1 2016-12-01 Jeff Law <law@redhat.com>
3 * tree-ssa-threadedge.c
4 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
5 propagation of operands if there are no operands.
7 2016-12-02 Jakub Jelinek <jakub@redhat.com>
9 PR tree-optimization/78586
10 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
11 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
12 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
13 type is INTEGER_TYPE or POINTER_TYPE.
15 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
18 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
23 2016-12-01 David Malcolm <dmalcolm@redhat.com>
25 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
28 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
29 David S. Miller <davem@davemloft.net>
31 * config/sparc/sparc.opt (mlra): New target option.
32 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
33 (sparc_lra_p): ...this. New function.
34 (D_MODES, DF_MODES): Add missing cast.
35 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
36 provide these insns when flag_pic.
37 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
38 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
39 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
40 embmedany_textulo, embmedany_textlo): Likewise.
41 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
43 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
47 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
49 2016-12-01 Richard Biener <rguenther@suse.de>
50 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
52 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
53 memset if len-oldlen != 0.
54 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
56 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
58 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
60 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
62 * config/avr/avr.c: Fix coding rule glitches.
64 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
66 PR tree-optimization/78598
67 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
70 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
72 PR rtl-optimization/78596
73 * combine.c (simplify_comparison): Cast to unsigned to avoid
74 left shifting of negative value.
76 2016-12-01 Matthias Klose <doko@ubuntu.com>
78 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
80 2016-12-01 Richard Biener <rguenther@suse.de>
82 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
83 treat arrays with same type as objects that cannot overlap.
85 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
87 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
88 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
89 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
91 2016-12-01 Jakub Jelinek <jakub@redhat.com>
94 * dwarf2out.c (loc_descr_plus_const): For negative offset use
95 uint_loc_descriptor instead of int_loc_descriptor and perform negation
96 in unsigned HOST_WIDE_INT type.
97 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
100 * config/rs6000/rs6000.c (rs6000_frame_related): Call
101 set_used_flags (pat) before any simplifications. Clear used flag on
102 PARALLEL copy. Don't guard add_reg_note call. Call
103 copy_rtx_if_shared on pat before storing it into
104 REG_FRAME_RELATED_EXPR.
106 2016-12-01 Alan Modra <amodra@gmail.com>
108 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
109 look inside UNSPEC_VSX_XXSPLTW vec.
111 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
113 PR rtl-optimization/78607
114 * combine.c (try_combine): Emit a barrier after a unconditional trap.
116 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
119 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
120 element is not a constant or in a register, force it to a
124 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
125 that will be set to a vector element to be in a register.
126 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
127 the wrong multiplier to convert the element number to a byte
130 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
132 PR tree-optimization/77856
133 * lra-constraints.c (inherit_in_ebb): Check original regno for
134 invalid invariant regs too. Set only clobbered hard regs for the
135 invalid invariant regs.
137 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
139 Commit files forgotten in r242966.
141 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
142 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
143 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
144 prefix check to find wrap-around value, instead use MCU flash size.
145 For 8k flash devices, update link_pmem_wrap spec string to
146 add --pmem-wrap-around=8k.
147 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
149 (LINK_SPEC): ...to here.
151 2016-11-30 David Malcolm <dmalcolm@redhat.com>
154 * selftest.c (selftest::assert_strndup_eq): New function.
155 (selftest::test_strndup): New function.
156 (selftest::test_libiberty): New function.
157 (selftest::selftest_c_tests): Call test_libiberty.
159 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
161 PR rtl-optimization/78610
162 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
165 2016-11-30 Bin Cheng <bin.cheng@arm.com>
167 PR tree-optimization/78574
168 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
169 header PHI that doesn't define biv.
171 2016-11-30 Jakub Jelinek <jakub@redhat.com>
173 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
176 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
177 sharing the SUBREG rtx between move and following insn.
179 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
180 for REG_EQUIV argument.
182 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
184 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
186 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
189 * real.c (real_hash): Add cast to avoid left
190 shifting of negative values.
192 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
195 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
196 from a subreg in operands[1] and don't call REGNO on a non-reg
197 expression when deciding to force operands[2] into a reg.
199 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
200 Andrew Burgess <andrew.burgess@embecosm.com>
202 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
203 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
204 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
205 * config/arc/arc700.md: Add define_bypass for store/load.
207 2016-11-30 Martin Liska <mliska@suse.cz>
209 * cgraph.c (symbol_table::initialize): Initialize
210 ipa_clones_dump_file.
211 (cgraph_node::remove): Report to ipa_clones_dump_file.
212 * cgraph.h: Add new argument (suffix) to cloning methods.
213 * cgraphclones.c (dump_callgraph_transformation): New function.
214 (cgraph_node::create_clone): New argument.
215 (cgraph_node::create_virtual_clone): Likewise.
216 (cgraph_node::create_version_clone): Likewise.
217 * dumpfile.c: Add .ipa-clones dump file.
218 * dumpfile.h (enum tree_dump_index): Add TDI_clones
219 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
220 to dump_callgraph_transformation.
222 2016-11-30 Martin Liska <mliska@suse.cz>
225 * asan.c (asan_expand_mark_ifn): Properly
226 select a VAR_DECL from FRAME.* component reference.
228 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
230 PR rtl-optimization/78583
231 * simplify-rtx.c (simplify_truncation): Add check missing from the
234 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
236 PR rtl-optimization/78590
237 * combine.c (change_zero_ext): Transform zero_extend of subregs only
238 if the subreg_reg is a scalar integer mode.
240 2016-11-30 Jakub Jelinek <jakub@redhat.com>
242 PR tree-optimization/78586
243 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
244 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
245 Don't build_int_cst min/max twice. Formatting fix.
247 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
249 PR rtl-optimization/78588
250 * combine.c (if_then_else_cond): Also guard against BLKmode.
251 * rtlanal.c (num_sign_bit_copies1): Add assert.
253 2016-11-29 Jeff Law <law@redhat.com>
255 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
258 * lra-constraints.c (check_and_process_move): Constrain the
259 range of DCLASS and SCLASS to avoid false positive out of bounds
262 2016-11-29 David Malcolm <dmalcolm@redhat.com>
264 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
266 2016-11-29 David Malcolm <dmalcolm@redhat.com>
268 PR preprocessor/78569
269 * input.c (get_substring_ranges_for_loc): Fail gracefully if
270 line directives were present.
272 2016-11-30 Matthias Klose <doko@ubuntu.com>
274 * doc/install.texi: Document configure options --enable-objc-gc
275 and --with-target-bdw-gc.
277 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
280 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
281 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
282 residing in traditional altivec registers can be stored
285 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
288 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
289 overhead loop start between a call and its CALL_ARG_LOCATION
292 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
294 * config/bfin/linux.h (CPP_SPEC): Define.
296 2016-11-29 Martin Sebor <msebor@redhat.com>
298 PR tree-optimization/78512
299 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
300 * config/rs6000/linux.h: Same.
301 * config/rs6000/linux64.h: Same.
302 * config/sol2.h: Same.
303 * config/sol2.c (solaris_printf_pointer_format): Remove.
304 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
305 * doc/tm.texi: Regenerate.
306 * gimple-ssa-sprintf.c (format_pointer): Rempove.
307 (pass_sprintf_length::compute_format_length): Return bool.
308 (pass_sprintf_length::handle_gimple_call): Adjust.
309 * target.def (printf_pointer_format): Remove.
310 * targhooks.c (default_printf_pointer_format): Remove.
311 (linux_printf_pointer_format): Same.
312 * targhooks.h (default_printf_pointer_format): Remove.
313 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
315 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
317 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
319 (SWI1248_AVX512BWDQ): Ditto.
320 (SWI1248_AVX512BW): Ditto.
321 (k<any_logic:code><mode>): Ditto.
322 (kandn<mode>): Ditto.
323 (kxnor<mode>): Ditto.
325 (*k<any_lshift:code><mode>): Ditto.
326 (kortestzhi, kortestchi): Ditto.
327 (kunpckhi, kunpcksi, kunpckdi): Ditto.
329 2016-11-29 Andrew Pinski <apinski@cavium.com>
331 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
334 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
337 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
338 to stack before call mcount.
339 (tilegx_can_use_return_insn_p): Clean up code.
341 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
343 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
345 2016-11-29 David Malcolm <dmalcolm@redhat.com>
351 * spellcheck.c (selftest::test_find_closest_string): Verify that
352 we don't offer the goal string as a suggestion.
353 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
354 offer the goal string as a suggestion.
357 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
359 * config/arc/arc.c (arc_override_options): Avoid selection of
360 compact casesi for ARCv2.
362 2016-11-29 Richard Biener <rguenther@suse.de>
364 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
365 PHIs after a regular stmt.
366 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
369 2016-11-29 Martin Liska <mliska@suse.cz>
371 PR gcov-profile/78582
372 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
373 to prevent PHI argument clash.
375 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
377 * config/arc/arc.opt (marclinux): Fix typo.
378 (marclinux_prof): Likewise.
380 2016-11-29 Jiong Wang <jiong.wang@arm.com>
382 * target.def (stack_protect_runtime_enabled_p): New.
383 * function.c (expand_function_end): Guard stack_protect_epilogue with
384 targetm.stack_protect_runtime_enabled_p.
385 * cfgexpand.c (pass_expand::execute): Likewise.
386 * calls.c (expand_call): Likewise.
387 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
388 * doc/tm.texi: Regenerate.
390 2016-11-29 Richard Biener <rguenther@suse.de>
393 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
395 2016-11-29 Janus Weil <janus@gcc.gnu.org>
397 * doc/contrib.texi: Add a few missing gfortran contributors.
399 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
401 * combine.c (change_zero_ext): Also handle extends from a subreg
402 to a mode bigger than that of the operand of the subreg.
404 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
407 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
408 stack_restore_tie insn instead of stack_tie, for the SVR4 and
410 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
412 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
414 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
415 head_components and tail_components.
416 (spread_components): New algorithm.
417 (emit_common_tails_for_components): Clear head_components and
419 (insert_prologue_epilogue_for_components): Write extra output to the
420 dump file for sibcalls and abnormal exits.
422 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
424 PR rtl-optimization/78342
425 * combine.c: Include "cfghooks.h".
426 (try_combine): If we create an unconditional trap, break the basic
427 block in two just after it, and remove the edge between; also, set
428 the *new_direct_jump_p flag so that cleanup_cfg is run.
430 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
432 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
435 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
437 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
438 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
439 output template string.
440 (*anddi_1): Use multi-line output template string.
443 2016-11-28 Jakub Jelinek <jakub@redhat.com>
446 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
447 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
448 note has been removed.
449 * postreload.c (reload_combine_recognize_pattern): If
450 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
452 2016-11-28 Martin Sebor <msebor@redhat.com>
455 * gimple-ssa-sprintf.c (target_max_value): Remove.
456 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
457 (get_width_and_precision): New function.
458 (format_integer, format_floating, get_string_length, format_string):
459 Correct handling of width and precision with unknown value.
460 (format_directive): Add warning.
461 (pass_sprintf_length::compute_format_length): Allow for precision
462 to consist of a sole period with no asterisk or digits after it.
464 2016-11-28 Jakub Jelinek <jakub@redhat.com>
466 PR rtl-optimization/78546
467 * simplify-rtx.c (neg_const_int): When negating most negative
468 number in mode wider than HOST_BITS_PER_WIDE_INT, use
469 simplify_const_unary_operation to produce CONST_DOUBLE or
471 (simplify_plus_minus): Handle the case where neg_const_int
472 doesn't return a CONST_INT.
474 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
477 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
478 left shifting of negative values.
480 2016-11-28 Jakub Jelinek <jakub@redhat.com>
483 * tree-nested.c (convert_local_reference_stmt): After adding
484 shared (FRAME.NN) clause to omp parallel, task or target,
485 add it also to all outer omp parallel, task or target constructs.
487 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
489 * config/i386/i386.md (UNSPEC_KMASKOP): New.
490 (UNSPEC_KMOV): Remove.
491 (kmovw): Expand to plain HImode move.
492 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
493 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
494 Remove corresponding clobber-removing splitter.
495 (*anddi_1): Remove mask register alternatives.
499 (*<any_or:code><mode>_1): Ditto.
500 (*<any_or:code>qi_1): Ditto.
501 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
502 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
503 Remove corresponding splitter to operation with general registers.
504 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
505 (*andn<SWI12:mode>): New pattern.
506 (*kxnor<mode>): Remove general register alternatives. Tag pattern
507 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
508 with general registers.
509 (knot<mode>): New insn pattern.
510 (*one_cmpl<mode>2_1): Remove mask register alternatives.
511 (one_cmplqi2_1): Ditto.
512 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
513 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
514 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
515 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
516 to generate kmaskop shift.
517 (vec_unpacks_hi_<mode>): Ditto.
518 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
520 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
521 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
522 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
524 2016-11-28 Richard Biener <rguenther@suse.de>
526 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
527 to SSA names via extract_range_from_ssa_name if allowed.
529 2016-11-28 Richard Biener <rguenther@suse.de>
531 PR tree-optimization/78542
532 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
535 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
537 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
538 isolates a single bit, even if the condition involves subregs.
540 2016-11-28 Tamar Christina <tamar.christina@arm.com>
542 * config/aarch64/aarch64-simd-builtins.def
543 (BSL_P): Added di and v2di mode.
544 * config/aarch64/arm_neon.h
545 (vsriq_n_p64, vsri_n_p64): Added poly type.
546 (vextq_p64, vext_p64): Likewise.
547 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
549 2016-11-28 Tamar Christina <tamar.christina@arm.com>
551 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
552 (TYPES_GETREGP): Likewise.
553 (TYPES_SHIFTINSERTP): Likewise.
554 (TYPES_COMBINEP): Likewise.
555 (TYPES_STORE1P): Likewise.
556 * config/aarch64/aarch64-simd-builtins.def
557 (combine): Added poly generator.
558 (get_dregoi): Likewise.
559 (get_dregci): Likewise.
560 (get_dregxi): Likewise.
564 * config/aarch64/arm_neon.h
565 (poly64x1x2_t, poly64x1x3_t): New.
566 (poly64x1x4_t, poly64x2x2_t): Likewise.
567 (poly64x2x3_t, poly64x2x4_t): Likewise.
568 (poly64x1_t): Likewise.
569 (vcreate_p64, vcombine_p64): Likewise.
570 (vdup_n_p64, vdupq_n_p64): Likewise.
571 (vld2_p64, vld2q_p64): Likewise.
572 (vld3_p64, vld3q_p64): Likewise.
573 (vld4_p64, vld4q_p64): Likewise.
574 (vld2_dup_p64, vld3_dup_p64): Likewise.
575 (vld4_dup_p64, vsli_n_p64): Likewise.
576 (vsliq_n_p64, vst1_p64): Likewise.
577 (vst1q_p64, vst2_p64): Likewise.
578 (vst3_p64, vst4_p64): Likewise.
579 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
580 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
581 (vget_lane_p64, vgetq_lane_p64): Likewise.
582 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
583 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
584 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
585 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
586 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
587 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
588 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
589 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
590 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
591 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
592 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
593 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
594 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
595 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
596 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
597 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
598 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
599 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
600 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
601 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
602 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
603 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
604 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
605 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
606 (vset_lane_p64, vsetq_lane_p64): Likewise.
607 (vget_low_p64, vget_high_p64): Likewise.
608 (vcombine_p64, vst2_lane_p64): Likewise.
609 (vst3_lane_p64, vst4_lane_p64): Likewise.
610 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
611 (vst4q_lane_p64, vget_lane_p64): Likewise.
612 (vget_laneq_p64, vset_lane_p64): Likewise.
613 (vset_laneq_p64, vcopy_lane_p64): Likewise.
614 (vcopy_laneq_p64, vdup_n_p64): Likewise.
615 (vdupq_n_p64, vdup_lane_p64): Likewise.
616 (vdup_laneq_p64, vld1_p64): Likewise.
617 (vld1q_p64, vld1_dup_p64): Likewise.
618 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
619 (vmov_n_p64, vmovq_n_p64): Likewise.
620 (vst3q_p64, vst4q_p64): Likewise.
621 (vld1_lane_p64, vld1q_lane_p64): Likewise.
622 (vst1_lane_p64, vst1q_lane_p64): Likewise.
623 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
624 (vdupq_laneq_p64): Likewise.
626 2016-11-28 Tamar Christina <tamar.christina@arm.com>
628 * config/arm/arm_neon.h (vget_lane_p64): New.
630 2016-11-28 Iain Sandoe <iain@codesourcery.com>
633 * configure.ac (with_ld64): Use portable method to extract the
634 major part of the version number.
635 * configure: Regenerated.
637 2016-11-28 Jakub Jelinek <jakub@redhat.com>
639 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
640 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
641 intmax_t couldn't be determined.
642 (format_integer): Make {,u}intmax_type_node no longer static,
643 initialize them only when needed. For z and t use
644 signed_or_unsigned_type_for instead of assuming size_t and
645 ptrdiff_t have the same precision.
648 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
649 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
650 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
651 vector instead of traversing m_classes hash table. Release
653 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
655 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
656 add it also to m_classes_vec vector.
657 (sem_item_optimizer::remove_symtab_node,
658 sem_item_optimizer::build_hash_based_classes,
659 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
660 (sem_item_optimizer::subdivide_classes_by_equality,
661 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
662 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
663 instead of traversing m_classes hash table. Formatting fixes.
664 (sem_item_optimizer::traverse_congruence_split,
665 sem_item_optimizer::do_congruence_step_for_index,
666 sem_item_optimizer::do_congruence_step): Formatting fixes.
667 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
668 vector instead of traversing m_classes hash table.
669 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
670 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
671 instead of traversing m_classes hash table.
673 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
675 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
676 X is not unused after.
678 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
680 PR rtl-optimization/78120
681 * rtlanal.c (insn_rtx_cost): Revert previous change.
683 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
686 * config/avr/avr.md (SPLIT34): New mode iterator.
687 (bitop): New code iterator.
688 (*iorhi3.ashift8-*). New insn-and-split patterns.
689 (*movhi): Post-reload split reg = 0.
690 [!MOVW]: Post-reload split reg = reg.
691 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
692 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
693 (iorhi3, iorpsi3, iorsi3): Same.
694 (xorhi3, xorpsi3, xorsi3): Same.
695 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
696 costs to *iorhi3.ashift8-* patterns.
698 2016-11-27 Iain Sandoe <iain@codesourcery.com>
699 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
702 * config.in: Regenerate
703 * config/darwin-driver.c (darwin_driver_init): Emit a version string
705 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
706 * config/darwin.opt(asm_macosx_version_min): New.
707 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
708 * configure: Regenerate
709 * configure.ac: Check for mmacosx-version-min handling.
711 2016-11-27 Iain Sandoe <iain@codesourcery.com>
714 * config/i386/i386.c (ix86_code_end): Note that we emitted code
715 where the function might otherwise appear empty for picbase thunks.
716 (ix86_output_function_epilogue): If we find a zero-sized function
717 assume that reaching it is UB and trap. If we find a trailing label
719 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
720 find a zero-sized function assume that reaching it is UB and trap.
721 If we find a trailing label, append a nop.
723 2016-11-27 Iain Sandoe <iain@codesourcery.com>
726 * config/darwin-sections.def (picbase_thunk_section): New.
727 * config/darwin.c (darwin_init_sections): Set up picbase thunk
728 section. (darwin_rodata_section, darwin_objc2_section,
729 machopic_select_section, darwin_asm_declare_constant_name,
730 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
731 coalesced with newer linkers.
732 (darwin_override_options): Decide on usage of coalesed sections
733 on the basis of the target linker version.
734 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
735 * config/darwin.opt (mtarget-linker): New.
736 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
737 a coalesced section, instead use a thunks section.
739 2016-11-27 Iain Sandoe <iain@codesourcery.com>
742 * configure.ac (with-ld64): New var, set for Darwin, set on
743 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
744 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
745 * config/darwin10.h(DEF_LD64): Update for this target version.
746 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
747 (DEF_LD64): Update for this target version.
748 * configure: Regenerated.
749 * config.in: Regenerated.
751 2016-11-27 Iain Sandoe <iain@codesourcery.com>
754 * config/darwin.c (imachopic_indirection_name): Make data
755 section indirections linker-visible.
756 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
757 constant labels linker-visible.
759 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
761 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
762 (free_lang_data): Remove assignment to ptrdiff_type_node.
764 2016-11-25 Jakub Jelinek <jakub@redhat.com>
766 PR rtl-optimization/78526
767 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
768 beyond val's precision.
770 PR rtl-optimization/78527
771 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
772 out of bounds shift count.
774 2016-11-25 Martin Liska <mliska@suse.cz>
777 * doc/invoke.texi (-fprofile-use): Fix reference to a section
778 where -fprofile-generate is documented.
780 2016-11-25 Martin Liska <mliska@suse.cz>
782 PR gcov-profile/78086
783 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
784 not supported by a target. Set priority to 100 if possible.
785 (build_gcov_exit_decl): Likewise.
787 2016-11-25 Richard Biener <rguenther@suse.de>
790 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
791 unary, binary and single RHSs.
792 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
794 2016-11-25 Bin Cheng <bin.cheng@arm.com>
799 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
800 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
801 and set it to result code if transformation is valid. Use code EQ
802 directly in last simplification case.
804 2016-11-25 Richard Biener <rguenther@suse.de>
806 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
807 before valueizing return stmts.
809 2016-11-24 Richard Biener <rguenther@suse.de>
811 PR tree-optimization/78343
812 * passes.def: Add CD-DCE pass after loop splitting.
813 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
814 SCEV init/finalize ...
815 (perform_tree_ssa_dce): ... here. Deal with being
816 executed inside the loop pipeline in aggressive mode.
818 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
820 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
822 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
824 PR tree-optimization/77673
825 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
826 (init_symbolic_number): Initialize src field from src parameter.
827 (perform_symbolic_merge): Select most dominated statement as the
828 source statement. Set src field of resulting n structure from the
829 input src with the lowest address.
830 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
831 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
832 of load from src field rather than insertion statement. Cancel
833 optimization if statement analyzed is not dominated by the insertion
835 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
836 dominance information.
838 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
841 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
843 2016-11-25 Martin Jambor <mjambor@suse.cz>
845 PR tree-optimization/70965
846 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
848 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
851 * config/i386/i386.c (i386_excess_precision): Do not return
852 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
853 EXCESS_PRECISION_TYPE_STANDARD.
854 * target.def (excess_precision): Document that targets should
855 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
856 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
857 Fix typo in first sentence.
858 * doc/tm.texi: Regenerate.
860 2016-11-25 Richard Biener <rguenther@suse.de>
862 PR tree-optimization/78396
863 * tree-vectorizer.c (vectorize_loops): When the if-converted
864 body contains masked loads or stores do not attempt to
865 basic-block-vectorize it.
867 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
868 Alan Hayward <alan.hayward@arm.com>
869 David Sherwood <david.sherwood@arm.com>
871 * function.h (spill_slot_alignment): Declare.
872 * function.c (spill_slot_alignment): New function.
873 * lra-spills.c (slot): Add align and size fields.
874 (assign_mem_slot): Use them in the call to assign_stack_local.
875 (add_pseudo_to_slot): Update the fields.
876 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
878 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
879 Alan Hayward <alan.hayward@arm.com>
880 David Sherwood <david.sherwood@arm.com>
882 * stor-layout.c (layout_type): Allow the caller to set the mode of
883 a float type. Only choose one here if the mode is still VOIDmode.
884 * tree.c (build_common_tree_nodes): Set the type mode of decimal
885 floats before calling layout_type.
886 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
888 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
890 * tree-tailcall.c (find_tail_calls): Allow calls to reference
891 local variables if all references are known to be direct.
893 2016-11-25 Jakub Jelinek <jakub@redhat.com>
894 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
897 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
898 non null and it's precision matches precision of lhs's type.
900 2016-11-24 Martin Sebor <msebor@redhat.com>
902 PR tree-optimization/78476
903 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
905 (handle_gimple_call): Adjust signature.
906 (try_substitute_return_value): Remove calls to bounded functions
907 with zero buffer size whose result is known.
908 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
910 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
912 * varasm.c (assemble_start_function): Wrap align_log definition in
913 ASM_OUTPUT_MAX_SKIP_ALIGN.
915 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
917 * config/i386/i386.md (wide AND insn to QImode splitter): Use
918 explicit mode macros.
919 (wide OR insn to QImode splitter): Ditto.
921 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
923 PR rtl-optimization/77541
924 * lra-constraints.c (struct input_reload): Add field match_p.
925 (get_reload_reg): Check modes of input reloads to generate unique
927 (match_reload): Add input reload pseudo for the current insn.
929 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
931 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
932 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
934 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
935 the aarch64_fp16_type_node, not all HFmode types.
936 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
937 (aarch64_scalar_mode_supported_p): Likewise.
938 (aarch64_excess_precision): New.
939 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
940 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
941 (TARGET_C_EXCESS_PRECISION): Likewise.
943 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
945 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
946 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
948 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
950 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
951 (<optab>dihf2): Likewise.
952 (aarch64_fp16_<optab><mode>hf2): New.
954 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
957 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
959 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
961 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
962 Enable REE at -O2 and higher.
963 * config/sparc/sparc.c (sparc_option_override): Disable it by default
966 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
970 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
971 (new_temp_expr_table): Initialise reg_vars_cnt.
972 (free_temp_expr_table): Release reg_vars_cnt.
973 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
975 (find_replaceable_in_bb): Use the above to record register variable
976 write occurrences and cancel replacement across them.
978 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
980 PR rtl-optimization/78437
981 * ree.c (get_uses): New function.
982 (combine_reaching_defs): When a copy is needed, return false if any
983 reaching use of the source register reads it in a mode larger than
984 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
986 2016-11-24 Martin Liska <mliska@suse.cz>
988 * gimple-pretty-print.c (dump_edge_probability): New function.
989 (dump_gimple_switch): Dump label edge probabilities.
990 (dump_gimple_cond): Likewise.
991 (dump_gimple_label): Dump
992 (dump_gimple_bb_header): Dump basic block frequency.
993 (pp_cfg_jump): Replace e->dest argument with e.
994 (dump_implicit_edges): Likewise.
995 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
996 Use gimple_bb (at) instead of at->bb.
998 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
1000 * common.opt (flimit-function-alignment): New.
1001 * doc/invoke.texi (-flimit-function-alignment): Document.
1002 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
1003 * final.c (shorten_branches): Set it.
1004 * varasm.c (assemble_start_function): Limit alignment if
1007 2016-11-24 Richard Biener <rguenther@suse.de>
1009 PR tree-optimization/71595
1010 * cfgloopmanip.h (remove_path): Add irred_invalidated and
1011 loop_closed_ssa_invalidated parameters, defaulted to NULL.
1012 * cfgloopmanip.c (remove_path): Likewise, pass them along to
1013 called functions. Only fix irred flags if the caller didn't
1015 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
1016 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
1019 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
1021 PR rtl-optimization/78120
1022 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
1023 cases, and additionally test against max_seq_cost for speed
1025 (noce_process_if_block): Compute an estimate for the original cost when
1026 optimizing for speed, using the minimum of then and else block costs.
1028 PR rtl-optimization/78120
1029 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
1031 PR rtl-optimization/78120
1032 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
1034 2016-11-24 Bin Cheng <bin.cheng@arm.com>
1036 * match.pd: Refine type conversion in result expr for below pattern:
1037 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
1039 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1042 * tree.h (wi::fits_to_boolean_p): New predicate.
1043 (wi::fits_to_tree_p): Use it for boolean types.
1044 * tree.c (int_fits_type_p): Likewise.
1046 2016-11-24 Martin Liska <mliska@suse.cz>
1048 * print-tree.c (struct bucket): Remove.
1049 (print_node): Add new argument which drives whether a tree node
1050 is printed briefly or not.
1051 (debug_tree): Replace a custom hash table with hash_set<T>.
1052 * print-tree.h (print_node): Add the argument.
1054 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
1056 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
1058 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
1061 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
1062 if it is at least NREGS wide.
1064 2016-11-23 Joseph Myers <joseph@codesourcery.com>
1066 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
1067 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
1068 TFmode, IFmode and KFmode.
1070 2016-11-23 Joseph Myers <joseph@codesourcery.com>
1072 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
1075 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
1077 * combine.c (change_zero_ext): Only change the mode of a hard register
1078 destination if can_change_dest_mode holds for that.
1080 2016-11-23 Jeff Law <law@redhat.com>
1082 * varasm.c (assemble_name): Increase buffer size for name.
1084 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
1086 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
1088 * doc/extend.texi: Constify first argument to __builtin_object_size.
1090 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
1092 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
1093 to be used. Add brackets around macro argument.
1095 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1097 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
1099 2016-11-23 Jakub Jelinek <jakub@redhat.com>
1102 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
1103 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
1105 2016-11-23 Jakub Jelinek <jakub@redhat.com>
1108 * omp-low.c (build_outer_var_ref): Change lastprivate argument
1109 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
1110 on worksharing constructs, treat it like clauses on simd construct.
1112 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
1113 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
1114 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
1115 of true as last argument to build_outer_var_ref.
1117 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1119 * config/i386/i386.md (*movqi_internal): Calculate mode
1120 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
1121 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
1122 (*k<logic><mode>): Calculate mode attribute depending on
1123 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
1124 (*andqi_1): Calculate mode attribute of alternative 3 depending
1125 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
1126 (kandn<mode>): Calculate mode attribute of alternative 2 depending
1127 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
1128 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
1129 iterator. Calculate mode attribute of alternative 1 depending
1130 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
1131 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
1132 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
1134 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1137 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
1138 * tree-vrp.c (extract_range_basic): Handle case for
1139 CFN_BUILT_IN_STRLEN.
1141 2016-11-23 Jeff Law <law@redhat.com>
1143 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
1145 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
1146 in boolean context warning.
1148 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
1150 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1153 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
1154 (arm_fp16_type_node): ...This, make visibile.
1155 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
1157 (arm_init_simd_builtin_types): Likewise.
1158 (arm_init_fp16_builtins): Likewise.
1159 * config/arm/arm.c (arm_excess_precision): New.
1160 (arm_floatn_mode): Likewise.
1161 (TARGET_C_EXCESS_PRECISION): Likewise.
1162 (TARGET_FLOATN_MODE): Likewise.
1163 (arm_promoted_type): Only promote arm_fp16_type_node.
1164 * config/arm/arm.h (arm_fp16_type_node): Declare.
1166 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1168 * config/arm/arm.c (arm_convert_to_type): Delete.
1169 (TARGET_CONVERT_TO_TYPE): Delete.
1170 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
1171 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
1172 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
1173 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
1174 are in fast math mode, and have no single step hardware instruction.
1175 (extendhfdf2): Only expand through SFmode if we don't have a
1176 single-step hardware instruction.
1177 * config/arm/vfp.md (*truncdfhf2): New.
1178 (extendhfdf2): Likewise.
1180 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1182 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
1185 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1187 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
1188 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
1189 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
1190 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
1191 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
1192 * doc/tm.texi: Regenerate.
1193 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
1195 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1197 * toplev.c (init_excess_precision): Delete most logic.
1198 * tree.c (excess_precision_type): Rewrite to use
1199 TARGET_EXCESS_PRECISION.
1200 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
1201 more generic fashion.
1202 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
1203 __STDC_WANT_IEC_60559_TYPES_EXT__.
1205 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1207 * common.opt (fpermitted-flt-eval-methods): New.
1208 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
1209 * flag_types.h (permitted_flt_eval_methods): New.
1211 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1213 * config/m68k/m68k.c (m68k_excess_precision): New.
1214 (TARGET_C_EXCESS_PRECISION): Define.
1216 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1218 * config/s390/s390.c (s390_excess_precision): New.
1219 (TARGET_C_EXCESS_PRECISION): Define.
1221 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1223 * config/i386/i386.c (ix86_excess_precision): New.
1224 (TARGET_C_EXCESS_PRECISION): Define.
1226 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1228 * target.def (excess_precision): New hook.
1229 * target.h (flt_eval_method): New.
1230 (excess_precision_type): Likewise.
1231 * targhooks.c (default_excess_precision): New.
1232 * targhooks.h (default_excess_precision): New.
1233 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
1234 * doc/tm.texi: Regenerate.
1236 2016-11-23 Martin Sebor <msebor@redhat.com>
1239 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
1240 set the minimum number of bytes for an unknown string to zero.
1242 2016-11-23 Martin Jambor <mjambor@suse.cz>
1243 Martin Liska <mliska@suse.cz>
1245 * hsa-builtins.def: New file.
1246 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
1247 * builtins.def: Include hsa-builtins.def.
1248 (DEF_HSA_BUILTIN): New macro.
1249 * dumpfile.h (OPTGROUP_OPENMP): Define.
1250 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
1251 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
1252 GF_OMP_FOR_GRID_GROUP_ITER.
1253 (gimple_omp_for_grid_phony): Added checking assert.
1254 (gimple_omp_for_set_grid_phony): Likewise.
1255 (gimple_omp_for_grid_intra_group): New function.
1256 (gimple_omp_for_set_grid_intra_group): Likewise.
1257 (gimple_omp_for_grid_group_iter): Likewise.
1258 (gimple_omp_for_set_grid_group_iter): Likewise.
1259 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
1260 previosuly only distribute loop was permitted.
1261 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
1262 (grid_get_kernel_launch_attributes): Support multiple HSA grid
1264 (grid_expand_omp_for_loop): Likewise and also support standalone
1265 distribute constructs. New parameter INTRA_GROUP, updated both users.
1266 (grid_expand_target_grid_body): Support standalone distribute
1268 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
1269 (pass_data_expand_omp_ssa): Likewise.
1270 (pass_data_omp_device_lower): Likewsie.
1271 (pass_data_lower_omp): Likewise.
1272 (pass_data_diagnose_omp_blocks): Likewise.
1273 (pass_data_oacc_device_lower): Likewise.
1274 (pass_data_omp_target_link): Likewise.
1275 (grid_lastprivate_predicate): New function.
1276 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
1278 (lower_omp_for): Support standalone distribute constructs.
1279 (grid_prop): New type.
1280 (grid_safe_assignment_p): Check for assignments to group_sizes, new
1282 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
1284 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
1285 optimization info messages.
1286 (grid_find_single_omp_among_assignments): Likewise.
1287 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
1288 (grid_parallel_clauses_gridifiable): New function.
1289 (grid_inner_loop_gridifiable_p): Likewise.
1290 (grid_dist_follows_simple_pattern): Likewise.
1291 (grid_gfor_follows_tiling_pattern): Likewise.
1292 (grid_call_permissible_in_distribute_p): Likewise.
1293 (grid_handle_call_in_distribute): Likewise.
1294 (grid_dist_follows_tiling_pattern): Likewise.
1295 (grid_target_follows_gridifiable_pattern): Support standalone
1296 distribute constructs.
1297 (grid_var_segment): New enum.
1298 (grid_mark_variable_segment): New function.
1299 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
1300 if a new argument says so.
1301 (grid_process_grid_body): New function.
1302 (grid_eliminate_combined_simd_part): Likewise.
1303 (grid_mark_tiling_loops): Likewise.
1304 (grid_mark_tiling_parallels_and_loops): Likewise.
1305 (grid_process_kernel_body_copy): Support standalone distribute
1307 (grid_attempt_target_gridification): New grid variable holding overall
1308 gridification state. Support standalone distribute constructs and
1310 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
1311 * hsa.h (hsa_bb): Add method method append_phi.
1312 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
1313 occurences in all files too.
1314 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
1315 (is_a_helper <hsa_insn_br *>::test): New function.
1316 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
1317 branch instructions.
1318 (hsa_insn_signal): Make a direct descendant of
1319 hsa_insn_basic. Add memorder constructor parameter and
1320 m_memory_order and m_signalop member variables.
1321 (hsa_insn_queue): Changed constructor parameters to common form.
1322 Added m_segment and m_memory_order member variables.
1323 (hsa_summary_t): Add private member function
1324 process_gpu_implementation_attributes.
1325 (hsa_function_summary): Rename m_binded_function to
1327 (hsa_insn_basic_p): Remove typedef.
1328 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
1329 (hsa_op_reg_p): Remove typedef.
1330 (hsa_function_representation): Change hsa_op_reg_p into plain
1332 (hsa_insn_phi): Removed new and delete operators.
1333 (hsa_insn_br): Likewise.
1334 (hsa_insn_cbr): Likewise.
1335 (hsa_insn_sbr): Likewise.
1336 (hsa_insn_cmp): Likewise.
1337 (hsa_insn_mem): Likewise.
1338 (hsa_insn_atomic): Likewise.
1339 (hsa_insn_signal): Likewise.
1340 (hsa_insn_seg): Likewise.
1341 (hsa_insn_call): Likewise.
1342 (hsa_insn_arg_block): Likewise.
1343 (hsa_insn_comment): Likewise.
1344 (hsa_insn_srctype): Likewise.
1345 (hsa_insn_packed): Likewise.
1346 (hsa_insn_cvt): Likewise.
1347 (hsa_insn_alloca): Likewise.
1348 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
1349 (process_gpu_implementation_attributes): New function.
1350 (link_functions): Move some functionality into it. Adjust after
1351 renaming m_binded_functions to m_bound_functions.
1352 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
1353 to the list of instructions with no output registers.
1354 (get_in_type): Return this if it is a register of
1356 (hsa_get_declaration_name): Moved to...
1357 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
1358 temporary string on an obstack instead from ggc.
1359 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
1360 down to two overloads.
1361 (hsa_allocp_operand_address): Removed.
1362 (hsa_allocp_operand_immed): Likewise.
1363 (hsa_allocp_operand_reg): Likewise.
1364 (hsa_allocp_operand_code_list): Likewise.
1365 (hsa_allocp_operand_operand_list): Likewise.
1366 (hsa_allocp_inst_basic): Likewise.
1367 (hsa_allocp_inst_phi): Likewise.
1368 (hsa_allocp_inst_mem): Likewise.
1369 (hsa_allocp_inst_atomic): Likewise.
1370 (hsa_allocp_inst_signal): Likewise.
1371 (hsa_allocp_inst_seg): Likewise.
1372 (hsa_allocp_inst_cmp): Likewise.
1373 (hsa_allocp_inst_br): Likewise.
1374 (hsa_allocp_inst_sbr): Likewise.
1375 (hsa_allocp_inst_call): Likewise.
1376 (hsa_allocp_inst_arg_block): Likewise.
1377 (hsa_allocp_inst_comment): Likewise.
1378 (hsa_allocp_inst_queue): Likewise.
1379 (hsa_allocp_inst_srctype): Likewise.
1380 (hsa_allocp_inst_packed): Likewise.
1381 (hsa_allocp_inst_cvt): Likewise.
1382 (hsa_allocp_inst_alloca): Likewise.
1383 (hsa_allocp_bb): Likewise.
1385 (hsa_init_data_for_cfun): Initialize obstack.
1386 (hsa_deinit_data_for_cfun): Release memory of the obstack.
1387 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
1388 (hsa_op_reg::operator new): Likewise.
1389 (hsa_op_address::operator new): Likewise.
1390 (hsa_op_code_list::operator new): Likewise.
1391 (hsa_op_operand_list::operator new): Likewise.
1392 (hsa_insn_basic::operator new): Likewise.
1393 (hsa_insn_phi::operator new): Likewise.
1394 (hsa_insn_br::operator new): Likewise.
1395 (hsa_insn_sbr::operator new): Likewise.
1396 (hsa_insn_cmp::operator new): Likewise.
1397 (hsa_insn_mem::operator new): Likewise.
1398 (hsa_insn_atomic::operator new): Likewise.
1399 (hsa_insn_signal::operator new): Likewise.
1400 (hsa_insn_seg::operator new): Likewise.
1401 (hsa_insn_call::operator new): Likewise.
1402 (hsa_insn_arg_block::operator new): Likewise.
1403 (hsa_insn_comment::operator new): Likewise.
1404 (hsa_insn_srctype::operator new): Likewise.
1405 (hsa_insn_packed::operator new): Likewise.
1406 (hsa_insn_cvt::operator new): Likewise.
1407 (hsa_insn_alloca::operator new): Likewise.
1408 (hsa_init_new_bb): Likewise.
1409 (hsa_bb::append_phi): New function.
1410 (gen_hsa_phi_from_gimple_phi): Use it.
1411 (get_symbol_for_decl): Fix dinstinguishing between
1412 global and local functions. Put local variables into a segment
1413 according to their attribute or static flag, if there is one.
1414 (hsa_insn_br::hsa_insn_br): New.
1415 (hsa_insn_br::operator new): Likewise.
1416 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
1417 (query_hsa_grid_nodim): New function.
1418 (multiply_grid_dim_characteristics): Likewise.
1419 (gen_get_num_threads): Likewise.
1420 (gen_get_num_teams): Reimplemented.
1421 (gen_get_team_num): Likewise.
1422 (gen_hsa_insns_for_known_library_call): Updated calls to the above
1424 (get_memory_order_name): Removed.
1425 (get_memory_order): Likewise.
1426 (hsa_memorder_from_tree): New function.
1427 (gen_hsa_ternary_atomic_for_builtin): Renamed to
1428 gen_hsa_atomic_for_builtin, can also create signals.
1429 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
1430 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
1431 (hsa_insn_atomic): Fix function comment.
1432 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
1433 ancestor constructor and initialization of new member variables.
1434 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
1436 (hsa_get_host_function): Handle functions with no bound CPU
1437 implementation. Fix binded to bound.
1438 (get_brig_function_name): Likewise.
1439 (HSA_SORRY_ATV): Remove semicolon after macro.
1440 (HSA_SORRY_AT): Likewise.
1441 (omp_simple_builtin::generate): Add missing semicolons.
1442 (hsa_insn_phi::operator new): Removed.
1443 (hsa_insn_br::operator new): Likewise.
1444 (hsa_insn_cbr::operator new): Likewise.
1445 (hsa_insn_sbr::operator new): Likewise.
1446 (hsa_insn_cmp::operator new): Likewise.
1447 (hsa_insn_mem::operator new): Likewise.
1448 (hsa_insn_atomic::operator new): Likewise.
1449 (hsa_insn_signal::operator new): Likewise.
1450 (hsa_insn_seg::operator new): Likewise.
1451 (hsa_insn_call::operator new): Likewise.
1452 (hsa_insn_arg_block::operator new): Likewise.
1453 (hsa_insn_comment::operator new): Likewise.
1454 (hsa_insn_srctype::operator new): Likewise.
1455 (hsa_insn_packed::operator new): Likewise.
1456 (hsa_insn_cvt::operator new): Likewise.
1457 (hsa_insn_alloca::operator new): Likewise.
1458 (get_symbol_for_decl): Accept CONST_DECLs, put them to
1460 (gen_hsa_addr): Also process CONST_DECLs.
1461 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
1463 (gen_hsa_unary_operation): Make sure the function does
1464 not use bittype source type for firstbit and lastbit operations.
1465 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
1467 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
1469 (emit_branch_insn): Renamed to emit_cond_branch_insn.
1470 Emit the width stored in the class.
1471 (emit_generic_branch_insn): New function.
1472 (emit_insn): Call emit_generic_branch_insn.
1473 (emit_signal_insn): Remove obsolete comment. Update
1474 member variable name, pick a type according to profile.
1475 (emit_alloca_insn): Remove obsolete comment.
1476 (emit_atomic_insn): Likewise.
1477 (emit_queue_insn): Get segment and memory order from the IR object.
1478 (hsa_brig_section): Make allocate_new_chunk, chunks
1479 and cur_chunk provate, add a default NULL parameter to add method.
1480 (hsa_brig_section::add): Added a new parameter, store pointer to
1481 output data there if it is non-NULL.
1482 (emit_function_directives): Use this new parameter instead of
1483 calculating the pointer itself, fix function comment.
1484 (hsa_brig_emit_function): Add forgotten endian conversion.
1485 (hsa_output_kernels): Remove unnecessary building of
1486 kernel_dependencies_vector_type.
1487 (emit_immediate_operand): Declare.
1488 (emit_directive_variable): Also emit initializers of CONST_DECLs.
1489 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
1490 (verify_function_arguments): Properly detect variadic
1492 * hsa-dump.c (hsa_width_specifier_name): New function.
1493 (dump_hsa_insn_1): Dump generic branch instructions, update signal
1494 member variable name. Special dumping for queue objects.
1495 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
1496 m_binded_functions to m_bound_functions. Copy externally visible flag
1498 (ipa_hsa_write_summary): Likewise.
1499 (ipa_hsa_read_section): Likewise.
1501 2016-11-23 Richard Biener <rguenther@suse.de>
1503 PR tree-optimization/78396
1504 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
1505 vectorize try vectorizing an if-converted body using BB vectorization.
1507 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
1508 Alan Hayward <alan.hayward@arm.com>
1509 David Sherwood <david.sherwood@arm.com>
1511 * rtlanal.c (subreg_get_info): Use more local variables.
1512 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
1513 occupies at least one register. Assume that full hard registers
1514 have consistent endianness. Share previously-duplicated if block.
1515 Rework the main handling so that it operates on independently-
1516 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
1517 to check lowpart offsets, without trying to find an equivalent
1518 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
1519 as a final register-endianness correction.
1521 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
1527 * combine.c (make_compound_operation_int): Do not convert a subreg of
1528 a non-constant logical shift right to a zero_extract. Handle the case
1529 where some zero bits have been shifted into the range covered by that
1532 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
1533 Alan Hayward <alan.hayward@arm.com>
1534 David Sherwood <david.sherwood@arm.com>
1536 * rtl.h (subreg_size_offset_from_lsb): Declare.
1537 (subreg_offset_from_lsb): New function.
1538 (subreg_size_lowpart_offset): Declare.
1539 (subreg_lowpart_offset): Turn into an inline function.
1540 (subreg_size_highpart_offset): Declare.
1541 (subreg_highpart_offset): Turn into an inline function.
1542 * emit-rtl.c (subreg_size_lowpart_offset): New function.
1543 (subreg_size_highpart_offset): Likewise
1544 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
1546 2016-11-23 Richard Biener <rguenther@suse.de>
1548 PR tree-optimization/78482
1549 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
1550 (remove_forwarder_block_with_phi): When merging with a loop
1551 header creates a new latch reset number of iteration information
1554 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
1556 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
1557 (*ashrsi3_extend0): ...this. Accept constant integers.
1558 (*ashrsi3_extend2): Rename to...
1559 (*ashrsi3_extend1): ...this.
1560 (*ashrsi3_extend2): New pattern.
1561 (*lshrsi3_extend1): Accept constant integers.
1562 (*lshrsi3_extend2): Fix condition on operand 2.
1564 2016-11-23 Martin Liska <mliska@suse.cz>
1566 * config/i386/i386.c: Initialize function pointer to NULL.
1568 2016-11-23 Bin Cheng <bin.cheng@arm.com>
1570 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
1571 for A == C1 ? A : C2 to below.
1572 * match.pd: Move from above to here:
1573 (cond (eq (convert1? x) c1) (convert2? x) c2)
1574 -> (cond (eq x c1) c1 c2).
1576 2016-11-23 Bin Cheng <bin.cheng@arm.com>
1578 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
1579 for A cmp C1 ? A : C2 to below, also simplify remaining code.
1580 * match.pd: Move and extend simplification from above to here:
1581 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
1582 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
1583 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
1585 2016-11-23 Martin Liska <mliska@suse.cz>
1586 Martin Jambor <mjambor@suse.cz>
1588 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
1590 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
1593 * opts.c (finish_options): Set -fsyntax-only if running self tests.
1595 2016-11-23 Richard Biener <rguenther@suse.de>
1598 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
1599 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
1601 2016-11-23 Richard Biener <rguenther@suse.de>
1604 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
1607 2016-11-23 Richard Biener <rguenther@suse.de>
1608 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
1610 PR tree-optimization/78154
1611 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
1612 returns it's argument and the argument is nonnull.
1613 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
1614 ATT_RETNONNULL_NOTHROW_LEAF.
1615 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
1616 ATTR_RETNONNULL_NOTHROW_LEAF.
1617 (BUILT_IN_STPCPY): Likewise.
1618 (BUILT_IN_STPNCPY): Likewise.
1619 (BUILT_IN_MEMPCPY_CHK): Likewise.
1620 (BUILT_IN_STPCPY_CHK): Likewise.
1621 (BUILT_IN_STPNCPY_CHK): Likewise.
1622 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
1623 (BUILT_IN_STRNCAT): Likewise.
1624 (BUILT_IN_STRNCPY): Likewise.
1625 (BUILT_IN_MEMSET_CHK): Likewise.
1626 (BUILT_IN_STRCAT_CHK): Likewise.
1627 (BUILT_IN_STRCPY_CHK): Likewise.
1628 (BUILT_IN_STRNCAT_CHK): Likewise.
1629 (BUILT_IN_STRNCPY_CHK): Likewise.
1631 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
1633 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
1634 * fold-const.h (tree_expr_nonzero_p) : Declare.
1635 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
1637 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
1639 * system.h (HAVE_DESIGNATED_INITIALIZERS,
1640 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
1641 "defined" in macros.
1642 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
1643 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
1644 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
1646 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
1649 * config/avr/constraints.md (Csp): Widen range to [-11..6].
1650 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
1651 of RCALLs in prologue to 3.
1653 2016-11-22 Michael Collison <michael.collison@arm.com>
1655 * config/aarch64/aarch64-protos.h
1656 (aarch64_and_split_imm1, aarch64_and_split_imm2)
1657 (aarch64_and_bitmask_imm): New prototypes
1658 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
1659 New overloaded function to create bit mask covering the
1660 lowest to highest bits set.
1661 (aarch64_and_split_imm2): New overloaded functions to create bit
1662 mask of zeros between first and last bit set.
1663 (aarch64_and_bitmask_imm): New function to determine if a integer
1664 is a valid two instruction "and" operation.
1665 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
1666 allowing wider range of constants with "and" operations.
1667 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
1668 "and" operator from matching restricted constant range used for
1669 ior and xor operators.
1670 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
1671 for constants in "and" operantions.
1672 (UsP constraint): New DImode constraint for constants
1673 in "and" operations.
1674 * config/aarch64/iterators.md (lconst2): New mode iterator.
1675 (LOGICAL2): New code iterator.
1676 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
1678 (aarch64_logical_and_operand): New predicate allowing extended
1679 constants for "and" operations.
1681 2016-11-22 Walter Lee <walt@tilera.com>
1683 * config/tilegx/tilegx.md (trap): New pattern.
1684 * config/tilepro/tilepro.md (trap): Likewise.
1686 2016-11-22 Walter Lee <walt@tilera.com>
1688 * config/tilegx/tilegx.md (*zero_extract): Use
1689 define_insn_and_split instead of define_insn; Handle pos + size >
1691 (*sign_extract): Likewise.
1693 2016-11-22 Marek Polacek <polacek@redhat.com>
1695 PR tree-optimization/78455
1696 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
1698 2016-11-22 Ian Lance Taylor <iant@golang.org>
1702 * godump.c (go_format_type): Always pass alignment as 1 when
1703 calling go_append_padding at end of struct/union.
1705 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1708 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
1709 _mm512_setzero_hi): Removed.
1710 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
1711 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
1712 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
1713 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
1714 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
1715 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
1716 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
1717 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
1718 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
1719 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
1720 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
1721 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
1722 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
1723 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
1724 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
1725 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
1726 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
1727 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
1728 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
1729 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
1730 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
1731 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
1732 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
1733 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
1734 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
1735 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
1736 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
1737 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
1738 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
1739 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
1740 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
1741 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
1742 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
1743 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
1744 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
1745 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
1746 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
1747 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
1748 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
1749 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
1750 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
1751 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
1752 _mm512_setzero_qi or _mm512_setzero_hi.
1753 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
1754 _mm512_maskz_dbsad_epu8): Formatting fixes.
1755 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
1756 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
1757 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
1758 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
1759 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
1760 _mm512_setzero_qi or _mm512_setzero_hi.
1762 2016-11-22 Nathan Sidwell <nathan@acm.org>
1764 * gcc-ar.c (main): Fix indentation.
1765 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
1766 * ggc-page.c (move_ptes_to_front): Fix formatting.
1767 * hsa-dump.c (dump_has_cfun): Fix indentation.
1768 * sel-sched-ir.h: Remove trailing blank lines.
1770 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1771 Alexander Monakov <amonakov@ispras.ru>
1773 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
1774 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
1775 (omp_clause_code_name): Add _simt_ name.
1776 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
1777 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
1778 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
1779 (scan_omp_simd): New function.
1780 (scan_omp_1_stmt): Use it in target regions if needed.
1781 (omp_max_vf): Don't max with omp_max_simt_vf.
1782 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
1783 OMP_CLAUSE__SIMT_ is present.
1784 (lower_rec_input_clauses): Compute maybe_simt from presence of
1786 (lower_lastprivate_clauses): Likewise.
1787 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
1788 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
1789 * internal-fn.def (GOMP_USE_SIMT): New internal function.
1790 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
1792 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
1794 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
1795 (expand_GOMP_SIMT_VF): New.
1796 (expand_GOMP_SIMT_LAST_LANE): New.
1797 (expand_GOMP_SIMT_ORDERED_PRED): New.
1798 (expand_GOMP_SIMT_VOTE_ANY): New.
1799 (expand_GOMP_SIMT_XCHG_BFLY): New.
1800 (expand_GOMP_SIMT_XCHG_IDX): New.
1801 * internal-fn.def (GOMP_SIMT_LANE): New.
1802 (GOMP_SIMT_VF): New.
1803 (GOMP_SIMT_LAST_LANE): New.
1804 (GOMP_SIMT_ORDERED_PRED): New.
1805 (GOMP_SIMT_VOTE_ANY): New.
1806 (GOMP_SIMT_XCHG_BFLY): New.
1807 (GOMP_SIMT_XCHG_IDX): New.
1808 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
1809 (create_omp_child_function): ...here. Set "omp target entrypoint"
1810 or "omp declare target" attribute based on is_gimple_omp_offloaded.
1811 (omp_max_simt_vf): New. Use it...
1812 (omp_max_vf): ...here.
1813 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
1814 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
1815 (lower_omp_ordered): Likewise, for "ordered" lowering.
1816 (expand_omp_simd): Add SIMT transforms.
1817 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
1818 (execute_omp_device_lower): New.
1819 (pass_data_omp_device_lower): New.
1820 (pass_omp_device_lower): New pass.
1821 (make_pass_omp_device_lower): New.
1822 * passes.def (pass_omp_device_lower): Position new pass.
1823 * tree-pass.h (PROP_gimple_lomp_dev): Define.
1824 (make_pass_omp_device_lower): Declare.
1826 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1829 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
1830 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
1832 (_mm_maskz_load_epi64): Likewise.
1833 (_mm_setzero_hi): Removed.
1834 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
1836 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
1837 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
1838 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
1839 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
1840 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
1841 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
1842 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
1843 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
1844 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
1845 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
1846 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
1848 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
1849 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
1850 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
1851 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
1852 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
1853 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
1854 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
1855 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
1856 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
1857 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
1858 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
1859 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
1860 instead of _mm_setzero_hi.
1861 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
1862 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
1863 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
1864 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
1865 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
1866 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
1867 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
1868 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
1869 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
1870 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
1871 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
1872 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
1873 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
1874 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
1875 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
1876 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
1877 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
1878 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
1879 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
1880 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
1881 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
1882 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
1883 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
1884 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
1885 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
1886 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
1888 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
1889 instead of _mm_setzero_hi.
1890 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
1891 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
1892 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
1893 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
1894 _mm_setzero_si128 instead of _mm_setzero_di.
1895 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
1896 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
1897 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
1898 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
1899 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
1900 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
1901 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
1902 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
1903 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
1904 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
1905 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
1906 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
1907 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
1908 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
1909 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
1910 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
1911 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
1912 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
1913 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
1914 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
1915 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
1916 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
1917 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
1918 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
1919 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
1920 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
1921 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
1922 _mm512_maskz_insertf32x8): Formatting fixes.
1923 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
1924 _mm_setzero_si128 instead of _mm_setzero_di.
1925 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
1926 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
1927 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
1928 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
1929 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
1930 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
1931 _mm_setzero_si128 instead of _mm_setzero_di.
1932 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
1934 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
1935 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
1936 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
1937 _mm_setzero_si128 instead of _mm_setzero_hi.
1938 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
1939 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
1940 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
1941 instead of _mm_setzero_di.
1942 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
1943 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
1945 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
1946 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
1948 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
1950 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
1951 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
1952 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
1954 2016-11-22 Carl Love <cel@us.ibm.com>
1956 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
1957 equal and vector compare not equal. The vector compares take two
1958 arguments of type vector bool char, vector bool short, vector bool int,
1959 vector bool long long with the same return type.
1960 * doc/extend.texi: Update built-in documentation file for the new
1963 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
1965 * Makefile.in ($(lang_checks_parallelized)): Fix detection
1968 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1970 * config.gcc: Allow new rmprofile value for configure option
1971 --with-multilib-list.
1972 * config/arm/t-rmprofile: New file.
1973 * doc/install.texi (--with-multilib-list): Document new rmprofile value
1976 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1979 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
1980 register operand in alternatives 4,5,6.
1982 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1985 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
1986 in save register mask if it is needed.
1988 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1990 PR tree-optimization/78436
1991 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
1992 (shift_bytes_in_array, shift_bytes_in_array_right,
1993 merged_store_group::apply_stores): Formatting fixes.
1994 (clear_bit_region): Likewise. Use memset.
1995 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
1996 instead of EXPR and inerted instead of inserted. Use memset instead
1997 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
2001 * expmed.c (expand_divmod): Use wide_int for computation of
2002 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
2003 Use size <= HOST_BITS_PER_WIDE_INT instead of
2004 HOST_BITS_PER_WIDE_INT >= size.
2006 PR tree-optimization/78445
2007 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
2008 any_complicated_phi, version loop even if flag_tree_loop_if_convert
2009 is 1. Formatting fix.
2011 2016-11-22 Martin Liska <mliska@suse.cz>
2014 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
2015 (sem_function::get_hash): Use the new field.
2016 (sem_function::parse): Remove an argument from ctor.
2017 (sem_variable::parse): Likewise.
2018 (sem_variable::get_hash): Use the new field.
2019 (sem_item_optimizer::read_section): Use new ctor and set hash.
2020 * ipa-icf.h: _hash is removed from sem_item::sem_item,
2021 sem_variable::sem_variable, sem_function::sem_function.
2023 2016-11-21 Jeff Law <law@redhat.com>
2026 * config/cris/cris.md: Don't call copy_to_mode_reg unless
2027 can_create_pseudo_p is true.
2029 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
2032 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
2033 *rotldi3_insert_7): New define_insns.
2035 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2037 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
2038 so that DImode can be allocated to FP/vector registers in more
2039 cases, and we can avoid direct move operations. If the register
2040 needs reloading, prefer GPRs over FP/vector registers. In the
2041 case of FPR vs. Altivec registers, prefer FPR registers unless we
2042 have the ISA 3.0 reg+offset scalar instructions.
2043 (movdi_internal64): Likewise.
2045 2016-11-21 Jakub Jelinek <jakub@redhat.com>
2048 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
2049 for tmp simd array if DECL_NAME (parm) is NULL.
2051 2016-11-20 Jeff Law <law@redhat.com>
2054 * config/m68k/predicates.md (swap_peephole_relational_operator): New
2056 * config/m68k/m68k.md (relational tests against 65535/65536): New
2059 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2061 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
2063 2016-11-21 Martin Sebor <msebor@redhat.com>
2065 * doc/invoke.texi (-fprintf-return-value): Document that option
2066 is enabled by default.
2068 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2070 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
2071 for-loop declaration of loop variable.
2072 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
2073 * config/avr/avr.c (avr_popcount_each_byte)
2074 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
2075 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
2076 (avr_expand_epilogue, avr_function_arg_advance)
2077 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
2078 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
2079 (avr_adjust_reg_alloc_order, output_reload_in_const)
2080 (avr_conditional_register_usage, avr_find_unused_d_reg)
2081 (avr_map_decompose, avr_fold_builtin): Same.
2083 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2085 * config/avr/avr.c (avr_popcount): Remove static function.
2086 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
2088 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
2090 * arm.opt (mapcs-float): Delete option.
2091 * arm.c (arm_option_override): Remove hunk relating to
2093 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
2095 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
2097 * tree-tailcall.c (process_assignment): Simplify the check for
2098 a valid copy, allowing the source to be a local variable as
2099 well as an SSA name.
2100 (find_tail_calls): Allow copies between local variables to follow
2101 the call. Allow the result to be stored in any local variable,
2102 even if it's an aggregate.
2103 (eliminate_tail_call): Check whether the result is an SSA name
2104 before updating its SSA_NAME_DEF_STMT.
2106 2016-11-21 David Malcolm <dmalcolm@redhat.com>
2108 PR preprocessor/78324
2109 * input.c (get_substring_ranges_for_loc): Fail gracefully if
2110 -ftrack-macro-expansion has a value other than 2.
2112 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
2114 PR rtl-optimization/78400
2115 * shrink-wrap.c (try_shrink_wrapping_separate): Call
2116 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
2117 and df_update_exit_block_uses.
2119 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2122 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
2123 new default-enabled warning..
2124 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
2125 (BT_PTR_CONST_STRING): Updated.
2126 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
2127 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
2128 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
2129 (strftime): Update builtin function.
2130 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
2131 * tree.h (const_tm_ptr_type_node): New type node.
2132 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
2133 const_tm_ptr_type_node.
2135 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2137 PR tree-optimization/78413
2138 * tree-if-conv.c (versionable_outer_loop_p): Require that both
2139 inner and outer loop latches have single predecessors.
2141 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2144 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
2145 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
2147 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2149 * rtl.h: Adjust prototype.
2150 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
2151 (dead_or_set_regno_p): Likewise.
2153 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2155 * rtl.h: Adjust prototype.
2156 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
2158 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2160 * function.c (contains): Change argument type to rtx_insn *.
2161 (prologue_contains): Likewise.
2162 (epilogue_contains): Likewise.
2163 (prologue_epilogue_contains): Likewise.
2164 * function.h: Adjust prototype.
2166 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2168 * optabs.c (emit_libcall_block): Change argument type to
2170 * optabs.h: Adjust prototype.
2172 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2174 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
2175 (fixup_reorder_chain): Adjust.
2176 * cfgrtl.h: Adjust prototype.
2178 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2180 * rtl.h: Adjust prototype.
2181 * rtlanal.c (replace_label_in_insn): Change argument type to
2184 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2186 * config/v850/v850.c (expand_prologue): Adjust.
2187 (expand_epilogue): Likewise.
2188 * expr.c (init_expr_target): Likewise.
2189 * genrecog.c (print_subroutine): Always make the argument type
2191 * recog.h: Adjust prototype.
2193 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2195 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
2196 up variables to make some rtx_insn *.
2197 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
2198 * config/arc/arc.c: Likewise.
2199 * config/arm/arm.c: Likewise.
2200 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
2201 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
2203 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
2205 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2207 * config/arm/arm.c (legitimize_pic_address): Change to use
2208 rtx_insn * as the type of variables.
2209 (arm_pic_static_addr): Likewise.
2210 (arm_emit_movpair): Likewise.
2211 * config/c6x/c6x.c (reorg_split_calls): Likewise.
2212 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
2213 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
2214 * config/frv/frv.md: Likewise.
2215 * config/i386/i386-protos.h: Likewise.
2216 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
2217 (ix86_split_fp_branch): Likewise.
2218 (predict_jump): Likewise.
2219 * config/ia64/ia64.c: Likewise.
2220 * config/mcore/mcore.c: Likewise.
2221 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
2222 * config/s390/s390.c: Likewise.
2223 * config/s390/s390.md: Likewise.
2224 * config/spu/spu.md: Likewise.
2225 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
2226 * lower-subreg.c (resolve_simple_move): Likewise.
2228 2016-11-20 Jeff Law <law@redhat.com>
2231 * reload.h (struct target_reload): Make x_double_reg_address_ok
2233 * reload.c (find_reloads_address): Check if double_reg_address_ok
2234 is true for the mode of the memory reference.
2235 * reload1.c (init_reload): Initialize double_reg_address_ok for
2238 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
2241 * tree-ssa-uninit.c: Define new global max_phi_args.
2242 (compute_uninit_opnds_pos): Use max_phi_args.
2243 (prune_uninit_phi_opnds): Same.
2244 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
2245 missing NUM_PREDS in function comment.
2246 (can_one_predicate_be_invalidated_p): New.
2247 (can_chain_union_be_invalidated_p): New.
2248 (flatten_out_predicate_chains): New.
2249 (uninit_ops_invalidate_phi_use): New.
2250 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
2252 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2254 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
2255 * match.pd (A /[ex] B CMP C): New simplifications.
2257 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2259 * match.pd (0 / X, X / X, X % X): New simplifications.
2261 2016-11-19 Jakub Jelinek <jakub@redhat.com>
2263 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
2264 when checking if callee's isa flags are subset of caller's isa flags.
2265 Fix comment wording.
2267 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
2268 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
2269 instead and using = 0 instead of &= 0.
2271 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
2272 ix86_add_new_builtins): Formatting fixes.
2273 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
2274 (ix86_get_builtin): Likewise.
2276 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
2277 don't initialize it, don't use it for the case where it isn't
2278 provable %{z} nor using the same argument, instead move merge
2279 argument into a new pseudo and use that as target. Formatting fixes.
2281 2016-11-19 Jeff Law <law@redhat.com>
2284 * config/m68k/m68k.md (bsetdreg): New pattern.
2285 (bchgdreg, bclrdreg): Likewise.
2287 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
2290 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
2291 instead of force_reg.
2292 (sh_expand_setmem): Likewise.
2294 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
2296 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
2298 2016-11-18 Walter Lee <walt@tilera.com>
2300 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
2301 end-of-bundle marker for consecutive barriers.
2303 2016-11-18 Walter Lee <walt@tilera.com>
2305 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
2307 2016-11-18 Jakub Jelinek <jakub@redhat.com>
2310 * multiple_target.c (get_attr_len): Start with argnum and increment
2311 argnum on every arg. Use strchr in a loop instead of counting commas
2313 (get_attr_str): Increment argnum for every comma in the string.
2314 (separate_attrs): Use for instead of while loop, simplify.
2315 (expand_target_clones): Rename defenition argument to definition.
2316 Free attrs and attr_str even when diagnosing errors. Temporarily
2317 change input_location around targetm.target_option.valid_attribute_p
2318 calls. Don't emit warning or errors if that function fails.
2320 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
2323 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
2324 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
2325 abbrev_opt_base_type_end only by increasing die_abbrev, before
2327 (optimize_abbrev_table): Don't change abbrev numbers of
2328 base types and CU or optimize implicit consts in them if
2329 calc_base_type_die_sizes has been called during build_abbrev_table.
2330 (calc_base_type_die_sizes): If abbrev_opt_start, set
2331 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
2333 2016-11-18 Jeff Law <law@redhat.com>
2336 * config/m68k/m68k.c (moveq feeding equality comparison): New
2338 * config/m68k/predicates.md (addq_subq_operand): New predicate.
2339 (equality_comparison_operator): Likewise.
2341 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2343 * rtlanal.c (load_extend_op): Move to...
2344 * rtl.h: ...here and make inline.
2346 2016-11-18 Terry Guo <terry.guo@arm.com>
2347 Thomas Preud'homme <thomas.preudhomme@arm.com>
2349 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
2350 * config/arm/arm-opts.h: Include arm-flags.h.
2351 (struct arm_arch_core_flag): Define.
2352 (arm_arch_core_flags): Define.
2353 * config/arm/arm-protos.h: Include arm-flags.h
2354 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
2355 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
2356 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
2357 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
2358 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
2359 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
2360 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
2361 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
2362 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
2363 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
2364 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
2365 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
2366 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
2367 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
2368 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
2369 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
2370 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
2371 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
2372 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
2373 ARM_FSET_CPU_SUBSET): Move to ...
2374 * config/arm/arm-flags.h: This new file.
2375 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
2376 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
2377 (TARGET_MODE_SPECS): Define.
2378 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
2380 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
2382 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
2383 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
2384 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
2385 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
2386 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
2387 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
2388 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
2389 missing and make value unsigned.
2390 (arm_feature_set): Use unsigned entries instead of unsigned long.
2392 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
2394 Re-apply after PR bootstrap/77359 is fixed:
2395 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2397 * explow.c (get_dynamic_stack_size): Take known alignment of stack
2398 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
2401 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
2404 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
2405 variables in functions calling alloca. Also update the ASCII
2407 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
2408 (STACK_DYNAMIC_OFFSET): Likewise.
2409 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
2410 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
2413 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2414 Alan Hayward <alan.hayward@arm.com>
2415 David Sherwood <david.sherwood@arm.com>
2417 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
2418 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
2419 (add_const_value_attribute): Likewise.
2420 * explow.c (plus_constant): Likewise.
2421 * expmed.c (expand_mult, make_tree): Likewise.
2422 * expr.c (convert_modes): Likewise.
2423 * loop-doloop.c (doloop_optimize): Likewise.
2424 * postreload.c (reload_cse_simplify_set): Likewise.
2425 * simplify-rtx.c (simplify_const_unary_operation): Likewise
2426 (simplify_binary_operation_1, simplify_const_binary_operation):
2428 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
2429 * wide-int.h: Update documentation to recommend rtx_mode_t
2430 instead of std::make_pair.
2432 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2433 Alan Hayward <alan.hayward@arm.com>
2434 David Sherwood <david.sherwood@arm.com>
2436 * tree.h (SET_DECL_MODE): New macro.
2437 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
2438 (expand_gimple_basic_block): Likewise.
2439 * function.c (split_complex_args): Likeise.
2440 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
2441 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
2442 * stor-layout.c (layout_decl, relayout_decl): Likewise.
2443 (finish_bitfield_representative): Likewise.
2444 * tree.c (make_node_stat): Likewise.
2445 * tree-inline.c (remap_ssa_name): Likewise.
2446 (tree_function_versioning): Likewise.
2447 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
2448 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
2449 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
2450 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
2451 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
2452 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
2453 * varasm.c (make_debug_expr_from_rtl): Likewise.
2455 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
2457 PR rtl-optimization/71785
2458 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
2459 (duplicate_computed_gotos): New function.
2460 (pass_duplicate_computed_gotos::execute): Rewrite.
2462 2016-11-17 Jeff Law <law@redhat.com>
2465 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
2466 barrier prior to deallocating the stack.
