic_ctor_dtor_block_p): Use it.
25979 * tree-ssa-live.c (remove_unused_scope_block_p): When
25980 in_ctor_dtor_block, avoid discarding not just BLOCKs with
25981 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
25982 block_ultimate_origin is FUNCTION_DECL.
25983 (remove_unused_locals): If current_function_decl is
25984 polymorphic_ctor_dtor_p, pass initial true to
25985 remove_unused_scope_block_p' is_ctor_dtor_block.
25987 2016-04-14 Martin Sebor <msebor@redhat.com>
25992 * doc/extend.texi (Variable Length): Revert.
25994 2016-04-14 Marek Polacek <polacek@redhat.com>
25995 Jan Hubicka <hubicka@ucw.cz>
25998 * tree.c (verify_type): Disable the canonical type of main variant
26001 2016-04-14 Jason Merrill <jason@redhat.com>
26003 * cfgexpand.c, expr.c: Revert previous change.
26005 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
26007 PR middle-end/70643
26008 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
26009 when building a mem ref for the incoming reduction variable.
26011 2016-04-14 Richard Biener <rguenther@suse.de>
26013 PR tree-optimization/70614
26014 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
26015 loop if the evolution dropped to chrec_dont_know.
26016 (interpret_condition_phi): Likewise.
26018 2016-04-14 Richard Biener <rguenther@suse.de>
26020 PR tree-optimization/70623
26021 * tree-ssa-pre.c (changed_blocks): Make global ...
26022 (compute_antic): ... local here. Move and fix worklist
26023 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
26024 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
26025 worklist handling, dump when ANTIC_IN changed.
26026 (compute_partial_antic_aux): Remove worklist handling.
26027 (init_pre): Do not compute post dominators. Add a comment about
26028 the CFG order chosen.
26029 (fini_pre): Do not free post dominators.
26031 2016-04-13 Martin Sebor <msebor@redhat.com>
26036 * doc/extend.texi (Variable Length): Document C++ specifics.
26038 2016-04-13 Jakub Jelinek <jakub@redhat.com>
26041 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
26042 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
26043 eh edges have been purged.
26046 * tree-sra.c (create_access_replacement,
26047 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
26049 * tree-pretty-print.c (dump_fancy_name): New function.
26050 (dump_decl_name, dump_generic_node): Use it.
26052 2016-04-13 Jason Merrill <jason@redhat.com>
26054 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
26055 * expr.c (expand_expr_real_1): Likewise.
26057 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
26059 * config/i386/i386.md (kunpckhi): Swap operands.
26060 (kunpcksi): Likewise.
26061 (kunpckdi): Likewise.
26062 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
26063 (vec_pack_trunc_<mode>): Likewise.
26065 2016-04-13 Jakub Jelinek <jakub@redhat.com>
26068 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
26070 PR middle-end/70633
26071 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
26072 gimplification turns some element into non-constant.
26075 * rtl.h (convert_memory_address_addr_space_1): New prototype.
26076 * explow.c (convert_memory_address_addr_space_1): No longer static,
26077 add NO_EMIT argument and don't call convert_modes if true, pass
26078 it down recursively, remove break after return.
26079 (convert_memory_address_addr_space): Adjust caller.
26080 * simplify-rtx.c (simplify_unary_operation_1): Call
26081 convert_memory_address_addr_space_1 instead of convert_memory_address,
26082 if it returns NULL, don't simplify.
26084 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
26087 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
26089 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26091 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26092 Bump the upper SIMDLEN limits, so that if the return type or
26093 characteristic type if the return type is void can be passed in
26094 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
26097 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
26100 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
26101 Do not use "=" constraint on an input constraint.
26102 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
26103 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
26104 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
26105 generates (neg (abs ...)) instead of (abs ...).
26107 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26109 PR rtl-optimization/70596
26110 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
26111 just invalidate LRA data and reset them. Adjust dump wording.
26113 2016-04-12 Martin Liska <mliska@suse.cz>
26116 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26118 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
26120 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26121 max_loop_iterations_int.
26122 (tree_unswitch_outer_loop): Likewise.
26123 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
26124 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
26126 2016-04-12 Tom de Vries <tom@codesourcery.com>
26128 PR tree-optimization/68756
26129 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
26130 instead of new_name.
26132 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26134 PR tree-optimization/70602
26135 * tree-sra.c (generate_subtree_copies): Don't write anything into
26136 constant pool decls.
26138 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
26139 regardless whether there are depend clauses or not.
26141 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
26144 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
26145 target attribute and pragma from changing the -mfloat128
26146 and -mfloat128-hardware options.
26148 * doc/extend.texi (Additional Floating Types): Document PowerPC
26149 __float128 restrictions.
26151 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26154 * config/aarch64/driver-aarch64.c
26155 (aarch64_get_extension_string_for_isa_flags): New.
26156 (arch_extension): Rename to...
26157 (aarch64_arch_extension): ...This.
26158 (ext_to_feat_string): Rename to...
26159 (aarch64_extensions): ...This.
26160 (aarch64_core_data): Keep track of architecture extension flags.
26161 (cpu_data): Rename to...
26162 (aarch64_cpu_data): ...This.
26163 (aarch64_arch_driver_info): Keep track of architecture extension
26165 (get_arch_name_from_id): Rename to...
26166 (get_arch_from_id): ...This, change return type.
26167 (host_detect_local_cpu): Update and reformat for renames, handle
26168 extensions through common infrastructure.
26170 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26173 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
26174 track of a canonical flag name.
26175 (all_extensions): Likewise.
26176 (arch_to_arch_name): Also track extension flags enabled by the arch.
26177 (all_architectures): Likewise.
26178 (aarch64_parse_extension): Move to here.
26179 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
26181 (aarch64_rewrite_selected_cpu): Update for above change.
26182 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
26183 are handled, such that the single explicit value enabled by an
26184 extension is kept seperate from the implicit values it also enables.
26185 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
26187 (aarch64_parse_extension): New.
26188 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
26189 here to config/aarch64/aarch64-protos.h.
26190 (aarch64_parse_extension): Move from here to
26191 common/config/aarch64/aarch64-common.c.
26192 (aarch64_option_print): Update.
26193 (aarch64_declare_function_name): Likewise.
26194 (aarch64_start_file): Likewise.
26195 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
26196 the canonical flag for extensions.
26197 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
26200 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26202 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
26205 2016-04-09 Tom de Vries <tom@codesourcery.com>
26207 PR tree-optimization/68953
26208 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
26209 first to last subscript.
26211 2016-04-09 Jakub Jelinek <jakub@redhat.com>
26213 PR tree-optimization/70586
26214 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
26217 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
26221 PR tree-optimization/70373
26222 PR middle-end/70533
26223 PR middle-end/70534
26224 PR middle-end/70535
26225 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
26226 clauses for acc parallel reductions as necessary. Error on those
26228 * omp-low.c (scan_sharing_clauses): Don't install variables which
26229 are used in acc parallel reductions.
26230 (lower_rec_input_clauses): Remove dead code.
26231 (lower_oacc_reductions): Add support for reference reductions.
26232 (lower_reduction_clauses): Remove dead code.
26233 (lower_omp_target): Don't remap variables appearing in acc parallel
26235 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
26237 2016-04-08 Jakub Jelinek <jakub@redhat.com>
26239 PR middle-end/70593
26240 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
26241 with multiple SSA_NAME defs, force the outputs other than first
26242 to be live before calling live_track_process_def on each output.
26244 PR rtl-optimization/70574
26245 * fwprop.c (forward_propagate_and_simplify): Don't add
26246 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
26247 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
26248 paradoxical subregs within *loc.
26250 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
26252 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
26253 -ftree-parallelize-loops={0,1}.
26254 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
26255 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
26256 * config/ia64/hpux.h (LIB_SPEC): Likewise.
26257 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
26258 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
26260 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
26263 * asan.c (instrument_derefs): If we get unknown location, extract it
26264 with EXPR_LOCATION.
26265 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
26267 2016-04-08 Tom de Vries <tom@codesourcery.com>
26269 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
26270 implicit firstprivate clause.
26272 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26275 * config/arm/thumb2.md (tst + branch-> lsls + branch
26276 peephole below *orsi_not_shiftsi_si): Require that condition
26277 register is dead after the peephole.
26278 (second peephole after the above): Likewise.
26280 2016-04-08 Alan Modra <amodra@gmail.com>
26283 * builtins.c (fold_builtin_classify): For IBM extended precision,
26284 look at just the high-order double to test for NaN.
26285 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
26286 test just the high double for Inf but both doubles for subnormal
26289 2016-04-07 Jakub Jelinek <jakub@redhat.com>
26291 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
26292 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
26293 node->simdclone->mask_mode != VOIDmode masks.
26294 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
26295 earlier, use it instead of node->simdclone.
26296 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26297 Set clonei->mask_mode.
26299 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
26302 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
26303 Pass it through to cp_parser_already_scoped_statement.
26304 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
26305 it through to cp_parser_statement.
26306 (cp_parser_statement): Pass IF_P through to
26307 cp_parser_iteration_statement.
26308 (cp_parser_pragma): Adjust call to
26309 cp_parser_iteration_statement.
26311 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
26314 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
26315 resolve a future -Wparentheses warning.
26316 * omp-low.c (scan_sharing_clauses): Likewise.
26317 * tree-parloops.c (eliminate_local_variables): Likewise.
26319 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
26321 PR rtl-optimization/70398
26322 * lra-constraints.c (process_address_1): Check zero scale and code
26323 for reloading with zero scale.
26325 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
26327 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
26328 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
26330 2016-04-06 Jakub Jelinek <jakub@redhat.com>
26332 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26333 Add support for AVX512F clones, include them by default for
26334 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
26335 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
26338 PR middle-end/70550
26339 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
26340 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
26341 firstprivate clauses.
26342 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
26343 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
26344 (lower_omp_target): Set TREE_NO_WARNING for
26345 non-addressable possibly uninitialized vars which are copied into
26346 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
26348 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
26350 * config/pa/predicates.md (integer_store_memory_operand): Accept
26351 REG+D operands with a large offset when reload_in_progress is true.
26352 (floating_point_store_memory_operand): Likewise.
26354 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26357 * match.pd (nested int casts): Limit to GIMPLE.
26359 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
26362 * ipa-devirt.c (maybe_record_node): Fix comment; use
26363 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
26365 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26367 PR rtl-optimization/70542
26368 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
26369 if there are any uses other than insn or debug insns.
26371 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
26372 Jakub Jelinek <jakub@redhat.com>
26374 PR tree-optimization/70509
26375 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
26376 Shift HOST_WIDE_INT_1U instead of 1.
26378 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
26380 PR tree-optimization/70509
26381 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
26382 of the vector base type for index.
26384 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
26387 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
26389 2016-04-05 Richard Biener <rguenther@suse.de>
26391 PR tree-optimization/70526
26392 * tree-sra.c (build_ref_for_offset): Use prev_base to
26393 extract the alias pointer type.
26395 2016-04-05 Richard Biener <rguenther@suse.de>
26397 * dse.c (struct store_info): Remove alias_set member.
26398 (struct read_info_type): Likewise.
26399 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
26400 spill_deleted, clear_alias_set_lookup): Remove.
26401 (get_group_info): Remove dead base == NULL_RTX case.
26402 (dse_step0): Remove initialization of removed variables.
26403 (delete_dead_store_insn): Reomve alias set dumping.
26404 (free_read_records): Remove alias_set handling.
26405 (canon_address): Remove alias_set_out parameter.
26406 (record_store): Remove spill_alias_set, it's always zero.
26407 (check_mem_read_rtx): Likewise.
26408 (dse_step2): Rename from ...
26409 (dse_step2_nospill): ... this. Adjust.
26410 (scan_stores): Rename from ...
26411 (scan_stores_nospill): ... this.
26412 (scan_reads): Rename from ...
26413 (scan_reads_nospill): ... this.
26414 (scan_stores_spill, scan_reads_spill): Remove.
26415 (dse_step3_scan): Remove for_spills argument which is always false.
26416 (dse_step3): Likewise.
26417 (dse_step5): Rename from ...
26418 (dse_step5_nospill): ... this. Remove alias_set handling.
26419 (rest_of_handle_dse): Adjust.
26421 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26424 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
26425 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
26426 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
26427 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
26429 2016-04-05 Richard Biener <rguenther@suse.de>
26431 PR middle-end/70499
26432 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
26433 non-register type temporaries into SSA.
26435 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
26438 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
26439 calls when sanitizing.
26440 (possible_polymorphic_call_target_p): Fix formatting.
26442 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26443 Jakub Jelinek <jakub@redhat.com>
26445 PR middle-end/70457
26446 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
26447 to ensure a call statement is compatible with a built-in's
26449 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
26452 2016-04-04 Richard Biener <rguenther@suse.de>
26454 PR rtl-optimization/70484
26455 * rtl.h (canon_output_dependence): Declare.
26456 * alias.c (canon_output_dependence): New function.
26457 * dse.c (record_store): Use canon_output_dependence rather
26458 than canon_true_dependence.
26460 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26463 * cgraph.h (symtab_node::copy_visibility_from): New function.
26464 * symtab.c (symtab_node::copy_visibility_from): New function.
26465 * ipa-visibility.c (optimize_weakref): New function.
26466 (function_and_variable_visibility): Use it.
26468 2016-04-04 Martin Liska <mliska@suse.cz>
26471 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
26472 value that is really in range handled by SBR instruction.
26473 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
26474 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
26475 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
26477 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
26481 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
26482 set, but not for SP_REG operands.
26484 2016-04-02 Martin Sebor <msebor@redhat.com>
26487 * fold-const.c (maybe_nonzero_address): New function.
26488 (fold_comparison): Call it. Fold equality and relational
26489 expressions involving null pointers.
26490 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
26492 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
26494 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
26495 the "Y" constraint (scalar FP 0.0 immediate).
26497 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
26498 Add the "const_double" to the list of operand constraints.
26500 2016-04-01 Jakub Jelinek <jakub@redhat.com>
26502 PR rtl-optimization/70467
26503 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
26504 If low word of the last operand is 0, just emit addition/subtraction
26507 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26510 * config/s390/s390.c (s390_expand_insv): Check for everything
26511 constant instead of just VOIDmode stuff.
26513 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26516 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
26518 2016-04-01 Nathan Sidwell <nathan@acm.org>
26520 * tree.def (TRY_CATCH_EXPR): Correct documentation.
26522 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
26524 PR rtl-optimization/70461
26525 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
26528 2016-03-31 Martin Liska <mliska@suse.cz>
26531 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
26532 a tree value or an immediate integer value to a buffer
26533 that is eventually copied to a BRIG section.
26534 (emit_immediate_operand): Call the function here.
26535 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
26536 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
26537 of class' fields that are removed.
26538 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
26539 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
26540 m_brig_repr_size fields.
26542 2016-03-31 Martin Liska <mliska@suse.cz>
26545 * hsa-gen.c (hsa_function_representation::update_dominance): New
26547 (convert_addr_to_flat_segment): Likewise.
26548 (gen_hsa_memory_set): New alignment argument.
26549 (gen_hsa_ctor_assignment): Likewise.
26550 (gen_hsa_insns_for_single_assignment): Provide alignment
26551 to gen_hsa_ctor_assignment.
26552 (gen_hsa_insns_for_direct_call): Add new argument.
26553 (expand_lhs_of_string_op): New function.
26554 (expand_string_operation_builtin): Likewise.
26555 (expand_memory_copy): New function.
26556 (expand_memory_set): New function.
26557 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
26558 (convert_switch_statements): Change signature.
26559 (generate_hsa): Use a return value of the function.
26560 (pass_gen_hsail::execute): Do not call
26561 convert_switch_statements here.
26562 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
26563 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
26564 (hsa_function_representation::update_dominance): New function.
26566 2016-03-31 Martin Liska <mliska@suse.cz>
26569 * hsa-brig.c (emit_directive_variable): Emit alignment
26570 according to hsa_symbol::m_align.
26571 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
26572 (dump_hsa_symbol): Dump alignment of HSA symbols.
26573 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
26574 (gen_hsa_addr_with_align): New function.
26575 (hsa_bitmemref_alignment): Use newly added function.
26576 (gen_hsa_insns_for_load): Likewise.
26577 (gen_hsa_insns_for_store): Likewise.
26578 (gen_hsa_memory_copy): New argument added.
26579 (gen_hsa_insns_for_single_assignment): Respect
26580 alignment for assignments processed via gen_hsa_memory_copy.
26581 (gen_hsa_insns_for_direct_call): Likewise.
26582 (gen_hsa_insns_for_return): Likewise.
26583 (gen_function_def_parameters): Set default alignment.
26584 * hsa.c (hsa_object_alignment): New function.
26585 (hsa_byte_alignment): Pasted function.
26586 * hsa.h (hsa_symbol::m_align): New field.
26588 2016-03-31 Bin Cheng <bin.cheng@arm.com>
26590 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
26591 scratch field for goto case.
26593 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
26595 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
26597 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
26600 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
26601 (scalar_chain::convert_insn): Call convert_op for reg
26602 moves to handle undefined registers.
26604 2016-03-31 Nathan Sidwell <nathan@acm.org>
26607 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
26608 Assert we don't want to move backwards.
26610 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
26613 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
26615 2016-03-31 Jakub Jelinek <jakub@redhat.com>
26617 PR rtl-optimization/70460
26618 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
26619 with operand from REG_LABEL_OPERAND, instead substitute
26620 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
26621 Don't do anything for REG_NON_LOCAL_GOTO jumps.
26623 2016-03-31 Martin Liska <mliska@suse.cz>
26625 * passes.c (execute_one_pass): Do not call
26626 todo_after for a discarded function.
26628 2016-03-31 Bin Cheng <bin.cheng@arm.com>
26630 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
26631 (no_cost, infinite_cost): Initialize the new field.
26632 (get_computation_cost_at): Record setup cost.
26633 (determine_use_iv_cost_address): Skip cost computation for sub
26634 uses if we can estimate it without losing accuracy.
26636 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26638 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
26640 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26641 max_loop_iterations_int.
26642 (tree_unswitch_outer_loop): Likewise.
26643 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
26644 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
26646 2016-03-30 Richard Biener <rguenther@suse.de>
26648 PR middle-end/70450
26649 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
26651 2016-03-30 Jakub Jelinek <jakub@redhat.com>
26654 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
26655 in gen_blendm expander.
26657 2016-03-30 Nick Clifton <nickc@redhat.com>
26660 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
26661 case where we are already provided with an SImode SUBREG.
26663 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
26666 * config/i386/i386.c (ix86_expand_epilogue): Properly check
26667 conflict between DRAP register and __builtin_eh_return.
26669 2016-03-30 Michael Matz <matz@suse.de>
26670 Richard Biener <rguenther@suse.de>
26673 * ipa-polymorphic-call.c (struct type_change_info): Change
26674 speculative to an unsigned allowing to limit the work we do.
26675 (csftc_abort_walking_p): New inline function..
26676 (check_stmt_for_type_change): Limit the number of may-defs
26677 skipped for speculative devirtualization to
26678 max-speculative-devirt-maydefs.
26679 * params.def (max-speculative-devirt-maydefs): New param.
26680 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
26682 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
26685 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
26688 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
26690 PR tree-optimization/59124
26691 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
26692 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
26694 2016-03-29 Jeff Law <law@redhat.com>
26696 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
26698 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26700 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
26703 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
26705 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
26706 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
26707 gcrt0.o if linking dynamically.
26709 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26712 * ipa-devirt.c (methods_equal_p): New function.
26713 (compare_virtual_tables): Use it.
26714 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
26715 * cgraphclones.c (clone_function_name_1): Use
26716 symbol_table::symbol_suffix_separator.
26717 * coverage.c (build_var): Likewise.
26718 * symtab.c (symbol_table::symbol_suffix_separator): New.
26720 2016-03-29 Jakub Jelinek <jakub@redhat.com>
26722 PR rtl-optimization/70429
26723 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
26724 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
26725 mode != result_mode.
26728 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
26730 PR tree-optimization/70405
26731 * ssa-iterators.h (num_imm_uses): Add missing braces.
26733 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
26735 PR rtl-optimization/68695
26736 * ira-color.c (allocno_copy_cost_saving): New.
26737 (improve_allocation): Use it.
26739 2016-03-29 Richard Henderson <rth@redhat.com>
26741 PR middle-end/70355
26742 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
26744 2016-03-29 Richard Biener <rguenther@suse.de>
26746 PR middle-end/70424
26747 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
26748 use alignment returned by get_pointer_alignment_1 if it is
26749 bigger than BITS_PER_UNIT.
26750 * builtins.c (get_pointer_alignment_1): Do not return true
26751 for alignment extracted from SSA info.
26753 2016-03-28 James Bowman <james.bowman@ftdichip.com>
26755 * config/ft32/ft32.opt (mnodiv): New.
26756 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
26757 * doc/invoke.texi (FT32 Options -mnodiv): New.
26759 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
26762 * config/i386/i386.md (define_split, andn): Fix modes.
26764 2016-03-26 Richard Biener <rguenther@suse.de>
26765 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26768 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
26770 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
26771 as 2nd argument to cl_optimization_restore().
26773 2016-03-25 Richard Henderson <rth@redhat.com>
26776 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
26777 * config/aarch64/aarch64-protos.h: Declare it.
26778 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
26780 2016-03-25 Alan Modra <amodra@gmail.com>
26783 * config/rs6000/constraints.md (j): Simplify.
26784 * config/rs6000/predicates.md (easy_fp_constant): Exclude
26786 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
26787 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
26788 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
26789 in all constraint alternatives.
26790 (movtd_64bit_nodm): Delete "j" constraint alternative.
26792 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
26794 * tree-ssa-propagate.c: Enhance docs for
26795 SSA_PROP_NOT_INTERESTING.
26797 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
26799 * doc/extend.texi: Fix typo in documentation to pure attribute.
26801 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
26804 * config/pa/pa.md (bswapdi2): Use a scratch register.
26806 2016-03-24 Richard Henderson <rth@redhat.com>
26808 PR middle-end/69845
26809 * fold-const.c (extract_muldiv_1): Correct test for multiplication
26812 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
26814 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
26815 using ix86_expand_binary_operator instead of gen_andsi3.
26817 2016-03-24 Richard Biener <rguenther@suse.de>
26819 PR tree-optimization/70396
26820 * tree-vect-stmts.c (vectorizable_comparison): Use
26821 get_vectype_for_scalar_type.
26823 2016-03-24 Richard Biener <rguenther@suse.de>
26825 PR middle-end/70370
26826 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
26827 with register bases.
26829 2016-03-24 Richard Biener <rguenther@suse.de>
26831 PR tree-optimization/70372
26832 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
26833 build_all_ones_cst to also handle vector types correctly.
26835 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
26838 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
26841 2016-03-23 Marek Polacek <polacek@redhat.com>
26844 * doc/invoke.texi: Document -Wignored-attributes.
26846 2016-03-23 Bin Cheng <bin.cheng@arm.com>
26848 PR tree-optimization/69042
26849 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
26850 parameter from 30 to 40.
26852 2016-03-23 Bin Cheng <bin.cheng@arm.com>
26854 PR tree-optimization/69042
26855 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
26856 for use with constant offset stripped in base.
26858 2016-03-23 Richard Biener <rguenther@suse.de>
26860 PR middle-end/70251
26861 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
26862 mode compatibility check.
26863 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26865 2016-03-23 Jeff Law <law@redhat.com>
26867 PR tree-optimization/64058
26868 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
26870 (struct ssa_conflicts): Move up earlier in the file.
26871 (conflicts_, var_map_): New static variables.
26872 (initialize_conflict_count): New function to initialize the
26873 CONFLICT_COUNT field for each conflict pair.
26874 (compare_pairs): Lazily initialize the conflict count and use it
26875 as the first tie-breaker.
26876 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
26877 and wipe conflicts_ and map_ around the call to qsort. Remove
26878 special case for 2 coalesce pairs.
26879 * bitmap.c (bitmap_count_unique_bits): New function.
26880 (bitmap_count_bits_in_word): New function, extracted from
26882 (bitmap_count_bits): Use bitmap_count_bits_in_word.
26883 * bitmap.h (bitmap_count_unique_bits): Declare it.
26885 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
26888 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
26889 transparent alias chain for decl assembler name.
26890 * config/sol2.c (solaris_assemble_visibility): Likewise.
26892 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26894 * config/arm/arm1020e.md (1020call_op): Reduce reservation
26896 (v10_fdivs): Likewise.
26897 (v10_fdivd): Likewise.
26899 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26902 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
26903 to not call fclose twice on file.
26905 2016-03-23 Jakub Jelinek <jakub@redhat.com>
26907 PR tree-optimization/70354
26908 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
26909 oprnd0 is wider than oprnd1 and there is a cast from the wider
26910 type to oprnd1, mask it with the mask of the narrower type.
26913 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
26914 Optimize TARGET_STV splitters, if high or low word of last argument
26917 2016-03-22 Jeff Law <law@redhat.com>
26920 tree-ssa-threadbackward.c
26921 (fsm_find_control_statement_thread_paths): Correctly distinguish
26922 between old style jump threads vs FSM jump threads.
26924 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
26927 * config/i386/i386.c (scalar_chain::convert_op): Support
26928 uninitialized register usage case.
26930 2016-03-22 Richard Biener <rguenther@suse.de>
26932 PR middle-end/70251
26933 * genmatch.c (gen_transform): Adjust last parameter to a three-state
26935 (capture::gen_transform): ... to change behavior when substituting
26936 a condition into cond or not-cond expr context.