2468 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
2470 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
2471 to make better use of cmem loads in the case where a single bit is
2473 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
2475 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
2477 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
2479 (isa_names_table): Handle new features.
2481 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
2482 Andrew Senkevich <andrew.senkevich@intel.com>
2484 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
2485 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
2486 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
2487 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
2488 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
2489 * config/i386/avx5124fmapsintrin.h: New file.
2490 * config/i386/avx5124vnniwintrin.h: Ditto.
2491 * config/i386/constraints.md (h): New constraint.
2492 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
2493 * config/i386/driver-i386.c (host_detect_local_cpu):
2494 Detect avx5124fmaps, avx5124vnniw.
2495 * config/i386/i386-builtin-types.def: Add types
2496 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
2497 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
2498 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
2499 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
2500 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
2501 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
2502 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
2503 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
2504 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
2505 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
2506 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
2507 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
2508 __builtin_ia32_vp4dpwssds_mask): New.
2509 * config/i386/i386-c.c (ix86_target_macros_internal):
2510 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
2511 * config/i386/i386-modes.def: Fixed comment typos, added new
2512 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
2513 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
2515 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
2516 (ix86_option_override_internal): Handle new options.
2517 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
2519 (ix86_expand_builtin): Handle new builtins.
2520 (ix86_additional_allocno_class_p): New.
2521 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
2522 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
2523 (reg_class): Add MOD4_SSE_REGS.
2524 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
2525 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
2526 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
2527 avx5124vnniwintrin.h.
2528 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
2529 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
2530 (define_mode_iterator IMOD4): New.
2531 (define_mode_attr imod4_narrow): Ditto.
2532 (define_insn "mov<mode>"): Ditto.
2533 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
2534 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
2535 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
2536 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
2537 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
2538 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
2539 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
2540 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
2541 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
2542 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
2543 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
2544 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
2545 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
2546 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
2547 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
2548 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
2549 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
2550 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
2551 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
2552 * genmodes.c (mode_size_inline): Extend return type.
2553 * machmode.h (mode_size, mode_base_align): Extend type.
2555 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
2558 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
2559 the appropriate checks for SFmode/DFmode load/stores in GPR
2561 (fusion_addis_mem_combo_store): Likewise.
2562 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
2563 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
2564 d-form instructions for traditional Altivec registers.
2565 (emit_fusion_p9_load): Likewise.
2566 (emit_fusion_p9_store): Likewise.
2567 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
2568 early clobber from scratch register. Do not match if the register
2569 being stored is the scratch register.
2570 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
2571 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
2572 instructions for traditional Altivec registers.
2573 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
2574 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
2575 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
2577 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
2580 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
2581 being live in the function and lr needing to be saved. Distinguish
2582 between already saved pushable registers and registers to push.
2583 Check for LR being an available pushable register.
2585 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2587 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
2588 string input is a string constant.
2589 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
2590 via cmpstrnsi even if neither string is constant.
2592 2016-11-17 Jakub Jelinek <jakub@redhat.com>
2595 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
2596 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
2597 instead, return false if it is NULL, or doesn't fit into uhwi, or
2598 is larger or equal to targetm.max_anchor_offset.
2600 2016-11-17 Pip Cet <pipcet@gmail.com>
2601 Eric Botcazou <ebotcazou@adacore.com>
2603 PR rtl-optimization/78355
2604 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
2605 needs to deal with unaligned accesses.
2606 * doc/tm.texi: Regenerate.
2607 * lra-constraints.c (simplify_operand_subreg): Only invoke
2608 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
2610 2016-11-17 David Malcolm <dmalcolm@redhat.com>
2612 * input.c (selftest::test_lexer_string_locations_long_line): New
2614 (selftest::test_lexer_string_locations_raw_string_multiline): New
2616 (selftest::input_c_tests): Call the new functions, via
2617 for_each_line_table_case.
2619 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2621 * config/aarch64/aarch64.md (mov<mode>): Call
2622 aarch64_split_dimode_const_store on DImode constant stores.
2623 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
2625 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
2628 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2629 Richard Biener <rguenther@suse.de>
2631 PR tree-optimization/77848
2632 * tree-if-conv.c (tree_if_conversion): Always version loops unless
2633 the user specified -ftree-loop-if-convert.
2635 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
2638 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
2639 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
2640 *thumb2_strd_base_neg): Recognize insn regardless of
2641 current_tune->prefer_ldrd_strd.
2642 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
2645 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
2647 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
2650 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
2652 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
2654 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
2655 * config/arc/arc-cpus.def (quarkse_em): Add.
2656 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
2657 * config/arc/arc-opts.h (FPX_QK): Define.
2658 * config/arc/arc-tables.opt: Regenerate.
2659 * config/arc/arc.c (gen_compare_reg): Change.
2660 (arc_register_move_cost): Avoid Dy,Dx moves.
2661 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
2662 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
2663 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
2665 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
2666 (fix_truncsfsi2_fpu): Rename.
2667 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
2668 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
2669 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
2670 * config/arc/t-multilib: Regenerate.
2672 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
2674 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
2676 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
2677 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
2678 (avr_rtx_costs_1, extra_constraint_Q): Same.
2679 (avr_address_cost): Use SUBREG_P if possible.
2681 2016-11-17 Richard Biener <rguenther@suse.de>
2684 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
2685 non-local goto into CFG.
2687 2016-11-17 Richard Biener <rguenther@suse.de>
2689 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
2690 backward compatibility.
2691 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
2692 * tree-if-conv.c (pass_if_conversion::gate): Do not test
2693 flag_tree_loop_if_convert_stores.
2694 (pass_if_conversion::execute): Likewise.
2696 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2698 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
2699 const_double code before calling aarch64_float_const_zero_rtx_p.
2701 2016-11-17 Richard Biener <rguenther@suse.de>
2703 PR tree-optimization/78306
2704 * ipa-inline-analysis.c (initialize_inline_failed): Do not
2705 inhibit inlining if function calls cilk_spawn.
2706 (can_inline_edge_p): Likewise.
2708 2016-11-17 Richard Biener <rguenther@suse.de>
2711 * fold-const.c (negate_expr_p): Fix multiplication case.
2713 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
2716 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
2718 (TARGET_INIT_LIBFUNCS): Delete definition and...
2719 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
2722 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
2724 * config/netbsd-stdint.h: New.
2725 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
2726 (x86_64-*-netbsd*): Likewise.
2728 2016-11-16 Andrew PInski <apinski@cavium.com>
2730 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
2731 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
2732 flag_aarch64_verbose_cost instead of checking for details dump.
2733 (aarch64_rtx_costs_wrapper): Likewise.
2735 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2737 PR rtl-optimization/78378
2738 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
2739 inner only if pos is 0. Fix up formatting.
2741 2016-11-17 Alan Modra <amodra@gmail.com>
2743 PR rtl-optimization/78325
2744 PR rtl-optimization/70890
2745 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
2748 2016-11-16 Jason Merrill <jason@redhat.com>
2750 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
2752 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2753 Richard Biener <rguenther@suse.de>
2755 PR tree-optimization/77848
2756 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
2757 an outer loop, only save basic block aux information for the inner
2759 (versionable_outer_loop_p): New function.
2760 (tree_if_conversion): Version the outer loop instead of the inner
2761 one if the pattern will be recognized for outer-loop
2764 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
2766 * gcc/bb-reorder.c: Remove 'toplev.h' include.
2767 (pass_partition_blocks::gate): No longer check
2768 user_defined_section_attribute, instead check the function decl
2769 for a section attribute.
2770 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
2771 set user_defined_section_attribute.
2772 * gcc/final.c (rest_of_handle_final): Likewise.
2773 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
2774 * gcc/toplev.h: Remove declaration of
2775 user_defined_section_attribute.
2777 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2779 * config/mips/mips.md (casesi_internal_mips16_<mode>):
2780 Explicitly switch between JR and JRC for the table jump. Adjust
2783 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2785 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
2786 `insn_count' to 11 rather than 16.
2788 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2790 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
2791 `ltu' rather than `leu' operation in the RTL pattern
2793 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2795 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
2796 missing <d> instruction prefixes throughout. Correct
2799 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2801 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
2802 rather than R_MIPS_JALR relocation in microMIPS code. Do not
2803 cancel short delay slots in PIC call relaxation.
2805 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
2807 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
2808 general register with general register or ARM constant into SP
2811 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2814 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
2815 that loop->header == body_bb if broken_loop.
2817 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
2819 * tree-ssa-math-opts.c (bswap_replace): Remove test
2820 of SLOW_UNALIGNED_ACCESS.
2822 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
2824 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
2825 is selected. Pass -mgomp to offload compiler in OpenMP case.
2826 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
2827 declaration from nvptx.c.
2828 (nvptx_gen_shuffle): Declare.
2829 (nvptx_output_set_softstack): Declare.
2830 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
2831 (need_softstack_decl): New variable.
2832 (need_unisimt_decl): New variable.
2833 (diagnose_openacc_conflict): New. Use it...
2834 (nvptx_option_override): ...here. Handle TARGET_GOMP.
2835 (nvptx_encode_section_info): Handle "shared" attribute.
2836 (write_as_kernel): Restrict to OpenACC target regions.
2837 (init_softstack_frame): New.
2838 (nvptx_init_unisimt_predicate): New.
2839 (write_omp_entry): New. Use it...
2840 (nvptx_declare_function_name): ...here to emit OpenMP target region
2841 entrypoints. Handle TARGET_SOFT_STACK. Call
2842 nvptx_init_unisimt_predicate.
2843 (nvptx_output_set_softstack): New.
2844 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
2845 (nvptx_gen_shuffle): Export.
2846 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
2848 (nvptx_print_operand): Fix handling of instruction predicates.
2849 (nvptx_get_unisimt_master): New helper function.
2850 (nvptx_get_unisimt_predicate): Ditto.
2851 (nvptx_call_insn_is_syscall_p): Ditto.
2852 (nvptx_unisimt_handle_set): Ditto.
2853 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
2854 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
2855 (nvptx_handle_shared_attribute): New. Use it...
2856 (nvptx_attribute_table): ... here (new entry).
2857 (nvptx_record_offload_symbol): Handle NULL attributes.
2858 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
2859 (nvptx_simt_vf): New.
2860 (TARGET_SIMT_VF): Define.
2861 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
2862 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
2863 -muniform-simt option is active.
2864 (STACK_SIZE_MODE): Define.
2865 (FIXED_REGISTERS): Adjust.
2866 (SOFTSTACK_SLOT_REGNUM): New.
2867 (SOFTSTACK_PREV_REGNUM): New.
2868 (REGISTER_NAMES): Adjust.
2869 (struct machine_function): New fields.
2870 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
2871 (UNSPEC_VOTE_BALLOT): Ditto.
2872 (UNSPEC_LANEID): Ditto.
2873 (UNSPECV_NOUNROLL): Ditto.
2874 (atomic): New attribute.
2875 (predicable): New attribute. Generate predicated forms via
2877 (br_true): Mark as not predicable.
2879 (br_true_uni): Ditto.
2880 (br_false_uni): Ditto.
2882 (trap_if_true): Ditto.
2883 (trap_if_false): Ditto.
2884 (nvptx_fork): Ditto.
2885 (nvptx_forked): Ditto.
2886 (nvptx_joining): Ditto.
2887 (nvptx_join): Ditto.
2888 (nvptx_barsync): Ditto.
2889 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
2890 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
2891 (allocate_stack_<mode>): Remove unused pattern.
2892 (set_softstack_insn): New pattern.
2893 (restore_stack_block): Handle for TARGET_SOFT_STACK.
2894 (nvptx_vote_ballot): New pattern.
2895 (omp_simt_lane): Ditto.
2896 (omp_simt_last_lane): Ditto.
2897 (omp_simt_ordered): Ditto.
2898 (omp_simt_vote_any): Ditto.
2899 (omp_simt_xchg_bfly): Ditto.
2900 (omp_simt_xchg_idx): Ditto.
2901 (nvptx_nounroll): Ditto.
2902 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
2903 (atomic_exchange<mode>): Ditto.
2904 (atomic_fetch_add<mode>): Ditto.
2905 (atomic_fetch_addsf): Ditto.
2906 (atomic_fetch_<logic><mode>): Ditto.
2907 * config/nvptx/nvptx.opt (msoft-stack): New option.
2908 (muniform-simt): Ditto.
2910 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
2911 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
2912 * doc/invoke.texi (msoft-stack): Document.
2913 (muniform-simt): Document
2915 * doc/tm.texi: Regenerate.
2916 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
2917 * target.def: Define it.
2918 * target-insns.def (omp_simt_lane): New.
2919 (omp_simt_last_lane): New.
2920 (omp_simt_ordered): New.
2921 (omp_simt_vote_any): New.
2922 (omp_simt_xchg_bfly): New.
2923 (omp_simt_xchg_idx): New.
2925 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2927 * config/mips/mips-protos.h (mips_set_text_contents_type): New
2929 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
2930 (ASM_OUTPUT_CASE_END): Likewise.
2931 * config/mips/mips.c (mips_set_text_contents_type): New function.
2932 (mips16_emit_constants): Record the pool's initial label number
2933 with the `consttable' insn. Emit a `consttable_end' insn at the end.
2934 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
2935 for `consttable' insns.
2936 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
2937 for `consttable_end' insns.
2938 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
2939 (consttable): Add operand.
2940 (consttable_end): New insn.
2942 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
2944 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
2945 * tree-if-conv.c (tree_if_conversion): Make public.
2946 * * tree-if-conv.h: New file.
2947 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
2948 dynamic alias checks for epilogues.
2949 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
2950 * tree-vect-loop.c: include tree-if-conv.h.
2951 (new_loop_vec_info): Add zeroing orig_loop_info field.
2952 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
2953 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
2954 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
2955 using passed argument.
2956 (vect_transform_loop): Check if created epilogue should be returned
2957 for further vectorization with less vf. If-convert epilogue if
2958 required. Print vectorization success for epilogue.
2959 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
2960 if it is required, pass loop_vinfo produced during vectorization of
2961 loop body to vect_analyze_loop.
2962 * tree-vectorizer.h (struct _loop_vec_info): Add new field
2964 (LOOP_VINFO_ORIG_LOOP_INFO): New.
2965 (LOOP_VINFO_EPILOGUE_P): New.
2966 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
2967 (vect_do_peeling): Change prototype to return epilogue.
2968 (vect_analyze_loop): Add argument of loop_vec_info type.
2969 (vect_transform_loop): Return created loop.
2971 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
2973 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
2974 component as used also if LR_REGNO is a live input to the bb.
2975 * df-scan.c (df_get_entry_block_def_set): Return immediately after
2976 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
2977 (df_get_exit_block_use_set): Ditto.
2978 * df.h (df_scan_flags): New enum.
2979 * shrink-wrap.c (try_shrink_wrapping_separate): Set
2980 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
2981 df_update_entry_block_defs and df_update_exit_block_uses
2982 at the start; clear the flag and call those functions at the end.
2984 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2985 Alan Hayward <alan.hayward@arm.com>
2986 David Sherwood <david.sherwood@arm.com>
2988 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
2989 nb_iterations to the number of latch iterations rather than the
2990 number of loop iterations.
2992 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2993 Alan Hayward <alan.hayward@arm.com>
2994 David Sherwood <david.sherwood@arm.com>
2996 * combine.c (maybe_swap_commutative_operands): New function.
2997 (combine_simplify_rtx): Use it.
2998 (change_zero_ext): Likewise.
2999 (make_compound_operation_int): New function, split out of...
3000 (make_compound_operation): ...here. Use
3001 maybe_swap_commutative_operands for both.
3003 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
3005 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
3006 (neon-vfpv3): New FPU, currently an alias for 'neon'.
3007 * arm/arm-tables.opt: Regenerated.
3008 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
3010 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
3011 and 'neon' are aliases for specific implementations.
3013 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3014 Alan Hayward <alan.hayward@arm.com>
3015 David Sherwood <david.sherwood@arm.com>
3017 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
3018 and use it in the final call to gen_rtx_fmt_ee.
3019 (expand_vec_cond_expr): Update accordingly.
3020 (expand_vec_cmp_expr): Likewise.
3022 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3023 Alan Hayward <alan.hayward@arm.com>
3024 David Sherwood <david.sherwood@arm.com>
3026 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
3028 2016-11-16 Richard Biener <rguenther@suse.de>
3031 * gimplify.c (gimplify_function_tree): Do not instrument
3032 GNU extern inline functions.
3034 2016-11-16 Martin Liska <mliska@suse.cz>
3037 * gimplify.c (gimplify_switch_expr): Always save previous
3038 gimplify_ctxp->live_switch_vars.
3040 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
3042 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
3043 zero_extract operations to allow a movb to occur.
3044 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
3045 * testsuite/gcc.target/arc/movb-2.c: Likewise.
3046 * testsuite/gcc.target/arc/movb-5.c: Likewise.
3047 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
3050 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3051 Alan Hayward <alan.hayward@arm.com>
3052 David Sherwood <david.sherwood@arm.com>
3054 * expr.c (emit_group_load_1): Tighten check for whether an
3055 access involves only one operand of a CONCAT. Use extract_bit_field
3056 for constants if the bit range does span the whole operand.
3058 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3059 Alan Hayward <alan.hayward@arm.com>
3060 David Sherwood <david.sherwood@arm.com>
3062 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
3064 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3065 Alan Hayward <alan.hayward@arm.com>
3066 David Sherwood <david.sherwood@arm.com>
3068 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
3069 all three iteration counts with an any_* test. Use a single update
3070 for each count. Fix the calculation of nb_iterations_estimate.
3072 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3074 * config/pdp11/pdp11.c: Include dbxout.h.
3076 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3078 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
3080 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3083 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
3084 proper ranges for an SBFX instruction.
3085 (extzv_t2): Likewise for UBFX.
3087 2016-11-16 Richard Biener <rguenther@suse.de>
3089 PR tree-optimization/78348
3090 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
3091 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
3092 (classify_partition): Set PKIND_MEMCPY if dependence analysis
3093 revealed no dependency, PKIND_MEMMOVE otherwise.
3095 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3098 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
3099 it points to non-NULL tree, use it instead of ubsan_create_data.
3100 (instrument_si_overflow): Handle vector signed integer overflow
3102 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
3103 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
3104 vector IFN_UBSAN_CHECK_*.
3105 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
3106 pass it through to ubsan_build_overflow_builtin.
3107 (expand_neg_overflow, expand_mul_overflow): Likewise.
3108 (expand_vector_ubsan_overflow): New function.
3109 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
3110 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
3111 (expand_arith_overflow): Adjust expand_*_overflow callers.
3113 2016-11-16 Matthias Klose <doko@ubuntu.com>
3115 * doc/install.texi: Remove references to java/libjava.
3117 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
3119 * tree-ssa-coalesce.c (register_default_def): Remove
3120 register_ssa_partition.
3121 (create_outofssa_var_map): Likewise.
3122 * tree-ssa-live.c (register_ssa_partition_check): Remove.
3123 * tree-ssa-live.h (register_ssa_partition): Likewise.
3125 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
3127 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
3128 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
3129 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
3130 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
3131 rtx when all sub-rtx are also permanent.
3132 (attr_eq): Simplify.
3133 (attr_copy_rtx): Remove.
3134 (make_canonical, get_attr_value): Use attr_equal_p.
3135 (copy_boolean): Rehash NOT.
3136 (simplify_test_exp_in_temp,
3137 optimize_attrs): Remove call to attr_copy_rtx.
3138 (attr_alt_intersection, attr_alt_union,
3139 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
3140 (make_automaton_attrs): Use attr_eq.
3142 2016-11-15 Matthias Klose <doko@ubuntu.com>
3144 * doc/install.texi: Remove references to java/libjava.
3145 * doc/sourcebuild.texi: Likewise.
3146 * doc/invoke.texi: Likewise.
3147 * doc/standards.texi: Likewise.
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 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
3155 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3156 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3157 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3158 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3159 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3160 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3161 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3163 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3164 Alan Hayward <alan.hayward@arm.com>
3165 David Sherwood <david.sherwood@arm.com>
3167 * dce.c (check_argument_store): Pass the size instead of
3168 the memory reference.
3169 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
3171 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3172 Alan Hayward <alan.hayward@arm.com>
3173 David Sherwood <david.sherwood@arm.com>
3175 * alias.c (canon_rtx): Use simplify_gen_binary.
3177 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3178 Alan Hayward <alan.hayward@arm.com>
3179 David Sherwood <david.sherwood@arm.com>
3181 * rtl.h (load_extend_op): Declare.
3182 * rtlanal.c (load_extend_op): New function.
3183 (nonzero_bits1): Use it.
3184 (num_sign_bit_copies1): Likewise.
3185 * cse.c (cse_insn): Likewise.
3186 * fold-const.c (fold_single_bit_test): Likewise.
3187 (fold_unary_loc): Likewise.
3188 * fwprop.c (free_load_extend): Likewise.
3189 * postreload.c (reload_cse_simplify_set): Likewise.
3190 (reload_cse_simplify_operands): Likewise.
3191 * combine.c (try_combine): Likewise.
3192 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
3193 subreg_lowpart_p checks.
3195 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3196 Alan Hayward <alan.hayward@arm.com>
3197 David Sherwood <david.sherwood@arm.com>
3199 * combine.c (simplify_shift_const_1): Use the number of bits
3200 in the inner mode to determine the range of the shift.
3201 When handling shifts of vectors, skip any rules that apply
3204 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3205 Alan Hayward <alan.hayward@arm.com>
3206 David Sherwood <david.sherwood@arm.com>
3208 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
3211 2016-11-15 Matthias Klose <doko@ubuntu.com>
3213 * doc/install.texi: Remove references to gcj/libjava.
3214 * doc/invoke.texi: Likewise.
3216 2016-11-15 Jeff Law <law@redhat.com>
3218 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
3219 parameter. Callers changed.
3220 (check-subpath_and_update_thread_path): Extracted from
3221 fsm_find_control_statement_thread_paths.
3222 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
3223 (handle_phi, handle_assignment): Allow any constant node, not
3226 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
3228 * config/arc/arc-arch.h: New file.
3229 * config/arc/arc-arches.def: Likewise.
3230 * config/arc/arc-cpus.def: Likewise.
3231 * config/arc/arc-options.def: Likewise.
3232 * config/arc/t-multilib: Likewise.
3233 * config/arc/genmultilib.awk: Likewise.
3234 * config/arc/genoptions.awk: Likewise.
3235 * config/arc/arc-tables.opt: Likewise.
3236 * config/arc/driver-arc.c: Likewise.
3237 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
3238 * common/config/arc/arc-common.c (arc_handle_option): Trace
3240 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
3241 options; check for supported cpu against arc-cpus.def file.
3242 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
3243 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
3244 * config/arc/arc-c.def: Add emacs local variables.
3245 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
3246 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
3247 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
3248 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
3249 (DEFAULT_arc_fpu_build): Define.
3250 (DEFAULT_arc_mpy_option): Define.
3251 * config/arc/arc-protos.h (arc_init): Delete.
3252 * config/arc/arc.c (arc_cpu_name): New variable.
3253 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
3254 (arc_arc700, arc_arc600, arc_arc601): New variable.
3255 (arc_init): Add static; remove selection of default tune value,
3256 cleanup obsolete error messages.
3257 (arc_override_options): Make use of .def files for selecting the
3258 right cpu and option configurations.
3259 * config/arc/arc.h (stdbool.h): Include.
3260 (TARGET_CPU_DEFAULT): Define.
3261 (CPP_SPEC): Remove mcpu=NPS400 handling.
3262 (arc_cpu_to_as): Declare.
3263 (EXTRA_SPEC_FUNCTIONS): Define.
3264 (OPTION_DEFAULT_SPECS): Likewise.
3265 (ASM_DEFAULT): Remove.
3266 (ASM_SPEC): Use arc_cpu_to_as.
3267 (DRIVER_SELF_SPECS): Remove deprecated options.
3268 (arc_base_cpu): Declare.
3269 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
3270 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
3272 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
3273 * config/arc/arc.md (attr_cpu): Remove.
3274 * config/arc/arc.opt (mno-mpy): Deprecate.
3275 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
3276 (mcpu=ARCHS): Remove.
3277 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
3279 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
3280 (arc_fpu): Use new defines.
3281 (mpy-option): Change to use numeric or string like inputs.
3282 * config/arc/t-arc (driver-arc.o): New target.
3283 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
3284 * config/arc/t-arc-newlib: Delete.
3285 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
3286 * doc/invoke.texi (ARC): Update arc options.
3288 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
3290 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
3291 insn at the beginning of the constant pool.
3292 (mips_insert_insn_pseudos): New function.
3293 (mips_machine_reorg2): Call it.
3294 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
3295 UNSPEC_INSN_PSEUDO enum values.
3296 (insn_pseudo, consttable): New insns.
3298 2016-11-15 Michael Matz <matz@suse.de>
3300 PR missed-optimization/77881
3301 * combine.c (simplify_comparison): Remove useless subregs
3302 also inside the loop, not just after it.
3303 (make_compound_operation): Recognize some subregs as being
3306 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3307 Alan Hayward <alan.hayward@arm.com>
3308 David Sherwood <david.sherwood@arm.com>
3310 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
3313 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3315 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
3316 for using xxinsertw and vinsert{b,h} on ISA 3.0.
3318 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
3319 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
3320 vinsert{b,h} on ISA 3.0.
3322 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
3324 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
3325 and cmpnop in two steps: first the ones not accessed in original gimple
3326 expression in a endian independent way and then the ones not accessed
3327 in the final result in an endian-specific way.
3328 (bswap_replace): Stop doing big endian adjustment.
3330 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
3332 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
3333 (*ashl<mode>3_doubleword): Ditto.
3335 2016-11-14 Martin Liska <mliska@suse.cz>
3337 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
3339 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
3340 Richard Biener <rguenther@suse.de>
3342 * doc/invoke.texi (fgimple): Document.
3343 * dumpfile.h (TDF_GIMPLE): Add.
3344 * dumpfile.c (dump_options): Add gimple.
3345 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
3347 (dump_gimple_label): Likewise.
3348 (dump_gimple_phi): Likewise.
3349 (dump_gimple_bb_header): Likewise.
3350 (dump_phi_nodes): Likewise.
3351 (pp_cfg_jump): Likewise. Pass in dump flags.
3352 (dump_implicit_edges): Adjust.
3353 * passes.c (pass_init_dump_file): Do not dump function header
3355 * tree-cfg.c (dump_function_to_file): Dump function return type
3356 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
3358 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
3359 (dump_generic_node): Likewise.
3360 * function.h (struct function): Add pass_startwith member.
3361 * passes.c (execute_one_pass): Implement startwith.
3362 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
3363 and assign proper version for parsed ssa names.
3364 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
3365 * internal-fn.c (expand_PHI): New function.
3366 * internal-fn.h (expand_PHI): Declared here.
3367 * internal-fn.def: New defination for PHI.
3368 * tree-cfg.c (lower_phi_internal_fn): New function.
3369 (build_gimple_cfg): Call it.
3370 (verify_gimple_call): Condition for passing label as arg in internal
3372 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
3373 present PHIs with arguments.
3375 2016-11-14 Martin Liska <mliska@suse.cz>
3378 * common.opt: Add prefer-atomic as a new enum value for
3380 * coretypes.h: Likewise.
3381 * doc/invoke.texi: Document the new option value.
3382 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
3383 * tree-profile.c (tree_profiling): Select default value
3384 of -fprofile-update when 'prefer-atomic' is selected.
3386 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3388 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
3389 (cortex_a57_alu_shift): ...here.
3391 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3393 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
3395 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
3396 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
3397 (<optab>si3_insn_uxtw): Likewise.
3398 (<optab><mode>3_insn): Likewise.
3399 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
3400 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
3401 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
3402 (<optab><mode>): Likewise.
3403 (insv<mode>): Likewise.
3404 (andim_ashift<mode>_bfiz): Likewise.
3405 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
3406 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
3407 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
3408 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
3409 (exynos_m1_alu_p): Likewise.
3410 * config/arm/types.md: Add bfx.
3411 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
3413 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3415 * config/aarch64/aarch64.c (cortexa57_vector_cost):
3416 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
3418 2016-11-14 Richard Biener <rguenther@suse.de>
3420 PR tree-optimization/78312
3421 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
3422 flow-sensitive info.
3424 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
3427 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
3428 * config/avr/avr.opt (-mabsdata): New option.
3429 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
3430 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
3431 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
3432 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
3433 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
3434 spec depending on AVR_ISA_LDS.
3435 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
3437 2016-11-13 Jakub Jelinek <jakub@redhat.com>
3439 * match.pd: Don't try to compare addresses of variables with
3442 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
3444 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
3445 (propagate_vr_accross_jump_function): Handle unary expressions.
3446 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3447 (load_from_param_1): New.
3448 (load_from_unmodified_param): Factor common part into load_from_param_1.
3449 (load_from_param): New.
3450 (compute_complex_assign_jump_func): Handle unary expressions.
3451 (update_jump_functions_after_inlining): Likewise.
3452 (ipa_write_jump_function): Likewise.
3453 (ipa_read_jump_function): Likewise.
3455 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3458 * doc/invoke.texi: Document Wrestrict.
3459 * pretty-print.c (pp_format): Add case for "Z" specifier.
3460 (test_pp_format): Test "Z" specifier.
3462 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
3464 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
3465 original function needs a static chain.
3467 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
3470 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
3473 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
3476 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
3477 return early if !optional_tbtab.
3479 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
3481 PR rtl-optimization/59461
3482 * doc/rtl.texi (paradoxical subregs): Add missing word.
3483 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
3484 in modes with precision larger than that of last_set_mode.
3485 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
3486 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
3487 REGs to paradoxical SUBREGs.
3488 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
3489 larger than a word before invoking LOAD_EXTEND_OP on it.
3491 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3494 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
3495 element order for little endian ordering.
3497 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
3498 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
3501 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
3504 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
3505 when calculating operand 2.
3506 (rotate to rotatex zext splitter): Ditto.
3508 2016-11-11 Jeff Law <law@redhat.com>
3510 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
3512 (stmt_uses_name_in_undefined_way): New function, extracted from
3513 find_implicit_erroneous_behavior and extended for div/mod case.
3514 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
3515 find_explicit_erroneous_behavior and extended for div/mod case.
3516 (find_implicit_erroneous_behavior): Use new helper function.
3517 (find_explicit_erroneous_behavior): Use new helper function.
3519 2016-11-11 Richard Biener <rguenther@suse.de>
3521 PR tree-optimization/71575
3522 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
3525 2016-11-11 Richard Biener <rguenther@suse.de>
3528 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
3529 about uninitialized destination arg of BIT_INSERT_EXPR.
3531 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
3534 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
3535 terminology. Expand to remove ambiguity.
3537 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
3539 PR rtl-optimization/78232
3540 * combine.c (try_combine): Add a big comment about why reusing i2dest
3542 (change_zero_ext): Do not call simplify_gen_binary, do the
3543 simplifications manually.
3545 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
3547 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
3548 enable HImode and QImode to go in vector registers by default if
3549 the -mvsx-small-integer option is enabled.
3550 (rs6000_secondary_reload_simple_move): Likewise.
3551 (rs6000_preferred_reload_class): Don't force integer constants to
3552 be loaded into vector registers that we can easily make into
3553 memory (or being created in the GPRs and moved over with direct move).
3554 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
3555 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
3556 vector extraction on ISA 3.0 when the scalar integer can be
3557 allocated in vector registers. Generate the VEC_SELECT directy,
3558 and don't use UNSPEC's to avoid having the scalar type in a vector
3559 register. Make the expander target registers, and let the
3560 combiner fold in results storing to memory, if the machine
3562 (vsx_extract_<mode>_di): Likewise.
3563 (vsx_extract_<mode>_p9): Likewise.
3564 (vsx_extract_<mode>_di_p9): Likewise.
3565 (vsx_extract_<mode>_store_p9): Likewise.
3566 (vsx_extract_si): Likewise.
3567 (vsx_extract_<mode>_p8): Likewise.
3568 (p9_lxsi<wd>zx): Delete, no longer used.
3569 (p9_stxsi<wd>x): Likewise.
3570 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
3571 integers in vector registers for ISA 3.0.
3572 (QHI): Update comment.
3573 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
3574 vector extract instructions in sign/zero extend.
3575 (zero_extendhi<mode>): Likewise.
3576 (extendqi<mode>): Likewise.
3577 (extendhi<mode>2): Likewise.
3578 (HImode splitter for load/sign extend in vector register): Likewise.
3579 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
3580 optimizing floating point conversions to/from small data types and
3581 rewrite it to support QImode/HImode being allowed in vector
3582 registers on ISA 3.0.
3583 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
3584 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
3585 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
3586 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
3587 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
3588 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
3589 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
3590 VSPLITISW on ISA 2.07.
3591 (movhi_internal): Combine movhi_internal and movqi_internal into
3592 one mov<mode>_internal with an iterator. Add support for QImode
3593 and HImode being allowed in vector registers. Make large number
3594 of attributes and constraints easier to read.
3595 (movqi_internal): Likewise.
3596 (mov<mode>_internal): Likewise.
3597 (movdi_internal64): Fix constraint to allow loading -16..15 with
3598 VSPLITISW on ISA 2.07.
3599 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
3602 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
3604 PR rtl-optimization/78241
3605 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
3606 but emit initial peel copy if niter expr is not reliable.
3608 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
3610 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
3611 (maybe_record_trace_start): If the CFI is different on the new and
3612 old paths, print out both to the dump file before ICEing.
3614 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
3616 * target.def (additional_allocno_class_p): New.
3617 * hooks.h (hook_bool_reg_class_t_false): New prototype.
3618 * hooks.c (hook_bool_reg_class_t_false): New.
3619 * ira.c (setup_allocno_and_important_classes): Use the new hook.
3620 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
3621 * doc/tm.texi: Update.
3623 2016-11-10 Jason Merrill <jason@redhat.com>
3625 * gengtype.c (new_structure): Append to structures list.
3626 (find_structure): Likewise.
3628 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
3630 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
3631 this_dir is 2. Check for this_dir non-zero before dir != this_dir
3634 2016-11-10 Jakub Jelinek <jakub@redhat.com>
3636 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
3637 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
3639 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
3640 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
3641 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
3642 teams distribute parallel for simd even to distribute and teams
3643 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
3644 OMP_CLAUSE_DEPEND_SINK case.
3645 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
3646 (omp_no_lastprivate): Removed.
3647 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
3648 (gimplify_omp_for): Likewise.
3649 (computable_teams_clause): Fail for automatic vars from current
3650 function not yet seen in bind expr.
3651 * langhooks.c (lhd_omp_scalar_p): New function.
3652 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
3653 * varpool.c (varpool_node::get_create): Set node->offloading
3654 even for DECL_EXTERNAL decls.
3655 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
3656 (LANG_HOOKS_OMP_SCALAR_P): Define.
3657 (LANG_HOOKS_DECLS): Use it.
3659 2016-11-10 Martin Liska <mliska@suse.cz>
3662 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
3663 only when SWITCH_BODY is a BIND_EXPR.
3665 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
3668 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
3669 on the context only when it has no DIE yet.
3671 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
3673 * arm.h (target_cpus): Delete.
3674 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
3675 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
3676 (all_architectures): Likewise.
3677 (arm_option_override): Adjust use of CPU enums.
3678 (arm_sched_reorder): Likewise.
3679 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
3680 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
3681 * arm/genopt.sh (processor_type): Prefix enumeration entries with
3683 * arm-tables.opt: Regenerated.
3685 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
3687 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
3689 * config/aarch64/aarch64-tune.md: Regenerated.
3690 * config/arm/arm-cores.def (falkor): New core.
3691 * config/arm/arm-tables.opt: Regenerated.
3692 * config/arm/arm-tune.md: Regenerated.
3693 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
3694 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
3695 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
3696 (ARM Options/-mtune): Likewise.
3698 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
3701 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3703 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
3704 (propagate_vr_accross_jump_function): Likewise.
3705 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3706 (load_from_param_1): New.
3707 (load_from_unmodified_param): Factor common part into load_from_param_1.
3708 (load_from_param): New.
3709 (compute_complex_assign_jump_func): Handle unary expressions.
3710 (ipa_write_jump_function): Likewise.
3711 (ipa_read_jump_function): Likewise.
3713 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
3715 * simplify-rtx.c (simplify_binary_operation_1): Simplify
3716 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
3717 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
3720 2016-11-09 David Malcolm <dmalcolm@redhat.com>
3722 * print-rtl-function.c: Include varasm.h.
3723 (print_any_param_name): New function.
3724 (print_param): New function.
3725 (print_rtx_function): Call print_param for each argument.
3726 * print-rtl.c (rtx_writer::finish_directive): New function.
3727 * print-rtl.h (rtx_writer::finish_directive): New decl.
3729 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
3732 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
3733 operand 0 as earlyclobber.
3734 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
3736 2016-11-09 Martin Liska <mliska@suse.cz>
3738 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
3740 2016-11-09 Jakub Jelinek <jakub@redhat.com>
3743 * builtins.c (expand_builtin_memcmp): Formatting fix.
3745 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
3746 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
3747 or of them, renumber other enumerators.
3748 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
3749 * doc/invoke.texi: Document -fsanitize=shift-base and
3750 -fsanitize-shift-exponent, document -fsanitize=shift as
3751 having those 2 suboptions.
3753 2016-11-09 Richard Biener <rguenther@suse.de>
3755 * fold-const.c (tree_swap_operands_p): Remove unused arg.
3756 * fold-const.c (tree_swap_operands_p): Likewise.
3757 (fold_binary_loc): Adjust.
3758 (fold_ternary_loc): Likewise.
3759 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
3760 * gimple-fold.c (fold_stmt_1): Likewise.
3761 * gimple-match-head.c (gimple_resimplify2): Likewise.
3762 (gimple_resimplify3): Likewise.
3763 (gimple_simplify): Likewise.
3764 * tree-ssa-dom.c (record_equality): Likewise.
3765 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
3766 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3767 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
3769 2016-11-09 Richard Biener <rguenther@suse.de>
3771 * tree-ssa-dom.c (canonicalize_comparison): Remove.
3772 (optimize_stmt): Remove redundant pre-propagation canonicalization
3773 of comparison operand order.
3775 2016-11-09 Martin Liska <mliska@suse.cz>
3777 * fold-const-call.c (fold_const_call): Fix the folding.
3779 2016-11-09 Richard Biener <rguenther@suse.de>
3781 * common.opt (flag_evaluation_order): Remove.
3782 * expr.c (expand_operands): Remove code guarded by
3783 flag_evaluation_order.
3784 * fold-const.c (reorder_operands_p): Remove, it always returns
3786 (negate_expr_p): Remove calls to reorder_operands_p.
3787 (fold_negate_expr): Likewise.
3788 (tree_swap_operands_p): Likewise.
3789 (fold_binary_loc): Likewise.
3791 2016-11-09 Andreas Schwab <schwab@suse.de>
3794 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
3795 insns operating on a register.
3797 2016-11-09 Richard Biener <rguenther@suse.de>
3799 PR tree-optimization/78007
3800 * tree-vect-stmts.c (vectorizable_bswap): New function.
3801 (vectorizable_call): Call vectorizable_bswap for
3802 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
3804 2016-11-09 Richard Biener <rguenther@suse.de>
3806 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
3807 Look at the DR_BASE_ADDRESS object for forcing alignment.
3809 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3811 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
3812 (propagate_vr_accross_jump_function): Likewise.
3813 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3814 (load_from_param_1): New.
3815 (load_from_unmodified_param): Factor common part into load_from_param_1.
3816 (load_from_param): New.
3817 (compute_complex_assign_jump_func): Handle unary expressions.
3818 (ipa_write_jump_function): Likewise.
3819 (ipa_read_jump_function): Likewise.
3821 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3824 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
3825 Also fold constant passed as argument while computing value range.
3826 (propagate_constants_accross_call): Pass param type.
3827 * ipa-prop.c: export ipa_get_callee_param_type.
3828 * ipa-prop.h: export ipa_get_callee_param_type.
3830 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
3832 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
3833 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
3835 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
3837 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
3838 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
3839 ASAN_STACK_MAGIC_MIDDLE.
3840 (asan_global_struct): Increase the size of fields.
3841 (asan_add_global): Add new field constructor.
3842 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
3843 __asan_version_mismatch_check_v8.
3845 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
3847 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
3850 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
3853 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
3854 Handle ASHIFT and LSHIFTRT.
3855 (dimode_scalar_chain::compute_convert_gain): Ditto.
3856 (dimode_scalar_chain::convert_insn): Ditto.
3858 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3860 * gimple-ssa-store-merging.c: Include selftest.h
3861 (verify_array_eq): New function.
3862 (verify_shift_bytes_in_array): Likewise.
3863 (verify_shift_bytes_in_array_right): Likewise.
3864 (verify_clear_bit_region): Likewise.
3865 (verify_clear_bit_region_be): Likewise.
3866 (store_merging_c_tests): Likewise.
3867 * selftest.h (store_merging_c_tests): Declare prototype.
3868 * selftest-run-tests.c (selftest::run_tests): Run
3869 store_merging_c_tests.
3871 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3873 * config/arm/arm.opt (mold-rtx-costs): Delete.
3874 (mnew-generic-costs): Delete.
3875 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
3876 * config/arm/arm.c (arm_rtx_costs_1): Delete.
3877 (arm_size_rtx_costs): Likewise.
3878 (arm_slowmul_rtx_costs): Likewise.
3879 (arm_fastmul_rtx_costs): Likewise.
3880 (arm_xscale_rtx_costs): Likewise.
3881 (arm_9e_rtx_costs): Likewise.
3882 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
3883 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
3884 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
3885 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
3886 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
3887 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
3888 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
3889 arm_cortex_m7_tune):
3890 Delete rtx_costs field.
3891 (arm_new_rtx_costs): Rename to...
3892 (arm_rtx_costs_internal): ... This.
3893 (arm_rtx_costs): Remove old way of doing rtx costs.
3895 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3897 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
3898 (arm_fastmul_tune): Likewise.
3899 (arm_strongarm_tune): Likewise.
3900 (arm_xscale_tune): Likewise.
3901 (arm_9e_tune): Likewise.
3902 (arm_marvell_pj4_tune): Likewise.
3903 (arm_v6t2_tune): Likewise.
3904 (arm_v6m_tune): Likewise.
3905 (arm_fa726te_tune): Likewise.
3907 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3909 PR tree-optimization/78234
3910 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
3913 2016-11-08 Martin Liska <mliska@suse.cz>
3916 * dbgcnt.def: Add new debug counter asan_use_after_scope.
3917 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
3918 with a value expr. Do not add artificial variables to
3919 live_switch_vars. Use the debug counter.
3920 (gimplify_target_expr): Use the debug counter.
3921 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
3922 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
3923 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
3925 2016-11-08 Richard Biener <rguenther@suse.de>
3927 * tree-vect-stmts.c (get_group_load_store_type): If the
3928 access is aligned do not trigger peeling for gaps.
3929 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
3930 force alignment of vars with DECL_USER_ALIGN.
3932 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
3934 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
3936 2016-11-08 Richard Biener <rguenther@suse.de>
3938 PR tree-optimization/78205
3939 * tree-vect-stmts.c (vectorizable_load): Move check whether
3940 we may run into gaps when BB vectorizing SLP permutations ...
3941 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
3942 here where we can do a more precise check.
3944 2016-11-08 Richard Biener <rguenther@suse.de>
3946 PR tree-optimization/78224
3947 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
3948 Split the fallthru edge in case its successor may have PHIs.
3949 Do not free dominance info.
3951 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3954 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
3955 EH info even for bzhi and pdep/pext.
3957 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
3959 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
3960 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
3962 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
3964 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
3966 * config/rs6000/vector.md (div<mode>3): Ditto.
3968 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
3970 * configure.ac (.hidden): Change to conftest_s string. Provide string
3972 (gcc_cv_ld_hidden): Yes for AIX.
3973 * configure: Regenerate.
3975 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
3977 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
3978 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
3979 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
3980 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
3981 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3982 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
3984 (rs6000_xcoff_visibility): New.
3985 (rs6000_xcoff_declare_function_name): Add visibility support.
3986 (rs6000_xcoff_asm_globalize_decl_name): New.
3987 (rs6000_xcoff_asm_output_aligned_decl_common): New.
3988 (rs6000_asm_weaken_decl): New.
3989 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
3990 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
3993 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
3996 * incpath.c (remove_dup): Also silently ignore EPERM.
3998 2016-11-07 Martin Jambor <mjambor@suse.cz>
4000 * tree.c (verify_type_variant): Use pointer comparison to check that
4001 TYPE_SIZE_UNIT match.
4003 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4006 * dse.c (dse_step5): Call scan_reads even if just
4007 insn_info->frame_read. Improve and fix dump file messages.
4010 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
4011 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
4013 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4016 * match.pd: Add following two patterns:
4017 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
4018 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
4020 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
4022 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
4023 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
4024 * rtl.h (duplicate_reg_notes): Declare.
4025 * rtlanal.c (duplicate_reg_note): New function.
4027 PR rtl-optimization/77309
4028 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
4029 don't assume an equality comparison for plain COMPARE.
4030 (simplify_comparison): Pass a more accurate code to
4031 make_compound_operation.
4033 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
4035 * target.def (compute_pressure_classes): New target hook.
4036 * doc/tm.texi.in: Document it.
4037 * doc/tm.texi: Regenerate.
4038 * ira.c (setup_pressure_classes): Call target hook if defined.
4040 2016-11-07 David Malcolm <dmalcolm@redhat.com>
4042 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
4044 (rtx_writer::print_rtx): In compact mode, omit trailing operands
4045 that have the default values.
4046 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
4048 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
4049 label string from expected dump.
4050 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
4053 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4056 * alias.c (nonoverlapping_memrefs_p): If one decl is
4057 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
4059 2016-11-07 Richard Biener <rguenther@suse.de>
4062 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
4065 2016-11-07 Richard Biener <rguenther@suse.de>
4067 PR tree-optimization/78218
4068 * gimple-ssa-store-merging.c
4069 (pass_store_merging::terminate_all_aliasing_chains):
4070 Drop unused argument, fix alias check to also consider uses.
4071 (pass_store_merging::execute): Adjust.
4073 2016-11-07 Richard Biener <rguenther@suse.de>
4075 PR tree-optimization/78228
4076 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
4079 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4082 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
4083 aarch64_simd_shift_imm_<mode> predicate for operand 1.
4084 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
4085 to restrict them to an appropriate range and add FAIL check if the
4086 region they specify is out of range. Delete useless constraint
4088 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
4089 2 and 3 to restrict their range and add pattern predicate.
4091 2016-11-07 Martin Liska <mliska@suse.cz>
4093 * asan.c (enum asan_check_flags): Move the enum to header file.
4094 (asan_init_shadow_ptr_types): Make type creation more generic.
4095 (shadow_mem_size): New function.
4096 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
4097 Rewritten stack unpoisoning code.
4098 (build_shadow_mem_access): Add new argument return_address.
4099 (instrument_derefs): Instrument local variables if use after scope
4100 sanitization is enabled.
4101 (asan_store_shadow_bytes): New function.
4102 (asan_expand_mark_ifn): Likewise.
4103 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
4104 * asan.h (enum asan_mark_flags): Moved here from asan.c
4105 (asan_protect_stack_decl): Protect all declaration that need
4107 (asan_sanitize_use_after_scope): New function.
4108 (asan_no_sanitize_address_p): Likewise.
4109 * cfgexpand.c (partition_stack_vars): Consider
4110 asan_sanitize_use_after_scope in condition.
4111 (expand_stack_vars): Likewise.
4112 * common.opt (-fsanitize-address-use-after-scope): New option.
4113 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
4114 Explain the parameter.
4115 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
4116 * gimplify.c (build_asan_poison_call_expr): New function.
4117 (asan_poison_variable): Likewise.
4118 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
4119 variables that have address taken.
4120 (gimplify_decl_expr): Likewise.
4121 (gimplify_target_expr): Likewise for C++ temporaries.
4122 (sort_by_decl_uid): New function.
4123 (gimplify_expr): Unpoison all variables for a label we can jump
4124 from outside of a scope.
4125 (gimplify_switch_expr): Unpoison variables defined in the switch
4127 (gimplify_function_tree): Clear asan_poisoned_variables.
4128 (asan_poison_variables): New function.
4129 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
4130 * internal-fn.c (expand_ASAN_MARK): New function.
4131 * internal-fn.def (ASAN_MARK): Declare.
4132 * opts.c (finish_options): Handle -fstack-reuse if
4133 -fsanitize-address-use-after-scope is enabled.
4134 (common_handle_option): Enable address sanitization if
4135 -fsanitize-address-use-after-scope is enabled.
4136 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
4138 * params.h: Likewise.
4139 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
4140 * sanitizer.def: Define __asan_poison_stack_memory and
4141 __asan_unpoison_stack_memory functions.
4142 * asan.c (asan_mark_poison_p): New function.
4143 (transform_statements): Handle asan_mark_poison_p calls.
4144 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
4146 2016-11-07 Tamar Christina <tamar.christina@arm.com>
4149 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
4151 2016-11-07 Martin Liska <mliska@suse.cz>
4153 * tree-profile.c (gimple_gen_time_profiler): Set proper type
4154 to time_profiler_counter_ptr.
4156 2016-11-07 Richard Biener <rguenther@suse.de>
4158 PR tree-optimization/37150
4159 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
4161 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
4162 (vect_analyze_slp_cost_1): Account for the real number of
4163 permutations emitted and for dead loads.
4164 (vect_transform_slp_perm_load): Add n_perms parameter counting
4165 the number of emitted permutations.
4166 * tree-vect-stmts.c (vectorizable_load): Adjust.
4168 2016-11-07 Richard Biener <rguenther@suse.de>
4170 PR tree-optimization/78189
4171 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
4172 alignment computation.
4174 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
4176 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
4178 2016-11-05 Martin Sebor <msebor@redhat.com>
4180 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
4183 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
4187 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
4189 2016-11-04 Jakub Jelinek <jakub@redhat.com>
4192 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
4193 doesn't have rtl set.
4195 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4197 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
4198 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
4199 rs6000_gimple_fold_builtin.
4200 (rs6000_gimple_fold_builtin): New function. Add handling for
4201 early expansion of vector addition builtins.
4203 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4205 * expr.h (copy_blkmode_from_reg): Delete.
4206 * expr.c (copy_blkmode_from_reg): Make static.
4208 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4210 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
4211 * combine.c (LOAD_EXTEND_OP): Delete.
4212 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
4213 * cse.c (LOAD_EXTEND_OP): Delete.
4214 * fold-const.c (LOAD_EXTEND_OP): Likewise.
4215 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
4216 * postreload.c (LOAD_EXTEND_OP): Delete.
4217 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
4218 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
4219 (find_reloads): Likewise.
4220 * reload1.c (eliminate_regs_1): Likewise.
4221 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
4222 (num_sign_bit_copies1): Likewise.
4224 2016-11-04 David Malcolm <dmalcolm@redhat.com>
4226 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
4227 (selftest::ix86_test_dumping_hard_regs): New function.
4228 (selftest::ix86_run_selftests): New function.
4229 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
4230 selftest::ix86_run_selftests.
4231 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
4232 * doc/tm.texi: Regenerate
4233 * selftest-rtl.h: New file.
4234 * rtl-tests.c: Include "selftest-rtl.h".
4235 (selftest::assert_rtl_dump_eq): Make non-static.
4236 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
4237 (selftest::test_dumping_regs): Update comment.
4238 * selftest-run-tests.c: Include "target.h".
4239 (selftest::run_tests): If non-NULL, call
4240 targetm.run_target_selftests.
4241 * target.def (run_target_selftests): New hook.
4243 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4245 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
4246 representative core for this architecture.
4247 * config/arm/arm-cores.def (cortex-m33): Define new processor.
4248 * config/arm/arm-tables.opt: Regenerate.
4249 * config/arm/arm-tune.md: Likewise.
4250 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
4251 valid -mcpu options.
4252 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
4254 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4256 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
4257 representative core for this architecture.
4258 * config/arm/arm-cores.def (cortex-m23): Define new processor.
4259 * config/arm/arm-tables.opt: Regenerate.
4260 * config/arm/arm-tune.md: Likewise.
4261 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
4262 this tuning parameters apply to in the comment.
4263 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
4264 valid -mcpu options.
4265 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
4267 2016-11-04 Bin Cheng <bin.cheng@arm.com>
4269 * fold-const.c (fold_cond_expr_with_comparison): Remove call
4270 to pedantic_non_lvalue_loc. Remove useless code for lvalue
4271 where cond_expr can't be a lvalue.
4273 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
4275 * config/arc/arc.c (arc_process_double_reg_moves): Use
4277 * config/arc/arc.md (movsi_insn): Disable unsupported move
4278 instructions for ARCv2 cores.
4279 (movdi): Use prepare_move_operands.
4280 (movsf, movdf): Use move_dest_operand predicate.
4281 * config/arc/constraints.md (Chs): Enable when barrel shifter is
4283 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
4284 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
4286 (dexcl_3op_peep2_insn_nores): Likewise.
4287 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
4288 (LINK_COMMAND_SPEC): Remove.
4290 2016-11-04 Richard Biener <rguenther@suse.de>
4293 * loop-invariant.c (find_exits): Record entering inner
4294 loops as possibly exiting to handle infinite sub-loops.
4295 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
4296 (fill_always_executed_in_1): Honor infinite child loops.
4298 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4301 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
4302 has already been adjusted for endianness, so don't adjust it any
4306 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
4307 ICmode unless we have standard PowerPC floating point.
4308 * config/rs6000/rs6000.md (FP iterator): Likewise.
4309 (FMOVE128 iterator): Likewise.
4311 2016-11-03 Jakub Jelinek <jakub@redhat.com>
4312 Alexandre Oliva <aoliva@redhat.com>
4313 Jason Merrill <jason@redhat.com>
4317 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
4319 * langhooks.c (lhd_type_dwarf_attribute): New function.
4320 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
4321 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
4322 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
4323 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
4324 (check_qualified_type, check_aligned_type): Call it.
4325 * dwarf2out.c (modified_type_die): Don't use type_main_variant
4326 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
4327 check_base_type and check_lang_type.
4328 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
4329 return early. For pointer-to-data-member add DW_AT_use_location
4331 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
4333 (gen_type_die_with_usage): Don't use type_main_variant
4334 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
4335 check_base_type and check_lang_type. Formatting fixes. Call
4336 get_debug_type langhook.
4338 2016-11-03 Jason Merrill <jason@redhat.com>
4340 * tree.c (check_lang_type): New.
4341 (check_qualified_type): Use it.
4342 (check_aligned_type): Use it.
4343 * tree.h: Declare it.
4345 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
4347 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
4348 (arm*-freebsd*): Likewise.
4349 (arm*-*-netbsdelf*): Likewise.
4350 (arm*-*-linux*): Likewise.
4351 (arm*-*-uclinux*eabi*): Likewise.
4352 (arm*-*-phoenix*): Likewise.
4353 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
4354 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
4355 specified. Default to arm6 if target_cpu_cname is not set.
4356 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
4357 default cpu has been correctly configured.
4358 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
4359 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
4360 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
4361 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
4362 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
4363 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
4364 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
4366 2016-11-03 Jiong Wang <jiong.wang@arm.com>
4368 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
4369 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
4370 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
4371 (output_cfa_loc): Support DW_CFA_val_expression.
4372 (output_cfa_loc_raw): Likewise.
4373 (output_cfi): Likewise.
4374 (output_cfi_directive): Likewise.
4375 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
4376 (dw_cfi_oprnd2_desc): Likewise.
4377 (mem_loc_descriptor): Recognize new pattern generated for value
4380 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
4382 PR rtl-optimization/78186
4383 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
4384 well, when converting to IOR.
4386 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
4388 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
4389 (vec_interleave_highv8qi): Likewise.
4391 2016-11-03 Martin Liska <mliska@suse.cz>
4393 * profile.c (instrument_values): Fix coding style.
4394 (branch_prob): Use renamed function.
4395 * tree-profile.c (init_ic_make_global_vars): Likewise.
4396 (gimple_init_edge_profiler): Rename to
4397 gimple_init_gcov_profiler.
4398 tree_time_profiler_counter variable declaration.
4399 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
4401 * value-prof.h: Remove an argument.
4403 2016-11-03 Richard Biener <rguenther@suse.de>
4405 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
4406 symtab_node::get_create.
4408 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4410 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
4411 Move comments into more natural position.
4413 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
4415 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
4416 (PTRDIFF_TYPE): Define as int.
4418 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4420 * ccmp.c (expand_ccmp_expr_1): Adjust.
4421 (expand_ccmp_expr): Likewise.
4422 (expand_ccmp_next): Likewise.
4423 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
4424 (aarch64_gen_ccmp_first): Likewise.
4425 * doc/tm.texi: Regenerate.
4426 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
4427 (gen_ccmp_next): Likewise.
4429 2016-11-03 Bin Cheng <bin.cheng@arm.com>
4431 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
4432 (vect_is_simple_reduction): Swap cond_reduction by inversion.
4434 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
4436 * config/i386/i386.c (ix86_init_libfuncs): New. Call
4437 darwin_rename_builtins here.
4438 (ix86_expand_divmod_libfunc): New.
4439 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
4440 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
4442 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
4443 Nathan Sidwell <nathan@acm.org>
4445 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
4447 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
4449 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
4451 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
4452 to format MODE_INT and MODE_PARTIAL_INT literals.
4454 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
4457 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
4458 NULL if TARGET_SPE_ABI.
4460 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4462 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
4463 clear padding bits even when they're less than a byte.
4465 2016-11-02 Richard Biener <rguenther@suse.de>
4467 * gimple-ssa-store-merging.c: Include gimplify-me.h.
4468 (imm_store_chain_info::output_merged_stores): Force base_addr
4469 to be proper GIMPLE for a MEM_REF address.
4470 (pass_store_merging::execute): Restrict negative bitpos
4471 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
4472 check. Take into account non-NULL_TREE offset if the base
4473 is already addressable.
4475 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
4477 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
4479 (aarch64_be_crypto_sha1hv4si): New pattern.
4481 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
4483 * config/aarch64/aarch64.md (add<mode>3): Remove
4484 redundant code. Don't split frame based additions.
4486 2016-11-02 Richard Biener <rguenther@suse.de>
4488 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
4489 redundant val and dest members.
4490 (store_immediate_info::store_immediate_info): Adjust.
4491 (merged_store_group::merged_store_group): Adjust.
4492 (merged_store_group::apply_stores): Likewise.
4493 (struct imm_store_chain_info): Add base_addr field.
4494 (imm_store_chain_info::imm_store_chain_info): New constructor.
4495 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
4496 (imm_store_chain_info::output_merged_store): Likewise. Use
4497 addr_base which is already the address.
4498 (imm_store_chain_info::output_merged_stores): Likewise.
4499 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
4500 imm_store_chain_info instead of base. Fix alias check.
4501 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
4502 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
4503 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
4504 use the address of the base and adjust for other changes.
4506 2016-11-02 Martin Liska <mliska@suse.cz>
4508 * fold-const-call.c (host_size_t_cst_p): Test whether
4509 t is convertible to size_t.
4511 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4513 PR tree-optimization/78170
4514 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
4515 introduced by native_encode_expr on little-endian as well.
4517 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4519 PR tree-optimization/78162
4520 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
4523 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4525 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
4527 (aarch64_next_callee_save): Likewise.
4528 (aarch64_pushwb_single_reg): Likewise.
4529 (aarch64_gen_storewb_pair): Likewise.
4530 (aarch64_push_regs): Likewise.
4531 (aarch64_gen_loadwb_pair): Likewise.
4532 (aarch64_pop_regs): Likewise.
4533 (aarch64_gen_store_pair): Likewise.
4534 (aarch64_gen_load_pair): Likewise.
4535 (aarch64_save_callee_saves): Likewise.
4536 (aarch64_restore_callee_saves): Likewise.
4538 2016-11-02 Richard Biener <rguenther@suse.de>
4540 PR tree-optimization/78035
4541 PR tree-optimization/77964
4542 * gimple-pretty-print.c (pp_points_to_solution): Print
4543 vars_contains_interposable.
4544 * tree-ssa-alias.c: Include varasm.h.
4545 (ptrs_compare_unequal): Check vars_contains_interposable and
4546 decl_binds_to_current_def_p.
4547 (dump_points_to_solution): Dump vars_contains_interposable.
4548 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
4550 * tree-ssa-structalias.c: Include varasm.h.
4551 (set_uids_in_ptset): Record whether vars contains a
4552 not decl_binds_to_current_def_p variable in vars_contains_interposable.
4553 (ipa_escaped_pt): Update initializer.
4555 2016-11-02 Richard Biener <rguenther@suse.de>
4557 PR tree-optimization/78047
4558 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
4559 fake field at offset zero conservatively regarding to may_have_pointers.
4561 2016-11-02 Richard Biener <rguenther@suse.de>
4563 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
4564 infer_value_range on stmt ops and update value-ranges.
4565 Dump visited stmts and blocks.
4566 (evrp_dom_walker::push_value_range): Dump changes.
4567 (evrp_dom_walker::pop_value_range): Likewise.
4568 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
4570 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4572 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
4574 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
4576 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4578 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
4579 and adjust for that.
4580 * cfgrtl.h (delete_insn_chain): Adjust prototype.
4582 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4584 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
4586 (transcode_memory_rtx): Likewise.
4587 (move_to_acc): Likewise.
4588 (move_from_acc): Likewise.
4589 (move_acc_to_reg): Likewise.
4590 (move_to_x): Likewise.
4591 (move_to_hl): Likewise.
4592 (move_to_de): Likewise.
4593 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
4594 (rs6000_emit_savres_rtx): Likewise.
4595 (rs6000_emit_prologue): Likewise.
4596 * reorg.c (update_reg_unused_notes): Likewise.
4597 * rtl.h (remove_note): Adjust prototype.
4598 * rtlanal.c (remove_note): Make argument type rtx_insn *.
4600 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4602 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
4603 variables so some can be rtx_insn *.
4604 (alpha_emit_xfloating_libcall): Likewise.
4605 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
4606 (mips_legitimize_tls_address): Likewise.
4607 * optabs.c (expand_binop): Likewise.
4608 * reload1.c (gen_reload): Likewise.
4610 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4612 * reorg.c (relax_delay_slots): Split up the trial variable.
4614 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4616 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
4617 of variables rtx_insn *.
4618 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
4619 (legitimize_tls_address): Likewise.
4620 * config/bfin/bfin.c (hwloop_optimize): Likewise.
4621 (bfin_gen_bundles): Likewise.
4622 * config/c6x/c6x.c (reorg_split_calls): Likewise.
4623 (c6x_reorg): Likewise.
4624 * config/frv/frv.c (frv_reorder_packet): Likewise.
4625 * config/i386/i386.c (ix86_split_idivmod): Likewise.
4626 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
4627 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
4628 * config/mn10300/mn10300.c: Likewise.
4629 * config/rl78/rl78.c: Likewise.
4630 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
4631 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
4632 (sh_expand_cmpnstr): Likewise.
4633 (sh_expand_strlen): Likewise.
4634 (sh_expand_setmem): Likewise.
4635 * config/sh/sh.md: Likewise.
4636 * emit-rtl.c (emit_pattern_before): Likewise.
4637 * except.c: Likewise.
4638 * final.c: Likewise.
4641 2016-11-01 Jason Merrill <jason@redhat.com>
4643 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
4644 a COND_EXPR with constant condition.
4646 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4648 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
4649 and its initialization.
4651 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4653 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
4656 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4658 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
4659 argument, don't call add_linkage_name if it is true.
4660 (gen_variable_die): For C++ inline static data members, consider the
4661 initial call when old_die is NULL to be declaration and call
4662 add_name_and_src_coords_attributes in that case with true as
4663 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
4664 (gen_member_die): For C++ inline static data members, emit a
4665 definition DIE right away in DW_TAG_compile_unit context.
4667 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
4670 * config/pa/pa.md: Add new shift/add patterns to handle
4671 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
4673 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
4675 * config/xtensa/xtensa-protos.h
4676 (xtensa_use_return_instruction_p): New prototype.
4677 * config/xtensa/xtensa.c (xtensa_current_frame_size,
4678 xtensa_callee_save_size): Remove.
4679 (struct machine_function): Add new fields: current_frame_size,
4680 callee_save_size, frame_laid_out and epilogue_done.
4681 (compute_frame_size, xtensa_expand_prologue,
4682 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
4683 cfun->machine->callee_save_size and xtensa_current_frame_size
4684 with cfun->machine->current_frame_size.
4685 (compute_frame_size): Update cfun->machine->frame_laid_out and
4686 don't update frame layout after reload completion.
4687 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
4688 instead of zeroing xtensa_current_frame_size.
4689 (xtensa_use_return_instruction_p): New function.
4690 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
4692 (INITIAL_ELIMINATION_OFFSET): Use return value of
4693 compute_frame_size instead of xtensa_current_frame_size value.
4694 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
4695 function xtensa_use_return_instruction_p instead of inline code.
4697 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4699 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
4700 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
4701 * dwarf2out.c (rnglist_idx): New variable.
4702 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
4703 (DEBUG_RNGLISTS_SECTION): Define.
4704 (ranges_base_label): New variable.
4705 (size_of_die) <case dw_val_class_range_list>: If using
4706 DW_FORM_rnglistx, count size of uleb128 of range list index.
4707 (value_format) <case dw_val_class_range_list>: For
4708 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
4709 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
4710 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
4711 (add_ranges_num): Remove useless prototype. Don't multiply
4712 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
4713 for new fields added to dw_ranges struct.
4714 (add_ranges): Add maybe_new_sec argument and pass it
4715 through to add_ranges_num.
4716 (note_rnglist_head): New function.
4717 (add_ranges_by_labels): Pass true as maybe_new_sec to
4718 add_ranges_num, call note_rnglist_head on the head of the list.
4719 (output_ranges): Add function comment. Switch to
4720 .debug_ranges section here and emit .Ldebug_ranges0 label.
4721 (index_rnglists, output_rnglists): New functions.
4722 (gen_subprogram_die): Formatting fixes.
4723 (add_high_low_attributes): Don't divide offsets
4724 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
4725 first list element or when pointing into the middle of
4726 a list. Pass true as second argument to add_ranges on the
4727 first block fragment after cold/hot section switch.
4728 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
4729 section instead of .debug_ranges. Initialize
4730 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
4731 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
4732 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
4733 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
4734 Call output_rnglists for -gdwarf-5.
4735 (dwarf2out_c_finalize): Clear rnglist_idx.
4737 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
4739 * combine.c (simplify_compare_const): Add gcc_fallthrough.
4741 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
4742 Tamar Christina <tamar.christina@arm.com>
4744 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
4745 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
4746 (vmaxnmq_f32): Likewise.
4747 (vminnm_f32): Likewise.
4748 (vminnmq_f32): Likewise.
4749 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
4751 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
4754 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4756 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
4757 binary floating point types supported by the hardware except for
4759 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
4760 vector instruction for optimizing extracting a SImode from a
4761 V4SImode vector and converting it to floating point.
4762 (vsx_xvcvuxwdp_df): Likewise.
4763 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
4764 registers to be any VSX register. Move stores to the end of the
4766 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
4767 to optimize extracting a SImode from a V4SImode vector and
4768 converting it to a binary floating point type supported by the
4769 hardware. Use the vector converts instead of extracting the
4770 element, sign extending it, and then converting it to double.
4771 Other floating point types than double first convert to double,
4772 then the double is converted to that type.
4773 (vsx_extract_si_<uns>float_<mode>): Likewise.
4775 2016-10-31 Andrew Pinski <apinski@cavium.com>
4777 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
4778 Rewrite handling of part num to handle the case where
4779 multiple implementers share the same part num.
4781 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
4782 Jakub Jelinek <jakub@redhat.com>
4784 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
4785 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
4787 2016-10-31 Jakub Jelinek <jakub@redhat.com>
4789 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
4790 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
4791 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
4792 (is_cu_die, is_unit_die): Likewise.
4793 (should_move_die_to_comdat, break_out_comdat_types): Adjust
4794 comments for DWARF5 DW_UT_type units.
4795 (output_compilation_unit_header): Add UT argument, output
4796 start of DWARF5 .debug_info section header.
4797 (output_comp_unit): Add dwo_id argument. Adjust
4798 output_compilation_unit_header caller, for DW_UT_split_compile
4799 emit dwo_id field, otherwise padding1. Emit padding2 field.
4800 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
4801 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
4802 (output_skeleton_debug_sections): Add dwo_id argument, for
4803 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
4804 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
4805 DW_UT_type or DW_UT_split_type units rather than .debug_types.
4806 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
4807 DW_TAG_compile_unit for skeleton unit die. Don't add
4808 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
4809 address to output_comp_unit and output_skeleton_debug_sections.
4811 * dwarf2out.c (debug_line_str_section): New variable.
4812 (debug_line_str_hash): Likewise.
4813 (DEBUG_LINE_STR_SECTION): Define.
4814 (set_indirect_string): Handle DW_FORM_line_strp like
4816 (find_string_form): Fix up formatting.
4817 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
4819 (output_die): Handle DW_FORM_line_strp.
4820 (DWARF5_USE_DEBUG_LINE_STR): Define.
4821 (output_line_string): New function.
4822 (output_file_names): Add -gdwarf-5 support.
4823 (output_line_info): Likewise.
4824 (init_sections_and_labels): Initialize debug_line_str_section.
4825 (output_indirect_string): Change 2nd argument from void *
4826 to enum dwarf_form form, compare with form rather than
4828 (output_indirect_strings): Pass DW_FORM_strp to
4829 output_indirect_string traversion.
4830 (dwarf2out_finish): Output .debug_line_str strings.
4831 (dwarf2out_c_finalize): Clear debug_line_str_section and
4832 debug_line_str_hash.
4834 2016-10-31 Tom Tromey <tom@tromey.com>
4837 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
4838 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
4839 DW_OP_GNU_push_tls_address case.
4840 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
4842 2016-10-31 Jakub Jelinek <jakub@redhat.com>
4844 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
4845 for frame_offset_rel bit.
4846 (struct array_descr_info): Add rank field.
4847 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
4848 and placeholder_seen fields.
4849 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
4850 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
4851 DW_OP_pick 1 into DW_OP_over.
4852 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
4853 gen_variant_part): Clear placeholder_{arg,seen}.
4854 (loc_list_from_tree_1): Drop const from context argument.