26937 (dt_simplify::gen_1): Adjust.
26938 * gimple-match-head.c: Include gimplify.h for unshare_expr.
26939 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
26940 last change and instead change to
26941 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
26942 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26944 2016-03-22 Anthony Green <green@moxielogic.com>
26946 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
26947 issue for moxiebox targets.
26948 (CC1PLUS_SPEC): Ditto.
26950 2016-03-22 Richard Biener <rguenther@suse.de>
26952 PR middle-end/70333
26953 * fold-const.c (extract_muldiv_1): Properly perform multiplication
26956 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
26958 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
26960 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
26963 * config/i386/i386.c (def_builtin): Handle
26964 OPTION_MASK_ISA_AVX512VL to be and-ed with other
26966 (const struct builtin_description bdesc_special_args[]):
26967 Remove duplicate ISA bits.
26969 2016-03-22 Jakub Jelinek <jakub@redhat.com>
26972 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
26973 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
26974 in a way that works also for AVX512BW.
26977 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
26978 instead of source if operands[1] is xmm16 and above and
26979 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
26980 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
26983 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
26984 on assign if (*from_p) is a comparison, set it to
26985 TREE_NO_WARNING (*from_p).
26987 2016-03-21 Jakub Jelinek <jakub@redhat.com>
26989 PR middle-end/70326
26990 * lra.c (restore_scratches): Ignore deleted insns.
26992 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
26993 Jakub Jelinek <jakub@redhat.com>
26995 PR tree-optimization/70317
26996 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
26999 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
27002 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
27003 of ix86_expand_move.
27005 (movti): Use general_operand for operand 1 predicate.
27007 2016-03-21 Martin Liska <mliska@suse.cz>
27009 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
27011 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
27013 2016-03-21 Martin Liska <mliska@suse.cz>
27016 * ipa-icf.c (sem_function::parse): Skip static
27017 constructors and destructors.
27019 2016-03-21 Jakub Jelinek <jakub@redhat.com>
27022 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
27023 function-like macro, peek following token(s) if it is followed
27024 by CPP_OPEN_PAREN token with optional padding in between, and
27025 if not, don't treat it like a macro.
27027 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
27028 Alexander Monakov <amonakov@ispras.ru>
27030 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
27031 for the stabs debug format.
27033 2016-03-21 Richard Biener <rguenther@suse.de>
27035 PR tree-optimization/70310
27036 * tree-vect-generic.c (expand_vector_condition): Fold the built
27039 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
27042 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
27043 Block third alternative for AVX-512VL target,
27045 2016-03-21 Martin Liska <mliska@suse.cz>
27048 * hsa-brig.c (emit_function_directives): Mark unemitted
27049 global variables for emission.
27050 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
27051 (get_symbol_for_decl): Likewise.
27052 * hsa.h (struct hsa_symbol): New flag.
27054 2016-03-21 Richard Biener <rguenther@suse.de>
27056 PR tree-optimization/70288
27057 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
27058 we do not estimate unsimplified all-constant conditionals or
27059 switches as optimized away.
27061 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
27063 PR rtl-optimization/69102
27064 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
27065 when we have a readonly dependency context.
27067 2016-03-18 Jeff Law <law@redhat.com>
27069 PR rtl-optimization/70263
27070 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
27071 (update_equiv_regs): When trying to move a store to after the insn
27072 that sets the source of the store, make sure the store occurs after
27073 the insn that sets the source of the store. When successful note
27074 the REG_EQUIV note created in the dump file.
27076 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
27077 Bernd Schmidt <bschmidt@redhat.com>
27079 * doc/extend.texi: Document more potential problems with basic asms.
27081 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
27083 PR rtl-optimization/70278
27084 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
27087 2016-03-18 Jason Merrill <jason@redhat.com>
27089 * calls.c (load_register_parameters): Fix zero size sibcall logic.
27091 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
27093 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
27094 values to 128b regs.
27096 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
27098 PR tree-optimization/70252
27099 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
27100 boolean vector has a proper number of elements.
27101 (supportable_narrowing_operation): Likewise.
27103 2016-03-18 Tom de Vries <tom@codesourcery.com>
27106 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
27108 2016-03-18 Jakub Jelinek <jakub@redhat.com>
27110 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
27111 instead of replace_rtx for DEBUG_INSNs.
27113 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27115 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
27116 load type reservations.
27118 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
27121 * config/pa/constraints.md: Revert 2015-02-13 change. Use
27122 define_constraint for "Q" and "T" constraints.
27124 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
27126 Tweak the pipeline model for Exynos M1
27128 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
27131 2016-03-17 David Malcolm <dmalcolm@redhat.com>
27134 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
27135 where one or both locations aren't within a line_map.
27137 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
27140 * opts.c (finish_options): Don't set flag_pie to the default if
27141 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
27144 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
27146 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
27147 true as ALL_REGS argument to replace_rtx.
27149 2016-03-17 Richard Biener <rguenther@suse.de>
27152 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
27155 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27158 * rtl.h (replace_rtx): Add ALL_REGS argument.
27159 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
27160 equality and assert mode is the same, instead of just rtx pointer
27162 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
27163 true as ALL_REGS argument to replace_rtx.
27165 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
27167 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
27168 for boolean vector with vector mode only.
27169 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27171 2016-03-17 Nick Clifton <nickc@redhat.com>
27174 * config/rx/rx.c (rx_print_integer): Print negative constants in
27177 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27180 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
27182 2016-03-16 Richard Henderson <rth@redhat.com>
27183 Richard Biener <rguenth@suse.de>
27185 PR middle-end/70240
27186 PR middle-end/68215
27188 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
27189 first operand as is_gimple_condexpr.
27191 PR middle-end/70240
27192 PR middle-end/68215
27194 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
27195 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
27196 Do not gimplify the result.
27197 (do_unop): Adjust call to tree_vec_extract.
27198 (do_binop): Likewise.
27199 (do_compare): Likewise.
27200 (do_plus_minus): Likewise.
27201 (do_negate): Likewise.
27202 (expand_vector_condition): Likewise.
27203 (do_cond): Likewise.
27205 2016-03-16 Richard Henderson <rth@redhat.com>
27208 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
27209 (aarch64_classify_address): Use it.
27210 (aarch64_legitimize_address): Force all subexpressions of PLUS
27211 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
27213 2016-03-16 Jakub Jelinek <jakub@redhat.com>
27214 Richard Biener <rguenth@suse.de>
27217 * rtlanal.c (replace_rtx): For REG, if from is a REG,
27218 return to even if only REGNO is equal, and assert
27221 2016-03-11 Jeff Law <law@redhat.com>
27223 PR rtl-optimization/70224
27224 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
27226 2016-03-16 Richard Henderson <rth@redhat.com>
27228 PR middle-end/70199
27229 * function.h (struct function): Add has_forced_label_in_static.
27230 * gimplify.c (force_labels_r): Set it.
27231 * lto-streamer-in.c (input_struct_function_base): Read it.
27232 * lto-streamer-out.c (output_struct_function_base): Write it.
27233 * tree-inline.c (has_label_address_in_static_1): Remove.
27234 (copy_forbidden): Remove fndecl parameter; test
27235 has_forced_label_in_static.
27236 (inline_forbidden_p): Update call to copy_forbidden.
27237 (tree_versionable_function_p): Likewise.
27238 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
27239 (chkp_versioning): Likewise.
27240 * tree-inline.h (copy_forbidden): Update decl.
27242 2016-03-16 Marek Polacek <polacek@redhat.com>
27245 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
27246 function being thunked if the result type doesn't have fixed size.
27247 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
27248 doesn't have fixed size.
27250 2016-03-16 Bin Cheng <bin.cheng@arm.com>
27252 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
27253 reporting malformed loop nest.
27255 2016-03-16 Tom de Vries <tom@codesourcery.com>
27258 * ipa-devirt.c (possible_polymorphic_call_targets): Move
27259 nodes.length () == 1 test to before first nodes[0] access.
27261 2016-03-16 Tom de Vries <tom@codesourcery.com>
27263 PR tree-optimization/68715
27264 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
27265 single_pred_p test.
27267 2016-03-16 Tom de Vries <tom@codesourcery.com>
27269 PR tree-optimization/68809
27270 * graphite-scop-detection.c (same_close_phi_node): Test if result types
27273 2016-03-16 Carlos O'Donell <carlos@redhat.com>
27274 Sandra Loosemore <sandra@codesourcery.com>
27276 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
27277 on leaf attribute. Mention ELF interposition problems.
27279 2016-03-16 Alan Modra <amodra@gmail.com>
27281 PR rtl-optimization/69195
27282 PR rtl-optimization/47992
27283 * ira.c (indirect_jump_optimize): Ignore artificial defs.
27286 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
27289 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
27291 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
27293 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
27295 2016-03-15 Jakub Jelinek <jakub@redhat.com>
27297 PR rtl-optimization/70222
27298 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
27299 optimization if mode is different from result_mode, queue up masking
27300 of the result in outer_op. Formatting fix.
27302 PR middle-end/70239
27303 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
27306 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27308 PR rtl-optimization/69032
27309 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
27310 looping backwards over basic block insns.
27312 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27315 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
27316 to non-speculative when propagating trap bits.
27318 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27320 PR rtl-optimization/63384
27321 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
27322 DEBUG_INSN_P insns.
27324 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27327 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
27328 factored out from ...
27329 (sched_analyze_insn): ... here.
27330 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
27331 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
27332 get_implicit_reg_pending_clobbers in it.
27333 (setup_id_reg_sets): Use setup_id_implicit_regs.
27334 (deps_init_id): Ditto.
27336 2016-03-15 Tom de Vries <tom@codesourcery.com>
27339 * cgraph.c (cgraph_node::get_body): Save, reset and restore
27341 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
27342 execute_function_dump.
27343 (execute_one_pass): Don't dump function if it will be dumped after ipa
27346 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
27348 * genrecog.c (match_pattern_2): If pred is NULL don't call
27349 safe_predicate_mode on it.
27351 2016-03-14 Jakub Jelinek <jakub@redhat.com>
27353 PR middle-end/70219
27354 * lra-constraints.c (delete_move_and_clobber): Change assertion
27355 to also allow dregno == 0.
27357 2016-03-14 Richard Henderson <rth@redhat.com>
27360 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
27361 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
27362 (reassociate_bb): Use optimize_vec_cond_expr; avoid
27363 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
27366 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
27369 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
27371 (lra_create_live_ranges_1): initialize hard register biggest_mode to
27373 * lra-constraints.c (split_reg): For hard regs, try to find the
27374 biggest single-register mode used in the function.
27376 2016-03-14 Richard Biener <rguenther@suse.de>
27378 PR tree-optimization/56365
27379 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
27380 constants to compare against.
27382 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
27385 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
27386 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
27387 (define_split for the GPR case): Use int_reg_operand instead of
27388 gpc_reg_operand for the output.
27390 2016-03-14 Tom de Vries <tom@codesourcery.com>
27392 PR tree-optimization/70045
27393 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
27394 create_empty_if_region_on_edge argument.
27396 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
27398 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
27399 (STACK_CHECK_PROTECT): Likewise.
27400 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
27401 (STACK_CHECK_PROTECT): Likewise.
27402 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
27403 (STACK_CHECK_PROTECT): Likewise.
27404 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
27405 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
27406 (STACK_CHECK_PROTECT): Likewise.
27408 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
27410 PR rtl-optimization/69307
27411 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
27412 registers in modes that span more than one register.
27414 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
27417 * lra-constraints.c (delete_move_and_clobber): New.
27418 (remove_inheritance_pseudos): Use it.
27420 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
27423 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
27424 the libcall is LCT_THROW.
27425 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
27426 for the checking routine.
27428 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
27431 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
27432 optimization if we have direct move.
27433 (roundu32<mode>2_fprs): Likewise.
27435 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
27438 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
27440 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
27441 Arguments swapped. All callers changed. Take reg_renumber into
27442 account, and Calculate and compare register ranges for hard regs.
27444 2016-03-11 Jeff Law <law@redhat.com>
27446 PR tree-optimization/70190
27447 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27448 Handle cases where we can not extract the taken edge, even though we
27449 found a constant value.
27451 PR tree-optimization/64058
27452 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
27453 (num_coalesce_pairs): Move up earlier in file.
27454 (find_coalesce_pair): Initialize the INDEX field for each pair
27456 (compare_pairs): No longer sort on the elements in each pair.
27457 Instead break ties with the index of the coalesce pair.
27459 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27462 * config/aarch64/aarch64-protos.h
27463 (aarch64_save_restore_target_globals): New prototype.
27464 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
27465 Call the above when popping pragma.
27466 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
27468 (aarch64_set_current_function): Rewrite using the above.
27470 2016-03-11 Jakub Jelinek <jakub@redhat.com>
27472 PR tree-optimization/70177
27473 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
27474 (extract_ops_from_tree): ... this. In the 2 argument
27475 overload remove _1 suffix.
27476 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
27477 (extract_ops_from_tree): ... this.
27478 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
27480 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
27481 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
27482 extract_ops_from_tree instead of 2 operand one.
27484 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
27486 PR tree-optimization/70013
27487 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
27488 for constant-pool entries.
27490 2016-03-11 Jakub Jelinek <jakub@redhat.com>
27492 PR rtl-optimization/70174
27493 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
27494 followed by gen_lowpart on force_reg instead of just gen_lowpart.
27496 PR tree-optimization/70169
27497 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
27498 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
27501 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
27502 Jakub Jelinek <jakub@redhat.com>
27505 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
27506 of uninitialized values.
27508 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27510 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
27512 ("*trunctddd2"): New pattern definition.
27513 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
27516 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27518 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
27519 definitions for BFP and DFP rounding modes.
27520 ("fixuns_truncdddi2", "fixuns_trunctddi2")
27521 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
27522 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
27523 ("fix_trunctf<mode>2"): Use the new constants instead of magic
27526 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27528 * config/s390/constraints.md: Adjust comment.
27529 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
27530 s390_decompose_addrstyle_without_index.
27531 * config/s390/predicates.md (shift_count_or_setmem_operand):
27532 Rename to setmem_operand.
27533 * config/s390/s390-protos.h
27534 (s390_decompose_shift_count): Rename to
27535 s390_decompose_addrstyle_without_index.
27536 * config/s390/s390.c (s390_decompose_shift_count)
27537 (s390_mem_constraint, print_shift_count_operand)
27538 (print_operand_address, print_operand): Rename
27539 s390_decompose_shift_count to
27540 s390_decompose_addrstyle_without_index and rename
27541 print_shift_count_operand to print_addrstyle_operand troughout the
27543 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
27544 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
27545 Rename shift_count_or_setmem_operand to setmem_operand.
27546 * config/s390/vx-builtins.md ("vec_insert<mode>")
27547 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
27550 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27553 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
27554 Handle overlapping retval and newval.
27556 2016-03-10 Nick Clifton <nickc@redhat.com>
27559 * config/aarch64/aarch64.c
27560 (aarch64_override_options_after_change_1): When forcing
27561 flag_omit_frame_pointer to be true, use a special value that can
27562 be detected if this function is called again, thus preventing
27563 flag_omit_leaf_frame_pointer from being forced to be false.
27565 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27567 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
27568 Set x_flag_omit_leaf_frame_pointer when handling
27569 -momit-leaf-frame-pointer.
27571 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27574 * cgraph.c (cgraph_node::dump): Dump split_part and
27575 indirect_call_target.
27576 * cgraph.h (cgraph_node): Add indirect_call_target flag.
27577 * ipa.c (has_addr_references_p): Cleanup.
27578 (is_indirect_call_target_p): New.
27579 (walk_polymorphic_call_targets): Do not mark virtuals that may be
27580 called indirectly as local.
27581 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
27583 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27586 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
27587 on cxa_pure_virtual.
27589 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27592 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
27594 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27597 * tree.c (need_assembler_name_p): Only record main variant type names.
27599 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
27602 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
27603 Always define to 0 or 1.
27604 (TARGET_FIX_ERR_A53_843419): New macro.
27605 * config/aarch64/aarch64-elf-raw.h
27606 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
27607 * config/aarch64/aarch64-linux.h: Likewise.
27608 * config/aarch64/aarch64.c
27609 (aarch64_override_options_after_change_1): Do not default
27610 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
27612 (aarch64_attributes): Handle fix-cortex-a53-843419.
27613 (aarch64_can_inline_p): Likewise.
27614 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
27616 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
27617 Jakub Jelinek <jakub@redhat.com>
27619 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
27620 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
27621 DECL_COMMONS if flag_unconstrained_commons is set.
27622 * tree-dfa.c (get_ref_base_and_extent): Likewise.
27623 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
27624 (funconstrained-commons): Document.
27626 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
27628 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
27629 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
27631 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
27633 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
27634 has a proper number of elements.
27636 2016-03-10 Alan Modra <amodra@gmail.com>
27638 PR rtl-optimization/69195
27639 PR rtl-optimization/47992
27640 * ira.c (recorded_label_ref): Delete.
27641 (update_equiv_regs): Return void.
27642 (indirect_jump_optimize): New function.
27643 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
27644 before regstat_compute_ri. Don't rebuild_jump_labels here.
27645 Delete update_regstat.
27647 2016-03-10 Richard Biener <rguenther@suse.de>
27649 PR tree-optimization/70128
27650 * tree-ssa-structalias.c (set_uids_in_ptset): Set
27651 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
27653 2016-03-09 Jakub Jelinek <jakub@redhat.com>
27655 PR tree-optimization/70152
27656 * tree-sra.c (replace_removed_params_ssa_names): Copy over
27657 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
27660 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
27661 instead of gen_sse2_loadlpd.
27662 * config/i386/sse.md (*vec_concatv2df): Rename to...
27663 (vec_concatv2df): ... this.
27665 PR tree-optimization/70127
27666 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
27668 2016-03-09 David Malcolm <dmalcolm@redhat.com>
27672 * diagnostic-show-locus.c (compatible_locations_p): New function.
27673 (layout::layout): Sanitize ranges using compatible_locations_p.
27675 2016-03-09 David Malcolm <dmalcolm@redhat.com>
27679 * diagnostic-show-locus.c (layout_range::layout_range): Replace
27680 location_range param with three const expanded_locations * and a
27682 (layout::layout): Replace call to
27683 rich_location::lazily_expand_location with get_expanded_location.
27684 Extract the range and perform location expansion here, passing
27685 the results to the layout_range ctor.
27686 * diagnostic.c (source_range::debug): Delete.
27687 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
27688 of rich_location::get_expanded_location.
27689 * gcc-rich-location.c (get_range_for_expr): Delete.
27690 (gcc_rich_location::add_expr): Reimplement to avoid the
27691 rich_location::add_range overload that took a location_range,
27692 passing a location_t instead.
27694 2016-03-09 Richard Biener <rguenther@suse.de>
27695 Jakub Jelinek <jakub@redhat.com>
27697 PR tree-optimization/70138
27698 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
27699 Also skip vect_double_reduction_def.
27701 2016-03-09 Jakub Jelinek <jakub@redhat.com>
27704 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
27705 if the operand is "m".
27707 2016-03-09 Nathan Sidwell <nathan@acm.org>
27709 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
27711 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27713 * config/i386/i386.c (processor_target_table): Fix cost table
27714 intialization order for znver1.
27716 2016-03-08 Jakub Jelinek <jakub@redhat.com>
27718 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
27719 - becuase -> because.
27720 * ipa-reference.c (ignore_module_statics): Likewise.
27721 * cgraph.c (cgraph_node::get_body): Likewise.
27722 * ipa-inline.c (early_inliner): Likewise.
27723 * ipa-devirt.c (types_same_for_odr): Likewise.
27724 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
27725 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
27727 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27729 * tree-ssa-math-opts.c: Fix typo in comment.
27731 2016-03-08 Jakub Jelinek <jakub@redhat.com>
27734 * config/i386/i386.c (scalar_chain::make_vector_copies,
27735 scalar_chain::convert_reg): Call end_sequence in between
27736 get_insns and emit_conversion_insns rather than after both
27739 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
27742 * config/i386/i386.h (machine_function): Add
27743 pc_thunk_call_expanded flag.
27744 (ix86_pc_thunk_call_expanded): New define.
27745 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
27746 (*set_got): Rename insn pattern from set_got.
27747 (*set_got_labelled): Rename inst pattern from set_got_labelled.
27748 * config/i386/i386.c (ix86_compute_frame_layout): Use
27749 ix86_pc_thunk_call_expanded to prevent red-zone.
27751 2016-03-07 Martin Jambor <mjambor@suse.cz>
27753 * hsa.h (hsa_get_ctor_statements): Declare.
27754 (hsa_get_dtor_statements): Likewise.
27755 (hsa_get_kernel_dispatch_type): Likewise.
27756 * hsa.c (hsa_get_ctor_statements): New function.
27757 (hsa_get_dtor_statements): Likewise.
27758 (hsa_get_kernel_dispatch_type): Likewise.
27759 * hsa-brig.c (hsa_cdtor_statements): Removed.
27760 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
27761 hsa_get_dtor_statements.
27762 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
27763 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
27765 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
27767 * config/arm/arm-cores.def (cortex-r8): New.
27768 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
27769 * config/arm/arm-tune.md: Likewise.
27770 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
27772 2016-03-07 Martin Sebor <msebor@redhat.com>
27774 PR rtl-optimization/19705
27775 * doc/invoke.texi (Options That Control Optimization): Clarify
27776 -fno-branch-count-reg.
27778 2016-02-26 Richard Biener <rguenther@suse.de>
27779 Jeff Law <law@redhat.com>
27781 PR tree-optimization/69740
27782 * cfghooks.c (remove_edge): Request loop fixups if we delete
27783 an edge that might turn an irreducible loop into a natural
27785 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
27786 Move after definition of loops_state_clear.
27788 2016-03-07 Bin Cheng <bin.cheng@arm.com>
27790 PR rtl-optimization/69052
27791 * rtlanal.c (commutative_operand_precedence): Set higher precedence
27794 2016-03-07 Tom de Vries <tom@codesourcery.com>
27796 PR tree-optimization/70116
27797 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
27798 is_tm_ending stmts and ubsan/asan internal functions.
27799 (find_duplicate): Use it. Don't test is_tm_ending here.
27801 2016-03-07 Richard Biener <rguenther@suse.de>
27803 PR tree-optimization/70115
27804 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
27805 (propagate_constants_for_unrolling): Use replace_uses_by.
27807 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
27809 PR middle-end/69916
27810 * omp-low.c (struct oacc_loop): Add ifns.
27811 (new_oacc_loop_raw): Initialize it.
27812 (finish_oacc_loop): Clear mask & flags if no ifns.
27813 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
27814 (oacc_loop_xform_loop): Add ifns arg & adjust.
27815 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
27817 2016-03-07 Richard Henderson <rth@redhat.com>
27820 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
27821 (insert_value_copy_on_edge): Likewise.
27823 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27825 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
27827 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27830 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
27832 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
27834 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
27836 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
27838 Fix sseimul type attribute.
27839 * config/i386/znver1.md
27840 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
27841 znver1_sseimul_avx256_load) : Fix the type attribute.
27842 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
27843 pipe usage and latency.
27845 2016-03-05 Jakub Jelinek <jakub@redhat.com>
27848 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
27849 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
27852 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
27855 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
27857 PR rtl-optimization/69941
27858 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
27859 the reg share its mode.
27861 2016-03-04 Jeff Law <law@redhat.com>
27863 PR tree-optimization/69196
27864 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27865 If the both SSA_NAMEs are anonymous, then consider them unassociated
27866 and include the PHI in the statement count.
27868 2016-03-05 Tom de Vries <tom@codesourcery.com>
27870 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
27871 construct in oacc routine. Check for oacc region in oacc routine.
27873 2016-03-04 Jakub Jelinek <jakub@redhat.com>
27876 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
27877 2016-02-22 changes, instead don't recurse if RECUR is already true.
27878 Don't change *dynamic_check if RECUR. Adjust recursive caller
27879 to pass true to the new argument.
27880 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
27883 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
27884 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
27886 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
27888 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
27890 PR rtl-optimization/57676
27891 * lra-assigns.c (lra_assign): Guard test for maximum iterations
27892 with flag_checking.
27894 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
27896 * tree-vect-patterns.c (search_type_for_mask): Handle
27897 comparison of booleans.
27899 2016-03-04 Jakub Jelinek <jakub@redhat.com>
27901 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
27905 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
27906 all other ops that have dw_val_class_die_ref operands,
27907 and DW_OP_GNU_entry_value.
27909 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27911 PR rtl-optimization/69904
27912 * config/arm/arm.c (arm_cannot_copy_insn_p):
27913 Return true for load-exclusive instructions.
27915 2016-03-03 Jakub Jelinek <jakub@redhat.com>
27918 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
27919 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
27920 the pattern no matter if it is used just by non-pattern, pattern
27922 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
27923 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
27924 oprnd1 def_stmt is in pattern, don't look through it.
27926 2016-03-03 Marek Polacek <polacek@redhat.com>
27928 PR middle-end/70050
27929 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
27931 2016-03-03 Martin Liska <mliska@suse.cz>
27933 PR tree-optimization/70043
27934 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
27935 previous statement if we see a debug statement.
27937 2016-03-03 Richard Biener <rguenther@suse.de>
27939 PR tree-optimization/55936
27940 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
27941 parameter and guard unsafe equivalence use.
27942 (vrp_evaluate_conditional_warnv_with_ops): Always use
27943 safe equivalences but not via the quadratic compare_names
27946 2016-03-03 Michael Collison <michael.collison@linaro.org>
27949 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
27950 for operand 1 to s_register_operand. Change predicate for operand
27951 2 to arm_not_immediate_operand.
27953 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
27955 * doc/tm.texi: Regenerated.
27957 2016-03-02 Richard Henderson <rth@redhat.com>
27960 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
27961 simplification when all args are positive non-fixed registers.
27963 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27965 * target.def (lra_p): Specify that new ports should use LRA.
27967 2016-03-02 Jakub Jelinek <jakub@redhat.com>
27970 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
27971 gimplify_type_sizes the type they refer to.
27972 (omp_notice_variable): Handle reference vars to VLAs.
27973 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
27974 reference to VLA decls in the second pass instead of first pass.
27976 2016-03-02 Tom de Vries <tom@codesourcery.com>
27978 PR tree-optimization/68659
27979 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
27980 new_expr == NULL_TREE.
27981 (get_new_name): Handle ADDR_EXPR.
27983 2016-03-02 Bin Cheng <bin.cheng@arm.com>
27985 PR rtl-optimization/69052
27986 * loop-invariant.c (canonicalize_address): New function.
27987 (inv_can_prop_to_addr_use): Check validity of address expression
27988 which is canonicalized by above function.
27990 2016-03-02 Alan Modra <amodra@gmail.com>
27993 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
27996 2016-03-02 Jakub Jelinek <jakub@redhat.com>
27999 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
28000 (*movhi_internal): Put mask moves from and to memory separately
28001 from moves from/to GPRs.
28003 2016-03-02 Richard Biener <rguenther@suse.de>
28005 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
28006 GENERIC expressions in GIMPLE.
28008 2016-03-02 Richard Biener <rguenther@suse.de>
28010 * config/i386/i386.c (type_natural_mode): Fix typo.
28012 2016-03-02 Nick Clifton <nickc@redhat.com>
28014 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
28016 2016-03-02 Richard Biener <rguenther@suse.de>
28017 Uros Bizjak <ubizjak@gmail.com>
28020 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
28022 2016-03-02 Richard Biener <rguenther@suse.de>
28024 PR middle-end/67278
28025 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
28027 2016-03-02 Marek Polacek <polacek@redhat.com>
28030 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
28031 "is promoted to" warning.
28033 2016-03-01 DJ Delorie <dj@redhat.com>
28035 * config.gcc: Deprecate mep-*.
28037 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
28039 PR middle-end/70025
28040 * lra-constraints.c (regno_val_use_in): New.
28041 (match_reload): Use it instead of regno_use_in.
28043 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
28045 PR rtl-optimization/70007
28046 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
28047 references present in REG_EQUAL notes attached to non-SET patterns.
28049 2016-03-01 Jeff Law <law@redhat.com>
28051 PR tree-optimization/69196
28052 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28053 Appropriately clamp the number of statements to copy when the
28054 thread path does not traverse a loop backedge.
28056 PR tree-optimization/69196
28057 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28058 Do count some PHIs in the thread path against the insn count. Decrease
28059 final statement count by one as the control statement in the last
28060 block will get removed. Remove special cased code for handling PHIs
28063 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
28066 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
28067 asm dialect alternatives to explicit GOTPCREL calls.
28069 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
28072 * ira.c (do_reload): Issue warning for generic stack checking here...
28073 * reload1.c (reload): ...instead of here and streamline it.
28075 2016-03-01 Nick Clifton <nickc@redhat.com>
28077 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
28079 2016-03-01 Richard Biener <rguenther@suse.de>
28081 PR tree-optimization/69983
28082 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
28083 types and fall back to operand_equal_p.
28085 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28088 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28090 * config/s390/constraints.md ("jm8"): New constraint.
28091 * config/s390/predicates.md ("const_int_8bitset_operand"): New
28093 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
28095 ("*setmem_long<setmem_and>"): New pattern.
28096 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
28098 ("*setmem_long_31z<setmem_and>"): New pattern.
28099 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
28100 New substitution rules with the required attributes.
28103 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28106 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28108 * gensupport.c (process_substs_on_one_elem): Split loop to
28109 complete mark_operands_used_in_match_dup on all expressions in the
28111 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28112 and remove function.
28114 2016-03-01 Richard Biener <rguenther@suse.de>
28116 PR middle-end/70022
28117 * fold-const.c (fold_indirect_ref_1): Fix range checking for
28118 vector BIT_FIELD_REF extract.
28120 2016-03-01 Richard Biener <rguenther@suse.de>
28122 PR tree-optimization/69994
28123 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
28125 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
28127 PR tree-optimization/69956
28128 * tree-vect-stmts.c (supportable_widening_operation): Support
28129 multi-step conversion of boolean vectors.
28130 (supportable_narrowing_operation): Likewise.
28132 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28134 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
28137 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28139 * config/s390/subst.md (DSI_VI): New mode iterator.
28140 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
28141 * config/s390/vector.md ("vec_set<mode>"): Move expander before
28142 the insn definition.
28143 ("*vec_set<mode>"): Change predicate and add alternative to
28144 support only either register or const_int operands as element
28146 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
28148 ("vec_extract<mode>"): New expander.
28149 ("*vec_extract<mode>"): New insn definition supporting reg and
28150 const_int element selectors.
28151 ("*vec_extract<mode>_plus"): New insn definition supporting
28152 reg+const_int element selectors.
28153 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
28154 following expander+insn definition.
28155 ("<vec_shifts_name><mode>3"): New expander.
28156 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
28158 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28160 * config/s390/s390.md ("*tabort_1"): Change predicate to
28161 nonmemory_operand. Add a second alternative to cover
28162 register as well as const int operands.
28163 ("*tabort_1_plus"): New pattern definition.
28165 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28167 * config/s390/s390.md ("*ashrdi3_cc_31")
28168 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
28169 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
28170 Merge insn definitions into ...
28171 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28172 New pattern definition.
28173 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
28174 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
28175 ("*ashr<mode>3_and"): Merge insn definitions into ...
28176 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28177 New pattern definition.
28178 * config/s390/subst.md ("addr_style_op_cc_subst")
28179 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
28180 substitutions patterns plus attributes.
28181 Add ashiftrt to SUBST iterator.
28183 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28185 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
28186 op2 to nonmemory_operand.
28187 ("*<shift>di3_31", "*<shift>di3_31_and"):
28188 Merge into single pattern definition ...
28189 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
28190 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
28191 pattern definition ...
28192 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
28193 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
28196 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28198 * config/s390/predicates.md (const_int_6bitset_operand): New
28200 * config/s390/s390.md: Include subst.md.
28201 ("rotl<mode>3"): New expander.
28202 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
28204 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
28205 * config/s390/subst.md: New file.
28207 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28209 * config/s390/s390.md ("op_type", "atype", "length" attributes):
28210 Remove RRR type. It doesn't really exist.
28211 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
28213 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
28214 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
28215 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
28216 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
28217 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
28218 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
28219 `enabled' attribute.
28221 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28223 * gensupport.c (process_substs_on_one_elem): Split loop to
28224 complete mark_operands_used_in_match_dup on all expressions in the
28226 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28227 and remove function.
28229 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28232 * config/sparc/sparc.c (NWORDS_UP): Rename to...
28233 (CEIL_NWORDS): ...this. Use CEIL macro.
28234 (compute_fp_layout): Adjust to above renaming.
28235 (function_arg_union_value): Likewise.
28236 (sparc_arg_partial_bytes): Likewise.
28237 (sparc_function_arg_advance): Likewise.
28239 2016-02-29 Jeff Law <law@redhat.com>
28241 PR tree-optimization/70005
28242 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
28243 where an object with a boolean range is compared against a value
28246 PR tree-optimization/69999
28247 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
28248 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
28251 2016-02-29 Richard Biener <rguenther@suse.de>
28253 PR tree-optimization/69994
28254 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
28255 (get_unary_op): Look through nop conversions.
28256 (ops_equal_values_p): New function, look for equality diregarding
28258 (eliminate_plus_minus_pair): Use ops_equal_values_p
28259 (repropagate_negates): Do not use get_unary_op here.
28261 2016-02-29 Martin Liska <mliska@suse.cz>
28263 * system.h: Poison ENABLE_CHECKING macro.
28265 2016-02-29 Martin Liska <mliska@suse.cz>
28267 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
28268 is presented in dump flags.
28269 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
28270 (hsa_regalloc): Likewise.
28272 2016-02-19 Richard Biener <rguenther@suse.de>
28274 PR tree-optimization/69980
28275 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
28276 permutation of those we need to keep.
28278 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28281 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
28282 (NWORDS_UP): ...this
28283 (init_cumulative_args): Minor tweaks.
28284 (sparc_promote_function_mode): Likewise.
28285 (scan_record_type): Delete.
28286 (traverse_record_type): New function template.
28287 (classify_data_t): New structure type.
28288 (classify_registers): New inline function.
28289 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
28290 exhausted. Instantiate traverse_record_type on classify_registers and
28291 deal with the case of a structure passed in slot #15 with no FP field
28293 (assign_data_t): New structure type.
28294 (compute_int_layout): New static function.
28295 (compute_fp_layout): Likewise.
28296 (count_registers): New inline function.
28297 (assign_int_registers): New static function.
28298 (assign_fp_registers): Likewise.
28299 (assign_registers): New inline function.
28300 (function_arg_record_value_1): Delete.
28301 (function_arg_record_value_2): Likewise.
28302 (function_arg_record_value_3): Likewise.
28303 (function_arg_record_value): Adjust to above changes. Instantiate
28304 traverse_record_type on count_registers to first count the number of
28305 registers to be used and then on assign_registers to assign them.
28306 (function_arg_union_value): Adjust to above renaming.
28307 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
28308 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
28309 case of a structure passed in slot #15
28310 (sparc_function_arg_advance): Likewise.
28311 (function_arg_padding): Minor tweak.
28313 2016-02-29 Richard Biener <rguenther@suse.de>
28315 PR tree-optimization/69720
28316 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
28317 the adjustment_def path for possibly vectorized defs.
28318 (vect_create_epilog_for_reduction): Handle vectorized initial
28321 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
28323 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
28325 2016-02-27 Jeff Law <law@redhat.com>
28328 2016-02-26 Richard Biener <rguenther@suse.de>
28329 Jeff Law <law@redhat.com>
28331 PR tree-optimization/69740
28332 * cfghooks.c (remove_edge): Request loop fixups if we delete
28333 an edge that might turn an irreducible loop into a natural
28336 2016-02-27 Jakub Jelinek <jakub@redhat.com>
28338 PR rtl-optimization/69896
28339 * tree-vect-generic.c (get_compute_type): Avoid single element
28342 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
28344 Rename the AArch64 tuning option and related functions to enable the
28345 Newton series for the reciprocal square root to reflect its
28346 approximative characteristic.
28348 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
28349 function to "aarch64_emit_approx_rsqrt".
28350 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
28351 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
28352 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
28353 (xgene1_tunings): Likewise.
28354 (use_rsqrt_p): Likewise.
28355 (aarch64_emit_swrsqrt): Use new function name.
28356 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
28357 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
28358 text explaining this option.
28359 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
28361 2016-02-26 Jakub Jelinek <jakub@redhat.com>
28364 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
28365 complain about -mallow-movmisalign without -mvsx if
28366 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
28368 2016-02-26 Joel Sherrill <joel@rtems.org>
28370 * config.gcc: Add x86_64-*-rtems*.
28371 * config/i386/rtems-64.h: New file.
28373 2016-02-26 Joel Sherrill <joel@rtems.org>
28375 * config.gcc: Add aarch64-*-rtems*.
28376 * config/aarch64/rtems.h: New file.
28378 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
28381 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
28382 shift amount using %h. Add comment.
28384 2016-02-26 Richard Biener <rguenther@suse.de>
28385 Jeff Law <law@redhat.com>
28387 PR tree-optimization/69740
28388 * cfghooks.c (remove_edge): Request loop fixups if we delete
28389 an edge that might turn an irreducible loop into a natural
28392 2016-02-26 Martin Jambor <mjambor@suse.cz>
28394 PR middle-end/69920
28395 * tree-sra.c (sra_modify_assign): Do not remove loads of
28396 uninitialized aggregates to SSA_NAMEs.
28398 2016-02-26 Richard Henderson <rth@redhat.com>
28401 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
28402 pseudo in case the target rtx matches the source of the left
28405 2016-02-26 Martin Jambor <mjambor@suse.cz>
28408 * hsa.h (hsa_type_packed_p): Declare.
28409 * hsa.c (hsa_type_packed_p): New function.
28410 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
28412 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
28413 * hsa-brig.c (emit_basic_insn): Likewise.
28415 2016-02-26 Martin Jambor <mjambor@suse.cz>
28418 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
28420 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
28422 2016-02-26 Martin Jambor <mjambor@suse.cz>
28424 * hsa.h (is_a_helper): New overload for hsa_op_immed for
28425 hsa_op_with_type operands.
28426 (hsa_unsigned_type_for_type): Declare.
28427 * hsa.c (hsa_unsigned_type_for_type): New function.
28428 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
28429 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
28430 the finalizer. Do not emit extra move.
28432 2016-02-26 Martin Jambor <mjambor@suse.cz>
28434 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
28435 atomic operations in private segment.
28437 2016-02-26 Martin Jambor <mjambor@suse.cz>
28439 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
28440 statements to wi->info. Also disallow omp simd constructs.
28441 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
28442 for not gridifying. Dump special string for omp_for.
28444 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28447 * config/aarch64/aarch64.c (aarch64_set_current_function):
28448 Save/restore target globals when switching to
28449 target_option_default_node.
28451 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28454 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
28455 Return 0 if !SHIFT_COUNT_TRUNCATED.
28457 2016-02-26 Jakub Jelinek <jakub@redhat.com>
28458 Eric Botcazou <ebotcazou@adacore.com>
28460 PR rtl-optimization/69891
28461 * dse.c (scan_insn): If we can't figure out memset arguments
28462 or they are non-constant, call clear_rhs_from_active_local_stores.
28464 2016-02-26 Martin Liska <mliska@suse.cz>
28466 * doc/extend.texi: Mention clog10, clog10f an clog10l
28467 in Builtins section.
28469 2016-02-26 Martin Liska <mliska@suse.cz>
28471 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
28473 (resolve_args_picking_1): Likewise.
28474 * dwarf2out.h (struct GTY): Likewise.
28476 2016-02-26 Martin Liska <mliska@suse.cz>
28478 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
28479 with flag_checking.
28480 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
28482 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
28483 Martin Liska <mliska@suse.cz>
28485 * doc/install.texi: Mention --enable-valgrind-annotations.
28487 2016-02-26 Richard Biener <rguenther@suse.de>
28489 PR tree-optimization/69551
28490 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
28491 looking through aliases adjust DECL_PT_UID to refer to the
28492 ultimate alias target.
28494 2016-02-25 Martin Liska <mliska@suse.cz>
28496 PR middle-end/69919
28497 * alloc-pool.c (after_memory_report): New variable.
28498 * alloc-pool.h (base_pool_allocator ::release): Do not use
28499 the infrastructure if after_memory_report.
28500 * toplev.c (toplev::main): Mark after memory report.
28502 2016-02-25 Richard Biener <rguenther@suse.de>
28504 PR tree-optimization/48795
28505 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
28507 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
28510 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
28511 offloading is enabled and -fopenacc or -fopenmp is specified.
28512 (CRTOFFLOADEND): Likewise.
28513 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
28514 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
28515 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
28516 (offload_objects_file_name): New static var.
28517 (tool_cleanup): Remove offload_objects_file_name file.
28518 (find_offloadbeginend): Replace with ...
28519 (find_crtoffloadtable): ... this.
28520 (run_gcc): Remove offload_argc and offload_argv.
28521 Get offload_objects_file_name from -foffload-objects=... option.
28522 Read names of object files with offload from this file, pass them to
28523 compile_images_for_offload_targets. Don't call find_offloadbeginend and
28524 don't pass offloadbegin and offloadend to the linker. Don't pass
28525 offload non-LTO files to the linker, because now they're not claimed.
28527 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
28530 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28531 on builtin_unreachable.
28533 2016-02-25 Jakub Jelinek <jakub@redhat.com>
28535 PR rtl-optimization/69896
28536 * regcprop.c: Include cfgrtl.h.
28537 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
28538 than remembered mode, either delete it (if noop_move_p), or
28539 treat like copy_p but not noop_p instruction.
28541 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28544 * dwarf2out.c (gen_variable_die): Work around buggy LTO
28545 - allow NULL decl for Fortran DW_TAG_common_block variables.
28547 2016-02-24 Jason Merrill <jason@redhat.com>
28549 * common.opt (flifetime-dse): Add -flifetime-dse=1.
28551 2016-02-24 Richard Biener <rguenther@suse.de>
28552 Jakub Jelinek <jakub@redhat.com>
28554 PR middle-end/69760
28555 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
28556 conditionally executed ops to well-defined overflow behavior.
28558 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28560 PR middle-end/69915
28561 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
28564 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28566 PR rtl-optimization/69886
28567 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
28568 argument. Use it when checking validity of set instructions.
28569 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
28570 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
28572 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
28573 * store-motion.c (find_moveable_store): Update
28574 can_assign_to_reg_without_clobbers_p callsite.
28576 2016-02-24 Richard Biener <rguenther@suse.de>
28578 PR middle-end/68963
28579 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
28581 (record_nonwrapping_iv): Do not fall back to the low/high bound
28582 for non-constant IV bases if the stmt is not always executed.
28584 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28586 * config/arm/arm-cores.def (cortex-a32): New entry.
28587 * config/arm/arm-tables.opt: Regenerate.
28588 * config/arm/arm-tune.md: Regenerate.
28589 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
28590 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
28591 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
28592 for -mcpu and -mtune.
28594 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28597 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
28598 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
28599 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
28600 (atomic_loaddi_1): Delete.
28601 (atomic_loaddi): Rewrite expander using the above changes.
28603 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28606 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
28609 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28610 Richard Biener <rguenth@suse.de>
28612 PR middle-end/69909
28613 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
28614 set_mem_attributes if tem is SSA_NAME which got expanded
28617 2016-02-24 Richard Biener <rguenther@suse.de>
28619 PR tree-optimization/69907
28620 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
28621 end of permutations for BB vectorization.
28623 2016-02-24 Christian Bruel <christian.bruel@st.com>
28625 * config/arm/arm-c.c (arm_option_override): Initialize
28626 target_option_current_node.
28627 * config/arm/arm.c (arm_pragma_target_parse): Replace
28628 build_target_option_node call by target_option_current_node.
28629 Set target_option_current_node.
28632 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
28635 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
28636 define_insn_and_split to define_insn.
28637 (zero_extendqi<mode>2_dot2): Same.
28638 (extendqi<mode>2_dot): Same.
28639 (extendqi<mode>2_dot2): Same.
28641 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
28643 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
28644 and add bypass for AES{D,E} and AESMC pairs.
28645 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
28648 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
28650 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
28651 series for reciprocal square root in Exynos M1.
28653 2016-02-23 Martin Sebor <msebor@redhat.com>
28656 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
28657 __builtin_alloca_with_align.
28659 2016-02-23 Richard Henderson <rth@redhat.com>
28661 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
28662 (ix86_register_pragmas): Remove __seg_tls.
28663 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
28664 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
28665 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
28666 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
28667 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
28668 * doc/extend.texi (__seg_tls): Remove item.
28670 2016-02-23 Richard Biener <rguenther@suse.de>
28672 * alloc-pool.h (struct allocation_object): Make id member
28673 conditional on CHECKING_P again.
28674 (get_instance): Adjust.
28675 (base_pool_allocator): Likewise.
28677 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
28679 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
28680 (parallelize_loops): In OpenACC kernels mode, set n_threads to
28682 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
28684 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
28686 2016-02-23 Richard Biener <rguenther@suse.de>
28688 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
28689 * bitmap.h (struct bitmap_usage): Likewise.
28690 (bitmap_move): Declare.
28691 * bitmap.c (register_overhead): Take size_t argument.
28692 (bitmap_move): New function.
28693 * df-problems.c (df_rd_transfer_function): Use bitmap_move
28694 to properly account overhead.
28695 * tree.c (free_node): Use tree_size.
28697 2016-02-23 Jakub Jelinek <jakub@redhat.com>
28700 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
28701 when inverting comparison.
28704 * common.opt (Wunreachable-code): Add Warning flag.
28706 2016-02-23 Mark Wielaard <mjw@redhat.com>
28707 Jakub Jelinek <jakub@redhat.com>
28710 * cgraphunit.c (check_global_declaration): Check main_input_filename
28711 and DECL_SOURCE_FILE are not NULL.
28713 2016-02-23 Martin Jambor <mjambor@suse.cz>
28715 PR tree-optimization/69666
28716 * tree-sra.c (sra_modify_assign): Do not attempt to create
28717 default_def replacements for unscalarizable regions.
28719 2016-02-20 Mark Wielaard <mjw@redhat.com>
28722 * cgraphunit.c (check_global_declaration): Check level of
28723 warn_unused_const_variable and main_input_filename.
28724 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
28725 (-Wunused-variable): For C implies -Wunused-const-variable=1.
28726 (-Wunused-const-variable): Explain levels 1 and 2.
28728 2016-02-22 Jakub Jelinek <jakub@redhat.com>
28731 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
28732 identical arguments. Formatting and spelling fixes.
28735 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
28740 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
28741 and m68k-devices.def.
28742 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
28743 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
28745 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
28747 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
28748 and HImode registers.
28750 2016-02-22 Richard Biener <rguenther@suse.de>
28752 PR tree-optimization/69882
28753 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
28754 preserve permutations present because of gaps.
28755 (vect_supported_load_permutation_p): Always continue checking
28756 permutations after vect_attempt_slp_rearrange_stmts.
28758 2016-02-22 Bin Cheng <bin.cheng@arm.com>
28760 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
28761 min_profitable_estimate, rather than min_profitable_iters.
28763 2016-02-22 Jakub Jelinek <jakub@redhat.com>
28766 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
28767 SImode for last match_operand.
28769 2016-02-22 Martin Liska <mliska@suse.cz>
28771 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
28772 return bitsize - 1 as the return value.
28774 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
28778 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
28779 Handle negative shift counts.
28780 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
28781 force_reg on the shift constant.
28782 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
28783 (lshrsi3_d): Handle negative shift counts.
28785 2016-02-22 Richard Biener <rguenther@suse.de>
28786 Tom de Vries <tom@codesourcery.com>
28788 * graph.c: Include dumpfile.h.
28789 (print_graph_cfg): Split into three overloads.
28790 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
28792 2016-02-22 Tom de Vries <tom@codesourcery.com>
28794 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
28797 2016-02-22 Richard Biener <rguenther@suse.de>
28800 * ipa-inline-transform.c (inline_call): When not updating
28801 overall summaries adjust self size by the growth estimate.
28802 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
28803 hash-set, do not update overall summaries here. Renamed from ...
28804 (inline_to_all_callers): ... this which is now wrapping the
28805 above and performing delayed overall summary update.
28806 (early_inline_small_functions): Delay updating of the overall
28809 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
28811 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
28814 2016-02-19 Jakub Jelinek <jakub@redhat.com>
28817 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
28818 :%* in %:gt() argument.
28819 (greater_than_spec_func): Adjust for expecting only numbers,
28820 if there are more than two numbers, compare the last two.
28822 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
28824 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
28825 -Wnarrowing with -std.
28827 2016-02-19 Jakub Jelinek <jakub@redhat.com>
28830 * expr.c (store_field): Don't use bit-field path if exp is
28831 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
28832 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
28833 and the assignment can be performed by bitwise copy. Formatting
28836 PR middle-end/69838
28837 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
28838 call copy_reg_eh_region_note_forward on before and/or after sequences
28839 and remove note from insn if it no longer can throw.
28842 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
28843 if TARGET_AVX512BW.
28845 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28847 * config/s390/vector.md: Add missing commutative operand markers
28848 to the patterns which qualify for one.
28849 * config/s390/vx-builtins.md: Likewise.
28851 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28853 * config/s390/vector.md (VI, VI_QHS): Add single element vector
28854 types to mode iterators.
28855 (vec_double): ... and mode attribute.
28856 * config/s390/vx-builtins.md (non_vec_int): Likewise.
28858 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28860 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
28861 Change the predicate of op2 from nonimmediate to general and let
28862 reload fix it if necessary.
28864 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28866 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
28868 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28870 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
28873 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28875 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
28876 * config/s390/s390.c (s390_expand_vec_movstr): New function.
28877 * config/s390/s390.md ("movstr<P:mode>"): Call
28878 s390_expand_vec_movstr.
28880 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28882 * config/s390/s390.md: Add missing output modifier for operand 1
28883 to print it as address properly.
28885 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28887 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
28888 * config/s390/2964.md: New file.
28889 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
28890 of insn grouping attributes depending on the CPU level.
28891 (s390_get_unit_mask): New function.
28892 (s390_sched_score): Remove the OOO from the scheduling macros.
28893 Add loop to calculate a score for the instruction mix.
28894 (s390_sched_reorder): Likewise plus improve debug output.
28895 (s390_sched_variable_issue): Rename macros as above. Calculate
28896 the unit distances after actually scheduling an insn. Improve
28898 (s390_sched_init): Clear last_scheduled_unit_distance array.
28899 * config/s390/s390.md: Include 2964.md.
28901 2016-02-18 Jakub Jelinek <jakub@redhat.com>
28904 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
28905 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
28906 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
28907 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
28908 *avx512f_<code>v8div16qi2_mask_1): New insns.