4855 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
4856 (loc_list_for_address_of_addr_expr_of_indirect_ref,
4857 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
4859 (add_scalar_info): Drop const from context argument. Handle
4860 context->placeholder_arg.
4861 (add_bound_info): Drop const from context argument.
4862 (gen_descr_array_type_die): Drop const from ctx variable.
4863 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
4864 attribute and use a single DW_TAG_generic_subrange instead of
4865 7 DW_TAG_subrange_type for assumed rank arrays.
4867 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
4868 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
4869 from bool to 1-bit uchar bitfield. Add num_assigned and
4870 offset_emitted bitfields.
4871 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
4872 for dw_val_class_lineptr and dw_val_class_macptr. Handle
4873 dw_val_class_loclistsptr.
4874 (new_addr_loc_descr): Fix up formatting.
4875 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
4876 (add_AT_low_high_pc): Fix up formatting.
4877 (add_AT_loclistsptr): New function.
4878 (AT_lbl): Allow dw_val_class_loclistsptr.
4879 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
4880 Handle dw_val_class_loclistsptr.
4881 (loc_list_idx): New variable.
4882 (output_loclists_offsets, assign_location_list_indexes): New
4884 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
4885 add size_of_uleb128 of the index. Drop never used
4886 dwarf_split_debug_info AT_index handling. Handle
4887 dw_val_class_loclistsptr.
4888 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
4889 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
4890 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
4891 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
4892 DW_FORM_loclistx indexes.
4893 (output_attr_index_or_value): Fix up formatting. Don't handle
4894 dw_val_class_loc_list here.
4895 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
4896 For dw_val_class_loc_list call output_loc_list_offset rather than
4897 output_attr_index_or_value.
4898 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
4899 or .debug_loclists.dwo section name for debug_loc_section.
4900 (resolve_addr_in_expr): Formatting fix.
4901 (index_location_lists): Likewise.
4902 (dwarf2out_finish): If there are any location lists, for
4903 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
4904 index_location_lists only if have_location_lists. Call
4905 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
4906 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
4907 -gsplit-dwarf also emit offset table.
4909 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
4910 (size_of_die, value_format, output_die): Use
4911 DW_FORM_data16 for 128-bit dw_val_class_const_double or
4912 dw_val_class_wide_int.
4914 * dwarf2out.c (dwarf_op): Renamed to ...
4915 (dwarf_OP): ... this.
4916 (convert_descriptor_to_mode, scompare_loc_descriptor,
4917 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
4918 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
4920 (dwarf_AT, dwarf_TAG): New functions.
4921 (check_die): Disallow DW_AT_call_all_calls next to
4922 DW_AT_GNU_all_call_sites.
4923 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
4924 and attributes instead of the corresponding GNU tag and attributes.
4925 (gen_subprogram_die): Likewise. Emit call site information even
4926 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
4927 DW_AT_defaulted in comment.
4928 (resolve_addr): Handle DW_AT_call_origin attribute on
4929 DW_TAG_call_site DIE like DW_AT_abstract_origin on
4930 DW_TAG_GNU_call_site DIE.
4932 * dwarf2out.c (dwarf_op): New function.
4933 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
4934 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
4935 (output_loc_operands, output_loc_operands_raw): Likewise.
4936 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
4937 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
4938 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
4939 if dwarf_version < 5.
4940 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
4942 (scompare_loc_descriptor, ucompare_loc_descriptor,
4943 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
4944 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
4945 optimize_location_into_implicit_ptr): Likewise. Only punt for
4946 !dwarf_strict if dwarf_version < 5.
4947 (string_cst_pool_decl): Adjust comment.
4948 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
4950 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
4951 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
4952 (struct dw_val_node): Add val_file_implicit field.
4953 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
4954 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
4955 output_die): Handle dw_val_class_const_implicit,
4956 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
4957 (abbrev_die_table): Change into va_gc vec.
4958 (abbrev_die_table_allocated, abbrev_die_table_in_use,
4959 ABBREV_DIE_TABLE_INCREMENT): Remove.
4960 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
4961 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
4963 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
4964 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
4966 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
4968 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
4970 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
4972 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
4973 unit. Call optimize_abbrev_table.
4974 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
4975 abbrev_die_table being a va_gc vec.
4977 PR tree-optimization/77860
4978 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
4979 also integral complex and vector constants.
4981 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
4982 optimize_macinfo_range, save_macinfo_strings): Replace
4983 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
4984 (output_macinfo): Likewise. Emit .debug_macro* rather than
4985 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
4986 (init_sections_and_labels): Use .debug_macro* labels rather than
4987 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
4988 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
4989 or DW_AT_GNU_macros for -gdwarf-5.
4991 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
4993 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
4995 2016-09-11 Le-Chun Wu <lcwu@google.com>
4996 Mark Wielaard <mjw@redhat.com>
4998 * common.opt (Wshadow=global): New option. Default for -Wshadow.
4999 (Wshadow=local): New option.
5000 (Wshadow-local): Hidden alias for -Wshadow=local.
5001 (Wshadow=compatible-local): New option.
5002 (Wshadow-compatible-local): Hidden alias for
5003 -Wshadow=compatible-local.
5004 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
5005 Wshadow=compatible-local.
5007 2016-10-31 Bin Cheng <bin.cheng@arm.com>
5009 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
5010 Check slp defs for COND_EXPR by swapping/inverting operands if the
5011 new parameter SWAP indicates so.
5012 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
5013 is isomorphic to the first stmt via swapping/inverting. Store swap
5014 information in the new parameter SWAP.
5015 (vect_build_slp_tree): New local array SWAP and pass it to function
5016 vect_build_slp_tree_1. Cleanup result handling code for function
5017 call to vect_get_and_check_slp_defs. Skip operand swapping if the
5018 order of operands has been fixed as indicated by SWAP[i].
5020 2016-10-31 Bin Cheng <bin.cheng@arm.com>
5022 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
5023 unnecessary data dependence check after visited store stmt.
5025 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5027 PR tree-optimization/71915
5028 PR tree-optimization/71490
5029 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
5031 (find_basis_for_base_expr): Require stride types to match when
5033 (alloc_cand_and_find_basis): Record the stride type.
5034 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
5035 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
5036 the expressions having those types.
5037 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
5038 (create_mul_ssa_cand): Likewise.
5039 (create_mul_imm_cand): Likewise.
5040 (create_add_ssa_cand): Likewise.
5041 (create_add_imm_cand): Likewise.
5042 (legal_cast_p_1): Change interface to accept types rather than the
5043 expressions having those types.
5044 (legal_cast_p): Pass types to legal_cast_p_1.
5045 (slsr_process_cast): Pass stride type to
5046 alloc_cand_and_find_basis.
5047 (slsr_process_copy): Likewise.
5048 (dump_candidate): Display stride type when a cast exists.
5049 (create_add_on_incoming_edge): Introduce a cast when necessary for
5051 (analyze_increments): Change the code checking for invalid casts
5052 to rely on the stride type, and update the documentation and
5053 example. Change the code checking for pointer multiplies to rely
5055 (insert_initializers): Introduce a cast when necessary for the
5056 stride type. Use the stride type for the type of the initializer.
5058 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5060 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
5062 2016-10-29 Jakub Jelinek <jakub@redhat.com>
5064 PR rtl-optimization/77919
5065 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
5066 into memory if both modes are complex and their inner modes have the
5067 same precision. If the two modes are different complex modes, convert
5068 each part separately and generate a new CONCAT.
5070 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
5072 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
5074 2016-10-29 Jakub Jelinek <jakub@redhat.com>
5077 * gimple-ssa-store-merging.c
5078 (imm_store_chain_info::output_merged_store): Use build_aligned_type
5079 instead of SET_TYPE_ALIGN on shared integral type.
5081 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
5083 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
5084 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
5087 2016-10-28 Jeff Law <law@redhat.com>
5089 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
5090 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
5092 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5094 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
5096 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5098 * target.def (min_arithmetic_precision): New hook.
5099 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
5100 * doc/tm.texi: Regenerate.
5101 * internal-fn.c (expand_arith_overflow): Adjust handling of target
5102 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
5103 * targhooks.c (default_min_arithmetic_precision): New function.
5104 * targhooks.h (default_min_arithmetic_precision): Declare.
5105 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
5106 (sparc_min_arithmetic_precision): New function.
5108 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5111 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
5112 Swap commutative operands in new RTL if needed. Handle zero_ext
5114 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
5117 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5118 Kugan Vivekanandarajah <kuganv@linaro.org>
5119 Jim Wilson <jim.wilson@linaro.org>
5121 PR tree-optimization/43721
5122 * target.def: New hook expand_divmod_libfunc.
5123 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
5124 * doc/tm.texi: Regenerate.
5125 * internal-fn.def: Add new entry for DIVMOD ifn.
5126 * internal-fn.c (expand_DIVMOD): New.
5127 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
5129 (widen_mul_stats): Add new field divmod_calls_inserted.
5130 (target_supports_divmod_p): New.
5131 (divmod_candidate_p): Likewise.
5132 (convert_to_divmod): Likewise.
5133 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
5134 renumber_gimple_stmt_uids at beginning of function. Call
5135 convert_to_divmod and record stats for divmod.
5136 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
5137 TARGET_EXPAND_DIVMOD_LIBFUNC.
5138 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
5141 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5142 Segher Boessenkool <segher@kernel.crashing.org>
5144 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
5145 swapping the arms of the branch.
5146 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
5147 sequence for the generic signed-signed-signed case.
5149 2016-10-28 Jeff Law <law@redhat.com>
5151 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
5153 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5155 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5157 PR rtl-optimization/78029
5158 * function.c (prologue_contains, epilogue_contains): New functions.
5159 (record_prologue_seq, record_epilogue_seq): New functions.
5160 * function.h (prologue_contains, epilogue_contains,
5161 record_prologue_seq, record_epilogue_seq): New declarations.
5162 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
5163 mixing prologue and epilogue insns.
5164 (init_deps): Initialize the new fields in struct deps_desc.
5165 * sched-int.h (struct deps_desc): New fields last_prologue,
5166 last_epilogue, and last_logue_was_epilogue.
5167 * shrink-wrap.c (emit_common_heads_for_components): Record all
5168 emitted prologue and epilogue insns.
5169 (emit_common_tails_for_components): Ditto.
5170 (insert_prologue_epilogue_for_components): Ditto.
5172 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5175 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
5176 * common.opt (fstore-merging): New Optimization option.
5177 * opts.c (default_options_table): Add entry for
5178 OPT_ftree_store_merging.
5179 * fold-const.h (can_native_encode_type_p): Declare prototype.
5180 * fold-const.c (can_native_encode_type_p): Define.
5181 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
5182 (PARAM_MAX_STORES_TO_MERGE): Likewise.
5183 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
5184 * passes.def: Insert pass_tree_store_merging.
5185 * tree-pass.h (make_pass_store_merging): Declare extern
5187 * gimple-ssa-store-merging.c: New file.
5188 * doc/invoke.texi (Optimization Options): Document
5190 (--param documentation): Document store-merging-allow-unaligned
5191 and max-stores-to-merge.
5193 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
5196 * gimplify.c (gimplify_init_constructor): Move emit of constructor
5197 assignment to earlier in the if/else logic.
5199 2016-10-28 Richard Biener <rguenther@suse.de>
5203 * fold-const.c (make_bit_field_ref): Only adjust alias set
5204 when the original alias set was zero.
5206 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5208 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
5209 (s390_adjust_loops): New function.
5210 (s390_reorg): Invoke s390_adjust_loops.
5211 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
5212 ("osc_break"): New insn definition.
5214 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5216 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
5217 * config.gcc: Support alternate archXX cpu levels with
5218 --with-arch= and --with-tune=.
5219 * config/s390/linux.h: Translate new archXX cpu levels to the
5220 original names when calling GAS.
5221 * config/s390/tpf.h: Likewise.
5222 * doc/invoke.texi: Document the alternate cpu level names.
5224 2016-10-28 Jakub Jelinek <jakub@redhat.com>
5226 PR rtl-optimization/77919
5227 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
5228 MEM if mode1 is not a complex mode.
5230 PR rtl-optimization/78132
5231 * ree.c (combine_reaching_defs): Give up if copy_needed and
5232 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
5234 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
5236 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
5238 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5240 * config/rs6000/constraints.md (wH constraint): Add new
5241 constraints for allowing 32-bit integers (and eventually 8/16-bit
5242 integers) into the vector registers.
5243 (wI constraint): Likewise.
5244 (wJ constraint): Likewise.
5245 (wK constraint): Likewise.
5246 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
5247 -mvsx-small-integer as a default option for ISA 2.07
5249 (POWERPC_MASKS): Likewise.
5250 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
5251 switch to turn off small integer support in vector registers.
5252 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
5253 test for -mupper-regs-di, since it is already done with the
5254 reg_add[mode].scalar_in_vsx_p. Add support for the switch
5255 -mvsx-small-integer.
5256 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
5258 (rs6000_setup_reg_addr_masks): Likewise.
5259 (rs6000_init_hard_regno_mode_ok): Likewise.
5260 (rs6000_option_override_internal): Add consistency checks for
5261 -mvsx-small-integer.
5262 (rs6000_secondary_reload_simple_move): SImode is a simple move if
5263 -mvsx-small-integer.
5264 (rs6000_secondary_reload): Use std::swap.
5265 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
5266 VSX_REGS for small integers in vector registers, since there is no
5267 D-FORM address mode for such types.
5268 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
5269 (rs6000_opt_masks): Add -mvsx-small-integer.
5270 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
5272 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
5273 extracts can be done on ISA 2.07.
5274 (vsx_extract_<mode>): Add support for small integers in vsx
5276 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
5277 longer support V4SImode in this pattern.
5278 (vsx_extract_si): New insn to support extraction of SImode in ISA
5279 2.07 using either xxextractuw or vspltw.
5280 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
5281 longer support V4SImode in this pattern.
5282 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
5283 wJ, and wK constraints.
5284 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
5285 storing SDmode with VSX instructions.
5286 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
5287 GPR load and before the FPR and VSX loads. Remove ??, ! from the
5288 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
5289 small integers in vector registers.
5290 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
5291 load and before the FPR and VSX loads. Remove ??, ! from the
5292 constraints. Add VEXTSW2D support for small integers in vector
5294 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
5295 integers in vector registers.
5296 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
5297 move instead of using an UNSPEC.
5298 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
5299 integers in vector registers.
5300 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
5301 move instead of using an UNSPEC.
5302 (movsi_internal1): Add support for -mvsx-small-integer. Align
5303 columns so that it is more readable.
5304 (SImode splitter for ISA 3.0 constants): Add splitter for
5305 -128..127 constants that can easily be constructed on ISA 3.0.
5306 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
5309 2016-10-27 Jakub Jelinek <jakub@redhat.com>
5312 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
5315 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
5317 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
5318 PIC_OFFSET_TABLE_REGNUM twice.
5320 2016-10-27 Bin Cheng <bin.cheng@arm.com>
5322 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
5323 support for constant operand for OP.
5325 2016-10-27 Jakub Jelinek <jakub@redhat.com>
5327 * dwarf2out.c (gen_member_die): Only reparent_child instead of
5328 splice_child_die if child doesn't have DW_AT_specification attribute.
5330 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5332 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
5333 (TARGET_HAVE_LDREXBH): Likewise.
5334 (TARGET_HAVE_LDACQ): Likewise.
5336 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5338 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
5339 logic to to decide whether to copy over old value to register for new
5341 * config/arm/sync.md: Add comments explaning why mode and code
5342 attribute are not defined in iterators.md
5343 (thumb1_atomic_op_str): New code attribute.
5344 (thumb1_atomic_newop_str): Likewise.
5345 (thumb1_atomic_fetch_op_str): Likewise.
5346 (thumb1_atomic_fetch_newop_str): Likewise.
5347 (thumb1_atomic_fetch_oldop_str): Likewise.
5348 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
5349 mirror the more restrictive constraints of the Thumb-1 insns after
5350 split compared to Thumb-2 counterpart insns.
5351 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
5352 in sync with non atomic version.
5353 (atomic_nand<mode>): Likewise.
5354 (atomic_fetch_<sync_optab><mode>): Likewise.
5355 (atomic_fetch_nand<mode>): Likewise.
5356 (atomic_<sync_optab>_fetch<mode>): Likewise.
5357 (atomic_nand_fetch<mode>): Likewise.
5358 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
5359 in sync with atomic version.
5360 (thumb1_subsi3_insn): Likewise.
5361 (thumb1_andsi3_insn): Likewise.
5362 (thumb1_iorsi3_insn): Likewise.
5363 (thumb1_xorsi3_insn): Likewise.
5365 2016-10-27 Nick Clifton <nickc@redhat.com>
5367 * plugin.c (register_plugin_info): Produce an error message if the
5368 plugin is not found in the hash table.
5370 2016-10-27 Bin Cheng <bin.cheng@arm.com>
5372 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
5375 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
5378 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
5379 define builtin functions from the bdesc_spe_predicates or
5380 bdesc_spe_evsel arrays if the builtin mask is not compatible with
5381 the current compiler configuration.
5382 (paired_init_builtins): Modify loop to not define define builtin
5383 functions from the bdesc_paried_preds array if the builtin mask is
5384 not compatible with the current compiler configuration.
5385 (altivec_init_builtins): Modify loops to not define the
5386 __builtin_altivec_stxvl function nor the builtin functions from
5387 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
5388 builtin mask is not compatible with the current compiler
5391 2016-10-26 Jeff Law <law@redhat.com>
5393 * config/sh/sh.c (output_branch): Add missing fallthru comments.
5394 (gen_shl_and): Likewise.
5395 * config/sh/sh.md (movsicc): Add missing fallthru comments.
5397 * config/mips/mips.c (mips16_constant_cost): Add missing
5399 (mips16_build_call_stub): Increase buffer size. Adjust
5402 2016-10-26 David Malcolm <dmalcolm@redhat.com>
5404 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
5405 INSN_UIDs for all insns in compact mode.
5406 (rtx_writer::print_rtx): Likewise.
5407 * print-rtl.h (rtx_writer::flag_compact): Update comment.
5408 * rtl-tests.c (selftest::test_dumping_insns): Update expected
5409 output to include INSN_UID.
5410 (selftest::test_uncond_jump): Likewise.
5412 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
5414 * haifa-sched.c (call_used_regs_num): Rename to...
5415 (call_saved_regs_num): ...this.
5416 (fixed_regs_num): New variable.
5417 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
5419 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
5421 2016-10-26 David Malcolm <dmalcolm@redhat.com>
5423 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
5425 * print-rtl.c (outfile): Delete global.
5426 (sawclose): Likewise.
5428 (in_call_function_usage): Likewise.
5429 (flag_compact): Likewise.
5430 (flag_simple): Likewise.
5431 (rtx_writer::rtx_writer): New ctor.
5432 (print_rtx_operand_code_0): Convert to...
5433 (rtx_writer::print_rtx_operand_code_0): ...this.
5434 (print_rtx_operand_code_e): Convert to...
5435 (rtx_writer::print_rtx_operand_code_e): ...this.
5436 (print_rtx_operand_codes_E_and_V): Convert to...
5437 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
5438 (print_rtx_operand_code_i): Convert to...
5439 (rtx_writer::print_rtx_operand_code_i): ...this.
5440 (print_rtx_operand_code_r): Convert to...
5441 (rtx_writer::print_rtx_operand_code_r): ...this.
5442 (print_rtx_operand_code_u): Convert to...
5443 (rtx_writer::print_rtx_operand_code_u): ...this.
5444 (print_rtx_operand): Convert to...
5445 (rtx_writer::print_rtx_operand): ...this.
5446 (print_rtx): Convert to...
5447 (rtx_writer::print_rtx): ...this.
5448 (print_inline_rtx): Rewrite in terms of class rtx_writer.
5449 (debug_rtx): Likewise.
5450 (print_rtl): Convert to...
5451 (rtx_writer::print_rtl): ...this.
5452 (print_rtl): Reimplement in terms of class rtx_writer.
5453 (print_rtl_single): Rewrite in terms of class rtx_writer.
5454 (print_rtl_single_with_indent): Convert to..
5455 (rtx_writer::print_rtl_single_with_indent): ...this.
5456 (print_simple_rtl): Rewrite in terms of class rtx_writer.
5457 * print-rtl.h (flag_compact): Delete decl.
5458 (class rtx_writer): New class.
5459 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
5462 2016-10-26 Jeff Law <law@redhat.com>
5464 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
5467 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
5468 (check_if_valid_sleep_operand): Add missing fallthru comment.
5469 (arc_register_move_cost): Increase buffer size.
5470 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
5472 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
5474 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
5475 comment. Add gcc_unreachable for path that should never happen.
5477 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
5480 2016-10-26 Jakub Jelinek <jakub@redhat.com>
5481 Martin Liska <mliska@suse.cz>
5484 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
5485 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
5486 on outer context if any.
5488 2016-10-26 Jakub Jelinek <jakub@redhat.com>
5490 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
5491 by increment rather than double it.
5492 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
5493 emit a space before args[4].
5494 (END): Don't emit a space before with_arg.
5496 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
5498 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
5499 Baseline only alternatives to (i) hold store atomic success value in a
5500 return register rather than a scratch register, (ii) use a low register
5501 for it and to (iii) ensure the cbranchsi insn generated by the split
5502 respect the constraints of Thumb-1 cbranchsi4_insn and
5504 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
5505 constraints must match those in atomic_compare_and_swap.
5506 (cbranchsi4_scratch): Likewise.
5508 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
5510 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
5511 variable. Add the new parameter to the insn generator. Set that
5512 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
5513 return value from the negation of that parameter for Thumb-1, keeping
5514 the logic unchanged otherwise except for using bdst as the destination
5515 register of the compare_and_swap insn.
5516 (arm_split_compare_and_swap): Add explanation about how is the value
5517 returned to the function comment. Rename scratch variable to
5518 neg_bval. Adapt initialization of variables holding operands to the
5519 new operand numbers. Use return register to hold result of store
5520 exclusive for Thumb-1, scratch register otherwise. Construct the
5521 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
5522 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
5523 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
5524 for strongly ordered compare_and_swap.
5525 * config/arm/predicates.md (cc_register_operand): New predicate.
5526 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
5527 match_operand with the new predicate to accept either the CC flag or a
5528 destination register for the boolean return value, restricting it to
5529 CC flag only via constraint. Adapt operand numbers accordingly.
5531 2016-10-26 Jeff Law <law@redhat.com>
5533 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
5535 * config/frv/frv.c (comparison_string): Do not fall through after
5538 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
5540 (expand_one_builtin): Add missing break.
5542 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
5543 (m32c_legitimate_address_p): Likewise.
5545 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
5547 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
5549 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
5552 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
5555 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
5557 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
5559 (rl78_asm_ctor_dtor): Increase buffer size.
5561 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
5563 (xstormy16_asm_output_constructor): Likewise.
5565 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
5568 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
5569 comment to silence warning.
5571 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
5572 (spu_legitimate_address_p): Fix logic error and add missing fallthru
5575 2016-10-26 Michael Matz <matz@suse.de>
5577 PR tree-optimization/78060
5578 PR tree-optimization/78061
5579 PR tree-optimization/78088
5580 * tree-ssa-loop-split.c (easy_exit_values): New function.
5581 (tree_ssa_split_loops): Use it.
5582 (compute_new_first_bound): Change order of operations,
5583 fix invalid use of types.
5585 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
5587 gen-pass-instances.awk is sensitive to the order in which
5588 passes are added; passes that appear later have to be added first.
5592 * config/avr/avr-passes.def: Swap order of directives for
5593 gen-pass-instances.awk.
5595 2016-10-25 Jeff Law <law@redhat.com>
5597 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
5598 (vax_notice_update_cc): Likewise.
5600 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
5602 * config.gcc (sparc*-*-solaris2*): Adjust.
5603 (sparc64-*-linux*): Likewise.
5604 * config/sparc/default-64.h: Rename to...
5605 * config/sparc/default64.h: ...this.
5606 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
5608 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
5609 * config/sparc/sparc.h: Minor tweaks.
5610 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
5611 TARGET_ARCH32 throughout. Minor various tweaks throughout.
5613 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5615 * input.c (fcache::file_patch): Add comment about lifetime.
5616 (selftest::cpp_reader_ptr): New class.
5617 (selftest::lexer_test): Convert m_parser from cpp_reader *
5618 to a cpp_reader_ptr, and move m_tempfile to after it.
5619 (selftest::lexer_test::lexer_test): Update for above reordering.
5620 (lexer_test::~lexer_test): Move cleanup of m_parser to
5621 cpp_reader_ptr's dtor.
5623 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5625 * toplev.c (toplev::main): Remove call to
5626 location_adhoc_data_fini.
5628 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
5630 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
5631 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
5633 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5635 * ggc-tests.c (forcibly_ggc_collect): Rename to...
5636 (selftest::forcibly_ggc_collect): ...this, and remove "static".
5637 (test_basic_struct): Update for above renaming.
5638 (test_length): Likewise.
5639 (test_union): Likewise.
5640 (test_finalization): Likewise.
5641 (test_deletable_global): Likewise.
5642 (test_inheritance): Likewise.
5643 (test_chain_next): Likewise.
5644 (test_user_struct): Likewise.
5645 (test_tree_marking): Likewise.
5646 * selftest-run-tests.c (selftest::run_tests): Call
5647 selftest::forcibly_ggc_collect at the end of the selftests.
5648 * selftest.h (selftest::forcibly_ggc_collect): New decl.
5650 2016-10-25 Jakub Jelinek <jakub@redhat.com>
5653 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
5654 * optabs.c (expand_vec_cond_expr): For comparison codes
5655 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
5656 (expand_vec_cmp_expr): For comparison codes
5657 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
5658 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
5659 Add enum tree_code argument.
5660 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
5662 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
5663 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
5665 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
5666 NE_EXPR, attempt to use vcondeq_optab as fallback.
5667 * tree-vect-generic.c (expand_vector_comparison,
5668 expand_vector_divmod, expand_vector_condition): Adjust
5669 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
5670 * tree-vect-stmts.c (vectorizable_condition,
5671 vectorizable_comparison): Likewise.
5672 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
5673 check_bool_pattern, search_type_for_mask_1): Likewise.
5674 * expr.c (do_store_flag): Likewise.
5675 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
5676 @code{vcondeq@var{m}@var{n}}): Document.
5677 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
5680 2016-10-25 Jeff Law <law@redhat.com>
5682 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
5684 (v850_output_aligned_bss): Add missing break.
5686 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
5688 2016-10-25 Martin Liska <mliska@suse.cz>
5691 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
5692 statements as they can also contain possibly a freeing call.
5694 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
5695 Martin Liska <mliska@suse.cz>
5698 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
5699 * ipa-icf.c (sem_function::get_hash): Add target optimization
5702 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
5705 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
5706 Remove partial overlap check for shift by 1.
5707 (ashldi3_neon): Likewise.
5709 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
5711 * config/arm/constraints.md (Q constraint): Document its use for
5713 (Pf constraint): New constraint for relaxed, consume or relaxed memory
5715 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
5716 alternatives to allow any register when memory model matches Pf and
5717 thus lda is used, but only low registers otherwise. Use unpredicated
5718 output template for Thumb-1 targets.
5719 (atomic_store<mode>): Likewise for stl.
5720 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
5721 whose output template does not have predication.
5722 (arm_load_acquire_exclusive<mode>): Likewise.
5723 (arm_load_exclusivesi): Likewise.
5724 (arm_load_acquire_exclusivesi): Likewise.
5725 (arm_store_release_exclusive<mode>): Likewise.
5726 (arm_store_exclusive<mode>): Use unpredicated output template for
5729 2016-10-25 Jakub Jelinek <jakub@redhat.com>
5731 * internal-fn.def (LAUNDER): New internal function.
5732 * internal-fn.c (expand_LAUNDER): New function.
5734 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
5735 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
5737 New avr target pass to work around performance loss by PR fix.
5741 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
5742 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
5743 * config/avr/predicates.md (extend_operator): New.
5744 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
5745 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
5746 (make_avr_pass_casesi): New prototypes.
5747 * config/avr/avr.c (print-rtl.h): Include it.
5748 (pass_data avr_pass_data_casesi): Data for new pass.
5749 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
5750 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
5751 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
5752 (avr_optimize_casesi): New functions.
5754 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
5755 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
5759 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
5761 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5763 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
5764 DW_AT_rvalue_reference attributes.
5766 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
5768 * doc/invoke.text (Wint-in-bool-context): Update documentation.
5769 * value-prof.c (stringop_block_profile): Fix a warning.
5771 2016-10-24 Martin Sebor <msebor@redhat.com>
5774 * builtins.c (string_length): New function.
5775 (c_strlen): Use string_length. Correctly handle wide strings.
5776 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
5778 (target_int_max): Call target_max_value.
5779 (format_result::knownrange): New data member.
5780 (fmtresult::fmtresult): Define default constructor.
5781 (format_integer): Use it and set format_result::knownrange.
5782 Handle global constants.
5783 (format_floating_max): Add third argument.
5784 (format_floating): Recompute maximum value for %a for each argument.
5785 (get_string_length): Use fmtresult default ctor.
5786 (format_string): Set format_result::knownrange.
5787 (format_directive): Check format_result::knownrange.
5788 (add_bytes): Same. Correct caret placement in diagnostics.
5789 (pass_sprintf_length::compute_format_length): Set
5790 format_result::knownrange.
5791 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
5793 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5795 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
5796 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
5798 2016-10-24 Ximin Luo <infinity0@pwned.gg>
5801 * dwarf2out.c (file_table_relative_p): Remove.
5802 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
5803 also for absolute paths.
5804 * doc/tm.texi: Update.
5805 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
5806 * target.def (force_at_comp_dir): Remove hook.
5807 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
5809 2016-10-24 Richard Biener <rguenther@suse.de>
5811 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
5812 backedges when identifying the single predecessor to take
5813 conditional info from. Use SCEV to get at ranges for loop IVs.
5814 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
5815 avoid false warning.
5817 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
5820 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
5821 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
5822 (avr_address_tiny_absdata_p): New static function.
5823 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
5824 it to determine validity of constant addresses.
5825 (avr_attribute_table) [absdata]: New variable attribute...
5826 (avr_handle_absdata_attribute): ...and handler.
5827 (avr_decl_absdata_p): New static function.
5828 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
5829 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
5830 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
5832 2016-10-24 Richard Biener <rguenther@suse.de>
5834 PR tree-optimization/78076
5835 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
5836 also on the loop tree root.
5838 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5840 * config/i386/i386.c (ix86_fold_builtin): Handle
5841 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
5842 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
5843 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
5844 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
5846 2016-10-24 Martin Liska <mliska@suse.cz>
5849 * opts.c (finish_options): Skip conditionally.
5851 2016-10-23 Martin Sebor <msebor@redhat.com>
5854 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
5855 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
5857 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
5859 * config/sparc/sparc.md (cpu_feature): Minor tweak.
5860 (enabled): Likewise.
5861 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
5862 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
5863 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
5864 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
5865 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
5866 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
5868 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
5870 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
5871 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
5873 2016-10-21 Andrew Pinski <apinski@cavium.com>
5875 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
5877 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
5878 implementer_id to unsigned char.
5879 Change part_no to unsigned int.
5880 (AARCH64_BIG_LITTLE): New define.
5881 (INVALID_IMP): New define.
5882 (INVALID_CORE): New define.
5883 (cpu_data): Change the last element's implementer_id and part_no to
5885 (valid_bL_string_p): Rewrite to ..
5886 (valid_bL_core_p): this for integers instead of strings.
5887 (parse_field): New function.
5888 (contains_string_p): Rewrite to ...
5889 (contains_core_p): this for integers and only for the part_no.
5890 (host_detect_local_cpu): Rewrite handling of implementation and
5891 par num to be integers; simplifying the code.
5893 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5895 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
5896 value range for pointers in more cases.
5898 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
5900 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
5901 Add extra argument to allow emitting the move immediate.
5902 Use add/sub with positive immediate.
5903 (aarch64_add_constant): Add inline function.
5904 (aarch64_add_sp): Likewise.
5905 (aarch64_sub_sp): Likewise.
5906 (aarch64_expand_prologue): Call aarch64_sub_sp.
5907 (aarch64_expand_epilogue): Call aarch64_add_sp.
5908 Decide when to leave out move.
5909 (aarch64_output_mi_thunk): Call aarch64_add_constant.
5911 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
5913 * config/aarch64/aarch64.c (aarch64_layout_frame):
5914 Align FP callee-saves.
5916 2016-10-21 Jakub Jelinek <jakub@redhat.com>
5918 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
5919 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
5921 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
5922 _rdseed64_step): Likewise.
5923 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
5926 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
5927 and tree-ssanames.h.
5928 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
5929 with INTEGER_CST argument.
5930 (ix86_gimple_fold_builtin): New function.
5931 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
5933 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
5934 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
5935 (ranges_table_allocated, ranges_table_in_use,
5936 ranges_by_label_allocated, ranges_by_label_in_use,
5937 RANGES_TABLE_INCREMENT): Removed.
5938 (add_ranges_num): Use vec_safe_push into ranges_table.
5939 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
5940 (output_ranges): Adjust for ranges_table and ranges_by_label
5941 conversion from arrays to vec.
5942 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
5943 conversion from arrays to vec.
5944 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
5945 ranges_table_in_use, ranges_by_label_allocated and
5946 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
5948 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
5949 if needed. Re-add origin_die variable and its initialization.
5951 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
5952 even for -fstack-reuse=none, or for volatile vars etc.
5954 2016-10-21 David Malcolm <dmalcolm@redhat.com>
5956 * print-rtl-function.c (flag_compact): Move extern decl to...
5957 * print-rtl.h (flag_compact): ...here.
5958 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
5959 (ASSERT_RTL_DUMP_EQ): New macro.
5960 (selftest::test_dumping_regs): New function.
5961 (selftest::test_dumping_insns): New function.
5962 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
5964 (selftest::rtl_tests_c_tests): Call the new test functions.
5966 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5968 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
5969 (outgoing_edges_match): Likewise.
5970 (try_crossjump_to_edge): Likewise.
5971 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
5972 (rtl_tidy_fallthru_edge): Likewise.
5973 * rtl.h (tablejump_p): Adjust prototype.
5974 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
5976 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5978 * rtl.h (label_ref_label): New function.
5979 (set_label_ref_label): New function.
5980 (LABEL_REF_LABEL): Delete.
5981 * alias.c (rtx_equal_for_memref_p): Adjust.
5982 * cfgbuild.c (make_edges): Likewise.
5983 (purge_dead_tablejump_edges): Likewise.
5984 * cfgexpand.c (convert_debug_memory_address): Likewise.
5985 * cfgrtl.c (patch_jump_insn): Likewise.
5986 * combine.c (distribute_notes): Likewise.
5987 * cse.c (hash_rtx_cb): Likewise.
5988 (exp_equiv_p): Likewise.
5989 (fold_rtx): Likewise.
5990 (check_for_label_ref): Likewise.
5991 * cselib.c (rtx_equal_for_cselib_1): Likewise.
5992 (cselib_hash_rtx): Likewise.
5993 * emit-rtl.c (mark_label_nuses): Likewise.
5994 * explow.c (convert_memory_address_addr_space_1): Likewise.
5995 * final.c (output_asm_label): Likewise.
5996 (output_addr_const): Likewise.
5997 * gcse.c (add_label_notes): Likewise.
5998 * genconfig.c (walk_insn_part): Likewise.
5999 * genrecog.c (validate_pattern): Likewise.
6000 * ifcvt.c (cond_exec_get_condition): Likewise.
6001 (noce_emit_store_flag): Likewise.
6002 (noce_get_alt_condition): Likewise.
6003 (noce_get_condition): Likewise.
6004 * jump.c (maybe_propagate_label_ref): Likewise.
6005 (mark_jump_label_1): Likewise.
6006 (redirect_exp_1): Likewise.
6007 (rtx_renumbered_equal_p): Likewise.
6008 * lra-constraints.c (operands_match_p): Likewise.
6009 * print-rtl.c (print_value): Likewise.
6010 * reload.c (find_reloads): Likewise.
6011 * reload1.c (set_label_offsets): Likewise.
6012 * reorg.c (get_branch_condition): Likewise.
6013 * rtl-tests.c (test_uncond_jump): Likewise.
6014 * rtl.c (rtx_equal_p_cb): Likewise.
6015 (rtx_equal_p): Likewise.
6016 * rtlanal.c (reg_mentioned_p): Likewise.
6017 (rtx_referenced_p): Likewise.
6018 (get_condition): Likewise.
6019 * varasm.c (const_hash_1): Likewise.
6020 (compare_constant): Likewise.
6021 (const_rtx_hash_1): Likewise.
6022 (output_constant_pool_1): Likewise.
6024 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6027 * reload.c (find_valid_class_1): Allow regclass if atleast one
6028 regno in regclass is ok. Compute and use rclass size based on
6029 actually available regnos for mode in rclass.
6031 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
6033 * config/sparc/sparc-modes.def (CCV): New.
6035 * config/sparc/predicates.md (v_comparison_operator): New.
6036 (icc_comparison_operator): Add support for CCV/CCXV.
6037 (xcc_comparison_operator): Likewise.
6038 * config/sparc/sparc.c (output_cbranch): Likewise.
6039 (sparc_print_operand): Likewise.
6040 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
6041 (uaddvdi4): New expander.
6042 (addvdi4): Likewise.
6043 (uaddvdi4_sp32): New instruction.
6044 (addvdi4_sp32): Likewise.
6045 (uaddvsi4): New expander.
6046 (addvsi4): Likewise.
6047 (cmp_ccc_plus_sltu_set): New instruction.
6048 (cmp_ccv_plus): Likewise.
6049 (cmp_ccxv_plus): Likewise.
6050 (cmp_ccv_plus_set): Likewise.
6051 (cmp_ccxv_plus_set): Likewise.
6052 (cmp_ccv_plus_sltu_set): Likewise.
6053 (uaddvdi4): New expander.
6054 (subvdi4): Likewise.
6055 (usubdi4_sp32): New instruction.
6056 (subvdi4_sp32): Likewise.
6057 (usubvsi4): New expander.
6058 (subvsi4): Likewise.
6059 (cmpsi_minus_sltu_set): New instruction.
6060 (cmp_ccv_minus): Likewise.
6061 (cmp_ccxv_minus): Likewise.
6062 (cmp_ccv_minus_set): Likewise.
6063 (cmp_ccxv_minus_set): Likewise.
6064 (cmp_ccv_minus_sltu_set): Likewise.
6065 (unegvdi3): New expander.
6066 (negvdi3): Likewise.
6067 (unegdi3_sp32): New instruction.
6068 (negvdi3_sp32): Likewise.
6069 (unegvsi3): New expander.
6070 (negvsi3): Likewise.
6071 (cmp_ccc_neg_sltu_set): New instruction.
6072 (cmp_ccv_neg): Likewise.
6073 (cmp_ccxv_neg): Likewise.
6074 (cmp_ccv_neg_set): Likewise.
6075 (cmp_ccxv_neg_set): Likewise.
6076 (cmp_ccv_neg_sltu_set): Likewise.
6078 * tree-ssa-loop-split.c: Remove trailing spaces.
6079 * match.pd: Likewise.
6081 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6083 PR rtl-optimization/78038
6084 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
6085 be deduced to set REG through the RTL structure.
6086 (make_defs_and_copies_lists): Return false on a failing get_defs call.
6088 2016-10-21 Richard Biener <rguenther@suse.de>
6090 PR tree-optimization/78051
6091 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
6092 and mark replaced if folding did something.
6094 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
6096 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
6097 and "protected" in visibility types.
6098 (rs6000_xcoff_declare_function_name): Fix formatting.
6099 (rs6000_xcoff_declare_object_name): Fix formatting.
6101 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
6103 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
6104 and IX86_BUILTIN_HUGE_VALQ here ...
6105 (ix86_expand_builtin): ... not here.
6107 2016-10-20 Jakub Jelinek <jakub@redhat.com>
6109 * doc/gty.texi (for_user): Use @item next to @findex.
6111 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
6114 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
6115 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
6116 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
6117 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
6118 __builtin_ia32_lzcnt_u16.
6119 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
6120 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
6121 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
6122 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
6123 (bmi_tzcnt_<mode>): New expander.
6124 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6125 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
6126 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
6127 (lzcnt_<mode>): New expander.
6128 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6129 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
6130 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
6131 (UINT64_FTYPE_UINT64): New.
6132 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
6133 (__builtin_ia32_lzcnt_u16): New description.
6134 (__builtin_ia32_lzcnt_u32): Ditto.
6135 (__builtin_ia32_lzcnt_u64): Ditto.
6136 (__builtin_ctzs): Remove description.
6137 (__builtin_ia32_tzcnt_u16): New description.
6138 (__builtin_ia32_tzcnt_u32): Ditto.
6139 (__builtin_ia32_tzcnt_u64): Ditto.
6140 * config/i386/i386.c (ix86_expand_args_builtin): Handle
6141 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
6143 2016-10-20 Martin Liska <mliska@suse.cz>
6146 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
6147 comparison with STMT_UID_NOT_IN_RANGE.
6148 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
6151 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
6153 * compare-elim.c (conforming_compare): Accept UNSPECs.
6154 (find_comparison_dom_walker::before_dom_children): Deal with
6155 instructions both using and killing the flags register.
6156 (equivalent_reg_at_start): New function extracted from...
6157 (try_eliminate_compare): ...here. Use it and add support for
6158 registers and UNSPECs as second operand of the compare.
6159 * config/visium/visium-modes.def (CCV): New.
6160 * config/visium/predicates.md (visium_v_comparison_operator): New.
6161 (visium_branch_operator): Deal with CCV mode.
6162 * config/visium/visium.c (visium_select_cc_mode): Likewise.
6163 (output_cbranch): Likewise.
6164 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
6165 (uaddv<mode>4): New expander.
6166 (addv<mode>4): Likewise.
6167 (add<mode>3_insn_set_carry): New instruction.
6168 (add<mode>3_insn_set_overflow): Likewise.
6169 (addsi3_insn_set_overflow): Likewise.
6170 (usubv<mode>4): New expander.
6171 (subv<mode>4): Likewise.
6172 (sub<mode>3_insn_set_carry): New instruction.
6173 (sub<mode>3_insn_set_overflow): Likewise.
6174 (subsi3_insn_set_overflow): Likewise.
6175 (unegv<mode>3): New expander.
6176 (negv<mode>3): Likewise.
6177 (neg<mode>2_insn_set_overflow): New instruction.
6178 (addv_tst<mode>): Likewise.
6179 (subv_tst<mode>): Likewise.
6180 (negv_tst<mode>): Likewise.
6181 (cbranch<mode>4_addv_insn): New splitter and instruction.
6182 (cbranch<mode>4_subv_insn): Likewise.
6183 (cbranch<mode>4_negv_insn): Likewise.
6185 2016-10-20 Richard Biener <rguenther@suse.de>
6187 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
6188 Handle decls possibly not bound.
6189 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
6190 nothing_id for decls that might not be bound if we are interested
6192 (get_constraint_for_component_ref): Deal with that.
6194 2016-10-20 Michael Matz <matz@suse.de>
6197 * common.opt (-fsplit-loops): New flag.
6198 * passes.def (pass_loop_split): Add.
6199 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
6200 (enable_fdo_optimizations): Add loop splitting.
6201 * timevar.def (TV_LOOP_SPLIT): Add.
6202 * tree-pass.h (make_pass_loop_split): Declare.
6203 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
6204 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
6205 * tree-ssa-loop-split.c: New file.
6206 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
6207 * doc/invoke.texi (fsplit-loops): Document.
6208 * doc/passes.texi (Loop optimization): Add paragraph about loop
6211 2016-10-20 Richard Biener <rguenther@suse.de>
6213 * cgraphunit.c (analyze_functions): Set node->definition to
6214 false to signal symbol removal to debug_hooks->late_global_decl.
6215 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
6216 WPA signal symbol removal to the debuginfo machinery.
6217 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
6218 using early_finised to guard the we're called for symbol
6219 removal case look at the symtabs definition flag.
6220 (gen_variable_die): Remove redundant check.
6222 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6224 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
6226 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6228 PR tree-optimization/53979
6229 * match.pd ((a ^ b) | a -> a | b): New pattern.
6231 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
6233 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
6234 config/pa/pa64-hpux-lib.h.
6235 (PA_CRTBEGIN_HACK): Likewise.
6236 (DTOR_LIST_BEGIN): Likewise.
6238 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
6240 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
6241 register only if "in" and "out" are different registers.
6243 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
6245 * omp-low.c (pass_oacc_device_lower::gate): New method.
6246 (execute): Always call execute_oacc_device_lower.
6248 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6250 PR tree-optimization/77916
6251 PR tree-optimization/77937
6252 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
6254 (insert_initializers): Requirement of initializer for -1 should be
6255 based on pointer-typedness of the candidate basis.
6257 2016-10-19 Bin Cheng <bin.cheng@arm.com>
6259 PR tree-optimization/78005
6260 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
6261 upper (included) bound for niters of prolog loop.
6262 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
6263 Compute niters of scalar loop above which vectorized loop is
6264 preferred, as well as the upper (included) bound for the niters.
6265 (vect_do_peeling): Record niter bound for loops accordingly.
6267 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6270 * tree-core.h (enum tree_index): Put the complex types after their
6272 * tree-streamer.c (verify_common_node_recorded): New function.
6273 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
6275 2016-10-19 Martin Liska <mliska@suse.cz>
6277 * cgraph.h (cgraph_edge::binds_to_current_def_p):
6278 Replace NULL with false as a return value.
6280 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6282 PR tree-optimization/78024
6283 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
6284 don't clear BB_VISITED after processing.
6286 2016-10-19 Richard Biener <rguenther@suse.de>
6288 * domwalk.c (dom_walker::walk): Use RPO order.
6290 2016-10-19 Richard Biener <rguenther@suse.de>
6292 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
6294 (evrp_dom_walker::~evrp_dom_walker): Free it.
6295 (evrp_dom_walker::stmts_to_remove): Add.
6296 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
6297 whose output we fully propagate for removal. Propagate
6298 into BB destination PHI arguments.
6299 (execute_early_vrp): Remove queued stmts. Dump value ranges
6300 before stmt removal.
6302 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
6304 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
6305 * passes.def: Add two instances of pass_walloca.
6306 * tree-pass.h (make_pass_walloca): New.
6307 * gimple-ssa-warn-alloca.c: New file.
6308 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
6309 -Wvla-larger-than= options.
6311 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
6313 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
6314 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
6316 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
6318 * config/rs6000/altivec.h (vec_xl_len): New macro.
6319 (vec_xst_len): New macro.
6320 (vec_cmpnez): New macro.
6321 (vec_cntlz_lsbb): New macro.
6322 (vec_cnttz_lsbb): New macro.
6323 (vec_xlx): New macro.
6324 (vec_xrx): New macro.
6325 (vec_all_nez): New C++ predicate template.
6326 (vec_any_eqz): New C++ predicate template.
6327 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
6328 conditional compilation.
6329 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
6330 conditional compilation.
6331 (vec_all_nez): New macro.
6332 (vec_any_eqz): New macro.
6333 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
6335 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
6337 * config/rs6000/vector.md (VI): Moved this mode iterator
6338 definition from altivec.md to vector.md.
6339 (UNSPEC_NEZ_P): New value.
6340 (vector_ne_<mode>_p): New expansion for implementation of
6341 vec_all_ne and vec_any_eq built-in functions.
6342 (vector_nez_<mode>_p): New expansion for implementation of
6343 vec_all_nez and vec_any_eqz built-in functions.
6344 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
6345 and vec_any_eq built-in function.
6346 (cr6_test_for_zero): New commentary to explain this expansion.
6347 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
6348 (cr6_test_for_lt): New commentary to explain this expansion.
6349 (cr6_test_for_lt_reverse): New commentary to explain this
6351 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6352 overloaded function prototypes for vec_all_ne, vec_all_nez,
6353 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
6354 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
6356 (altivec_resolve_overloaded_builtin): Modify the handling of
6357 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
6358 the compiler is configured to support TARGET_P9_VECTOR.
6359 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
6360 to explain the special processing that is given to predicate
6361 built-ins introduced using this macro.
6362 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
6363 the special processing given to predicate built-ins introduced
6365 (BU_VSX_P): Likewise.
6366 (BU_P8V_AV_P): Likewise.
6367 (BU_P9V_AV_P): Likewise.
6368 (BU_P9V_AV_X): New macro.
6369 (BU_P9V_64BIT_AV_X): New macro.
6370 (BU_P9V_VSX_3): New macro.
6371 (BU_P9V_OVERLOAD_P): New macro.
6372 (LXVL): New BU_P9V_64BIT_VSX_2.
6373 (VEXTUBLX): New BU_P9V_AV_2.
6374 (VEXTUBRX): Likewise.
6375 (VEXTUHLX): Likewise.
6376 (VEXTUHRX): Likewise.
6377 (VEXTUWLX): Likewise.
6378 (VEXTUWRX): Likewise.
6379 (STXVL): New BU_P9V_64BIT_AV_X.
6380 (VCLZLSBB): New BU_P9V_AV_1.
6381 (VCTZLSBB): Likewise.
6382 (CMPNEB): New BU_P9V_AV_2.
6387 (VCMPNEB_P): New BU_P9V_AV_P.
6388 (VCMPNEH_P): Likewise.
6389 (VCMPNEW_P): Likewise.
6390 (VCMPNED_P): Likewise.
6391 (VCMPNEFP_P): Likewise.
6392 (VCMPNEDP_P): Likewise.
6393 (CMPNEZB): New BU_P9V_AV_2.
6394 (CMPNEZH): Likewise.
6395 (CMPNEZW): Likewise.
6396 (VCMPNEZB_P): New BU_P9V_AV_P.
6397 (VCMPNEZH_P): Likewise.
6398 (VCMPNEZW_P): Likewise.
6399 (LXVL): New BU_P9V_OVERLOAD_2.
6400 (STXVL): New BU_P9V_OVERLOAD_3.
6401 (VEXTULX): New BU_P9V_OVERLOAD_2.
6402 (VEXTURX): Likewise.
6404 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
6405 (VCMPNE_P): Likewise.
6406 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
6407 (VCTZLSBB): Likewise.
6408 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
6409 comment to explain mode used for scratch register.
6410 (altivec_expand_stxvl_builtin): New function.
6411 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
6412 (altivec_init_builtins): Add initialized variable
6413 void_ftype_v16qi_pvoid_long and use this type to define the
6414 built-in function __builtin_altivec_stxvl.
6415 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
6416 (UNSPEC_STXVL): New value.
6417 (UNSPEC_VCLZLSBB): New value.
6418 (UNSPEC_VCTZLSBB): New value.
6419 (UNSPEC_VEXTUBLX): New value.
6420 (UNSPEC_VEXTUHLX): New value.
6421 (UNSPEC_VEXTUWLX): New value.
6422 (UNSPEC_VEXTUBRX): New value.
6423 (UNSPEC_VEXTUHRX): New value.
6424 (UNSPEC_VEXTUWRX): New value.
6425 (UNSPEC_VCMPNEB): New value.
6426 (UNSPEC_VCMPNEZB): New value.
6427 (UNSPEC_VCMPNEH): New value.
6428 (UNSPEC_VCMPNEZH): New value.
6429 (UNSPEC_VCMPNEW): New value.
6430 (UNSPEC_VCMPNEZW): New value.
6431 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
6432 vector of integer modes.
6433 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
6434 vector of float or double modes.
6435 (*vector_nez_<mode>_p): New insn for vector test all not equal or
6437 (lxvl): New expand for load VSX vector with length.
6438 (*lxvl): New insn for load VSX vector with length.
6439 (stxvl): New expand for store VSX vector with length.
6440 (*stxvl): New insn for store VSX vector with length.
6441 (vcmpneb): New insn for vector of byte compare not equal.
6442 (vcmpnezb): New insn for vector of byte compare not equal or zero.
6443 (vcmpneh): New insn for vector of half word compare not equal.
6444 (vcmpnezh): New insn for vector of half word compare not equal or
6446 (vcmpnew): New insn for vector of word compare not equal.
6447 (vcmpne<VSs>): New insn for vector of float or double compare not
6449 (vcmpnezw): New insn for vector of word compare not equal or zero.
6450 (vclzlsbb): New insn for vector count leading zero
6451 least-significant bits byte.
6452 (vctzlsbb): New insn for vector count trailing zero least
6453 signficant bits byte.
6454 (vextublx): New insn for vector extract unsigned byte left
6456 (vextubrx): New insn for vector extract unsigned byte right
6458 (vextuhlx): New insn for vector extract unsigned half word left
6460 (vextuhrx): New insn for vector extract unsigned half word right
6462 (vextuwlx): New insn for vector extract unsigned word left
6464 (vextuwrx): New insn for vector extract unsigned word right
6466 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
6467 clarify intent of this constant.
6468 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
6469 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
6470 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
6471 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
6472 and vec_xrx functions.
6474 2016-10-18 Andrew Pinski <apinski@cavium.com>
6477 * predict.c (is_exit_with_zero_arg): New function.
6478 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
6481 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
6484 * config/i386/i386.c (legitimize_tls_address)
6485 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
6486 convert dest to Pmode if different than Pmode.
6488 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6490 PR tree-optimization/77916
6491 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
6492 stopgap fix, as pointers with -1 increment are still broken.
6494 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
6496 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
6497 mapping class decoration from here...
6498 (rs6000_xcoff_encode_section): ...to here.
6500 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
6501 if shrink-wrapping and optimizing for speed.
6503 2016-10-18 Richard Biener <rguenther@suse.de>
6505 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
6506 not visited but non-executable predecessors. Return taken edge.
6507 Simplify conditions and refactor propagation vs. folding step.
6509 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
6511 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
6512 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
6513 (rs6000_get_separate_components): Assert we do not have those
6514 strategies selected.
6516 2016-10-18 Richard Biener <rguenther@suse.de>
6518 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
6519 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
6521 (substitute_and_fold_dom_walker): Adjust constructor.
6522 (substitute_and_fold_dom_walker::before_dom_children): Remove
6523 do_dce flag and handling (always true).
6524 (substitute_and_fold): Likewise.
6525 * tree-vrp.c (vrp_finalize): Adjust.
6526 (execute_early_vrp): Remove final BB_VISITED clearing.
6527 * tree-ssa-ccp.c (ccp_finalize): Adjust.
6528 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6529 * ira.c (ira): Call clear_bb_flags.
6531 2016-10-18 Richard Biener <rguenther@suse.de>
6533 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
6534 get at the operand to look at with TREE_OPERAND for generic
6537 2016-10-18 David Malcolm <dmalcolm@redhat.com>
6539 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
6541 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
6542 (write_test_expr): Use rtx_reader_ptr for calls to
6544 (write_attr_value): Likewise.
6545 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
6546 call to print_md_ptr_loc.
6547 (write_one_condition): Likewise for calls to print_c_condition.
6548 * genconstants.c: Include "statistics.h" and "vec.h".
6549 (main): Update for conversion to member functions.
6550 * genemit.c (emit_c_code): Use rtx_reader_ptr for
6551 call to print_md_ptr_loc.
6552 * genenums.c: Include "statistics.h" and "vec.h".
6553 (main): Update for conversion of traverse_enum_types to a method.
6554 * genmddeps.c: Include "statistics.h" and "vec.h".
6555 * genoutput.c (process_template): Use rtx_reader_ptr for call to
6557 * genpreds.c (write_predicate_subfunction): Likewise.
6558 (write_predicate_expr): Likewise for calls to print_c_condition.
6559 * genrecog.c (print_test): Likewise.
6560 * gensupport.c (process_rtx): Likewise for calls to
6561 copy_md_ptr_loc and join_c_conditions.
6562 (alter_test_for_insn): Likewise for call to join_c_conditions.
6563 (process_substs_on_one_elem): Likewise.
6564 (gen_mnemonic_setattr): Update for move of string_obstack to a
6565 field of rtx_reader.
6566 (mnemonic_htab_callback): Likewise. Fix formatting.
6567 (gen_mnemonic_attr): Likewise.
6568 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
6569 to print_c_condition.
6570 * read-md.c: Include "statistics.h" and "vec.h".
6571 (string_obstack): Convert this global to field "m_string_obstack"
6572 of class rtx_reader.
6573 (ptr_locs): Likewise, as "m_ptr_locs".
6574 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
6575 (joined_conditions): Likewise, as "m_joined_conditions".
6576 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
6577 (md_constants): Likewise, as "m_md_constants".
6578 (enum_types): Likewise, as "m_enum_types".
6579 (set_md_ptr_loc): Convert to...
6580 (rtx_reader::set_md_ptr_loc): ...member function.
6581 (get_md_ptr_loc): Convert to...
6582 (rtx_reader::get_md_ptr_loc): ...member function.
6583 (copy_md_ptr_loc): Convert to...
6584 (rtx_reader::copy_md_ptr_loc): ...member function.
6585 (fprint_md_ptr_loc): Convert to...
6586 (rtx_reader::fprint_md_ptr_loc): ...member function.
6587 (print_md_ptr_loc): Convert to...
6588 (rtx_reader::print_md_ptr_loc): ...member function.
6589 (join_c_conditions): Convert to...
6590 (rtx_reader::join_c_conditions): ...member function.
6591 (fprint_c_condition): Convert to...
6592 (rtx_reader::fprint_c_condition): ...member function.
6593 (print_c_condition): Convert to...
6594 (rtx_reader::print_c_condition): ...member function.
6595 (read_name): Convert to...
6596 (rtx_reader::read_name): ...member function.
6597 (read_escape): Convert to...
6598 (rtx_reader::read_escape): ...member function.
6599 (read_quoted_string): Convert to...
6600 (rtx_reader::read_quoted_string): ...member function.
6601 (read_braced_string): Convert to...
6602 (rtx_reader::read_braced_string): ...member function.
6603 (read_string): Convert to...
6604 (rtx_reader::read_string): ...member function.
6605 (read_skip_construct): Convert to...
6606 (rtx_reader::read_skip_construct): ...member function.
6607 (handle_constants): Convert to...
6608 (rtx_reader::handle_constants): ...member function.
6609 (traverse_md_constants): Convert to...
6610 (rtx_reader::traverse_md_constants): ...member function.
6611 (handle_enum): Convert to...
6612 (rtx_reader::handle_enum): ...member function.
6613 (lookup_enum_type): Convert to...
6614 (rtx_reader::lookup_enum_type): ...member function.
6615 (traverse_enum_types): Convert to...
6616 (rtx_reader::traverse_enum_types): ...member function.
6617 (rtx_reader::rtx_reader): Move initializations
6618 of various former global data from rtx_reader::read_md_files to
6619 here, as fields, along with the call to unlock_std_streams.
6620 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
6622 (rtx_reader::read_md_files): Move initializations of various
6623 global data from here to the ctor.
6624 * read-md.h (read_name): Convert to...
6625 (rtx_reader::read_name): ...member function.
6626 (rtx_reader::read_escape): New method decl.
6627 (read_quoted_string): Convert to...
6628 (rtx_reader::read_quoted_string): ...member function.
6629 (rtx_reader::read_braced_string): New method decl.
6630 (read_string): Convert to...
6631 (rtx_reader::read_string): ...member function.
6632 (rtx_reader::read_skip_construct): New method decl.
6633 (rtx_reader::set_md_ptr_loc): New method decl.
6634 (rtx_reader::get_md_ptr_loc): New method decl.
6635 (copy_md_ptr_loc): Convert to...
6636 (rtx_reader::copy_md_ptr_loc): ...member function.
6637 (fprint_md_ptr_loc): Convert to...
6638 (rtx_reader::fprint_md_ptr_loc): ...member function.
6639 (print_md_ptr_loc): Convert to...
6640 (rtx_reader::print_md_ptr_loc): ...member function.
6641 (rtx_reader::lookup_enum_type): New method decl.
6642 (rtx_reader::traverse_enum_types): New method decl.
6643 (rtx_reader::handle_constants): New method decl.
6644 (traverse_md_constants): Convert to...
6645 (rtx_reader::traverse_md_constants): ...member function.
6646 (rtx_reader::handle_enum): New method decl.
6647 (rtx_reader::join_c_conditions): New method decl.
6648 (fprint_c_condition): Convert to...
6649 (rtx_reader::fprint_c_condition): ...member function.
6650 (print_c_condition): Convert to...
6651 (rtx_reader::print_c_condition): ...member function.
6652 (rtx_reader::apply_iterator_to_string): New method decl.
6653 (rtx_reader::copy_rtx_for_iterators): New method decl.
6654 (rtx_reader::read_conditions): New method decl.
6655 (rtx_reader::record_potential_iterator_use): New method decl.
6656 (rtx_reader::read_mapping): New method decl.
6657 (rtx_reader::read_rtx): New method decl.
6658 (rtx_reader::read_rtx_code): New method decl.
6659 (rtx_reader::read_rtx_operand): New method decl.
6660 (rtx_reader::read_nested_rtx): New method decl.
6661 (rtx_reader::read_rtx_variadic): New method decl.
6662 (rtx_reader::get_string_obstack): New method.
6663 (rtx_reader::get_md_constants): New method.
6664 (string_obstack): Convert global variable decl to...
6665 (rtx_reader::m_string_obstack): ...this new field.
6666 (rtx_reader::m_ptr_locs): New field.
6667 (rtx_reader::m_ptr_loc_obstack): New field.
6668 (rtx_reader::m_joined_conditions): New field.
6669 (rtx_reader::m_joined_conditions_obstack): New field.
6670 (rtx_reader::m_md_constants): New field.
6671 (rtx_reader::m_enum_types): New field.
6672 * read-rtl.c (apply_iterator_to_string): Convert to...
6673 (rtx_reader::apply_iterator_to_string): ...member function.
6674 (copy_rtx_for_iterators): Convert to...
6675 (rtx_reader::copy_rtx_for_iterators): ...member function.
6676 (add_condition_to_string): Use rtx_reader_ptr for
6677 calls join_c_conditions.
6678 (apply_iterators): Use rtx_reader_ptr for calls to
6679 join_c_conditions and copy_rtx_for_iterators.
6680 (read_conditions): Convert to...
6681 (rtx_reader::read_conditions): ...member function.
6682 (record_potential_iterator_use): Convert to...
6683 (rtx_reader::record_potential_iterator_use): ...member function.
6684 (read_mapping): Convert to...
6685 (rtx_reader::read_mapping): ...member function.
6686 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
6687 (read_rtx): Convert to...
6688 (rtx_reader::read_rtx): ...member function.
6689 (read_rtx_code): Convert to...
6690 (rtx_reader::read_rtx_code): ...member function.
6691 (read_rtx_operand): Convert to...
6692 (rtx_reader::read_rtx_operand): ...member function. Update for move
6693 of string_obstack to a field.
6694 (read_nested_rtx): Convert to..
6695 (rtx_reader::read_nested_rtx): ...member function.
6696 (read_rtx_variadic): Convert to..
6697 (rtx_reader::read_rtx_variadic): ...member function.
6699 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6701 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
6703 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6705 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
6706 for pointer type too.
6707 (ipcp_update_vr): set_ptr_nonnull for pointer.
6709 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6711 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
6712 pt_solution_singleton_p.
6713 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
6714 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
6715 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
6716 pointer nonnull computed by VRP.
6717 Also Conservatively set pt.null to 1.
6718 (pt_solution_reset): Conservatively set pt.null to 1.
6719 (pt_solution_singleton_or_null_p): Renamed from
6720 pt_solution_singleton_p.
6721 * tree-ssanames.h (set_ptr_nonnull): Declare.
6722 (get_ptr_nonnull): Likewise.
6723 * tree-ssanames.c (set_ptr_nonnull): New.
6724 (get_ptr_nonnull): Likewise.
6725 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
6726 (evrp_dom_walker::before_dom_children): Likewise.
6728 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6730 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6731 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6732 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6733 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6734 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
6735 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6736 (rs6000_option_override_internal): Clear it if ABI_AIX.
6737 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6738 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
6740 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6742 * gimple-ssa-strength-reduction.c (record_increment): Remove
6745 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6747 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
6748 that the result is non-zero if it is true.
6749 (maybe_expand_shift): New wrapper around expand_shift_1.
6750 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
6752 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6754 PR tree-optimization/77916
6755 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
6756 Don't allow a MINUS_EXPR for pointer arithmetic for either known
6758 (record_increment): Increments of -1 for unknown strides just use
6759 a multiply initializer like other negative values.
6760 (analyze_increments): Remove stopgap solution for -1 increment
6761 applied to pointer arithmetic.
6763 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
6765 * dominance.c (dom_info::dom_info): Add new constructor for region
6766 which is vector of basic blocks.
6767 (dom_init): New method to initialize members common for both
6769 (dom_info::dom_info): Invoke dom_init for partial initialization.
6770 (dom_info::get_idom): Add check to corner cases on basic blocks which
6772 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
6773 to detect unreachable bbs.
6774 (dom_info::calc_idoms): Likewise.
6775 (compute_dom_fast_query_in_region): New function.
6776 (calculate_dominance_info_for_region): Likewise.
6777 (free_dominance_info_for_region): Likewise.
6778 * dominance.h: Add prototypes for introduced region-based functions
6779 * tree-if-conv.c (build_region): New function.
6780 (if_convertible_loop_p_1): Invoke local version of post-dominators
6781 calculation before basic block predication with subsequent freeing
6782 post-dominator info.
6783 (tree_if_conversion): Remove free of post-dominator info
6784 (pass_if_conversion::execute): Delete detection of infinite loops
6785 and fake edges to exit block since post-dominator calculation is
6786 performed per if-converted loop only.
6788 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
6791 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
6792 register explicitly.
6793 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
6794 optimizing for size.
6796 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6798 * config/aarch64/aarch64.c: Delete inclusion of
6799 cortex-a57-fma-steering.h.
6800 (aarch64_override_options): Delete call
6801 to aarch64_register_fma_steering.
6802 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
6803 * config/aarch64/cortex-a57-fma-steering.h: Delete.
6804 * config/aarch64/aarch64-passes.def: New file.
6805 * config/aarch64/cortex-a57-fma-steering.c
6806 (aarch64_register_fma_steering): Delete definition.
6807 (make_pass_fma_steering): Remove static qualifier.
6808 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
6809 (cortex-a57-fma-steering.o): Remove dependency on
6810 cortex-a57-fma-steering.h.
6812 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6814 * explow.c (validize_mem): Do not modify the argument in-place.
6816 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
6818 * tree-streamer.c (record_common_node): Explicitly list expected
6821 2016-10-17 Richard Biener <rguenther@suse.de>
6823 PR tree-optimization/77988
6824 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
6826 2016-10-17 Marek Polacek <polacek@redhat.com>
6828 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
6830 2016-10-17 Richard Biener <rguenther@suse.de>
6832 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
6835 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6837 PR tree-optimization/71636
6838 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
6840 2016-10-17 Richard Biener <rguenther@suse.de>
6842 * gimplify.c (gimplify_function_tree): Do not move the outer
6845 2016-10-17 Jakub Jelinek <jakub@redhat.com>
6847 * langhooks.h (struct lang_hooks_for_decls): Remove
6848 function_decl_explicit_p, function_decl_deleted_p and
6849 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
6850 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
6851 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
6852 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
6853 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
6854 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
6855 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
6856 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
6857 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
6858 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
6859 * langhooks.c (lhd_decl_dwarf_attribute): New function.
6860 * dwarf2out.c (gen_subprogram_die): Use
6861 lang_hooks.decls.decl_dwarf_attribute instead of
6862 lang_hooks.decls.function_decl_*.
6864 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
6868 * common.opt (-ftrampolines): New option.
6869 * doc/invoke.texi (Code Gen Options): Document it.
6870 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
6871 * doc/tm.texi: Regenerate.
6872 * builtins.def: Add init_descriptor and adjust_descriptor.
6873 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
6874 on platforms with descriptors.
6875 (expand_builtin_init_descriptor): New function.
6876 (expand_builtin_adjust_descriptor): Likewise.
6877 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
6878 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
6879 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
6880 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
6881 Set STATIC_CHAIN_REG_P on the static chain register, if any.
6882 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
6883 (expand_call): Likewise. Move around call to prepare_call_address
6884 and pass all flags to it.
6885 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
6886 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
6887 (gimple_call_set_by_descriptor): New setter.
6888 (gimple_call_by_descriptor_p): New getter.
6889 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
6890 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
6891 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
6892 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
6893 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
6894 * rtl.h (STATIC_CHAIN_REG_P): New macro.
6895 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
6896 * target.def (custom_function_descriptors): New POD hook.
6897 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
6898 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
6899 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
6900 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
6901 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
6902 (build_common_builtin_nodes): Initialize init_descriptor and
6904 * tree-nested.c: Include target.h.
6905 (struct nesting_info): Add 'any_descr_created' field.
6906 (get_descriptor_type): New function.
6907 (lookup_element_for_decl): New function extracted from...
6908 (create_field_for_decl): Likewise.
6909 (lookup_tramp_for_decl): ...here. Adjust.
6910 (lookup_descr_for_decl): New function.
6911 (convert_tramp_reference_op): Deal with descriptors.
6912 (build_init_call_stmt): New function extracted from...
6913 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
6914 * defaults.h (FUNCTION_ALIGNMENT): Define.
6915 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
6916 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
6917 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
6918 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
6919 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
6921 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
6923 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
6924 constants in CONST_VECTORs.
6926 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
6928 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
6929 register as destination of bmask.
6930 (vector_init_bshuffle): Likewise.
6931 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
6932 (bmaskdi_vis): Enable only in 64-bit mode.
6934 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
6936 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
6937 make LR a separately shrink-wrapped component unless savres_strategy
6938 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
6939 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
6940 wrapping when not both {SAVE,REST}_INLINE_GPRS.
6942 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
6944 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
6945 and keep looping on failure.
6947 2016-10-14 David Malcolm <dmalcolm@redhat.com>
6949 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
6951 (print_rtx_function): Update example in comment for...
6952 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
6953 non-virtual pseudos with a '%' sigil followed by the regno, offset
6954 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
6955 pseudo is dumped as "%0".
6957 2016-10-14 Jakub Jelinek <jakub@redhat.com>
6960 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
6963 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
6965 * config/sparc/sparc-passes.def: New file.
6966 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
6967 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
6968 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
6970 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
6972 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
6973 loop peel to loops with exit test at the beginning.
6975 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
6977 PR rtl-optimization/68212
6978 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
6979 frequency when computing scale factor for peeled copies.
6980 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
6981 values for switch/peel blocks/edges.
6983 2016-10-14 Pedro Alves <palves@redhat.com>
6985 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
6987 2016-10-14 Catherine Moore <clm@codesourcery.com>
6989 * config/mips/mips.c (mips_prepare_pch_save): Initialize
6990 micromips_globals to zero.
6992 2016-10-14 Richard Biener <rguenther@suse.de>
6994 PR tree-optimization/77979
6995 * tree-vrp.c (compare_name_with_value): Handle released SSA names
6996 in the equivalency sets.
6997 (compare_names): Likewise.
6999 2016-10-14 Martin Liska <mliska@suse.cz>
7001 * builtins.h(target_char_cst_p): Declare the function.
7002 * builtins.c (fold_builtin_memchr): Remove.
7003 (target_char_cst_p): Move the function from gimple-fold.c.
7004 (fold_builtin_3): Do not call the function.
7005 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
7006 (gimple_fold_builtin): Call the function.
7007 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
7009 2016-10-14 Martin Liska <mliska@suse.cz>
7011 * builtins.c (fold_builtin_strcmp): Remove function.
7012 (fold_builtin_strncmp): Likewise.
7013 (fold_builtin_2): Remove call of the function.
7014 (fold_builtin_3): Likewise.
7015 * fold-const-call.c (fold_const_call): Add constant folding
7016 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
7017 * fold-const-call.h (build_cmp_result): Declare the function.
7018 * gimple-fold.c (gimple_load_first_char): New function.
7019 (gimple_fold_builtin_string_compare): Likewise.
7020 (gimple_fold_builtin): Call the function.
7022 2016-10-14 Nathan Sidwell <nathan@acm.org>
7024 * gcov-io.c (gcov_open): Deconstify 'mode'.
7026 2016-10-14 Martin Liska <mliska@suse.cz>
7028 * fold-const.c (c_getstr): Support of properly \0-terminated
7029 string constants. New argument is added.
7030 * fold-const.h: New argument is added.
7032 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7034 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
7036 (aarch64_print_hint_for_core): Likewise.
7037 (aarch64_print_hint_for_arch): Likewise.
7038 (aarch64_validate_march): Use it. Fix indentation in type signature.
7039 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
7040 (aarch64_validate_mtune): Likewise.
7041 (aarch64_handle_attr_arch): Likewise.
7042 (aarch64_handle_attr_cpu): Likewise.
7043 (aarch64_handle_attr_tune): Likewise.
7045 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7047 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
7050 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
7052 * config/m68k/m68k.c (m68k_option_override): Check
7053 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
7054 instead of stack_limit_rtx.
7056 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7058 * dwarf2out.c (gen_member_die): Handle inline static data member
7061 2016-10-13 Nathan Sidwell <nathan@acm.org>
7063 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
7064 gcov_var.mode. Remove unnecessary fstat.
7066 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
7069 * function.c (thread_prologue_and_epilogue_insns): Call all
7070 make_*logue_seq in the same order as traditional. Call them
7071 all a second time if shrink_wrapped_separate.
7073 2016-10-13 Marek Polacek <polacek@redhat.com>
7075 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
7076 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
7079 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7081 PR tree-optimization/77937
7082 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
7083 to infinite when we have a pointer with an increment of -1.
7085 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7087 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
7089 * memmodel.h: This file.
7090 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
7091 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
7092 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
7093 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
7094 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
7095 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
7096 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
7097 compare-elim.c, config/aarch64/aarch64-builtins.c,
7098 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
7099 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
7100 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
7101 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
7102 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
7103 config/darwin.c, config/epiphany/epiphany.c,
7104 config/epiphany/mode-switch-use.c,
7105 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
7106 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
7107 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
7108 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
7109 config/m68k/m68k.c, config/mcore/mcore.c,
7110 config/microblaze/microblaze.c, config/mmix/mmix.c,
7111 config/mn10300/mn10300.c, config/moxie/moxie.c,
7112 config/msp430/msp430.c, config/nds32/nds32-cost.c,
7113 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
7114 config/nds32/nds32-memory-manipulation.c,
7115 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
7116 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
7117 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
7118 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
7119 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
7120 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
7121 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
7122 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
7123 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
7124 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
7125 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
7126 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
7127 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
7128 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
7129 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
7130 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
7131 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
7132 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
7133 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
7134 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
7135 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
7136 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
7137 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
7138 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
7139 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
7140 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
7141 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
7142 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
7143 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
7144 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
7145 var-tracking.c, varasm.c: Include memmodel.h.
7146 * genattrtab.c (write_header): Include memmodel.h in generated file.
7147 * genautomata.c (main): Likewise.
7148 * gengtype.c (open_base_files): Likewise.
7149 * genopinit.c (main): Likewise.
7150 * genconditions.c (write_header): Include memmodel.h earlier in
7152 * genemit.c (main): Likewise.
7153 * genoutput.c (output_prologue): Likewise.
7154 * genpeep.c (main): Likewise.
7155 * genpreds.c (write_insn_preds_c): Likewise.
7156 * genrecog.c (write_header): Likewise.
7157 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
7159 2016-10-13 David Malcolm <dmalcolm@redhat.com>
7161 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
7162 for new "compact" param of print_rtx_function. Check for "cinsn"
7164 * print-rtl-function.c (flag_compact): New decl.
7165 (print_rtx_function): Add param "compact" and use it to set
7166 flag_compact, adding a description of the effect to the leading
7167 comment, and updating the example output.
7168 * print-rtl.c (flag_compact): New variable.
7169 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
7171 (print_rtx_operand_code_i): When printing source locations, wrap
7172 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
7173 (print_rtx_operand_code_r): Don't print regnos for hard regs and
7174 virtuals in compact mode.
7175 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
7176 apart from in LABEL_REFs.
7177 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
7178 Don't print basic block ids in compact mode.
7179 (print_rtx): In compact mode, prefix the code of insns with "c",
7180 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
7181 * print-rtl.h (print_rtx_function): Add "compact" param.
7183 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7185 * arm.h (TARGET_VFP): Delete.
7186 (TARGET_VFPD32): Remove references to TARGET_VFP.
7187 (TARGET_VFP3, TARGET_VFP5): Likewise.
7188 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
7189 (TARGET_NEON_FP16): Likewise.
7190 (TARGET_FMA): Likewise.
7191 (TARGET_CRYPTO): Likewise.
7192 (TARGET_NEON): Likewise.
7193 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
7194 (FUNCTION_ARG_REGNO_P): Likewise.
7195 * arm.c (arm_option_check_internal): Likewise.
7196 (arm_option_override): Likewise.
7197 (use_return_insn): Likewise.
7198 (arm_function_value_regno_p): Likewise.
7199 (arm_apply_result_size): Likewise.
7200 (use_vfp_abi): Likewise.
7201 (arm_legitimate_address_outer_p): Likewise.
7202 (thumb2_legitimate_address_p): Likewise.
7203 (arm_legitimate_index_p): Likewise.
7204 (thumb2_legitimate_index_p): Likewise.
7205 (arm_legitimate_address): Likewise.
7206 (arm_get_vfp_saved_size): Likewise.
7207 (arm_emit_vfp_multi_reg_pop): Likewise.
7208 (arm_get_frame_offsets): Likewise.
7209 (arm_save_coproc_regs): Likewise.
7210 (arm_hard_regno_mode_ok): Likewise.
7211 (arm_expand_epilogue_apcs_frame): Likewise.
7212 (arm_expand_epilogue): Likewise.
7213 (arm_file_start): Likewise.
7214 (arm_conditional_register_usage): Likewise.
7215 (arm_validize_comparison): Use vfp_compare_operand directly.
7216 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
7217 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
7219 (arm_atomic_assign_expand_fenv): Likewise.
7220 * arm.md (divsf3): Likewise.
7221 (arm_negsi2): Likewise.
7223 (arm_movdi): Likewise.
7224 (arm_movt): Likewise.
7225 (cbranchsf4): Change predicate to vfp_compare_operand.
7226 (cbranchdf4): Change predicate to vfp_compare_operand.
7227 (cstorehf4): Change predicate to vfp_compare_operand.
7228 (cstoresf4): Change predicate to vfp_compare_operand.
7229 (cstoredf4): Change predicate to vfp_compare_operand.
7230 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
7231 (movhi_insn_arch4, movhi_bytes): Likewise.
7232 * constraints.md (Dt): Likewise.
7234 * iterators.md (SDF): Likewise.
7235 * predicates.md (arm_float_compare_operand): Delete.
7236 (const_double_vcvt_power_of_two_reciprocal): Remove references to
7238 (const_double_vcvt_power_of_two): Likewise.
7239 * thumb2.md thumb2_movsi_insn): Likewise.
7240 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
7241 (movhf_vfp): Likewise.
7242 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
7243 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
7244 (movsf_vfp, thumb2_movsf_vfp): Likewise.
7245 (movdf_vfp, thumb2_movdf_vfp): Likewise.
7246 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
7247 (subsf3_vfp, divsf3_vfp): Likewise.
7248 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
7249 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
7250 (mulsf3negsfsubsf_vfp): Likewise.
7251 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
7252 (floatunssisf2, sqrtsf2_vfp): Likewise.
7253 (movcc_vfp): Likewise.
7254 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
7255 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
7256 (push_multi_vfp): Likewise.
7257 (set_fpscr, get_fpscr): Likewise.
7258 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
7260 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7262 * arm.h (TARGET_VFP): Unconditionally define to 1.
7263 (arm_fpu_desc): Remove 'model' field.
7264 (TARGET_FPU_MODEL): Delete.
7265 * arm.c (all_fpus): Don't initialize the model field.
7266 (arm_can_inline_p): Don't check the FPU model.
7267 * arm-fpus.def: Remove redundant model field from all FPU
7270 2016-10-13 Richard Biener <rguenther@suse.de>
7273 * genmatch.c (struct capture): Add value_match member.
7274 (commutate): Preserve value_match.
7275 (lower_opt_convert): Likewise.
7276 (lower_cond): Likewise.
7277 (replace_id): Likewise.
7278 (struct dt_operand): Add value_match member.
7279 (decision_tree::cmp_node): Compare it.
7280 (decision_tree::insert_operand): Honor it when finding and
7281 when appending a DT_MATCH.
7282 (dt_operand::gen_match_op): Generate a type check after
7283 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
7284 (parser::get_internal_capture_id): New helper.
7285 (parser::finish_match_operand): New function lowering @@<id>.
7286 (parser::parse_capture): Parse @@<id> as value-match.
7287 (parser::parse_expr): Use get_internal_capture_id.
7288 (parser::parse_simplify): Call finish_match_operand.
7289 (walk_captures): New helper.
7290 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
7292 ((X /[ex] A) * A -> X): Likewise.
7293 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
7294 convert[12] and value-matching.
7295 ((A | B) & (A | C) -> A | (B & C)): Likewise.
7296 ((X | Y) | Y -> X | Y): Likewise.
7297 ((X ^ Y) ^ Y -> X): Likewise.
7298 (A - (A & B) -> ~B & A): Likewise.
7299 ((T)(P + A) - (T)P -> (T) A): Likewise.
7300 ((T)P - (T)(P + A) -> -(T) A): Likewise.
7301 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
7302 * doc/match-and-simplify.texi: Amend capture section.
7304 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
7306 * config/arc/arc.md (umul_600): Remove predicated variant.
7307 (umul64_600): Likewise.
7309 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
7311 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
7313 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7315 * tree-vect-loop.c (loop_niters_no_overflow): New func.
7316 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
7317 no-overflow information to vect_do_peeling_for_loop_bound and
7318 vect_gen_vector_loop_niters.
7320 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7322 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
7325 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7327 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
7328 adjust_vec automatically.
7329 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
7330 param exit_bb to guard_to.
7331 (slpeel_checking_verify_cfg_after_peeling):
7332 (set_prologue_iterations):
7333 (create_lcssa_for_virtual_phi): New func which is factored out from
7334 slpeel_tree_peel_loop_to_edge.
7335 (slpeel_tree_peel_loop_to_edge):
7336 (iv_phi_p): New func.
7337 (vect_can_advance_ivs_p): Call iv_phi_p.
7338 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
7339 new gimple stmts in basic block.
7340 (vect_gen_niters_for_prolog_loop): Rename to...
7341 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
7342 adjust implementation.
7343 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
7344 sizetype if necessary.
7345 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
7346 it to external function.
7347 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
7348 (vect_gen_vector_loop_niters_mult_vf): New.
7349 (slpeel_update_phi_nodes_for_loops): New.
7350 (slpeel_update_phi_nodes_for_guard1): Reimplement.
7351 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
7352 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
7353 * tree-vect-loop.c (vect_build_loop_niters): Move to file
7354 tree-vect-loop-manip.c
7355 (vect_generate_tmps_on_preheader): Delete.
7356 (vect_transform_loop): Rename vectorization_factor to vf. Call
7357 vect_do_peeling instead of vect_do_peeling-* functions.
7358 * tree-vectorizer.h (vect_do_peeling): New decl.
7359 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
7360 (vect_do_peeling_for_loop_bound): Delete.
7361 (vect_do_peeling_for_alignment): Delete.
7363 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7365 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
7366 duplicated loop after its preheader and after the original loop.
7368 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7370 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
7371 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
7373 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7375 * tree-vect-loop.c (vectorizable_live_operation): Support handling
7376 for live variable outside loop but not in lcssa form.
7378 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7380 * cfg.c (reset_original_copy_tables): New func.
7381 * cfg.h (reset_original_copy_tables): New decl.
7383 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7386 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
7388 * varasm.c (default_binds_local_p_3): Formatting fix.
7390 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7392 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
7394 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
7395 Remove useless code.
7397 2016-10-13 Martin Liska <mliska@suse.cz>
7399 PR tree-optimization/77943
7400 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
7401 a different EH landing pads.
7403 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7406 * hooks.h (hook_tree_void_null): Declare.
7407 * hooks.c (hook_tree_void_null): New function.
7408 * langhooks.c (lhd_return_null_tree_v): Remove.
7409 * langhooks-def.h (lhd_return_null_tree_v): Remove.
7410 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
7411 set y to const0_rtx.
7412 * function.c (stack_protect_epilogue): Likewise.
7413 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
7414 if TARGET_THREAD_SSP_OFFSET is defined.
7415 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7416 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7417 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7418 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7419 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7420 (ix86_stack_protect_guard): New function.
7422 2016-10-13 Richard Biener <rguenther@suse.de>
7424 * dwarf2out.c (tree_add_const_value_attribute): Do not try
7425 rtl_for_decl_init during early phase.
7426 (gen_variable_die): Do not create locations during early phase.
7427 (gen_label_die): Likewise.
7428 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
7431 2016-10-12 Richard Biener <rguenther@suse.de>
7433 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
7434 try_add_new_range and made to eturn new range.
7435 (evrp_dom_walker::before_dom_children): Push op1 value range before
7436 pushing op0 value range.
7438 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7440 PR tree-optimization/77937
7441 * gimple-ssa-strength-reduction.c (analyze_increments): Use
7442 POINTER_TYPE_P on the candidate type to determine whether
7443 candidates in this chain require pointer arithmetic.
7445 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
7447 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
7448 correction if the type is smaller than a word.
7449 (visium_select_cc_mode): Add ... fall through ... comment.
7451 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7453 * config/rs6000/rs6000.c (machine_function): Add new fields
7454 gpr_is_wrapped_separately and lr_is_wrapped_separately.
7455 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
7456 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
7457 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
7458 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
7459 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
7460 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
7461 (rs6000_get_separate_components): New function.
7462 (rs6000_components_for_bb): New function.
7463 (rs6000_disqualify_components): New function.
7464 (rs6000_emit_prologue_components): New function.
7465 (rs6000_emit_epilogue_components): New function.
7466 (rs6000_set_handled_components): New function.
7467 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
7468 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
7469 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
7470 (rs6000_emit_epilogue): Don't emit GPR restores if
7471 gpr_is_wrapped_separately for that register. Don't make a
7472 REG_CFA_RESTORE note for registers we did not restore, either.
7474 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7476 * function.c (thread_prologue_and_epilogue_insns): Call
7477 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
7478 if it has possibly changed. Compute the split_prologue_seq and
7479 epilogue_seq later, too.
7480 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
7481 (dump_components): New function.
7482 (struct sw): New struct.
7484 (init_separate_shrink_wrap): New function.
7485 (fini_separate_shrink_wrap): New function.
7486 (place_prologue_for_one_component): New function.
7487 (spread_components): New function.
7488 (disqualify_problematic_components): New function.
7489 (emit_common_heads_for_components): New function.
7490 (emit_common_tails_for_components): New function.
7491 (insert_prologue_epilogue_for_components): New function.
7492 (try_shrink_wrapping_separate): New function.
7493 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
7495 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7497 * regrename.c (build_def_use): Invalidate chains that have a
7498 REG_CFA_RESTORE on some instruction.
7500 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7502 * dce.c (delete_unmarked_insns): Don't delete instructions with
7503 a REG_CFA_RESTORE note.
7505 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7507 * common.opt (-fshrink-wrap-separate): New flag.
7508 * doc/invoke.texi: Document it.
7509 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
7510 * doc/tm.texi: Regenerate.
7511 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
7512 * target.def (shrink_wrap): New hook vector.
7513 (get_separate_components, components_for_bb, disqualify_components,
7514 emit_prologue_components, emit_epilogue_components,
7515 set_handled_components): New hooks.
7517 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7519 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
7520 vector return by reference only if -Wpsabi.
7521 (rs6000_pass_by_reference): Similarly, for argument passing.
7523 2016-10-12 David Malcolm <dmalcolm@redhat.com>
7525 * function-tests.c: Include "print-rtl.h".
7526 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
7527 function, and verify what is dumped.
7528 * print-rtl-function.c (print_edge): New function.
7529 (begin_any_block): New function.
7530 (end_any_block): New function.
7531 (can_have_basic_block_p): New function.
7532 (print_rtx_function): Track the basic blocks of insns in the
7533 chain, wrapping those that are within blocks within "(block)"
7534 directives. Remove the "(cfg)" directive.
7536 2016-10-12 David Malcolm <dmalcolm@redhat.com>
7538 * selftest.c (selftest::read_file): New function.
7539 (selftest::test_read_file): New function.
7540 (selftest::selftest_c_tests): Call test_read_file.
7541 * selftest.h (selftest::read_file): New decl.
7543 2016-10-12 Richard Biener <rguenther@suse.de>
7546 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
7549 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
7551 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
7553 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
7554 dwarf2out_assembly_start.
7556 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
7558 * Makefile.in (SELFTEST_FLAGS): New variable.
7559 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
7561 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
7564 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
7566 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
7567 dumped in RTL dumps.
7569 2016-10-12 Martin Liska <mliska@suse.cz>
7571 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
7572 (gimple_fold_builtin_memory_op): Use the function.
7573 (gimple_fold_builtin_strchr): Likewise.
7574 (gimple_fold_builtin_strcat): Likewise.
7575 (gimple_build): Likewise.
7577 2016-10-12 Nathan Sidwell <nathan@acm.org>
7579 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
7581 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
7583 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
7584 equivalent 32-bit constant (modulo 2**32) when that yields
7585 smaller instructions.
7586 (size_of_int_loc_descriptor): Update accordingly.
7588 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
7590 * dwarf2out.c (dwarf2out_early_global_decl): For nested
7591 functions, call dwarf2out_decl on the parent function first.
7593 2016-10-12 Richard Biener <rguenther@suse.de>
7595 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
7598 2016-10-12 Richard Biener <rguenther@suse.de>
7600 * tree-ssa-propagate.c
7601 (substitute_and_fold_dom_walker::before_dom_children): Do not
7602 ignore ASSERT_EXPRs but only preserve them.
7603 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
7604 that have been propagated into.
7605 (vrp_finalize): Enable DCE for substitute_and_fold.
7607 2016-10-12 Richard Biener <rguenther@suse.de>
7609 PR tree-optimization/77920
7610 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
7611 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
7612 (simplify_abs_using_ranges): Likewise.
7613 (simplify_conversion_using_ranges): Likewise.
7614 (simplify_stmt_using_ranges): Adjust.
7616 2016-10-12 Jakub Jelinek <jakub@redhat.com>
7618 PR tree-optimization/77929
7619 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
7620 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
7622 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7625 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
7626 needs a base register for arg 1.
7628 2016-10-12 Jakub Jelinek <jakub@redhat.com>
7630 * common.opt (Wimplicit-fallthrough) Turn into alias to
7631 -Wimplicit-fallthrough=3. Remove EnabledBy.
7632 (Wimplicit-fallthrough=): New option.
7633 * gimplify.c (warn_implicit_fallthrough_r): Use
7634 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
7635 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
7636 to -Wimplicit-fallthrough=3.
7637 (-Wimplicit-fallthrough=): Document.
7639 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7641 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
7642 and GEU in DImode if TARGET_SUBXC.
7643 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
7644 (seqdi<W:mode>_zero_subxc): Delete.
7645 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
7646 (neg_seqdi<W:mode>_zero_vis3): Delete.
7647 (plus_seqdi<W:mode>_zero): Likewise.
7648 (minus_seqdi<W:mode>_zero): Likewise.
7649 (plus_plus_sltu<W:mode>): Accept only register.
7650 (addx<W:mode>): Likewise.
7651 (plus_sltu<W:mode>_vis3): Likewise.
7652 (plus_plus_sltu<W:mode>_vis3): Likewise.
7653 (neg_sgeu<W:mode>_vis3): Delete.
7654 (minus_sgeu<W:mode>_vis3): Likewise.
7655 (addxc<W:mode>): Accept only registers.
7656 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
7657 (minus_neg_sltu<W:mode>_subxc): Accept only register.
7658 (neg_plus_sltu<W:mode>_subxc): Likewise.
7659 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
7660 (minus_minus_sltu<W:mode>_subxc): Accept only register.
7661 (sgeu<W:mode>_insn_subxc): Delete.
7662 (plus_sgeu<W:mode>_subxc): Likewise.
7663 (subxc<W:mode>): Accept only register.
7664 (scc splitter): Split always GEU again.
7666 2016-10-11 Jeff Law <law@redhat.com>
7668 PR tree-optimization/77424
7669 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
7670 dead conditionals. Assert that all e->aux fields are NULL.
7672 2016-10-11 David Malcolm <dmalcolm@redhat.com>
7674 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
7675 operand-printing "switch" statement into...
7676 (print_rtx_operand_code_0): ...this new function, ...
7677 (print_rtx_operand_code_e): ...this new function, ...
7678 (print_rtx_operand_codes_E_and_V): ...this new function, ...
7679 (print_rtx_operand_code_i): ...this new function, ...
7680 (print_rtx_operand_code_r): ...this new function, ...
7681 (print_rtx_operand_code_u): ...this new function, ...
7682 (print_rtx_operand): ...and this new function.
7684 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
7686 * config/alpha/alpha-passes.def: New file.
7687 * config/alpha/t-alpha: New file.
7688 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
7689 (make_pass_handle_trap_shadows): New prototype.
7690 (make_pass_align_insns): Ditto.
7691 * config/alpha/alpha.c (alpha_option_override): Don't register
7693 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
7695 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7698 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
7699 distinct __ibm128 IBM extended double type if long doubles are
7700 128-bits and the default format for long double is IEEE 128-bit.
7702 2016-10-11 Richard Biener <rguenther@suse.de>
7704 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
7705 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
7706 (verify_die): New function.
7707 (dwarf2out_finish): Call it.
7708 (output_line_info): Handle case of -gsplit-dwarf without
7709 DWARF2_ASM_LINE_DEBUG_INFO.
7711 2016-10-11 Richard Biener <rguenther@suse.de>
7714 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
7715 sub-chains of BLOCK_VARS and gimple_bind_vars.
7717 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7719 * config/i386/znver1.md : Fix imov/imovx load type reservations.
7721 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7723 * config/sparc/sparc.opt (msubxc): New option.
7724 * doc/invoke.texi (SPARC options): Document it and tidy up.
7725 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
7726 * doc/tm.texi: Regenerate.
7727 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
7729 (CCX_NOOV): Rename into...
7733 * config/sparc/predicates.m (fcc_register_operand): Simplify.
7734 (fcc0_register_operand): Likewise.
7735 (icc_register_operand): New.
7736 (icc_or_fcc_register_operand): Simplify.
7737 (nz_comparison_operator): New.
7738 (c_comparison_operator): Likewise.
7739 (noov_compare_operator): Rename into...
7740 (icc_comparison_operator): ...this. Use above predicates.
7741 (noov_compare64_operator): Rename into...
7742 (v9_comparison_operator): ...this and tidy up.
7743 (fcc_comparison_operator): New.
7744 (icc_or_fcc_comparison_operator): Likewise.
7745 (v9_register_compare_operator): Rename info...
7746 (v9_register_comparison_operator): ...this.
7747 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
7748 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
7750 (sparc_fixed_condition_code_regs): New function.
7751 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
7752 renaming and add support for CCC/CCXC.
7753 (output_cbranch): Likewise.
7754 (sparc_print_operand): Likewise.
7755 (gen_v9_scc): Remove obsolete assertion.
7756 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
7757 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
7758 (output_cbcond): Remove bogus handling of CC modes.
7759 (sparc_register_move_cost): Return 100 for NO_REGS.
7760 * config/sparc/sparc.md (W): New mode iterator.
7761 (length): Adjust for noov_compare64_operator renaming.
7762 (cmpsi_sne): New instruction.
7763 (cmpdi_sne): Likewise.
7764 (seqdi_special): Delete.
7765 (seqdi_special): Likewise.
7766 (snesi<P:mode>_special): Likewise.
7767 (snedi_special): Likewise.
7768 (snedi_special_vis3): Likewise.
7769 (snesi patterns): Use W iterator.
7770 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
7771 (sltu patterns): Likewise.
7772 (sgeu patterns): Likewise.
7773 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
7774 (normal_branch): Use icc_comparison_operator predicate.
7775 (inverted_branch): Likewise.
7776 (cbcond_sp32): Use comparison_operator predicate.
7777 (cbcond_sp64): Likewise.
7778 (normal_int_branch_sp64): Adjust for renaming
7779 (inverted_int_branch_sp64): Likewise.
7780 (mov<I:mode>_cc_reg_sp64): Likewise.
7781 (movsf_cc_reg_sp6): Likewise.
7782 (movdf_cc_reg_sp64): Likewise.
7783 (movtf_cc_reg_hq_sp64): Likewise.
7784 (movtf_cc_reg_sp64): Likewise.
7785 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
7786 (movsf_cc_v9): Likewise.
7787 (movdf_cc_v9): Likewise.
7788 (movtf_cc_hq_v9): Likewise.
7789 (movtf_cc_v9): Likewise.
7790 (adddi3): Call gen_adddi3_sp32.
7791 (adddi3_insn_sp32): Rename to...
7792 (adddi3_sp32): ...this. Accept only register_operand as operand #1
7793 and use CCCmode for the carry.
7794 (addx_extend_sp32): Use CCCmode for the carry.
7795 (addx_extend_sp64): Delete.
7796 (adddi3_extend_sp32): Use CCCmode for the carry.
7797 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
7798 (subdi3): Call gen_subdi3_sp32.
7799 (subdi3_insn_sp32): Rename to...
7800 (subdi3_sp32): ...this and use CCmode for the carry.
7801 (subx_extend_sp32): Use CCCmode for the carry.
7802 (subx_extend_sp64): Delete.
7803 (subdi3_extend_sp32): Use CCmode for the carry.
7804 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
7805 (negdi3): Call gen_negdi3_sp32.
7806 (negdi3_sp32): Use CCCmode for the carry.
7807 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
7808 (cmp_nz_ashift_1): Use CCNZ mode.
7809 (cmp_nz_set_ashift_1): Likewise.
7810 (ctrapsi4): Use comparison_operator predicate.
7811 (ctrapdi4): Likewise.
7812 (trapsi_insn): Use icc_comparison_operator predicate.
7813 (trapdi_insn): Likewise.
7814 (edge8 patterns): Use CCNZmode.
7815 (edge16 patterns): Likewise.
7816 (edge32 patterns): Likewise.
7818 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7820 * config/visium/visium-modes.def (CC_NOOV): Rename into...
7822 (CC_BTST): Rename into...
7824 * config/visium/predicates.md (real_add_operand): New.
7825 (visium_btst_operator): Rename into...
7826 (visium_equality_comparison_operator): ...this.
7827 (visium_noov_operator): Rename into...
7828 (visium_nz_comparison_operator): ...this.
7829 (visium_c_comparison_operator): New.
7830 (visium_branch_operator): Adjust and deal with all CC modes.
7831 * config/visium/visium.c (visium_adjust_cost): Adjust.
7832 (visium_split_double_add): Use the *_set_carry patterns.
7833 (visium_select_cc_mode): Add support for CCC mode and adjust.
7834 (output_cbranch): Adjust and use the carry-based operators for
7835 floating-point comparisons.
7836 * config/visium/visium.md (flags_subst_arith): Adjust.
7837 (addsi3_insn_set_carry): New instruction.
7838 (subsi3_insn_set_carry): Likewise.
7839 (negsi2_insn_set_carry): Likewise.
7841 (cmp<mode>_sne): Likewise.
7842 (cbranch<mode>4): Use ordered_comparison_operator.
7843 (cbranch<mode>4_insn): Likewise.
7844 (cbranchsi4_btst_insn): Adjust.
7846 2016-10-11 Tom de Vries <tom@codesourcery.com>
7849 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
7852 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7854 * tree.h (build_complex_type): Add second parameter with default.
7855 * tree.c (build_complex_type): Add NAMED second parameter and adjust
7856 recursive call. Create a TYPE_DECL only if NAMED is true.
7857 (build_common_tree_nodes): Pass true in calls to build_complex_type.
7859 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
7861 New avr-passes.def to register AVR specific passes.
7863 * config/avr/avr-passes.def: New file.
7864 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
7865 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
7866 (make_avr_pass_recompute_note): New proto.
7867 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
7868 (avr_pass_recompute_notes): Use anonymous namespace.
7869 (avr_register_passes): Remove function...
7870 (avr_option_override): ...and its call.
7872 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
7874 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
7875 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
7876 PTF_AVOID_BRANCHLIKELY_SPEED for others.
7877 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
7879 * config/mips/mips.c (mips_option_override): Enable the branch
7880 likely depending on the tune flags and optimization level.
7881 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
7882 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
7883 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
7884 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
7886 2016-10-11 Richard Biener <rguenther@suse.de>
7888 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
7889 (output_function): Properly stream the whole block tree.
7890 * lto-streamer-in.c (input_function): Likewise.
7892 2016-10-11 Marek Polacek <polacek@redhat.com>
7894 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
7896 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
7898 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
7899 (evrp_dom_walker::before_dom_children): Infer and push new value
7900 ranges for x in y < x.
7902 2016-10-10 Joseph Myers <joseph@codesourcery.com>
7905 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
7906 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
7907 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
7908 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
7909 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
7910 (IA64_NO_LIBGCC_TFMODE): Likewise.
7912 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
7914 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
7917 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
7919 * config.gcc: Add aarch64-*-freebsd* support.
7920 * config.host: Likewise.
7921 * config/aarch64/aarch64-freebsd.h: New file.
7922 * config/aarch64/t-aarch64-freebsd: Ditto.
7924 2016-10-10 Jeff Law <law@redhat.com>
7926 PR tree-optimization/71947
7927 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
7928 B with A within a single statement.
7930 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7932 PR tree-optimization/77824
7933 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
7934 zero cost for copies.
7935 (find_candidates_dom_walker::before_dom_children): Replace
7936 MODIFY_EXPR with SSA_NAME.
7937 (replace_mult_candidate): Likewise.
7938 (replace_profitable_candidates): Likewise.
7940 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7942 * config/s390/s390.h: Wrap more macros args in brackets and fix
7944 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
7946 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
7948 2016-10-10 Andreas Schwab <schwab@suse.de>
7951 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
7952 pseudo is not DImode.
7954 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
7956 * common/config/arc/arc-common.c (arc_option_optimization_table):
7957 Remove compact casesi option.
7958 * config/arc/arc.c (arc_override_options): Use compact casesi
7959 option only for pre-ARCv2 cores.
7960 * doc/invoke.texi (mcompact-casesi): Update text.
7962 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7964 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
7965 Add macro to say we can efficiently handle overlapping unaligned
7967 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
7968 poor code for processors older than p8.
7970 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
7972 * gen-pass-instances.awk: Remove GNUism.
7974 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7976 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
7977 NULL of (*ipcp_transformations)][node->uid].
7979 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
7981 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
7982 (MALLOC_ABI_ALIGNMENT): Define.
7984 2016-10-09 Jakub Jelinek <jakub@redhat.com>
7986 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
7987 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
7988 VAR_OR_FUNCTION_DECL_P macros.
7989 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
7990 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
7991 chkp_find_bounds_1): Likewise.
7992 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
7993 * hsa-gen.c (get_symbol_for_decl): Likewise.
7994 * cgraphunit.c (check_global_declaration, analyze_functions,
7995 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
7997 * gimple-fold.c (can_refer_decl_in_current_unit_p,
7998 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
8000 * tree.c (set_decl_section_name, copy_node_stat,
8001 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
8002 merge_dllimport_decl_attributes, handle_dll_attribute,
8003 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
8004 verify_type): Likewise.
8005 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
8006 find_explicit_erroneous_behavior): Likewise.
8007 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
8008 * ipa.c (process_references): Likewise.
8009 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
8010 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
8011 notice_global_symbol, assemble_variable, mark_decl_referenced,
8012 build_constant_desc, output_constant_def_contents, do_assemble_alias,
8013 make_decl_one_only, default_section_type_flags,
8014 categorize_decl_for_section, default_encode_section_info): Likewise.
8015 * trans-mem.c (requires_barrier): Likewise.
8016 * gimple-expr.c (mark_addressable): Likewise.
8017 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
8018 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
8019 expand_debug_expr): Likewise.
8020 * tree-dump.c (dequeue_and_dump): Likewise.
8021 * ubsan.c (instrument_bool_enum_load): Likewise.
8022 * tree-pretty-print.c (print_declaration): Likewise.
8023 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
8024 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
8025 * asan.c (asan_protect_global, instrument_derefs): Likewise.
8026 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
8027 pass_build_ssa::execute): Likewise.
8028 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
8029 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
8031 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
8033 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
8034 can_be_nonlocal, remap_decls, copy_debug_stmt,
8035 initialize_inlined_parameters, add_local_variables,
8036 reset_debug_binding, replace_locals_op): Likewise.
8037 * dse.c (can_escape): Likewise.
8038 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
8040 * tree-diagnostic.c (default_tree_printer): Likewise.
8041 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
8042 unpack_ts_decl_with_vis_value_fields,
8043 lto_input_ts_decl_common_tree_pointers): Likewise.
8044 * builtins.c (builtin_save_expr, fold_builtin_expect,
8045 readonly_data_expr): Likewise.
8046 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
8047 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
8049 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
8050 * gimplify.c (force_constant_size, gimplify_bind_expr,
8051 gimplify_decl_expr, gimplify_var_or_parm_decl,
8052 gimplify_compound_lval, gimplify_init_constructor,
8053 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
8054 gimplify_type_sizes): Likewise.
8055 * cgraphbuild.c (record_reference, record_type_list, mark_address,
8056 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
8057 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
8058 remove_unused_locals): Likewise.
8059 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
8060 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
8061 * function.c (instantiate_expr, instantiate_decls_1,
8062 setjmp_vars_warning, add_local_decl): Likewise.
8063 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
8065 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
8066 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
8067 optimize_va_list_gpr_fpr_size): Likewise.
8068 * tree-nrv.c (pass_nrv::execute): Likewise.
8069 * tsan.c (instrument_expr): Likewise.
8070 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
8071 * vtable-verify.c (verify_bb_vtables): Likewise.
8072 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
8073 get_ref_base_and_extent): Likewise.
8074 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
8076 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
8077 analyze_all_variable_accesses): Likewise.
8078 * tree-nested.c (get_nonlocal_debug_decl,
8079 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
8080 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
8081 get_local_debug_decl, convert_local_omp_clauses,
8082 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
8084 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
8085 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
8086 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
8087 dbxout_symbol, dbxout_common_check): Likewise.
8088 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
8089 string_constant): Likewise.
8090 * hsa.c (hsa_get_declaration_name): Likewise.
8091 * passes.c (rest_of_decl_compilation): Likewise.
8092 * tree-ssanames.c (make_ssa_name_fn): Likewise.
8093 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
8094 pack_ts_decl_with_vis_value_fields,
8095 write_ts_decl_common_tree_pointers): Likewise.
8096 * stor-layout.c (place_field): Likewise.
8097 * symtab.c (symtab_node::maybe_create_reference,
8098 symtab_node::verify_base, symtab_node::make_decl_local,
8099 symtab_node::copy_visibility_from,
8100 symtab_node::can_increase_alignment_p): Likewise.
8101 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
8102 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
8103 fortran_common, add_location_or_const_value_attribute,
8104 add_scalar_info, add_linkage_name, set_block_abstract_flags,
8105 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
8106 optimize_one_addr_into_implicit_ptr,
8107 optimize_location_into_implicit_ptr): Likewise.
8108 * gimple-low.c (record_vars_into): Likewise.
8109 * ipa-visibility.c (update_vtable_references): Likewise.
8110 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
8112 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
8113 DFS::DFS_write_tree_body, write_symbol): Likewise.
8114 * langhooks.c (lhd_warn_unused_global_decl,
8115 lhd_set_decl_assembler_name): Likewise.
8116 * attribs.c (decl_attributes): Likewise.
8117 * except.c (output_ttype): Likewise.
8118 * varpool.c (varpool_node::get_create, ctor_for_folding,
8119 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
8120 * fold-const.c (fold_unary_loc): Likewise.
8121 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
8122 ipa_find_agg_cst_from_init): Likewise.
8123 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
8124 expand_omp_target, lower_omp_regimplify_p,
8125 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
8126 find_link_var_op): Likewise.
8127 * tree-chrec.c (chrec_contains_symbols): Likewise.
8128 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
8129 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
8130 execute_fixup_cfg): Likewise.
8132 PR tree-optimization/77901
8133 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
8134 if ranges[i].exp is SSA_NAME when looking for >= and only when
8135 ranges[i].exp is NULL or SSA_NAME when looking for the other
8138 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8140 * ipa-cp.c (ipcp_alignment_lattice): Remove.
8141 (ipcp_param_lattices): Remove field alignment.
8142 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
8143 (set_all_contains_variable): Remove call to
8144 ipcp_alignment_lattice::set_to_bottom.
8145 (initialize_node_lattices): Likewise.
8146 (propagate_alignment_accross_jump_function): Remove.
8147 (propagate_constants_accross_call): Remove call to
8148 propagate_alignment_accross_jump_function.
8149 (ipcp_store_alignment_results): Remove.
8150 (ipcp_driver): Remove call to ipcp_store_alignment_results.
8151 (propagate_bits_accross_jump_function): Handle ancestor jump function.
8152 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
8153 pretty-printing of alignment jump function.
8154 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
8155 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
8156 alignments and remove computing ipa_alignment jump function.
8157 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
8158 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
8159 (ipa_read_jump_function): Remove reading of ipa_alignment.
8160 (write_ipcp_transformation_info): Remove streaming for alignment
8161 propagation summary.
8162 (read_ipcp_transformation_info): Remove reading of alignment
8163 propagation summary.
8164 (ipcp_update_alignments): Remove.
8165 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
8167 (ipcp_transform_function): Remove call to ipcp_update_alignments()
8168 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
8169 * ipa-prop.h (ipa_alignment): Remove.
8170 (ipa_jump_func): Remove field alignment.
8171 (ipcp_transformation_summary): Remove field alignments.
8172 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
8173 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
8174 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
8176 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
8178 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
8180 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
8182 (visium_expand_fp_cstore): Likewise.
8184 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8186 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
8187 * diagnostic.c (warning_at_rich_loc_n): New function.
8188 (diagnostic_n_impl_richloc): Likewise.
8189 (diagnostic_n_impl): Move most of the function to
8190 diagnostic_n_impl_richloc and call it.
8192 2016-10-08 Jakub Jelinek <jakub@redhat.com>
8194 * gen-pass-instances.awk: Rewritten.
8195 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
8196 $(PASSES_EXTRA) after passes.def to the script.
8197 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
8198 * config/i386/i386-passes.def: New file.
8199 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
8200 make_pass_stv): Declare.
8201 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
8203 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
8205 (pass_stv::clone, pass_stv::set_pass_param): New methods.
8206 (pass_stv::timode_p): New non-static data member.
8207 (ix86_option_override): Don't register passes here.
8209 * doc/invoke.texi: Document accepting Else, fallthrough.
8211 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
8214 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
8215 FALLTHRU comment styles.
8217 2016-10-07 Andrew Pinski <apinski@cavium.com>
8219 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
8220 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
8221 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
8223 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
8225 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
8227 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
8228 (AARCH64_ARCH): Likewise.
8229 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
8231 (AARCH64_CORE): Likewise.
8232 (AARCH64_ARCH): Likewise.
8233 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
8234 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8235 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
8236 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8237 (AARCH64_ARCH): Likewise.
8238 (AARCH64_CORE): Likewise.
8239 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
8240 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
8241 (AARCH64_CORE): Likewise.
8242 (AARCH64_ARCH): Likewise.
8244 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
8246 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
8247 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
8248 floating point type infrastructre, and -mfloat128 that enables the
8249 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
8250 if -mfloat128-type. Define __ibm128 to be long double by default.
8251 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
8252 the IEEE 128-bit floating point type infrastructure should
8253 automatically be enabled.
8254 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
8255 instead of -mfloat128 to enable KFmode.
8256 (rs6000_option_override_internal): Split the option -mfloat128
8257 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
8258 systems, automatically set -mfloat128-type, but don't enable it on
8259 other operating systems. Move setting the long double size and
8260 IEEE quad support before the IEEE 128-bit floating point changes.
8261 (rs6000_init_builtins): Do not create a unique type for __ibm128
8262 if long double is IBM extended double, instead rely on __ibm128
8263 being defined as 'long double'. If -mfloat128-type and not
8264 -mfloat128, create the KFmode type with an undocumented __ieee128
8266 (rs6000_init_libfuncs): Use -mfloat128-type instead of
8267 -mfloat128 for tests about the types, but keep tests for
8268 -mfloat128 to enable the keyword support.
8269 (rs6000_complex_function_value): Likewise.
8270 (rs6000_scalar_mode_supported_p): Likewise.
8271 (rs6000_floatn_mode): Likewise.
8272 (rs6000_c_mode_for_suffix): Likewise.
8273 (rs6000_opt_masks): Add -mfloat128-type.
8274 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
8275 -mfloat128-type being split from -mfloat128. Add
8276 -mfloat128-hardware, which was missing.
8277 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
8278 -mfloat128 and -mfloat128-type:
8279 (-mfloat128-type): Likewise.
8280 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
8281 that 64-bit Linux systems with enable -mfloat128-type by default
8283 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
8284 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
8285 -mfloat128-type instead of -mfloat128.
8286 (FLOAT128_2REG_P): Likewise.
8287 (MASK_FLOAT128_TYPE): Likewise.
8288 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8289 (RS6000_BTM_FLOAT128): Likewise.
8290 (TARGET_FLOAT128): Poison old identifiers.
8291 (OPTION_MASK_FLOAT128): Likewise.
8292 (MASK_FLOAT128): Likewise.
8293 * config/rs6000/rs6000.md (FP): Likewise.
8294 (FLOAT128): Likewise.
8295 (fix_trunc<mode>di2): Likewise.
8296 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
8297 (floatdi<mode>2): Likewise.
8298 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
8299 (neg<mode>2, FLOAT128 iterator): Likewise.
8300 (abs<mode>2, FLOAT128 iterator): Likewise.
8301 (ieee_128bit_negative_zero): Likewise.
8302 (ieee_128bit_vsx_neg<mode>2): Likewise.
8303 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
8304 (ieee_128bit_vsx_abs<mode>2): Likewise.
8305 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
8306 (ieee_128bit_vsx_nabs<mode>2): Likewise.
8307 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
8308 (extendiftf2): Likewise.
8309 (extendifkf2): Likewise.
8310 (extendtfkf2): Likewise.
8311 (trunciftf2): Likewise.
8312 (truncifkf2): Likewise.
8313 (trunckftf2): Likewise.
8314 (trunctfif2): Likewise.
8315 (extendkftf2): Likewise.
8316 (trunctfkf2): Likewise.
8318 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8320 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
8321 before merging in bytes to pass down to real_from_target.
8323 2016-10-07 Richard Biener <rguenther@suse.de>
8325 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
8327 (substitute_and_fold_dom_walker::before_dom_children):
8328 Substitute and fold before pass specific folding to avoid
8329 feeding that with SSA names that will be later released.
8330 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
8331 introduced by folding and visited by evaluate_stmt called during
8333 (likely_value): Likewise.
8334 (evaluate_stmt): Likewise.
8335 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
8336 (simplify_div_or_mod_using_ranges): Likewise.
8337 (simplify_min_or_max_using_ranges): Likewise.
8338 (simplify_abs_using_ranges): Likewise.
8339 (simplify_conversion_using_ranges): Likewise.
8340 (simplify_float_conversion_using_ranges): Likewise.
8341 (simplify_stmt_using_ranges): Likewise.
8343 2016-10-07 Marek Polacek <polacek@redhat.com>
8345 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
8346 FALLTHROUGH_LABEL_P here...
8347 (warn_implicit_fallthrough_r): ...not here.
8349 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
8351 PR tree-optimization/77880
8352 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
8355 2016-10-07 Marek Polacek <polacek@redhat.com>
8358 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
8360 2016-10-07 Richard Biener <rguenther@suse.de>
8362 * bitmap.h: Document constraints on bitmap modification while
8365 2016-10-07 Richard Biener <rguenther@suse.de>
8367 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
8368 * bitmap.h (bmp_iter_set): When advancing to the next element
8369 check that we didn't remove the current one.
8370 (bmp_iter_and): Likewise.
8371 (bmp_iter_and_compl): Likewise.
8372 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
8373 we currently iterate on but keep a one-level queue.
8374 * sched-deps.c (remove_from_deps): Do not clear current bit
8375 but keep a one-level queue.
8377 2016-10-07 Jakub Jelinek <jakub@redhat.com>
8379 PR tree-optimization/77664
8380 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
8381 for the other ranges.
8382 (optimize_range_tests_diff): Fix up formatting.
8383 (optimize_range_tests_var_bound): New function.
8384 (optimize_range_tests): Use it.
8386 2016-10-07 Martin Liska <mliska@suse.cz>
8388 * coverage.c (build_gcov_exit_decl): Fix priority what
8389 should be really 99.
8391 2016-10-07 Richard Biener <rguenther@suse.de>
8393 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
8394 vars in gimple_bind_vars but not in BLOCK_VARS.
8396 2016-10-07 Richard Biener <rguenther@suse.de>
8398 PR tree-optimization/77879
8399 * tree-ssa-structalias.c (handle_const_call): Properly handle
8401 (handle_pure_call): Likewise.
8403 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8405 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
8406 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
8409 2016-10-06 Andrew Pinski <apinski@cavium.com>
8411 * config/aarch64/aarch64-cores.def: Add a comment before each
8414 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
8416 PR tree-optimization/77862
8417 * tree-vrp.c (add_equivalence): Use get_value_range so that
8418 num_vr_values is checked before accessing vr_values.
8420 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
8422 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
8425 2016-10-05 Jeff Law <law@redhat.com>
8427 PR tree-optimization/71661
8428 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
8429 removal of a forwarder exposes a new natural loop.
8431 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
8433 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
8434 Introduce ssesuffix variable.
8435 (<mask_codefor><code><mode>3<mask_name>): Ditto.
8436 (*<code><mode>3): Ditto.
8438 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
8440 * postreload.c (reload_cse_simplify): Skip also USE when detecting
8443 2016-10-06 Richard Biener <rguenther@suse.de>
8445 PR tree-optimization/77855
8446 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
8447 instead of removing the current item while iterating over the set
8450 2016-10-06 James Clarke <jrtc27@jrtc27.com>
8451 Eric Botcazou <ebotcazou@adacore.com>
8454 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
8455 (classify_registers): Don't set it
8456 (function_arg_slotno): Don't initialize and test it. Tidy up.
8458 2016-10-06 Richard Biener <rguenther@suse.de>
8460 PR tree-optimization/77839
8461 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
8464 2016-10-06 Martin Liska <mliska@suse.cz>
8466 * gcc.c: Set -fprofile-update=atomic when profiling is
8467 enabled and -pthread is set. Warn when one combines
8468 -pthread and -fprofile-update=single for an app using
8471 2016-10-06 Martin Liska <mliska@suse.cz>
8474 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
8475 * gimple-ssa-strength-reduction.c (slsr_process_cast):
8476 Initialize a pointer to NULL.
8477 (slsr_process_copy): Likewise.
8478 * input.c (location_get_source_line): Likewise.
8479 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
8481 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
8483 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
8484 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
8485 (ix86_handle_option): Deleted handle of OPT_mpcommit.
8486 * config.gcc: Deleted pcommitintrin.h
8487 * config/i386/pcommitintrin.h: Deleted file.
8488 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
8489 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
8491 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
8493 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
8494 (PTA_PCOMMIT): Deleted define.
8495 (ix86_option_override_internal): Deleted handle of option.
8496 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
8497 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
8498 __builtin_ia32_pcommit): Deleted.
8499 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
8500 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
8501 (pcommit): Deleted instruction.
8502 * config/i386/i386.opt: Mention -mpcommit deprecation.
8503 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
8505 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
8508 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
8509 Remove wrong assert.
8510 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
8511 Use <round_constraint> as operand 1 constraint.
8513 2016-10-05 Jakub Jelinek <jakub@redhat.com>
8516 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
8517 (ubsan_instrument_float_cast): And not here.
8520 * ubsan.c (ubsan_ids): New GTY(()) array.
8521 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
8522 instead of static local counters.
8524 2016-10-05 Martin Sebor <msebor@redhat.com>
8527 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
8528 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
8529 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
8530 (default_printf_pointer_format): Define function.
8531 * targhooks.c (linux_printf_pointer_format): Define new function.
8532 * targhooks.h (linux_printf_pointer_format): Declare.
8533 (gnu_libc_printf_pointer_format): Remove declaration.
8535 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8537 * fold-const.c (native_encode_real): Fix logic for selecting offset
8538 to write to when BYTES_BIG_ENDIAN.
8540 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
8542 * builtins.c (fold_builtin_strchr): Remove function.
8543 (fold_builtin_strrchr): Likewise.
8544 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
8545 * gimple-fold.c (target_char_cst_p): New function.
8546 (gimple_fold_builtin_strchr) Add more foldings.
8547 (gimple_fold_builtin): Add index, strrchr, rindex cases.
8549 2016-10-05 Richard Biener <rguenther@suse.de>
8552 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
8553 capture ids in c-exprs.
8555 2016-10-05 Richard Biener <rguenther@suse.de>
8558 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
8559 with types_match for GIMPLE code gen to handle type mismatched
8561 (dt_operand::gen): Adjust.
8562 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
8565 2016-10-05 Richard Biener <rguenther@suse.de>
8567 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
8569 2016-10-05 Richard Biener <rguenther@suse.de>
8572 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
8574 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
8576 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
8577 version check to protect only DW_TAG_imported_module generation.
8579 2016-10-05 Richard Biener <rguenther@suse.de>
8582 * match.pd (min(a,-a) -> -abs(a)): New pattern.
8584 2016-10-04 Ian Lance Taylor <iant@golang.org>
8586 * explow.c (allocate_dynamic_stack_space): Call
8587 do_pending_stack_adjust before handling flag_split_stack.
8589 2016-10-04 David Malcolm <dmalcolm@redhat.com>
8591 * genattrtab.c (make_internal_attr): Supply dummy column number to
8594 * genoutput.c (init_insn_for_nothing): Likewise.
8595 * gensupport.c (add_define_attr): Likewise.
8596 * read-md.c (message_at_1): Print column number.
8597 (fatal_with_file_and_line): Likewise.
8598 (rtx_reader::read_char): Track column numbers.
8599 (rtx_reader::unread_char): Likewise.
8600 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
8601 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
8602 (rtx_reader::handle_file): Initialize m_read_md_colno.
8603 (rtx_reader::get_current_location): Supply column number to
8605 * read-md.h (struct file_location): Add field "colno".
8606 (file_location::file_location): Likewise.
8607 (rtx_reader::get_colno): New accessor.
8608 (rtx_reader::m_read_md_colno): New field.
8609 (rtx_reader::m_last_line_colno): New field.
8611 2016-10-04 Jakub Jelinek <jakub@redhat.com>
8613 * doc/extend.texi (Java Exceptions): Remove.
8614 (java_interface): Remove.
8616 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
8618 PR tree-optimization/77808
8619 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
8620 and addr are different before copying points-to information.
8622 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
8624 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
8625 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
8626 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
8627 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
8629 2016-10-04 Richard Biener <rguenther@suse.de>
8631 PR tree-optimization/77399
8632 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
8633 verify the target can convert.
8635 2016-10-04 Richard Biener <rguenther@suse.de>
8638 * explow.c (plus_constant): Verify the mode of the constant
8639 pool offset before calling plus_constant.
8641 2016-10-04 Richard Biener <rguenther@suse.de>
8644 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
8645 type support, mark with :C.
8646 (X / -X -> -1): Mark with :C.
8648 2016-10-04 Jakub Jelinek <jakub@redhat.com>
8650 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
8651 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
8652 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
8653 * doc/tm.texi: Regenerated.
8654 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
8655 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
8656 * config/darwin.h (JCR_SECTION_NAME): Remove.
8657 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
8658 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
8659 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
8660 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
8661 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
8662 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
8664 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8666 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
8667 between "because" and "param" in dump message in call to fprintf.
8669 2016-10-03 Jeff Law <law@redhat.com>
8671 PR tree-optimization/71550
8672 PR tree-optimization/71403
8673 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
8674 (profitable_jump_thread_path): Also return boolean indicating if
8675 the realized path will create an irreducible loop.
8676 Remove loop depth tests from 71403.
8677 (fsm_find_control_statement_thread_paths): Remove loop depth tests
8678 from 71403. If threading will create an irreducible loop, then
8679 throw away loop iteration and related information.
8681 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
8683 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
8684 -Woverloaded-virtual checks for warning options.
8685 * configure: Regenerate.
8687 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
8689 PR preprocessor/77699
8690 * input.c (maybe_grow): Don't allocate one byte extra headroom.
8691 (get_next_line): Return false on error.
8692 (read_next_line): Removed, use get_next_line instead.
8693 (read_line_num): Don't copy the line.
8694 (location_get_source_line): Don't use static data.
8695 (selftest::test_reading_source_line): Add more test cases.
8697 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8700 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8702 * ifcvt.c (noce_try_avoid_const_materialization): New function.
8703 (noce_process_if_block): Use it.
8705 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
8707 * doc/invoke.texi: Update -Wint-in-bool-context.
8709 2016-10-02 Jakub Jelinek <jakub@redhat.com>
8711 * dwarf2out.c (output_fde, output_call_frame_info,
8712 dwarf2out_do_cfi_startproc, set_indirect_string,
8713 gen_internal_sym, output_die, output_line_info): Use
8714 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
8715 ASM_GENERATE_INTERNAL_LABEL output.
8717 2016-10-01 Richard Biener <rguenther@suse.de>
8720 * genmatch.c (get_operand_type): Add operand position arg
8721 and handle COND_EXPR comparison operand with fixed boolean_type_node.
8722 (expr::gen_transform): Adjust.
8723 (dt_simplify::gen_1): Likewise.
8725 2016-10-01 Jakub Jelinek <jakub@redhat.com>
8727 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
8728 comments. Simplify asserts, remove unnecessary conditions.
8730 (*<code><mode>3): Likewise.
8732 2016-09-30 Jakub Jelinek <jakub@redhat.com>
8734 * doc/invoke.texi (-Wregister): Document.
8736 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
8738 * configure.ac: Split CHECKING_P into CHECKING_P and
8739 ENABLE_EXTRA_CHECKING.
8740 * configure: Regenerated.
8741 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
8742 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
8744 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
8747 * gcc.c (process_command): For @filename handling, output
8748 the correct name if the file does not exist.
8750 2016-09-30 Marek Polacek <polacek@redhat.com>
8752 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
8753 * config/alpha/predicates.md: Likewise.
8755 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8757 * ifcvt.c (noce_try_avoid_const_materialization): New function.
8758 (noce_process_if_block): Use it.
8760 2016-09-30 Martin Liska <mliska@suse.cz>
8762 * doc/invoke.texi: Document asan-use-after-return that
8763 it's disabled by default in runtime.
8765 2016-09-30 Richard Biener <rguenther@suse.de>
8767 * tree-vrp.c (intersect_ranges): If we failed to handle
8768 the intersection choose a constant singleton range if available.
8770 2016-09-30 Richard Biener <rguenther@suse.de>
8772 PR tree-optimization/77399
8773 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
8774 float <-> int conversions.
8776 2016-09-30 Alan Modra <amodra@gmail.com>
8778 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
8780 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
8782 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
8783 ext_level before calling CPUID with 0x80000008.
8784 Simplify xgetbv checks.
8786 2016-09-29 David Malcolm <dmalcolm@redhat.com>
8788 * Makefile.in (OBJS): Add print-rtl-function.o.
8789 * print-rtl-function.c: New file.
8790 * print-rtl.h (print_rtx_function): New decl.
8792 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
8795 * config/i386/cpuid.h (__get_cpuid_count): New.
8796 (__get_cpuid): Rename __level to __leaf.
8798 2016-09-29 Marek Polacek <polacek@redhat.com>
8800 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
8802 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
8805 * builtins.c (expand_builtin_memcmp): Don't swap args unless
8806 result is only being compared with zero.
8808 2016-09-29 Marek Polacek <polacek@redhat.com>
8810 * dwarf2out.c (loc_descriptor): Add fall through comment.
8811 (add_const_value_attribute): Likewise.
8813 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
8815 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
8816 with "v6t2". Move "arch" attribute above "pool_range".
8817 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
8819 (*thumb2_movhi_vfp): Likewise.
8820 (*arm_movhi_fp16): Likewise.
8821 (*thumb2_movhi_fp16): Likewise.
8822 (*arm_movsi_vfp): Remove "arch" attribute.
8823 (*thumb2_movsi_vfp): Likewise.
8825 2016-09-29 Martin Liska <mliska@suse.cz>
8827 * doc/extend.texi: Remove limitation of Objective C for
8828 __attribute__((constructor)) and __attribute__((destructor)).
8830 2016-09-29 Richard Biener <rguenther@suse.de>
8832 PR tree-optimization/77768
8833 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
8834 Handle stores to readonly memory when removing redundant stores.
8836 2016-09-29 Richard Biener <rguenther@suse.de>
8839 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
8840 X / -X -> -1 simplifications.
8842 2016-09-29 Richard Biener <rguenther@suse.de>
8845 * match.pd: Add max(a,-a) -> abs(a) pattern.
8846 * tree-ssa-phiopt.c (minmax_replacement): Disable for
8847 HONOR_SIGNED_ZEROS types.
8849 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
8851 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
8852 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
8854 2016-09-29 Richard Biener <rguenther@suse.de>
8856 * tree-vrp.c (set_defs_to_varying): New helper avoiding
8857 writing to vr_const_varying.
8858 (vrp_initialize): Call it.
8859 (vrp_visit_stmt): Likewise.
8860 (evrp_dom_walker::before_dom_children): Likewise.
8862 2016-09-29 Richard Biener <rguenther@suse.de>
8864 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
8865 constructors with vector elements.
8867 2016-09-29 Richard Biener <rguenther@suse.de>
8869 PR tree-optimization/77768
8870 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
8871 with stores to a place we know has a constant value.
8873 2016-09-29 Alan Modra <amodra@gmail.com>
8875 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
8876 * doc/invoke.texi: Document it.
8877 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
8878 (rs6000_passes_float): Comment.
8879 (rs6000_passes_long_double): New static var.
8880 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
8881 (init_cumulative_args): Set up to emit fp .gnu_attribute for
8882 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
8883 to include fp values returned in vectors.
8884 Set rs6000_passes_long_double.
8885 (rs6000_function_arg_advance_1): Likewise for function args.
8886 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
8887 and SPE. Emit long double tag value too.
8888 (rs6000_opt_vars): Add gnu-attr.
8889 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
8890 * configure: Regenerate.
8891 * config.in: Regenerate.
8893 2016-09-28 Jakub Jelinek <jakub@redhat.com>
8895 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
8897 (format_floating, format_string, format_directive,
8898 get_destination_size, pass_sprintf_length::handle_gimple_call):
8901 2016-09-28 Jakub Jelinek <jakub@redhat.com>
8903 * gimple-ssa-sprintf.c: Fix comment formatting.
8904 (format_integer): Use is_gimple_assign.
8905 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
8906 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
8907 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
8908 (pass_sprintf_length::execute): Use is_gimple_call.
8910 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
8912 * gimple-fold.c (gimple_fold_builtin): After failing to fold
8913 strchr, also try the generic folding.
8915 2016-09-28 Martin Sebor <msebor@redhat.com>
8918 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
8921 2016-09-28 Martin Sebor <msebor@redhat.com>
8924 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
8925 length modifier is not expected.
8926 (format_floating): Ignore l length modifier and fail gracefuly
8927 when it isn't one of the other expected ones.
8929 2016-09-28 Martin Sebor <msebor@redhat.com>
8932 * varasm.c (assemble_addr_to_section): Increase local buffer size.
8934 2016-09-27 Richard Biener <rguenther@suse.de>
8936 * dwarf2out.c (cu_die_list): New global.
8937 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
8938 main_comp_unit_die to cu_die_list if we created it.
8939 Move break_out_includes ...
8940 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
8943 2016-09-28 Richard Biener <rguenther@suse.de>
8945 * dwarf2out.c (struct die_struct): Add removed flag.
8946 (lookup_type_die): If the DIE is marked as removed, clear
8947 TYPE_SYMTAB_DIE and return NULL.
8948 (lookup_decl_die): If the DIE is marked as removed, remove it
8949 from the hash and return NULL.
8950 (mark_removed): New helper.
8951 (prune_unused_types_prune): Call it for removed DIEs.
8952 (gen_subprogram_die): Move the premark_used_types call to after
8953 DIEs for the functions scopes are generated.
8954 (process_scope_var): Do not re-create pruned types or type decls.
8955 Make sure to also re-parent type decls.
8956 (dwarf2out_finish): Move unused type pruning and debug_types
8958 (dwarf2out_early_finish): ... here.
8960 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
8962 * config/arc/arc-c.c: New file.
8963 * config/arc/arc-c.def: Likewise.
8964 * config/arc/t-arc: Likewise.
8965 * config.gcc: Include arc-c.o as c and cpp object.
8966 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
8967 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
8968 arc_cpu_cpp_builtins.
8970 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
8972 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
8973 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
8975 2016-09-28 Nathan Sidwell <nathan@acm.org>
8977 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
8980 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
8982 PR tree-optimization/61056
8983 * gimple-fold.c (gimple_fold_builtin_strchr):
8984 New function to optimize strchr (s, 0) to strlen.
8985 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
8987 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
8989 PR tree-optimization/77724
8990 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
8991 Add tree_fits_shwi_p check.
8993 2016-09-27 Jakub Jelinek <jakub@redhat.com>
8995 * auto-inc-dec.c (try_merge): Remove break after return.
8996 * cselib.c (autoinc_split): Likewise.
8997 * explow.c (promote_mode): Likewise.
8998 * fixed-value.c (fixed_arithmetic): Likewise.
8999 * hsa.c (hsa_internal_fn::get_arity): Likewise.
9000 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
9001 * trans-mem.c (get_attrs_for): Likewise.
9002 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
9003 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
9004 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
9005 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
9006 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
9007 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
9008 * config/cris/cris.c (cris_op_str): Likewise.
9009 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
9010 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
9012 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
9014 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
9015 IFN_GOACC_REDUCTION_CODES): New.
9016 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
9017 ifn_goacc_reduction_kind): Use them.
9018 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
9019 of internal functions, when applicable.
9021 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
9023 * config/mips/constraints.md (d): Fix documentation.
9024 * doc/md.texi (Machine Constraints): Update accordingly.
9026 2016-09-27 Richard Biener <rguenther@suse.de>
9028 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
9029 cur_line_info_table initialization ...
9030 (dwarf2out_assembly_start): ... here.
9032 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
9034 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
9035 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
9036 (*thumb2_movhi_vfp): Likewise.
9037 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
9038 template. Expand predicable attribute to mark VMOV.F16 as not
9039 predicable. Add "arch" attribute.
9040 (*thumb2_movhi_fp16): Likewise.
9041 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
9042 (*thumb2_movsi_vfp): Add "arch" attribute.
9044 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
9046 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
9049 2016-09-27 Marek Polacek <polacek@redhat.com>
9051 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
9054 * config/c6x/c6x.h: Adjust fall through comment.
9055 * config/sh/sh.c (final_prescan_insn): Likewise.
9056 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
9057 (visium_expand_fp_cstore): Likewise.
9059 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9061 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
9062 expected by -Wimplicit-fallthrough.
9063 (thumb1_size_rtx_costs): Likewise.
9064 (thumb2_reorg): Likewise.
9065 (tls_mentioned_p): Add "Fall through" comment.
9066 (thumb2_reorg): Likewise.
9067 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
9068 comment form expected by -Wimplicit-fallthrough.
9070 2016-09-27 Martin Liska <mliska@suse.cz>
9072 PR gcov-profile/46266
9073 * input.h (RESERVED_LOCATION_P): New macro.
9074 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
9075 instread of comparison with UNKNOWN_LOCATION.
9077 2016-09-27 Richard Biener <rguenther@suse.de>
9079 PR tree-optimization/77745
9080 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9081 When removing redundant stores make sure to check compatibility
9082 of the TBAA state for downstream accesses.
9083 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
9084 value-numbering virtual operands for store matches.
9086 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
9089 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
9090 movrt patterns. Match them before anything else in the SET case.
9092 2016-09-27 Martin Liska <mliska@suse.cz>
9094 PR gcov-profile/7970
9095 PR gcov-profile/16855
9096 PR gcov-profile/44779
9097 * coverage.c (build_gcov_exit_decl): New function.
9098 (coverage_obj_init): Call the function and generate __gcov_exit
9100 * doc/gcov.texi: Document when __gcov_exit function is called.
9102 2016-09-27 Marek Polacek <polacek@redhat.com>
9105 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9106 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
9107 -Wno-error instead of -Wno-implicit-fallthrough.
9109 2016-09-27 Martin Liska <mliska@suse.cz>
9112 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
9114 2016-09-27 Jakub Jelinek <jakub@redhat.com>
9116 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
9117 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
9118 comments. Remove break after return.
9119 (ix86_fp_compare_code_to_integer, has_dispatch,
9120 ix86_simd_clone_usable): Remove break after return.
9122 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
9124 PR rlt-optimization/77714
9125 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
9128 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
9131 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
9132 extract_range_from_unary_expr to convert value_range.
9133 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
9134 (extract_range_from_unary_expr): This.
9135 * tree-vrp.h (extract_range_from_unary_expr): Declare.
9137 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
9139 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
9141 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9143 * config/i386/i386.c (ix86_print_operand)
9144 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
9145 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
9146 (epilogue_renumber): Likewise.
9148 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
9151 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
9152 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
9154 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
9156 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
9157 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
9158 is_mm_seq_cst, is_mm_sync): Move to ...
9159 * memmodel.h: This. New file.
9160 * builtins.c: Include memmodel.h.
9161 * optabs.c: Likewise.
9163 * config/aarch64/aarch64.c: Likewise.
9164 * config/alpha/alpha.c: Likewise.
9165 * config/arm/arm.c: Likewise.
9166 * config/i386/i386.c: Likewise.
9167 * config/ia64/ia64.c: Likewise.
9168 * config/mips/mips.c: Likewise.
9169 * config/rs6000/rs6000.c: Likewise.
9170 * config/sparc/sparc.c: Likewise.
9171 * genconditions.c: Include memmodel.h in generated file.
9172 * genemit.c: Likewise.
9173 * genoutput.c: Likewise.
9174 * genpeep.c: Likewise.
9175 * genpreds.c: Likewise.
9176 * genrecog.c: Likewise.
9178 2016-09-26 David Malcolm <dmalcolm@redhat.com>
9180 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
9181 "c" instead when parsing characters. Move operand parsing into...
9182 (read_rtx_operand): ...this new function, renaming "i" to "idx",
9183 and tightening the scope of various locals.
9185 2016-09-26 Liu Hao <lh_mouse@126.com>
9187 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
9189 2016-09-26 Marek Polacek <polacek@redhat.com>
9191 * system.h: Use __has_attribute to check whether the fallthrough
9192 attribute is supported.
9194 2016-09-26 Marek Polacek <polacek@redhat.com>
9196 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
9197 gimple_call_internal_p.
9198 * ipa-split.c (find_return_bb): Likewise.
9199 (execute_split_functions): Likewise.
9200 * omp-low.c (dump_oacc_loop_part): Likewise.
9201 (oacc_loop_xform_head_tail): Likewise.
9202 * predict.c (predict_loops): Likewise.
9203 * sanopt.c (pass_sanopt::execute): Likewise.
9204 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
9205 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
9206 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
9207 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
9208 (expand_ifn_va_arg): Likewise.
9209 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
9210 (optimize_mask_stores): Likewise.
9211 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
9212 (vect_transform_stmt): Likewise.
9213 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
9214 * tsan.c (instrument_memory_accesses): Likewise.
9216 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9217 Alexander Monakov <amonakov@ispras.ru>
9219 * regrename.c (rename_chains): Check
9220 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
9221 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
9222 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
9224 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9226 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
9227 (s390_sched_score): Likewise.
9229 2016-09-26 Martin Liska <mliska@suse.cz>
9231 * doc/gcov.texi: Update program output of gcov tool.
9233 2016-09-26 Martin Liska <mliska@suse.cz>
9235 PR gcov-profile/23332
9236 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
9237 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
9238 * value-prof.c (dump_histogram_value): Do not handle
9239 HIST_TYPE_CONST_DELTA.
9240 (stream_in_histogram_value): Likewise.
9241 (gimple_find_values_to_profile): Likewise.
9242 * value-prof.h (enum hist_type): Likewise.