28910 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
28913 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
28916 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
28917 earlyclobber from target. Use wF constraint for fused memory
28919 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
28921 2016-02-18 Jakub Jelinek <jakub@redhat.com>
28922 Martin Liska <mliska@suse.cz>
28925 * cfgexpand.c (asan_sanitize_stack_p): New function.
28926 (partition_stack_vars): Use the function.
28927 (expand_stack_vars): Likewise.
28928 (defer_stack_allocation): Likewise.
28929 (expand_used_vars): Likewise.
28931 2016-02-18 Richard Biener <rguenther@suse.de>
28933 PR middle-end/69553
28934 * fold-const.c (operand_equal_p): Properly compare offsets for
28935 IMAGPART_EXPR and ARRAY_REF.
28937 2016-02-18 Nick Clifton <nickc@redhat.com>
28941 * config/arm/arm.c (arm_option_override_internal): Disable
28942 interworking if the target does not support thumb instructions.
28943 (arm_reload_in_hi): Handle the case where a register to register
28944 move needs reloading because there is no simple pattern to handle
28946 (arm_reload_out_hi): Likewise.
28948 2016-02-18 Richard Biener <rguenther@suse.de>
28950 PR middle-end/69854
28951 * match.pd: Don't use fold_binary or fold_unary for folding
28954 2016-02-17 Jakub Jelinek <jakub@redhat.com>
28957 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
28958 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
28959 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
28960 warn on gimple_no_warning_p statements.
28962 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
28964 * doc/extend.texi (C++ Attributes): Correct description of
28965 warn_unused type attribute.
28967 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28969 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
28970 correct instruction.
28972 2016-02-17 Richard Biener <rguenther@suse.de>
28974 PR rtl-optimization/69609
28975 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
28976 (find_traces_1_round): When ending a trace update cached priority
28978 (bb_to_key): Use cached priority when available.
28979 (copy_bb): Initialize cached priority.
28980 (reorder_basic_blocks_software_trace_cache): Likewise.
28982 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28985 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
28987 (aarch64_comparison_operator): Break overly long line into two.
28988 (aarch64_comparison_operation): Likewise.
28989 * config/aarch64/aarch64.md (cstorecc4): Use
28990 aarch64_comparison_operator_mode instead of
28991 aarch64_comparison_operator.
28992 (cstore<mode>4): Likewise.
28993 (aarch64_cstore<mode>): Likewise.
28994 (*cstoresi_insn_uxtw): Likewise.
28995 (cstore<mode>_neg): Likewise.
28996 (*cstoresi_neg_uxtw): Likewise.
28998 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29001 * config/arm/predicates.md (arm_comparison_operator_mode):
29003 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
29004 instead of arm_comparison_operator.
29005 (*mov_negscc): Likewise.
29006 (*mov_notscc): Likewise.
29007 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
29008 (*thumb2_mov_negscc): Likewise.
29009 (*thumb2_mov_negscc_strict_it): Likewise.
29010 (*thumb2_mov_notscc): Likewise.
29011 (*thumb2_mov_notscc_strict_it): Likewise.
29013 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
29015 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
29016 Add missing return.
29018 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
29020 * config/visium/visium.c (machine_libfunc_index): New enum.
29021 (machine_libfuncs): New structure.
29022 (visium_libfuncs): New static variable.
29023 (TARGET_INIT_LIBFUNCS): Define to...
29024 (visium_init_libfuncs): ...this. New function.
29025 (expand_block_move_4): Use the appropriate libfunc.
29026 (expand_block_move_2): Likewise.
29027 (expand_block_move_1): Likewise.
29028 (expand_block_set_4): Likewise.
29029 (expand_block_set_2): Likewise.
29030 (expand_block_set_1): Likewise.
29031 (visium_trampoline_init): Likewise.
29033 2016-02-17 Nick Clifton <nickc@redhat.com>
29035 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
29036 TI's devices.csv file as of March 2016.
29038 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
29041 * opts-global.c (handle_common_deferred_options): Introduce and
29042 initialize two global variables to remember command-line options
29043 specifying a stack-limiting register.
29044 * opts.h: Add extern declarations of the two new global variables.
29045 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
29046 variable based on the values of the two new global variables.
29048 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29051 * common.opt (Wnonnull-compare): New warning.
29052 * doc/invoke.texi (-Wnonnull): Remove text about comparison
29053 of arguments against NULL.
29054 (-Wnonnull-compare): Document.
29055 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
29056 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
29057 * passes.def (pass_warn_nonnull_compare): Add.
29058 * gimple-ssa-nonnull-compare.c: New file.
29060 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29062 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
29063 AARCH64_EXTRA_TUNE_RECIP_SQRT.
29065 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29067 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
29068 reciprocal sqrt for -mlow-precision-recip-sqrt.
29070 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29071 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29073 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
29074 always use lane loads to construct non-constant vectors.
29076 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29078 * config/aarch64/aarch64.md
29079 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
29080 constraints for operand 3.
29081 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
29083 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29084 Richard Biener <rguenther@suse.de>
29086 PR tree-optimization/69820
29087 * tree-vect-patterns.c (type_conversion_p): Return false if
29088 *orig_type is unsigned single precision or boolean.
29089 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
29092 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29094 PR rtl-optimization/69764
29095 PR rtl-optimization/69771
29096 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
29097 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
29099 2016-02-16 Richard Biener <rguenther@suse.de>
29101 PR tree-optimization/69776
29102 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
29104 (indirect_refs_may_alias_p): Likewise.
29105 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
29106 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
29107 according to tbaa_p.
29108 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
29109 (optimize_stmt): For redundant store discovery do not allow tbaa.
29111 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
29113 PR tree-optimization/69714
29114 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
29115 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
29117 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
29119 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
29120 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
29121 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
29122 * config/arc/arc.c (arc_init): Check FPU options.
29123 (get_arc_condition_code): Handle new CC_FPU* modes.
29124 (arc_select_cc_mode): Likewise.
29125 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
29126 register pair only. Allow access for ARCv2 accumulator.
29127 (gen_compare_reg): Whenever we have FPU support use FPU compare
29129 (arc_reorg): Don't generate brcc insns when FPU compare
29130 instructions are involved.
29131 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
29132 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
29133 floating point emulation.
29134 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
29135 (REVERSE_CONDITION): Add new CC_FPU* modes.
29136 (TARGET_FP_SP_BASE): Define.
29137 (TARGET_FP_DP_BASE): Likewise.
29138 (TARGET_FP_SP_FUSED): Likewise.
29139 (TARGET_FP_DP_FUSED): Likewise.
29140 (TARGET_FP_SP_CONV): Likewise.
29141 (TARGET_FP_DP_CONV): Likewise.
29142 (TARGET_FP_SP_SQRT): Likewise.
29143 (TARGET_FP_DP_SQRT): Likewise.
29144 (TARGET_FP_DP_AX): Likewise.
29145 * config/arc/arc.md (ARCV2_ACC): New constant.
29146 (type): New fpu type attribute.
29147 (SDF): Conditional iterator.
29148 (cstore<mode>, cbranch<mode>): Change expand condition.
29149 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
29150 handles FPU/FPX cases as well.
29151 * config/arc/arc.opt (mfpu): New option.
29152 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
29154 (adddf3, muldf3, subdf3): Removed.
29155 * config/arc/predicates.md (proper_comparison_operator): Recognize
29157 * config/arc/fpu.md: New file.
29158 * doc/invoke.texi (ARC Options): Document mfpu option.
29160 2016-02-16 Richard Biener <rguenther@suse.de>
29162 PR rtl-optimization/69291
29163 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
29164 noce_operand_ok check.
29166 2016-02-16 Tom de Vries <tom@codesourcery.com>
29169 * omp-low.c (simd_clone_create): Remove call to
29170 symtab->call_cgraph_insertion_hooks.
29172 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29174 PR tree-optimization/69802
29175 * tree-ssa-reassoc.c (update_range_test): If op is
29176 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
29177 op == 1 test of precision 1 integral op, otherwise handle
29178 that case as op itself. Fix up formatting.
29179 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
29182 2016-02-16 Richard Biener <rguenther@suse.de>
29184 PR tree-optimization/69586
29185 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
29186 types for conversion sources.
29188 2016-02-16 Richard Biener <rguenther@suse.de>
29190 PR middle-end/69801
29191 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
29192 mask OEP_ADDRESS_OF.
29194 2016-02-16 Alan Modra <amodra@gmail.com>
29197 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
29198 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
29199 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
29201 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
29202 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
29203 (p8_fmrgow_<mode>): Likewise.
29204 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
29206 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
29207 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
29208 to use movdi_internal64. Remove op0_di.
29209 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
29211 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
29213 Add support for the FCCMP insn types
29215 * config/aarch64/aarch64.md (fccmp): Change insn type.
29216 (fccmpe): Likewise.
29217 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
29218 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
29219 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
29220 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
29221 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
29222 * config/arm/types.md (fccmps): Add new insn type.
29223 (fccmpd): Likewise.
29225 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
29227 * alias.c (get_alias_set): Fix a typo in comment.
29229 2016-02-15 Richard Biener <rguenther@suse.de>
29231 PR tree-optimization/69595
29232 * match.pd: Complete range test simplification to true.
29234 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
29236 PR rtl-optimization/69648
29237 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
29238 pic_offset_table_rtx.
29240 PR rtl-optimization/69752
29241 * ira.c (update_equiv_regs): When looking for more than a single SET,
29242 also take other side effects into account.
29244 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29246 * config/s390/s390.c (s390_function_profiler): Add a new sequence
29247 for z900+ CPUs in 31-bit mode.
29249 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29251 * common/config/s390/s390-common.c (s390_supports_split_stack):
29253 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
29254 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
29255 * config/s390/s390.c (struct machine_function): New field
29256 split_stack_varargs_pointer.
29257 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
29258 in s390_emit_prologue.
29259 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
29261 (morestack_ref): New global.
29262 (SPLIT_STACK_AVAILABLE): New macro.
29263 (s390_expand_split_stack_prologue): New function.
29264 (s390_live_on_entry): New function.
29265 (s390_va_start): Use split-stack vararg pointer if appropriate.
29266 (s390_asm_file_end): Emit the split-stack note sections.
29267 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
29268 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
29269 (UNSPECV_SPLIT_STACK_CALL): New unspec.
29270 (UNSPECV_SPLIT_STACK_DATA): New unspec.
29271 (split_stack_prologue): New expand.
29272 (split_stack_space_check): New expand.
29273 (split_stack_data): New insn.
29274 (split_stack_call): New expand.
29275 (split_stack_call_*): New insn.
29276 (split_stack_cond_call): New expand.
29277 (split_stack_cond_call_*): New insn.
29279 2016-02-15 Richard Biener <rguenther@suse.de>
29281 PR tree-optimization/69783
29282 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29283 Add trivially correct cases.
29285 2016-02-15 Tom de Vries <tom@codesourcery.com>
29288 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
29290 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
29292 2016-02-15 Richard Biener <rguenther@suse.de>
29294 PR tree-optimization/69776
29295 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
29296 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
29297 indicate whether we can use TBAA to disambiguate against stores.
29298 Use alias-set zero if not.
29299 (visit_reference_op_store): Do not use TBAA when looking up
29301 * tree-ssa-pre.c (compute_avail): Use TBAA here.
29302 (eliminate_dom_walker::before_dom_children): But not when looking
29303 up redundant stores.
29305 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
29307 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
29309 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29311 * config/i386/znver1.md
29312 (znver1_pop, znver1_pop_mem,
29313 znver1_load_imov_double_store,
29314 znver1_load_imov_direct_store,
29315 znver1_load_imov_direct_load,
29316 znver1_load_imov_double_load): Add new.
29317 (znver1_insn, znver1_insn_load): Add icmov type.
29318 (znver1_sseavx_fma,
29319 znver1_sseavx_fma_load,
29321 znver1_avx256_fma_load): Fix pipe usage.
29323 2016-02-14 Alan Modra <amodra@gmail.com>
29326 * reload.c (find_reloads_address_1): For pre/post-inc/dec
29327 with an invalid hard reg, reload just the reg not the entire
29328 pre/post-inc/dec address expression.
29330 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
29333 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
29334 fixed R1_REG scratch reg.
29335 (sibcall_value_pcrel_fdpic): Likewise.
29337 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
29341 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
29343 2016-02-12 Walter Lee <walt@tilera.com>
29345 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
29346 * config/tilegx/t-tilegx: Likewise.
29348 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29351 * diagnostic-show-locus.c (struct line_span): New struct.
29352 (layout::get_first_line): Delete.
29353 (layout::get_last_line): Delete.
29354 (layout::get_num_line_spans): New member function.
29355 (layout::get_line_span): Likewise.
29356 (layout::print_heading_for_line_span_index_p): Likewise.
29357 (layout::get_expanded_location): Likewise.
29358 (layout::calculate_line_spans): Likewise.
29359 (layout::m_first_line): Delete.
29360 (layout::m_last_line): Delete.
29361 (layout::m_line_spans): New field.
29362 (layout::layout): Update comment. Replace m_first_line and
29363 m_last_line with m_line_spans, replacing their initialization
29364 with a call to calculate_line_spans.
29365 (diagnostic_show_locus): When printing source lines and
29366 annotations, rather than looping over a single span
29367 of lines, instead loop over each line_span within
29368 the layout, with an inner loop over the lines within them.
29369 Call the context's start_span callback when changing line spans.
29370 * diagnostic.c (diagnostic_initialize): Initialize start_span.
29371 (diagnostic_build_prefix): Break out the building of the location
29372 part of the string into...
29373 (diagnostic_get_location_text): ...this new function, rewriting
29374 it from nested ternary expressions to a sequence of "if"
29376 (default_diagnostic_start_span_fn): New function.
29377 * diagnostic.h (diagnostic_start_span_fn): New typedef.
29378 (diagnostic_context::start_span): New field.
29379 (default_diagnostic_start_span_fn): New prototype.
29381 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29384 * gcc.c (driver::finalize): Fix cleanup of "specs".
29386 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29390 * gcc.c (driver::driver): Initialize m_option_suggestions.
29391 (driver::~driver): Clean up m_option_suggestions.
29392 (suggest_option): Convert to...
29393 (driver::suggest_option): ...this, and split out into
29394 driver::build_option_suggestions and find_closest_string.
29395 (driver::build_option_suggestions): New function, from
29396 first half of suggest_option. Special-case
29397 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
29398 the sanitizer_opts array. For options of enum types, add the
29399 various enum values to the candidate strings.
29400 (driver::handle_unrecognized_options): Remove "const".
29401 * gcc.h (driver::handle_unrecognized_options): Likewise.
29402 (driver::build_option_suggestions): New decl.
29403 (driver::suggest_option): New decl.
29404 (driver::m_option_suggestions): New field.
29405 * opts-common.c (add_misspelling_candidates): New function.
29406 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
29407 and make non-static.
29408 * opts.h (sanitizer_opts): New array decl.
29409 (add_misspelling_candidates): New function decl.
29410 * spellcheck.c (find_closest_string): New function.
29411 * spellcheck.h (find_closest_string): New function decl.
29413 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29415 PR rtl-optimization/69764
29416 PR rtl-optimization/69771
29417 * optabs.c (expand_binop_directly): For shift_optab_p, force
29418 convert_modes with VOIDmode if xop1 has VOIDmode.
29420 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
29423 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
29424 to correctly determine instrumentation thunks.
29426 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29429 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
29430 type by reference, force lhs on the call.
29433 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
29434 Compute retval and retbnd early in all cases if split_part_return_p
29435 and return_bb is not EXIT. Remove all clobber stmts and reset
29436 all debug stmts that refer to SSA_NAMEs defined in split part,
29437 except if it is retval, in that case replace the old retval with the
29438 lhs of the call to the split part.
29440 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29443 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29445 PR middle-end/66726
29446 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
29447 whose result is used in PHI.
29448 (maybe_optimize_range_tests): Likewise.
29449 (final_range_test_p): Likweise.
29451 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29453 PR middle-end/66726
29454 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
29455 whose result is used in PHI.
29456 (maybe_optimize_range_tests): Likewise.
29457 (final_range_test_p): Likweise.
29459 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29461 * cgraph.c: Spelling fixes - behaviour -> behavior and
29462 neighbour -> neighbor.
29463 * target.def: Likewise.
29464 * sel-sched.c: Likewise.
29465 * config/mips/mips.c: Likewise.
29466 * config/arc/arc.md: Likewise.
29467 * config/arm/cortex-a57.md: Likewise.
29468 * config/arm/arm.c: Likewise.
29469 * config/arm/neon.md: Likewise.
29470 * config/arm/arm-c.c: Likewise.
29471 * config/vms/vms-c.c: Likewise.
29472 * config/s390/s390.c: Likewise.
29473 * config/i386/znver1.md: Likewise.
29474 * config/i386/i386.c: Likewise.
29475 * config/ia64/hpux-unix2003.h: Likewise.
29476 * config/msp430/msp430.md: Likewise.
29477 * config/rx/rx.c: Likewise.
29478 * config/rx/rx.md: Likewise.
29479 * config/aarch64/aarch64-simd.md: Likewise.
29480 * config/aarch64/aarch64.c: Likewise.
29481 * config/nvptx/nvptx.c: Likewise.
29482 * config/bfin/bfin.c: Likewise.
29483 * config/cris/cris.opt: Likewise.
29484 * config/rs6000/rs6000.c: Likewise.
29485 * target.h: Likewise.
29486 * spellcheck.c: Likewise.
29487 * ira-build.c: Likewise.
29488 * tree-inline.c: Likewise.
29489 * builtins.c: Likewise.
29490 * lra-constraints.c: Likewise.
29491 * explow.c: Likewise.
29492 * hwint.h: Likewise.
29493 * targhooks.c: Likewise.
29494 * tree-vect-data-refs.c: Likewise.
29495 * expr.c: Likewise.
29496 * doc/tm.texi: Likewise.
29497 * doc/extend.texi: Likewise.
29498 * doc/install.texi: Likewise.
29499 * doc/md.texi: Likewise.
29500 * tree-ssa-tail-merge.c: Likewise.
29501 * sched-int.h: Likewise.
29502 * match.pd: Likewise.
29503 * sched-ebb.c: Likewise.
29504 * target.def (omit_struct_return_reg): Likewise.
29505 * gimple-ssa-isolate-paths.c: Likewise.
29506 (find_implicit_erroneous_behaviour): Renamed to...
29507 (find_implicit_erroneous_behavior): ... this.
29508 (find_explicit_erroneous_behaviour): Renamed to...
29509 (find_explicit_erroneous_behavior): ... this.
29510 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
29512 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
29514 PR rtl-optimization/64682
29515 PR rtl-optimization/69567
29516 PR rtl-optimization/69737
29517 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
29518 in I2 as well, just lose it.
29520 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29522 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
29524 (aarch64_last_printed_tune_string): Likewise.
29525 (aarch64_declare_function_name): Only output .arch assembler
29526 directive if it will be different from the previously output
29527 directive. Same for .tune comment but only if -dA is set.
29528 (aarch64_start_file): New function.
29529 (TARGET_ASM_FILE_START): Define.
29531 2016-02-11 David Malcolm <dmalcolm@redhat.com>
29534 * Makefile.in (PLUGIN_HEADERS): Add params.list.
29536 2016-02-11 Jakub Jelinek <jakub@redhat.com>
29539 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
29540 -Wmaybe-uninitialized warning.
29542 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
29545 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
29547 2016-02-11 Richard Biener <rguenther@suse.de>
29549 PR rtl-optimization/69291
29550 * ifcvt.c (noce_try_store_flag_constants): Do not allow
29551 subexpressions affected by changing the result.
29553 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
29556 * lra-constraints.c (curr_insn_transform): Find in/out operands
29557 for secondary memory moves. Update dups.
29559 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
29561 PR tree-optimization/69652
29562 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
29563 to nested loop, did source re-formatting, skip debug statements,
29564 add check on statement with volatile operand, remove dead scalar
29567 2016-02-10 Jakub Jelinek <jakub@redhat.com>
29568 Patrick Palka <ppalka@gcc.gnu.org>
29572 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
29573 calls if the return type is TREE_ADDRESSABLE.
29574 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
29575 * ipa-split.c (split_function): Fix doubled "we" in comment.
29576 Use void return type for the split part even if
29577 !split_point->split_part_set_retval.
29579 2016-02-10 Bin Cheng <bin.cheng@arm.com>
29581 PR tree-optimization/68021
29582 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
29583 when computing the value of biv cand by itself.
29585 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
29587 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
29588 (cortexa57_tunings): Likewise.
29589 (cortexa72_tunings): Likewise.
29590 (arch_macro_fusion_pair_p): Add support for AES fusion.
29591 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
29592 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
29593 Allow virtual registers before reload so early scheduling works.
29594 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
29595 correct latency and pipeline.
29596 (cortex_a57_crypto_complex): Likewise.
29597 (cortex_a57_crypto_xor): Likewise.
29598 (define_bypass): Add AES bypass.
29600 2016-02-10 Richard Biener <rguenther@suse.de>
29602 PR tree-optimization/69726
29603 * passes.def: Add DCE pass before late uninit.
29604 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
29605 really fixup if-conversions job.
29607 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
29609 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
29610 (arm_cortex_a57_tune): Likewise.
29611 (aarch_macro_fusion_pair_p): Add support for AES fusion.
29612 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
29614 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
29616 * timevar.def (TV_PHASE_DBGINFO): Delete.
29617 (TV_PHASE_CHECK_DBGINFO): Likewise.
29618 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
29620 2016-02-10 Richard Biener <rguenther@suse.de>
29622 PR tree-optimization/69719
29623 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29624 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
29626 2016-02-09 Andrew Pinski <apinski@cavium.com>
29629 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
29630 get_vcond_mask_icode returns false.
29632 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
29635 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
29636 an ADDIS that adds a pointer to a large constant that sets the
29637 upper16 bits with a load operation.
29639 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
29642 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
29644 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
29646 (vzipq_s16): Likewise.
29647 (vzipq_s32): Likewise.
29648 (vzipq_f32): Likewise.
29649 (vzipq_u8): Likewise.
29650 (vzipq_u16): Likewise.
29651 (vzipq_u32): Likewise.
29652 (vzipq_p8): Likewise.
29653 (vzipq_p16): Likewise.
29655 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
29658 * config/arm/arm.c (neon_endian_lane_map): New function.
29659 (neon_vector_pair_endian_lane_map): New function.
29660 (arm_evpc_neon_vuzp): Allow for big endian lane order.
29661 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
29663 (vuzpq_s16): Likewise.
29664 (vuzpq_s32): Likewise.
29665 (vuzpq_f32): Likewise.
29666 (vuzpq_u8): Likewise.
29667 (vuzpq_u16): Likewise.
29668 (vuzpq_u32): Likewise.
29669 (vuzpq_p8): Likewise.
29670 (vuzpq_p16): Likewise.
29672 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
29675 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
29678 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
29680 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
29681 truncate const_int operand 1 to QImode.
29683 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
29685 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
29686 corresponding to an abnormal edge.
29688 2016-02-09 Tom de Vries <tom@codesourcery.com>
29690 PR tree-optimization/69599
29691 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
29693 (find_func_aliases_for_builtin_call, find_func_clobbers)
29694 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
29697 2016-02-09 Richard Biener <rguenther@suse.de>
29699 PR tree-optimization/69715
29700 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
29701 LHS on calls as non-rewritable.
29703 2016-02-09 Tom de Vries <tom@codesourcery.com>
29706 * lto-wrapper.c (append_diag_options): New function.
29707 (compile_offload_image): Call append_diag_options.
29709 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
29712 * doc/extend.texi (Flag Output Operands): Correct sectioning.
29713 Minor copy-edit to fix verb tenses.
29715 2016-02-08 Jakub Jelinek <jakub@redhat.com>
29717 PR tree-optimization/69209
29718 * ipa-split.c (split_function): If split part is not
29719 returning retval, retval has gimple type but is not
29720 gimple value, force it into a SSA_NAME first.
29722 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
29724 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
29727 2016-02-08 Jason Merrill <jason@redhat.com>
29730 * convert.c (convert_to_integer_1): Check dofold on truncation
29732 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
29733 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
29734 Rename from *_nofold.
29735 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
29736 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
29738 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
29741 * tree.c (build_common_tree_nodes): Remove short_double argument.
29742 All callers changed.
29743 * tree.h (build_common_tree_nodes): Adjust declaration.
29744 * doc/invoke.texi (-fshort-double): Remove documentation.
29745 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
29746 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
29747 * lto-wrapper.c (merge_and_complain, append_compiler_options)
29748 (append_linker_options): Don't handle OPT_fshort_double.
29750 PR rtl-optimization/68730
29751 * lra-remat.c (insn_to_cand_activation): New static variable.
29752 (lra_remat): Allocate and free it.
29753 (create_cand): New arg activation. Initialize a field in
29754 insn_to_cand_activation if it is nonnull.
29755 (create_cands): Pass the activation insn to create_cand when making
29756 a candidate involving an output reload. Reorganize code a little.
29757 (do_remat): Keep track of active status of candidates in a separate
29760 2016-02-08 Richard Biener <rguenther@suse.de>
29762 PR tree-optimization/69719
29763 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29764 Properly use absolute of the difference of the two offsets to
29765 compare or adjust the segment length.
29767 2016-02-08 Richard Biener <rguenther@suse.de>
29768 Jeff Law <law@redhat.com>
29771 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
29772 types for anonymous SSA names.
29774 2016-02-08 Richard Biener <rguenther@suse.de>
29776 PR rtl-optimization/69274
29777 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
29779 2016-02-08 Jeff Law <law@redhat.com>
29781 PR tree-optimization/65917
29782 * tree-ssa-dom.c (record_temporary_equivalences): Record both
29783 equivalences from if (x == y) style conditionals.
29784 (loop_depth_of_name): Remove.
29785 (record_equality): Remove loop depth check.
29786 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
29787 (const_and_copies::record_const_or_copy_raw): New member function.
29788 * tree-ssa-scopedtables.c
29789 (const_and_copies::record_const_or_copy_raw): New, factored out of
29790 (const_and_copies::record_const_or_copy): Call new member function.
29792 2016-02-05 Jeff Law <law@redhat.com>
29794 PR tree-optimization/68541
29795 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
29796 (count_stmts_in_block): New function.
29797 (poor_ifcvt_candidate_code): Likewise.
29798 (is_feasible_trace): Add some heuristics to determine when path
29799 splitting is profitable.
29800 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
29801 is a diamond with a single exit.
29803 2016-02-05 Martin Sebor <msebor@redhat.com>
29806 * doc/invoke.texi: Update -Wplacement-new to take an optional
29809 2016-02-06 Richard Henderson <rth@redhat.com>
29812 * tree.c (tree_nop_conversion_p): Do not strip casts into or
29813 out of non-standard address spaces.
29815 2016-02-05 Jakub Jelinek <jakub@redhat.com>
29817 PR rtl-optimization/69691
29818 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
29820 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
29822 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
29823 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
29824 (*ieee128_mfvsrd_64bit): Likewise.
29825 (*ieee128_mfvsrd_32bit): Likewise.
29827 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
29831 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29833 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
29834 instrumented_version.
29836 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
29838 * doc/invoke.texi (Optimize Options): In table of --param options
29839 rename second occurrence of tracer-min-branch-ratio to
29840 tracer-min-branch-probability, rename
29841 tracer-min-branch-ratio-feedback to
29842 tracer-min-branch-probability-feedback and clarify description,
29843 rename sched-spec-state-edge-prob-cutoff to
29844 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
29845 to selsched-insns-to-rename, rename lto-minpartition to
29846 lto-min-partition, delete reorder-blocks-duplicate and
29847 reorder-blocks-duplicate-feedback.
29849 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29851 * config/s390/s390.c (s390_register_info_set_ranges): Remove
29854 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
29856 * doc/extend.texi: S/390: Correct some typos.
29858 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29860 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
29862 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29865 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
29866 (s390_register_info_gprtofpr): Use new macros above.
29867 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
29869 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
29870 its name. Adjust restore and save gpr ranges.
29871 (s390_register_info_set_ranges): New function.
29872 (s390_register_info): Use new macros above. Call
29873 s390_register_info_set_ranges.
29874 (s390_optimize_register_info): Likewise.
29875 (s390_hard_regno_rename_ok): Use new macros.
29876 (s390_hard_regno_scratch_ok): Likewise.
29877 (s390_emit_epilogue): Likewise.
29878 (s390_can_use_return_insn): Likewise.
29879 (s390_optimize_prologue): Likewise.
29880 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
29882 2016-02-05 Jakub Jelinek <jakub@redhat.com>
29885 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
29887 (ix86_option_override_internal): Disable TARGET_STV even for
29888 -m{incoming,preferred}-stack-boundary=3.
29890 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
29892 * config.gcc: Mark deprecated rtems targets as obsolete.
29894 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
29896 PR rtl-optimization/64682
29897 PR rtl-optimization/69567
29898 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
29899 before I2 only if the register is both used and set in I2.
29901 2016-02-04 DJ Delorie <dj@redhat.com>
29903 * config/msp430/msp430.c (msp430_start_function): Add function type.
29905 2016-02-04 Jakub Jelinek <jakub@redhat.com>
29908 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
29910 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
29912 PR rtl-optimization/69577
29914 2015-10-29 Richard Henderson <rth@redhat.com>
29918 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
29919 sse check to the exact conditions of PR 67609.
29921 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
29924 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
29925 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
29926 not allowed into the traditional Altivec registers.
29927 (movtd_64bit_nodm): Likewise.
29928 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
29930 2016-02-04 David Malcolm <dmalcolm@redhat.com>
29932 * config/aarch64/cortex-a57-fma-steering.c
29933 (aarch64_register_fma_steering): Remove "static" from arguments
29936 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
29939 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
29940 twice when complex.
29942 2016-02-04 Mike Frysinger <vapier@gentoo.org>
29944 * doc/invoke.texi: Delete -mno-fma4.
29946 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
29948 PR rtl-optimization/69577
29949 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
29950 (find_subregs_of_mode): Update accordingly. Iterate over partial
29953 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
29955 * config/arm/arm-protos.h (neon_reinterpret): Remove.
29956 * config/arm/arm.c (neon_reinterpret): Remove.
29957 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
29958 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
29959 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
29960 vreinterpretti): Remove.
29961 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
29962 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
29963 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
29964 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
29965 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
29966 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
29967 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
29968 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
29969 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
29970 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
29971 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
29972 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
29973 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
29974 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
29975 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
29976 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
29977 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
29978 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
29979 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
29980 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
29981 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
29982 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
29983 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
29984 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
29985 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
29986 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
29987 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
29988 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
29989 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
29990 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
29991 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
29992 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
29993 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
29994 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
29995 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
29996 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
29997 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
29998 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
29999 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
30000 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
30001 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
30002 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
30003 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
30004 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
30005 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
30006 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
30007 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
30008 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
30009 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
30010 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
30011 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
30012 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
30013 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
30014 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
30015 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
30016 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
30017 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
30018 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
30019 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
30020 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
30021 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
30022 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
30023 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
30024 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
30025 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
30026 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
30027 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
30028 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
30029 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
30030 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
30031 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
30032 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
30033 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
30034 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
30035 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
30036 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
30037 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
30038 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
30039 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
30040 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
30041 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
30042 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
30043 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
30044 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
30045 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
30046 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
30047 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
30048 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
30049 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
30050 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
30051 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
30052 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
30053 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
30054 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
30055 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
30056 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
30057 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
30058 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
30059 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
30060 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
30061 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
30062 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
30063 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
30065 2016-02-04 Martin Liska <mliska@suse.cz>
30068 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
30069 that are gimple_store_p.
30070 (maybe_instrument_call): Likewise.
30072 2016-02-04 Bin Cheng <bin.cheng@arm.com>
30074 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
30075 register scaling out of memory reference and comment why.
30077 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30081 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
30082 folding the source of a SET.
30084 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30088 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
30089 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
30091 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
30095 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
30098 2016-02-04 Christian Bruel <christian.bruel@st.com>
30100 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
30101 * config/arm/arm.c (arm_set_current_function): Likewise.
30103 2016-02-04 Jakub Jelinek <jakub@redhat.com>
30104 Ilya Enkovich <enkovich.gnu@gmail.com>
30105 H.J. Lu <hongjiu.lu@intel.com>
30108 * config/i386/i386.c (convert_scalars_to_vector): Remove
30109 stack alignment fixes.
30110 (ix86_option_override_internal): Disable TARGET_STV if stack
30111 might not be aligned enough.
30112 (ix86_minimum_alignment): Assert that TARGET_STV is false.
30114 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
30116 * config/i386/x86-tune.def: Disable default prefetching
30119 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
30120 Vladimir Makarov <vmakarov@redhat.com>
30123 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
30124 in validating fused toc addresses.
30126 2016-02-03 Jakub Jelinek <jakub@redhat.com>
30129 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
30130 range->m_caret fields if range->m_show_caret_p is false.
30133 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
30134 Force oldval into register if it does not satisfy reg_or_short_operand
30135 predicate. Fix up formatting.
30137 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
30138 Alexandre Oliva <aoliva@redhat.com>
30141 * lra-constraints.c (simplify_operand_subreg): Check additionally
30142 address validity after potential reloading.
30143 (process_address_1): Check insns validity. In case of failure do
30146 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
30149 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
30152 2016-02-02 Jakub Jelinek <jakub@redhat.com>
30154 * wide-int.cc (canonize_uhwi): New function.
30155 (wi::divmod_internal): Use it.
30157 2016-02-02 James Norris <jnorris@codesourcery.com>
30159 * gimplify.c (omp_notice_variable): Add usage check.
30161 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
30163 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
30164 like LE, GE, LT, GT when emitting relational operator.
30166 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30168 * ira-costs.c (find_costs_and_classes): Add extra argument.
30169 * target.def (ira_change_pseudo_allocno_class): Add parameter.
30170 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
30171 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
30172 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
30173 Add best_class parameter, and return it if not ALL_REGS.
30174 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
30176 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
30177 Update target hook.
30179 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30181 * config/aarch64/aarch64.c
30182 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
30183 (aarch64_ira_change_pseudo_allocno_class): New function.
30185 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
30188 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
30190 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
30192 * config/avr/avr.c (avr_option_override): Set
30193 PARAM_ALLOW_STORE_DATA_RACES to 1.
30195 2016-02-02 Richard Biener <rguenther@suse.de>
30197 PR tree-optimization/69595
30198 * match.pd: Add range test simplifications to true/false.
30200 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
30202 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
30203 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
30206 2016-02-02 Richard Biener <rguenther@suse.de>
30208 PR tree-optimization/69606
30209 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
30210 info on the result before moving a stmt.
30212 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
30214 PR middle-end/68542
30215 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
30216 branch with vector comparison.
30217 * config/i386/sse.md (VI48_AVX): New mode iterator.
30218 (define_expand "cbranch<mode>4): Add support for conditional branch
30219 with vector comparison.
30220 * tree-vect-loop.c (optimize_mask_stores): New function.
30221 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
30222 has_mask_store field of vect_info.
30223 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
30224 vectorized loops having masked stores after vec_info destroy.
30225 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
30226 correspondent macros.
30227 (optimize_mask_stores): Add prototype.
30229 2016-02-02 Alan Modra <amodra@gmail.com>
30232 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
30235 2016-02-02 Alan Modra <amodra@gmail.com>
30238 * config/rs6000/rs6000.c (need_toc_init): New var, set it
30239 whenever toc_label_name used.
30240 (rs6000_file_start): Don't set up toc section here,
30241 (rs6000_output_function_epilogue): do so here instead,
30242 (rs6000_xcoff_file_start): and here.
30243 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
30244 (load_toc_aix_di): Likewise.
30246 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30248 PR rtl-optimization/69592
30249 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
30250 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
30251 (num_sign_bit_copies_binary_arith_p): New inline function.
30252 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
30254 2016-02-01 Jeff Law <law@redhat.com>
30256 PR tree-optimization/69580
30257 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
30258 * tree-ssa-threadbackward.c
30259 (fsm_find_control_statement_thread_paths): Do not try to walk
30260 through large PHI nodes.
30262 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30264 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
30265 when count is incremented above limit, don't analyze further
30268 * omp-low.c (oacc_parse_default_dims): Avoid
30269 -Wsign-compare warning, make sure value fits into int
30270 rather than just unsigned int.
30272 2016-02-01 Bin Cheng <bin.cheng@arm.com>
30274 PR tree-optimization/67921
30275 * fold-const.c (split_tree): New parameters. Convert pointer
30276 type variable part to proper type before negating.
30277 (fold_binary_loc): Pass new arguments to split_tree.
30279 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
30281 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
30282 (nvptx_goacc_validate_dims): Extend to handle global defaults.
30283 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
30284 * doc/tm.texti: Rebuilt.
30285 * doc/invoke.texi (fopenacc-dim): Document.
30286 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
30287 (append_compiler_options): Likewise.
30288 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
30289 (oacc_parse_default_dims): New.
30290 (oacc_validate_dims): Add USED arg. Select non-unity default when
30292 (oacc_loop_fixed_partitions): Return mask of used partitions.
30293 (oacc_loop_auto_partitions): Emit dump info.
30294 (oacc_loop_partition): Return mask of used partitions.
30295 (execute_oacc_device_lower): Parse default dimension arg. Adjust
30296 loop partitioning and validation calls.
30298 2016-02-01 Richard Biener <rguenther@suse.de>
30300 PR middle-end/69556
30301 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
30303 2016-02-01 Richard Biener <rguenther@suse.de>
30305 PR tree-optimization/69574
30306 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
30307 of asserting return chrec_dont_know.
30309 2016-02-01 Martin Liska <mliska@suse.cz>
30311 * mem-stats-traits.h: Add copyright header.
30312 * mem-stats.h: Likewise.
30314 2016-02-01 Richard Biener <rguenther@suse.de>
30316 PR tree-optimization/69579
30317 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
30318 Do not propagate through abnormal PHI results.
30320 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
30322 * postreload.c (reload_cse_simplify): Remove dead code.
30324 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30326 PR rtl-optimization/69570
30327 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
30328 if there is more than one set, not if there is a single set.
30330 2016-02-01 Richard Henderson <rth@redhat.com>
30333 * combine.c (make_compound_operation): When looking through a
30334 subreg, make sure to re-extend to the width of the outer mode.
30336 2016-01-30 Jakub Jelinek <jakub@redhat.com>
30338 PR tree-optimization/69546
30339 * wide-int.cc (wi::divmod_internal): For unsigned division
30340 where both operands fit into uhwi, if o1 is 1 and o0 has
30341 msb set, if divident_prec is larger than bits per hwi,
30342 clear another quotient word and return 2 instead of 1.
30343 Similarly for remainder with msb in HWI set, if dividend_prec
30344 is larger than bits per hwi.
30346 2016-01-29 Martin Jambor <mjambor@suse.cz>
30348 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
30349 Use short lowercase names.
30350 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
30351 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
30352 acq_rel one. Protect warning agains segfaults if
30353 get_memory_order_name returns NULL.
30354 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
30355 with release semantics. Do not warn if get_memory_order already did.
30356 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
30357 semantics. Fix check for relaxed or acquire semantics. Do not warn
30358 if get_memory_order already did.
30360 2016-01-29 Sebastian Pop <s.pop@samsung.com>
30362 * doc/install.texi: Document that isl-0.16 is supported.
30364 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
30367 * config/i386/constraints.md (Bm): Describe as special memory
30369 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
30370 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30371 * genpreds.c (struct constraint_data): Add is_special_memory.
30372 (have_special_memory_constraints, special_memory_start): New
30374 (special_memory_end): Ditto.
30375 (add_constraint): Add new arg is_special_memory. Add code to
30376 process its true value. Update have_special_memory_constraints.
30377 (process_define_constraint): Pass the new arg.
30378 (process_define_register_constraint): Ditto.
30379 (choose_enum_order): Process special memory.
30380 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
30381 function insn_extra_special_memory_constraint.
30382 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30383 * gensupport.c (process_rtx): Process
30384 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30385 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
30386 * ira-lives.c (single_reg_class): Use
30387 insn_extra_special_memory_constraint.
30388 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
30389 * lra-constraints.c (process_alt_operands): Ditto.
30390 (curr_insn_transform): Use insn_extra_special_memory_constraint.
30391 * recog.c (asm_operand_ok, preprocess_constraints): Process
30393 * reload.c (find_reloads): Ditto.
30394 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
30395 * stmt.c (parse_input_constraint): Use
30396 insn_extra_special_memory_constraint.
30398 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
30401 * lra-splill.c (lra_final_code_change): Revert r229087 by
30402 removing all sub-registers.
30404 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
30407 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
30409 2016-01-29 Jakub Jelinek <jakub@redhat.com>
30412 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
30413 SSE1, copy target into the temporary reg first before recursing
30416 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
30418 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
30421 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
30423 * ginclude/stdarg.h: Test __cplusplus instead of
30424 __GXX_EXPERIMENTAL_CXX0X__.
30426 2016-01-29 Richard Biener <rguenther@suse.de>
30428 PR tree-optimization/69547
30429 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
30430 Do not mark clobbers necessary.
30431 (mark_all_reaching_defs_necessary_1): Likewise.
30433 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
30435 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
30436 declaration name with %qs and print it in both error messages.
30437 Also fix indentation.
30439 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
30442 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
30443 trailing blank line from error message.
30445 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
30448 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
30451 2016-01-29 Richard Biener <rguenther@suse.de>
30453 PR middle-end/69537
30454 * match.pd: Allow all integral types when simplifying a
30455 widening or sign-changing conversion.
30457 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30459 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
30460 back to setting codegen_error to fail codegen.
30462 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
30465 * config/i386/constraints.md (C): Only accept constant zero operand.
30466 (BC): New constraint.
30467 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
30468 instead of C constraint.
30469 * doc/md.texi (Machine Constraints): Update description
30472 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
30475 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
30477 2016-01-28 Jakub Jelinek <jakub@redhat.com>
30479 PR middle-end/69542
30480 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
30483 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
30485 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
30486 branches if using guessed profile.
30488 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
30490 * graphite-optimize-isl.c (optimize_isl): Fix dump.
30492 2016-01-28 Richard Henderson <rth@redhat.com>
30495 * config/aarch64/aarch64-modes.def (CC_Cmode): New
30496 * config/aarch64/aarch64-protos.h: Update.
30497 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
30498 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
30499 (aarch64_get_condition_code_1): Handle CC_Cmode.
30500 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
30501 (*add<mode>3_compareC_cconly_imm): New.
30502 (*add<mode>3_compareC_cconly): New.
30503 (*add<mode>3_compareC_imm): New.
30504 (add<mode>3_compareC): New.
30505 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
30506 to be first. Use aarch64_carry_operation.
30507 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
30508 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
30509 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
30510 (subti3): Use subdi3_compare1.
30511 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
30512 (sub<mode>3_compare1): New.
30513 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
30514 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
30515 (*subsi3_carryin_uxtw): Likewise.
30516 (*ngc<mode>, *ngcsi_uxtw): Likewise.
30517 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
30518 * config/aarch64/iterators.md (DWI): New.
30519 * config/aarch64/predicates.md (aarch64_carry_operation): New.
30520 (aarch64_borrow_operation): New.
30522 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
30524 * graphite-optimize-isl.c (optimize_isl): Print a different debug
30525 message when isl does not return a valid schedule.
30527 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30529 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
30530 Remove comments from class declarations: they are already in the code
30533 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30535 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
30537 (ternary_op_to_tree): Same.
30538 (unary_op_to_tree): Same.
30539 (nary_op_to_tree): Same.
30540 (gcc_expression_from_isl_expr_op): Same.
30541 (gcc_expression_from_isl_expression): Same.
30542 (graphite_create_new_loop): Same.
30543 (graphite_create_new_loop_guard): Same.
30544 (build_iv_mapping): Same.
30545 (graphite_create_new_guard): Same.
30546 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
30547 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
30549 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30551 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
30552 instead of setting codegen_error to fail codegen.
30554 2016-01-28 Jason Merrill <jason@redhat.com>
30556 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
30558 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30560 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
30561 Remove CONST_INT_P check in CCMP cost calculation.
30563 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30565 * config/aarch64/aarch64.c (generic_vector_cost):
30566 Set vec_permute_cost.
30567 (cortexa57_vector_cost): Likewise.
30568 (exynosm1_vector_cost): Likewise.
30569 (xgene1_vector_cost): Likewise.
30570 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
30571 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
30572 Add vec_permute_cost entry.
30574 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30576 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
30578 (add<mode>3_compare0): Likewise.
30579 (addsi3_compare0_uxtw): Likewise.
30580 (add<mode>3nr_compare0): Likewise.
30581 (compare_neg<mode>): Likewise.
30582 (<optab><mode>3): Likewise.
30584 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
30586 * tree-vect-stmts.c (vectorizable_comparison): Add
30587 NULL check for vectype.
30589 2016-01-28 Richard Biener <rguenther@suse.de>
30591 PR tree-optimization/69466
30592 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
30593 Account for PHIs we couldn't duplicate.
30595 2016-01-28 Martin Liska <mliska@suse.cz>
30598 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
30599 instead of ENABLE_VALGRIND_CHECKING.
30601 2016-01-27 Richard Henderson <rth@redhat.com>
30604 * lra-remat.c (subreg_regs): New.
30605 (dump_candidates_and_remat_bb_data): Dump it.
30606 (operand_to_remat): Reject if operand in subreg_regs.
30607 (set_bb_regs): Collect subreg_regs.
30608 (lra_remat): Init and free subreg_regs. Compute
30609 calculate_local_reg_remat_bb_data before create_cands.
30611 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
30614 * config/i386/i386.c (ix86_update_stack_boundary): Don't
30615 change stack_alignment_needed for __tls_get_addr call.
30617 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
30619 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
30621 2016-01-27 Jeff Law <law@redhat.com>
30623 PR tree-optimization/68398
30624 PR tree-optimization/69196
30625 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
30626 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
30627 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30628 Only count PHIs in the last block in the path. The others will
30629 const/copy propagate away. Add heuristic to allow more irreducible
30630 subloops to be created when it is likely profitable to do so.
30632 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30633 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
30634 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
30636 2016-01-27 Jakub Jelinek <jakub@redhat.com>
30639 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
30640 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
30641 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
30642 * tree-streamer-in.c: Include asan.h.
30643 (streamer_get_builtin_tree): For builtins in sanitizer
30644 range call initialize_sanitizer_builtins and retry.
30646 2016-01-27 Ian Lance Taylor <iant@google.com>
30648 * common.opt (fkeep-gc-roots-live): New undocumented option.
30649 * tree-ssa-loop-ivopts.c (add_candidate_1): If
30650 -fkeep-gc-roots-live, skip pointers.
30651 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
30654 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
30657 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
30658 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
30660 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
30663 * configure.ac: NetBSD provides SSP in its C library.
30664 * configure: Updated.
30666 2016-01-27 Richard Biener <rguenther@suse.de>
30668 PR tree-optimization/69166
30669 * tree-vect-loop.c (vect_is_simple_reduction): Always check
30670 reduction code for commutativity / associativity.
30672 2016-01-27 Martin Jambor <mjambor@suse.cz>
30674 PR tree-optimization/69355
30675 * tree-sra.c (analyze_access_subtree): Correct hole detection when
30676 total_scalarization fails.
30678 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
30680 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
30683 2016-01-27 Christian Bruel <christian.bruel@st.com>
30686 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
30687 Move arm_reset_previous_fndecl and set_target_option_current_node in
30688 the conditional part. Call save_restore_target_globals.
30689 * config/arm/arm.c (arm_set_current_function):
30690 Refactor to better support #pragma target and attribute mix.
30691 Call save_restore_target_globals.
30692 * config/arm/arm-protos.h (save_restore_target_globals): New function.
30694 2016-01-27 Martin Liska <mliska@suse.cz>
30696 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
30697 reference for an HSA kernel and its host function.
30699 2016-01-27 Jakub Jelinek <jakub@redhat.com>
30701 PR tree-optimization/69399
30702 * wide-int.h (wi::lrshift): For larger precisions, only
30703 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
30705 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
30707 * config/arc/predicates.md (proper_comparison_operator): Reject
30708 constant-constant comparison.
30710 2016-01-26 Tom de Vries <tom@codesourcery.com>
30712 PR tree-optimization/69110
30713 * tree-data-ref.c (initialize_data_dependence_relation): Handle
30714 DR_NUM_DIMENSIONS == 0.
30716 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
30717 Sebastian Pop <s.pop@samsung.com>
30719 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
30720 isl_ast_op_cond and isl_ast_op_select.
30721 (gcc_expression_from_isl_expr_op): Same.
30723 2016-01-26 Jason Merrill <jason@redhat.com>
30726 * tree.c (recompute_constructor_flags): Split out from
30728 (verify_constructor_flags): New.
30729 * tree.h: Declare them.
30731 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
30733 PR rtl-optimization/69217
30734 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
30735 are no TYPE_FIELDS set for the record type.
30737 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30740 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
30741 toc_label_name unconditionally.
30742 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
30743 SYMBOL_REF string. Use toc_label_name instead of constructing
30745 (rs6000_elf_declare_function_name): Use toc_label_name instead of
30746 constructing LCTOC1.
30748 2016-01-26 Martin Sebor <msebor@redhat.com>
30751 * doc/extend.texi (Common Type Attributes): Move text that talks about
30752 attribute packed from attribute aligned to the section discussing
30753 the former attribute for clarity.
30755 2016-01-26 Richard Henderson <rth@redhat.com>
30757 PR middle-end/60908
30758 * trans-mem.c (tm_region_init): Mark entry block as visited.
30760 2016-01-26 David Malcolm <dmalcolm@redhat.com>
30763 * diagnostic-show-locus.c (layout::print_source_line): Replace
30764 call to pp_newline with call to layout::print_newline.
30765 (layout::print_annotation_line): Likewise.
30766 (layout::move_to_column): Likewise.
30767 (layout::print_any_fixits): After printing any fixits, print a
30768 trailing newline, if necessary.
30769 (layout::print_newline): New method, resetting any colorization
30771 (diagnostic_show_locus): Move the pp_newline to before the
30772 early bailout. Remove dummy block enclosing the layout instance.
30773 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
30774 of pp_newline_and_flush with pp_flush.
30775 (diagnostic_append_note): Delete use of pp_newline.
30776 (diagnostic_append_note_at_rich_loc): Delete.
30777 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
30778 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
30779 when newline characters are added to the buffer.
30781 2016-01-26 Michael Matz <matz@suse.de>
30783 * configure.ac (ac_cv_std_swap_in_utility): New test.
30784 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
30785 * configure: Regenerate.
30786 * config.in: Regenerate.
30788 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
30790 * config/arc/arc.md (cstoresi4): Force operand into register.
30791 (arcset<code>): Fix predicate.
30792 (arcsetltu): Likewise.
30793 (arcsetgeu): Likewise.
30794 (arcsethi): Likewise.