9244 2016-09-26 Martin Liska <mliska@suse.cz>
9246 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
9247 from default sanitize recover values.
9248 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
9249 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
9250 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
9252 * opts.c (finish_options): Do a generic loop over options
9253 that can be recovered.
9254 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
9256 (common_handle_option): Likewise.
9257 * opts.h: Declare can_recover to sanitizer_opts_s.
9259 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
9261 * target.def(elf_flags_numeric): Change documentation to present tense.
9262 * doc/tm.texi: Regenerate.
9264 2016-09-26 Marek Polacek <polacek@redhat.com>
9267 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9268 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
9269 -Wno-switch-fallthrough.
9270 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
9271 (expand_builtin): Likewise.
9272 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
9273 * convert.c (convert_to_real_1): Likewise.
9274 (convert_to_integer_1): Likewise.
9275 * final.c (output_alternate_entry_point): Likewise.
9276 * genattrtab.c (make_canonical): Likewise.
9277 (write_test_expr): Likewise.
9278 * genpreds.c (validate_exp): Likewise.
9279 * gimple-ssa-strength-reduction.c
9280 (find_candidates_dom_walker::before_dom_children): Likewise.
9281 * godump.c (go_format_type): Likewise.
9282 * reload1.c (elimination_effects): Likewise.
9283 * resource.c (mark_referenced_resources): Likewise.
9284 (mark_set_resources): Likewise.
9285 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
9286 * varasm.c (output_addressed_constants): Likewise.
9288 2016-09-26 Marek Polacek <polacek@redhat.com>
9291 * common.opt (Wimplicit-fallthrough): New option.
9292 * doc/extend.texi: Document statement attributes and the fallthrough
9294 * doc/invoke.texi: Document -Wimplicit-fallthrough.
9295 * gimple.h (gimple_call_internal_p): New function.
9296 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
9297 (struct label_entry): New struct.
9298 (find_label_entry): New function.
9299 (case_label_p): New function.
9300 (collect_fallthrough_labels): New function.
9301 (last_stmt_in_scope): New function.
9302 (should_warn_for_implicit_fallthrough): New function.
9303 (warn_implicit_fallthrough_r): New function.
9304 (maybe_warn_implicit_fallthrough): New function.
9305 (expand_FALLTHROUGH_r): New function.
9306 (expand_FALLTHROUGH): New function.
9307 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
9308 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
9309 (gimplify_label_expr): New function.
9310 (gimplify_case_label_expr): Set location.
9311 (gimplify_expr): Call gimplify_label_expr.
9312 * internal-fn.c (expand_FALLTHROUGH): New function.
9313 * internal-fn.def (FALLTHROUGH): New internal function.
9314 * langhooks.c (lang_GNU_OBJC): New function.
9315 * langhooks.h (lang_GNU_OBJC): Declare.
9316 * system.h (gcc_fallthrough): Define.
9317 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
9318 * tree.h (FALLTHROUGH_LABEL_P): Define.
9320 2016-09-26 Richard Biener <rguenther@suse.de>
9322 * dwarf2out.c (stripattributes): Remove unused function.
9323 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
9324 Push dwarf_split_debug_info handling into init_sections_and_labels.
9325 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
9326 (DEBUG_MACRO_SECTION_FLAGS): Remove.
9327 (debug_macinfo_section_name): New global.
9328 (output_macinfo): Use debug_macinfo_section_name.
9329 (init_sections_and_labels): Split out section and label generation
9330 from dwarf2out_init. Set debug_macinfo_section_name.
9331 (dwarf2out_init): Move text section label generation and emission
9333 (dwarf2out_assembly_start): ... here.
9334 (dwarf2out_finish): Call init_sections_and_labels before DWARF
9337 2016-09-26 Richard Biener <rguenther@suse.de>
9340 * cgraphunit.c (analyze_functions): Before early removing
9341 global vars calls the late_global_decl debug handler mark
9342 the variable as readonly.
9344 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
9347 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
9348 (sh_rtx_costs): Handle SET of movt and movrt patterns.
9349 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
9350 declare new overloads.
9351 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
9354 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9356 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
9357 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
9359 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
9361 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
9362 * configure: Regenerate.
9364 2016-09-24 Marek Polacek <polacek@redhat.com>
9367 * doc/invoke.texi: Document -Wbool-operation.
9369 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9371 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
9372 * config/rs6000/rs6000.c (expand_block_compare): New function used by
9373 cmpmemsi pattern to do builtin expansion of memcmp ().
9374 (compute_current_alignment): Add helper function for
9375 expand_block_compare used to compute alignment as the compare proceeds.
9376 (select_block_compare_mode): Used by expand_block_compare to select
9377 the mode used for reading the next chunk of bytes in the compare.
9378 (do_load_for_compare): Used by expand_block_compare to emit the load
9379 insns for the compare.
9380 (rs6000_emit_dot_insn): Moved this function to avoid a forward
9381 reference from expand_block_compare ().
9382 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
9383 prototype for this function.
9384 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
9385 target option for controlling how much code inline expansion of
9386 memcmp() will be allowed to generate.
9388 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9390 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
9391 hook_bool_mode_false, hook_bool_mode_true,
9392 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9393 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9394 hook_bool_const_rtx_insn_const_rtx_insn_true,
9395 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
9396 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
9397 hook_bool_const_tree_hwi_hwi_const_tree_false,
9398 hook_bool_const_tree_hwi_hwi_const_tree_true,
9399 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
9400 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9401 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
9402 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
9403 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
9404 hook_bool_const_tree_true, hook_bool_tree_tree_false,
9405 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
9406 hook_bool_rtx_insn_true, hook_bool_rtx_false,
9407 hook_bool_uintp_uintp_false,
9408 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
9409 hook_rtx_tree_int_null, hook_uint_mode_0,
9410 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
9411 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
9412 hook_constcharptr_const_rtx_insn_null,
9413 hook_constcharptr_const_tree_const_tree_null,
9414 hook_constcharptr_int_const_tree_null,
9415 hook_constcharptr_int_const_tree_const_tree_null,
9416 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
9417 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
9418 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
9420 * vec.h (vNULL): Extend comment to say = vNULL initialization
9421 isn't needed for static vars.
9423 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
9424 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
9425 = vNULL initialization of file scope vec.
9426 * passes.c (pass_tab, enabled_pass_uid_range_tab,
9427 disabled_pass_uid_range_tab): Likewise.
9428 * haifa-sched.c (sched_luids, h_i_d): Likewise.
9429 * tree-chkp-opt.c (check_infos): Likewise.
9430 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
9432 * vec.h (vnull::operator vec): Add constexpr keyword for
9435 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
9437 PR tree-optimization/77654
9438 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
9439 to duplicate_ssa_name_ptr_info.
9441 2016-09-23 David Malcolm <dmalcolm@redhat.com>
9443 PR preprocessor/77672
9444 * input.c (selftest::test_lexer_string_locations_simple): Update
9445 test to expect location information of the terminator character
9446 at the location of the final closing quote.
9447 (selftest::test_lexer_string_locations_hex): Likewise.
9448 (selftest::test_lexer_string_locations_oct): Likewise.
9449 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
9450 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
9451 (selftest::test_lexer_string_locations_ucn4): Likewise.
9452 (selftest::test_lexer_string_locations_ucn8): Likewise.
9453 (selftest::test_lexer_string_locations_u8): Likewise.
9454 (selftest::test_lexer_string_locations_utf8_source): Likewise.
9455 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
9456 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
9457 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
9458 (selftest::test_lexer_string_locations_macro): Likewise.
9459 (selftest::test_lexer_string_locations_long_line): Likewise.
9461 2016-09-23 Richard Biener <rguenther@suse.de>
9463 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
9464 virtual definition to virtual use if the call devirtualizes
9465 to a const or pure function.
9466 (visit_use): Also visit calls we can devirtualize to a
9467 const or pure function.
9469 2016-09-23 Richard Biener <rguenther@suse.de>
9471 PR tree-optimization/77697
9472 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
9473 signal error if we have sth ternary or unhandled.
9475 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9477 * config/arm/arm_neon.h (vabd_f16): New.
9511 (vcvt_f16_s16): New.
9512 (vcvt_f16_u16): New.
9513 (vcvt_s16_f16): New.
9514 (vcvt_u16_f16): New.
9515 (vcvtq_f16_s16): New.
9516 (vcvtq_f16_u16): New.
9517 (vcvtq_s16_f16): New.
9518 (vcvtq_u16_f16): New.
9519 (vcvta_s16_f16): New.
9520 (vcvta_u16_f16): New.
9521 (vcvtaq_s16_f16): New.
9522 (vcvtaq_u16_f16): New.
9523 (vcvtm_s16_f16): New.
9524 (vcvtm_u16_f16): New.
9525 (vcvtmq_s16_f16): New.
9526 (vcvtmq_u16_f16): New.
9527 (vcvtn_s16_f16): New.
9528 (vcvtn_u16_f16): New.
9529 (vcvtnq_s16_f16): New.
9530 (vcvtnq_u16_f16): New.
9531 (vcvtp_s16_f16): New.
9532 (vcvtp_u16_f16): New.
9533 (vcvtpq_s16_f16): New.
9534 (vcvtpq_u16_f16): New.
9535 (vcvt_n_f16_s16): New.
9536 (vcvt_n_f16_u16): New.
9537 (vcvtq_n_f16_s16): New.
9538 (vcvtq_n_f16_u16): New.
9539 (vcvt_n_s16_f16): New.
9540 (vcvt_n_u16_f16): New.
9541 (vcvtq_n_s16_f16): New.
9542 (vcvtq_n_u16_f16): New.
9556 (vmul_lane_f16): New.
9559 (vmulq_lane_f16): New.
9581 (vrsqrteq_f16): New.
9585 (vrsqrtsq_f16): New.
9589 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9591 * config.gcc (extra_headers): Add arm_fp16.h
9592 * config/arm/arm_fp16.h: New.
9593 * config/arm/arm_neon.h: Include "arm_fp16.h".
9595 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9597 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
9599 (vmulf): New (v8hf, v4hf variants).
9600 (vfma): New (v8hf, v4hf variants).
9601 (vfms): New (v8hf, v4hf variants).
9602 (vsub): New (v8hf, v4hf variants).
9603 (vcage): New (v8hf, v4hf variants).
9604 (vcagt): New (v8hf, v4hf variants).
9605 (vcale): New (v8hf, v4hf variants).
9606 (vcalt): New (v8hf, v4hf variants).
9607 (vceq): New (v8hf, v4hf variants).
9608 (vcgt): New (v8hf, v4hf variants).
9609 (vcge): New (v8hf, v4hf variants).
9610 (vcle): New (v8hf, v4hf variants).
9611 (vclt): New (v8hf, v4hf variants).
9612 (vceqz): New (v8hf, v4hf variants).
9613 (vcgez): New (v8hf, v4hf variants).
9614 (vcgtz): New (v8hf, v4hf variants).
9615 (vcltz): New (v8hf, v4hf variants).
9616 (vclez): New (v8hf, v4hf variants).
9617 (vabd): New (v8hf, v4hf variants).
9618 (vmaxf): New (v8hf, v4hf variants).
9619 (vmaxnm): New (v8hf, v4hf variants).
9620 (vminf): New (v8hf, v4hf variants).
9621 (vminnm): New (v8hf, v4hf variants).
9622 (vpmaxf): New (v4hf variant).
9623 (vpminf): New (v4hf variant).
9624 (vpadd): New (v4hf variant).
9625 (vrecps): New (v8hf, v4hf variants).
9626 (vrsqrts): New (v8hf, v4hf variants).
9627 (vabs): New (v8hf, v4hf variants).
9628 (vneg): New (v8hf, v4hf variants).
9629 (vrecpe): New (v8hf, v4hf variants).
9630 (vrnd): New (v8hf, v4hf variants).
9631 (vrnda): New (v8hf, v4hf variants).
9632 (vrndm): New (v8hf, v4hf variants).
9633 (vrndn): New (v8hf, v4hf variants).
9634 (vrndp): New (v8hf, v4hf variants).
9635 (vrndx): New (v8hf, v4hf variants).
9636 (vrsqrte): New (v8hf, v4hf variants).
9637 (vmul_lane): Add v4hf and v8hf variants.
9638 (vmul_n): Add v4hf and v8hf variants.
9639 (vext): New (v8hf, v4hf variants).
9640 (vcvts): New (v8hi, v4hi variants).
9641 (vcvts): New (v8hf, v4hf variants).
9642 (vcvtu): New (v8hi, v4hi variants).
9643 (vcvtu): New (v8hf, v4hf variants).
9644 (vcvts_n): New (v8hf, v4hf variants).
9645 (vcvtu_n): New (v8hi, v4hi variants).
9646 (vcvts_n): New (v8hi, v4hi variants).
9647 (vcvtu_n): New (v8hf, v4hf variants).
9648 (vbsl): New (v8hf, v4hf variants).
9649 (vcvtas): New (v8hf, v4hf variants).
9650 (vcvtau): New (v8hf, v4hf variants).
9651 (vcvtms): New (v8hf, v4hf variants).
9652 (vcvtmu): New (v8hf, v4hf variants).
9653 (vcvtns): New (v8hf, v4hf variants).
9654 (vcvtnu): New (v8hf, v4hf variants).
9655 (vcvtps): New (v8hf, v4hf variants).
9656 (vcvtpu): New (v8hf, v4hf variants).
9658 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9660 * config/arm/arm-builtins.c (hf_UP): New.
9662 (vfp_builtin_data): New. Update comment.
9663 (enum arm_builtins): Include "arm_vfp_builtins.def".
9664 (ARM_BUILTIN_VFP_PATTERN_START): New.
9665 (arm_init_vfp_builtins): New.
9666 (arm_init_builtins): Add arm_init_vfp_builtins.
9667 (arm_expand_vfp_builtin): New.
9668 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
9670 * config/arm/arm_vfp_builtins.def: New file.
9671 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
9672 (arm-builtins.o): Likewise.
9674 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
9677 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
9678 from constant while creating value range.
9680 2016-09-23 Renlin Li <renlin.li@arm.com>
9682 * ira.c (ira): Move ira_use_lra_p initialization code to ...
9683 (ira_init_once): Here.
9685 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
9686 Jakub Jelinek <jakub@redhat.com>
9688 * hooks.h (hook_uint_uintp_false): Rename to...
9689 (hook_bool_uint_uintp_false): ... this.
9690 * hooks.c (hook_uint_uintp_false): Rename to...
9691 (hook_bool_uint_uintp_false): ... this.
9692 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
9693 instead of hook_uint_uintp_false.
9695 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9697 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
9698 (arm_init_builtins): Move body of a loop to the standalone
9699 function arm_init_neon_builtin.
9700 (arm_expand_neon_builtin_1): New. Update comment. Function body
9701 moved from arm_neon_builtin with some white-space fixes.
9702 (arm_expand_neon_builtin): Move code into the standalone function
9703 arm_expand_neon_builtin_1.
9705 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9707 * config/arm/iterators.md (VCVTHI): New.
9708 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
9712 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
9713 (V_HALF): Add V4HF. Fix white-space.
9714 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
9715 (V_s_elem): Likewise.
9716 (V_sz_elem): Fix white-space.
9717 (V_elem_ch): Likewise.
9719 (scalar_mul_constraint): Add V8HF and V4HF.
9720 (Is_float_mode): Fix white-space.
9721 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
9722 (q): Add HF. Fix white-space.
9725 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
9726 (neon_vfm_lane_as): New.
9727 * config/arm/neon.md (add<mode>3_fp16): New.
9728 (sub<mode>3_fp16): New.
9729 (mul<mode>3add<mode>_neon): New.
9730 (fma<VH:mode>4_intrinsic): New.
9731 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
9732 (fmsub<VH:mode>4_intrinsic): New.
9733 (<absneg_str><mode>2): New.
9734 (neon_v<absneg_str><mode>): New.
9735 (neon_v<fp16_rnd_str><mode>): New.
9736 (neon_vrsqrte<mode>): New.
9737 (neon_vpaddv4hf): New.
9738 (neon_vadd<mode>): New.
9739 (neon_vsub<mode>): New.
9740 (neon_vmulf<mode>): New.
9741 (neon_vfma<VH:mode>): New.
9742 (neon_vfms<VH:mode>): New.
9743 (neon_vc<cmp_op><mode>): New.
9744 (neon_vc<cmp_op><mode>_fp16insn): New
9745 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
9746 (neon_vca<cmp_op><mode>): New.
9747 (neon_vca<cmp_op><mode>_fp16insn): New.
9748 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
9749 (neon_vc<cmp_op>z<mode>): New.
9750 (neon_vabd<mode>): New.
9751 (neon_v<maxmin>f<mode>): New.
9752 (neon_vp<maxmin>fv4hf: New.
9753 (neon_<fmaxmin_op><mode>): New.
9754 (neon_vrecps<mode>): New.
9755 (neon_vrsqrts<mode>): New.
9756 (neon_vrecpe<mode>): New (VH variant).
9757 (neon_vdup_lane<mode>_internal): New.
9758 (neon_vdup_lane<mode>): New.
9759 (neon_vcvt<sup><mode>): New (VCVTHI variant).
9760 (neon_vcvt<sup><mode>): New (VH variant).
9761 (neon_vcvt<sup>_n<mode>): New (VH variant).
9762 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
9763 (neon_vcvt<vcvth_op><sup><mode>): New.
9764 (neon_vmul_lane<mode>): New.
9765 (neon_vmul_n<mode>): New.
9766 * config/arm/unspecs.md (UNSPEC_VCALE): New
9767 (UNSPEC_VCALT): New.
9768 (UNSPEC_VFMA_LANE): New.
9769 (UNSPECS_VFMS_LANE): New.
9771 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9773 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
9774 ("*extzv<mode><clobbercc_or_nocc>"):
9775 Correct a typo in a comment.
9777 ("*insv<mode>_zEC12", "*insv<mode>_z10")
9778 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
9779 ("*insv<mode>_zEC12_appendbitsleft")
9780 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
9781 ("*insv<mode>_z10_appendbitsleft"): Ditto.
9782 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
9783 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
9784 Provide pattern with operands switched.
9785 ("*pre_z10_extv<mode>"):
9786 Use new subst patterns.
9787 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
9788 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
9789 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
9790 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
9791 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
9792 ("*<risbg_n>_sidi_ior_and_lshiftrt")
9793 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
9795 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
9796 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
9797 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
9799 ("SINT"): New mode_iterator with SI, HI, QI.
9800 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
9801 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
9804 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9806 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
9807 new interface of s390_contiguous_bitmask_p.
9808 ("contiguous_bitmask_nowrap_operand"): New predicate.
9809 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
9810 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
9811 of s390_contiguous_bitmask_p.
9812 ("NxxDw"): Rename NxxDq constraint to NxxDw.
9813 ("NxxSw"): New constraint.
9814 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
9815 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
9817 (s390_contiguous_bitmask_nowrap_p): Export.
9818 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
9819 former s390_contiguous_bitmask_p.
9820 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
9821 detect contiguous bit ranges with wraparound. Change signature to
9822 return START and END position instead of POS and LENGTH.
9823 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
9824 ranges with wraparound.
9825 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
9826 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
9827 Adapt to new signature of s390_contiguous_bitmask_p.
9829 2016-09-23 Bin Cheng <bin.cheng@arm.com>
9831 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
9832 (create_intersect_range_checks): New.
9833 (vect_create_cond_for_alias_checks): Call above function.
9835 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9837 * config/arm/iterators.md (Code iterators): Fix some white-space
9841 (FCVT): Moved from vfp.md.
9842 (VCVT_HF_US_N): New.
9843 (VCVT_SI_US_N): New.
9848 (FCVTI32typename): Moved from vfp.md.
9849 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
9850 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
9851 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
9852 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
9853 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
9855 (fp16_rnd_str): New.
9856 (fp16_rnd_insn): New.
9857 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
9858 (UNSPEC_VCVT_HF_U_N): New.
9859 (UNSPEC_VCVT_SI_S_N): New.
9860 (UNSPEC_VCVT_SI_U_N): New.
9861 (UNSPEC_VCVTH_S): New.
9862 (UNSPEC_VCVTH_U): New.
9863 (UNSPEC_VCVTA_S): New.
9864 (UNSPEC_VCVTA_U): New.
9865 (UNSPEC_VCVTM_S): New.
9866 (UNSPEC_VCVTM_U): New.
9867 (UNSPEC_VCVTN_S): New.
9868 (UNSPEC_VCVTN_U): New.
9869 (UNSPEC_VCVTP_S): New.
9870 (UNSPEC_VCVTP_U): New.
9871 (UNSPEC_VCVTP_S): New.
9872 (UNSPEC_VCVTP_U): New.
9874 (UNSPEC_VRNDA): New.
9875 (UNSPEC_VRNDI): New.
9876 (UNSPEC_VRNDM): New.
9877 (UNSPEC_VRNDN): New.
9878 (UNSPEC_VRNDP): New.
9879 (UNSPEC_VRNDX): New.
9880 * config/arm/vfp.md (<absneg_str>hf2): New.
9882 (neon_v<fp16_rnd_str>hf): New.
9883 (neon_vrndihf): New.
9888 (*mulsf3neghf_vfp): New.
9889 (*negmulhf3_vfp): New.
9890 (*mulsf3addhf_vfp): New.
9891 (*mulhf3subhf_vfp): New.
9892 (*mulhf3neghfaddhf_vfp): New.
9893 (*mulhf3neghfsubhf_vfp): New.
9896 (fmsubhf4_fp16): New.
9900 (neon_vsqrthf): New.
9901 (neon_vrsqrtshf): New.
9902 (FCVT): Move to iterators.md.
9903 (FCVTI32typename): Likewise.
9904 (neon_vcvth<sup>hf): New.
9905 (neon_vcvth<sup>si): New.
9906 (neon_vcvth<sup>_nhf_unspec): New.
9907 (neon_vcvth<sup>_nhf): New.
9908 (neon_vcvth<sup>_nsi_unspec): New.
9909 (neon_vcvth<sup>_nsi): New.
9910 (neon_vcvt<vcvth_op>h<sup>si): New.
9911 (neon_<fmaxmin_op>hf): New.
9913 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9915 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
9916 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
9917 ("*insv<mode>_zEC12_appendbitsleft")
9918 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
9919 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
9921 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9923 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
9924 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
9925 construct values without normalization.
9926 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
9927 static local lhs_ops to vNULL.
9929 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9930 Jiong Wang <jiong.wang@arm.com>
9932 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
9933 available when FP16 instructions are available.
9934 (output_move_vfp): Add support for 16-bit data moves.
9935 (arm_validize_comparison): Fix some white-space. Support HFmode
9936 by conversion to SFmode.
9937 * config/arm/arm.md (truncdfhf2): Fix a comment.
9938 (extendhfdf2): Likewise.
9940 (movsicc): Fix some white-space.
9942 (movsfcc): Fix some white-space.
9944 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
9945 instructions are available.
9946 (*thumb2_movhi_vfp): Likewise.
9947 (*arm_movhi_fp16): New.
9948 (*thumb2_movhi_fp16): New.
9949 (*movhf_vfp_fp16): New.
9950 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
9951 (*movhf_vfp): Likewise.
9952 (extendhfsf2): Enable when VFP FP16 instructions are available.
9953 (truncsfhf2): Enable when VFP FP16 instructions are available.
9955 2016-09-23 Martin Liska <mliska@suse.cz>
9957 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
9959 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9961 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
9963 (arm_evpc_neon_vtrn): Likewise.
9964 (arm_evpc_neon_vrev): Likewise.
9965 (arm_evpc_neon_vext): Likewise.
9966 * config/arm/arm_neon.h (vbsl_f16): New.
9970 (vdup_lane_f16): New.
9971 (vdupq_lane_f16): New.
9984 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
9985 (vdup_lane): New (v8hf, v4hf variants).
9986 (vext): New (v8hf, v4hf variants).
9987 (vbsl): New (v8hf, v4hf variants).
9988 * config/arm/iterators.md (VDQWH): New.
9990 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
9991 (Scalar_mul_8_16): Fix white-space.
9992 (Is_d_reg): Add V4HF and V8HF.
9993 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
9994 (neon_vdup_lane<mode>): New.
9995 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
9996 (*neon_vtrn<mode>_insn): Likewise.
9997 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
9998 (*neon_vzip<mode>_insn): Likewise
9999 (neon_vuzp<mode>_internal): Likewise.
10000 (*neon_vuzp<mode>_insn): Likewise
10001 * config/arm/vec-common.md (vec_perm_const<mode>): New.
10003 2016-09-23 Jiong Wang <jiong.wang@arm.com>
10004 Matthew Wahab <matthew.wahab@arm.com>
10006 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
10007 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
10008 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
10009 available. Also fix some white-space.
10010 * config/arm/vfp.md (*arm_movhi_vfp): New.
10011 (*thumb2_movhi_vfp): New.
10013 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10015 * config/arm/arm-c.c (arm_cpu_builtins): Define
10016 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
10017 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
10019 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10021 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
10022 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
10023 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
10024 arm_v8_2a_fp16_neon_hw.
10025 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
10028 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10030 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
10031 arm_fp16_alternative_ok and arm_fp16_none_ok.
10033 2016-09-23 Martin Liska <mliska@suse.cz>
10035 * ipa-icf.c (sem_variable::merge): Replace adress with address.
10037 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10039 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
10040 ("armv8.2-a"): New.
10041 ("armv8.2-a+fp16"): New.
10042 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
10043 (FL2_FP16INST): New.
10044 (FL2_FOR_ARCH8_2A): New.
10045 * config/arm/arm-tables.opt: Regenerate.
10046 * config/arm/arm.c (arm_arch8_2): New.
10047 (arm_fp16_inst): New.
10048 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
10049 for incompatible fp16-format settings.
10050 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
10051 (TARGET_NEON_FP16INST): New.
10052 (arm_arch8_2): Declare.
10053 (arm_fp16_inst): Declare.
10054 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
10055 march=armv8.2-a and march=armv8.2-a+fp16.
10056 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
10057 and armv8.2-a+fp16.
10058 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
10059 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
10061 2016-09-23 Martin Liska <mliska@suse.cz>
10063 * doc/extend.texi: Remove fused-madd from i386 target options.
10065 2016-09-23 Martin Liska <mliska@suse.cz>
10067 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
10070 2016-09-23 Martin Liska <mliska@suse.cz>
10072 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
10075 2016-09-23 Martin Liska <mliska@suse.cz>
10078 * config/i386/i386.c (ix86_option_override_internal): Change
10079 signature and return false when there's an error related to
10081 (release_options_strings): New function.
10082 (ix86_valid_target_attribute_tree): Call the function.
10084 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10086 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
10087 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
10088 (gen_hsa_ctor_assignment): Likewise.
10089 * print-tree.c (print_node): Likewise.
10090 * tree-dump.c (dequeue_and_dump): Likewise.
10091 * tree-sra.c (sra_modify_constructor_assign): Likewise.
10092 * expr.c (store_constructor): Likewise.
10093 * fold-const.c (operand_equal_p): Likewise.
10094 * tree-pretty-print.c (dump_generic_node): Likewise.
10095 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
10096 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
10098 2016-09-23 Richard Biener <rguenther@suse.de>
10100 * hooks.h (hook_uint_uintp_false): Declare.
10102 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10104 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
10105 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
10107 2016-09-22 Martin Sebor <msebor@redhat.com>
10110 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
10111 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
10112 (target_int_min): Correct computation.
10113 (format_integer): Use long long as the argument for the ll length
10115 (format_floating): Use target_int_max().
10116 (get_string_length): Same.
10117 (format_string): Avoid setting the bounded flag for strings
10119 (try_substitute_return_value): Avoid setting range info when
10120 the result isn't bounded.
10121 * varasm.c (assemble_name): Increase buffer size.
10123 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
10124 Terry Guo <terry.guo@arm.com>
10126 * target.def (elf_flags_numeric): New target hook.
10127 * targhooks.h (default_asm_elf_flags_numeric): New.
10128 * varasm.c (default_asm_elf_flags_numeric): New.
10129 (default_elf_asm_named_section): Use new target hook.
10130 * config/arm/arm.opt (mpure-code): New.
10131 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
10132 * config/arm/arm.c (arm_asm_init_sections): Add section
10133 attribute to default text section if -mpure-code.
10134 (arm_option_check_internal): Diagnose use of option with
10135 non supported targets and/or options.
10136 (arm_asm_elf_flags_numeric): New.
10137 (arm_function_section): New.
10138 (arm_elf_section_type_flags): New.
10139 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
10141 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
10142 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
10144 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
10146 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
10148 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10150 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
10151 * rtl.h: Adjust prototype.
10153 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10155 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
10156 (prev_active_insn): Likewise.
10157 (active_insn_p): Likewise.
10158 * rtl.h: Adjust prototypes.
10159 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
10160 * config/arc/arc.md: Likewise.
10161 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
10162 (branch_needs_nop_p): Likewise.
10163 (use_skip_p): Likewise.
10164 * config/sh/sh.c (gen_block_redirect): Likewise.
10165 (split_branches): Likewise.
10166 * reorg.c (optimize_skip): Likewise.
10167 (fill_simple_delay_slots): Likewise.
10168 (fill_slots_from_thread): Likewise.
10169 (relax_delay_slots): Likewise.
10170 * resource.c (mark_target_live_regs): Likewise.
10172 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10174 * config/cris/cris.c (cris_asm_output_case_end): Change argument
10175 type to rtx_insn *.
10176 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
10177 (prev_nonnote_nondebug_insn): Likewise.
10178 * config/cris/cris-protos.h: Adjust prototype.
10180 * jump.c (rtx_renumbered_equal_p): Adjust.
10182 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10184 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
10185 * rtl.h: Adjust prototype.
10186 * config/sh/sh.md: Adjust.
10187 * dwarf2out.c (add_var_loc_to_decl): Likewise.
10189 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10191 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
10192 (prev_nondebug_insn): Likewise.
10193 * loop-doloop.c (doloop_condition_get): Likewise.
10194 * rtl.h: Adjust prototype.
10195 * cfgloop.h: Likewise.
10197 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10199 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
10200 (prev_nonnote_insn): Likewise.
10201 * jump.c (reversed_comparison_code_parts): Likewise.
10202 (reversed_comparison): Likewise.
10203 * rtl.h: Adjust prototypes.
10204 * config/arc/arc.md: Adjust.
10205 * cse.c (find_comparison_args): Likewise.
10206 * reorg.c (redundant_insn): Change return type to rtx_insn *.
10207 (fix_reg_dead_note): Change argument type to rtx_insn *.
10208 (delete_prior_computation): Likewise.
10209 (delete_computation): Likewise.
10210 (fill_slots_from_thread): Adjust.
10211 (relax_delay_slots): Likewise.
10212 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
10213 (simplify_relational_operation_1): Likewise.
10214 (simplify_ternary_operation): Likewise.
10216 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10218 * config/arc/arc-protos.h (arc_label_align): Change type of
10219 variables from rtx to rtx_insn *.
10220 * config/arc/arc.c (arc_label_align): Likewise.
10221 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
10222 * config/bfin/bfin.c (workaround_speculation): Likewise.
10223 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
10224 (find_last_same_clock): Likewise.
10225 (reorg_split_calls): Likewise.
10226 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
10227 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
10228 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
10229 (same_cmp_following_p): Likewise.
10230 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
10231 (same_cmp_following_p): Likwise.
10232 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
10233 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
10234 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
10235 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
10236 (rl78_alloc_physical_registers_cmp): Likewise.
10237 (rl78_alloc_physical_registers_umul): Likewise.
10238 (rl78_calculate_death_notes): Likewise.
10239 * config/s390/s390-protos.h (s390_label_align): Likewise.
10240 * config/s390/s390.c (s390_label_align): Likewise.
10241 * config/sh/sh.c (barrier_align): Likewise.
10242 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
10243 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
10244 (emit_cbcond_nop): Likewise.
10246 2016-09-22 Martin Liska <mliska@suse.cz>
10249 * ipa-icf.c (sem_variable::merge): Yield merge operation if
10250 alias address matters, not necessarily address of original.
10252 2016-09-22 Richard Biener <rguenther@suse.de>
10254 PR middle-end/77697
10255 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
10258 2016-09-22 Richard Biener <rguenther@suse.de>
10260 PR middle-end/77677
10261 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
10262 from constant folding results.
10263 (gimple_resimplify2): Likewise.
10264 (gimple_resimplify3): Likewise.
10266 2016-09-22 Richard Biener <rguenther@suse.de>
10268 PR middle-end/77678
10269 * expr.c (expand_expr_real_1): Guard array access against negative
10272 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10274 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
10276 (format_floating): Likewise.
10278 2016-09-22 Jakub Jelinek <jakub@redhat.com>
10281 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
10282 for all IFN_GOMP_SIMD_* internal fns, not just for
10283 IFN_GOMP_SIMD_ORDERED_*.
10285 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10288 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
10289 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
10290 instructions when you want to invert the test.
10291 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
10292 correct order for XXSEL.
10293 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
10294 for using XSCMP{EQ,GT,GE}DP.
10296 2016-09-21 David Malcolm <dmalcolm@redhat.com>
10298 * genconstants.c (main): Introduce noop_reader and convert call
10299 to read_md_files to a method call.
10300 * genenums.c (main): Likewise.
10301 * genmddeps.c (main): Likewise.
10302 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
10303 rtx_reader_ptr->get_top_level_filename ().
10304 (write_tm_preds_h): Likewise.
10305 (write_insn_preds_c): Likewise.
10306 * gensupport.c (class gen_reader): New subclass of rtx_reader.
10307 (rtx_handle_directive): Convert to...
10308 (gen_reader::handle_unknown_directive): ...this.
10309 (init_rtx_reader_args_cb): Convert return type from bool to
10310 rtx_reader *. Create a gen_reader instance, using it for the
10311 call to read_md_files. Return it if no errors occur.
10312 (init_rtx_reader_args): Convert return type from bool to
10314 * gensupport.h (init_rtx_reader_args_cb): Likewise.
10315 (init_rtx_reader_args_cb): Likewise.
10316 * read-md.c (struct file_name_list): Move to class rtx_reader.
10317 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
10318 (read_md_filename): Delete in favor of
10319 rtx_reader::m_read_md_filename.
10320 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
10321 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
10322 (base_dir): Delete in favor of rtx_reader::m_base_dir.
10323 (first_dir_md_include): Delete in favor of
10324 rtx_reader::m_first_dir_md_include.
10325 (last_dir_md_include_ptr): Delete in favor of
10326 rtx_reader::m_last_dir_md_include_ptr.
10327 (max_include_len): Delete.
10328 (rtx_reader_ptr): New.
10329 (fatal_with_file_and_line): Use get_filename and get_lineno
10330 accessors of rtx_reader_ptr.
10331 (require_char_ws): Likewise.
10332 (rtx_reader::read_char): New method, based on ::read_char.
10333 (rtx_reader::unread_char): New method, based on ::unread_char.
10334 (read_escape): Use get_filename and get_lineno accessors of
10336 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
10337 (read_string): Use get_filename and get_lineno accessors of
10339 (rtx_reader::rtx_reader): New ctor.
10340 (rtx_reader::~rtx_reader): New dtor.
10341 (handle_include): Convert from a function to...
10342 (rtx_reader::handle_include): ...this method, converting
10343 handle_directive from a callback to a virtual function.
10344 (handle_file): Likewise, converting to...
10345 (rtx_reader::handle_file): ...this method.
10346 (handle_toplevel_file): Likewise, converting to...
10347 (rtx_reader::handle_toplevel_file): ...this method.
10348 (rtx_reader::get_current_location): New method.
10349 (parse_include): Convert from a function to...
10350 (rtx_reader::add_include_path): ...this method, dropping redundant
10351 update to unused max_include_len.
10352 (read_md_files): Convert from a function to...
10353 (rtx_reader::read_md_files): ...this method, converting
10354 handle_directive from a callback to a virtual function.
10355 (noop_reader::handle_unknown_directive): New method.
10356 * read-md.h (directive_handler_t): Delete this typedef.
10357 (in_fname): Delete.
10358 (read_md_file): Delete.
10359 (read_md_lineno): Delete.
10360 (read_md_filename): Delete.
10361 (class rtx_reader): New class.
10362 (rtx_reader_ptr): New decl.
10363 (class noop_reader): New subclass of rtx_reader.
10364 (read_char): Reimplement in terms of rtx_reader::read_char.
10365 (unread_char): Reimplement in terms of rtx_reader::unread_char.
10366 (read_md_files): Delete.
10367 * read-rtl.c (read_rtx_code): Update for deletion of globals
10368 read_md_filename and read_md_lineno.
10370 2016-09-21 Jason Merrill <jason@redhat.com>
10372 * input.h (from_macro_definition_at): New.
10374 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
10376 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
10378 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10380 PR tree-optimization/77550
10381 * tree-vect-stmts.c (create_array_ref): Change parameters.
10382 (get_group_alias_ptr_type): New function.
10383 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
10385 2016-09-21 Marek Polacek <polacek@redhat.com>
10387 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
10388 Add falls through comment.
10390 2016-09-21 Richard Biener <rguenther@suse.de>
10392 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
10393 (replace_child): Likewise.
10394 (remove_child_TAG): Adjust.
10395 (move_marked_base_types): Likewise.
10396 (prune_unused_types_prune): Clear die_sib of removed children.
10398 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
10401 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
10402 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
10404 2016-09-21 Richard Biener <rguenther@suse.de>
10406 PR tree-optimization/77648
10407 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
10409 (make_transitive_closure_constraints): Adjust comment.
10410 (make_any_offset_constraints): New function.
10411 (handle_rhs_call): Make sure to first expand a pointer to all
10412 subfields before transitively closing it.
10413 (handle_const_call): Likewise. Properly expand returned
10415 (handle_pure_call): Likewise.
10417 2016-09-21 Richard Biener <rguenther@suse.de>
10418 Jakub Jelinek <jakub@redhat.com>
10420 PR tree-optimization/77621
10421 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
10422 group at non-vectorizable stmts.
10424 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10426 PR tree-optimization/72835
10427 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
10428 (make_new_ssa_for_all_defs): Likewise.
10429 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
10431 2016-09-20 Martin Sebor <msebor@redhat.com>
10433 PR middle-end/49905
10434 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
10435 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
10436 * config/linux.c (gnu_libc_printf_pointer_format): New function.
10437 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
10438 * config/sol2.c (solaris_printf_pointer_format): New function.
10439 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
10441 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
10442 * doc/tm.texi: Regenerate.
10443 * gimple-fold.h (get_range_strlen): New function.
10444 (get_maxval_strlen): Declare existing function.
10445 * gimple-fold.c (get_range_strlen): Add arguments and compute both
10446 maximum and minimum.
10447 (get_range_strlen): Define overload.
10448 (get_maxval_strlen): Adjust.
10449 * gimple-ssa-sprintf.c: New file and pass.
10450 * passes.def (pass_sprintf_length): Add new pass.
10451 * targhooks.h (default_printf_pointer_format): Declare new function.
10452 (gnu_libc_printf_pointer_format): Same.
10453 (solaris_libc_printf_pointer_format): Same.
10454 * targhooks.c (default_printf_pointer_format): Define new function.
10455 * tree-pass.h (make_pass_sprintf_length): Declare new function.
10456 * print-tree.c: Increase buffer size.
10458 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10460 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
10462 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10464 * common.opt: New option -fipa-vrp.
10465 * ipa-cp.c (ipa_get_vr_lat): New.
10466 (ipcp_vr_lattice::print): Likewise.
10467 (print_all_lattices): Call ipcp_vr_lattice::print.
10468 (ipcp_vr_lattice::meet_with): New.
10469 (ipcp_vr_lattice::meet_with_1): Likewise.
10470 (ipcp_vr_lattice::top_p): Likewise.
10471 (ipcp_vr_lattice::bottom_p): Likewsie.
10472 (ipcp_vr_lattice::set_to_bottom): Likewise.
10473 (set_all_contains_variable): Call VR set_to_bottom.
10474 (initialize_node_lattices): Init VR lattices.
10475 (propagate_vr_accross_jump_function): New.
10476 (propagate_constants_accross_call): Call
10477 propagate_vr_accross_jump_function.
10478 (ipcp_store_vr_results): New.
10479 (ipcp_driver): Handle VR.
10480 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
10481 (ipa_set_jf_unknown): Likewise.
10482 (ipa_compute_jump_functions_for_edge): Likewise.
10483 (ipa_node_params_t::duplicate): Likewise.
10484 (ipa_write_jump_function): Likewise.
10485 (ipa_read_jump_function): Likewise.
10486 (write_ipcp_transformation_info): Likewise.
10487 (read_ipcp_transformation_info): Likewise.
10488 (ipcp_update_vr): New.
10489 (ipcp_transform_function): Handle VR.
10490 * ipa-prop.h (struct ipa_vr): New.
10491 * cgraph.c: Include tree-vrp.h.
10492 * cgraphunit.c: Likewise.
10493 * ipa-utils.c: Likewise.
10495 * opts.c: Likewise.
10496 * toplev.c: Likewise.
10497 * ipa-devirt.c: Likewise.
10498 * ipa-inline-transform.c: Likewise.
10499 * ipa-inline.c: Likewise.
10500 * ipa-profile.c: Likewise.
10502 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10504 * doc/invoke.texi: Document -fdump-tree-evrp.
10505 * passes.def: Define new pass_early_vrp.
10506 * timevar.def: Define new TV_TREE_EARLY_VRP.
10507 * tree-pass.h (make_pass_early_vrp): New.
10508 * tree-ssa-propagate.c: Make replace_uses_in non static.
10509 * tree-ssa-propagate.h: Export replace_uses_in.
10510 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
10511 (extract_range_from_assert): Factor out
10512 extract_range_for_var_from_comparison_expr.
10513 (vrp_initialize_lattice): New.
10514 (vrp_initialize): Factor out vrp_initialize_lattice.
10515 (vrp_valueize): Fix it to reject complex value ranges.
10516 (vrp_free_lattice): New.
10517 (evrp_dom_walker::before_dom_children): Likewise.
10518 (evrp_dom_walker::after_dom_children): Likewise.
10519 (evrp_dom_walker::push_value_range): Likewise.
10520 (evrp_dom_walker::pop_value_range): Likewise.
10521 (execute_early_vrp): Likewise.
10522 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
10523 (make_pass_early_vrp): New.
10525 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
10527 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
10528 instead of exact_log2.
10530 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
10533 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
10534 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
10535 (ix86_add_stmt_cost): Penalize DFmode vector operations
10536 for !TARGET_VECTORIZE_DOUBLE.
10538 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
10540 * doc/invoke.texi (Warning Options): Simplify language.
10541 (Optimize Options): Complete sentence.
10543 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
10545 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
10548 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
10551 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
10552 inits on power8 and above, use the VMRGEW instruction instead of a
10555 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
10556 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
10559 2016-09-20 Tamar Christina <tamar.christina@arm.com>
10561 * config/aarch64/arm_neon.h
10562 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
10563 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
10564 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
10566 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
10568 * config/var/vax.h (ELIMINABLE_REGS): Define.
10569 (INITIAL_ELIMINATION_OFFSET): Define.
10571 2016-09-20 Jakub Jelinek <jakub@redhat.com>
10573 PR middle-end/77624
10574 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
10575 cast to void * if the cast is from some other pointer type.
10577 2016-09-20 Richard Biener <rguenther@suse.de>
10579 PR tree-optimization/77646
10580 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
10583 2016-09-20 Tamar Christina <tamar.christina@arm.com>
10585 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
10586 attributes to all inlined functions and make them extern.
10588 2016-09-20 Richard Biener <rguenther@suse.de>
10590 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
10592 * debug.c (do_nothing_debug_hooks): Adjust.
10593 * dbxout.c (dbx_debug_hooks): Likewise.
10594 * sdbout.c (sdb_debug_hooks): Likewise.
10595 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
10596 (dwarf2out_finish): Move producer, filename and
10597 path annotation ...
10598 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
10599 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
10601 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
10604 * doc/invoke.texi: Document -Wint-in-bool-context.
10606 PR middle-end/77421
10607 * dwarf2out.c (output_loc_operands): Fix an assertion.
10609 2016-09-19 Joseph Myers <joseph@codesourcery.com>
10611 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
10612 (CR_DECIMAL_DIG): New macro.
10614 2016-09-19 Joseph Myers <joseph@codesourcery.com>
10616 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
10619 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
10621 PR rtl-optimization/77416
10622 * lra-remat.c (operand_to_remat): Process hard coded insn
10625 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10627 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
10628 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
10630 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
10632 * target.def (lra_p): Wordsmithing.
10633 * doc/tm.texi: Regenerate.
10635 2016-09-19 Jakub Jelinek <jakub@redhat.com>
10636 Jan Hubicka <jh@suse.cz>
10639 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
10640 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
10641 Call ultimate_alias_target just once, not up to 4 times.
10643 2016-09-19 Richard Biener <rguenther@suse.de>
10645 * dwarf2out.c (early_dwarf_finished): New global.
10646 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
10648 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
10649 if called from LTO exit early.
10650 (dwarf2out_late_global_decl): When being during the early
10651 debug phase do not add locations but only const value attributes.
10652 Adjust the way we generate early DIEs for LTO.
10654 2016-09-19 Richard Biener <rguenther@suse.de>
10656 PR middle-end/77605
10657 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
10658 proper niter to bound the loops.
10660 2016-09-19 Richard Biener <rguenther@suse.de>
10662 PR tree-optimization/77514
10663 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
10664 search for folded stmt.
10666 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
10668 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
10669 * tree-pass.h (make_pass_early_thread_jumps): Declare.
10670 * tree-ssa-threadbackward.c (fsm_find_thread_path,
10671 fsm_find_thread_path, profitable_jump_thread_path,
10672 fsm_find_control_statement_thread_paths,
10673 find_jump_threads_backwards): Add speed_p parameter.
10674 (pass_data_early_thread_jumps): New pass.
10675 (make_pass_early_thread_jumps): New function.
10677 2016-09-17 Andreas Schwab <schwab@suse.de>
10679 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
10680 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10682 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
10684 * recog.c (rest_of_handle_split_after_reload): Delete.
10685 (pass_split_after_reload::gate): New method.
10686 (pass_split_after_reload::execute): Call split_all_insns directly.
10688 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
10690 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
10691 parameters for functions taking long long arguments.
10693 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10696 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
10697 splat with truncate.
10699 2016-09-16 Jason Merrill <jason@redhat.com>
10701 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
10703 * hwint.c (exact_log2): Use pow2p_hwi.
10704 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
10705 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
10706 * builtins.c (get_object_alignment_2, get_object_alignment)
10707 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
10709 * calls.c (compute_argument_addresses, store_one_arg): Use
10711 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
10712 * combine.c (force_to_mode): Use least_bit_hwi.
10713 (contains_muldiv, find_split_point, combine_simplify_rtx)
10714 (simplify_if_then_else, simplify_set, force_to_mode)
10715 (if_then_else_cond, simplify_and_const_int_1)
10716 (simplify_compare_const): Use pow2p_hwi.
10717 * cse.c (fold_rtx): Use pow2p_hwi.
10718 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
10720 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
10721 (init_expmed_one_conv): Use pow2p_hwi.
10722 * expr.c (is_aligning_offset): Use pow2p_hwi.
10723 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
10724 (fold_binary_loc): Use pow2p_hwi.
10725 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
10726 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
10727 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
10728 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
10730 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
10731 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
10732 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
10733 * omp-low.c (oacc_loop_fixed_partitions)
10734 (oacc_loop_auto_partitions): Use least_bit_hwi.
10735 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
10736 * stor-layout.c (place_field): Use least_bit_hwi.
10737 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
10738 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
10739 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
10740 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
10741 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
10742 * tree-vect-data-refs.c (vect_analyze_group_access_1)
10743 (vect_grouped_store_supported, vect_grouped_load_supported)
10744 (vect_permute_load_chain, vect_shift_permute_load_chain)
10745 (vect_transform_grouped_load): Use pow2p_hwi.
10746 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
10747 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
10748 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
10750 * tsan.c (instrument_expr): Use least_bit_hwi.
10751 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
10753 2016-09-16 Andreas Schwab <schwab@suse.de>
10755 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
10756 OFFSET, not offset.
10757 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10759 2016-09-16 Jakub Jelinek <jakub@redhat.com>
10762 * combine.c (rest_of_handle_combine): If any edges have been purged,
10763 free dominators if available.
10765 2016-09-16 Jakub Jelinek <jakub@redhat.com>
10766 Eric Botcazou <ebotcazou@adacore.com>
10768 PR middle-end/77594
10769 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
10770 through into expand_addsub_overflow after expand_neg_overflow.
10772 2016-09-15 David Malcolm <dmalcolm@redhat.com>
10774 * diagnostic-show-locus.c
10775 (selftest::test_fixit_insert_containing_newline): New function.
10776 (selftest::test_fixit_replace_containing_newline): New function.
10777 (selftest::diagnostic_show_locus_c_tests): Call the above.
10779 2016-09-15 Bin Cheng <bin.cheng@arm.com>
10781 PR tree-optimization/77503
10782 * tree-vect-loop.c (vectorizable_reduction): Record reduction
10783 code for CONST_COND_REDUCTION at analysis stage and use it at
10785 * tree-vectorizer.h (struct _stmt_vec_info): New field.
10786 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
10787 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
10790 2016-09-15 Richard Biener <rguenther@suse.de>
10792 PR middle-end/77544
10793 * fold-const.c (split_tree): Do not split constant ~X.
10795 2016-09-15 Jakub Jelinek <jakub@redhat.com>
10797 PR rtl-optimization/77425
10798 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
10801 PR middle-end/77475
10802 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
10803 use %qs instead of %s where desirable, use argument instead of arg in
10804 the diagnostic wording, add list of supported strategies and
10806 (ix86_option_override_internal): Emit target("m...") instead of
10807 option("m...") in the diagnostic. Use %qs instead of %s in invalid
10808 -march/-mtune option diagnostic. Add list of supported arches/tunings
10809 and spellcheck hint. Remove prefix, suffix and sw variables, use
10810 main_args_p ? "..." : "..." in diagnostics to make translation
10813 2016-09-15 Richard Biener <rguenther@suse.de>
10815 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
10816 extra offset argument.
10817 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
10818 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
10819 to reflect new offset parameter.
10820 * doc/tm.texi: Regenerate.
10821 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
10822 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
10824 (darwin_asm_output_dwarf_offset): Likewise.
10825 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
10827 (darwin_asm_output_dwarf_offset): Pass offset argument through.
10828 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
10829 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10831 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
10834 * ipa-icf.c (set_alias_uids): New function.
10835 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
10836 all the merged variable's referring aliases.
10838 2016-09-15 Richard Biener <rguenther@suse.de>
10840 PR tree-optimization/77514
10841 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
10842 only forced_stmts sequence.
10844 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
10846 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
10847 * cfgexpand.c (update_alias_info_with_stack_vars): Use
10848 FOR_EACH_SSA_NAME to iterate over SSA variables.
10849 (pass_expand::execute): Likewise.
10850 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
10851 * tree-cfg.c (dump_function_to_file): Likewise.
10852 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
10853 (update_ssa): Likewise.
10854 * tree-ssa-alias.c (dump_alias_info): Likewise.
10855 * tree-ssa-ccp.c (ccp_finalize): Likewise.
10856 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
10857 (create_outofssa_var_map): Likewise.
10858 (coalesce_ssa_name): Likewise.
10859 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
10860 * tree-ssa-pre.c (compute_avail): Likewise.
10861 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
10862 (scc_vn_restore_ssa_info): Likewise.
10863 (free_scc_vn): Likwise.
10864 (run_scc_vn): Likewise.
10865 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
10866 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
10867 * tree-ssa-copy.c (fini_copy_prop): Likewise.
10868 * tree-ssa.c (verify_ssa): Likewise.
10870 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
10872 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
10873 and mips64r2 as default 32-bit and 64-bit architectures.
10874 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
10875 as default 32-bit and 64-bit architectures.
10877 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
10879 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
10882 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10884 * target.def (lra_p): Change commentary (for the manual) for the
10886 * doc/tm.texi: Regenerate.
10888 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10890 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
10891 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
10892 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
10893 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
10895 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10897 * targhooks.c (default_lra_p): Return true instead of false.
10899 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10901 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
10902 hook_bool_void_false.
10903 * config/avr/avr.c: Ditto.
10904 * config/bfin/bfin.c: Ditto.
10905 * config/c6x/c6x.c: Ditto.
10906 * config/cr16/cr16.c: Ditto.
10907 * config/cris/cris.c: Ditto.
10908 * config/epiphany/epiphany.c: Ditto.
10909 * config/fr30/fr30.c: Ditto.
10910 * config/frv/frv.c: Ditto.
10911 * config/h8300/h8300.c: Ditto.
10912 * config/ia64/ia64.c: Ditto.
10913 * config/iq2000/iq2000.c: Ditto.
10914 * config/lm32/lm32.c: Ditto.
10915 * config/m32c/m32c.c: Ditto.
10916 * config/m32r/m32r.c: Ditto.
10917 * config/m68k/m68k.c: Ditto.
10918 * config/mcore/mcore.c: Ditto.
10919 * config/microblaze/microblaze.c: Ditto.
10920 * config/mmix/mmix.c: Ditto.
10921 * config/mn10300/mn10300.c: Ditto.
10922 * config/moxie/moxie.c: Ditto.
10923 * config/msp430/msp430.c: Ditto.
10924 * config/nios2/nios2.c: Ditto.
10925 * config/nvptx/nvptx.c: Ditto.
10926 * config/pa/pa.c: Ditto.
10927 * config/pdp11/pdp11.c: Ditto.
10928 * config/rl78/rl78.c: Ditto.
10929 * config/sparc/sparc.c: Ditto.
10930 * config/spu/spu.c: Ditto.
10931 * config/stormy16/stormy16.c: Ditto.
10932 * config/tilegx/tilegx.c: Ditto.
10933 * config/tilepro/tilepro.c: Ditto.
10934 * config/v850/v850.c: Ditto.
10935 * config/vax/vax.c: Ditto.
10936 * config/visium/visium.c: Ditto.
10937 * config/xtensa/xtensa.c: Ditto.
10939 2016-09-14 Jakub Jelinek <jakub@redhat.com>
10942 * tsan.c: Include target.h.
10943 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
10944 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
10945 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
10946 BUILT_IN_ATOMIC_TEST_AND_SET entries.
10947 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
10949 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
10950 Martin Liska <mliska@suse.cz>
10952 PR middle-end/77574
10953 * predict.c (force_edge_cold): Add braces to a condition.
10955 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
10957 PR rtl-optimization/77289
10958 * lra-constraints.c (get_final_hard_regno): Removed.
10959 (get_hard_regno): Add new parameter final_p.
10960 (get_reg_class): Directly call lra_get_elimination_hard_regno.
10961 (operands_match_p): Adjust call to get_hard_regno.
10962 (uses_hard_regs_p): Likewise.
10963 (process_alt_operands): Likewise.
10965 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
10968 * config/msp430/msp430.c (msp430_start_function): Emit an error
10969 if a function is both weak and specifies an interrupt number.
10971 2016-09-13 Jakub Jelinek <jakub@redhat.com>
10973 PR tree-optimization/77454
10974 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
10975 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
10978 2016-09-13 Tamar Christina <tamar.christina@arm.com>
10980 * config/aarch64/aarch64-builtins.c
10981 (aarch64_init_simd_builtins): Fix builtin type signature printing.
10983 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
10985 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
10986 SFmode and SCmode arguments by reference.
10988 2016-09-13 David Malcolm <dmalcolm@redhat.com>
10990 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
10992 (selftest::test_one_liner_fixit_insert_before): ...this, and update
10993 for renaming of add_fixit_insert to add_fixit_insert_before.
10994 (selftest::test_one_liner_fixit_insert_after): New function.
10995 (selftest::test_one_liner_fixit_validation_adhoc_locations):
10996 Update for renaming of add_fixit_insert to add_fixit_insert_before.
10997 (selftest::test_one_liner_many_fixits): Likewise.
10998 (selftest::test_diagnostic_show_locus_one_liner): Update for
10999 renaming, call new test function.
11000 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
11001 renaming of add_fixit_insert to add_fixit_insert_before.
11002 (selftest::test_fixit_consolidation): Likewise.
11003 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
11005 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
11006 (selftest::test_applying_fixits_insert_before): ...this.
11007 (selftest::test_applying_fixits_insert): Update for renaming of
11008 add_fixit_insert to add_fixit_insert_before.
11009 (selftest::test_applying_fixits_insert_after): New function.
11010 (selftest::test_applying_fixits_insert_after_at_line_end): New
11012 (selftest::test_applying_fixits_insert_after_failure): New function.
11013 (selftest::test_applying_fixits_multiple): Update for renaming of
11014 add_fixit_insert to add_fixit_insert_before.
11015 (selftest::change_line): Likewise.
11016 (selftest::test_applying_fixits_unreadable_file): Likewise.
11017 (selftest::test_applying_fixits_line_out_of_range): Likewise.
11018 (selftest::test_applying_fixits_column_validation): Likewise.
11019 (selftest::test_applying_fixits_column_validation): Likewise.
11020 (selftest::edit_context_c_tests): Update for renamed test function;
11021 call new test functions.
11023 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
11025 PR tree-optimization/77536
11026 PR rtl-optimization/68212
11027 * config/rs6000/rs6000.md (div->recip splitter): Remove
11028 optimize_insn_for_speed_p condition.
11030 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
11032 * optabs.c (prepare_cmp_insn): Update documentation comment.
11034 2016-09-13 Jakub Jelinek <jakub@redhat.com>
11035 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11037 PR middle-end/77475
11038 * opts.h (candidates_list_and_hint): Declare.
11039 * opts-common.c (candidates_list_and_hint): New function.
11040 (cmdline_handle_error): Use it.
11042 2016-09-12 David Malcolm <dmalcolm@redhat.com>
11044 * edit-context.c (edited_line::get_len): New accessor.
11045 (edited_file::print_diff): Split out hunk-printing into...
11046 (edited_file::print_diff_hunk): New method.
11047 (edited_file::print_diff_line): New method.
11049 2016-09-12 Andrew Pinski <apinski@cavium.com>
11051 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
11053 * config/aarch64/aarch64.c (thunderx_tunings): Enable
11054 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
11055 (aarch64_operands_ok_for_ldpstp): Return false if
11056 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
11057 was SImode and the alignment is less than 8 byte.
11058 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
11060 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
11063 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
11065 2016-09-12 Marek Polacek <polacek@redhat.com>
11067 * doc/extend.texi: Use lowercase "boolean".
11068 * doc/invoke.texi: Likewise.
11069 * doc/md.texi: Likewise.
11070 * target.def: Likewise.
11071 * doc/tm.texi: Regenerated.
11073 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11075 PR middle-end/77426
11076 * expmed.c (synth_mult): Delete duplicate mode check.
11078 2016-09-10 Tom de Vries <tom@codesourcery.com>
11081 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
11083 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
11084 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
11086 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
11088 PR rtl-optimization/77289
11089 * lra-constraints.c (get_final_hard_regno): Add support for non hard
11090 register numbers. Remove support for subregs.
11091 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
11092 (get_reg_class): Delete removed get_final_hard_regno() argument.
11093 (uses_hard_regs_p): Call get_final_hard_regno().
11095 2016-09-09 Martin Sebor <msebor@redhat.com>
11099 * pretty-print.c (pp_quoted_string): New function.
11100 (pp_format): Call it for %c and %s directives.
11102 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11104 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
11105 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
11106 INITIAL_ELIMINATION_OFFSET) : Update documentation.
11107 * target.def (frame_pointer_required, can_eliminate): Likewise.
11108 * doc/tm.texi: Regenerated.
11109 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
11111 * df-scan.c (df_hard_reg_init): Likewise.
11112 * ira.c (ira_setup_eliminable_regset): Likewise.
11113 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
11114 init_elim_table): Likewise.
11115 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
11116 set_initial_elim_offsets, update_eliminables,
11117 init_elim_table): Likewise.
11118 * rtlanal.c (get_initial_register_offset): Likewise.
11119 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
11120 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11121 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11122 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11123 * config/fr30/fr30.h: Fix comment.
11124 * config/frv/frv.c: Likewise.
11125 * config/frv/frv.h: Likewise.
11126 * config/ft32/ft32.h: Likewise.
11127 * config/visium/visium.h: Likewise.
11128 * config/pa/pa64-linux.h: Likewise.
11129 * config/v850/v850.h: Likewise.
11130 * config/cris/cris.c: Likewise.
11131 * config/ia64/ia64.h: Likewise.
11132 * config/moxie/moxie.h: Likewise.
11133 * config/m32r/m32r.h: Likewise.
11135 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
11138 * config.in: Regenerate.
11139 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
11141 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
11142 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
11143 static-libmpxwrappers case.
11144 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
11145 MPX_LD_AS_NEEDED_GUARD_POP.
11146 * configure: Regenerate.
11147 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
11148 defined if linker support "--push-state"/"--pop-state".
11150 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
11152 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
11154 2016-09-09 Joseph Myers <joseph@codesourcery.com>
11156 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
11157 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
11158 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
11159 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
11160 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
11161 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
11162 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
11164 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
11165 width macros from TS 18661-1.
11166 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
11168 2016-09-08 Jakub Jelinek <jakub@redhat.com>
11171 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
11172 OMP_CLAUSE_SAFELEN_EXPR.
11174 2016-09-07 David Malcolm <dmalcolm@redhat.com>
11176 * Makefile.in (OBJS): Add substring-locations.o.
11177 * langhooks-def.h (class substring_loc): New forward decl.
11178 (lhd_get_substring_location): New decl.
11179 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
11180 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
11181 * langhooks.c (lhd_get_substring_location): New function.
11182 * langhooks.h (class substring_loc): New forward decl.
11183 (struct lang_hooks): Add field get_substring_location.
11184 * substring-locations.c: New file, taking definition of
11185 format_warning_va and format_warning_at_substring from
11186 c-family/c-format.c, making them non-static.
11187 * substring-locations.h (class substring_loc): Move class here
11188 from c-family/c-common.h. Add and rewrite comments.
11189 (format_warning_va): New decl.
11190 (format_warning_at_substring): New decl.
11191 (get_source_location_for_substring): Add comment.
11193 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
11195 * config/i386/i386.c: Add 'U' suffix to processor feature bits
11196 to avoid -Wnarrowing warning.
11197 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
11198 * opts.c: Likewise for SANITIZER_OPT bitmasks.
11200 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
11202 * config/aarch64/aarch64.c (aarch64_legitimize_address):
11203 Avoid use of base_offset if offset already in range.
11205 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
11207 * config/sh/sh-protos.h (struct sh_atomic_model,
11208 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11209 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11210 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
11211 * config/sh/sh.h (struct sh_atomic_model,
11212 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11213 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11214 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
11215 Guard with __cplusplus.
11217 2016-09-06 Jakub Jelinek <jakub@redhat.com>
11220 * config/i386/i386.c (ix86_expand_builtin): For builtin with
11221 unsupported or unknown ISA, use expand_call.
11223 2016-09-06 Martin Liska <mliska@suse.cz>
11225 PR gcov-profile/77378
11226 PR gcov-profile/77466
11227 * tree-profile.c (tree_profiling): Detect whether target can use
11228 -fprofile-update=atomic.
11230 2016-09-06 Richard Biener <rguenther@suse.de>
11232 PR tree-optimization/77479
11233 * tree-vrp.c (update_value_range): Extend overflow handling to
11236 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11239 * config/i386/i386.md (isa): Add x64_avx512bw.
11240 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
11241 (kmov_isa): New mode attr.
11242 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
11243 (*zero_extend<mode>si2): Likewise.
11244 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
11246 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
11248 * doc/invoke.texi (SPU Options): nops -> NOPs.
11249 (x86 Options): Ditto.
11251 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11253 PR middle-end/77475
11254 * toplev.c (process_options): Temporarily set input_location
11255 to UNKNOWN_LOCATION around targetm.target_option.override () call.
11257 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
11259 PR rtl-optimization/77452
11260 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
11261 inner-mode reference to a CONST_VECTOR constant in the constant pool.
11263 2016-09-05 Marek Polacek <polacek@redhat.com>
11266 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
11268 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11271 * gensupport.c (alter_output_for_subst_insn): Remove redundant
11272 *insn_out == '*' test. Don't copy unnecessary to yet another
11273 memory buffer, and don't leak it.
11275 PR rtl-optimization/77425
11276 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
11278 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
11280 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
11282 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11284 * common.opt (fdiagnostics-generate-patch): New option.
11285 * diagnostic.c: Include "edit-context.h".
11286 (diagnostic_initialize): Initialize context->edit_context_ptr.
11287 (diagnostic_finish): Delete context->edit_context_ptr.
11288 (diagnostic_report_diagnostic): Add fix-it hints from the
11289 diagnostic to context->edit_context_ptr, if any.
11290 * diagnostic.h (class edit_context): Add forward decl.
11291 (struct diagnostic_context): Add field "edit_context_ptr".
11292 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
11293 -fdiagnostics-generate-patch.
11294 (-fdiagnostics-generate-patch): New item.
11295 * toplev.c: Include "edit-context.h".
11296 (process_options): Set global_dc->edit_context_ptr to a new
11297 edit_context if the options need one.
11298 (toplev::main): Handle -fdiagnostics-generate-patch by using
11299 global_dc->edit_context_ptr.
11301 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11304 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
11305 map and firstprivate clauses on target construct for _Atomic
11307 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
11308 on target construct for _Atomic qualified decls.
11309 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
11311 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
11312 _Atomic qualified arguments not mentioned in uniform clause.
11314 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11316 * Makefile.in (OBJS-libcommon): Add edit-context.o.
11317 * diagnostic-color.c (color_dict): Add "diff-filename",
11318 "diff-hunk", "diff-delete", and "diff-insert".
11319 (parse_gcc_colors): Update default value of GCC_COLORS in comment
11320 to reflect above changes.
11321 * doc/invoke.texi (-fdiagnostics-color): Update description of
11322 default GCC_COLORS, and of the supported capabilities.
11323 * edit-context.c: New file.
11324 * edit-context.h: New file.
11325 * input.c (struct fcache): Add field "missing_trailing_newline".
11326 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
11328 (add_file_to_cache_tab): Likewise.
11329 (fcache::fcache): Likewise.
11330 (get_next_line): Update c->missing_trailing_newline.
11331 (location_missing_trailing_newline): New function.
11332 * input.h (location_missing_trailing_newline): New decl.
11333 * selftest-run-tests.c (selftest::run_tests): Call
11334 edit_context_c_tests.
11335 * selftest.h (edit_context_c_tests): New decl.
11337 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11338 Richard Biener <rguenth@suse.de>
11340 PR tree-optimization/77444
11341 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
11342 as steptype, remove redundant initialization.
11344 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11347 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
11348 (sanopt_optimize_walker): Optimize away
11349 __asan_before_dynamic_init (...) followed by
11350 __asan_after_dynamic_init () without intervening memory loads/stores.
11351 * ipa-pure-const.c (special_builtin_state): Handle
11352 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
11353 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
11355 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11357 * cfg.c (free_original_copy_tables): Replace second assignment of
11358 bb_copy = NULL by bb_original = NULL.
11360 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11363 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
11364 assignment added in r216794.
11366 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11368 * Makefile.in (OBJS): Add typed-splay-tree.o.
11369 * selftest-run-tests.c (selftest::run_tests): Call
11370 typed_splay_tree_c_tests.
11371 * selftest.h (typed_splay_tree_c_tests): New decl.
11372 * typed-splay-tree.c: New file.
11373 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
11374 (typed_splay_tree::max): New method.
11375 (typed_splay_tree::min): New method.
11376 (typed_splay_tree::foreach): New method.
11377 (typed_splay_tree::closure): New struct.
11378 (typed_splay_tree::inner_foreach_fn): New function.
11380 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11382 * ipa-cp.c (ipcp_store_bits_results): Change option name from
11383 -fipa-cp-bit to -fipa-bit-cp.
11385 2016-09-01 Martin Sebor <msebor@redhat.com>
11387 PR tree-optimization/71831
11388 * tree-object-size.h: Return bool instead of the size and add
11389 argument for the size.
11390 * tree-object-size.c (compute_object_offset): Update signature.
11391 (addr_object_size): Same.
11392 (compute_builtin_object_size): Return bool instead of the size
11393 and add argument for the size. Handle POINTER_PLUS_EXPR when
11394 optimization is disabled.
11395 (expr_object_size): Adjust.
11396 (plus_stmt_object_size): Adjust.
11397 (pass_object_sizes::execute): Adjust.
11398 * builtins.c (fold_builtin_object_size): Adjust.
11399 * doc/extend.texi (Object Size Checking): Update.
11400 * ubsan.c (instrument_object_size): Adjust.
11402 2016-09-01 Martin Sebor <msebor@redhat.com>
11404 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
11405 it fits the output of the formatted function regardless of its
11407 * genmodes.c (parser::parse_expr): Same.
11408 * gimplify.c (gimplify_asm_expr): Same.
11409 * passes.c (pass_manager::register_one_dump_file): Same.
11410 * print-tree.c (print_node): Same.
11412 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11414 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
11416 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11418 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
11420 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11422 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
11423 * config/rs6000/vector.md: Ditto.
11424 * config/rs6000/vsx.md: Ditto.
11426 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
11428 * ipa-inline-analysis.c (param_change_prob): Get to the base object
11429 first in all cases.
11431 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11433 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
11434 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
11435 *return_and_restore_gpregs_<mode>_r11,
11436 *return_and_restore_gpregs_<mode>_r12,
11437 *return_and_restore_gpregs_<mode>_r1,
11438 *return_and_restore_fpregs_<mode>_r11,
11439 *return_and_restore_fpregs_<mode>_r12,
11440 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
11441 directly instead of via the "l" constraint. Renumber operands.
11444 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11446 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
11447 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
11448 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
11449 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
11450 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
11451 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
11452 *call_value_nonlocal_darwin64, reload_macho_picbase,
11453 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
11454 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
11455 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
11456 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
11457 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
11458 *save_fpregs_<mode>_r1): Ditto.
11459 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
11460 *return_and_restore_gpregs_spe): Ditto.
11462 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11464 * config/rs6000/rs6000.md
11465 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
11466 the use of the link register.
11467 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
11469 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11470 Michael Meissner <meissner@linux.vnet.ibm.com>
11473 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
11474 reg+reg addressing for TImode.