30795 (arcsetls): Likewise.
30797 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30799 PR tree-optimization/69483
30800 * gimple-fold.c (canonicalize_constructor_val): Return NULL
30801 if base has error_mark_node type.
30803 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
30806 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
30807 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
30809 (vget_lane_f16): Handle big-endian.
30810 (vgetq_lane_f16): Likewise.
30811 (vset_lane_f16): Likewise.
30812 (vsetq_lane_f16): Likewise.
30813 * config/arm/iterators.md (VQXMOV): Add V8HF.
30814 (VDQ): Add V4HF and V8HF.
30815 (V_reg): Handle V4HF and V8HF.
30816 (Is_float_mode): Likewise.
30817 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
30818 neon_vdup_nv8hf): New patterns.
30819 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
30820 Use VD_LANE iterator.
30821 (neon_vld1_dup<mode>): Use VQ2 iterator.
30823 2016-01-26 Nathan Sidwell <nathan@acm.org>
30825 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
30826 (set_oacc_fn_attrib): Add IS_KERNEL arg.
30827 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
30828 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
30829 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
30830 (oacc_validate_dims): Add LEVEL arg, don't return level.
30831 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
30832 oacc_validate_dims.
30833 (execute_oacc_device_lower): Adjust, add more dump output.
30834 * tree-ssa-loop.c (gate_oacc_kernels): Use
30835 oacc_fn_attrib_kernels_p.
30836 * tree-parloops.c (create_parallel_loop): Adjust
30837 set_oacc_fn_attrib call.
30839 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30842 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
30843 (append_compiler_options): Handle -fcilkplus.
30844 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
30846 2016-01-26 Nick Clifton <nickc@redhat.com>
30849 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
30850 been marked as DECL_ONE_ONLY but we do not the means to make it
30851 so, then do not allow it to bind locally.
30853 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30856 * opts.h (parse_sanitizer_options): New prototype.
30857 * opts.c (sanitizer_opts): New array.
30858 (parse_sanitizer_options): New function.
30859 (common_handle_option): Use parse_sanitizer_options.
30861 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
30864 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
30865 alignment adjustment to ...
30866 (ix86_update_stack_boundary): Here. Don't over-align stack for
30868 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
30869 if __tls_get_addr is called.
30871 2016-01-26 Christian Bruel <christian.bruel@st.com>
30873 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
30875 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
30877 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
30879 2016-01-26 Richard Biener <rguenther@suse.de>
30881 PR middle-end/69467
30882 * match.pd: Guard X * CST CMP 0 pattern with single_use.
30884 2016-01-26 Richard Biener <rguenther@suse.de>
30886 PR tree-optimization/69452
30887 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
30888 (move_computations_dom_walker::before_dom_children): Rename
30890 (move_computations_worker): This.
30891 (move_computations): Perform an RPO rather than a DOM walk.
30893 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30896 * combine.c (combine_instructions): For REG_EQUAL note with
30897 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
30898 to the underlying register.
30899 * doc/rtl.texi (REG_EQUAL): Document the behavior of
30900 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
30902 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
30905 * config/aarch64/aarch64-builtins.c
30906 (aarch64_init_simd_builtin_types): Do not set structural
30907 equality to __Poly{8,16,64,128}_t types.
30909 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
30911 PR tree-optimization/69400
30912 * wide-int.cc (wi_pack): Take the precision as argument and
30913 perform canonicalization here rather than in the callers.
30914 Use the main loop to handle all full-width HWIs. Add a
30915 zero HWI if in_len isn't a full result.
30916 (wi::divmod_internal): Update accordingly.
30917 (wi::mul_internal): Likewise. Simplify.
30919 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
30920 Sebastian Pop <s.pop@samsung.com>
30922 * graphite-poly.c (apply_poly_transforms): Simplify.
30923 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
30924 (print_isl_map): Same.
30925 (print_isl_union_map): Same.
30926 (print_isl_schedule): New.
30927 (debug_isl_schedule): New.
30928 * graphite-dependences.c (scop_get_reads): Do not call
30929 isl_union_map_add_map that is undocumented isl functionality.
30930 (scop_get_must_writes): Same.
30931 (scop_get_may_writes): Same.
30932 (scop_get_original_schedule): Remove.
30933 (scop_get_dependences): Do not call isl_union_map_compute_flow that
30934 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
30935 (compute_deps): Remove.
30936 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
30937 (debug_schedule_ast): New.
30938 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
30939 set_separate_option.
30940 (graphite_regenerate_ast_isl): Add dump.
30941 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
30942 from scop->transformed_schedule.
30943 (graphite_regenerate_ast_isl): Add more dump.
30944 * graphite-optimize-isl.c (optimize_isl): Set
30945 scop->transformed_schedule. Check whether schedules are equal.
30946 (apply_poly_transforms): Move here.
30947 * graphite-poly.c (apply_poly_transforms): ... from here.
30948 (free_poly_bb): Static.
30949 (free_scop): Static.
30950 (pbb_number_of_iterations_at_time): Remove.
30951 (print_isl_ast): New.
30952 (debug_isl_ast): New.
30953 (debug_scop_pbb): New.
30954 * graphite-scop-detection.c (print_edge): Move.
30955 (print_sese): Move.
30956 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
30957 (build_scop_scattering): Remove.
30958 (create_pw_aff_from_tree): Assert instead of bailing out.
30959 (add_condition_to_pbb): Remove unused code, do not fail.
30960 (add_conditions_to_domain): Same.
30961 (add_conditions_to_constraints): Remove.
30962 (build_scop_context): New.
30963 (add_iter_domain_dimension): New.
30964 (build_iteration_domains): Initialize pbb->iterators.
30965 Call add_conditions_to_domain.
30968 (index_outermost_in_loop): New.
30969 (index_pbb_in_loop): New.
30970 (outermost_pbb_in): New.
30971 (add_in_sequence): New.
30972 (add_outer_projection): New.
30973 (outer_projection_mupa): New.
30974 (add_loop_schedule): New.
30975 (build_schedule_pbb): New.
30976 (build_schedule_loop): New.
30977 (embed_in_surrounding_loops): New.
30978 (build_schedule_loop_nest): New.
30979 (build_original_schedule): New.
30980 (build_poly_scop): Call build_original_schedule.
30981 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
30982 (free_poly_dr): Remove.
30983 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
30984 (free_poly_bb): Remove.
30985 (debug_loop_vec): Remove.
30986 (print_isl_ast): Declare.
30987 (debug_isl_ast): Declare.
30988 (scop_do_interchange): Remove.
30989 (scop_do_strip_mine): Remove.
30990 (scop_do_block): Remove.
30991 (flatten_all_loops): Remove.
30992 (optimize_isl): Remove.
30993 (pbb_number_of_iterations_at_time): Remove.
30994 (debug_scop_pbb): Declare.
30995 (print_schedule_ast): Declare.
30996 (debug_schedule_ast): Declare.
30997 (struct scop): Remove schedule. Add original_schedule,
30998 transformed_schedule.
30999 (free_gimple_poly_bb): Remove.
31000 (print_generated_program): Remove.
31001 (debug_generated_program): Remove.
31002 (unify_scattering_dimensions): Remove.
31003 * sese.c (print_edge): ... here.
31004 (print_sese): ... here.
31005 (debug_edge): ... here.
31006 (debug_sese): ... here.
31007 * sese.h (print_edge): Declare.
31008 (print_sese): Declare.
31009 (dump_edge): Declare.
31010 (dump_sese): Declare.
31012 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
31013 Sebastian Pop <s.pop@samsung.com>
31015 * Makefile.in: Set ISLVER in site.exp.
31017 2016-01-25 Jakub Jelinek <jakub@redhat.com>
31019 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
31020 DECL_VALUE_EXPR of new_var even for the non-array case. Look
31021 through DECL_VALUE_EXPR for expansion.
31023 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
31025 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
31026 the frame info after reload completed.
31028 2016-01-25 Jeff Law <law@redhat.com>
31030 PR tree-optimization/69196
31031 PR tree-optimization/68398
31032 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
31033 tree-ssa-threadupdate.c.
31034 (determine_bb_domination_status): Prototype
31035 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
31036 (determine_bb_domination_status): No longer static.
31037 (valid_jump_thread_path): Remove code to detect characteristics
31038 of the jump thread path not associated with correctness.
31039 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
31040 Correct test for thread path length. Count PHIs for real operands as
31041 statements that need to be copied. Do not count ASSERT_EXPRs.
31042 Look at all the blocks in the thread path. Compute and selectively
31043 filter thread paths based on threading through the latch, threading
31044 a multiway branch or crossing a multiway branch.
31046 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31048 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
31049 decl with __attribute__ ((unused)) annotation.
31051 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
31054 * tree-vect-stmts.c (vectorizable_condition): Check vectype
31055 of operands is compatible with a statement vectype.
31057 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
31059 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
31060 improve wording for mixed storage order support.
31062 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
31064 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
31065 (vcvt_u64_f64): Likewise.
31066 (vcvta_s64_f64): Likewise.
31067 (vcvta_u64_f64): Likewise.
31068 (vcvtm_s64_f64): Likewise.
31069 (vcvtm_u64_f64): Likewise.
31070 (vcvtn_s64_f64): Likewise.
31071 (vcvtn_u64_f64): Likewise.
31072 (vcvtp_s64_f64): Likewise.
31073 (vcvtp_u64_f64): Likewise.
31075 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
31077 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
31078 (arc_init): Check validity mll64 option.
31079 (arc_save_restore): Use double load/store instruction.
31080 (arc_expand_movmem): Likewise.
31081 (arc_split_move): Don't split if we have double load/store
31082 instructions. Returns a boolean.
31083 (arc_process_double_reg_moves): Change function to return boolean
31084 instead of a sequence of instructions.
31085 (arc_dwarf_register_span): New function.
31086 * config/arc/arc-protos.h (arc_split_move): Change prototype.
31087 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
31088 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
31089 (*movdf_insn): Likewise.
31090 * config/arc/arc.opt (mll64): New option.
31091 * config/arc/predicates.md (even_register_operand): New predicate.
31092 * doc/invoke.texi (ARC Options): Add mll64 documentation.
31094 2016-01-25 Richard Biener <rguenther@suse.de>
31097 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
31098 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
31100 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
31102 2016-01-25 Richard Biener <rguenther@suse.de>
31104 PR tree-optimization/69376
31105 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
31107 (VN_INFO_ANTI_RANGE_P): New inline.
31108 (VN_INFO_RANGE_TYPE): Likewise.
31109 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
31110 SSA_NAME_ANTI_RANGE_P.
31111 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
31112 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
31113 Properly query VN_INFO_RANGE_TYPE.
31115 2016-01-25 Nick Clifton <nickc@redhat.com>
31118 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
31120 2016-01-23 Tom de Vries <tom@codesourcery.com>
31122 PR tree-optimization/69426
31123 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
31126 2016-01-23 Jakub Jelinek <jakub@redhat.com>
31128 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
31129 "the the" with "the" in the comments.
31130 * ipa-devirt.c (build_type_inheritance_graph,
31131 update_type_inheritance_graph): Likewise.
31132 * tree.c (build_function_type_list_1): Likewise.
31133 * cfgloopmanip.c (scale_loop_profile): Likewise.
31134 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
31135 * gimple-ssa-split-paths.c
31136 (find_block_to_duplicate_for_splitting_paths): Likewise.
31137 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
31138 * expr.c (convert_move): Likewise.
31139 * var-tracking.c (vt_stack_adjustments): Likewise.
31140 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
31141 * tree-vrp.c (test_for_singularity): Likewise.
31143 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
31144 directly instead of building a temporary tree.
31147 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
31148 remove <algorithm> include.
31150 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31153 * config/i386/i386.c: Include dojump.h.
31154 (expand_small_movmem_or_setmem,
31155 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
31157 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
31158 if dynamic_check != -1.
31160 2016-01-21 Jeff Law <law@redhat.com>
31162 PR middle-end/69347
31163 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
31164 record_temporary_equivalences. Rewritten to avoid unnecessary calls
31165 into dominated_by_p.
31166 (cprop_into_successor_phis): Avoid unnecessary tests.
31168 2016-01-22 Richard Henderson <rth@redhat.com>
31171 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
31172 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
31174 2016-01-22 Michael Matz <matz@suse.de>
31176 * system.h (string, algorithm): Include only conditionally.
31177 (new): Include always under C++.
31178 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
31179 * final.c (toplevel): Ditto.
31180 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
31181 * genconditions.c (write_header): Make gencondmd.c define
31183 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
31185 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
31186 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
31188 2016-01-22 Christian Bruel <christian.bruel@st.com>
31191 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
31193 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31196 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
31197 define_insn_and_split. Ensure operands[1] and operands[0] do not
31198 get assigned the same register.
31200 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
31202 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
31204 2016-01-22 Christian Bruel <christian.bruel@st.com>
31206 * config/arm/arm-c.c (arm_pragma_target_parse):
31207 Remove warn_builtin_macro_redefined overwrite.
31209 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31211 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
31212 flag_non_call_exceptions compatibility.
31214 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31217 * dwarf2out.c (add_child_die_after): New function.
31218 (dwarf_qual_info_t): New type.
31219 (dwarf_qual_info): New variable.
31220 (qualified_die_p): New function.
31221 (modified_type_die): For -fdebug-types-section, ensure
31222 canonical order of qualifiers. Put qualified DIEs adjacent
31223 to the corresponding non-qualified type DIE and search there
31224 for existing qualified DIEs.
31226 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31228 * doc/extend.texi (scalar_storage_order type attribute): Document
31229 restriction on type punning and aliasing, and remove future tense.
31231 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
31234 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
31237 2016-01-21 Jeff Law <law@redhat.com>
31239 PR middle-end/69347
31240 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
31241 useless call to record_temporary_equivalences.
31242 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
31243 allocate 10 slots in the bb_path vector and let it grow as needed.
31244 (fsm_find_control_statement_thread_paths): Similarly for the next_path
31247 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
31249 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
31251 * configure: Regenerate.
31253 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
31255 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
31256 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
31258 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
31260 PR middle-end/66178
31261 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
31262 drop EXPAND_INITIALIZER.
31263 * rtl.h (contains_symbolic_reference_p): Declare.
31264 * rtlanal.c (contains_symbolic_reference_p): New function.
31265 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
31266 a subtraction into a NOT if symbolic constants are involved.
31268 2016-01-21 Anton Blanchard <anton@samba.org>
31269 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31272 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
31274 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
31277 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
31279 * config/microblaze/microblaze.c
31280 (get_branch_target): New.
31281 (insert_wic_for_ilb_runout): New.
31283 (microblaze_machine_dependent_reorg): New.
31284 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
31285 * config/microblaze/microblaze.md
31286 (UNSPEC_IPREFETCH): Define.
31287 (iprefetch): New pattern
31288 * config/microblaze/microblaze.opt
31289 (mxl-prefetch): New flag.
31291 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
31293 * config/microblaze/microblaze.h
31294 (FIXED_REGISTERS): Update in macro.
31295 (CALL_USED_REGISTERS): Update in macro.
31297 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
31299 PR rtl-optimization/68920
31300 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
31303 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
31305 PR rtl-optimization/68990
31306 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
31307 pseudo instead of inheritance ones.
31309 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
31310 Nick Clifton <nickc@redhat.com>
31314 * config/mips/mips.c (mips_compute_frame_info): Initialise
31315 args_size and hard_frame_pointer_offset fields of the frame
31316 structure before calling mips_global_pointer.
31318 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
31320 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
31322 * configure: Regenerate.
31324 2016-01-21 Richard Biener <rguenther@suse.de>
31326 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
31328 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
31330 * config/s390/s390.c (s390_asm_declare_function_size): Add code
31331 to actually emit the .size directive.
31333 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
31334 Jakub Jelinek <jakub@redhat.com>
31338 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
31339 args array size by one to avoid buffer overflow.
31341 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
31343 * config/s390/s390.md (pool_section_start): Use switch_to_section
31344 to select proper read-only data section instead of hardcoding
31346 (pool_section_end): Use switch_to_section to match the above.
31348 2016-01-21 Richard Biener <rguenther@suse.de>
31350 PR tree-optimization/69378
31351 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
31352 (set_ssa_val_to): Use it for dominance checks taking into
31353 account not executable edges.
31355 2016-01-21 Jakub Jelinek <jakub@redhat.com>
31358 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
31359 for bitsize instead of GET_MODE_PRECISION (mode).
31361 2016-01-20 Martin Sebor <msebor@redhat.com>
31364 * extend.texi (__sync Builtins): Clarify the semantics of
31365 __sync_fetch_and_OP built-ins on pointers.
31366 (__atomic Builtins): Same.
31368 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31369 Sebastian Pop <s.pop@samsung.com>
31371 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
31372 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
31373 (is_valid_rename): Same.
31374 (translate_isl_ast_to_gimple::get_rename): Same.
31375 (translate_isl_ast_to_gimple::rename_all_uses): Same.
31376 (translate_isl_ast_to_gimple::rename_uses): Same.
31377 (get_new_name): Check for close_phi nodes.
31378 (copy_loop_phi_args): Use phi_node_kind.
31379 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
31380 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
31382 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31383 Sebastian Pop <s.pop@samsung.com>
31385 Revert commit r229783.
31386 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
31387 Remove use of parameter_rename_map.
31388 (copy_def): Remove.
31389 (copy_internal_parameters): Remove.
31390 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
31391 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
31392 (free_sese_info): Do not free parameter_rename_map.
31393 (set_rename): Do not use parameter_rename_map.
31394 (rename_uses): Update call to set_rename.
31395 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
31396 * sese.h (parameter_rename_map_t): Remove.
31397 (struct sese_info_t): Remove field parameter_rename_map.
31399 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31400 Sebastian Pop <s.pop@samsung.com>
31402 * graphite-isl-ast-to-gimple.c: Fix comment.
31403 * graphite-scop-detection.c (defined_in_loop_p): New.
31404 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
31405 names defined in loop.
31407 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31408 Sebastian Pop <s.pop@samsung.com>
31410 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
31411 Discard unstructured if-then-else regions.
31413 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31414 Sebastian Pop <s.pop@samsung.com>
31416 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
31417 (cleanup_loop_iter_dom): Remove.
31418 (build_loop_iteration_domains): Remove.
31419 (build_scop_context): Remove.
31420 (build_scop_iteration_domain): Remove.
31421 (add_loop_constraints): New.
31422 (build_iteration_domains): New.
31423 (build_poly_scop): Call build_iteration_domains.
31425 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31426 Sebastian Pop <s.pop@samsung.com>
31428 * graphite-scop-detection.c
31429 (scop_detection::harmful_loop_in_region): Free dom and loops.
31430 (scop_detection::loop_body_is_valid_scop): Free bbs.
31432 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31433 Sebastian Pop <s.pop@samsung.com>
31435 * graphite-scop-detection.c (record_loop_in_sese): New.
31436 (gather_bbs::before_dom_children): Call record_loop_in_sese.
31437 (build_scops): Remove call to build_sese_loop_nests.
31438 * sese.c (sese_record_loop): Remove.
31439 (build_sese_loop_nests): Remove.
31440 (new_sese_info): Remove region->loops.
31441 (free_sese_info): Same.
31442 * sese.h (sese_contains_loop): Same.
31443 (build_sese_loop_nests): Remove.
31444 (sese_contains_loop): Remove.
31446 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31447 Sebastian Pop <s.pop@samsung.com>
31449 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
31450 loop_is_valid_in_scop.
31451 (scop_detection::harmful_stmt_in_region): Renamed
31452 harmful_loop_in_region.
31453 Call loop_is_valid_in_scop.
31455 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31456 Sebastian Pop <s.pop@samsung.com>
31458 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
31461 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31462 Sebastian Pop <s.pop@samsung.com>
31464 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
31465 * graphite.h (struct poly_bb): Remove field is_reduction.
31466 (PBB_IS_REDUCTION): Remove.
31468 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31469 Sebastian Pop <s.pop@samsung.com>
31471 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
31472 (add_pdr_constraints): Same.
31473 (scop_get_reads): Same.
31474 (scop_get_must_writes): Same.
31475 (scop_get_may_writes): Same.
31476 (scop_get_original_schedule): Same.
31477 (extend_schedule): Same.
31478 (apply_schedule_on_deps): Same.
31479 (carries_deps): Same.
31480 (compute_deps): Same.
31481 (scop_get_dependences): Same.
31482 * graphite-isl-ast-to-gimple.c
31483 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
31484 * graphite-optimize-isl.c (get_schedule_for_band): Same.
31485 (get_schedule_for_band_list): Same.
31486 (get_schedule_map): Same.
31487 (apply_schedule_map_to_scop): Same.
31488 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
31489 (build_loop_iteration_domains): Same.
31490 (add_condition_to_pbb): Same.
31491 (add_param_constraints): Same.
31492 (pdr_add_memory_accesses): Same.
31493 (pdr_add_data_dimensions): Same.
31495 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
31497 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
31500 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
31502 * common.opt (feliminate-dwarf2-dups): Replace references to
31503 "DWARF 2" with just "DWARF".
31504 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
31505 * doc/extend.texi: Likewise.
31506 * doc/cpp.texi: Likewise.
31507 * doc/invoke.texi: Likewise.
31508 (Option Summary): Add -gdwarf to list of Debugging Options.
31509 (Debugging Options): Document -gdwarf.
31510 * doc/contrib.texi: Spell "DWARF" like that.
31512 2016-01-21 Jakub Jelinek <jakub@redhat.com>
31514 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
31515 warning. Fix up formatting.
31517 PR middle-end/67653
31518 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
31519 attempt to mark memory input operand addressable and
31520 call prepare_gimple_addressable in that case. Don't adjust
31521 input_location for diagnostics, use error_at instead.
31523 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
31525 * config/rs6000/ppc-auxv.h: New file.
31526 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
31527 (cpu_is): Likewise.
31528 (cpu_supports): Likewise.
31529 * config/rs6000/rs6000.c: include "ppc-auxv.h".
31530 (cpu_is_info): New variable.
31531 (cpu_supports_info): Likewise.
31532 (tcb_verification_symbol): Likewise.
31533 (cpu_builtin_p): Likewise.
31534 (cpu_expand_builtin): New function.
31535 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
31536 (rs6000_init_builtins): Likewise.
31537 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
31538 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
31539 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
31540 * configure: Regenerate.
31541 * config.in: Likewise.
31542 * doc/extend.texi (PowerPC Built-in Functions): Document
31543 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
31545 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
31548 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
31550 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
31553 2016-01-20 Richard Henderson <rth@redhat.com>
31559 * tree.c (tm_define_builtin): New.
31560 (find_tm_vector_type): New.
31561 (build_tm_vector_builtins): New.
31562 (build_common_builtin_nodes): Call it.
31564 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
31566 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
31567 (arm_fp_ok): Likewise.
31568 (arm_fp): Likewise.
31569 (arm_crypto): Likewise.
31571 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
31572 Richard Biener <rguenther@suse.de>
31574 PR tree-optimization/69328
31575 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
31576 vectors have same number of elements.
31577 (vectorizable_condition): Fix masked version recognition.
31579 2016-01-20 Richard Biener <rguenther@suse.de>
31581 PR tree-optimization/69345
31582 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
31583 (VN_INFO_PTR_INFO): Likewise.
31584 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
31585 info when it is equal between non-dominating SSA names.
31586 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
31587 Make sure to look at original SSA infos.
31589 2016-01-20 Jeff Law <law@redhat.com>
31592 * config/m68k/predicates.md (pow2_m1_operand): New predicate
31594 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
31595 (pc_or_label_operand): New predicate.
31596 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
31597 tests for small integers that are 2^n - 1.
31599 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
31601 * doc/invoke.texi (Options Summary): Add '.' after @xref.
31603 2016-01-19 Jeff Law <law@redhat.com>
31605 PR middle-end/69347
31606 * tree-ssa-threadbackwards.c
31607 (fsm_find_control_statement_thread_paths): Do not try to lookup
31608 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
31610 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
31612 * doc/lto.texi: Remove text that says only Gold has linker plugin
31615 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
31617 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
31618 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
31619 the DIE accordingly.
31620 (modified_type_die): Add REVERSE parameter and pass it recursively,
31621 as well as to base_type_die. Adjust presence check accordingly.
31622 (base_type_for_mode): Adjust call to modified_type_die.
31623 (add_type_attribute): Add REVERSE parameter and pass it to
31625 (generic_parameter_die): Adjust call to add_type_attribute.
31626 (add_scalar_info): Likewise.
31627 (add_subscript_info): Likewise.
31628 (gen_array_type_die): Likewise.
31629 (gen_descr_array_type_die): Likewise.
31630 (gen_entry_point_die): Likewise.
31631 (gen_enumeration_type_die): Likewise.
31632 (gen_formal_parameter_die): Likewise.
31633 (gen_subprogram_die): Likewise.
31634 (gen_variable_die ): Likewise.
31635 (gen_const_die): Likewise.
31636 (gen_field_die): Likewise.
31637 (gen_pointer_type_die): Likewise.
31638 (gen_reference_type_die): Likewise.
31639 (gen_ptr_to_mbr_type_die): Likewise.
31640 (gen_inheritance_die): Likewise.
31641 (gen_subroutine_type_die): Likewise.
31642 (gen_typedef_die): Likewise.
31643 (force_type_die): Adjust call to modified_type_die.
31645 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
31647 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
31648 flow throughout the file. Fix broken link to Objective-C 2.0
31650 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
31653 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31655 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
31657 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31660 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
31661 (maybe_record_node): Record cxa_pure_virtual as the only possible
31662 target if there are not ohter candidates.
31663 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
31665 2016-01-19 Richard Biener <rguenther@suse.de>
31667 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
31668 (get_memory_order): Likewise.
31670 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
31672 * tree-vect-stmts.c (vectorizable_store): Check
31675 2016-01-19 David Malcolm <dmalcolm@redhat.com>
31678 * gcc.c (driver::decode_argv): Add call to
31679 init_opts_obstack before init_options_struct.
31680 * opts.c (init_opts_obstack): Remove idempotency.
31681 (init_options_struct): Replace call to init_opts_obstack
31682 with a gcc_assert to verify that it has already been called.
31683 * toplev.c (toplev::main): Add call to init_opts_obstack before
31684 calls to init_options_struct.
31685 (toplev::finalize): Move cleanup of opts_obstack next to
31686 cleanup of save_decoded_options, clearing the latter, and
31687 save_decoded_options_count.
31689 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31692 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
31693 attribute to unconditional. Remove %? from output template.
31695 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31696 Jiong Wang <jiong.wang@arm.com>
31698 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
31699 generated from different expand order.
31701 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31703 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
31704 Add support for CCMP costing.
31706 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31708 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
31709 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
31710 (fccmpe<mode>): Likewise.
31711 (fcmp): Rename to fcmp and globalize pattern.
31713 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
31714 (aarch64_gen_ccmp_next): Add FP support.
31716 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31718 * target.def (gen_ccmp_first): Update documentation.
31719 (gen_ccmp_next): Likewise.
31720 * doc/tm.texi (gen_ccmp_first): Update documentation.
31721 (gen_ccmp_next): Likewise.
31722 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
31723 expand_ccmp_expr_1. Improve comments.
31724 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
31725 (ccmp_ior<mode>): Remove pattern.
31726 (cmp<mode>): Remove expand.
31727 (cmp): Globalize pattern.
31728 (cstorecc4): Use cc_register.
31729 (mov<mode>cc): Remove ccmp_cc_register check.
31730 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
31731 Simplify after removal of CC_DNE/* modes.
31732 (aarch64_ccmp_mode_to_code): Remove.
31733 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
31734 In 'k' case use integer as condition.
31735 (aarch64_nzcv_codes): Remove inverted cases.
31736 (aarch64_code_to_ccmode): Remove.
31737 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
31738 comparison with CC register to be used in folowing CCMP/branch/CSEL.
31739 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
31740 pattern. Return the comparison with CC register. Invert conditions
31741 when bitcode is OR.
31742 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
31743 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
31745 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31747 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
31748 instrumented_version.
31750 2016-01-19 Richard Biener <rguenther@suse.de>
31752 PR tree-optimization/69336
31753 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
31754 handled components with get_ref_base_and_extent.
31755 (equal_mem_array_ref_p): Adjust.
31757 2016-01-19 Jakub Jelinek <jakub@redhat.com>
31760 * shrink-wrap.c: Include valtrack.h.
31761 (move_insn_for_shrink_wrap): Add DEBUG argument. If
31762 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
31763 in between insn and where it will be moved to. Call
31764 dead_debug_insert_temp.
31765 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
31766 first and dead_debug_local_finish at the end.
31767 For uses and defs bitmap, handle all regs in between REGNO and
31768 END_REGNO, not just the first one.
31770 2016-01-19 Richard Biener <rguenther@suse.de>
31772 PR tree-optimization/69352
31773 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
31774 (equal_mem_array_ref_p): Constrain size and max size properly.
31775 Compare the reverse flag.
31777 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
31779 * ira.c (ira): Update regstat data if we deleted insns.
31781 2016-01-19 Jakub Jelinek <jakub@redhat.com>
31783 PR rtl-optimization/68955
31784 PR rtl-optimization/64557
31785 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
31786 here. Fix up formatting.
31787 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
31789 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31792 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
31793 assume that the node has body.
31794 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
31797 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31799 * lto-streamer-out.c (lto_output): Do not stream instrumentation
31802 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31804 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
31805 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
31807 2016-01-19 Martin Jambor <mjambor@suse.cz>
31808 Martin Liska <mliska@suse.cz>
31809 Michael Matz <matz@suse.de>
31811 * Makefile.in (OBJS): Add new source files.
31812 (GTFILES): Add hsa.c.
31813 * common.opt (disable_hsa): New variable.
31814 (-Whsa): New warning.
31815 * config.in (ENABLE_HSA): New.
31816 * configure.ac: Treat hsa differently from other accelerators.
31817 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
31818 $enable_offloading.
31819 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
31820 * doc/install.texi (Configuration): Document --with-hsa-runtime,
31821 --with-hsa-runtime-include, --with-hsa-runtime-lib and
31822 --with-hsa-kmt-lib.
31823 * doc/invoke.texi (-Whsa): Document.
31824 (hsa-gen-debug-stores): Likewise.
31825 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
31826 to invoke offload compiler for hsa acclerator.
31827 * opts.c (common_handle_option): Determine whether HSA offloading
31828 should be performed.
31829 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
31830 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
31831 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
31832 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
31833 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
31834 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
31835 GF_OMP_FOR_KIND_GRID_LOOP.
31836 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
31837 (pp_gimple_stmt_1): Likewise.
31838 * gimple-walk.c (walk_gimple_stmt): Likewise.
31839 * gimple.c (gimple_build_omp_grid_body): New function.
31840 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
31841 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
31842 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
31843 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
31844 GF_OMP_TEAMS_GRID_PHONY.
31845 (gimple_statement_omp_single_layout): Updated comments.
31846 (gimple_build_omp_grid_body): New function.
31847 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
31848 (gimple_omp_for_grid_phony): New function.
31849 (gimple_omp_for_set_grid_phony): Likewise.
31850 (gimple_omp_parallel_grid_phony): Likewise.
31851 (gimple_omp_parallel_set_grid_phony): Likewise.
31852 (gimple_omp_teams_grid_phony): Likewise.
31853 (gimple_omp_teams_set_grid_phony): Likewise.
31854 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
31855 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
31856 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
31857 (BUILT_IN_GOMP_TARGET): Updated type.
31858 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
31859 (adjust_for_condition): New function.
31860 (get_omp_for_step_from_incr): Likewise.
31861 (extract_omp_for_data): Moved parts to adjust_for_condition and
31862 get_omp_for_step_from_incr.
31863 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
31864 (fixup_child_record_type): Bail out if receiver_decl is NULL.
31865 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
31866 (scan_omp_parallel): Do not create child functions for phony
31868 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
31869 (scan_omp_1_op): Checking assert we are not remapping to
31870 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
31871 (parallel_needs_hsa_kernel_p): New function.
31872 (expand_parallel_call): Register apprpriate parallel child
31873 functions as HSA kernels.
31874 (grid_launch_attributes_trees): New type.
31875 (grid_attr_trees): New variable.
31876 (grid_create_kernel_launch_attr_types): New function.
31877 (grid_insert_store_range_dim): Likewise.
31878 (grid_get_kernel_launch_attributes): Likewise.
31879 (get_target_argument_identifier_1): Likewise.
31880 (get_target_argument_identifier): Likewise.
31881 (get_target_argument_value): Likewise.
31882 (push_target_argument_according_to_value): Likewise.
31883 (get_target_arguments): Likewise.
31884 (expand_omp_target): Call get_target_arguments instead of looking
31885 up for teams and thread limit.
31886 (grid_expand_omp_for_loop): New function.
31887 (grid_arg_decl_map): New type.
31888 (grid_remap_kernel_arg_accesses): New function.
31889 (grid_expand_target_kernel_body): New function.
31890 (expand_omp): Call it.
31891 (lower_omp_for): Do not emit phony constructs.
31892 (lower_omp_taskreg): Do not emit phony constructs but create for them
31893 a temporary variable receiver_decl.
31894 (lower_omp_taskreg): Do not emit phony constructs.
31895 (lower_omp_teams): Likewise.
31896 (lower_omp_grid_body): New function.
31897 (lower_omp_1): Call it.
31898 (grid_reg_assignment_to_local_var_p): New function.
31899 (grid_seq_only_contains_local_assignments): Likewise.
31900 (grid_find_single_omp_among_assignments_1): Likewise.
31901 (grid_find_single_omp_among_assignments): Likewise.
31902 (grid_find_ungridifiable_statement): Likewise.
31903 (grid_target_follows_gridifiable_pattern): Likewise.
31904 (grid_remap_prebody_decls): Likewise.
31905 (grid_copy_leading_local_assignments): Likewise.
31906 (grid_process_kernel_body_copy): Likewise.
31907 (grid_attempt_target_gridification): Likewise.
31908 (grid_gridify_all_targets_stmt): Likewise.
31909 (grid_gridify_all_targets): Likewise.
31910 (execute_lower_omp): Call grid_gridify_all_targets.
31911 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
31912 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
31913 (tree_omp_clause): Added union field dimension.
31914 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
31915 * tree.c (omp_clause_num_ops): Added number of arguments of
31916 OMP_CLAUSE__GRIDDIM_.
31917 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
31918 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
31919 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
31920 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
31921 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
31922 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
31923 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
31924 * tree-pass.h (make_pass_gen_hsail): Declare.
31925 (make_pass_ipa_hsa): Likewise.
31926 * ipa-hsa.c: New file.
31927 * lto-section-in.c (lto_section_name): Add hsa section name.
31928 * lto-streamer.h (lto_section_type): Add hsa section.
31929 * timevar.def (TV_IPA_HSA): New.
31930 * hsa-brig-format.h: New file.
31931 * hsa-brig.c: New file.
31932 * hsa-dump.c: Likewise.
31933 * hsa-gen.c: Likewise.
31936 * toplev.c (compile_file): Call hsa_output_brig.
31937 * hsa-regalloc.c: New file.
31939 2016-01-18 Jeff Law <law@redhat.com>
31941 PR tree-optimization/69320
31942 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
31943 ranged object, do nothing if the RHS constant is not [0..1].
31944 (optimize_stmt): Comparing a boolean ranged object against a
31945 constant outside [0..1] results in a compile-time constant.
31947 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
31950 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
31952 * doc/invoke.texi (Invoking GCC): Add new section to menu.
31953 (Option Summary): Update to reflect new section and moved options.
31954 (C++ Dialect Options): Move -fstats to new section.
31955 (Debugging Options): Move all dump, statistics, and other GCC
31956 developer options to new section. Rewrite section introduction
31957 and re-order remaining options to put the more basic ones first.
31958 (Optimization Options): Move -fira-verbose and -flto-report* to
31960 (Developer Options): New section incorporating moved options.
31961 * doc/cppopts.texi (-dM): Update cross-reference.
31963 2016-01-18 Richard Henderson <rth@redhat.com>
31966 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
31967 operands to pseudo only if CSE is expected. Split long immediate
31968 operands only after reload, and for the stack pointer.
31969 (*add<GPI>3_pluslong): Remove.
31970 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
31971 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
31972 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
31973 (*add<GPI>3 peepholes): New.
31974 (*add<GPI>3 splitters): New.
31975 * config/aarch64/constraints.md (Upl): New.
31976 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
31978 2016-01-18 Richard Biener <rguenther@suse.de>
31980 PR tree-optimization/69297
31981 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
31983 (vect_bb_vectorization_profitable_p): Clear visited flag again.
31985 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
31987 PR middle-end/68542
31988 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
31989 of mixind vector and scalar types.
31990 (fold_relational_const): Add handling of vector
31991 comparison with boolean result.
31992 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
31993 comparison of vector operands with boolean result for EQ/NE only.
31994 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
31995 (verify_gimple_cond): Likewise.
31996 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
31999 2016-01-18 Joseph Myers <joseph@codesourcery.com>
32001 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
32004 2016-01-18 Richard Biener <rguenther@suse.de>
32006 PR middle-end/69308
32007 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
32009 2016-01-18 Tom de Vries <tom@codesourcery.com>
32011 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
32013 2016-01-18 Tom de Vries <tom@codesourcery.com>
32015 * omp-low.c (set_oacc_fn_attrib): Make extern.
32016 * omp-low.h (set_oacc_fn_attrib): Declare.
32017 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
32018 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
32019 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
32020 Add and handle function parameter oacc_kernels_p.
32021 (find_reduc_addr, get_omp_data_i_param): New function.
32022 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
32023 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
32024 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
32025 Calculate dominance info. Skip loops that are not in a kernels region
32026 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
32027 (pass_parallelize_loops::execute): Call parallelize_loops with
32028 oacc_kernels_p argument.
32029 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
32030 New member function.
32031 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
32032 * passes.def: Add argument to pass_parallelize_loops instantation.
32034 2016-01-18 Tom de Vries <tom@codesourcery.com>
32036 * tree-parloops.c (pass_parallelize_loops::execute): Allow
32037 pass_parallelize_loops to be run outside the loop pipeline.
32039 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32041 * tree-scalar-evolution.c (follow_copies_to_constant): New.
32042 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
32044 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32047 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
32048 using get_ref_base_and_extent.
32049 (equal_mem_array_ref_p): New.
32050 (hashable_expr_equal_p): Add call to previous.
32052 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32055 * tree-sra.c (disqualified_constants, constant_decl_p): New.
32056 (sra_initialize): Allocate disqualified_constants.
32057 (sra_deinitialize): Free disqualified_constants.
32058 (disqualify_candidate): Update disqualified_constants when appropriate.
32059 (create_access): Scan for constant-pool entries as we go along.
32060 (scalarizable_type_p): Add check against type_contains_placeholder_p.
32061 (maybe_add_sra_candidate): Allow constant-pool entries.
32062 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
32063 (initialize_constant_pool_replacements): New.
32064 (sra_modify_assign): Avoid mangling assignments created by previous,
32065 and don't generate writes into constant pool.
32066 (sra_modify_function_body): Call initialize_constant_pool_replacements.
32068 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
32070 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
32071 andnot instruction.
32072 (scalar_chain::convert_op): Likewise.
32073 * config/i386/i386.md (*andndi3_doubleword): New.
32075 2016-01-18 Richard Biener <rguenther@suse.de>
32077 PR tree-optimization/69170
32078 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
32079 building a vector from scalar results of a pattern stmt.
32081 2016-01-18 Jakub Jelinek <jakub@redhat.com>
32083 * haifa-sched.c (autopref_multipass_init): Work around
32084 -Wmaybe-uninitialized warning.
32086 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
32088 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
32089 against the constant 0.
32091 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32093 PR tree-optimization/68799
32094 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
32095 look up phi candidates in the statement-candidate map.
32096 (phi_add_costs): Likewise.
32097 (record_phi_increments): Likewise.
32098 (phi_incr_cost): Likewise.
32099 (ncd_with_phi): Likewise.
32100 (all_phi_incrs_profitable): Likewise.
32102 2016-01-17 Jakub Jelinek <jakub@redhat.com>
32104 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
32105 -Wmaybe-uninitialized warning.
32107 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
32109 * doc/invoke.texi (Invoking GCC): Add new section to menu.
32110 (Option Summary): Update to reflect new section and moved options.
32111 (C++ Dialect Options): Move -fvtable-verify and related options.
32112 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
32113 and profiling-related options.
32114 (Optimization Options): Move profile generation options and
32115 -fstack-protector and related options.
32116 (Instrumentation Options): New section incorporating moved options.
32117 (Code Generation Options): Move -finstrument-functions and
32118 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
32120 2016-01-16 Tom de Vries <tom@codesourcery.com>
32122 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
32124 2016-01-16 Tom de Vries <tom@codesourcery.com>
32126 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
32128 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
32130 * hash-table.h (hash_table::empty): Turn into an inline wrapper
32131 that checks whether the table is already empty. Rename the
32132 original implementation to...
32133 (hash_table::empty_slot): ...this new private function.
32135 2016-01-15 David Malcolm <dmalcolm@redhat.com>
32137 PR diagnostic/68899
32138 * diagnostic-show-locus.c (layout::print_source_line): Move x
32139 offset of line until after call to
32140 get_line_width_without_trailing_whitespace.
32142 2016-01-15 Jeff Law <law@redhat.com>
32144 PR tree-optimization/69270
32145 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
32146 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
32147 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
32148 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
32149 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
32150 ssa_name_has_boolean_range and constant_boolean_node.
32152 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
32154 PR rtl-optimization/69030
32155 * lra-spills.c (remove_pseudos): Check nrefs and make the function
32157 (spill_pseudos): Delete debug insn for dead pseudo.
32158 (lra_spill): Initiate spill_hard_reg and slots memory separately.
32160 2016-01-15 Jiong Wang <jiong.wang@arm.com>
32162 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
32164 (TYPES_UNOPUS): Likewise.
32165 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
32166 builtin type, from UNOP to UNOPUS.
32167 (lbtruncuv4sf): Likewise.
32168 (lbtruncuv2df): Likewise.
32169 (lrounduv2sf): Likewise.
32170 (lrounduv4sf): Likewise.
32171 (lrounduv2df): Likewise.
32172 (lroundusf): Likewise.
32173 (lroundusf): Likewise.
32174 (lceiluv2sf): Likewise.
32175 (lceiluv4sf): Likewise.
32176 (lceiluv2df): Likewise.
32177 (lceilusf): Likewise.
32178 (lceiludf): Likewise.
32179 (lflooruv2sf): Likewise.
32180 (lflooruv4sf): Likewise.
32181 (lflooruv2df): Likewise.
32182 (lfloorusf): Likewise.
32183 (lfloorudf): Likewise.
32184 (lfrintnuv2sf): Likewise.
32185 (lfrintnuv4sf): Likewise.
32186 (lfrintnuv2df): Likewise.
32187 (lfrintnusf): Likewise.
32188 (lfrintnudf): Likewise.
32189 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
32191 (vcvtq_u32_f32): Likewise.
32192 (vcvtq_u64_f64): Likewise.
32193 (vcvta_u32_f32): Likewise.
32194 (vcvtaq_u32_f32): Likewise.
32195 (vcvtaq_u64_f64): Likewise.
32196 (vcvtm_u32_f32): Likewise.
32197 (vcvtmq_u32_f32): Likewise.
32198 (vcvtmq_u64_f64): Likewise.
32199 (vcvtn_u32_f32): Likwise.
32200 (vcvtnq_u32_f32): Likewise.
32201 (vcvtnq_u64_f64): Likewise.
32202 (vcvtp_u32_f32): Likewise.
32203 (vcvtpq_u32_f32): Likewise.
32204 (vcvtpq_u64_f64): Likewise.
32205 (vcvtmd_u64_f64): Likewise.
32206 (vcvtms_u32_f32): Likewise.
32207 (vcvtad_u64_f64): Likewise.
32208 (vcvtas_u32_f32): Likewise.
32209 (vcvtnd_u64_f64): Likewise.
32210 (vcvtns_u32_f32): Likewise.
32211 (vcvtpd_u64_f64): Likewise.
32212 (vcvtps_u32_f32): Likewise.
32214 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32216 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
32217 CSEL of zero_extended registers.
32219 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32221 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
32222 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
32224 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32226 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
32227 false when argument string is not found in the attributes table
32230 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
32233 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
32234 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
32235 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
32236 precision estimate.
32238 2016-01-15 Richard Biener <rguenther@suse.de>
32240 PR tree-optimization/66856
32241 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
32242 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
32243 (vect_create_new_slp_node): Increment stmt reference count.
32244 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
32245 an SLP tree before swapping operands.
32246 (vect_build_slp_tree): Likewise.
32247 (destroy_bb_vec_info): Free stmt info after SLP instances.
32248 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
32249 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
32250 (STMT_VINFO_NUM_SLP_USES): New macro.
32252 2016-01-15 Richard Biener <rguenther@suse.de>
32255 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
32256 (add_linkage_name): ... here.
32257 (gen_typedef_die): Use add_linkage_name_raw instead of
32258 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
32261 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
32263 * gimplify.c (oacc_default_clause): Decode reference and pointer
32264 types for both kernels and parallel regions.
32266 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
32268 PR middle-end/69246
32269 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
32271 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
32273 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
32274 (convert_scalars_to_vector): Likewise.
32276 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
32278 * doc/extend.texi (Type Traits): Fix grammar.
32280 2016-01-15 Martin Jambor <mjambor@suse.cz>
32282 * tree-inline.c (remap_decl): Use existing dclarations if
32283 remapping a type and prevent_decl_creation_for_types.
32284 (replace_locals_stmt): Do an initial remapping of non-VLA typed
32285 decls first. Do real remapping with
32286 prevent_decl_creation_for_types set.
32287 * tree-inline.h (copy_body_data): New field
32288 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
32291 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
32293 * config/s390/s390.opt (mmvcle): More verbose help text.
32295 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
32297 * config/s390/s390.opt: Add period to -mzvector option text.
32299 2016-01-15 Richard Biener <rguenther@suse.de>
32301 PR tree-optimization/68961
32302 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
32303 of invariants in stores again.
32305 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
32307 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
32309 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
32311 * config/i386/i386.c (ix86_expand_branch): Don't split
32312 DI mode xor instruction to SI mode.
32314 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
32317 * ipa-icf.c (sem_function::merge): Virtual functions may become
32318 reachable even if they address is not taken and there are no
32321 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
32323 * lto-streamer-out.c (subtract_estimated_size): New function.
32324 (get_symbol_initial_value): Use it.
32326 2016-01-15 Christian Bruel <christian.bruel@st.com>
32329 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
32330 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
32331 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
32332 use add_builtin_function_ext_scope instead of add_builtin_function.
32333 (neon_set_p, neon_crypto_set_p): Remove.
32334 (arm_init_builtins): Always call arm_init_neon_builtins and
32335 arm_init_crypto_builtins.
32336 (arm_expand_builtin): Check that builtins are allowed for the arch.
32337 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
32338 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
32339 arm_init_neon_builtins call.
32341 2016-01-15 Richard Biener <rguenther@suse.de>
32343 PR tree-optimization/69117
32344 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
32345 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
32346 of the leader conservatively.
32347 (free_scc_vn): Restore original SSA name infos.
32349 2016-01-14 Jeff Law <law@redhat.com>
32351 PR tree-optimization/69270
32352 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
32353 single bit of precision, verify it's also unsigned.
32354 (record_edge_info): Use constant_boolean_node rather than fold_convert
32355 to convert boolean_true/boolean_false to the right type.
32357 2016-01-14 Richard Henderson <rth@redhat.com>
32360 * loop-doloop.c (record_reg_sets): New.
32361 (doloop_optimize): Reject the transform if the sequence
32362 clobbers registers live at the end of the loop block.
32363 (doloop_optimize_loops): Enable df_live if needed.
32365 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
32367 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
32368 * config/rs6000/rs6000.c: Likewise.
32369 * config/rs6000/rs6000.h: Likewise.
32370 * config/rs6000/rs6000.md: Likewise.
32371 * doc/extend.texi: Likewsie.
32373 2016-01-14 Jeff Law <law@redhat.com>
32375 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
32378 2016-01-14 Richard Henderson <rth@redhat.com>
32382 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
32383 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
32384 instead of builtin_decl_declared_p to test for declaration.
32386 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
32388 * doc/loop.texi (Loop Analysis and Representation): Document
32389 loop_depth function.
32391 2016-01-14 Tom de Vries <tom@codesourcery.com>
32393 PR tree-optimization/68773
32394 * omp-low.c (expand_omp_target): Don't set force_output.
32395 * varpool.c (varpool_node::get_create): Same.
32396 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
32397 offload_funcs with force_output.
32399 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32402 * lra-eliminations.c (move_plus_up): Don't change anything if either
32403 the outer or inner subreg mode is not MODE_INT.
32404 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
32405 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
32407 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
32409 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
32410 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
32411 reduc_uplus_@var{m}): Remove.
32412 * expr.c (expand_expr_real_2): Remove expansion path for
32413 reduc_[us](min|max|plus) optabs.
32414 * optabs-tree.c (scalar_reduc_to_vector): Remove.
32415 * optabs-tree.h (scalar_reduc_to_vector): Remove.
32416 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
32417 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
32418 * tree-vect-loop.c (vectorizable_reduction): Remove test for
32419 reduc_[us](min|max|plus) optabs.
32421 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
32423 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
32424 (reduc_plus_scal_v2sf): New.
32425 (reduc_smax_v2sf): Rename to...
32426 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
32427 (reduc_smin_v2sf): Rename to...
32428 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
32430 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
32432 * alias.c (compare_base_symbol_refs): New function.
32433 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
32436 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32438 PR middle-end/68146
32439 PR tree-optimization/69155
32440 * tree-complex.c: Include cfganal.h.
32441 (phis_to_revisit): New variable.
32442 (extract_component): Add phiarg_p argument. Assert that returned
32443 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
32444 (update_phi_components): Partly rewrite to use loop over real/imag
32445 components instead of code duplication. If extract_component returns
32446 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
32447 create_tmp_reg into the PHI node instead, and mention the phi triplet
32448 in phis_to_revisit.
32449 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
32450 in phis_to_revisit at the end.
32452 2016-01-14 Richard Biener <rguenther@suse.de>
32454 PR tree-optimization/68060
32455 * tree-vect-loop.c (vect_is_simple_reduction): Check the
32456 outer loop reduction is only used in the inner loop before
32457 detecting a double reduction.
32459 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32462 * combine.c (expand_field_assignment): Punt if compute_mode is
32463 unsupported scalar mode.
32465 2016-01-14 Richard Biener <rguenther@suse.de>
32467 PR tree-optimization/66856
32468 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
32469 SLP node only if it built successfully.
32470 (vect_analyze_slp_instance): Adjust.