11475 (rs6000_legitimate_address_p): Only allow register indirect
11476 addressing for TImode, even without TARGET_QUAD_MEMORY.
11478 2016-09-01 Richard Biener <rguenther@suse.de>
11480 PR middle-end/77436
11481 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
11482 check whether the result fits the desired result type.
11484 2016-09-01 Nathan Sidwell <nathan@acm.org>
11486 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
11488 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
11490 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
11492 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
11494 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11496 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
11497 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
11498 for comparisons of integer ZERO_EXTEND against zero.
11500 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
11502 * config/i386/i386.c (ix86_option_override_internal): Also disable the
11503 STV pass if -mstackrealign is enabled.
11505 2016-08-31 Ilya Verbin <iverbin@gmail.com>
11507 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
11510 2016-08-31 David Malcolm <dmalcolm@redhat.com>
11512 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
11513 (layout_range::intersects_line_p): New method.
11514 (test_range_contains_point_for_single_point): Rename to...
11515 (test_layout_range_for_single_point): ...this, and add testing
11516 for layout_range::intersects_line_p.
11517 (test_range_contains_point_for_single_line): Rename to...
11518 (test_layout_range_for_single_line): ...this, and add testing
11519 for layout_range::intersects_line_p.
11520 (test_range_contains_point_for_multiple_lines): Rename to...
11521 (test_layout_range_for_multiple_lines): ...this, and add testing
11522 for layout_range::intersects_line_p.
11523 (layout::layout): Populate m_fixit_hints.
11524 (layout::get_expanded_location): Handle the case of a line-span
11526 (layout::validate_fixit_hint_p): New method.
11527 (get_line_span_for_fixit_hint): New function.
11528 (layout::calculate_line_spans): Add spans for fixit-hints.
11529 (layout::should_print_annotation_line_p): New method.
11530 (layout::print_any_fixits): Drop param "richloc", instead using
11531 validated fixits in m_fixit_hints. Add "const" to hint pointers.
11532 (diagnostic_show_locus): Avoid printing blank annotation lines.
11533 (selftest::test_diagnostic_context::test_diagnostic_context):
11534 Initialize show_column and start_span.
11535 (selftest::test_diagnostic_context::start_span_cb): New static
11537 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
11538 (selftest::diagnostic_show_locus_c_tests): Update for function
11539 renamings. Call test_diagnostic_show_locus_fixit_lines.
11541 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
11543 PR tree-optimization/73714
11544 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
11546 2016-08-31 David Malcolm <dmalcolm@redhat.com>
11548 * selftest.c: Move "namespace selftest {" to top of file,
11549 removing explicit "selftest::" qualifiers throughout.
11551 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
11553 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
11555 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
11556 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
11557 Replace builtin with vector extension.
11558 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
11560 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
11561 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
11562 Replace builtin with vector extension.
11563 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
11564 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
11565 Replace builtin with vector extension.
11566 * config/i386/xmmintrin.h (__m128_u): New type.
11567 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
11568 (_mm_load_ps, _mm_store_ps): Simplify.
11570 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
11572 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
11574 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11576 * diagnostic-show-locus.c (colorizer::begin_state): Support more
11577 than 3 ranges per diagnostic by alternating between color 1 and
11579 (layout::layout): Replace use of rich_location::MAX_RANGES
11580 with richloc->get_num_locations ().
11581 (layout::calculate_line_spans): Replace use of
11582 rich_location::MAX_RANGES with m_layout_ranges.length ().
11583 (layout::print_annotation_line): Handle arbitrary numbers of
11584 ranges in caret-printing by defaulting to '^'.
11585 (selftest::test_one_liner_many_fixits): New function.
11586 (test_diagnostic_show_locus_one_liner): Call it.
11587 * diagnostic.c (diagnostic_initialize): Update for renaming
11588 of rich_location::MAX_RANGES to
11589 rich_location::STATICALLY_ALLOCATED_RANGES.
11590 * diagnostic.h (struct diagnostic_context): Likewise.
11592 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11594 * selftest.c (selftest::named_temp_file::named_temp_file): New
11596 (selftest::temp_source_file::~temp_source_file): Move to...
11597 (selftest::named_temp_file::~named_temp_file): ...here.
11598 (selftest::test_named_temp_file): New function.
11599 (selftest::selftest_c_tests): Call test_named_temp_file.
11600 * selftest.h (class named_temp_file): New class.
11601 (class temp_source_file): Convert to a subclass of named_temp_file.
11603 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
11605 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
11606 USEs of LR_REGNO in returns and sibcalls.
11607 (rs6000_output_mi_thunk): Similar.
11608 (rs6000_sibcall_aix): Similar.
11609 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
11610 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
11611 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
11612 Remove the USE of LR_REGNO from the patterns as well. Delete an
11614 (return_internal_<mode>): Delete.
11616 2016-08-30 Tamar Christina <tamar.christina@arm.com>
11618 * config/aarch64/aarch64-simd.md
11619 (aarch64_ld2<mode>_dreg_le): New.
11620 (aarch64_ld2<mode>_dreg_be): New.
11621 (aarch64_ld2<mode>_dreg): Removed.
11622 (aarch64_ld3<mode>_dreg_le): New.
11623 (aarch64_ld3<mode>_dreg_be): New.
11624 (aarch64_ld3<mode>_dreg): Removed.
11625 (aarch64_ld4<mode>_dreg_le): New.
11626 (aarch64_ld4<mode>_dreg_be): New.
11627 (aarch64_ld4<mode>_dreg): Removed.
11628 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
11630 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11632 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
11633 redundant location param.
11634 (test_one_liner_fixit_remove): Likewise.
11635 (test_one_liner_fixit_replace): Likewise.
11636 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
11637 * gcc-rich-location.c
11638 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
11639 get_range_from_loc. Drop overload taking a const char *.
11640 * gcc-rich-location.h
11641 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
11644 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
11646 * config/linux.c (linux_libc_has_function): Return true on musl.
11648 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
11650 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
11652 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
11654 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
11655 used for abnormal egdes.
11657 2016-08-30 Jakub Jelinek <jakub@redhat.com>
11659 PR tree-optimization/72866
11660 * tree-vect-patterns.c (search_type_for_mask): Turn into
11661 a small wrapper, move all code to ...
11662 (search_type_for_mask_1): ... this new function. Add caching
11663 and adjust recursive calls.
11666 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
11667 instead of lookup_type_die (type_main_variant (type)) even for array
11670 PR middle-end/77377
11671 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
11672 constant pool reference return x instead of c.
11674 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
11676 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
11679 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11682 (selftest::test_make_location_nonpure_range_endpoints): Fix
11685 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11687 * diagnostic-show-locus.c
11688 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
11690 (selftest::test_diagnostic_show_locus_one_liner): Call it.
11691 * input.c (get_pure_location): Move to libcpp/line-map.c.
11692 * input.h (get_pure_location): Convert decl to an inline function
11693 calling implementation in libcpp.
11695 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
11698 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
11699 template for intel asm dialect.
11700 (vec_set_hi_<mode><mask_name>): Ditto.
11702 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11704 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
11705 (selftest::fail_formatted): Likewise.
11707 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11709 * input.c (make_location): Call get_start and get_finish
11710 on the endpoints to avoid storing packed ranges or ad-hoc
11712 (selftest::test_make_location_nonpure_range_endpoints): New function.
11713 (selftest::input_c_tests): Call it.
11714 * input.h (get_start): New inline function.
11716 2016-08-29 Tom de Vries <tom@codesourcery.com>
11719 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
11722 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
11724 * Makefile.in (gcov-iov.h): Add dummy recipe.
11726 2016-08-29 Nathan Sidwell <nathan@acm.org>
11728 * config/nvptx/nvptx.c: #include tree-vrp.h.
11730 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
11733 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
11734 HIGH+LO construct during reload.
11736 2016-08-28 Tom de Vries <tom@codesourcery.com>
11739 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
11740 'sysv_abi va_list' attribute.
11741 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
11742 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
11745 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11747 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
11748 * emit-rtl.c (unshare_all_rtl_1): Adjust.
11749 (unshare_all_rtl_again): Likewise.
11750 * function.c (assign_stack_local_1): Likewise.
11751 (assign_stack_temp_for_type): Likewise.
11753 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11755 * cfgbuild.c (make_edges): Adjust.
11756 * cfgrtl.c (can_delete_label_p): Likewise.
11757 * dwarf2cfi.c (create_trace_edges): Likewise.
11758 * except.c (sjlj_emit_dispatch_table): Likewise.
11759 * function.h (struct expr_status): make x_forced_labels a vector.
11760 * jump.c (rebuild_jump_labels_1): Adjust.
11761 * reload1.c (set_initial_label_offsets): Likewise.
11762 * stmt.c (force_label_rtx): Likewise.
11763 (expand_label): Likewise.
11765 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11767 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
11769 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
11771 PR tree-optimization/71077
11772 PR tree-optimization/68542
11773 * fold-const.c (fold_relational_const): Fix folding of
11774 VECTOR_CST comparisons that have a scalar boolean result type.
11775 (selftest::test_vector_folding): New static function.
11776 (selftest::fold_const_c_tests): Call it.
11778 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
11780 * doc/extend.texi (SPU Built-in Functions): Remove stale
11781 references to material formerly at IBM and Sony.
11783 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
11786 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
11788 2016-08-26 David Malcolm <dmalcolm@redhat.com>
11790 * diagnostic-show-locus.c
11791 (selftest::test_fixit_consolidation): New function.
11792 (selftest::diagnostic_show_locus_c_tests): Call it.
11793 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
11794 constructor based on source_range.
11796 2016-08-26 David Malcolm <dmalcolm@redhat.com>
11798 * diagnostic-color.c (color_dict): Add "fixit-insert" and
11800 (parse_gcc_colors): Update description of default GCC_COLORS.
11801 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
11802 (colorizer::set_fixit_insert): New method.
11803 (colorizer::set_fixit_delete): New method.
11804 (colorizer::get_color_by_name): New method.
11805 (colorizer::STATE_FIXIT_INSERT): New constant.
11806 (colorizer::STATE_FIXIT_DELETE): New constant.
11807 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
11808 fields in favor of new field "m_stop_color". Add fields
11809 "m_fixit_insert" and "m_fixit_delete".
11810 (colorizer::colorizer): Update for above changes. Replace
11811 colorize_start calls with calls to get_color_by_name.
11812 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
11813 STATE_FIXIT_DELETE. Update for field renamings.
11814 (colorizer::finish_state): Simplify by using m_stop_color,
11815 rather than multiple identical "*_ce" fields.
11816 (colorizer::get_color_by_name): New method.
11817 (layout::print_any_fixits): Print insertions and replacements
11818 using the "fixit-insert" color, and deletions using the
11819 "fixit-delete" color.
11820 * doc/invoke.texi (-fdiagnostics-color): Update description of
11821 default GCC_COLORS, and of the supported capabilities.
11823 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
11825 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
11826 current_function_static_stack_size variable with the static
11827 stack frame size of the current function when
11828 flag_stack_usage_info is enabled.
11830 2016-08-26 Nathan Sidwell <nathan@acm.org>
11832 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
11833 assignment inside if condition.
11835 2016-08-26 Richard Biener <rguenther@suse.de>
11837 PR tree-optimization/69047
11838 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
11839 extracts similar to what FRE does.
11840 (non_rewritable_mem_ref_base): Likewise.
11842 2016-08-26 Joseph Myers <joseph@codesourcery.com>
11844 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
11845 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
11846 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11847 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11848 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
11850 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11851 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11852 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11853 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
11854 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11856 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11859 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
11860 reservation duration to 15 cycles.
11861 (cortex_a8_vfp_macs): Likewise.
11862 (cortex_a8_vfp_macd): Likewise.
11863 (cortex_a8_vfp_divs): Likewise.
11864 (cortex_a8_vfp_divd): Likewise.
11866 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11868 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
11869 (aarch_macro_fusion_pair_p): Use above to avoid early return.
11871 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11872 Martin Jambhor <mjambor@suse.cz>
11874 * common.opt: New option -fipa-bit-cp.
11875 * doc/invoke.texi: Document -fipa-bit-cp.
11876 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
11877 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
11878 * tree-ssa-ccp.h: New header file.
11879 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
11880 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
11881 Replace all occurences of tree parameter by two new params: signop, int.
11882 (bit_value_unop_1): Change to bit_value_unop and export it.
11883 Replace all occurences of tree parameter by two new params: signop,
11885 (bit_value_binop): Change call from bit_value_binop_1 to
11887 (bit_value_assume_aligned): Likewise.
11888 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
11889 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
11891 (ccp_finalize): Skip processing if val->mask == 0.
11892 * ipa-cp.c: Include tree-ssa-ccp.h
11893 (ipcp_bits_lattice): New class.
11894 (ipcp_param_lattice (bits_lattice): New member.
11895 (print_all_lattices): Call ipcp_bits_lattice::print.
11896 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
11897 (initialize_node_lattices): Likewise.
11898 (propagate_bits_accross_jump_function): New function.
11899 (propagate_constants_accross_call): Call
11900 propagate_bits_accross_jump_function.
11901 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
11902 (ipcp_store_bits_results): New function.
11903 (ipcp_driver): Call ipcp_store_bits_results.
11904 * ipa-prop.h (ipa_bits): New struct.
11905 (ipa_jump_func): Add new member bits of type ipa_bits.
11906 (ipa_param_descriptor): Change decl to decl_or_type.
11907 (ipa_get_param): Change decl to decl_or_type and assert on
11909 (ipa_get_type): New function.
11910 (ipcp_transformation_summary): New member bits.
11911 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
11912 (ipa_populate_param_decls): Likewise.
11913 (ipa_dump_param): Likewise.
11914 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
11916 (ipa_set_jf_unknown): Set ipa_bits::known to false.
11917 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
11919 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
11920 (ipa_write_jump_function): Add streaming for ipa_bits.
11921 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
11922 (write_ipcp_transformation_info): Add streaming for ipa_bits
11923 summary for ltrans.
11924 (read_ipcp_transfomration_info): Add support for reading streamed
11926 (ipcp_update_bits): New function.
11927 (ipcp_transform_function): Call ipcp_update_bits.
11929 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
11931 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
11932 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
11934 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
11936 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
11938 2016-08-25 Richard Biener <rguenther@suse.de>
11940 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
11941 Only add locations in late dwarf.
11942 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
11943 (dwarf2out_early_finish): But do it here.
11945 2016-08-24 Michael Collison <michael.collison@linaro.org>
11946 Michael Collison <michael.collison@arm.com>
11948 * config/arm/arm-modes.def: Add new condition code mode CC_V
11949 to represent the overflow bit.
11950 * config/arm/arm.c (maybe_get_arm_condition_code):
11951 Add support for CC_Vmode.
11952 (arm_gen_unlikely_cbranch): New function to generate common
11953 rtl conditional branches for overflow patterns.
11954 * config/arm/arm-protos.h: Add prototype for
11955 arm_gen_unlikely_cbranch.
11956 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
11957 addsi3_compareV_upper): New patterns to support signed
11958 builtin overflow add operations.
11959 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
11960 New patterns to support unsigned builtin add overflow operations.
11961 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
11962 builtin overflow subtract operations,
11963 (usubv<mode>4): New patterns to support unsigned builtin subtract
11964 overflow operations.
11965 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
11966 to support builtin overflow negate operations.
11968 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11971 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11973 * explow.c (get_dynamic_stack_size): Take known alignment of stack
11974 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
11977 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
11979 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
11980 MULTILIB_OPTIONS should be used. Small wording fixes.
11981 * genmultilib: Memorize set of all option combinations in
11982 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
11983 found in MULTILIB_OPTIONS by checking if option set is listed in
11984 combination_space. Output new and existing error message to stderr.
11986 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
11988 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
11989 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
11990 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
11991 (MULTILIB_REUSE): Remove reuse rules for option set including
11992 -mfpu=fp-armv8 and -mfpu=vfpv4
11994 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
11996 * config/arm/t-rtems: Add vfp multilib.
11998 2016-08-23 Ian Lance Taylor <iant@golang.org>
12000 * config/s390/s390.c (s390_asm_file_start): Call
12001 default_file_start.
12003 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12005 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
12006 initialization of all 0's to the 0 constant, instead of directly
12007 generating XOR. Add support for V4SImode vector initialization on
12008 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
12009 initialization. Change variables used in V4SFmode vector
12010 intialization. For V4SFmode vector splat on ISA 3.0, make sure
12011 any memory addresses are in index form. Add support for using
12012 VSPLTH/VSPLTB to initialize vector short and vector char vectors
12013 with all of the same element.
12014 (regno_or_subregno): New helper function to return a register
12015 number for either REG or SUBREG.
12016 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
12017 Use regno_or_subregno where possible.
12018 (rs6000_split_v4si_init_di_reg): New helper function to build up a
12019 DImode value from two SImode values in order to generate V4SImode
12020 vector initialization on 64-bit systems with direct move.
12021 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
12023 (rtx_is_swappable_p): V4SImode vector initialization insn is not
12025 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
12027 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
12028 attributes to initialize V8HImode and V16QImode vectors with the
12030 (VSX_SPLAT_COUNT): Likewise.
12031 (VSX_SPLAT_SUFFIX): Likewise.
12032 (UNSPEC_VSX_VEC_INIT): New unspec.
12033 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
12034 Allow SFmode values to come from Altivec registers.
12035 (vsx_init_v4si): New insn/split for V4SImode vector initialization
12036 on 64-bit systems with direct move.
12037 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
12038 vector initializations, to allow V4SImode vector initializations
12039 on 64-bit systems with direct move.
12040 (vsx_splat_v4si): Likewise.
12041 (vsx_splat_v4si_di): Likewise.
12042 (vsx_splat_v4sf): Likewise.
12043 (vsx_splat_v4sf_internal): Likewise.
12044 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
12046 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
12047 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
12048 initializing V8HImode and V16QImode vectors with the same
12050 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
12051 optimization if -maltivec=be.
12053 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
12055 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
12056 attribute for alternatives 3 and 4.
12058 2016-08-23 David Malcolm <dmalcolm@redhat.com>
12060 * selftest.c (selftest::assert_str_contains): New function.
12061 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
12062 * selftest.h (selftest::assert_str_contains): New decl.
12063 (ASSERT_STR_CONTAINS): New macro.
12065 2016-08-23 Richard Biener <rguenther@suse.de>
12067 PR tree-optimization/77286
12068 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
12070 (vect_transform_loop): Split exit edges of loop and scalar
12071 loop if required and at the appropriate time.
12073 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12075 * explow.c (get_dynamic_stack_size): Take known alignment of stack
12076 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
12078 Correct a typo in a comment.
12080 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12082 * config/s390/s390.md ("*andc_split"): New splitter for and with
12085 2016-08-23 Richard Biener <rguenther@suse.de>
12087 PR tree-optimization/27336
12088 * tree-vrp.c (infer_value_range): Handle stmts that can throw
12089 by looking for a non-EH edge.
12090 (process_assert_insertions_for): Likewise.
12092 2016-08-23 Richard Biener <rguenther@suse.de>
12094 PR middle-end/77305
12095 * statistics.c (statistics_counter_event): Robustify against
12098 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12100 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
12101 for targets amdfam10 and barcelona.
12103 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
12105 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
12106 (zero_extend<mode>di2): Ditto.
12107 (*zero_extend<mode>si2): Ditto.
12108 (*zero_extendqihi2): Ditto.
12110 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12112 PR middle-end/77269
12113 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
12114 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
12116 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
12118 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
12119 identical consecutive elements.
12120 [SSA_NAME]: Print the name's def stmt on its own line. When printing
12121 the node's def stmt, avoid printing an unwanted trailing newline by
12122 replacing the call to print_gimple_stmt() with its inlined body and
12123 adjusting it to not set pp_needs_newline and to call pp_flush()
12124 instead of pp_newline_and_flush().
12126 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12128 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
12129 (float32_type_node, float64_type_node, float32x_type_node)
12130 (float128x_type_node): New macros.
12131 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
12132 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
12133 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
12134 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
12135 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
12136 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
12137 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
12138 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
12139 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
12140 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
12141 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
12142 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
12143 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
12144 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
12145 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
12146 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
12147 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
12148 (copysign, fabs, huge_val, inf, nan, nans): Use it.
12149 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
12151 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
12152 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
12153 * doc/extend.texi (Other Builtins): Document these built-in
12155 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
12158 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
12160 * doc/install.texi (Binaries): www.opencsw.org now uses https.
12162 2016-08-22 Richard Biener <rguenther@suse.de>
12164 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
12166 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
12169 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
12170 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
12171 non-SSE2 athlons only, otherwise prefer SSE prefetches.
12173 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12175 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
12176 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
12177 (vrp_visit_switch_stmt): Likewise.
12178 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
12179 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
12180 (vrp_visit_stmt): Use extract_range_from_stmt.
12181 (vrp_visit_phi_node): Use extract_range_from_phi_node.
12183 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12185 * Makefile.in: Add tree-vrp.h to GTFILES.
12186 * gengtype.c (open_base_files): Add tree-vrp.h.
12187 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
12188 * builtins.c: Likewise.
12189 * fold-const.c: Likewise.
12190 * gimple-builder.c: Likewise.
12191 * gimple-laddress.c: Likewise.
12192 * hsa-gen.c: Likewise.
12193 * internal-fn.c: Likewise.
12195 * targhooks.c: Liewise,
12196 * tree-ssa-address.c: Likewise.
12197 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
12198 * tree-vrp.c (struct value_range): Move to tree-vrp.h
12199 * tree-vrp.h: New file.
12201 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12203 PR tree-optimization/61839
12204 * tree-vrp.c (two_valued_val_range_p): New.
12205 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
12206 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
12207 Also Convert VAR BINOP CST where VAR is two-valued to
12208 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
12210 2016-08-19 David Malcolm <dmalcolm@redhat.com>
12212 * diagnostic-show-locus.c
12213 (layout::annotation_line_showed_range_p): New method.
12214 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
12215 Reimplement case fixit_hint::REPLACE to cover removals, and
12216 replacements where the range of the replacement isn't one
12217 of the ranges in the rich_location.
12218 (test_one_liner_fixit_replace): Likewise.
12219 (selftest::test_one_liner_fixit_replace_non_equal_range): New
12221 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
12223 (selftest::test_diagnostic_show_locus_one_liner): Call the new
12225 * diagnostic.c (print_parseable_fixits): Remove case
12226 fixit_hint::REMOVE.
12228 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
12231 * config/i386/i386.c (ix86_option_override_internal): Remove
12232 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
12233 Enable SSE prefetch also for TARGET_PREFETCHWT1.
12234 Do not try to enable TARGET_PRFCHW ISA flag here.
12235 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
12236 Rewrite expander function body.
12237 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
12239 2016-08-19 Joseph Myers <joseph@codesourcery.com>
12242 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
12243 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
12244 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
12245 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
12246 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
12247 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
12248 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
12249 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
12250 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
12252 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
12254 (struct floatn_type_info): New structure type.
12255 (floatn_nx_types): New variable declaration.
12256 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
12257 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
12258 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
12259 * tree.c (floatn_nx_types): New variable.
12260 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
12261 corresponding complex types.
12262 * target.def (floatn_mode): New hook.
12263 * targhooks.c: Include "real.h".
12264 (default_floatn_mode): New function.
12265 * targhooks.h (default_floatn_mode): New prototype.
12266 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
12268 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
12269 effective-target and dg-add-options keywords.
12270 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
12271 Document new effective-target keywords.
12272 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
12273 * doc/tm.texi: Regenerate.
12274 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
12275 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
12276 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
12278 * real.h (struct real_format): Add field ieee_bits.
12279 * real.c (ieee_single_format, mips_single_format)
12280 (motorola_single_format, spu_single_format, ieee_double_format)
12281 (mips_double_format, motorola_double_format)
12282 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
12283 (ieee_extended_intel_128_format)
12284 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
12285 (mips_extended_format, ieee_quad_format, mips_quad_format)
12286 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
12287 (decimal_double_format, decimal_quad_format, ieee_half_format)
12288 (arm_half_format, real_internal_format: Initialize ieee_bits
12290 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
12291 float128_type_node. Set float80_type_node to float64x_type_node
12292 if appropriate and long_double_type_node not appropriate.
12293 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
12294 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
12295 Initialize ieee_bits field.
12296 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
12297 (rs6000_init_builtins): Set ieee128_float_type_node to
12298 float128_type_node.
12299 (rs6000_floatn_mode): New function.
12301 2016-08-19 Jakub Jelinek <jakub@redhat.com>
12303 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
12304 _rdseed64_step): Uglify argument names and/or local variable names
12305 in inline functions.
12306 * config/i386/rtmintrin.h (_xabort): Likewise.
12307 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
12308 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
12309 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
12310 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
12311 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
12312 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
12313 _mm_maskz_ternarylogic_epi32): Likewise.
12314 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
12315 __lwpins32, __lwpins64): Likewise.
12316 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
12317 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
12318 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
12319 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
12320 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
12321 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
12322 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
12323 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
12324 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
12325 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
12326 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
12327 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
12328 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
12329 _mm256_mask_i64gather_epi32): Likewise.
12330 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
12331 * config/i386/ia32intrin.h (__writeeflags): Likewise.
12332 * config/i386/pkuintrin.h (_wrpkru): Likewise.
12333 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
12334 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
12335 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
12336 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
12337 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
12338 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
12339 _mm512_mask_prefetch_i64scatter_ps): Likewise.
12340 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
12341 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
12342 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
12343 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
12344 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
12345 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
12346 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
12347 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
12349 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
12351 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
12352 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
12354 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
12355 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
12357 (_rdpkru_u32): Add space after function name.
12359 * config/i386/t-i386 (i386-c.o): Don't depend on
12360 i386-builtin-types.inc.
12361 (i386.o): Depend on i386-builtin-types.inc.
12363 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
12366 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
12367 Use const_vec_duplicate to check for duplicated elements.
12369 2016-08-19 Richard Biener <rguenther@suse.de>
12371 PR tree-optimization/77290
12372 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12373 Fix flag_tree_parallelize_loops check.
12375 2016-08-19 Richard Biener <rguenther@suse.de>
12377 * match.pd (x | 0 -> x): Add.
12379 2016-08-19 Richard Biener <rguenther@suse.de>
12381 PR tree-optimization/77286
12382 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
12383 Deal with virtual PHIs being out-of-order.
12385 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12387 * doc/invoke.texi (fverbose-asm): Note that source code lines
12388 are emitted, and provide an example.
12389 * final.c (asm_show_source): New function.
12390 (final_scan_insn): Call asm_show_source.
12392 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12394 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
12395 param with diagnostic_kind.
12396 (class colorizer): Similarly replace field m_diagnostic with
12398 (colorizer::colorizer): Replace diagnostic
12399 param with diagnostic_kind.
12400 (colorizer::begin_state): Update for above field change.
12401 (layout::layout): Replace diagnostic param with rich_location *
12402 and diagnostic_kind.
12403 (diagnostic_show_locus): Replace diagnostic param with richloc
12404 and diagnostic_kind.
12405 (class selftest::test_diagnostic_context): New class.
12406 (selftest::test_diagnostic_show_locus_unknown_location): New
12408 (selftest::test_one_liner_simple_caret): New function.
12409 (selftest::test_one_liner_caret_and_range): New function.
12410 (selftest::test_one_liner_multiple_carets_and_ranges): New
12412 (selftest::test_one_liner_fixit_remove): New function.
12413 (selftest::test_one_liner_fixit_replace): New function.
12414 (selftest::test_diagnostic_show_locus_one_liner): New function.
12415 (selftest::diagnostic_show_locus_c_tests): Call the new test
12417 * diagnostic.c (diagnostic_initialize): Initialize
12418 colorize_source_p, show_ruler_p and parseable_fixits_p.
12419 (default_diagnostic_finalizer): Update for change to
12420 diagnostic_show_locus.
12421 (diagnostic_append_note): Likewise.
12422 * diagnostic.h (diagnostic_show_locus): Replace
12423 const diagnostic_info * param with location * and diagnostic_t.
12425 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12427 * input.c (saved_line_table): New global.
12428 (class selftest::temp_line_table): Rename to line_table_test and
12429 move declaration to selftest.h, and drop field m_old_line_table.
12430 (selftest::temp_line_table::temp_line_table): Rename ctor to...
12431 (selftest::line_table_test::line_table_test): ...this. Add a
12432 default ctor. Store current value of line_table within
12434 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
12435 (selftest::line_table_test::~line_table_test): ...this, and
12436 restore line_table from the saved_line_table, rather than
12438 (selftest::test_accessing_ordinary_linemaps): Update for above
12440 (selftest::test_lexer): Likewise.
12441 (struct selftest::lexer_test): Likewise.
12442 (selftest::lexer_test::lexer_test): Likewise.
12443 (selftest::input_c_tests): Move the looping over test cases from
12445 (selftest::for_each_line_table_case): New function.
12446 * input.h (saved_line_table): New decl.
12447 * selftest.h (struct selftest::line_table_case): New forward decl.
12448 (class selftest::line_table_test): New class, moved here from
12449 selftest::temp_line_table in input.c, and renamed.
12450 (selftest::for_each_line_table_case): New decl.
12452 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
12455 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
12457 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
12459 PR middle-end/70895
12460 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
12461 enclosing parallel construct for reduction variables on OpenACC loop
12464 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
12466 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
12467 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
12469 (function_to_dwarf_procedure): Update comment.
12471 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12473 * input.c (diagnostics_file_cache_forcibly_evict_file): New
12475 * input.h (diagnostics_file_cache_forcibly_evict_file): New
12477 * selftest.c (selftest::temp_source_file::~temp_source_file):
12478 Evict m_filename from the diagnostic file cache.
12480 2016-08-18 Richard Biener <rguenther@suse.de>
12482 * tree-pass.h (make_pass_materialize_all_clones): Declare.
12483 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
12484 make_pass_materialize_all_clones): New simple IPA pass encapsulating
12485 clone materialization.
12486 * passes.def (all_late_ipa_passes): Start with
12487 pass_materialize_all_clones.
12488 * cgraphunit.c (symbol_table::compile): Remove call to
12489 materialize_all_clones.
12490 * tree-into-ssa.c: Include statistics.h.
12491 (update_ssa): Count number of times we do incremental/rewrite
12494 2016-08-18 Richard Biener <rguenther@suse.de>
12496 PR tree-optimization/77282
12497 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12498 When doing auto-parallelizing also prevent use of PHIs that
12499 carry dependences across loop backedges.
12501 2016-08-18 Tamar Christina <tamar.christina@arm.com>
12502 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12504 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
12506 2016-08-18 Richard Biener <rguenther@suse.de>
12508 * ssa-iterators.h (ssa_vuse_operand): New inline.
12509 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
12510 (predicate_all_scalar_phis): Use remove_phi_node to remove
12511 phi nodes predicated. Delay removing virtual PHIs.
12512 (predicate_mem_writes): Update virtual operands.
12513 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
12514 (tree_if_conversion): Do not rewrite virtual SSA form.
12515 * tree-phinodes.c (release_phi_node): Make static.
12516 * tree-phinodes.h (release_phi_node): Remove.
12518 2016-08-18 Jakub Jelinek <jakub@redhat.com>
12520 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
12521 codes that appear in bdesc_* arrays, instead include i386-builtin.def
12522 twice to define those.
12523 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
12524 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
12525 bdesc_multi_arg): Define by including i386-builtin.def the third time.
12526 * config/i386/i386-builtin.def: New file.
12528 2016-08-17 David Malcolm <dmalcolm@redhat.com>
12530 * input.c (get_source_range_for_char): Rename to...
12531 (selftest::get_source_range_for_char): ...this, and move within
12532 the #if CHECKING_P guard.
12533 (get_num_source_ranges_for_substring): Rename to...
12534 (selftest::get_num_source_ranges_for_substring): ...this, move
12535 within the #if CHECKING_P guard, and make static.
12536 (selftest::assert_num_substring_ranges): Initialize
12539 2016-08-18 Alan Modra <amodra@gmail.com>
12541 PR rtl-optimization/72771
12542 * reload.c (find_reloads): Don't assume that a subreg mem is OK
12543 when find_reloads_toplev returns address_reloaded==-1.
12544 (alternative_allows_const_pool_ref): Update comment.
12546 2015-08-17 Alan Hayward <alan.hayward@arm.com>
12548 PR tree-optimization/71752
12549 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
12550 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
12552 2016-08-17 Jakub Jelinek <jakub@redhat.com>
12554 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
12555 instead of testing ECF_NORETURN bit in gimple_call_flags.
12556 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
12557 * predict.c (tree_bb_level_predictions): Likewise.
12558 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
12560 PR middle-end/77259
12561 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
12562 turning a call into __builtin_unreachable-like noreturn call, adjust
12563 gimple_call_set_fntype.
12564 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
12565 gimple_call_fntype has void return type.
12567 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
12569 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
12570 maybe_lookup_decl, to handle nested acc loop directives.
12572 2016-08-17 Richard Biener <rguenther@suse.de>
12574 PR tree-optimization/76490
12575 * tree-vrp.c (update_value_range): Preserve overflow infinities
12576 when intersecting with ranges from get_range_info.
12577 (operand_less_p): Handle overflow infinities correctly.
12578 (value_range_constant_singleton): Use vrp_operand_equal_p
12579 to handle overflow max/min correctly.
12580 (vrp_valueize): Likewise.
12581 (union_ranges): Likewise.
12582 (intersect_ranges): Likewise.
12583 (vrp_visit_phi_node): Improve iteration limitation to only
12584 apply when we'll possibly re-visit the PHI via a changed argument
12587 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
12589 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
12590 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
12591 rather than those that should not be built.
12593 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
12596 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
12598 2016-08-17 Richard Biener <rguenther@suse.de>
12600 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
12601 (verify_vssa): New function verifying virtual SSA form.
12602 (verify_ssa): Call it.
12603 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
12604 Do not apply loop-closed SSA handling to virtuals.
12605 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
12606 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
12607 when rewriting their symbol.
12608 (prepare_def_site_for): Likewise.
12609 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
12610 operands of moved stmts.
12612 2016-08-17 Richard Biener <rguenther@suse.de>
12614 PR tree-optimization/23855
12615 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
12616 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
12617 find guards to hoist. Do not update SSA form but rewrite virtuals
12618 into loop closed SSA.
12619 (find_loop_guard): Adjust to skip already hoisted guards. Do
12620 not mark virtuals for renaming or update SSA form.
12622 2016-08-17 Martin Liska <mliska@suse.cz>
12624 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
12625 a LONG_LONG_TYPE_SIZE comparison.
12626 * gcov-io.h: Remove macro definitions.
12627 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
12628 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
12631 2016-08-16 Jakub Jelinek <jakub@redhat.com>
12633 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
12634 that builtins not mentioned in bdesc_* arrays come first, then
12635 the ones mentioned in bdesc_* arrays in the order they appear in
12636 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
12637 IX86_BUILTIN__BDESC_*_LAST enumerator.
12638 (bdesc_mpx): Fix up a comment typo.
12639 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
12640 __builtin_ia32_vpcomneu[bwdq] builtins.
12641 (BDESC_VERIFY, BDESC_VERIFYS): Define.
12642 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
12643 enum ix86_builtins ordering.
12644 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
12645 for direct bdesc_* array member access instead of searching all the
12646 arrays until an fcode match is found.
12648 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
12650 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
12651 pattern as define_insn_and_split. Split insn before reload to
12653 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
12654 <shift_insn><mode>3_1.
12655 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
12656 <rotate_insn><mode>3_1.
12658 2016-08-16 David Malcolm <dmalcolm@redhat.com>
12661 * input.c (get_source_range_for_substring): Rename to...
12662 (get_source_location_for_substring): ...this, adding param
12663 "caret_idx", and converting output param from source_range * to
12665 (get_source_range_for_char): New function.
12666 (get_num_source_ranges_for_substring): Update comment to reflect
12668 (assert_char_at_range): Update to use get_source_range_for_char
12669 rather than get_source_range_for_substring.
12670 (test_lexer_string_locations_concatenation_2): Likewise.
12671 * substring-locations.h (get_source_range_for_substring): Rename
12673 (get_source_location_for_substring): ...this, and adding param
12674 "caret_idx", and converting output param from source_range * to
12677 2016-08-16 David Malcolm <dmalcolm@redhat.com>
12679 * input.c (class selftest::temp_source_file): Move to
12681 (selftest::temp_source_file::temp_source_file): Move to
12683 (selftest::temp_source_file::~temp_source_file): Likewise.
12684 * selftest.c (selftest::temp_source_file::temp_source_file): Move
12686 (selftest::temp_source_file::~temp_source_file): Likewise.
12687 * selftest.h (class selftest::temp_source_file): Move here from
12690 2016-08-16 Jakub Jelinek <jakub@redhat.com>
12693 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
12694 inlining, add cgraph edge for the added __builtin_unreachable call.
12696 PR middle-end/67485
12697 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
12698 only cast it to SHWI for the final comparison.
12700 2016-08-16 Martin Liska <mliska@suse.cz>
12702 PR gcov-profile/36412
12703 * doc/gcov.texi: Document --hash-filenames(-x).
12704 * gcov.c (print_usage): Add the option.
12705 (process_args): Process the option, sort options alphabetically.
12706 (md5sum_to_hex): New function.
12707 (make_gcov_file_name): Do the md5sum and append it to a
12710 2016-08-16 Bin Cheng <bin.cheng@arm.com>
12712 PR tree-optimization/69848
12713 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
12714 and swtich operands to avoid additional NOT instruction.
12715 (vcond<v_cmp_mixed><mode>): Ditto.
12716 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
12718 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
12720 * doc/install.texi (*-*-solaris2*): Adjust latest change.
12722 2016-08-16 Richard Biener <rguenther@suse.de>
12724 PR tree-optimization/76783
12725 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
12726 BB visited flags at start.
12728 2016-08-16 Bin Cheng <bin.cheng@arm.com>
12730 PR tree-optimization/72817
12731 PR tree-optimization/73450
12732 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
12733 multiple_of_p for adjusted IV.base.
12735 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
12738 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
12739 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
12740 for !flag_finite_math_only or flag_signed_zeros.
12741 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
12742 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
12743 depend on flag_finite_math_only.
12744 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
12746 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
12747 (*ieee_smin<mode>3): Ditto.
12748 (*ieee_smax<mode>3): Ditto.
12749 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
12750 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
12752 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
12753 depend on flag_finite_math_only.
12754 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
12755 (*mmx_<code>v2sf3): Remove.
12756 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
12757 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
12758 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
12760 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
12762 PR rtl-optimization/73650
12763 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
12764 it is not a simple move.
12766 2016-08-15 Martin Liska <mliska@suse.cz>
12769 * gcc.c (do_spec_1): Call save_string with the right size.
12770 (save_string): Do an assert about string we copy.
12772 2016-08-15 Richard Biener <rguenther@suse.de>
12774 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
12775 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
12777 (pass_data_stv): Likewise.
12779 2016-08-15 Richard Biener <rguenther@suse.de>
12781 PR tree-optimization/73434
12782 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
12783 TBAA info on the base when forwarding a non-invariant address.
12785 2016-08-15 Jakub Jelinek <jakub@redhat.com>
12787 * dwarf2out.c (struct checksum_attributes): Add
12788 at_string_length_bit_size and at_string_length_byte_size fields.
12789 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
12790 and DW_AT_string_length_byte_size.
12791 (die_checksum_ordered): Handle at_string_length_bit_size and
12792 at_string_length_byte_size.
12793 (gen_array_type_die): For dwarf_version >= 5 emit
12794 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
12795 (adjust_string_types): For dwarf_version >= 5 remove
12796 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
12797 (resolve_addr): Likewise.
12800 * dwarf2out.c (string_types): New variable.
12801 (gen_array_type_die): Change early_dwarf handling of
12802 DW_AT_string_length, create DW_OP_call4 referencing the
12803 length var temporarily. Handle parameters that are pointers
12805 (adjust_string_types): New function.
12806 (gen_subprogram_die): Temporarily set string_types to local var,
12807 call adjust_string_types if needed.
12808 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
12810 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
12812 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
12814 * doc/install.texi (*-*-solaris2*): Fix version number and document
12815 requirement on GNU make for building libjava with the Solaris linker.
12817 2016-08-15 Martin Liska <mliska@suse.cz>
12818 Jakub Jelinek <jakub@redhat.com>
12820 PR tree-optimization/72824
12821 * tree-loop-distribution.c (const_with_all_bytes_same)
12822 <case VECTOR_CST>: Fix a typo.
12824 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
12827 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
12828 Renamed from _mm512_undefined_si512.
12829 (_mm_undefined_si512): New definition.
12831 2016-08-13 Richard Biener <rguenther@suse.de>
12833 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
12834 into PHIs and update the lattice for its def.
12836 2016-08-12 Jakub Jelinek <jakub@redhat.com>
12839 * ubsan.c (instrument_si_overflow): Pass true instead of false
12841 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
12842 of bbs. Return TODO_cleanup_cfg if any returned true.
12844 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12846 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
12847 ISA 3.0 MTVSRDD instruction.
12848 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
12851 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
12853 PR tree-optimization/71083
12854 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
12855 bitfield access when possible.
12857 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
12859 PR middle-end/71654
12860 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
12861 sign-changing cast from a shorter unsigned type to a wider
12864 2016-08-12 Jakub Jelinek <jakub@redhat.com>
12866 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
12867 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
12868 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
12870 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12872 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
12873 Correct costs for vec_construct.
12875 2016-08-12 Bin Cheng <bin.cheng@arm.com>
12877 PR tree-optimization/69848
12878 * tree-vectorizer.h (enum vect_def_type): New condition reduction
12879 type CONST_COND_REDUCTION.
12880 * tree-vect-loop.c (vectorizable_reduction): Support new condition
12881 reudction type CONST_COND_REDUCTION.
12883 2016-08-12 Richard Biener <rguenther@suse.de>
12885 PR tree-optimization/57326
12886 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
12887 returning an SSA name.
12888 (phi_translate_1): When fully_constant_expression returns a NAME
12889 make sure we have a leader for it.
12891 2016-08-12 Martin Liska <mliska@suse.cz>
12892 Adam Fineman <afineman@afineman.com>
12894 * gcov.c (process_file): Create .gcov file when .gcda
12897 2016-08-12 Marek Polacek <polacek@redhat.com>
12900 * alias.c (find_base_value): Adjust fall through comment.
12901 * cfgexpand.c (expand_debug_expr): Likewise.
12902 * combine.c (find_split_point): Likewise.
12903 (expand_compound_operation): Likewise. Add FALLTHRU.
12904 (make_compound_operation): Adjust fall through comment.
12905 (canon_reg_for_combine): Add FALLTHRU.
12906 (force_to_mode): Adjust fall through comment.
12907 (simplify_shift_const_1): Likewise.
12908 (simplify_comparison): Likewise.
12909 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
12911 * config/aarch64/predicates.md: Likewise.
12912 * config/i386/i386.c (function_arg_advance_32): Likewise.
12913 (ix86_gimplify_va_arg): Likewise.
12914 (print_reg): Likewise.
12915 (ix86_print_operand): Likewise.
12916 (ix86_build_const_vector): Likewise.
12917 (ix86_expand_branch): Likewise.
12918 (ix86_sched_init_global): Adjust fall through comment.
12919 (ix86_expand_args_builtin): Add FALLTHRU.
12920 (ix86_expand_builtin): Likewise.
12921 (ix86_expand_vector_init_one_var): Likewise.
12922 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
12923 (rs6000_adjust_cost): Likewise.
12924 (insn_must_be_first_in_group): Likewise.
12925 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
12926 * dbxout.c (dbxout_symbol): Adjust fall through comment.
12927 * df-scan.c (df_uses_record): Likewise.
12928 * dojump.c (do_jump): Add FALLTHRU.
12929 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
12931 (resolve_args_picking_1): Adjust fall through comment.
12932 (loc_list_from_tree_1): Likewise.
12933 * expmed.c (make_tree): Likewise.
12934 * expr.c (expand_expr_real_2): Add FALLTHRU.
12935 (expand_expr_real_1): Likewise. Adjust fall through comment.
12936 * fold-const.c (const_binop): Adjust fall through comment.
12937 (fold_truth_not_expr): Likewise.
12938 (fold_cond_expr_with_comparison): Add FALLTHRU.
12939 (fold_binary_loc): Likewise.
12940 (contains_label_1): Adjust fall through comment.
12941 (multiple_of_p): Likewise.
12942 * gcov-tool.c (process_args): Add FALLTHRU.
12943 * genattrtab.c (check_attr_test): Likewise.
12944 (write_test_expr): Likewise.
12945 * genconfig.c (walk_insn_part): Likewise.
12946 * genpreds.c (validate_exp): Adjust fall through comment.
12947 (needs_variable): Likewise.
12948 * gensupport.c (get_alternatives_number): Add FALLTHRU.
12949 (subst_dup): Likewise.
12950 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
12951 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
12952 (gimplify_scan_omp_clauses): Add FALLTHRU.
12953 (goa_stabilize_expr): Likewise.
12954 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
12956 * hsa-gen.c (get_address_from_value): Likewise.
12957 * ipa-icf.c (sem_function::hash_stmt): Likewise.
12958 * ira.c (ira_setup_alts): Add FALLTHRU.
12959 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
12961 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
12962 * opts.c (common_handle_option): Likewise.
12963 * read-rtl.c (read_rtx_code): Likewise.
12964 * real.c (round_for_format): Likewise.
12965 * recog.c (asm_operand_ok): Likewise.
12966 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
12967 * reload1.c (set_label_offsets): Likewise.
12968 (eliminate_regs_1): Likewise.
12969 (reload_reg_reaches_end_p): Likewise.
12970 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
12971 (rtx_cost): Likewise.
12972 * sched-rgn.c (is_exception_free): Likewise.
12973 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
12974 * stor-layout.c (int_mode_for_mode): Likewise.
12975 * toplev.c (print_to_asm_out_file): Likewise.
12976 (print_to_stderr): Likewise.
12977 * tree-cfg.c (gimple_verify_flow_info): Likewise.
12978 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
12979 (chrec_fold_multiply): Likewise.
12980 (evolution_function_is_invariant_rec_p): Likewise.
12981 (for_each_scev_op): Likewise.
12982 * tree-data-ref.c (siv_subscript_p): Likewise.
12983 (get_references_in_stmt): Likewise.
12984 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
12985 (substitute_in_expr): Likewise.
12986 (type_cache_hasher::equal): Likewise.
12987 (walk_type_fields): Likewise.
12988 * var-tracking.c (adjust_mems): Add FALLTHRU.
12989 (set_dv_changed): Adjust fall through comment.
12990 * varasm.c (default_function_section): Add FALLTHRU.
12992 2016-08-12 Marek Polacek <polacek@redhat.com>
12995 * tree-complex.c (expand_complex_division): Add missing break.
12997 2016-08-12 Richard Biener <rguenther@suse.de>
12999 * passes.c (execute_todo): Do not push/pop TV_TODO.
13000 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
13001 (execute_one_pass): Likewise.
13002 * common.opt (ftime-report-details): New switch.
13003 * doc/invoke.texi (ftime-report-details): Document.
13004 * timevar.h (timer::print_row): Adjust signature.
13005 (timer::all_zero): New static helper.
13006 (timer::child_map_t): New typedef.
13007 (timer::time_var_def): Add children field.
13008 * timevar.c (timer::named_items::print): Adjust.
13009 (timer::~timer): Free timevar recorded children.
13010 (timer::pop_internal): When -ftime-report-details record
13011 time spent in sub-timevars.
13012 (timer::print_row): Adjust.
13013 (timer::print): Print sub-timevar stats, use all_zero.
13014 * timevar.def (TV_TODO): Remove.
13016 2016-08-12 Richard Biener <rguenther@suse.de>
13018 PR tree-optimization/72851
13019 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
13020 worklists to use bitmaps indexed in execution order.
13021 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
13022 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
13023 (cfg_blocks): Make a bitmap.
13024 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
13026 (cfg_blocks_empty_p): Adjust.
13027 (cfg_blocks_add): Likewise.
13028 (cfg_blocks_get): Likewise.
13029 (add_ssa_edge): Likewise.
13030 (add_control_edge): Likewise.
13031 (simulate_stmt): Likewise.
13032 (process_ssa_edge_worklist): Likewise.
13033 (simulate_block): Likewise.
13034 (ssa_prop_init): Compute PRE order and stmt UIDs.
13035 (ssa_prop_fini): Adjust.
13036 (ssa_propagate): Adjust.
13038 2016-08-12 Richard Biener <rguenther@suse.de>
13040 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
13041 the currently executable edges have fixed ranges. Always
13042 go through update_value_range.
13044 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
13048 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
13049 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
13050 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
13051 (LANG_HOOKS_DECLS): Add it.
13052 * langhooks.h (struct lang_hooks_for_decls): Add
13053 function_decl_defaulted. Const_tree-ify
13054 function_decl_explicit_p and function_decl_deleted_p.
13055 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
13056 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
13057 also at strict DWARF v5.
13060 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
13061 TYPE_QUAL_CONST in reference-typed decls.
13064 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
13065 in DW_OP_pieces, just enough to handle pointers to member
13067 (gen_remaining_tmpl_value_param_die_attribute): Use a location
13068 expression on DWARFv5 if a constant value doesn't work.
13070 2016-08-11 David Malcolm <dmalcolm@redhat.com>
13072 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
13073 * selftest.c (selftest::test_assertions): New function.
13074 (selftest::selftest_c_tests): New function.
13075 * selftest.h (selftest::selftest_c_tests): New declaration.
13077 2016-08-11 Richard Biener <rguenther@suse.de>
13078 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13080 PR rtl-optimization/72855
13081 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
13083 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13086 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
13087 (vsx_store_<mode>): Likewise.
13089 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
13091 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
13092 TImode CONST_WIDE_INT store.
13093 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
13095 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
13097 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
13098 mode if unaligned SSE load and store are optimal.
13100 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
13102 PR tree-optimization/71083
13103 * tree-predcom.c (ref_at_iteration): Correctly align the
13106 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13108 * config/s390/s390-builtin-types.def: Add INT128 types.
13109 * config/s390/s390-builtins.def: Add INT128 variants for the add
13110 sub low-level builtins dealing with TImode.
13111 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
13112 via subreg when expanding a builtin.
13113 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
13114 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
13116 * config/s390/vecintrin.h: Adjust builtin names accordingly.
13117 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
13118 ("vec_addc<mode>", "vec_addc_u128"): Merge to
13119 "vacc<bhfgq>_<mode>".
13120 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
13121 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
13122 ("vec_subc<mode>", "vec_subc_u128"): Merge to
13123 "vscbi<bhfgq>_<mode>".
13124 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
13125 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
13127 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13129 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
13131 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13133 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
13134 unused declaration.
13135 (vcond<v_cmp_mixed><mode>): Ditto.
13136 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13138 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13140 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
13141 variable explicitly, also assert on it before use.
13143 2016-08-11 Richard Biener <rguenther@suse.de>
13145 PR tree-optimization/72772
13146 * cfgloopmanip.c (create_preheader): Use split_edge if there
13147 is a single loop entry, avoiding degenerate PHIs.
13149 2016-08-11 Richard Biener <rguenther@suse.de>
13151 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
13152 unconditional TODO_cleanup_cfg.
13153 (pass_thread_jumps::execute): Initialize loops, perform a CFG
13154 cleanup only if we threaded a jump.
13156 2016-08-11 Alan Modra <amodra@gmail.com>
13159 * lra-constraints.c (simplify_operand_subreg): Allow subreg
13160 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
13161 slow. Emit two reloads for slow mem case, first loading in
13162 fast innermode, then converting to required mode.
13164 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
13166 * config/rs6000/altivec.h (vec_extract_exp): New macro.
13167 (vec_extract_sig): New macro.
13168 (vec_insert_exp): New macro.
13169 (vec_test_data_class): New macro.
13170 (scalar_extract_exp): New macro.
13171 (scalar_extract_sig): New macro.
13172 (scalar_insert_exp): New macro.
13173 (scalar_test_data_class): New macro.
13174 (scalar_test_neg): New macro.
13175 (scalar_cmp_exp_gt): New macro.
13176 (scalar_cmp_exp_lt): New macro.
13177 (scalar_cmp_exp_eq): New macro.
13178 (scalar_cmp_exp_unordered): New macro.
13179 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
13180 to enforce constraint that operand is a 7-bit unsigned literal.
13181 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
13182 for power9 built-ins.
13183 (BU_P9V_VSX_2): Likewise.
13184 (BU_P9V_64BIT_VSX_2): Likewise.
13185 (VSEEDP): Add scalar extract exponent support.
13186 (VSEESP): Add scalar extract signature support.
13187 (VSTDCNDP): Add scalar test negative support.
13188 (VSTDCNSP): Likewise.
13189 (VSIEDP): Add scalar insert exponent support.
13190 (VSCEDPGT): Add scalar compare exponent greater than support.
13191 (VSCEDPLT): Add scalar compare exponent less than support.
13192 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
13193 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
13194 (VSTDCDP): Add scalar test data class support.
13195 (VSTDCSP): Likewise.
13196 (VSEEDP): Add overload support for scalar extract exponent
13198 (VSESDP): Add overload support for scalar extract signature
13200 (VSTDCN): Add overload support for scalar test negative
13202 (VSTDCNDP): Add overload support for scalar test negative
13204 (VSTDCNSP): Add overload support for scalar test negative
13206 (VSIEDP): Add overload support for scalar insert exponent
13208 (VSTDC): Add overload support for scalar test data class
13210 (VSTDCDP): Add overload support for scalar test data class
13212 (VSTDCSP): Add overload support for scalar test data class
13214 (VSCEDPGT): Add overload support for scalar compare exponent
13215 greater than operation.
13216 (VSCEDPLT): Add overload support for scalar compare exponent
13217 less than operation.
13218 (VSCEDPEQ): Add overload support for scalar compare exponent
13219 test-for-equality operation.
13220 (VSCEDPUO): Add overload support for scalar compare exponent
13221 test-for-unordered operation.
13222 (VEEDP): Add vector extract exponent support.
13224 (VESDP): Add vector extract significand support.
13226 (VIEDP): Add vector insert exponent support.
13228 (VTDCDP): Add vector test data class support.
13229 (VTDCSP): Likewise.
13230 (VES): Add overload support for vector extract significand operation.
13233 (VEE): Add overload support for vector extract exponent operation.
13236 (VTDC): Add overload support for vector test data class operation.
13237 (VTDCDP): Likewise.
13238 (VTDCSP): Likewise.
13239 (VIE): Add overload support for vector insert exponent operation.
13242 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13243 overloaded binary floating point functions.
13244 (altivec_resolve_overloaded_builtin): Improve error messages to
13245 distinguish between functions not supported in the current
13246 compiler configuration and functions that were invoked with an
13247 invalid parameter combination, and include the built-in function
13248 name in both error messages.
13249 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
13251 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
13253 (rs6000_expand_binop_builtin): Add check to enforce that argument
13254 2 of the test data class operations is a 7-bit unsigned literal.
13255 (rs6000_invalid_builtin): Add code to issue an error message if a
13256 built-in function that requires the power9_vector and -m32
13257 command-line options is compiled without these options.
13258 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
13259 (UNSPEC_VSX_SXSIGDP): New value.
13260 (UNSPEC_VSX_SXSIGPDP): New value.
13261 (UNSPEC_VSX_SIEXPDP): New value.
13262 (UNSPEC_VSX_SCMPEXPDP): New value.
13263 (UNSPEC_VSX_STSTDC): New value.
13264 (UNSPEC_VSX_VXEXP): New value.
13265 (UNSPEC_VSX_VXSIG): New value.
13266 (UNSPEC_VSX_VIEXP): New value.
13267 (UNSPEC_VSX_VTSTDC): New value.
13268 (xsxexpdp): New insn for scalar extract exponent.
13269 (xsxsigdp): New insn for scalar extract significand.
13270 (xsiexpdp): New insn for scalar insert exponent.
13271 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
13272 (*xscmpexpdp): New insn for scalar compare exponents.
13273 (xststdc<Fvsx): New expansion for both single- and
13274 double-precision scalar test data class operations.
13275 (xststdcneg<Fvsx>): New expansion for both single- and
13276 double-precision scalar test for negative value operations.
13277 (*xststdc<Fvsx>): New insn for scalar test data class
13279 (xvxexp<VSs>): New insn for single- and double-precision
13280 vector extract exponent operation.
13281 (xvxsig<VSs>): New insn for single- and double-precision
13282 vector extract significand operation.
13283 (xviexp<VSs>): New insn for single- and double-precision
13284 vector insert exponent operation.
13285 (xvtstdc<VSs>): New insn for single- and double-precision
13286 vector test data class operation.
13287 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13288 built-in functions to represent the Power9 binary floating-point
13289 support instructions.
13291 2016-08-10 bin cheng <bin.cheng@arm.com>
13293 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
13295 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
13296 Renlin Li <renlin.li@arm.com>
13297 Bin Cheng <bin.cheng@arm.com>
13299 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
13300 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
13301 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
13302 (aarch64_vcond_internal<mode><mode>): Delete pattern.
13303 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
13304 (vcond<v_cmp_result><mode>): Ditto.
13305 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
13306 (vcondu<mode><mode>): Ditto.
13307 (vcond<v_cmp_mixed><mode>): New pattern.
13308 (vcondu<mode><v_cmp_mixed>): New pattern.
13309 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
13310 of aarch64_vcond_internal.
13312 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
13313 Renlin Li <renlin.li@arm.com>
13314 Bin Cheng <bin.cheng@arm.com>
13316 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
13317 (vec_cmp<mode><v_cmp_result>): New pattern.
13318 (vec_cmpu<mode><mode>): New pattern.
13319 (vcond_mask_<mode><v_cmp_result>): New pattern.
13321 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
13323 PR tree-optimization/71734
13324 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
13325 REF_LOOP, invoke ref_indep_loop_p_1.
13326 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
13327 to ref_indep_loop_p.
13328 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
13329 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
13330 is inside LOOP, do not cache dpendence value for loops with
13332 (ref_indep_loop_p_2): Delete function.
13333 (can_sm_ref_p): Pass LOOP as additional argument to
13336 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
13339 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
13340 being an offsettable address.
13342 2016-08-10 Martin Liska <mliska@suse.cz>
13344 PR gcov-profile/58306
13345 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
13346 atomic variants of profile update functions.
13348 2016-08-10 Martin Liska <mliska@suse.cz>
13350 Cherry picked (and modified) from google-4_7 branch
13351 2012-12-26 Rong Xu <xur@google.com>
13352 * common.opt (fprofile-update): Add new flag.
13353 * coretypes.h: Define enum profile_update.
13354 * doc/invoke.texi: Document -fprofile-update.
13355 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
13356 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
13357 * tree-profile.c (gimple_init_edge_profiler): Generate
13358 also atomic profiler update.
13359 (gimple_gen_edge_profiler): Likewise.
13361 2016-08-10 David Malcolm <dmalcolm@redhat.com>
13363 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
13364 stack_usage_file to NULL after fclose calls.
13366 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13369 * reload.c (push_reload): Compute subreg_in_class for
13370 subregs of constants and plus expressions. Remove special
13371 handling of SYMBOL_REFs.
13373 2016-08-10 Alan Modra <amodra@gmail.com>
13376 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
13377 SImode for TARGET_E500_DOUBLE when given SImode.
13379 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
13381 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
13382 unused variable __O.
13384 2016-08-09 Martin Liska <mliska@suse.cz>
13386 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
13387 _gcov_reset to __gcov_reset.
13388 * doc/gcov-tool.texi: Fix typo.
13390 2016-08-09 Martin Liska <mliska@suse.cz>
13392 * value-prof.c (gimple_divmod_values_to_profile): Do not
13393 instrument MOD histogram if a value is not a SSA name.
13395 2016-08-09 Martin Liska <mliska@suse.cz>
13397 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
13400 2016-08-09 Renlin Li <renlin.li@arm.com>
13402 PR middle-end/64971
13403 * calls.c (prepare_call_address): Convert funexp to Pmode when
13405 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
13406 (sibcall_value): Likewise.
13408 2016-08-09 Marek Polacek <polacek@redhat.com>
13411 * cselib.c (cselib_expand_value_rtx_1): Add return.
13412 * gengtype.c (dbgprint_count_type_at): Likewise.
13413 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
13414 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
13416 2016-08-09 Martin Jambor <mjambor@suse.cz>
13419 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
13420 if instance is a MEM_REF.
13422 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
13425 * config/i386/i386.md (*movtf_internal): Use
13426 lra_in_progress || reload_completed instead of !can_create_pseudo_p
13427 in the insn constraint.
13428 (*movxf_internal): Ditto.
13429 (*movdf_internal): Ditto.
13430 (*movsf_internal): Ditto.
13432 2016-08-09 Bin Cheng <bin.cheng@arm.com>
13434 PR tree-optimization/72772
13435 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
13438 2016-08-09 Bin Cheng <bin.cheng@arm.com>
13440 PR tree-optimization/72772
13441 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
13443 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
13444 parameter STOP and update calls. Move expand_simple_operations
13445 function call from here...
13446 (simplify_using_initial_conditions): ...to here. Delete parameter
13448 (tree_simplify_using_condition): Delete parameter STOP.
13449 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
13450 simplify_using_initial_conditions.
13452 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
13455 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
13456 Use create_tmp_var_raw instead of create_tmp_var.
13458 2016-08-09 Richard Biener <rguenther@suse.de>
13460 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
13461 Treat same SSA names related.
13463 2016-08-09 Jakub Jelinek <jakub@redhat.com>
13465 PR tree-optimization/72824
13466 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
13467 real_zerop is not negative.
13469 2016-08-09 Richard Biener <rguenther@suse.de>
13471 PR tree-optimization/71802
13472 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
13473 all merge opportunities with the predecessor.
13475 2016-08-09 Richard Biener <rguenther@suse.de>
13478 * ipa-prop.c (ipa_modify_formal_parameters): Build
13479 parameter types with natural alignment also for the
13482 2016-08-08 Andi Kleen <ak@linux.intel.com>
13484 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
13486 2016-08-08 David Malcolm <dmalcolm@redhat.com>
13489 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
13490 do-nothing langhook.
13491 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
13492 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
13493 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
13494 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
13496 2016-08-08 David Malcolm <dmalcolm@redhat.com>
13499 * input.c: Ensure that HAVE_ICONV is defined.
13501 2016-08-08 Jakub Jelinek <jakub@redhat.com>
13503 PR middle-end/72781
13504 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
13505 private vars for lastprivate and for linear iterator.
13507 PR middle-end/68762
13508 * omp-simd-clone.c: Include varasm.h.
13509 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
13510 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
13511 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
13512 update function name.
13514 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13516 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
13517 (avr_diagnose_devicespecs_error): Remove.
13518 (avr_devicespecs_file): Remove composing absolute path for specfile
13519 and its verbose info. Remove conditions to check specs-file,
13521 2016-08-08 Jakub Jelinek <jakub@redhat.com>
13523 PR rtl-optimization/72821
13524 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
13525 just return false for them.
13527 2016-08-08 Alan Modra <amodra@gmail.com>
13530 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
13531 toc refs created during reload. Update function comment.
13533 2016-08-08 Alan Modra <amodra@gmail.com>
13536 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
13537 alternatives. Put loads first, then stores, and reg/reg moves
13538 within same class later. Delete attr length.
13540 2016-08-08 Alan Modra <amodra@gmail.com>
13543 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
13544 (mem_operand_ds_form): New predicate.
13545 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
13546 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
13547 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
13548 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
13549 (extendsfdf2_fpr): Replace o constraint with wY.
13551 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
13553 * tree-ssa-threadbackward.c: Include tree-inline.h
13554 (profitable_jump_thread_path): Use estimate_num_insns to estimate
13555 size of copied block; for cold paths reduce duplication.
13556 (find_jump_threads_backwards): Remove redundant tests.
13557 (pass_thread_jumps::gate): Enable for -Os.
13559 2016-08-07 Jakub Jelinek <jakub@redhat.com>
13562 * stor-layout.c (layout_decl): Fix up formatting.
13563 (relayout_decl): Allow DECL to be FIELD_DECL.
13565 2016-08-07 Alan Modra <amodra@gmail.com>
13567 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
13569 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
13571 * data-streamer-in.c (streamer_read_wide_int): New.
13572 (streamer_read_widest_int): Renamed function.
13573 * data-streamer-out.c (streamer_write_wide_int): New
13574 (streamer_write_widest_int): Renamed function.
13575 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
13577 (input_cfg): Call renamed function.
13578 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
13580 (output_cfg): Call renamed function.
13581 * data-streamer.h: Add declarations.
13583 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13585 * tree-ssa-ccp.c (extend_mask): New param sgn.
13586 Remove ORing with wi::mask.
13587 (get_default_value): Adjust call to extend_mask to pass sign.
13588 (evaluate_stmt): Likewise.
13590 2016-08-06 Jakub Jelinek <jakub@redhat.com>
13592 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
13595 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13597 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
13598 transform if operand's type is pointer to function or method.
13600 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
13602 PR tree-optimization/18046
13603 * tree-ssa-threadedge.c: Include cfganal.h.
13604 (simplify_control_statement_condition): If simplifying a
13605 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
13606 with the dominating ASSERT_EXPR before handing it off to VRP.
13607 Mention that a CASE_LABEL_EXPR may be returned.
13608 (thread_around_empty_blocks): Adjust to handle
13609 simplify_control_statement_condition() returning a
13611 (thread_through_normal_block): Likewise.
13612 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
13613 a switch statement by trying to determine which case label
13616 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
13618 PR rtl-optimization/69847
13619 * lra-constraints.c (process_invariant_for_inheritance): Save
13620 pattern instead of src.
13621 (remove_inheritance_pseudos): Use the pattern. Add assert.
13623 2016-08-05 David Malcolm <dmalcolm@redhat.com>
13625 * input.c (string_concat::string_concat): New constructor.
13626 (string_concat_db::string_concat_db): New constructor.
13627 (string_concat_db::record_string_concatenation): New method.
13628 (string_concat_db::get_string_concatenation): New method.
13629 (string_concat_db::get_key_loc): New method.
13630 (class auto_cpp_string_vec): New class.
13631 (get_substring_ranges_for_loc): New function.
13632 (get_source_range_for_substring): New function.
13633 (get_num_source_ranges_for_substring): New function.
13634 (class selftest::lexer_test_options): New class.
13635 (struct selftest::lexer_test): New struct.
13636 (class selftest::ebcdic_execution_charset): New class.
13637 (selftest::ebcdic_execution_charset::s_singleton): New variable.
13638 (selftest::lexer_test::lexer_test): New constructor.
13639 (selftest::lexer_test::~lexer_test): New destructor.
13640 (selftest::lexer_test::get_token): New method.
13641 (selftest::assert_char_at_range): New function.
13642 (ASSERT_CHAR_AT_RANGE): New macro.
13643 (selftest::assert_num_substring_ranges): New function.
13644 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
13645 (selftest::assert_has_no_substring_ranges): New function.
13646 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
13647 (selftest::test_lexer_string_locations_simple): New function.
13648 (selftest::test_lexer_string_locations_ebcdic): New function.
13649 (selftest::test_lexer_string_locations_hex): New function.
13650 (selftest::test_lexer_string_locations_oct): New function.
13651 (selftest::test_lexer_string_locations_letter_escape_1): New function.
13652 (selftest::test_lexer_string_locations_letter_escape_2): New function.
13653 (selftest::test_lexer_string_locations_ucn4): New function.
13654 (selftest::test_lexer_string_locations_ucn8): New function.
13655 (selftest::uint32_from_big_endian): New function.
13656 (selftest::test_lexer_string_locations_wide_string): New function.
13657 (selftest::uint16_from_big_endian): New function.
13658 (selftest::test_lexer_string_locations_string16): New function.
13659 (selftest::test_lexer_string_locations_string32): New function.
13660 (selftest::test_lexer_string_locations_u8): New function.
13661 (selftest::test_lexer_string_locations_utf8_source): New function.
13662 (selftest::test_lexer_string_locations_concatenation_1): New
13664 (selftest::test_lexer_string_locations_concatenation_2): New
13666 (selftest::test_lexer_string_locations_concatenation_3): New
13668 (selftest::test_lexer_string_locations_macro): New function.
13669 (selftest::test_lexer_string_locations_stringified_macro_argument):
13671 (selftest::test_lexer_string_locations_non_string): New function.
13672 (selftest::test_lexer_string_locations_long_line): New function.
13673 (selftest::test_lexer_char_constants): New function.
13674 (selftest::input_c_tests): Call the new test functions once per
13675 case within the line_table test matrix.
13676 * input.h (struct string_concat): New struct.
13677 (struct location_hash): New struct.
13678 (class string_concat_db): New class.
13679 * substring-locations.h: New header.
13681 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
13683 PR tree-optimization/72810
13684 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
13685 the type of the case labels when truncating.
13687 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
13690 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
13691 (aarch64_fp16_ptr_type_node): Likewise.
13692 * config/aarch64/aarch64-simd-builtins.c
13693 (aarch64_fp16_ptr_type_node): Define.
13694 (aarch64_init_fp16_types): New, refactored out of...
13695 (aarch64_init_builtins): ...here, update to call
13696 aarch64_init_fp16_types.
13697 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
13699 (aapcs_vfp_sub_candidate): Likewise.
13701 2016-08-05 Martin Liska <mliska@suse.cz>
13702 Joshua Cranmer <Pidgeot18@gmail.com>
13704 * gcov.c (line_t::has_block): New function.
13705 (enum loop_type): New enum.
13706 (handle_cycle): New function.
13707 (unblock): Likewise.
13708 (circuit): Likewise.
13709 (get_cycles_count): Likewise.
13710 (accumulate_line_counts): Use new loop detection algorithm.
13712 2016-08-05 Martin Liska <mliska@suse.cz>
13714 * gcov.c (output_intermediate_file): Rename
13715 function_info::line_next to next_file_fn.
13716 (process_file): Likewise.
13717 (read_graph_file): Likewise.
13718 (accumulate_line_counts): Likewise.
13719 (output_lines): Likewise.
13721 2016-08-05 Richard Biener <rguenther@suse.de>
13723 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
13724 restriction on threading to a loop header.
13726 2016-08-05 Richard Biener <rguenther@suse.de>
13728 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
13729 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
13730 adjust loop info accordingly.
13732 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
13734 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
13735 before folding call to __builtin_constant_p with parameters to false.