32472 2016-01-14 Jeff Law <law@redhat.com>
32474 PR tree-optimization/69270
32475 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
32476 (record_edge_info): Use it. Convert boolean_{true,false}_node
32477 to the type of op0.
32479 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
32482 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
32483 use block_ultimate_origin
32484 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
32486 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
32488 * doc/invoke.texi (Submodel Options): Rename section to
32489 "Machine-Dependent Options" to better reflect its content.
32490 Rewrite introductory text to remove archaic CPU names.
32493 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
32495 * doc/invoke.texi (Code Gen Options): Move section up in file,
32496 before target-specific options. Update menu and option summary
32497 to reflect the new section ordering.
32499 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
32501 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
32502 (C++ Dialect Options): Add cross-reference to -std option.
32503 * doc/standards.texi (C++ Language): Document C++14 support.
32505 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
32507 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
32508 for pack/unpack functions for __ibm128.
32509 (PACK_IF): Likewise.
32510 (UNPACK_IF): Likewise.
32512 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
32513 support for __ibm128 pack/unpack functions.
32514 (rs6000_invalid_builtin): Likewise.
32515 (rs6000_init_builtins): Likewise.
32516 (rs6000_opt_masks): Likewise.
32518 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
32519 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
32521 (RS6000_BTM_COMMON): Likewise.
32523 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
32524 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
32525 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
32526 128-bit floating point. Add support for the double values to be
32527 in Altivec registers for TF/IF packing and unpacking, but restrict
32528 TD packing sub-fields to be FPR registers. Don't allow overlapped
32529 register support for packing. Allow pack inputs to be memory
32530 locations. Don't build generator functions for unpack<mode>_dm
32531 and unpack<mode>_nodm.
32532 (unpack<mode>_dm): Likewise.
32533 (unpack<mode>_nodm): Likewise.
32534 (pack<mode>): Likewise.
32536 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
32537 built-in functions to pack/unpack explicit __ibm128 values.
32538 (__builtin_unpack_ibm128): Likewise.
32540 * doc/extend.texi (PowerPC Built-in Functions): Document
32541 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
32543 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
32546 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
32547 Add new arg loc and pass it down as context.
32548 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
32549 to the location to use for the warning.
32550 (check_function_arguments): New arg loc. All callers changed. Pass
32551 it to check_function_nonnull.
32552 * c-common.h (check_function_arguments): Adjust declaration.
32554 2016-01-13 Jakub Jelinek <jakub@redhat.com>
32556 PR tree-optimization/69156
32557 * gimple.c (validate_type): Removed.
32558 (gimple_builtin_call_types_compatible_p): Use
32559 useless_type_conversion_p instead of validate_type.
32560 * value-prof.c (gimple_stringop_fixed_value): Fold
32561 icall_size to correct type.
32563 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
32565 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
32568 2016-01-13 Richard Henderson <rth@redhat.com>
32571 * target.def (builtin_tm_load, builtin_tm_store): Remove.
32572 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
32573 (ix86_builtin_tm_store): Remove.
32574 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
32575 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
32576 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
32577 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
32578 * doc/tm.texi: Rebuild.
32580 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
32581 (BUILT_IN_TM_MEMCPY_RTWN): New.
32582 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
32583 fallback from vector to integer helpers.
32584 (build_tm_load): Handle vector types directly, instead of
32586 (build_tm_store): Likewise.
32587 (expand_assign_tm): Prepare for register types not handled by
32588 the above. Copy them to memory and use memcpy.
32589 * tree.c (tm_define_builtin): New.
32590 (find_tm_vector_type): New.
32591 (build_tm_vector_builtins): New.
32592 (build_common_builtin_nodes): Call it.
32594 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
32596 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
32597 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
32599 2016-01-13 Tom de Vries <tom@codesourcery.com>
32601 PR tree-optimization/69169
32602 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
32603 handled_struct_type param.
32604 (create_variable_info_for, intra_create_variable_infos): Call
32605 create_variable_info_for_1 with extra arg.
32607 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
32609 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
32610 and "armv8.1-a+crc" entries.
32612 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
32615 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
32616 Change first operand predicate from register_or_constm1_operand
32617 to register_operand.
32618 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
32619 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
32620 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
32621 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
32622 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
32623 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
32624 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
32625 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
32626 comparison with constm1_rtx from vec_prefetch_gen part.
32628 2016-01-13 Richard Biener <rguenther@suse.de>
32630 PR tree-optimization/69013
32631 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
32632 Exchange assert for a test.
32634 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32637 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
32639 2016-01-13 Richard Biener <rguenther@suse.de>
32641 PR tree-optimization/69242
32642 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
32643 assert with a check.
32645 2016-01-13 Richard Biener <rguenther@suse.de>
32647 PR tree-optimization/69186
32648 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
32649 Properly guard vect_update_misalignment_for_peel call.
32651 2016-01-12 Jeff Law <law@redhat.com>
32653 PR tree-optimization/pr67755
32654 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
32655 "need_profile_correction".
32656 (thread_block_1): Initialize new field to false by default. If we
32657 have multiple thread paths through a common joiner to different
32658 final targets, then set new field to true.
32659 (compute_path_counts): Only do count adjustment when it's really
32662 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32664 * doc/invoke.texi (Spec Files): Move section down in file, past
32665 all command-line option descriptions.
32667 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
32669 PR middle-end/54809
32670 * doc/gty.texi: Remove documentation of mark_hook.
32671 * gengtype.c (struct write_types_data): Remove code to support
32672 mark_hook attribute.
32673 (walk_type): Likewise.
32674 (write_func_for_structure): Likewise.
32676 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32678 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
32679 Directory Options, and -specs= to Overall Options.
32680 (Overall Options): Adjust similarly. Reorder to group related
32681 options together. Make -specs= cross-reference the spec file details.
32682 (Directory Options): Adjust similarly.
32684 2016-01-12 Jeff Law <law@redhat.com>
32686 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
32688 2016-01-12 Olivier Hainque <hainque@adacore.com>
32690 * gcc.c (spec_undefvar_allowed): New global.
32691 (process_command): Set to true when running for --version or --help,
32693 (getenv_spec_function): When the variable is not defined, use the
32694 variable name as the variable value if we're allowed not to issue
32697 2016-01-12 Bin Cheng <bin.cheng@arm.com>
32699 PR tree-optimization/68911
32700 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
32701 information computed for expression "init + nit * step".
32703 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32705 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
32706 about name of GCC executable. Remove deleted node from menu.
32707 (Directory Options) <-B>: Remove cross-reference to deleted node.
32708 (Target Options): Delete section.
32710 2016-01-12 Christian Bruel <christian.bruel@st.com>
32713 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
32714 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
32716 2016-01-12 Jakub Jelinek <jakub@redhat.com>
32719 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
32720 aligned_mem is properly set for AVX512-VL floating point masked
32724 * ifcvt.c (cond_exec_process_if_block): When removing the last
32725 insn from then_bb, remove also any possible barriers that follow it.
32727 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
32731 * config/i386/iamcu.h (SIZE_TYPE): New macro.
32732 (PTRDIFF_TYPE): Likewise.
32733 (WCHAR_TYPE): Likewise.
32734 (WCHAR_TYPE_SIZE): Likewise.
32735 (STDINT_LONG32): Likewise.
32737 2016-01-12 Richard Biener <rguenther@suse.de>
32739 PR tree-optimization/69053
32740 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
32741 convert initial value for cond reductions.
32743 2016-01-12 Richard Biener <rguenther@suse.de>
32745 PR tree-optimization/69007
32746 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
32747 widen_sum after dot_prod and sad.
32749 2016-01-12 Richard Biener <rguenther@suse.de>
32751 PR tree-optimization/69168
32752 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
32753 pattern stmt SLP type.
32754 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
32755 end up unused so cope with that case.
32757 2016-01-12 Richard Biener <rguenther@suse.de>
32759 PR tree-optimization/69157
32760 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
32761 stmts def type only during analyze phase.
32762 (vectorizable_call): Likewise.
32763 (vectorizable_simd_clone_call): Likewise.
32764 (vectorizable_conversion): Likewise.
32765 (vectorizable_assignment): Likewise.
32766 (vectorizable_shift): Likewise.
32767 (vectorizable_operation): Likewise.
32768 (vectorizable_store): Likewise.
32769 (vectorizable_load): Likewise.
32771 2016-01-12 Richard Biener <rguenther@suse.de>
32773 PR tree-optimization/69174
32774 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
32776 (vectorizable_load): Properly compute the number of loads needed
32777 for permuted strided SLP loads and do not spuriously assign
32778 to SLP_TREE_VEC_STMTS.
32780 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
32782 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
32783 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
32784 (MD_EXEC_PREFIX): Remove.
32785 (MD_STARTFILE_PREFIX) Removee.
32786 (FILE_NAME_ABSOLUTE_P): Remove.
32787 (CPP_SPEC): Do not read macros from sys/version.h.
32788 (LINK_COMMAND_SPEC): Remove.
32789 (LOCAL_INCLUDE_DIR): Remove.
32790 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
32791 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
32792 (POST_LINK_SPEC): Define to invoke stubify after linker
32793 (LIBSTDCXX): Remove define
32794 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
32795 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
32796 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
32797 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
32798 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
32799 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
32800 (i386_djgpp_asm_named_section): Add propotype of new procedure
32802 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
32803 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
32804 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
32805 in config/i386/djgpp.h).
32806 (STANDARD_STARTFILE_PREFIX_2): Define identical to
32807 STANDARD_STARTFILE_PREFIX_1.
32808 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
32809 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
32810 installation errors.
32811 (MAX_OFILE_ALIGNMENT): Define to 128.
32812 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
32814 * config/i386/djgpp.c: New file. Add implementation of
32815 i386_djgpp_asm_named_section.
32817 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
32819 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
32820 Add rule for building djgpp.o.
32822 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32824 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
32825 (rtx_is_swappable_p): Reductions are swappable.
32826 (insn_is_swappable_p): V2DF reductions are swappable.
32828 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
32830 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
32831 reloads for other unsupported memory operands.
32833 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
32834 Jim Wilson <jim.wilson@linaro.org>
32837 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
32838 copy_to_mode_reg instead of force_reg.
32840 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
32843 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
32844 TARGET_80387 is true.
32846 2016-01-11 Jakub Jelinek <jakub@redhat.com>
32849 * lra-eliminations.c (move_plus_up): Only move plus up
32850 if subreg of the constant can be simplified into constant
32851 and use the simplified subreg of the constant instead of
32852 the original constant.
32854 * fold-const.c (fold_convertible_p): Don't return true
32855 for conversion of VECTOR_TYPE to same sized integral type.
32856 (fold_convert_loc): Fix up formatting. Fold conversion of
32857 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
32858 instead of NOP_EXPR.
32860 PR tree-optimization/69214
32861 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
32862 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
32865 PR tree-optimization/69207
32866 * tree-vect-slp.c (vect_get_constant_vectors): For
32867 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
32868 fold_convertible_p to vector_type's element type, and always
32869 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
32871 2016-01-11 Richard Biener <rguenther@suse.de>
32873 PR tree-optimization/69173
32874 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
32875 fixup the cycle if all stmts are in a pattern.
32877 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
32879 PR middle-end/68999
32880 * alias.c (base_alias_check): Move check for addresses with
32881 alignment ANDs before the call for compare_base_decls.
32882 (memrefs_conflict_p): Return -1 for different decls
32883 that went through alignment adjustments.
32885 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32887 PR rtl-optimization/68796
32888 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
32889 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
32890 and QImode comparisons against zero with CC_NZmode.
32891 * config/aarch64/iterators.md (short_mask): New mode_attr.
32893 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
32895 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
32896 (<avx512>_store<mode>_mask): Likewise.
32898 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
32899 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32901 PR rtl-optimization/68841
32902 * ifcvt.c (struct noce_if_info): Add orig_x field.
32903 (bbs_ok_for_cmove_arith): Add to_rename parameter.
32904 Don't record conflicts on to_rename if it's present.
32905 Allow memory destinations in sets.
32906 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
32907 blocks, passing orig_x to the checks.
32908 (noce_process_if_block): Set if_info->orig_x appropriately.
32910 2016-01-11 Tom de Vries <tom@codesourcery.com>
32912 PR tree-optimization/69069
32913 * tree-parloops.c (create_parallel_loop): Add missing phi args.
32915 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
32917 PR rtl-optimization/68920
32918 * config/i386/i386.c (ix86_option_override_internal): Restrict number
32919 of conditional moves for RTL if-conversion to 1 for
32920 TARGET_ONE_IF_CONV_INSN.
32921 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
32922 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
32923 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
32924 parameter to restirct number of conditional moves for
32926 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
32927 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
32930 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
32933 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
32934 onepart vars. Fix typo in comment. Fix reversed condition in
32936 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
32939 * var-tracking.c (dump_onepart_variable_differences): New.
32940 (dataflow_set_different): If a detailed dump is requested,
32941 delay early returns and dump differences between onepart
32942 variables present before and after, and added variables.
32944 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
32947 * expr.c (expand_expr_real_1): For boolean vector constants
32948 with a scalar mode use const_scalar_mask_from_tree.
32949 (const_scalar_mask_from_tree): New.
32950 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
32951 assigned to a mask type to handle constants.
32953 2016-01-11 Martin Jambor <mjambor@suse.cz>
32956 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
32957 useless parameters if we cannot change function signature.
32959 2016-01-11 Martin Jambor <mjambor@suse.cz>
32962 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
32965 2016-01-11 Tom de Vries <tom@codesourcery.com>
32967 PR tree-optimization/69109
32968 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
32971 2016-01-11 Tom de Vries <tom@codesourcery.com>
32973 PR tree-optimization/69108
32974 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
32975 res is not used in a phi.
32977 2016-01-11 Yury Gribov <y.gribov@samsung.com>
32980 * common.opt (frandom-seed): Fix parameter name.
32981 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
32983 2016-01-11 Tom de Vries <tom@codesourcery.com>
32985 PR tree-optimization/69058
32986 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
32989 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
32991 * config/arc/arc.opt (mdiv-rem): Add period to the end.
32992 (mcode-density): Likewise.
32994 2016-01-10 Tom de Vries <tom@codesourcery.com>
32996 PR tree-optimization/69062
32997 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
32998 (parallelize_loops): Don't paralelize loop that has phi with address
33001 2016-01-10 Tom de Vries <tom@codesourcery.com>
33003 PR tree-optimization/69039
33004 * tree-parloops.c (try_create_reduction_list): Only allow single exit
33007 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
33009 PR middle-end/68743
33010 * match.pd: Require target has function_c99_misc before doing
33011 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
33013 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
33015 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
33017 * configure: Regenerate.
33019 2016-01-09 Jakub Jelinek <jakub@redhat.com>
33021 PR middle-end/50865
33022 PR tree-optimization/69097
33023 * fold-const.h (expr_not_equal_to): New prototype.
33024 * fold-const.c: Include stringpool.h and tree-ssanames.h.
33025 (expr_not_equal_to): New function.
33026 * match.pd (X % -Y is the same as X % Y): Don't optimize
33027 unless X is known not to be equal to minimum or Y is known
33028 not to be equal to -1.
33029 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
33030 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
33031 (simplify_stmt_using_ranges): Adjust caller.
33032 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
33033 substitute_and_fold.
33035 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
33037 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
33040 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33042 PR tree-optimization/69167
33043 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
33044 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
33046 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
33048 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
33049 Richard Biener <rguenther@suse.de>
33051 PR tree-optimization/68707
33052 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
33053 instances that can be handled via vect_load_lanes.
33055 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
33057 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
33058 if we can't determine address equivalence.
33059 * alias.c (compare_base_decl): Update for changed return value of
33060 symtab_node::equal_address_to.
33062 2016-01-08 Jason Merrill <jason@redhat.com>
33066 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
33067 * expr.c (store_field): Not here.
33068 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
33069 call with TREE_ADDRESSABLE type.
33070 * tree-cfg.c (verify_gimple_call): Adjust.
33072 2016-01-08 Olivier Hainque <hainque@adacore.com>
33074 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
33077 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
33079 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
33080 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
33081 (reduc_smin_v2sf): Rename to...
33082 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
33083 (reduc_splus_v2sf): Rename to...
33084 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
33086 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33088 PR tree-optimization/69162
33089 * gimplify.c (gimplify_va_arg_expr): Encode original type of
33090 valist argument in another argument.
33091 (gimplify_modify_expr): Adjust for the above change. Cleanup.
33092 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
33093 to determine the va_list type, build a MEM_REF instead of
33094 build_fold_indirect_ref.
33096 PR tree-optimization/69172
33097 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
33100 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
33102 PR tree-optimization/67781
33103 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
33104 and cmpnop in two steps: first the ones not accessed in original
33105 gimple expression in a endian independent way and then the ones not
33106 accessed in the final result in an endian-specific way.
33108 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33110 PR tree-optimization/69083
33111 * tree-vect-slp.c (vect_get_constant_vectors): For
33112 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
33113 element type. If op is fold_convertible_p to vector_type's element
33114 type, use NOP_EXPR instead of VCE.
33116 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
33118 PR rtl-optimization/67778
33119 PR rtl-optimization/68634
33120 PR rtl-optimization/68909
33121 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
33122 block from the stack until done with it. Remove a superfluous
33123 bitmap set. Remove a superfluous bitmap test.
33125 2016-01-07 Martin Sebor <msebor@redhat.com>
33128 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
33129 constraint on the type of arguments.
33131 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
33133 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
33134 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
33135 unaligned_access on the gcc_options set.
33136 * config/arm/arm.c (arm_option_override_internal): Use
33137 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
33139 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33142 * config/i386/i386.c (ix86_frame_pointer_required): Enable
33143 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
33145 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33148 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33151 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33152 depending on frame_pointer_needed before remaining integer and SSE
33153 registers are saved.
33155 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
33158 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
33160 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
33163 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
33164 Use the "xBm" constraint.
33165 (float<sseintvecmodelower><mode>2<mask_name><round_name):
33167 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
33168 (sse_cvtsi2ssq<round_name>): Likewise.
33169 (sse_cvtss2si<round_name>): Likewise.
33170 (sse_cvtss2siq<round_name>): Likewise.
33171 (sse2_cvtsi2sdq<round_name>): Likewise.
33172 (sse2_cvtsd2si<round_name>): Likewise.
33173 (sse2_cvtsd2siq<round_name>): Likewise.
33174 * config/i386/subst.md (round_nimm_scalar_predicate): New
33177 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
33179 PR middle-end/67639
33180 * varasm.c (make_decl_rtl): Mark invalid register vars as
33183 PR rtl-optimization/66206
33184 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
33185 All callers changed.
33187 2016-01-07 Jakub Jelinek <jakub@redhat.com>
33189 PR tree-optimization/69141
33190 * tree-ssa-pre.c: Include langhooks.h.
33191 (eliminate_dom_walker::before_dom_children): Use
33192 lang_hooks.decl_printable_name instead of
33193 cgraph_node::get ()->name ().
33195 PR middle-end/68960
33196 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
33197 it and DECL_ALIGN too.
33199 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
33201 * config/mips/mips-ftypes.def: Sort to lexicographical order.
33203 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33206 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33207 depending on frame_pointer_needed before remaining integer and SSE
33208 registers are saved.
33210 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33212 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
33213 mode iterator with VSX_M2.
33214 (*p9_vecstore_<mode>): Likewise.
33215 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
33216 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
33217 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
33218 (define_split for VSX_LE128 stores): Likewise.
33219 (define_peephole2 for TImode LE swaps): Likewise.
33220 (define_split for VSX_LE128 post-reload stores): Likewise.
33222 2016-01-06 Marek Polacek <polacek@redhat.com>
33225 * convert.c (convert_to_integer_1): Adjust call to
33226 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
33227 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
33228 EXPR instead of ARG.
33229 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
33231 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33234 * doc/extend.texi (RL78 Variable Attributes): New section.
33236 2016-01-05 Marek Polacek <polacek@redhat.com>
33239 * builtins.c (get_memmodel): Use expansion point location rather than
33240 the input location. Call warning_at rather than warning.
33241 (expand_builtin_atomic_compare_exchange): Likewise.
33242 (expand_builtin_atomic_load): Likewise.
33243 (expand_builtin_atomic_store): Likewise.
33244 (expand_builtin_atomic_clear): Likewise.
33246 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33249 * config/i386/i386.c (ix86_expand_vector_logical_operator):
33250 Replace nonimmediate_operand with vector_operand.
33251 * config/i386/predicates.md (vector_operand): New predicate.
33252 (general_vector_operand): Replace nonimmediate_operand with
33254 * config/i386/sse.md: Replace nonimmediate_operand with
33255 vector_operand and m constraint with Bm constraint on SSE
33256 patterns with 16-byte memory operand.
33257 * config/i386/subst.md (round_nimm_predicate): Replace
33258 nonimmediate_operand with vector_operand.
33259 (round_saeonly_nimm_predicate): Likewise.
33260 (round_saeonly_nimm_scalar_predicate): New.
33262 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33265 * config/i386/constraints.md (Bm): New constraint.
33266 * config/i386/predicates.md (vector_memory_operand): New
33268 * config/i386/sse.md: Replace xm with xBm in plusminus and
33269 any_logic patterns.
33271 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33274 * doc/extend.texi (V850 Function Attributes): New section.
33275 (V850 Variable Attributes): New section.
33277 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33280 * doc/extend.texi (MicroBlaze Function Attributes): Document
33281 interrupt_handler and fast_interrupt attributes.
33283 2016-01-05 Sergei Trofimovich <siarheit@google.com>
33286 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
33287 for local symbolic operands.
33288 * config/ia64/predicates.md (local_symbolic_operand64): New
33291 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33293 PR rtl-optimization/68651
33294 * combine.c (combine_simplify_rtx): Canonicalize x + x into
33297 2016-01-05 Nathan Sidwell <nathan@acm.org>
33299 * alias.c (compare_base_decls): Use symtab_node::get.
33301 2016-01-05 Nick Clifton <nickc@redhat.com>
33304 * ira-costs.c (copy_cost): Initialise the t_icode field of the
33305 secondary_reload_info structure.
33308 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
33309 decls if weak support is available.
33311 2016-01-04 Martin Sebor <msebor@redhat.com>
33313 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
33315 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
33317 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
33318 OPTION_MASK_P9_DFORM.
33320 * config/rs6000/constraints.md (wo constraint): New constraint for
33323 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
33325 (rs6000_init_hard_regno_mode_ok): Likewise.
33327 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
33330 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
33331 expanders not to have constraints. Add support for ISA 3.0 xxperm
33332 instruction. Add support for fusing xxlor with xxperm.
33333 (altivec_vperm_<mode>_internal): Likewise.
33334 (altivec_vperm_v8hiv16qi): Likewise.
33335 (altivec_vperm_<mode>v16q): Likewise.
33336 (altivec_vperm_<mode>_uns): Likewise.
33337 (vperm_v8hiv4si): Likewise.
33338 (vperm_v16qiv8hi): Likewise.
33340 * doc/md.texi (RS/6000 constraints): Document wo constraint.
33342 2016-01-04 Jakub Jelinek <jakub@redhat.com>
33344 Update copyright years.
33346 * gcc.c (process_command): Update copyright notice dates.
33347 * gcov-dump.c (print_version): Ditto.
33348 * gcov.c (print_version): Ditto.
33349 * gcov-tool.c (print_version): Ditto.
33350 * gengtype.c (create_file): Ditto.
33351 * doc/cpp.texi: Bump @copying's copyright year.
33352 * doc/cppinternals.texi: Ditto.
33353 * doc/gcc.texi: Ditto.
33354 * doc/gccint.texi: Ditto.
33355 * doc/gcov.texi: Ditto.
33356 * doc/install.texi: Ditto.
33357 * doc/invoke.texi: Ditto.
33359 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33361 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
33362 modes larger than TImode as TImode if NEON is not enabled.
33364 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33367 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
33368 mode for %f0-%f31 only if TARGET_FPU.
33370 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33373 * config/sparc/sparc.c (scan_record_type): Take into account subfields
33374 to compute the PACKED_P predicate.
33375 (function_arg_record_value): Minor tweaks.
33377 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
33379 * doc/install.texi (--with-multilib-list): Describe the meaning of the
33380 option for arm*-*-* targets.
33382 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
33384 * doc/extend.texi (Common Function Attributes): Move docs for
33385 MSP430-specific attributes to....
33386 (MSP430 Function Attributes): ...here. Delete the redundant
33387 entries and copy-edit the remaining text.
33388 (MSP430 Variable Attributes): Use uniform format for index
33389 entries and add a cross-reference to the corresponding function
33392 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
33394 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
33396 (x86 Options): Likewise.
33398 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
33402 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
33403 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
33404 to corresponding attribute.
33406 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
33408 * doc/extend.texi (Common Function Attributes) <noplt>: Move
33409 to correct alphabetization of table. Copy-edit and correct
33411 <stack_protect>: Likewise.
33412 <target_clones>: Likewise.
33414 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
33415 Correct punctuation.
33416 (Code Gen Options) <-fno-plt>: Copy-edit.
33418 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
33421 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
33422 SI values. Explicitly convert SI to DI and vice-versa.
33424 2016-01-01 Jakub Jelinek <jakub@redhat.com>
33426 PR tree-optimization/69070
33427 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
33428 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
33431 * ubsan.c (ubsan_instrument_float_cast): Call
33432 initialize_sanitizer_builtins.
33435 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
33437 Copyright (C) 2016 Free Software Foundation, Inc.
33439 Copying and distribution of this file, with or without modification,
33440 are permitted in any medium without royalty provided the copyright
33441 notice and this notice are preserved.