13737 2016-08-05 Alan Modra <amodra@gmail.com>
13739 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
13740 code accidentally committed 2016-05-02 providing class when given
13743 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
13745 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
13746 the case label ranges that partially overlap with OP's value
13749 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
13752 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
13753 Cast builtin function result to __mmask16 instead of __mmask8.
13754 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
13755 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
13756 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
13758 2016-08-04 David Malcolm <dmalcolm@redhat.com>
13760 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
13761 (ASSERT_TRUE_AT): New macro.
13762 (ASSERT_FALSE): Reimplement in terms of...
13763 (ASSERT_FALSE_AT): New macro.
13764 (ASSERT_STREQ_AT): Fix typo in comment.
13766 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
13768 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
13769 labels are exhaustive, designate the label with the widest
13770 range to be the default label.
13772 2016-08-04 Andrew Pinski <apinski@cavium.com>
13774 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
13775 (thunderx_tunings): Use thunderx_vector_cost instead of
13776 generic_vector_cost.
13778 2016-08-04 Martin Liska <mliska@suse.cz>
13780 * gcov.c (main): Fix GNU coding style.
13781 (output_intermediate_file): Likewise.
13782 (process_file): Likewise.
13783 (generate_results): Likewise.
13784 (release_structures): Likewise.
13785 (create_file_names): Likewise.
13786 (find_source): Likewise.
13787 (read_graph_file): Likewise.
13788 (find_exception_blocks): Likewise.
13789 (canonicalize_name): Likewise.
13790 (make_gcov_file_name): Likewise.
13791 (mangle_name): Likewise.
13792 (accumulate_line_counts): Likewise.
13793 (output_branch_count): Likewise.
13794 (read_line): Likewise.
13796 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
13798 PR rtl-optimization/71779
13799 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
13800 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
13801 or if it was truncated.
13803 PR rtl-optimization/70903
13804 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
13806 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
13808 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
13809 accessing SSA_NAME_PTR_INFO.
13811 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
13814 * common/config/avr/avr-common.c (avr_option_optimization_table)
13815 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
13817 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
13820 * config/avr/avr.md: New pattern to work around do_store_flag
13821 generating shift instructions for bit extractions.
13823 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
13825 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
13827 (add_equivalence): Likewise.
13828 (get_value_range): Allocate value range with vrp_value_range_pool.
13829 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
13830 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
13832 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
13834 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
13835 the default for the rs6000 port.
13837 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
13839 PR middle-end/71876
13840 * calls.c (special_function_p): Remove special handling of
13841 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
13842 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
13843 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
13845 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
13847 PR middle-end/72778
13848 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
13849 Don't stop on regular insns.
13851 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
13853 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
13854 size to DImode boundary.
13855 (nvptx_propagate): Likewise.
13857 2016-08-03 Alan Modra <amodra@gmail.com>
13859 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
13860 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
13861 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
13862 from -mefficient-unaligned-vector. Note that this affects fp too.
13864 2016-08-03 Alan Modra <amodra@gmail.com>
13866 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
13869 2016-08-03 Alan Modra <amodra@gmail.com>
13871 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
13872 to a reg. Localize vars.
13874 2016-08-03 Alan Modra <amodra@gmail.com>
13876 * config/rs6000/rs6000.opt: Remove negatives from help strings
13879 2016-08-03 Alan Modra <amodra@gmail.com>
13881 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
13882 Delete duplicated code.
13884 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
13886 PR middle-end/72778
13887 * lra-spills.c (regno_in_use_p): New.
13888 (lra_final_code_change): Use it.
13890 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
13892 PR rtl-optimization/69847
13893 * lra-int.h (struct lra-reg): Use restore_rtx instead of
13895 (lra_rtx_hash): New.
13896 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
13898 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
13899 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
13900 * lra-spills.c (lra_final_code_change): Don't delete insn when the
13901 next insn is USE with the same reg as the current insn source.
13902 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
13904 (lra_constraints_init): Call initiate_invariants.
13905 (lra_constraints_finish): Call finish_invariants.
13906 (struct invariant, invariant_t, invariant_ptr_t): New.
13907 (const_invariant_ptr_t, invariants, invariants_pool): New.
13908 (invariant_table, invariant_hash, invariant_eq_p): New.
13909 (insert_invariant, initiate_invariants, finish_invariants): New.
13910 (clear_invariants, invalid_invariant_regs): New.
13911 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
13912 instead of restore_regno.
13913 (invariant_p, process_invariant_for_inheritance): New.
13914 (inherit_in_ebb): Implement invariant inheritance.
13915 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
13916 (remove_inheritance_pseudos): Implement undoing invariant
13918 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
13919 instead of restore_regno.
13920 * lra-assigns.c (regno_live_length): New.
13921 (reload_pseudo_compare_func): Use regno_live_length.
13922 (assign_by_spills): Use restore_rtx instead of restore_regno.
13923 (lra_assign): Ditto. Initiate regno_live_length.
13925 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
13927 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
13928 __builtin_aarch64_fmindf.
13930 2016-08-02 Bin Cheng <bin.cheng@arm.com>
13932 PR tree-optimization/34114
13933 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
13934 information for more control IVs.
13936 2016-08-02 Bin Cheng <bin.cheng@arm.com>
13938 PR tree-optimization/34114
13939 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
13940 PLUS_EXPR case. Handle SSA_NAME case.
13942 2016-08-02 Tamar Christina <tamar.christina@arm.com>
13944 * config/aarch64/aarch64-simd-builtins.def
13945 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
13946 (__builtin_aarch64_fmaxdf): Likewise.
13947 (__builtin_aarch64_smin_nandf): Likewise.
13948 (__builtin_aarch64_smax_nandf): Likewise.
13949 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
13950 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
13951 (<fmaxmin><mode>3): ...this.
13952 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
13953 (vminnm_f64): Likewise.
13954 (vmin_f64): Likewise.
13955 (vmax_f64): Likewise.
13956 * config/aarch64/iterators.md (FMAXMIN): Merge with...
13957 (FMAXMIN_UNS): ...this.
13958 (fmaxmin): Merged with
13959 (fmaxmin_op): ...this...
13960 (maxmin_uns_op): ...in to this.
13962 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13964 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13965 Add support for vec_extract on vector float, vector int, vector
13966 short, and vector char vector types.
13967 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
13968 vector float, vector int, vector short, and vector char
13969 optimizations on 64-bit ISA 2.07 systems for both constant and
13970 variable element numbers.
13971 (rs6000_split_vec_extract_var): Likewise.
13972 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
13973 Altivec registers on ISA 2.07 and above.
13974 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
13975 which never was matched due to the split occuring before register
13976 allocation (and the code would not have worked on little endian
13977 systems if it did match). Allow extracts to go to the Altivec
13978 registers if ISA 2.07 (power8). Change from using "" around the
13979 C++ code to using {}'s.
13980 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
13981 vec_extracts when the vector is in memory.
13982 (vsx_extract_v4sf_var): New insn to optimize vector float
13983 vec_extracts when the element number is variable on 64-bit ISA
13985 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
13986 for 64-bit ISA 2.07 as well as ISA 3.0.
13987 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
13988 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
13989 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
13990 optimize vector int, vector short, and vector char vec_extracts
13991 when the vector is in memory.
13992 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
13993 optimize vector int, vector short, and vector char vec_extracts
13994 when the element number is variable.
13996 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13999 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
14000 does not overlap with other symbol flags.
14002 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
14004 * config/aarch64/aarch64.h (aarch64_frame):
14005 Remove padding0 and hardfp_offset. Add locals_offset,
14006 initial_adjust, callee_adjust, callee_offset and final_adjust.
14007 * config/aarch64/aarch64.c (aarch64_layout_frame):
14008 Remove unused padding0 and hardfp_offset initializations.
14009 Choose frame layout and set frame variables accordingly.
14010 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
14011 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
14012 (aarch64_pop_regs): Likewise.
14013 (aarch64_expand_prologue): Remove all decision code, just emit
14014 prolog according to frame variables.
14015 (aarch64_expand_epilogue): Remove all decision code, just emit
14016 epilog according to frame variables.
14017 (aarch64_initial_elimination_offset): Use offset to local/arg area.
14019 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
14022 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
14023 fix_debug_reg_uses after changing source register mode to
14024 V1TImode if source register is undefined.
14026 2015-08-01 Alan Hayward <alan.hayward@arm.com>
14028 PR tree-optimization/71818
14029 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
14030 with non invariant evolutions
14032 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14035 * config/avr/avr.md (length) [branch]: Correct insn length
14036 attribute for forward branches.
14038 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14040 * doc/extend.texi (AVR Built-in Functions): Document
14041 __builtin_avr_nops.
14042 * config/avr/builtins.def (NOPS): New.
14043 * config/avr/avr.c (avr_expand_nops): New static function.
14044 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
14046 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14048 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
14049 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
14052 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
14054 * config/aarch64/aarch64.c (vulcan_tunings): Update
14055 vulcan L1 cache_line_size.
14057 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
14059 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
14060 function that takes a vector memory address, a hard register, an
14061 element number and a temporary base register, and recreates an
14062 address that points to the appropriate element within the vector.
14063 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
14064 (rs6000_split_vec_extract_var): Add support for the target of a
14065 vec_extract with variable element number being a scalar memory
14067 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
14069 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
14070 vsx_extract_<mode>_load insn with a new insn that optimizes
14071 storing either element to a memory location, using scratch
14072 registers to pick apart the vector and reconstruct the address.
14073 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
14074 (vsx_extract_<mode>_store): Rework alternatives to more correctly
14075 support Altivec registers. Add support for ISA 3.0 Altivec d-form
14077 (vsx_extract_<mode>_var): Add support for extracting a variable
14078 element number from memory.
14080 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14082 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
14083 when testing for compares against constants of the form 0xabab.
14085 2016-07-29 Bin Cheng <bin.cheng@arm.com>
14087 PR tree-optimization/57558
14088 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
14090 (vect_loop_versioning): Support versioning with niter assumptions.
14091 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
14092 (vect_get_loop_niters): New parameter. Reimplement to support
14093 assumptions in loop niter info.
14094 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
14095 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
14096 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
14097 Support loop versioning for niters.
14098 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
14099 (vect_free_loop_info_assumptions): New function.
14100 (vectorize_loops): Free loop niter info for loops with flag
14101 LOOP_F_ASSUMPTIONS set if vectorization failed.
14102 * tree-vectorizer.h (struct _loop_vec_info): New field
14103 num_iters_assumptions.
14104 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
14105 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
14106 (LOOP_REQUIRES_VERSIONING): New macro.
14107 (vect_free_loop_info_assumptions): New decl.
14109 2016-07-29 Bin Cheng <bin.cheng@arm.com>
14111 * cfgloop.h (struct loop): New field constraints.
14112 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
14113 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
14115 * cfgloop.c (alloc_loop): Initialize new field.
14116 * cfgloopmanip.c (copy_loop_info): Copy constraints.
14117 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
14118 Adjust niter analysis wrto loop constraints.
14119 * doc/loop.texi (@node Number of iterations): Add description for loop
14122 2016-07-29 Marek Polacek <polacek@redhat.com>
14125 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
14126 (ix86_expand_round_builtin): Likewise.
14128 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
14129 Georg-Johann Lay <avr@gjlay.de>
14131 PR rtl-optimization/71976
14132 * combine.c (get_last_value): Return 0 if the argument for which
14133 the function is called has a wider mode than the recorded value.
14135 2016-07-29 Marek Polacek <polacek@redhat.com>
14138 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
14139 (altivec_expand_st_builtin): Likewise.
14141 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14143 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
14144 introduced in r238381.
14146 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
14148 PR middle-end/68217
14149 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
14150 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
14152 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
14154 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
14156 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14157 Add support for vec_extract of vector double or vector long having
14158 a variable element number on 64-bit ISA 2.07 systems or newer.
14159 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
14161 (rs6000_split_vec_extract_var): New function to split a
14162 vec_extract built-in function with variable element number.
14163 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
14165 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
14166 (UNSPEC_VSX_EXTRACT): Likewise.
14167 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
14168 direct move instructions to be generated on 64-bit ISA 2.07
14169 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
14171 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
14172 arguments for vec_extract variable element.
14173 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
14174 vec_extract with variable element on V2DFmode and V2DImode
14176 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
14177 -mupper-regs-df requirement, since it isn't needed.
14178 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
14179 do direct moves on 64-bit systems, which allows optimization of
14180 vec_extract on 64-bit ISA 2.07 systems and newer.
14182 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14183 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14185 * config/aarch64/aarch64.md
14186 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
14187 statement and type.
14188 (<optab>qihi2_aarch64): Likewise, and split into two.
14189 (extendqihi2_aarch64): New.
14190 (zero_extendqihi2_aarch64): New.
14191 * config/aarch64/iterators.md (ldrxt): Remove.
14192 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
14195 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14197 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
14199 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14201 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
14202 (aarch64_push_reg): New function to push 1 or 2 registers.
14203 (aarch64_pop_reg): New function to pop 1 or 2 registers.
14204 (aarch64_expand_prologue): Use aarch64_push_regs.
14205 (aarch64_expand_epilogue): Use aarch64_pop_regs.
14207 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
14209 PR tree-optimization/71734
14210 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
14211 attribute instead of REF_LOOP and use it.
14212 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
14213 set it for Loops having non-zero safelen attribute.
14214 (ref_indep_loop_p): Pass zero as initial value for safelen.
14216 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
14218 PR middle-end/72657
14220 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
14221 call using chkp_gimple_call_builtin_p.
14222 (chkp_copy_bounds_for_assign): Likewise.
14224 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14226 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
14227 * config/arm/arm-protos.h (struct tune_params): Likewise.
14228 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
14229 (cortex_a9_sched_adjust_cost): Likewise.
14230 (fa726te_sched_adjust_cost): Likewise.
14231 (arm_adjust_cost): Likewise.
14232 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
14233 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
14234 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
14235 * config/i386/i386.c (ix86_adjust_cost): Likewise.
14236 * config/ia64/ia64.c: Likewise.
14237 * config/m68k/m68k.c: Likewise.
14238 * config/mep/mep.c (mep_adjust_cost): Likewise.
14239 * config/microblaze/microblaze.c (microblaze_adjust_cost):
14241 * config/mips/mips.c (mips_adjust_cost): Likewise.
14242 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
14244 * config/pa/pa.c (pa_adjust_cost): Likewise.
14245 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
14246 (rs6000_debug_adjust_cost): Likewise.
14247 * config/sh/sh.c (sh_adjust_cost): Likewise.
14248 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
14249 (hypersparc_adjust_cost): Likewise.
14250 (sparc_adjust_cost): Likewise.
14251 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
14252 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
14253 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
14255 * config/visium/visium.c (visium_adjust_cost): Likewise.
14256 * doc/tm.texi: Regenerate.
14257 * haifa-sched.c (dep_cost_1): Adjust.
14258 * target.def: Merge adjust_cost and adjust_cost_2.
14260 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14262 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
14264 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14266 * store-motion.c (struct st_expr): Make pattern_regs a vector.
14267 (extract_mentioned_regs): Append to a vector instead of
14268 returning a rtx_expr_list.
14269 (st_expr_entry): Adjust.
14270 (free_st_expr_entry): Likewise.
14271 (store_ops_ok): Likewise.
14272 (store_killed_in_insn): Likewise.
14273 (find_moveable_store): Likewise.
14275 2016-07-28 Martin Liska <mliska@suse.cz>
14277 PR gcov-profile/68025
14278 * tree-profile.c (tree_profiling): Respect
14279 no_profile_instrument_function attribute.
14280 * doc/extend.texi: Document no_profile_instrument_function
14283 2016-07-28 Martin Liska <mliska@suse.cz>
14285 PR rtl-optimization/70944
14286 * combine.c (make_compound_operation):
14287 Do not allow make_compound_operation for vector mode
14289 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
14291 PR middle-end/71994
14292 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
14293 before calling get_ops.
14295 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
14297 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
14298 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
14299 (BITS_PER_UNIT_LOG): Remove.
14300 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
14301 * expr.c (expand_assignment): Likewise.
14302 * stor-layout.c (initialize_sizetypes): Likewise.
14304 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
14306 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
14307 signature of rs6000_expand_vector_extract so that the element
14308 number is a RTX instead of a constant integer.
14309 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
14311 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
14312 (altivec_expand_vec_ext_builtin): Likewise.
14313 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
14314 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
14315 MFVSRLD instruction.
14317 2016-07-27 David Malcolm <dmalcolm@redhat.com>
14319 * input.c (get_pure_location): Move here from tree.c.
14320 (make_location): Likewise. Add header comment.
14321 (selftest::test_accessing_ordinary_linemaps): Verify
14322 pure_location_p, make_location, get_location_from_adhoc_loc and
14323 get_range_from_loc.
14324 * input.h (get_pure_location): Move declaration here from tree.h.
14325 (get_finish): Likewise for inline function.
14326 (make_location): Likewise for declaration.
14327 * tree.c (get_pure_location): Move to input.c.
14328 (make_location): Likewise.
14329 * tree.h (get_pure_location): Move declaration to tree.h.
14330 (get_finish): Likewise for inline function.
14331 (make_location): Likewise for declaration.
14333 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14335 PR middle-end/71078
14336 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
14338 2016-07-27 David Malcolm <dmalcolm@redhat.com>
14340 * system.h (STATIC_ASSERT): Use static_assert if building
14341 with C++11 onwards.
14343 2016-07-27 Richard Biener <rguenther@suse.de>
14345 PR tree-optimization/72517
14346 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
14347 Revert change to not compute read-read dependences.
14349 2016-07-27 Richard Biener <rguenther@suse.de>
14351 * predict.c (set_even_probabilities): Make nedges unsigned.
14353 2016-07-27 Martin Liska <mliska@suse.cz>
14355 * predict.c (set_even_probabilities): Handle unlikely edges.
14356 (combine_predictions_for_bb): Likewise.
14358 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
14361 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
14362 __float128 support when we don't have hardware support, so that
14363 the IEEE built-in functions like isgreater, first call __unordkf3
14364 to make sure neither operand is a NaN, and if both operands are
14365 ordered, do the normal comparison.
14367 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
14369 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
14371 (extract_code_and_val_from_cond_with_ops): Verify that name is
14372 either cond_op0 or cond_op1.
14374 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
14376 PR tree-optimization/18046
14377 * genmodes.c (emit_mode_size_inline): Emit an assert that
14378 verifies that mode is a valid array index.
14379 (emit_mode_nuinits_inline): Likewise.
14380 (emit_mode_inner_inline): Likewise.
14381 (emit_mode_unit_size_inline): Likewise.
14382 (emit_mode_unit_precision_inline): Likewise.
14383 * tree-vrp.c: Include params.h.
14384 (find_switch_asserts): Register edge assertions for the default
14385 label which correspond to the anti-ranges of each case label.
14386 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
14387 * doc/invoke.texi: Document it.
14389 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14391 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
14392 and unnecessary call to gimple_bb.
14394 2016-07-26 Richard Biener <rguenther@suse.de>
14396 PR rtl-optimization/71984
14397 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
14400 2016-07-26 Richard Biener <rguenther@suse.de>
14402 PR middle-end/72517
14403 * expmed.c (extract_bit_field_1): Constrain the vector mode
14404 with element size matching the extraction mode size when
14405 choosing a better vector mode to do the extraction from.
14407 2016-07-26 Richard Biener <rguenther@suse.de>
14408 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14410 PR middle-end/70920
14411 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
14414 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14416 * tree-ssa-structalias.c (struct scc_info): Change types of
14417 members to auto_sbitmap and auto_vec.
14418 (scc_info::scc_info): New constructor.
14419 (scc_info::~scc_info): New destructor.
14420 (init_scc_info): Remove.
14421 (free_scc_info): Remove.
14422 (find_indirect_cycles): Adjust.
14423 (perform_var_substitution): Likewise.
14424 (free_var_substitution_info): Likewise.
14426 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14428 * tree-outof-ssa.c (struct elim_graph): Change type of members
14429 to auto_vec and auto_sbitmap.
14430 (elim_graph::elim_graph): New constructor.
14431 (delete_elim_graph): Remove.
14432 (expand_phi_nodes): Adjust.
14434 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14436 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
14437 (new_elim_graph): Adjust.
14438 (clear_elim_graph): Likewise.
14439 (delete_elim_graph): Likewise.
14440 (elim_graph_size): Likewise.
14441 (elim_graph_add_node): Likewise.
14442 (elim_graph_add_edge): Likewise.
14443 (elim_graph_remove_succ_edge): Likewise.
14444 (eliminate_name): Likewise.
14445 (eliminate_build): Likewise.
14446 (elim_forward): Likewise.
14447 (elim_unvisited_predecessor): Likewise.
14448 (elim_backward): Likewise.
14449 (elim_create): Likewise.
14450 (eliminate_phi): Likewise.
14451 (expand_phi_nodes): Likewise.
14453 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14455 * bt-load.c (compute_out): Use auto_sbitmap class.
14456 (link_btr_uses): Likewise.
14457 * cfganal.c (mark_dfs_back_edges): Likewise.
14458 (post_order_compute): Likewise.
14459 (inverted_post_order_compute): Likewise.
14460 (pre_and_rev_post_order_compute_fn): Likewise.
14461 (single_pred_before_succ_order): Likewise.
14462 * cfgexpand.c (pass_expand::execute): Likewise.
14463 * cfgloop.c (verify_loop_structure): Likewise.
14464 * cfgloopmanip.c (fix_bb_placements): Likewise.
14465 (remove_path): Likewise.
14466 (update_dominators_in_loop): Likewise.
14467 * cfgrtl.c (break_superblocks): Likewise.
14468 * ddg.c (check_sccs): Likewise.
14469 (create_ddg_all_sccs): Likewise.
14470 * df-core.c (df_worklist_dataflow): Likewise.
14471 * dse.c (dse_step3): Likewise.
14472 * except.c (eh_region_outermost): Likewise.
14473 * function.c (thread_prologue_and_epilogue_insns): Likewise.
14474 * gcse.c (prune_expressions): Likewise.
14475 (prune_insertions_deletions): Likewise.
14476 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
14477 * graph.c (draw_cfg_nodes_no_loops): Likewise.
14478 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
14479 * lcm.c (compute_earliest): Likewise.
14480 (compute_farthest): Likewise.
14481 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
14482 (unroll_loop_runtime_iterations): Likewise.
14483 (unroll_loop_stupid): Likewise.
14484 * lower-subreg.c (decompose_multiword_subregs): Likewise.
14485 * lra-lives.c: Likewise.
14486 * lra.c (lra): Likewise.
14487 * modulo-sched.c (schedule_reg_moves): Likewise.
14488 (optimize_sc): Likewise.
14489 (get_sched_window): Likewise.
14490 (sms_schedule_by_order): Likewise.
14491 (check_nodes_order): Likewise.
14492 (order_nodes_of_sccs): Likewise.
14493 (order_nodes_in_scc): Likewise.
14494 * recog.c (split_all_insns): Likewise.
14495 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
14496 * reload1.c (reload): Likewise.
14497 * sched-rgn.c (haifa_find_rgns): Likewise.
14498 (split_edges): Likewise.
14499 (compute_trg_info): Likewise.
14500 * sel-sched.c (init_seqno): Likewise.
14501 * store-motion.c (remove_reachable_equiv_notes): Likewise.
14502 * tree-into-ssa.c (update_ssa): Likewise.
14503 * tree-ssa-live.c (live_worklist): Likewise.
14504 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
14505 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
14507 (try_peel_loop): Likewise.
14508 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
14510 * tree-ssa-pre.c (compute_antic): Likewise.
14511 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
14512 * tree-stdarg.c (reachable_at_most_once): Likewise.
14513 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
14514 * var-tracking.c (vt_find_locations): Likewise.
14516 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14518 * sbitmap.h (auto_sbitmap): New class.
14520 2016-07-26 Alan Modra <amodra@gmail.com>
14523 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
14526 2016-07-25 David Malcolm <dmalcolm@redhat.com>
14528 * input.c (selftest::temp_source_file::temp_source_file): Fix
14529 missing "%s" in fprintf.
14531 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
14533 PR middle-end/71732
14534 * cselib.c (cselib_process_insn): Invalidate argument slots for
14537 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14539 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
14540 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
14541 vmulxh_lane_f16, vmulxh_laneq_f16): New.
14543 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14545 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14546 * config/aarch64/aarch64.md (fma, fnma): Support HF.
14547 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
14549 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14551 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14552 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
14554 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
14555 (add<mode>3): Likewise.
14556 (sub<mode>3): Likewise.
14557 (mul<mode>3): Likewise.
14558 (div<mode>3): Likewise.
14559 (*div<mode>3): Likewise.
14560 (<fmaxmin><mode>3): Extend to HF.
14561 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
14562 (fabd<mode>3): Likewise.
14563 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
14564 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
14565 (aarch64_fmulx<mode>): Likewise.
14566 (aarch64_fac<optab><mode>): Likewise.
14567 (aarch64_frecps<mode>): Likewise.
14568 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
14569 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
14570 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
14571 (VSDQ_HSDI): Support HI.
14572 (fcvt_target, FCVT_TARGET): Likewise.
14573 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
14574 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
14575 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
14576 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
14577 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
14578 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
14579 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
14580 vrsqrtsh_f16): New.
14582 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14584 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
14585 * config/aarch64/aarch64-builtins.c (hi_UP): New.
14586 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14587 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
14589 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
14590 (aarch64_cm<optab><mode>): Likewise.
14591 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
14592 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
14593 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
14594 (sqrt<mode>2): Likewise.
14595 (*sqrt<mode>2): Likewise.
14596 (abs<mode>2): Likewise.
14597 (<optab><mode>hf2): New pattern for HF mode.
14598 (<optab>hihf2): Likewise.
14599 * config/aarch64/arm_neon.h: Include arm_fp16.h.
14600 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
14601 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
14603 * config/aarch64/arm_fp16.h: New file.
14604 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
14605 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
14606 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
14607 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
14608 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
14609 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
14610 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
14611 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
14612 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
14613 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
14614 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
14615 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
14618 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14620 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
14621 reduc_smin_scal_): Use VDQIF_F16.
14622 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
14623 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
14625 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
14626 * config/aarch64/iterators.md (VDQIF_F16): New.
14627 (vp): Support HF modes.
14628 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
14629 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
14631 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14633 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
14634 "*aarch64_mulx_elt_from_dup<mode>".
14635 (*aarch64_mul3_elt<mode>): Update schedule type.
14636 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
14637 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
14638 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
14639 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
14640 (f, fp): Support HF modes.
14641 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
14642 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
14643 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
14644 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
14645 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
14646 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
14648 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14650 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14651 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
14653 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
14656 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14658 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14659 * config/aarch64/aarch64-simd.md
14660 (aarch64_rsqrts<mode>): Extend to HF modes.
14661 (fabd<mode>3): Likewise.
14662 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
14663 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
14664 (aarch64_<maxmin_uns>p<mode>): Likewise.
14665 (<su><maxmin><mode>3): Likewise.
14666 (<maxmin_uns><mode>3): Likewise.
14667 (<fmaxmin><mode>3): Likewise.
14668 (aarch64_faddp<mode>): Likewise.
14669 (aarch64_fmulx<mode>): Likewise.
14670 (aarch64_frecps<mode>): Likewise.
14671 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
14672 (add<mode>3): Extend to HF modes.
14673 (sub<mode>3): Likewise.
14674 (mul<mode>3): Likewise.
14675 (div<mode>3): Likewise.
14676 (*div<mode>3): Likewise.
14677 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
14679 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
14680 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
14681 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
14682 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
14683 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
14684 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
14685 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
14686 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
14687 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
14688 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
14689 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
14690 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
14691 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
14692 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
14694 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14696 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
14697 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14698 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
14699 (neg<mode>2): Likewise.
14700 (abs<mode>2): Likewise.
14701 (<frint_pattern><mode>2): Likewise.
14702 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
14703 (<optab><VDQF:mode><fcvt_target>2): Likewise.
14704 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
14705 (ftrunc<VDQF:mode>2): Likewise.
14706 (<optab><fcvt_target><VDQF:mode>2): Likewise.
14707 (sqrt<mode>2): Likewise.
14708 (*sqrt<mode>2): Likewise.
14709 (aarch64_frecpe<mode>): Likewise.
14710 (aarch64_cm<optab><mode>): Likewise.
14711 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
14713 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
14714 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
14716 * config/aarch64/arm_neon.h (vdup_n_f16): New.
14717 (vdupq_n_f16): Likewise.
14718 (vld1_dup_f16): Use vdup_n_f16.
14719 (vld1q_dup_f16): Use vdupq_n_f16.
14720 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
14721 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
14722 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
14723 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
14724 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
14725 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
14726 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
14727 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
14728 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
14729 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
14730 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
14731 vsqrt_f16, vsqrtq_f16): New.
14733 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14735 * config/aarch64/aarch64-simd.md
14736 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
14737 (aarch64_ext<mode>): Likewise.
14738 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
14739 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
14740 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
14742 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
14744 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
14745 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
14746 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
14747 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
14748 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
14749 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
14750 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
14752 (vmov_n_f16): Reimplement using vdup_n_f16.
14753 (vmovq_n_f16): Reimplement using vdupq_n_f16..
14755 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14757 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
14758 "frame_related_p". Generate CFA annotation when it's necessary.
14759 (aarch64_expand_prologue): Use aarch64_add_constant.
14760 (aarch64_expand_epilogue): Likewise.
14761 (aarch64_output_mi_thunk): Pass "false" when calling
14762 aarch64_add_constant.
14764 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14766 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
14769 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14771 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
14772 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
14773 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
14774 (aarch64_build_constant): Delete.
14776 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
14779 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
14781 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
14782 flag_toplevel_reorder.
14784 2016-07-25 Richard Biener <rguenther@suse.de>
14786 * cgraph.c (cgraph_node::verify_node): Compare against builtin
14787 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
14788 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
14789 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
14790 (streamer_get_builtin_tree): Likewise.
14791 (streamer_write_builtin): Likewise.
14792 * lto-streamer.h (LTO_builtin_decl): Remove.
14793 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
14794 (lto_input_scc): Remove LTO_builtin_decl handling.
14795 (lto_input_tree_1): Liekwise.
14796 * lto-streamer-out.c (lto_output_tree_1): Remove special
14797 handling of builtins.
14798 (DFS::DFS): Likewise.
14799 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
14800 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
14802 (streamer_write_builtin): Remove.
14804 2016-07-25 Martin Liska <mliska@suse.cz>
14806 * lto-cgraph.c (input_symtab): Don't call get_working_sets
14807 if flag_auto_profile is set to true.
14809 2016-07-25 Martin Liska <mliska@suse.cz>
14811 PR gcov-profile/71868
14812 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
14813 have a function with multiple latches, count them all.
14815 2016-07-25 Martin Liska <mliska@suse.cz>
14817 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
14819 2016-07-25 Martin Liska <mliska@suse.cz>
14821 PR tree-optimization/71987
14822 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
14823 just for SSA_NAMEs. Fix GNU coding style.
14825 2016-07-25 Martin Liska <mliska@suse.cz>
14827 PR gcov-profile/64874
14828 * gcov-io.h: Update command about file format.
14829 * gcov-iov.c (main): Adapt the numbering scheme.
14831 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14833 PR middle-end/66726
14834 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
14835 whose result is used in PHI.
14836 (final_range_test_p): Likewise.
14837 (maybe_optimize_range_tests): Likewise.
14839 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
14841 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14842 Reformat two multi-line strings.
14844 2016-07-22 Martin Sebor <msebor@redhat.com>
14846 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
14848 2016-07-22 Martin Sebor <msebor@redhat.com>
14851 * doc/extend.texi (Compound Literals): Correct and clarify.
14852 (Cast to Union): Same.
14854 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
14856 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
14857 comments to explain why certain error messages make mention of
14858 undocumented options.
14859 (rs6000_invalid_builtin): Change error messages to replace mention
14860 of undocumented options with mention of the -mcpu=power9 option
14861 that enables those undocumented options.
14862 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
14863 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
14864 definition of this macro to correct an existing error.
14865 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
14866 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
14867 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
14868 descriptions of built-in functions so that they depend on
14869 -mcpu=power9 instead of on the corresponding undocumented flags.
14870 * doc/invoke.texi (Option Summary): Remove all mention of newly
14871 undocumented flags.
14872 (IBM RS/6000 and PowerPC Options): Likewise.
14873 * doc/md.texi (Constraints for Particuliar Machines): Remove all
14874 mention of newly undocumented flags.
14876 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
14878 * ipa-cp.c (determine_versionability): Do not create constprop clones,
14879 when target_clones attribute is set.
14881 2016-07-22 Bin Cheng <bin.cheng@arm.com>
14883 * common.opt (funsafe-loop-optimizations): Mark ignore.
14884 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
14885 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
14887 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
14888 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
14890 2016-07-22 Bin Cheng <bin.cheng@arm.com>
14892 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
14894 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
14896 (number_of_iterations_exit): Warn missed loop optimization for
14897 possible infinite loops.
14899 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
14902 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
14903 when to emit a ".machine" pseudo-op.
14905 2016-07-22 Martin Liska <mliska@suse.cz>
14907 PR gcov-profile/69028
14908 PR gcov-profile/62047
14909 * coverage.c (coverage_compute_lineno_checksum): Do not
14910 calculate checksum for fns w/o xloc.file.
14911 (coverage_compute_profile_id): Likewise.
14913 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
14915 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
14916 (avr_secondary_reload): ...and implementation.
14917 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
14918 * config/avr/avr.md (reload_in<mode>): Remove insns.
14919 (adjust_len) [lpm]: Remove insn attribute value.
14920 * config/avr/predicates.md (flash_operand): Remove insn predicate.
14922 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14924 PR middle-end/71876
14925 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
14927 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
14928 * calls.c (special_function_p): Remove the special handling of the
14929 "__builtin_" prefix.
14931 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14933 PR middle-end/71876
14934 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
14935 if STMT may be an alloca call.
14936 (gimple_alloca_call_p, alloca_call_p): Return only true for the
14937 builtin alloca call.
14938 * calls.h (gimple_maybe_alloca_call_p): New function.
14939 * tree-inline.c (inline_forbidden_p_stmt): Use
14940 gimple_maybe_alloca_call_p here.
14942 2016-07-21 David Malcolm <dmalcolm@redhat.com>
14944 * spellcheck-tree.c (best_macro_match::best_macro_match):
14945 Explictly specify the template arguments when invoking the base
14946 class constructor, to help older C++ compilers.
14948 2016-07-21 Jakub Jelinek <jakub@redhat.com>
14951 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
14952 before builtin_decl_implicit.
14954 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14956 * optabs.c (emit_condiitonal_move): Short circuit for identical
14959 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14961 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
14962 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
14963 (noce_conversion_profitable_p): New.
14964 (noce_try_store_flag_constants): Use it.
14965 (noce_try_addcc): Likewise.
14966 (noce_try_store_flag_mask): Likewise.
14967 (noce_try_cmove): Likewise.
14968 (noce_try_cmove_arith): Likewise.
14969 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
14971 (noce_convert_multiple_sets): Move cost model to here, from...
14972 (bb_ok_for_noce_convert_multiple_sets) ...here.
14973 (noce_process_if_block): Update calls for above changes.
14974 (noce_find_if_block): Record new noce_if_info parameters.
14976 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14978 * target.def (max_noce_ifcvt_seq_cost): New.
14979 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
14980 * doc/tm.texi: Regenerate.
14981 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
14982 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
14983 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
14984 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
14985 * doc/invoke.texi: Document new params.
14987 2016-07-21 Richard Biener <rguenther@suse.de>
14989 PR tree-optimization/71947
14990 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
14991 ranges have useful limit_vr information.
14993 2016-07-21 Richard Biener <rguenther@suse.de>
14995 * function-tests.c (build_trivial_generic_function): Set
14996 BLOCK_SUPERCONTEXT of DECL_INITIAL.
14997 * omp-low.c (create_omp_child_function): Likewise.
14998 (grid_expand_target_grid_body): Likewise.
14999 * cgraphunit.c (init_lowered_empty_function): Likewise.
15000 (cgraph_node::expand_thunk): Likewise.
15001 * tree-parloops.c (create_loop_fn): Likewise.
15002 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
15004 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15006 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
15009 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
15011 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
15012 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
15013 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
15014 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
15015 values for insn attribute.
15016 * config/avr/avr.c (avr_out_insert_notbit): New function.
15017 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
15018 ADJUST_LEN_INSV_NOTBIT_0/_7.
15019 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
15021 2016-07-21 Bin Cheng <bin.cheng@arm.com>
15023 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
15024 (chrec_convert_1, chrec_convert): Ditto.
15025 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
15026 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
15027 * tree-vrp.c (adjust_range_with_scev): Ditto.
15028 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
15029 (scev_var_range_cant_overflow): New function.
15030 (scev_probably_wraps_p): New parameter. Call above function.
15031 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
15033 2016-07-21 Bin Cheng <bin.cheng@arm.com>
15035 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
15036 by removing computation of may_be_zero.
15038 2016-07-21 Jakub Jelinek <jakub@redhat.com>
15040 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
15042 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
15044 Improving concepts performance and diagnostics.
15045 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
15046 for constraint satisfaction and subsumption.
15047 * timevar.h (auto_timevar): New constructor that matches the push/pop
15048 pattern of usage in pt.c.
15050 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
15052 * hwint.h (HOST_WIDE_INT_0): New define.
15053 (HOST_WIDE_INT_0U): Ditto.
15054 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
15055 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
15056 * simplify-rtx.c: Ditto.
15057 * tree-object-size.c: Ditto.
15059 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15061 * config/s390/s390.c (s390_encode_section_info): Remove mode size
15064 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
15066 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
15067 * combine.c: Use HOST_WIDE_INT_M1U instead of
15068 ~(unsigned HOST_WIDE_INT) 0.
15069 * double-int.h: Ditto.
15071 * dwarf2asm.c:Ditto.
15073 * genmodes.c: Ditto.
15075 * read-rtl.c: Ditto.
15076 * tree-ssa-loop-ivopts.c: Ditto.
15077 * tree-ssa-loop-prefetch.c: Ditto.
15078 * tree-vect-generic.c: Ditto.
15079 * tree-vect-patterns.c: Ditto.
15082 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15084 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
15085 constant addresses outside [0,0xc0] into a register.
15086 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
15087 cases where the base address register is unused after.
15088 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
15089 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
15090 (avr_out_store_psi_reg_disp_tiny): Same.
15092 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15094 Implement attribute progmem on reduced Tiny cores by adding
15095 flash offset 0x4000 to respective symbols.
15098 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
15099 documentation how it works on reduced Tiny cores.
15100 (AVR Named Address Spaces): No support for reduced Tiny.
15101 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
15102 (avr_address_tiny_pm_p): New static function.
15103 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
15104 if the address is in progmem.
15105 (avr_assemble_integer): Same.
15106 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
15107 for symbol_ref in progmem.
15108 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
15109 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
15110 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
15112 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
15114 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
15115 * configure: Regenerate.
15116 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
15117 (USE_THIN_ARCHIVES): New variable.
15118 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
15119 this archive as a thin archive.
15121 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15123 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
15124 same location as last time, don't skip if we have fix-it hints.
15125 Clarify the skipping logic by converting it from one "if" clause
15126 to repeated "if" clauses.
15127 * spellcheck-tree.c: Include "cpplib.h".
15128 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
15129 (best_macro_match::best_macro_match): New constructor.
15130 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
15131 Move here from c/c-decl.c.
15132 (class best_macro_match): Move here from c/c-decl.c, converting
15133 from a typedef to a subclass, gaining a ctor.
15135 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15137 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
15138 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
15140 (avr_addr_space_diagnose_usage): ...and implementation.
15141 (avr_addr_space_supported_p): New function.
15142 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
15143 report bad address space usage if that space is supported.
15144 (avr_insert_attributes): Same. No more complain about unsupported
15146 * config/avr/avr-c.c (tm_p.h): Include it.
15147 (avr_cpu_cpp_builtins): Only define addr-space related built-in
15148 macro if avr_addr_space_supported_p.
15150 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15152 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15153 flag_toplevel_reorder.
15155 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15157 * gcc-rich-location.c
15158 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
15160 * gcc-rich-location.h
15161 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
15163 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15165 * target.def (addr_space): Add new diagnose_usage to hook vector.
15166 * targhooks.c (default_addr_space_diagnose_usage): Add default
15167 implementation and...
15168 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
15169 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
15170 is some address space, call targetm.addr_space.diagnose_usage.
15171 * doc/tm.texi.in (Named Address Spaces): Add anchor for
15172 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
15173 * doc/tm.texi: Regenerate.
15175 2016-07-20 Martin Liska <mliska@suse.cz>
15177 PR middle-end/71898
15178 * graphite-isl-ast-to-gimple.c (later_of_the_two):
15179 Properly handly PHI stmts.
15181 2016-07-20 Bin Cheng <bin.cheng@arm.com>
15183 PR tree-optimization/71503
15184 PR tree-optimization/71683
15185 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
15188 2016-07-20 Martin Liska <mliska@suse.cz>
15190 * doc/invoke.texi (-fipa-ra): Document when the option is
15191 disabled. Fix a typo.
15193 2016-07-20 Martin Liska <mliska@suse.cz>
15195 * Makefile.in: Include fibonacci_heap.c
15196 * fibonacci_heap.c: New file.
15197 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
15198 (fibonacci_heap::union_with): Fix deletion of the second heap.
15199 * selftest-run-tests.c (selftest::run_tests): Incorporate
15200 fibonacci heap tests.
15201 * selftest.h: Declare fibonacci_heap_c_tests.
15203 2016-07-20 Martin Liska <mliska@suse.cz>
15205 * selftest-run-tests.c (selftest::run_tests): New function.
15206 * selftest.h (sreal_c_tests): Declare.
15207 * sreal.c (sreal_verify_basics): New function.
15208 (verify_aritmetics): Likewise.
15209 (sreal_verify_arithmetics): Likewise.
15210 (verify_shifting): Likewise.
15211 (sreal_verify_shifting): Likewise.
15212 (void sreal_c_tests): Likewise.
15214 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15216 PR rtl-optimization/71916
15217 * cfgrtl.c (contains_no_active_insn_p): Return false also for
15218 bb which have a single succ fake edge.
15220 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
15223 * dwarf2out.c (gen_subprogram_die): Only call
15224 gen_unspecified_parameters_die while dumping early dwarf.
15226 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15228 PR middle-end/71874
15229 * gimple-fold.c (fold_builtin_memory_op): Use
15230 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
15232 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
15234 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
15235 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
15236 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
15237 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
15238 * combine.c: Ditto.
15241 * double-int.c: Ditto.
15243 * dwarf2out.c: Ditto.
15246 * fold-const.c: Ditto.
15247 * function.c: Ditto.
15249 * genmodes.c: Ditto.
15253 * loop-doloop.c: Ditto.
15254 * loop-invariant.c: Ditto.
15255 * loop-iv.c: Ditto.
15260 * rtlanal.c: Ditto.
15261 * simplify-rtx.c: Ditto.
15262 * stor-layout.c: Ditto.
15264 * tree-ssa-loop-ivopts.c: Ditto.
15265 * tree-vect-generic.c: Ditto.
15266 * tree-vect-patterns.c: Ditto.
15271 * wide-int-print.cc: Ditto.
15272 * wide-int.cc: Ditto.
15273 * wide-int.h: Ditto.
15275 2016-07-19 David Malcolm <dmalcolm@redhat.com>
15277 * selftest.c (selftest::assert_streq): Handle NULL values of
15278 val_actual and val_expected.
15280 2016-07-19 Martin Jambor <mjambor@suse.cz>
15283 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
15284 rather than cgraph_create_node to get a call graph node.
15286 2016-07-19 Richard Biener <rguenther@suse.de>
15288 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
15289 handle all tcc_constant bases and valueize SSA names.
15290 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
15291 tcc_constant bases.
15293 2016-07-19 David Malcolm <dmalcolm@redhat.com>
15295 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
15296 the flags of the exit block and bb2, not just the entry block.
15298 2016-07-19 Richard Biener <rguenther@suse.de>
15300 PR tree-optimization/71901
15301 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
15302 align member, group stuff with the bitfield.
15303 (vn_ref_op_align_unit): New inline.
15304 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
15305 record element alignment and operand 3 unchanged.
15306 (ao_ref_init_from_vn_reference): Adjust.
15307 (valueize_refs_1): Likewise.
15308 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
15310 2016-07-19 Richard Biener <rguenther@suse.de>
15312 PR tree-optimization/71908
15313 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
15314 symbolic constants in a more reliable way.
15316 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
15318 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
15320 (vect_update_inits_of_drs): Likewise.
15321 (vect_create_cond_for_alias_checks): Likewise.
15322 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
15324 2016-07-19 Richard Biener <rguenther@suse.de>
15327 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
15328 with an abstract origin that is not an inlined function outer
15329 scope add a self-reference as abstract origin.
15330 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
15332 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
15335 * config/rs6000/rs6000.c (rs6000_function_value): Fix
15336 unintentional System V.4 structure return breakage for structures
15337 with a single floating point element.
15339 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
15341 PR tree-optimization/71734
15342 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
15343 contains REF, use it to check safelen, assume that safelen value
15344 must be greater 1, fix style.
15345 (ref_indep_loop_p_2): Add REF_LOOP argument.
15346 (ref_indep_loop_p): Pass LOOP as additional argument to
15347 ref_indep_loop_p_2.
15349 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
15351 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
15352 allocation in the prologue.
15353 * explow.c (get_dynamic_stack_base): New function to return an address
15354 expression for the dynamic stack base.
15355 (get_dynamic_stack_size): New function to do the required dynamic stack
15356 space size calculations.
15357 (allocate_dynamic_stack_space): Use new functions.
15358 (align_dynamic_address): Move some code from
15359 allocate_dynamic_stack_space to new function.
15360 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
15362 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15364 * config/s390/s390.c (s390_encode_section_info): Always set
15365 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
15368 2016-07-18 Richard Biener <rguenther@suse.de>
15370 PR tree-optimization/71893
15371 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
15372 for sizetype cast added by array_ref_element_size.
15373 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15375 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
15377 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
15378 register parameters. Remove code to initialize argument pointer
15379 on TARGET_64BIT. Optimize call to _mcount when it can be reached
15380 using a pc-relative branch. Cleanup conditional code.
15381 * config/pa/pa.md (call_mcount): New expander.
15382 (call_mcount_nonpic): New insn.
15383 (call_mcount_pic): New insn and split.
15384 (call_mcount_pic_post_reload): New insn.
15385 (call_mcount_64bit): New insn and split.
15386 (call_mcount_64bit_post_reload): New insn.
15388 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
15390 * config/avr/predicates.md (const_m255_to_m1_operand): New.
15391 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
15392 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
15393 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
15394 (*usum_widenqihi3, *udiff_widenqihi3)
15395 (*addhi3_zero_extend.const): New combiner insns.
15396 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
15397 just 1 bit is affected.
15398 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
15399 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
15401 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
15403 * omp-low.c (lower_omp_target): Mark data clauses with
15404 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
15405 zero-length subarrays.
15407 2016-07-15 Richard Biener <rguenther@suse.de>
15409 PR tree-optimization/71881
15410 * tree-loop-distribution.c (destroy_loop): Remove blocks in
15411 reverse DOM order to make debug temp generation happy.
15413 2016-07-15 Richard Biener <rguenther@suse.de>
15415 PR tree-optimization/71887
15416 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
15417 verify it is not zero for division / modulo handling.
15418 (value_replacement): Adjust.
15420 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
15421 Julian Brown <julian@codesourcery.com>
15423 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
15424 * config/aarch64/aarch64-cost-tables.h
15425 (vulcan_extra_costs): New variable.
15426 * config/aarch64/aarch64.c
15427 (vulcan_addrcost_table): Likewise.
15428 (vulcan_regmove_cost): Likewise.
15429 (vulcan_vector_cost): Likewise.
15430 (vulcan_branch_cost): Likewise.
15431 (vulcan_tunings): Likewise.
15433 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
15435 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
15436 (output_in_order): Loop over undefined variables too. Output them
15437 via assemble_undefined_decl. Skip variables that correspond to hard
15438 registers or have value-exprs.
15439 * varpool.c (symbol_table::output_variables): Handle undefined
15440 variables together with defined ones.
15442 2016-07-15 Richard Biener <rguenther@suse.de>
15444 * tree-ssa-pre.c (get_representative_for): Make sure to return
15445 the value number of SSA names.
15446 (phi_translate_1): get_representative_for cannot return NULL.
15447 (do_pre_regular_insertion): Remove redundant call to
15448 fully_constant_expression.
15449 (do_pre_partial_partial_insertion): Likewise.
15451 2016-07-15 Bin Cheng <bin.cheng@arm.com>
15453 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
15454 (derive_simple_iv_with_niters): New function.
15455 (simple_iv): Rewrite using simple_iv_with_niters.
15456 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
15457 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
15459 (number_of_iterations_exit): Rewrite using above function.
15460 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
15463 2016-07-15 Richard Biener <rguenther@suse.de>
15465 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
15466 vec_construct cost.
15468 2016-07-14 Jakub Jelinek <jakub@redhat.com>
15470 PR tree-optimization/71872
15471 * tree-data-ref.c (get_references_in_stmt): Ignore references
15472 with is_gimple_constant get_base_address.
15474 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
15476 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
15477 (TARGET_HAVE_LDACQD): New macro.
15478 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
15479 than TARGET_HAVE_LDACQ.
15480 (arm_load_acquire_exclusivedi): Likewise.
15481 (arm_store_release_exclusivedi): Likewise.
15483 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
15485 PR rtl-optimization/71878
15486 * lra-constraints.c (match_reload): Pass information about other
15487 output operands. Create new unique register value if matching input
15488 operand shares same register value as output operand being considered.
15489 (curr_insn_transform): Record output operands already processed.
15491 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15494 PR tree-optimization/70923
15495 * tree-vect-patterns.c: Include mult-synthesis.h.
15496 (target_supports_mult_synth_alg): New function.
15497 (synth_lshift_by_additions): Likewise.
15498 (apply_binop_and_append_stmt): Likewise.
15499 (vect_synth_mult_by_constant): Likewise.
15500 (target_has_vecop_for_code): Likewise.
15501 (vect_recog_mult_pattern): Use above functions to synthesize vector
15502 multiplication by integer constants.
15504 2016-07-14 Alan Modra <amodra@gmail.com>
15506 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
15507 gpr alternatives. Correct '*' placement on Y,r alternative.
15508 Add '*' on operand 1 of r,r alternative.
15510 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15512 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
15513 * expmed.h: ... Here.
15515 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
15517 * gimple.h (stmt_can_terminate_bb_p): New function.
15518 * tree-cfg.c (need_fake_edge_p): Rename to ...
15519 (stmt_can_terminate_bb_p): ... this; return true if stmt can
15520 throw external; handle const and pure calls.
15521 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
15523 2016-07-14 Richard Biener <rguenther@suse.de>
15525 PR tree-optimization/71866
15526 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
15527 (do_hoist_insertion): Avoid endless recursion when we
15528 didn't insert anything because we managed to simplify
15529 things down to a constant or SSA name.
15530 (fully_constant_expression): Re-write in terms of ...
15531 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
15532 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
15533 vn_nary_build_or_lookup_1.
15534 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
15535 (vn_nary_build_or_lookup): ... this which now wraps it.
15537 2016-07-14 Alan Modra <amodra@gmail.com>
15540 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
15541 with p9_vector override before power9-dform override.
15543 2016-07-13 Andi Kleen <ak@linux.intel.com>
15545 * value-prof.c (gimple_value_profile_transformations): Don't run
15546 when auto_profile is on.
15548 2016-07-13 Andi Kleen <ak@linux.intel.com>
15550 * auto-profile.c (update_inlined_ind_target,
15551 afdo_indirect_call): Print information to dump file.
15553 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
15555 * genrecog.c (special_predicate_operand_p): New function.
15556 (predicate_name): Move function.
15557 (validate_pattern): Don't warn about missing mode for all
15558 define_special_predicate predicates.
15560 2016-07-13 Bin Cheng <bin.cheng@arm.com>
15562 * tree-vect-data-refs.c (vect_no_alias_p): New function.
15563 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
15564 resolve alias checks which are known at compilation time.
15565 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
15566 alias checks are resolved. Move dump info for too many runtime
15567 alias checks to here...
15568 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
15570 2016-07-13 Richard Biener <rguenther@suse.de>
15572 PR tree-optimization/24574
15573 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
15574 position and add shift, rotate, divison and modulo support
15576 (value_replacement): Pass in argument position to absorbing_element_p.
15578 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
15581 * ipa-inline-transform.c (inline_call): Support
15582 instrumented thunks.
15584 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
15586 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
15587 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
15589 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
15590 Baseline. Make initial alternative TARGET_32BIT only.
15591 (udivsi3): Likewise.
15592 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
15593 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
15596 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
15598 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
15599 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
15600 availability with TARGET_HAVE_MOVT.
15601 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
15602 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
15603 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
15605 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
15606 extra instruction if MOVW is available. Use a cost variable
15607 incremented by COSTS_N_INSNS (1) when the condition match rather than
15608 returning an arithmetic expression based on COSTS_N_INSNS. Make
15609 constant with bottom half word zero cost 2 instruction if MOVW is
15611 * config/arm/arm.md (define_attr "arch"): Add v8mb.
15612 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
15613 target is ARMv8-M Baseline.
15614 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
15615 (arm_movtas_ze): Likewise.
15616 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
15617 alternative for constants satisfying j constraint.
15618 (thumb1_movsi_insn): Likewise.
15619 (movsi splitter for K alternative): Tighten condition to not trigger
15620 if movt is available and j constraint is satisfied.
15621 (Pe immediate splitter): Likewise.
15622 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
15623 constant fitting in an halfword to use MOVW.
15624 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
15627 2016-07-13 Richard Biener <rguenther@suse.de>
15629 PR middle-end/71104
15630 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
15631 gimplifying the LHS. Make sure to gimplify a returning twice
15632 call LHS without using SSA names.
15634 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15636 * tree-data-ref.c (find_data_references_in_stmt): Remove
15637 unnecessary call to vec::release.
15638 (graphite_find_data_references_in_stmt): Likewise.
15639 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
15640 * tree-vect-stmts.c (vectorizable_condition): Likewise.
15642 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15644 * cfgexpand.c (expand_used_vars): Make the type of a local
15646 * genmatch.c (lower_for): Likewise.
15647 * haifa-sched.c (haifa_sched_init): Likewise.
15648 (add_to_speculative_block): Likewise.
15649 (create_check_block_twin): Likewise.
15650 * predict.c (handle_missing_profiles): Likewise.
15651 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
15652 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
15653 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
15655 (maybe_lower_iteration_bound): Likewise.
15656 * tree-ssa-sccvn.c (DFS): Likewise.
15657 * tree-stdarg.c (reachable_at_most_once): Likewise.
15658 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
15659 (vectorizable_store): Likewise.
15661 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15663 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
15664 (sccvn_dom_walker): make cond_stack an auto_vec.
15666 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15668 * ree.c (struct ext_state): Make type of members auto_vec.
15669 (find_and_remove_re): Adjust.
15671 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15673 * cfgexpand.c (struct stack_vars_data): Make type of fields
15675 (expand_used_vars): Adjust.
15677 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15679 * ipa.c (record_cdtor_fn): Adjust.
15680 (build_cdtor_fns): Likewise.
15681 (ipa_cdtor_merge): Make static_ctors and static_dtors local
15684 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15686 * genextract.c (struct accum_extract): Add constructor and make
15688 (gen_insn): Adjust.
15690 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15692 * tree.c (struct free_lang_data_d): Add constructor and change
15693 types of members to ones that automatically manage resources.
15694 (fld_worklist_push): Adjust.
15695 (find_decls_types): Likewise.
15696 (find_decls_types_in_eh_region): Likewise.
15697 (free_lang_data_in_cgraph): Stop manually creating and
15698 destroying members of free_lang_data_d.
15700 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
15702 PR rtl-optimization/68961
15703 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
15704 peephole variant. Use sse_reg_operand predicates.
15706 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
15708 * config/i386/predicates.md (x86_64_immediate_operand)
15709 <case CONST_INT>: Remove unneeded truncation to DImode.
15710 <case CONST>: Ditto.
15711 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
15713 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15716 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
15717 The xxperm and xxpermr instructions require that the 2nd input
15718 operand overlap with the output operand, and not the 1st.
15719 (altivec_vperm_v8hiv16qi): Likewise.
15720 (altivec_vperm_<mode>_uns_internal): Likewise.
15721 (altivec_vpermr_<mode>_internal): Likewise.
15722 (vperm_v8hiv4si): Likewise.
15723 (vperm_v16qiv8hi): Likewise.
15725 2016-07-12 Nathan Sidwell <nathan@acm.org>
15727 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
15728 when -mno-pic-data-is-text-relative is in effect, by default.
15729 * doc/invoke.texi (mpic-data-is-text-relative): Document new
15730 behavior and clarify.
15732 2016-07-12 Martin Liska <mliska@suse.cz>
15734 * params.def: Add avg-loop niter.
15735 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
15736 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
15737 * doc/invoke.texi: Document the new parameter.
15739 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15741 PR middle-end/71700
15742 * expr.c (store_constructor): Mask sign-extended bits when widening
15743 sub-word constructor element at the start of a word.
15745 2016-07-12 Martin Liska <mliska@suse.cz>
15747 * Makefile.in: Append rule for params-options.h.
15748 * params-options.h: New file.
15750 2016-07-12 Martin Liska <mliska@suse.cz>
15752 * ira-build.c (mark_loops_for_removal): Properly iterate
15755 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
15756 Richard Biener <rguenther@suse.de>
15758 PR tree-optimization/23286
15759 PR tree-optimization/70159
15760 * doc/invoke.texi: Document -fcode-hoisting.
15761 * common.opt (fcode-hoisting): New flag.
15762 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
15763 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
15764 (do_regular_insertion): Rename to ...
15765 (do_pre_regular_insertion): ... this and amend general comments
15766 on insertion strathegy.
15767 (do_partial_partial_insertion): Rename to ...
15768 (do_pre_partial_partial_insertion): ... this.
15769 (do_hoist_insertion): New function.
15770 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
15771 and call do_hoist_insertion properly.
15773 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
15774 (pass_pre::execute): Register hoist_insert stats.
15776 2016-07-12 Jakub Jelinek <jakub@redhat.com>
15778 PR middle-end/71716
15779 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
15780 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
15781 is different from mode's bitsize. Small cleanup.
15783 2016-07-12 Richard Biener <rguenther@suse.de>
15785 PR rtl-optimization/68961
15786 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
15787 to simplify to a non-constant.
15789 2016-07-11 Jakub Jelinek <jakub@redhat.com>
15791 PR middle-end/71758
15792 * omp-low.c (expand_omp_target): Gimplify device.
15794 PR tree-optimization/71823
15795 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
15796 to get vec_oprnds2 from op2.
15798 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
15800 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
15801 Hoist common subexpressions.
15802 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
15804 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
15807 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
15808 prevent generation of 'stxsiwx' on pre Power8 hardware.
15810 2016-07-11 David Malcolm <dmalcolm@redhat.com>
15812 * input.c: Include cpplib.h.
15813 (selftest::temp_source_file): New class.
15814 (selftest::temp_source_file::temp_source_file): New ctor.
15815 (selftest::temp_source_file::~temp_source_file): New dtor.
15816 (selftest::should_have_column_data_p): New function.
15817 (selftest::test_should_have_column_data_p): New function.
15818 (selftest::temp_line_table): New class.
15819 (selftest::temp_line_table::temp_line_table): New ctor.
15820 (selftest::temp_line_table::~temp_line_table): New dtor.
15821 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
15822 it to create a temp_line_table.
15823 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
15824 locations that are known to have column data.
15825 (selftest::line_table_case): New struct.
15826 (selftest::test_reading_source_line): Move tempfile handling
15827 to class temp_source_file.
15828 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
15829 (selftest::assert_token_loc_eq): New function.
15830 (ASSERT_TOKEN_LOC_EQ): New macro.
15831 (selftest::test_lexer): New function.
15832 (selftest::boundary_locations): New array.
15833 (selftest::input_c_tests): Call test_should_have_column_data_p.
15834 Loop over a test matrix of interesting values of location and
15835 default_range_bits, calling test_lexer on each case in the matrix.
15836 Move call to test_accessing_ordinary_linemaps into the matrix.
15837 * selftest.h (ASSERT_EQ): Reimplement in terms of...
15838 (ASSERT_EQ_AT): New macro.
15840 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
15843 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
15844 Don't convert TImode in debug insn.
15846 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
15848 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
15849 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
15850 (tree_type_common::lang_flag_7): New.
15851 (tree_type_common::spare): Reduce size.
15852 * tree.h (TYPE_ALIGN_OK): Remove.
15853 (TYPE_LANG_FLAG_7): New.
15854 (get_inner_reference): Adjust header.
15855 * print-tree.c (print_node): Adjust.
15856 * expr.c (get_inner_reference): Remove parameter keep_aligning.
15857 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
15858 calls to get_inner_reference.
15859 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
15860 handling of TYPE_ALIGN_OK.
15861 * builtins.c (get_object_alignment_2): Adjust call to
15862 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
15863 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
15865 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
15866 * cfgexpand.c (expand_debug_expr): Likewise.
15867 * dbxout.c (dbxout_expand_expr): Likewise.
15868 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
15869 loc_list_from_tree, fortran_common): Likewise.
15870 * fold-const.c (optimize_bit_field_compare,
15871 decode_field_reference, fold_unary_loc, fold_comparison,
15872 split_address_to_core_and_offset): Likewise.
15873 * gimple-laddress.c (execute): Likewise.
15874 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
15875 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
15876 * hsa-gen.c (gen_hsa_addr): Likewise.
15877 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
15878 * tsan.c (instrument_expr): Likewise.
15879 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
15880 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
15881 * tree-affine.c (tree_to_aff_combination,
15882 get_inner_reference_aff): Adjust calls to get_inner_reference.
15883 * tree-data-ref.c (split_constant_offset_1,
15884 dr_analyze_innermost): Likewise.
15885 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
15886 * tree-sra.c (ipa_sra_check_caller): Likewise.
15887 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
15888 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
15889 bswap_replace): Likewise.
15890 * tree-vect-data-refs.c (vect_check_gather,
15891 vect_analyze_data_refs): Likewise.
15892 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
15893 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
15896 2016-07-11 David Malcolm <dmalcolm@redhat.com>
15898 * Makefile.in (selftest-valgrind): New phony target.
15899 * function-tests.c (selftest::build_cfg): Delete pass instances
15900 created by the test.
15901 (selftest::convert_to_ssa): Likewise.
15902 (selftest::test_expansion_to_rtl): Likewise.
15903 * tree-cfg.c (selftest::test_linear_chain): Release dominator
15905 (selftest::test_diamond): Likewise.
15907 2016-07-11 Richard Biener <rguenther@suse.de>
15909 PR tree-optimization/71816
15910 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
15911 than replacing all of its operands.
15913 2016-07-11 Alan Modra <amodra@gmail.com>
15915 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
15916 (ctr<mode>): Add unspec.
15917 (ctr<mode>_internal*): Likewise.
15919 2016-07-08 James Bowman <james.bowman@ftdichip.com>
15921 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
15922 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
15924 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
15926 PR rtl-optimization/71621
15927 * lra-constraints.c (process_alt_operands): Check combination of
15928 reg class and mode.
15930 2016-07-08 Jason Merrill <jason@redhat.com>
15931 Richard Biener <rguenther@suse.de>
15933 P0145: Refining Expression Order for C++.
15934 * gimplify.c (initial_rhs_predicate_for): New.
15935 (gimplfy_modify_expr): Gimplify RHS before LHS.
15937 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15940 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15941 Allow standard error handling to take over when a wrong number
15942 of arguments is presented to __builtin_vec_ld () or
15943 __builtin_vec_st ().
15945 2016-07-08 Jiong Wang <jiong.wang@arm.com>
15947 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
15952 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
15953 __builtin_aarch64_fmaxv2sf.
15954 (vmaxnmq_f32): Likewise.
15955 (vmaxnmq_f64): Likewise.
15956 (vminnm_f32): Likewise.
15957 (vminnmq_f32): Likewise.
15958 (vminnmq_f64): Likewise.
15960 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
15963 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
15964 enable -mfloat128-hardware by default.
15965 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
15966 that IEEE 128-bit hardware support needs.
15967 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
15968 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
15969 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
15970 floating point requires.
15971 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
15972 -mfloat128 and -mfloat128-hardware changes.
15974 2016-07-08 Alan Hayward <alan.hayward@arm.com>
15976 PR tree-optimization/71667
15977 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
15979 2016-07-08 Martin Liska <mliska@suse.cz>
15981 PR middle-end/71606
15982 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
15983 folding produces SAVE_EXPRs, thus return false for the type.
15985 2016-07-07 Martin Liska <mliska@suse.cz>
15987 * file-find.c (remove_prefix): New function.
15988 * file-find.h (remove_prefix): Declare the function.
15989 * gcc-ar.c (main): Skip a folder of the wrapper if
15990 a wrapped binary would point to the same file.
15992 2016-07-07 Jan Hubicka <jh@suse.cz>
15994 * tree-scalar-evolution.c (iv_can_overflow_p): export.
15995 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
15996 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
15998 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
16001 * ipa-inline-analysis.c (compute_inline_parameters): Set
16002 local.can_change_signature to false for intrumentation
16005 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16007 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
16008 with TARGET_HAVE_MOVT.
16009 (TARGET_HAVE_MOVT): Define.
16010 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
16011 availability with TARGET_HAVE_MOVT.
16012 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
16014 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
16016 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
16017 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
16018 * config/arm/constraints.md (define_constraint "j"): Use
16019 TARGET_HAVE_MOVT to check MOVT availability.
16021 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16023 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
16025 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16027 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
16028 (armv8-m.main): Likewise.
16029 (armv8-m.main+dsp): Likewise.
16030 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
16031 (FL_FOR_ARCH8M_MAIN): Likewise.
16032 * config/arm/arm-tables.opt: Regenerate.
16033 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
16034 armv8-m.main+dsp to BE8_LINK_SPEC.
16035 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
16036 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
16037 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
16038 Baseline and Mainline.
16039 (arm_option_override_internal): Also disable arm_restrict_it when
16040 !arm_arch_notm. Update comment for -munaligned-access to also cover
16042 (arm_file_start): Increase buffer size for printing architecture name.
16043 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
16044 and armv8-m.main+dsp.
16045 (mno-unaligned-access): Clarify that this is disabled by default for
16046 ARMv8-M Baseline architectures as well.
16048 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16050 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
16051 decide whether to prevent some libgcc routines being included for some
16052 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
16053 link between this condition and the one in
16054 libgcc/config/arm/lib1func.S.
16056 2016-07-07 Richard Biener <rguenther@suse.de>
16058 * tree-ssa-pre.c: Include alias.h.
16059 (compute_avail): If we have multiple VN_REFERENCEs with the
16060 same hashtable entry adjust that to make it a valid replacement
16061 for all of them with respect to alignment and aliasing
16062 when doing insertion.
16063 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
16064 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
16066 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
16070 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
16071 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
16074 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16076 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
16077 (adjust_mems): Adjust.
16078 (adjust_insn): Likewise.
16079 (prepare_call_arguments): Likewise.
16081 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16083 * gcse.c (struct ls_expr): Make stores field a vector.
16084 (ldst_entry): Adjust.
16085 (free_ldst_entry): Likewise.
16086 (print_ldst_list): Likewise.
16087 (compute_ld_motion_mems): Likewise.
16088 (update_ld_motion_stores): Likewise.
16090 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16092 * gcse.c (struct ls_expr): Remove loads field.
16093 (ldst_entry): Adjust.
16094 (free_ldst_entry): Likewise.
16095 (print_ldst_list): Likewise.
16096 (compute_ld_motion_mems): Likewise.
16098 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16100 * store-motion.c (struct st_expr): Make antic_stores a vector.
16101 (st_expr_entry): Adjust.
16102 (free_st_expr_entry): Likewise.
16103 (print_store_motion_mems): Likewise.
16104 (find_moveable_store): Likewise.
16105 (compute_store_table): Likewise.
16106 (remove_reachable_equiv_notes): Likewise.
16107 (replace_store_insn): Likewise.
16108 (build_store_vectors): Likewise.
16110 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16112 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
16113 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
16115 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16117 PR tree-optimization/71518
16118 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
16119 misalign also for outer loops with negative step.
16121 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
16123 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
16124 (cortex_a53_shift): Add mov_shift.
16125 (cortex_a53_shift_reg): Add new reservation for register shifts.
16126 (cortex_a53_alu): Remove bfm.
16127 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
16128 (cortex_a53_alu_extr): Add new reservation for EXTR.
16129 (bypasses): Improve bypass modelling.
16131 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16134 * config/avr/avr.c (avr_asm_select_section): Strip off
16135 SECTION_DECLARED from flags when calling get_section.
16137 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16139 * tree-vectorizer.h (vect_memory_access_type): Add
16140 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
16141 * tree-vect-stmts.c (compare_step_with_zero): New function.
16142 (perm_mask_for_reverse): Move further up file.
16143 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
16145 (get_negative_load_store_type): New function.
16146 (get_load_store_type): Call it. Add an ncopies argument.
16147 (vectorizable_mask_load_store): Update call accordingly and
16148 remove tests for negative steps.
16149 (vectorizable_store, vectorizable_load): Likewise. Handle new
16150 memory_access_types.
16152 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16154 * tree-vectorizer.h (vect_memory_access_type): New enum.
16155 (_stmt_vec_info): Add a memory_access_type field.
16156 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
16157 (vect_model_store_cost): Take an access type instead of a boolean.
16158 (vect_model_load_cost): Likewise.
16159 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
16160 vect_model_store_cost and vect_model_load_cost.
16161 * tree-vect-stmts.c (vec_load_store_type): New enum.
16162 (vect_model_store_cost): Take an access type instead of a
16163 store_lanes_p boolean. Simplify tests.
16164 (vect_model_load_cost): Likewise, but for load_lanes_p.
16165 (get_group_load_store_type, get_load_store_type): New functions.
16166 (vectorizable_store): Use get_load_store_type. Record the access
16167 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
16168 (vectorizable_load): Likewise.
16169 (vectorizable_mask_load_store): Likewise. Replace is_store
16170 variable with vls_type.
16172 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16174 * tree-vectorizer.h (vect_grouped_load_supported): Add a
16175 single_element_p parameter.
16176 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
16177 Check the PR65518 case here rather than in vectorizable_load.
16178 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
16179 * tree-vect-stmts.c (vectorizable_load): Likewise.
16181 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16183 * tree-vectorizer.h (gather_scatter_info): New structure.
16184 (vect_check_gather_scatter): Return a bool rather than a decl.
16185 Replace return-by-pointer arguments with a single
16186 gather_scatter_info *.
16187 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
16188 (vect_analyze_data_refs): Update call accordingly.
16189 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
16190 (vectorizable_mask_load_store): Likewise. Also record the
16191 offset dt and vectype in the gather_scatter_info.
16192 (vectorizable_store): Likewise.
16193 (vectorizable_load): Likewise.
16195 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16197 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
16198 strided groups, use the cost of N scalar accesses instead
16199 of ncopies vector accesses.
16200 (vect_model_load_cost): Likewise.
16202 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16204 * tree-vect-stmts.c (vect_cost_group_size): Delete.
16205 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
16206 variable to indicate when once-per-group costs are being used.
16207 (vect_model_load_cost): Likewise. Fix comment and misindented code.
16209 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16211 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
16212 peeling-for-gaps condition.
16214 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16216 * config/s390/s390.c (s390_expand_vec_init): Force initializer
16217 element to register if it doesn't match general_operand.
16219 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
16220 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16222 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
16224 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
16225 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
16226 (SIGNBIT): New mode iterator.
16227 (Fsignbit): New mode attribute.
16228 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
16229 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
16230 when direct moves are available.
16231 (signbit<mode>2_dm): New define_insn_and_split).
16232 (signbit<mode>2_dm2): New define_insn.
16234 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16236 PR rtl-optimization/71594
16237 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
16238 into subregs of appropriate mode before trying to emit a conditional
16241 2016-07-05 Jan Hubicka <jh@suse.cz>
16243 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
16244 (simple_iv): Use it.
16246 2016-07-05 Jan Hubicka <jh@suse.cz>
16248 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
16250 2016-07-05 Jiong Wang <jiong.wang@arm.com>
16252 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
16255 2016-07-05 Jan Hubicka <jh@suse.cz>
16257 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
16260 2016-07-05 Richard Biener <rguenther@suse.de>
16262 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
16263 Handle empty else block.
16264 (is_feasible_trace): Likewise.
16265 (split_paths): Likewise.
16267 2016-07-05 Richard Biener <rguenther@suse.de>
16269 * tree-loop-distribution.c (distribute_loop): Fix issue with
16270 the cost model loop.
16272 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
16274 * config/arm/neon-testgen.ml: Delete.
16275 * config/arm/neon.ml: Delete.
16277 2016-07-04 Jakub Jelinek <jakub@redhat.com>
16280 * tree.c (attribute_value_equal): Use get_attribute_name instead of
16281 directly using TREE_PURPOSE.
16283 2016-07-04 Jiong Wang <jiong.wang@arm.com>
16285 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
16286 * config/aarch64/aarch64_neon.h: Likewise.
16287 * config/aarch64/arm_neon.h: Likewise.
16288 * config/aarch64/atomics.md: Likewise.
16289 * config/aarch64/aarch64-simd-builtins.def: Likewise.
16290 * doc/invoke.texi: Likewise.
16292 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
16294 * config/s390/s390.md: Add "z13" cpu_facility.
16295 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
16296 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
16297 condition" type instructions.
16299 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
16300 Jeff Law <law@redhat.com>
16302 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
16303 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
16305 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
16307 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
16308 permutation for TARGET_AVX512F.
16309 (ix86_expand_vec_one_operand_perm_avx512): New function.
16310 (expand_vec_perm_1): Invoke introduced function.
16311 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
16312 it may be not valid after vectorization.
16314 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16317 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
16318 typo in comment. Only force to memory if it is a weak
16319 external reference.
16321 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
16322 Jiong Wang <jiong.wang@arm.com>
16324 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
16325 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
16326 (AARCH64_FL_F16): New.
16327 (AARCH64_FL_FOR_ARCH8_2): New.
16328 (AARCH64_ISA_8_2): New.
16329 (AARCH64_ISA_F16): New.
16330 (TARGET_FP_F16INST): New.
16331 (TARGET_SIMD_F16INST): New.
16332 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
16333 ("fp"): Disabling "fp" also disables "fp16".
16334 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
16335 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
16336 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
16337 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
16339 2016-07-04 Jan Beulich <jbeulich@suse.com>
16341 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
16343 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16346 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
16347 the insns, use an insn form that does not adjust the offset on
16348 little endian systems.
16350 2016-07-01 Jan Beulich <jbeulich@suse.com>
16352 * varasm.c (get_variable_section): Validate initializer in
16353 named .bss-like sections.
16355 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
16357 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
16358 Exchange the order of the second and third operands in the vpermr
16359 instruction tmeplate.
16361 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
16364 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
16365 Disallow TDmode values.
16367 2016-07-01 Alan Modra <amodra@gmail.com>
16369 PR rtl-optimization/71709
16370 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
16371 being set, not referenced.
16373 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
16375 PR tree-optimization/70729
16376 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
16377 of loop since it can be not valid after transformation.
16379 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16381 * config/arm/arm.c (thumb_reload_in_hi): Delete.
16382 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
16384 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
16386 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
16389 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
16392 * config/rs6000/constraints.md (wY constraint): New constraint to
16393 match the requirements for the LXSD and STXSD instructions.
16394 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
16395 predicate to match the requirements for the LXSD and STXSD
16397 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
16398 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
16399 to make sure that the bottom 2 bits of offset are 0, the address
16400 form is offsettable, and no updating is done in the address mode.
16401 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
16402 (movdi_internal32): Likewise
16403 (movdi_internal64): Likewise.
16405 2016-06-30 Jakub Jelinek <jakub@redhat.com>
16407 PR tree-optimization/71707
16408 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
16409 strinfo even for ADDR_EXPR ptr.
16411 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
16413 * config/rs6000/altivec.md (darn_32): Change the condition to
16414 TARGET_P9_MISC instead of TARGET_MODULO.
16415 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
16416 condition expression.
16417 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
16418 condition expression.
16419 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
16420 (DFP_TEST): New code iterator.
16421 (dfptstsfi_<code>_mode>): New define_expand.
16422 (*dfp_sgnfcnc_<mode>): New define_insn.
16423 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
16424 definition next to BU_P9_MISC_1 definition and change the MASK
16425 value to RS6000_BTM_P9_MISC.
16426 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
16427 (BU_P9_64BIT_MISC_0): Likewise.
16428 (BU_P9_DFP_MISC_0): New macro definition.
16429 (BU_P9_DFP_MISC_1): New macro definition.
16430 (BU_P9_DFP_MISC_2): New macro definition.
16431 (BU_P9_DFP_OVERLOAD_1): New macro definition.
16432 (BU_P9_DFP_OVERLOAD_2): New macro definition.
16433 (BU_P9_DFP_OVERLOAD_3): New macro definition.
16434 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
16435 (TSTSFI_LT_TD): Likewise.
16436 (TSTSFI_EQ_DD): Likewise.
16437 (TSTSFI_EQ_TD): Likewise.
16438 (TSTSFI_GT_DD): Likewise.
16439 (TSTSFI_GT_TD): Likewise.
16440 (TSTSFI_OV_DD): Likewise.
16441 (TSTSFI_OV_TD): Likewise.
16442 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
16443 (TSTSFI_LT_DD): Likewise.
16444 (TSTSFI_LT_TD): Likewise.
16445 (TSTSFI_EQ): Likewise.
16446 (TSTSFI_EQ_DD): Likewise.
16447 (TSTSFI_EQ_TD): Likewise.
16448 (TSTSFI_GT): Likewise.
16449 (TSTSFI_GT_DD): Likewise.
16450 (TSTSFI_GT_TD): Likewise.
16451 (TSTSFI_OV): Likewise.
16452 (TSTSFI_OV_DD): Likewise.
16453 (TSTSFI_OV_TD): Likewise.
16454 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16455 overloaded test significance functions.
16456 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16457 OPTION_MASK_P9_MISC into the representation of this mask.
16458 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
16460 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
16461 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
16463 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
16464 argument is a 6-bit unsigned literal value if the icode argument
16465 represents a DFP test significance built-in call.
16466 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
16467 flag used independently and in combination with the
16468 RS6000_BTM_64BIT flag.
16469 (rs6000_opt_masks): Add entry for power9-misc command-line option.
16470 (rs6000_builtin_mask_names): Add entry for power9-misc
16471 command-line option.
16472 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
16473 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
16474 RS6000_BTM_P9_MISC macros.
16475 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
16476 option and change the description of the -mpower9-vector option to
16477 enable only vector instructions, removing its erroneously claimed
16478 support for scalar instructions.
16479 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
16480 the ISA 3.0 digital floating point test significance built-in
16483 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
16485 * config/aarch64/aarch64.c (cortexa35_tunings):
16486 Enable AES fusion. Use cortexa57_branch_cost.
16487 (cortexa53_tunings): Use cortexa57_branch_cost.
16488 (cortexa72_tunings): Use cortexa57_branch_cost.
16489 Use AUTOPREFETCHER_WEAK.
16490 (cortexa73_tunings): Use cortexa57_branch_cost.
16492 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16493 James Greenhalgh <james.greenhalgh@arm.com>
16495 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
16496 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
16497 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
16498 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
16499 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
16500 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
16501 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
16502 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
16503 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
16504 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
16505 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
16506 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
16507 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
16510 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
16511 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16513 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
16515 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
16517 2016-06-30 David Malcolm <dmalcolm@redhat.com>
16520 * gcc.c (driver::build_option_suggestions): Pass "option" to
16521 add_misspelling_candidates.
16522 * opts-common.c (add_misspelling_candidates): Add "option" param;
16523 use it to avoid adding negated forms for options marked with
16525 * opts.h (add_misspelling_candidates): Add "option" param.
16527 2016-06-30 Jakub Jelinek <jakub@redhat.com>
16529 PR middle-end/71693
16530 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
16531 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
16532 first when permuting bitwise operation with rotate. Cast
16533 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
16535 2016-06-29 David Malcolm <dmalcolm@redhat.com>
16537 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
16538 for misspelled param names.
16539 * params.c: Include spellcheck.h.
16540 (find_param_fuzzy): New function.
16541 * params.h (find_param_fuzzy): New prototype.
16542 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
16543 * spellcheck.h (struct edit_distance_traits<const char *>):
16546 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
16548 * config/rs6000/predicates.md (const_0_to_7_operand): New
16549 predicate, recognize 0..7.
16550 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
16551 support for doing extracts from V16QImode, V8HImode, V4SImode
16553 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
16554 vector extract support.
16555 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
16556 for ISA 3.0 vector extract.
16557 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
16558 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
16559 extracts of a constant element number from small integer vectors
16560 on 64-bit ISA 3.0 systems.
16561 (vsx_extract_<mode>_di): Likewise.
16562 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
16563 say when we can do ISA 3.0 vector extracts.
16564 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
16565 registers, using the stxsiwx instruction.
16567 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
16569 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
16570 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
16571 qdf24xx_regmove_cost, qdf24xx_tunings): New.
16572 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
16573 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
16574 * config/arm/arm.c (arm_qdf24xx_tune): New.
16576 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
16578 * config/aarch64/aarch64.c (cortexa53_tunings):
16579 Increase loop alignment to 8. Set function alignment to 16.
16580 (cortexa35_tunings): Likewise.
16581 (cortexa57_tunings): Increase loop alignment to 8.
16582 (cortexa72_tunings): Likewise.
16583 (cortexa73_tunings): Likewise.
16585 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
16587 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
16588 for arm_fp16_ok and arm_fp16_hw.
16589 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
16590 arm_fp16_alternative.
16592 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
16594 PR tree-optimization/71655
16595 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
16596 types when swapping operands.
16598 2016-06-29 Martin Liska <mliska@suse.cz>
16600 PR middle-end/71585
16601 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
16602 * ipa-inline-transform.c (inline_call): Remove unnecessary call
16603 of build_optimization_node.
16605 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
16607 PR tree-optimization/70729
16608 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
16609 independent in loops having positive safelen value.
16610 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
16611 it may be not valid after vectorization.
16613 2016-06-29 Jakub Jelinek <jakub@redhat.com>
16615 PR tree-optimization/71625
16616 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
16617 is sorted by ascending list->offset. If PTR is non-NULL and there is
16618 previous strinfo, call get_stridx_plus_constant.
16619 (get_stridx): Pass exp as second argument to get_addr_stridx.
16620 (addr_stridxptr): Add missing list = list->next, so that there can be
16621 more than one entries in the list. Bump limit from 16 to 32. Ensure
16622 the list is sorted by ascending list->offset.
16623 (get_stridx_plus_constant): Adjust so that it can be also called with
16624 ADDR_EXPR instead of SSA_NAME as PTR.
16625 (handle_char_store): Pass NULL_TREE as second argument to
16628 2016-06-29 Richard Biener <rguenther@suse.de>
16630 PR rtl-optimization/68961
16631 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
16633 2016-06-29 Richard Biener <rguenther@suse.de>
16635 PR middle-end/71002
16636 * alias.c (component_uses_parent_alias_set_from): Handle
16637 type punning through union accesses by using the union alias set.
16638 * gimple.c (gimple_get_alias_set): Remove union type punning case.
16640 2016-07-29 Richard Biener <rguenther@suse.de>
16642 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
16643 precision not matching mode precision.
16645 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
16647 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
16648 pa_output_arg_descriptor.
16649 (call_val_symref_64bit_post_reload): Likewise.
16650 (call_val_powf_64bit_post_reload): Likewise.
16651 (sibcall_internal_symref_64bit): Likewise.
16652 (sibcall_value_internal_symref_64bit): Likewise.
16654 2016-06-28 Jakub Jelinek <jakub@redhat.com>
16656 PR middle-end/71626
16657 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
16658 a constant, force its SUBREG_REG into memory or register instead
16661 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
16664 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
16665 * doc/invoke.texi (AVR Options): Document it.
16667 2016-06-28 Walter Lee <walt@tilera.com>
16669 * config/tilegx/linux.h: Do not include arch/icache.h
16670 (CLEAR_INSN_CACHE): Provide inlined definition directly.
16671 * config/tilepro/linux.h: Do not include arch/icache.h
16672 (CLEAR_INSN_CACHE): Provide inlined definition directly.
16674 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
16676 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
16677 for big-endian BIT_FIELD_REF.
16679 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
16681 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
16682 ('size' attribute): Add '128'.
16684 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
16685 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
16686 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
16687 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
16688 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
16689 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
16690 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
16691 *trunc<mode>df2_odd): Set size attribute to '128'.
16692 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
16693 * config/rs6000/power6.md (power6-fp): Include dfp type.
16694 * config/rs6000/power7.md (power7-fp): Likewise.
16695 * config/rs6000/power8.md (power8-fp): Likewise.
16696 * config/rs6000/power9.md: New file.
16697 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
16698 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
16699 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
16701 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
16702 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
16703 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
16704 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
16705 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
16706 dfp_dscri_<mode>): Change type attribute to dfp.
16707 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
16708 attribute to vecsimple.
16709 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
16710 and prefetch streams.
16711 (rs6000_option_override_internal): Remove temporary code setting
16712 tuning to power8. Don't set rs6000_sched_groups for power9.
16713 (last_scheduled_insn): Change to rtx_insn *.
16714 (divide_cnt, vec_load_pendulum): New variables.
16715 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
16716 (rs6000_issue_rate): Set issue rate for Power9.
16717 (is_power9_pairable_vec_type): New.
16718 (power9_sched_reorder2): New.
16719 (rs6000_sched_reorder2): Call new function for Power9 specific
16721 (insn_must_be_first_in_group): Remove Power9.
16722 (insn_must_be_last_in_group): Likewise.
16723 (force_new_group): Likewise.
16724 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
16725 Initialize divide_cnt/vec_load_pendulum.
16726 (_rs6000_sched_context, rs6000_init_sched_context,
16727 rs6000_set_sched_context): Handle context save/restore of new
16730 2016-06-28 Richard Biener <rguenther@suse.de>
16732 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
16733 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
16734 COMPONENT_REF operand.
16735 (nonoverlapping_component_refs_p): Likewise.
16736 * stor-layout.c (start_bitfield_representative): Mark
16737 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
16739 2016-06-28 Jakub Jelinek <jakub@redhat.com>
16741 * Makefile.in: Don't cat ../stage_current if it does not exist.
16743 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
16744 last argument is a bit-field.
16746 PR rtl-optimization/71673
16747 * internal-fn.c (expand_arith_overflow_result_store): Use
16748 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
16749 expand_simple_binop.
16751 PR middle-end/66867
16752 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
16753 expand_ifn_atomic_compare_exchange): New functions.
16754 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
16755 * tree.h (build_call_expr_internal_loc): Rename to ...
16756 (build_call_expr_internal_loc_array): ... this. Fix up type of
16758 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
16759 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
16760 ATOMIC_COMPARE_EXCHANGE result.
16761 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
16762 * gimple-fold.h (optimize_atomic_compare_exchange_p,
16763 fold_builtin_atomic_compare_exchange): New prototypes.
16764 * gimple-fold.c (optimize_atomic_compare_exchange_p,
16765 fold_builtin_atomic_compare_exchange): New functions..
16766 * tree-ssa.c (execute_update_addresses_taken): If
16767 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
16768 of call when finding addressable vars, and if such var becomes
16769 non-addressable, call fold_builtin_atomic_compare_exchange.
16771 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
16774 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
16775 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
16777 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
16779 * config/rs6000/rs6000.md ('type' attribute): Add
16780 veclogical,veccmpfx,vecexts,vecmove insn types.
16781 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
16782 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
16783 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
16784 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
16785 *nabs<mode>2_hw): Change type to vecmove.
16786 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
16787 *boolcc<mode>3_internal, *eqv<mode>3_internal,
16788 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
16789 *ieee_128bit_vsx_abs<mode>2_internal,
16790 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
16791 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
16792 *ieee128_mtvsrd_32bit): Change type to veclogical.
16793 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
16794 *movdi_internal32, *movdi_internal64): Update insn types.
16795 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
16796 vsx_extract_<mode>): Change type to veclogical.
16797 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
16798 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
16799 *vsx_sign_extend_si_v2di): Change type to vecexts.
16800 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
16801 type to veclogical.
16802 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
16803 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
16804 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
16805 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
16806 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
16807 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
16808 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
16809 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
16810 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
16811 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
16812 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
16813 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
16814 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
16815 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
16816 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
16817 (ppc7450-vecsimple): Add veclogical, vecmove.
16818 (ppc7450-veccmp): Add veccmpfx.
16819 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
16821 (ppc8540_vector_compare): Add veccmpfx.
16822 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
16823 * config/rs6000/cell.md (cell-fp): Add fpsimple.
16824 (cell-vecsimple): Add veclogical, vecmove.
16825 (cell-veccmp): Add veccmpfx.
16826 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
16827 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
16829 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
16830 * config/rs6000/power4.md (power4-fp): Add fpsimple.
16831 (power4-vecsimple): Add veclogical, vecmove.
16832 (power4-veccmp): Add veccmpfx.
16833 * config/rs6000/power5.md (power5-fp): Add fpsimple.
16834 * config/rs6000/power6.md (power6-fp): Add fpsimple.
16835 (power6-vecsimple): Add veclogical, vecmove.
16836 (power6-veccmp): Add veccmpfx.
16837 * config/rs6000/power7.md (power7-fp): Add fpsimple.
16838 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
16839 * config/rs6000/power8.md (power8-fp): Add fpsimple.
16840 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
16841 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
16842 * config/rs6000/titan.md (titan_fp): Add fpsimple.
16843 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
16845 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
16847 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
16850 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16851 OPTION_MASK_P9_DFORM_VECTOR.
16852 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
16853 disable -mpower9-dform-vector when using reload.
16854 (quad_address_p): Remove 'gpr_p' argument and all associated code.
16855 New 'strict' argument. Update all callers. Add strict addressing
16857 (rs6000_legitimate_offset_address_p): Remove call to
16858 virtual_stack_registers_memory_p.
16859 (rs6000_legitimize_reload_address): Add quad address support.
16860 (rs6000_legitimate_address_p): Move call to quad_address_p above
16861 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
16862 to account for new strict usage.
16863 (rs6000_output_move_128bit): Adjust quad_address_p args to account
16864 for new strict usage.
16865 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
16867 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
16874 * config/i386/i386.c (ix86_spill_class): Disable condition to
16875 always return NO_REGS.
16877 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
16879 * predict.c: Include gimple-pretty-print.h
16880 (predicted_by_loop_heuristics_p): Check also
16881 PRED_LOOP_EXIT_WITH_RECURSION
16882 (predict_loops): Find self recursive calls and use special purpose
16883 predictors for them; dump log about decisions.
16884 (pass_profile::execute): Dump info about #of iterations.
16885 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
16886 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
16888 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
16890 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
16891 output_asm_insn calls and shorten long lines. Output .CALL
16892 argument descriptor using pa_output_arg_descriptor. Add various
16893 inline $$dyncall and other optimizations.
16894 (pa_attr_length_indirect_call): Adjust ordering and lengths.
16896 2016-06-25 Jakub Jelinek <jakub@redhat.com>
16898 PR tree-optimization/71643
16899 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
16902 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
16903 leak a bitmap if dep_bb is NULL.
16905 PR tree-optimization/71631
16906 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
16907 to rewrite_expr_tree even if negate_result, move new_lhs var
16908 declaration and initialization earlier, for powi_result set afterwards
16909 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
16910 if new_lhs != lhs, and don't shadow gsi var.
16912 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
16914 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
16915 Add in_loop parameter.
16916 (predict_loops): Add loop guard heuristics.
16917 * predict.def (PRED_LOOP_GUARD): New heuristics.
16919 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
16921 * predict.c: Include ipa-utils.h
16922 (tree_bb_level_prediction): Predict recursive calls.
16923 (tree_estimate_probability_bb): Skip inexpensive calls for call
16925 * predict.def (PRED_RECURSIVE_CALL): New.
16927 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16929 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
16930 (BU_FLOAT128_1): Likewise.
16932 (COPYSIGNQ): Likewise.
16933 (RS6000_BUILTIN_NANQ): Likewise.
16934 (RS6000_BUILTIN_NANSQ): Likewise.
16935 (RS6000_BUILTIN_INFQ): Likewise.
16936 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
16937 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
16938 (TARGET_FOLD_BUILTIN): New #define.
16939 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
16940 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
16941 (rs6000_fold_builtin): New target hook implementation, handling
16942 folding of 128-bit NaNs and infinities.
16943 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
16944 entries are filled in to avoid problems during bootstrap
16945 self-test; define builtins for 128-bit NaNs and infinities.
16946 (rs6000_opt_mask): Add entry for float128.
16947 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
16948 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
16949 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
16950 (const_str_type_node): New #define.
16951 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
16952 to a define_expand that dispatches to either copysign<mode>3_soft
16953 or copysign<mode>3_hard.
16954 (copysign<mode>3_hard): Rename from copysign<mode>3.
16955 (copysign<mode>3_soft): New define_insn.
16956 * doc/extend.texi: Document new builtins.
16958 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16960 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
16961 PRIu64 instead of lu.
16963 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
16966 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
16967 copy the type name.
16969 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16971 PR tree-optimization/71647
16972 * omp-low.c (lower_rec_input_clauses): Convert
16973 omp_clause_aligned_alignment (c) to size_type_node for the
16974 last argument of __builtin_assume_aligned.
16976 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
16978 * configure.ac (calling ___tls_get_addr via GOT): New
16979 assembler/linker check.
16980 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
16981 assembler and linker supports calling ___tls_get_addr via GOT.
16982 Otherise, defined to 0.
16983 * config.in: Regenerated.
16984 * configure: Likewise.
16985 * config/i386/constraints.md (Yb): New constraint.
16986 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
16987 (REG_CLASS_NAMES): Likewise.
16988 (REG_CLASS_CONTENTS): Likewise.
16989 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
16990 the b constraint with the Yb constraint. Call ___tls_get_addr
16991 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
16993 (*tls_local_dynamic_base_32_gnu): Likewise.
16994 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
16995 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
16996 (*tls_local_dynamic_base_64_<mode>): Likewise.
16998 2016-06-24 Martin Liska <mliska@suse.cz>
17000 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
17001 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
17003 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
17004 argument to true if the expected number of iterations is
17007 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
17009 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
17010 assemble for 32bit target.
17011 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
17012 and $ld_ix86_gld_32_opt to link for 32bit target.
17013 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
17014 * configure: Regenerate.
17016 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17018 * config/arm/arm.c (int_log2): Delete definition and prototype.
17019 (shift_op): Use exact_log2 instead of int_log2.
17020 (vfp3_const_double_for_fract_bits): Likewise.
17022 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17024 * internal-fn.c (expand_arith_set_overflow): New function.
17025 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
17027 (expand_arith_overflow_result_store): Likewise. Handle precision
17028 smaller than mode precision.
17029 * tree-vrp.c (extract_range_basic): For imag part, handle
17030 properly signed 1-bit precision result.
17031 * doc/extend.texi (__builtin_add_overflow): Document that last
17032 argument can't be pointer to enumerated or boolean type.
17033 (__builtin_add_overflow_p): Document that last argument can't
17034 have enumerated or boolean type.
17036 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17037 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17039 * config/rs6000/predicates.md (splat_input_operand): Rework.
17040 Don't allow constants, since the insns that use this predicate
17041 don't support constants. Constants are handled by other insns
17042 that are created via combine. During and after register
17043 allocation, only allow indexed or indirect addresses, and not
17044 general addresses. Only allow modes supported by the hardware.
17045 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
17046 comment. Move check for using VSPLTIS<x> to a common location,
17047 instead of doing it in two different places.
17049 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
17051 * config/i386/driver-i386.c (host_detect_local_cpu): Set
17052 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
17053 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
17054 signature_CENTAUR_ebx.
17056 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
17060 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
17061 (as_ix86_gas_32_opt): This.
17062 (ld_ix86_tls_ldm_opt): Renamed to ...
17063 (ld_ix86_gld_32_opt): This.
17064 (R_386_TLS_LDM reloc): Updated.
17065 (R_386_GOT32X reloc): New assembler/linker check.
17066 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
17067 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
17069 * config.in: Regenerated.
17070 * configure: Likewise.
17071 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
17072 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
17073 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
17074 if ix86_force_load_from_GOT_p returns true.
17075 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
17076 ix86_force_load_from_GOT_p returns true.
17077 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
17078 the external function address via the GOT slot.
17079 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
17080 HAVE_AS_IX86_GOT32X before returning false.
17081 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
17082 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
17084 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
17086 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
17088 2016-06-23 Andi Kleen <ak@linux.intel.com>
17090 * Makefile.in: Regenerate.
17091 * doc/install.texi: Document autoprofiledbootstrap.
17093 2016-06-23 Andi Kleen <ak@linux.intel.com>
17095 * config/i386/gcc-auto-profile: New file.
17097 2016-06-23 Martin Liska <mliska@suse.cz>
17099 PR middle-end/71619
17100 * predict.c (predict_loops): Revert the hunk that was removed
17103 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
17105 * config.gcc: Add support for arm*-*-phoenix* targets.
17106 * config/arm/t-phoenix: New.
17107 * config/phoenix.h: New.
17109 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
17110 H.J. Lu <hongjiu.lu@intel.com>
17113 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
17114 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
17115 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
17116 ix86_force_load_from_GOT_p returns true.
17117 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
17118 ix86_force_load_from_GOT_p returns true.
17119 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
17120 ix86_force_load_from_GOT_p returns true.
17121 (ix86_expand_move): Load the external function address via the
17122 GOT slot if ix86_force_load_from_GOT_p returns true.
17123 * config/i386/predicates.md (x86_64_immediate_operand): Return
17124 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
17125 (x86_64_zext_immediate_operand): Ditto.
17127 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
17129 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
17131 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17134 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
17135 * diagnostic.c (pedwarn_at_rich_loc): New function.
17136 * spellcheck.h (best_match::best_match): Add a
17137 "best_distance_so_far" optional parameter.
17138 (best_match::set_best_so_far): New method.
17139 (best_match::get_best_distance): New accessor.
17140 (best_match::get_best_candidate_length): New accessor.
17142 2016-06-22 Nick Clifton <nickc@redhat.com>
17144 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
17145 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
17146 modes are accepted as well.
17147 (ucompare_loc_descriptor): Likewise.
17148 (minmax_loc_descriptor): Likewise.
17149 (clz_loc_descriptor): Likewise.
17150 (popcount_loc_descriptor): Likewise.
17151 (bswap_loc_descriptor): Likewise.
17152 (rotate_loc_descriptor): Likewise.
17153 (mem_loc_descriptor): Likewise.
17154 (loc_descriptor): Likewise.
17156 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17158 * common.opt (fdiagnostics-parseable-fixits): New option.
17159 * diagnostic.c: Include "selftest.h".
17160 (print_escaped_string): New function.
17161 (print_parseable_fixits): New function.
17162 (diagnostic_report_diagnostic): Call print_parseable_fixits.
17163 (selftest::assert_print_escaped_string): New function.
17164 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
17165 (selftest::test_print_escaped_string): New function.
17166 (selftest::test_print_parseable_fixits_none): New function.
17167 (selftest::test_print_parseable_fixits_insert): New function.
17168 (selftest::test_print_parseable_fixits_remove): New function.
17169 (selftest::test_print_parseable_fixits_replace): New function.
17170 (selftest::diagnostic_c_tests): New function.
17171 * diagnostic.h (struct diagnostic_context): Add field
17172 "parseable_fixits_p".
17173 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
17174 -fdiagnostics-parseable-fixits.
17175 (-fdiagnostics-parseable-fixits): New option.
17176 * opts.c (common_handle_option): Handle
17177 -fdiagnostics-parseable-fixits.
17178 * selftest-run-tests.c (selftest::run_tests): Call
17179 selftest::diagnostic_c_tests.
17180 * selftest.h (selftest::diagnostic_c_tests): New prototype.
17182 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
17184 PR tree-optimization/71488
17185 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
17186 comparison of boolean vectors.
17187 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
17188 of boolean vectors using bitwise operations.
17190 2016-06-22 Andreas Schwab <schwab@suse.de>
17192 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
17193 Remove declaration.
17195 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
17197 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
17199 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
17201 * config/i386/i386.c (print_reg): Emit an error message on attempt to
17204 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17206 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
17207 * config/arm/arm-cores.def (cortex-a73): New entry.
17208 (cortex-a73.cortex-a35): Likewise.
17209 (cortex-a73.cortex-a53): Likewise.
17210 * config/arm/arm-tables.opt: Regenerate.
17211 * config/arm/arm-tune.md: Likewise.
17212 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
17213 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17214 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
17215 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17216 * doc/invoke.texi (ARM Options): Document cortex-a73,
17217 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
17219 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17221 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
17222 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
17223 (cortex-a73.cortex-a35): Likewise.
17224 (cortex-a73.cortex-a53): Likewise.
17225 * config/aarch64/aarch64-tune.md: Regenerate.
17226 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
17227 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
17230 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17232 * configure.ac (gcc_cv_as_compress_debug): Remove
17233 --compress-debug-sections as extra as switch.
17234 Handle gas --compress-debug-sections=type.
17235 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
17236 Handle gld --compress-debug-sections=type.
17237 * configure: Regenerate.
17239 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
17241 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
17243 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
17245 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
17246 (do_rewrite): likewise.
17248 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17250 * common/config/mep/mep-common.c: Remove.
17251 * config.gcc: Remove mep-* support.
17252 * config/mep/constraints.md: Remove.
17253 * config/mep/default.h: Remove.
17254 * config/mep/intrinsics.h: Remove.
17255 * config/mep/intrinsics.md: Remove.
17256 * config/mep/ivc2-template.h: Remove.
17257 * config/mep/mep-c5.cpu: Remove.
17258 * config/mep/mep-core.cpu: Remove.
17259 * config/mep/mep-default.cpu: Remove.
17260 * config/mep/mep-ext-cop.cpu: Remove.
17261 * config/mep/mep-intrin.h: Remove.
17262 * config/mep/mep-ivc2.cpu: Remove.
17263 * config/mep/mep-pragma.c: Remove.
17264 * config/mep/mep-protos.h: Remove.
17265 * config/mep/mep.c: Remove.
17266 * config/mep/mep.cpu: Remove.
17267 * config/mep/mep.h: Remove.
17268 * config/mep/mep.md: Remove.
17269 * config/mep/mep.opt: Remove.
17270 * config/mep/predicates.md: Remove.
17271 * config/mep/t-mep: Remove.
17272 * doc/install.texi: Remove mep-* documentation.
17273 * doc/md.texi: Likewise.
17275 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17277 * config.gcc: Remove support for avr-rtems.
17278 * config/avr/gen-avr-mmcu-specs.c: Likewise.
17279 * config/avr/rtems.h: Remove.
17280 * config/avr/t-rtems: Remove.
17282 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17284 * config.gcc: Remove m32r-rtems support.
17285 * config/m32r/rtems.h: Remove.
17287 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17289 * config.gcc: Remove h8300-rtems support.
17290 * config/h8300/rtems.h: Remove.
17291 * config/h8300/t-rtems: Remove.
17293 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17295 * config.gcc: Remove support for knetbsd.
17296 * configure.ac: Likewise.
17297 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
17298 * config/knetbsd-gnu.h: Remove.
17299 * configure: Regenerate.
17301 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17303 * config.gcc: Remove support for openbsd 2 and 3.
17304 * config/openbsd-oldgas.h: Remove.
17306 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17308 * config.gcc: Remove interix support.
17309 * config/i386/i386-interix.h: Remove.
17310 * config/i386/interix.opt: Remove.
17311 * config/i386/t-interix: Remove.
17312 * configure: Regenerate.
17313 * configure.ac: Remove interix support.
17314 * doc/install.texi: Remove interix documentation.
17316 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
17318 * config/rs6000/rs6000.h: Add conditional preprocessing directives
17319 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
17322 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
17324 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
17325 they are both PLACEHOLDER_EXPRs.
17327 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
17329 * stor-layout.c (layout_type): Move setting complex MODE to
17330 layout_type, instead of setting it ahead of time by the caller.
17331 * tree.c (build_complex_type): Likewise.
17333 2016-06-21 Martin Liska <mliska@suse.cz>
17335 * predict.c (force_edge_cold): Replace imposisble with
17338 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
17340 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
17341 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
17343 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
17345 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
17347 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
17348 Ilya Enkovich <ilya.enkovich@intel.com>
17351 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
17352 New member function to convert V1TImode register to SUBREG
17353 TImode in debug insn.
17354 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
17355 after changing register mode to V1TImode.
17357 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
17359 * config/aarch64/aarch64-cores.def (vulcan): New core.
17360 * config/aarch64/aarch64-tune.md: Regenerate.
17361 * doc/invoke.texi: Document vulcan as an available option.
17363 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
17365 * cse.c (canon_asm_operands): New function extracted from...
17366 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
17367 either standalone or member of a PARALLEL.
17369 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
17372 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
17373 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
17374 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
17376 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
17379 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
17380 constant addresses if can_create_pseudo_p.
17382 2016-06-21 Jakub Jelinek <jakub@redhat.com>
17384 PR tree-optimization/71588
17385 * tree-ssa-strlen.c (valid_builtin_call): New function.
17386 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
17389 2016-06-20 Jakub Jelinek <jakub@redhat.com>
17391 PR middle-end/71581
17392 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
17393 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
17394 for conversion of scalar user var to complex type and use the
17395 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
17398 PR rtl-optimization/71591
17399 * toplev.c (toplev::run_self_tests): If no_backend, complain and
17400 don't run any tests.
17402 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
17405 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
17406 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
17407 space for PIC with non-v32 and the common non-PIC "jump".
17409 2016-06-20 Jakub Jelinek <jakub@redhat.com>
17412 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
17413 returned values and add UN*/LTGT/*ORDERED cases with values matching
17414 D operand modifier on vcmp for AVX.
17416 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17418 * config/aarch64/aarch64.opt
17419 (mpc-relative-literal-loads): Rename internal option name.
17420 * config/aarch64/aarch64.c
17421 (aarch64_nopcrelative_literal_loads): Rename to
17422 aarch64_pcrelative_literal_loads.
17423 (aarch64_expand_mov_immediate): Likewise.
17424 (aarch64_secondary_reload): Likewise.
17425 (aarch64_can_use_per_function_literal_pools_p): Likewise.
17426 (aarch64_override_options_after_change_1): Rename and simplify logic.
17427 (aarch64_classify_symbol): Merge large model checks into switch,
17428 remove pc-relative load check.
17430 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17432 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
17433 costs relative to the cost of a register move.
17435 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17437 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
17438 (vcvt_n_f64_u64): Likewise.
17439 (vcvt_n_s64_f64): Likewise.
17440 (vcvt_n_u64_f64): Likewise.
17441 (vcvt_f64_s64): Likewise.
17442 (vrecpe_f64): Likewise.
17443 (vcvt_f64_u64): Likewise.
17444 (vrecps_f64): Likewise.
17446 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17448 * config/aarch64/aarch64.md
17449 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
17451 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
17453 * config/aarch64/aarch64-builtins.c
17454 (aarch64_types_binop_uss_qualifiers): Delete.
17455 (TYPES_BINOP_USS): Likewise.
17456 (aarch64_types_binop_sus_qualifiers): Likewise.
17457 (TYPES_BINOP_SUS): Likewise.
17458 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
17459 (TYPES_FCVTIMM_SUS): Likewise.
17460 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
17462 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
17463 (fcvtzs): Use SHIFTIMM rather than BINOP.
17464 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
17466 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17468 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
17469 costs relative to the cost of a register move.
17471 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17473 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
17474 Allow scalar/single vector modes to be tieable.
17476 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17478 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
17480 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17482 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
17484 * tree.h (TYPE_ALIGN): Likewise.
17486 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
17489 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
17491 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
17493 * config/avr/avr.c (avr_print_operand): Fix "format not a string
17494 literal" build warnings.
17495 (avr_print_operand_address): Dito.
17497 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
17500 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
17501 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
17503 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
17505 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
17507 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
17510 * reload1.c (reload): Pass 0 to finish_spills when called because
17511 update_eliminables_and_spill returns true and remove did_spill.
17512 (finish_spills): Adjust comment and document GLOBAL parameter.
17514 2016-06-17 DJ Delorie <dj@redhat.com>
17517 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
17518 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
17519 (umulqihi3_virt): Likewise.
17520 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
17521 (umulqihi3_real): Likewise.
17523 2016-06-17 Martin Liska <mliska@suse.cz>
17525 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
17527 2016-06-17 Martin Liska <mliska@suse.cz>
17529 * predict.def: PRED_LOOP_EXIT from 92 to 85.
17531 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
17533 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
17535 (vaddq_f32): Likewise.
17536 (vmul_f32): Likewise.
17537 (vmulq_f32): Likewise.
17538 (vsub_f32): Likewise.
17539 (vsubq_f32): Likewise.
17541 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17543 PR tree-optimization/71347
17544 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
17545 cost for all uses in group.
17547 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17549 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
17550 insert gimple seq if it's not empty.
17552 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17554 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
17556 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
17557 rather than OFFSET.
17558 (comp_dr_with_seg_len_pair): Ditto.
17559 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
17560 struct dr_with_seg_len_pair against DR_OFFSET.
17561 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
17562 DR_OFFSET directly.
17564 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
17566 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
17568 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
17570 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
17571 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
17572 (pa_output_millicode_call): Likewise.
17573 (pa_output_call): Likewise.
17574 (pa_output_indirect_call): Likewise.
17575 (pa_asm_output_mi_thunk): Likewise.
17577 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17579 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
17581 2016-06-16 Martin Liska <mliska@suse.cz>
17583 * predict.c (combine_predictions_for_insn): When we find a first
17584 match predictor, we should consider just predictors with
17585 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
17586 DS theory predictor.
17587 (combine_predictions_for_bb): Likewise.
17589 2016-06-16 Jakub Jelinek <jakub@redhat.com>
17591 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
17592 with base of reference to struct.
17594 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
17596 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
17598 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17601 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
17602 progmem_swtable_section.
17603 (progmem_swtable_section): Remove.
17604 (avr_asm_function_rodata_section): Remove.
17605 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
17606 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
17608 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
17610 * config/i386/driver-i386.c (host_detect_local_cpu): Set
17611 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
17612 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
17613 signature_CENTAUR_ebx.
17614 * config/i386/i386.c (ix86_option_override_internal): Add
17615 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
17616 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
17617 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
17619 2016-06-16 Martin Liska <mliska@suse.cz>
17621 * predict.def: Add fortran loop preheader predictor.
17622 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
17623 fold IFN_BUILTIN_EXPECT with a known constant argument.
17625 2016-06-16 Martin Liska <mliska@suse.cz>
17627 * predict.def: Add 'Fortran' to display text of all
17628 PRED_FORTRAN_* predictors.
17630 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
17633 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
17634 [IA64_BUILTIN_NANSQ]: Ditto.
17635 (ia64_fold_builtin): New function.
17636 (TARGET_FOLD_BUILTIN): New define.
17637 (ia64_init_builtins) Declare const_string_type node.
17638 Add __builtin_nanq and __builtin_nansq builtin functions.
17639 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
17641 2016-06-16 Nick Clifton <nickc@redhat.com>
17643 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
17644 MSP430_HWMULT_ prefix to enum values.
17645 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
17646 * config/msp430/msp430.c: Update use of enum values.
17647 * config/msp430/msp430.md: Likewise.
17648 * config/msp430/msp430.opt: Likewise.
17650 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
17652 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
17653 of comparsions in the last iteration.
17655 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
17656 Joern Rennecke <joern.rennecke@embecosm.com>
17658 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
17660 (arc_needs_pcl_p): Add GOTOFFPC.
17661 (arc_legitimate_pic_addr_p): Likewise.
17662 (arc_output_pic_addr_const): Likewise.
17663 (arc_legitimize_pic_address): Generate a pc-relative address using
17665 (arc_output_libcall): Use @pcl syntax.
17666 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
17667 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
17668 (*movsi_insn): Use @pcl syntax.
17669 (doloop_begin_i): Likewise.
17671 2016-06-16 Martin Liska <mliska@suse.cz>
17673 * predict.def: Define a new predictor.
17675 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
17677 * config/arc/arc.opt (mtp-regno): Update text.
17679 2016-06-16 Renlin Li <renlin.li@arm.com>
17681 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
17683 2016-06-16 Jakub Jelinek <jakub@redhat.com>
17686 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
17687 (setcc + and peephole2): Likewise.
17689 PR rtl-optimization/71532
17690 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
17693 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
17695 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
17696 DImode constants with XXSPLTIB in vector registers.
17697 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
17698 vsx_extract_<mode>_internal{1,2} into a single insn that handles
17699 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
17700 extraction of the element at the top of the register as a scalar
17702 (vsx_extract_<mode>_internal1): Likewise.
17703 (vsx_extract_<mode>_internal2): Likewise.
17704 * config/rs6000/constraints.md (wi constraint): Remove a comment
17705 about DImode not being allowed in Altivec registers.
17706 (wB constraint): New constraint for constants that can be
17707 generated in Altivec registers with VSPLTISW/VUPKHSW.
17708 * config/rs6000/predicates.md (xxspltib_constant_split): Update
17710 (xxspltib_constant_nosplit): Likewise.
17711 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
17712 support for -mupper-regs-di to enable DImode to go into Altivec
17714 (POWERPC_MASKS): Likewise.
17715 (power7 cpu): Likewise.
17716 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
17717 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
17718 for DImode being allowed in Altivec registers. Update wi/wj
17719 constraints. Set scalar_in_vmx_p flag.
17720 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
17721 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
17722 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
17723 (rs6000_opt_masks): Add -mupper-regs-di.
17724 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
17725 direct move to use wi and not wj.
17726 (lfiwzx): Likewise.
17727 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
17729 (floatunssi<mode>2_lfiwzx_mem): Likewise.
17730 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
17731 any VSX register, instead of just Altivec registers, to allow
17732 either operand to be an Altivec register or both.
17733 (fixuns_trunc<mode>di2_fctiduz): Likewise.
17734 (movdi_internal32): Add support for -mupper-regs-di. Add support
17735 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
17736 the alternatives and attributes to be lined up to be easier to
17738 (movdi_internal64): Likewise.
17739 (64-bit DImode splitters): Change predicates to only split loading
17740 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
17741 load constants in ISA 3.0 or ISA 2.07 respectively.
17742 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
17743 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
17744 mention -mcpu=power9 sets these options.
17745 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
17748 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17751 * config/avr/avr.c (avr_set_current_function): Warn misspelled
17752 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
17753 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
17754 by default to warn misspelled interrupt/ signal handler.
17755 * doc/invoke.texi (AVR Options): Document it. Update description
17756 for -nodevicelib option.
17758 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17760 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
17761 up parentheses. Use GET_MODE_UNIT_BITSIZE.
17762 (aarch64_<sur>shll2_n<mode>): Likewise.
17764 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
17766 PR middle-end/71529
17767 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
17768 DECL_CONTEXT for copied arguments.
17770 2016-06-15 Alan Hayward <alan.hayward@arm.com>
17772 PR tree-optimization/71483
17773 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
17776 2016-06-15 Martin Liska <mliska@suse.cz>
17778 * predict.c (tree_predict_by_opcode): Call predict_edge_def
17779 instead of predict_edge w/o a probability.
17781 2016-06-15 Alan Hayward <alan.hayward@arm.com>
17783 PR tree-optimization/71439
17784 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
17787 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17789 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
17790 register subregs in SET_SRC.
17792 2016-06-15 Richard Biener <rguenther@suse.de>
17794 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
17795 store restrictions.
17797 2016-06-15 Richard Biener <rguenther@suse.de>
17799 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
17800 not consider dependences between accesses that belong to the
17802 (vect_analyze_data_ref_dependences): Do not analyze read-read
17803 or self-dependences.
17805 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17807 * spellcheck-tree.c: Include spellcheck-tree.h rather than
17809 (find_closest_identifier): Reimplement in terms of
17810 best_match<tree,tree>.
17811 * spellcheck-tree.h: New file.
17812 * spellcheck.c (struct edit_distance_traits<const char *>): New
17814 (find_closest_string): Reimplement in terms of
17815 best_match<const char *, const char *>.
17816 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
17817 overload to spellcheck-tree.h.
17818 (find_closest_identifier): Likewise.
17819 (struct edit_distance_traits<T>): New template.
17820 (class best_match): New class.
17822 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17824 * selftest-run-tests.c (selftest::run_tests): Call
17825 selftest::spellcheck_tree_c_tests.
17826 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
17827 * spellcheck-tree.c: Include selftest.h and stringpool.h.
17828 (selftest::test_find_closest_identifier): New function.
17829 (selftest::spellcheck_tree_c_tests): New function.
17830 * spellcheck.c (selftest::test_find_closest_string): Verify that
17831 the order of the vec does not affect the results for this case.
17832 (selftest::test_data): New array.
17833 (selftest::test_metric_conditions): New function.
17834 (selftest::spellcheck_c_tests): Add a test of case-comparison.
17835 Call selftest::test_metric_conditions.
17837 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17839 * config/rs6000/rs6000-builtin.def (commentary): Typo.
17840 (BU_P9_MISC_1): Likewise.
17841 (BU_P9_64BIT_MISC_0): Likewise.
17842 (BU_P9_MISC_0): Likewise.
17844 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17846 * gcc-rich-location.c
17847 (gcc_rich_location::add_fixit_misspelled_id): New method.
17848 * gcc-rich-location.h
17849 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
17851 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
17853 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
17854 FreeBSD 11 and above.
17856 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
17858 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
17860 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17862 * expmed.h: Close parenthesis in "at your option" in copyright
17864 * lower-subreg.h: Likewise.
17866 2016-06-14 Richard Biener <rguenther@suse.de>
17868 PR middle-end/71526
17869 * genmatch.c (expr::gen_transform): Use in_type for comparisons
17872 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17874 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
17876 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
17877 mask+shift version.
17878 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
17880 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
17881 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
17883 2016-06-14 Richard Biener <rguenther@suse.de>
17885 PR tree-optimization/71522
17886 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
17887 copying into float copying.
17889 2016-06-14 Jakub Jelinek <jakub@redhat.com>
17891 PR tree-optimization/71520
17892 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
17893 (replace_block_by): Move user labels from bb1 to bb2.
17895 2016-06-14 Richard Biener <rguenther@suse.de>
17897 PR middle-end/71310
17899 * expr.h (get_bit_range): Declare.
17900 * expr.c (get_bit_range): Export.
17901 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
17902 word_mode again to constrain the bitfield access.
17904 2016-06-14 Richard Biener <rguenther@suse.de>
17906 PR tree-optimization/71521
17907 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
17908 division int_const_binop against zero divisor.
17910 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
17912 * config/i386/i386.md (signbittf2): New expander.
17913 * config/i386/sse.md (ptesttf2): New insn pattern.
17915 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17918 * input.c (selftest::test_reading_source_line): Avoid reading from
17919 __FILE__ by creating a tempfile with known content and reading
17922 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17924 * pretty-print.c (assert_pp_format_colored): Skip the test if
17926 (test_pp_format): Remove comment about GCC_COLORS.
17928 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17930 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
17931 * pretty-print.c (assert_pp_format_va): Add location param and use
17932 it with ASSERT_STREQ_AT.
17933 (assert_pp_format): Add location param and pass it to
17934 assert_pp_format_va.
17935 (assert_pp_format_colored): Likewise.
17936 (ASSERT_PP_FORMAT_1): New.
17937 (ASSERT_PP_FORMAT_2): New.
17938 (ASSERT_PP_FORMAT_3): New.
17939 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
17940 explicitly, or implicitly via the above macros.
17941 * selftest.c (selftest::pass): Use a selftest::location rather
17942 than file and line.
17943 (selftest::fail): Likewise. Print the function name.
17944 (selftest::fail_formatted): Likewise.
17945 (selftest::assert_streq): Use a selftest::location rather than
17947 * selftest.h (selftest::location): New struct.
17948 (SELFTEST_LOCATION): New macro.
17949 (selftest::pass): Accept a const location & rather than file
17951 (selftest::fail): Likewise.
17952 (selftest::fail_formatted): Likewise.
17953 (selftest::assert_streq): Likewise.
17954 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
17955 (ASSERT_FALSE): Likewise.
17956 (ASSERT_EQ): Likewise.
17957 (ASSERT_NE): Likewise.
17958 (ASSERT_STREQ): Likewise.
17959 (ASSERT_PRED1): Likewise.
17960 (ASSERT_STREQ_AT): New macro.
17962 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17964 * selftest.c (selftest::fail_formatted): New function.
17965 (selftest::assert_streq): New function.
17966 * selftest.h (selftests::fail_formatted): New decl.
17967 (selftest::assert_streq): New decl.
17968 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
17970 2016-06-13 Jeff Law <law@redhat.com>
17972 PR tree-optimization/71403
17973 * tree-ssa-threadbackward.c
17974 (convert_and_register_jump_thread_path): No longer accept reference
17975 to path. Do not pop items off the path anymore.
17976 (fsm_find_control_statement_thread_paths): Do not allow threading
17977 to a deeper loop nest. Pop the last item off the path here rather
17978 than in convert_and_register_jump_thread_path.
17980 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17981 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
17983 [AArch64] Emit division using the Newton series
17985 * config/aarch64/aarch64-protos.h
17986 (cpu_approx_modes): Add new member "division".
17987 (aarch64_emit_approx_div): Declare new function.
17988 * config/aarch64/aarch64.c
17989 (generic_approx_modes): New member "division".
17990 (exynosm1_approx_modes): Likewise.
17991 (xgene1_approx_modes): Likewise.
17992 (aarch64_emit_approx_div): Define new function.
17993 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
17994 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
17995 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
17996 * doc/invoke.texi (-mlow-precision-div): Describe new option.
17998 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17999 Wilco Dijkstra <wilco.dijkstra@arm.com>
18001 [AArch64] Emit square root using the Newton series
18003 * config/aarch64/aarch64-protos.h
18004 (aarch64_emit_approx_rsqrt): Replace with new function
18005 "aarch64_emit_approx_sqrt".
18006 (cpu_approx_modes): New member "sqrt".
18007 * config/aarch64/aarch64.c
18008 (generic_approx_modes): New member "sqrt".
18009 (exynosm1_approx_modes): Likewise.
18010 (xgene1_approx_modes): Likewise.
18011 (aarch64_emit_approx_rsqrt): Replace with new function
18012 "aarch64_emit_approx_sqrt".
18013 (aarch64_override_options_after_change_1): Handle new option.
18014 * config/aarch64/aarch64-simd.md
18015 (rsqrt<mode>2): Use new function instead.
18016 (sqrt<mode>2): New expansion and insn definitions.
18017 * config/aarch64/aarch64.md: Likewise.
18018 * config/aarch64/aarch64.opt
18019 (mlow-precision-sqrt): Add new option description.
18020 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
18022 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18024 [AArch64] Add more choices for the reciprocal square root approximation
18026 Allow a target to prefer such operation depending on the operation mode.
18028 * config/aarch64/aarch64-protos.h
18029 (AARCH64_APPROX_MODE): New macro.
18030 (AARCH64_APPROX_{NONE,ALL}): Likewise.
18031 (cpu_approx_modes): New structure.
18032 (tune_params): New member "approx_modes".
18033 * config/aarch64/aarch64-tuning-flags.def
18034 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
18035 * config/aarch64/aarch64.c
18036 (generic_approx_modes): New core "cpu_approx_modes" structure.
18037 (exynosm1_approx_modes): Likewise.
18038 (xgene1_approx_modes): Likewise.
18039 (generic_tunings): New member "approx_modes".
18040 (cortexa35_tunings): Likewise.
18041 (cortexa53_tunings): Likewise.
18042 (cortexa57_tunings): Likewise.
18043 (cortexa72_tunings): Likewise.
18044 (exynosm1_tunings): Likewise.
18045 (thunderx_tunings): Likewise.
18046 (xgene1_tunings): Likewise.
18047 (use_rsqrt_p): New argument for the mode and use new member from
18049 (aarch64_builtin_reciprocal): Devise mode from builtin.
18050 (aarch64_optab_supported_p): New argument for the mode.
18051 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
18053 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
18055 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
18056 RS6000_BTM_MODULO flag into the set of flags that are considered
18057 to be part of the common configuration.
18059 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
18061 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
18062 difference unsigned.
18063 (vec_absdb): New macro for vector absolute difference unsigned
18065 (vec_absdh): New macro for vector absolute difference unsigned
18067 (vec_absdw): New macro for vector absolute difference unsigned word.
18068 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
18069 (vadu<mode>3): New insn.
18070 (*p9_vadu<mode>3): New insn.
18071 * config/rs6000/rs6000-builtin.def (vadub): New built-in
18073 (vaduh): New built-in definition.
18074 (vaduw): New built-in definition.
18075 (vadu): New overloaded built-in definition.
18076 (vadub): New overloaded built-in definition.
18077 (vaduh): New overloaded built-in definition.
18078 (vaduw): New overloaded built-in definition.
18079 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18080 overloaded vector absolute difference unsigned functions.
18081 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18082 the ISA 3.0 vector absolute difference unsigned built-in functions.
18084 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
18086 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
18087 update shared_lookup_references only once after changing operands.
18089 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
18091 PR middle-end/71373
18092 * tree-nested.c (convert_nonlocal_omp_clauses)
18093 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
18095 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
18096 * tree.def (CASE_LABEL_EXPR): Likewise.
18098 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
18101 * input.c (test_builtins): Fix an assertion.
18103 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18105 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
18106 (paritysi2): Ditto.
18108 (isinf<mode>2): Ditto.
18110 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18112 * ggc-tests.c (test_finalization): Only test need_finalization_p
18113 for GCC_VERSION >= 4003.
18115 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18117 * config/s390/vecintrin.h: Fix file description in comment.
18119 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18121 * config/s390/s390-builtin-types.def: Change builtin type naming
18122 scheme to match builtin-types.def.
18124 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
18126 * fold-const.c (optimize_minmax_comparison): Remove.
18127 (fold_comparison): Remove call to the above.
18128 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
18129 New transformations.
18131 2016-06-13 Alan Hayward <alan.hayward@arm.com>
18133 PR tree-optimization/71416
18134 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
18137 2016-06-13 Martin Liska <mliska@suse.cz>
18139 * predict.c (enum predictor_reason): Prefix enum with REASON_.
18140 (combine_predictions_for_insn): Likewise.
18141 (prune_predictions_for_bb): Likewise.
18142 (combine_predictions_for_bb): Likewise.
18144 2016-06-13 Richard Biener <rguenther@suse.de>
18146 PR tree-optimization/71505
18147 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
18148 assert match comment.
18150 2016-06-13 Marek Polacek <polacek@redhat.com>
18152 PR middle-end/71476
18153 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
18154 gimplify_switch_expr.
18155 (warn_switch_unreachable_r): New function.
18157 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18160 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
18163 2016-06-13 Richard Biener <rguenther@suse.de>
18165 PR middle-end/64516
18166 * fold-const.c (fold_unary_loc): Preserve alignment when
18167 folding a VIEW_CONVERT_EXPR into a MEM_REF.
18169 2016-06-13 Martin Liska <mliska@suse.cz>
18172 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
18173 w/ -fsanitize=bounds.
18175 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18177 * config/i386/i386.c (ix86_init_builtins): Calculate
18178 FLOAT128_FTYPE_CONST_STRING function type only once.
18179 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
18180 built-in functions are available for x86-32 and x86-64 targets.
18182 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18185 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
18186 New primitive type.
18187 (FLOAT128_FTYPE_CONST_STRING): New function type.
18188 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
18189 [IX86_BUILTIN_NANSQ]: Ditto.
18190 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18191 (ix86_init_builtin_types): Declare const_string_type_node.
18192 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
18194 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18195 * doc/extend.texi (x86 Built-in Functions): Document
18196 __builtin_nanq and __builtin_nansq.
18198 2016-06-11 Jiong Wang <jiong.wang@arm.com>
18201 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
18202 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
18203 length for pop patterns.
18204 (arm_attr_length_push_multi): Update comments.
18205 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
18207 (*pop_multiple_with_writeback_and_return): Likewise.
18208 (*pop_multiple_with_return): Likewise.
18210 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
18212 PR middle-end/71310
18213 * fold-const.c (optimize_bit_field_compare): Don't try to use
18214 word_mode unconditionally for reading the bit field, look at
18215 DECL_BIT_FIELD_REPRESENTATIVE instead.
18217 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
18219 PR middle-end/71478
18220 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
18221 vector integer type.
18223 2016-06-10 Jakub Jelinek <jakub@redhat.com>
18225 PR middle-end/71494
18226 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
18227 without LABEL_DECL, set *handled_ops_p to false instead of true.
18229 2016-06-10 Martin Sebor <msebor@redhat.com>
18232 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
18233 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
18234 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
18236 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
18237 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
18238 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
18239 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
18240 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
18241 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
18242 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
18243 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
18245 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18247 * config/arm/arm.h (pool_vector_label,
18248 return_used_this_function): Remove.
18250 2016-06-10 Jeff Law <law@redhat.com>
18252 PR tree-optimization/71335
18253 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
18254 zero length paths here.
18255 (convert_and_register_jump_thread_path): Remove hacks related to
18256 duplicated blocks in the jump thread path.
18257 (fsm_find_control_statement_thread_paths): Avoid putting the same
18258 block on the thread path twice, but ensure the thread path is
18259 unchanged from the caller's point of view.
18261 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18263 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
18264 * predict.def (PRED_LOOP_BRANCH): Remove.
18266 2016-06-10 David Malcolm <dmalcolm@redhat.com>
18268 * Makefile.in (OBJS): Add ggc-tests.o.
18269 (GTFILES): Add ggc-tests.c.
18270 * ggc-tests.c: New file.
18271 * selftest-run-tests.c (selftest::run_tests): Call
18272 selftest::ggc_tests_c_tests.
18273 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
18275 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
18277 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
18279 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
18282 * varasm.c (place_block_symbol): Adjust alignment for asan protected
18283 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
18285 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18287 * profile.c: Include cfgloop.h.
18288 (branch_prob): Compute estimated number of iterations.
18289 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
18290 recompute estimate number of iterations from profile.
18292 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18294 PR inline-asm/68843
18295 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
18296 must be grouped on top of stack. Don't force early clobber
18297 on ordinary reg outputs.
18299 2016-06-10 Richard Biener <rguenther@suse.de>
18301 * targhooks.c (default_builtin_vectorization_cost): Adjust
18302 vec_construct cost.
18304 2016-06-10 Richard Biener <rguenther@suse.de>
18306 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
18307 to fold the RHS to a constant if possible.
18309 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
18311 PR middle-end/71373
18312 * tree-nested.c (convert_nonlocal_omp_clauses)
18313 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
18314 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
18315 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
18317 * gimplify.c (gimplify_adjust_omp_clauses): Discard
18319 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
18321 * omp-low.c (scan_sharing_clauses): Don't expect
18322 OMP_CLAUSE__CACHE_.
18324 2016-06-10 Alan Hayward <alan.hayward@arm.com>
18326 PR tree-optimization/71407
18327 PR tree-optimization/71416
18328 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
18329 BIT_FIELD_REF type.
18331 2016-06-10 Richard Biener <rguenther@suse.de>
18333 PR middle-end/71477
18334 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
18336 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
18338 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
18340 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
18341 Jiong Wang <jiong.wang@arm.com>
18343 PR rtl-optimization/70751
18344 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
18345 spilled into memory.
18347 2016-06-09 Jonathan Yong <10walls@gmail.com>
18350 2015-09-21 Jonathan Yong <10walls@gmail.com>
18352 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
18353 sysroot/usr/lib/32api for additional win32 libraries,
18354 fixes failing Cygwin bootstrapping.
18356 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
18358 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
18361 2016-06-09 David Malcolm <dmalcolm@redhat.com>
18364 * pretty-print.c (pp_indent): Specify that %p is printed in a
18365 host-dependent manner.
18366 (test_pp_format): Remove the test for %p.
18368 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
18370 * config/mips/mips.c (mips_output_jump): Fix formatting.
18372 2016-06-09 Richard Biener <rguenther@suse.de>
18374 PR tree-optimization/71462
18375 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
18378 2016-06-09 Martin Liska <mliska@suse.cz>
18380 * predict.c (dump_prediction): Add new argument.
18381 (enum predictor_reason): New enum.
18382 (struct predictor_hash): New struct.
18383 (predictor_hash::hash): New function.
18384 (predictor_hash::equal): Likewise.
18385 (not_removed_prediction_p): New function.
18386 (prune_predictions_for_bb): Likewise.
18387 (combine_predictions_for_bb): Prune predictions.
18389 2016-06-09 Martin Liska <mliska@suse.cz>
18391 * predict.c (filter_predictions): New function.
18392 (remove_predictions_associated_with_edge): Use the filter
18394 (equal_edge_p): New function.
18396 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
18398 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
18399 Correct usage of @samp vs @option, add @samp where appropriate.
18400 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
18401 Add armv6s-m and document it, as it is no official ARM name.
18403 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18405 * ifcvt.c (struct noce_if_info): Add transform_name field.
18406 (noce_try_move): Set if_info->transform_name to the function name.
18407 (noce_try_ifelse_collapse): Likewise.
18408 (noce_try_store_flag): Likewise.
18409 (noce_try_inverse_constants): Likewise.
18410 (noce_try_store_flag_constants): Likewise.
18411 (noce_try_addcc): Likewise.
18412 (noce_try_store_flag_mask): Likewise.
18413 (noce_try_cmove): Likewise.
18414 (noce_try_cmove_arith): Likewise.
18415 (noce_try_minmax): Likewise.
18416 (noce_try_abs): Likewise.
18417 (noce_try_sign_mask): Likewise.
18418 (noce_try_bitop): Likewise.
18419 (noce_convert_multiple_sets): Likewise.
18420 (noce_process_if_block): Print if_info->transform_name to
18421 dump_file if transformation succeeded.
18423 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18425 * config/arm/cortex-a57.md (cortex_a57_alu):
18428 2016-06-08 Martin Sebor <msebor@redhat.com>
18429 Jakub Jelinek <jakub@redhat.com>
18433 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
18434 BUILT_IN_MUL_OVERFLOW_P): New builtins.
18435 * builtins.c: Include gimple-fold.h.
18436 (fold_builtin_arith_overflow): Handle
18437 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
18438 (fold_builtin_3): Likewise.
18439 * doc/extend.texi (Integer Overflow Builtins): Document
18440 __builtin_{add,sub,mul}_overflow_p.
18442 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
18444 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
18445 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
18447 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
18449 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
18450 Rewrite, looking one level down for records and arrays.
18452 2016-06-08 David Malcolm <dmalcolm@redhat.com>
18454 * pretty-print.c: Include "selftest.h".
18455 (pp_format): Fix comment.
18456 (identifier_to_locale): Likewise.
18457 (selftest::test_basic_printing): New function.
18458 (selftest::assert_pp_format): New function.
18459 (selftest::test_pp_format): New function.
18460 (selftest::pretty_print_c_tests): New function.
18461 * selftest-run-tests.c (selftest::run_tests): Call
18462 selftest::pretty_print_c_tests.
18463 * selftest.h (pretty_print_c_tests): New declaration.
18465 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18467 * invoke.texi (max-loop-headers-insns): Document.
18468 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
18469 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
18470 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
18472 2016-06-08 Richard Biener <rguenther@suse.de>
18474 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
18475 on strided SLP loads and fall back to scalar loads in case
18476 we can't chunk them.
18478 2016-06-08 Richard Biener <rguenther@suse.de>
18480 PR tree-optimization/71452
18481 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
18482 type used for the SSA rewrite has enough precision to cover
18483 the dynamic type of the location.
18485 2016-06-08 Jakub Jelinek <jakub@redhat.com>
18486 Richard Biener <rguenther@suse.de>
18489 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
18490 the same as DECL_P (base0) for indirect_base0. Use equality_code
18491 in one further place.
18493 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
18495 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
18496 to one word if the field is known to overlap other words.
18497 (extract_bit_field_1): Likewise.
18498 (store_split_bit_field): Remove compensating code.
18499 (extract_split_bit_field): Likewise.
18501 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
18505 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
18507 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18509 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
18511 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
18512 (arch64_addpv4sf): Delete.
18513 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
18514 "gen_aarch64_addpv4sf".
18515 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
18517 (vpadds_f32): Likewise.
18518 (vpaddq_f32): Likewise.
18519 (vpaddq_f64): Likewise.
18521 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18523 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
18525 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
18526 to VALLF. Rename to "fabd<mode>3".
18527 "*fabd_scalar<mode>3): Delete.
18528 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
18530 (vabdd_f64): Likewise.
18531 (vabd_f32): Likewise.
18532 (vabd_f64): Likewise.
18533 (vabdq_f32): Likewise.
18534 (vabdq_f64): Likewise.
18536 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18538 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
18540 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
18541 "aarch64_rsqrts<mode>".
18542 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
18543 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
18545 (vrsqrtsd_f64): Likewise.
18546 (vrsqrts_f32): Likewise.
18547 (vrsqrts_f64): Likewise.
18548 (vrsqrtsq_f32): Likewise.
18549 (vrsqrtsq_f64): Likewise.
18551 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18553 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
18555 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
18556 "aarch64_rsqrte<mode>".
18557 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
18558 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
18560 (vrsqrted_f64): Likewise.
18561 (vrsqrte_f32): Likewise.
18562 (vrsqrte_f64): Likewise.
18563 (vrsqrteq_f32): Likewise.
18564 (vrsqrteq_f64): Likewise.
18566 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18568 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
18570 (fcvtzs): Likewise.
18571 (fcvtzu): Likewise.
18572 * config/aarch64/aarch64-simd.md
18573 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
18574 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
18575 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
18577 (vcvt_n_f32_u32): Likewise.
18578 (vcvt_n_s32_f32): Likewise.
18579 (vcvt_n_u32_f32): Likewise.
18580 (vcvtq_n_f32_s32): Likewise.
18581 (vcvtq_n_f32_u32): Likewise.
18582 (vcvtq_n_f64_s64): Likewise.
18583 (vcvtq_n_f64_u64): Likewise.
18584 (vcvtq_n_s32_f32): Likewise.
18585 (vcvtq_n_s64_f64): Likewise.
18586 (vcvtq_n_u32_f32): Likewise.
18587 (vcvtq_n_u64_f64): Likewise.
18588 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
18589 (VSDQ_SDI): Likewise.
18590 (fcvt_target): Support V4DI, V4SI and V2SI.
18591 (FCVT_TARGET): Likewise.
18593 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18595 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
18596 (TYPES_BINOP_SUS): Likewise.
18597 (aarch64_simd_builtin_data): Update include file name.
18598 (aarch64_builtins): Likewise.
18599 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
18600 for conversion between scalar float-point and fixed-point.
18602 (fcvtzs): Likewise.
18603 (fcvtzu): Likewise.
18604 * config/aarch64/aarch64.md
18605 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
18606 pattern for conversion between scalar float to fixed-pointer.
18607 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
18608 (UNSPEC_FCVTZS): New UNSPEC enumeration.
18609 (UNSPEC_FCVTZU): Likewise.
18610 (UNSPEC_SCVTF): Likewise.
18611 (UNSPEC_UCVTF): Likewise.
18612 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
18614 (vcvtd_n_f64_u64): Likewise.
18615 (vcvtd_n_s64_f64): Likewise.
18616 (vcvtd_n_u64_f64): Likewise.
18617 (vcvtd_n_f32_s32): Likewise.
18618 (vcvts_n_f32_u32): Likewise.
18619 (vcvtd_n_s32_f32): Likewise.
18620 (vcvts_n_u32_f32): Likewise.
18621 * config/aarch64/iterators.md (fcvt_target): Support integer to float
18623 (FCVT_TARGET): Likewise.
18624 (FCVT_FIXED2F): New iterator.
18625 (FCVT_F2FIXED): Likewise.
18626 (fcvt_fixed_insn): New define_int_attr.
18628 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18630 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
18631 some statements was removed.
18633 2016-06-08 Alan Hayward <alan.hayward@arm.com>
18635 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
18636 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
18637 (vect_can_advance_ivs_p): likewise.
18638 (vect_update_ivs_after_vectorizer): likewise.
18639 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
18640 (vect_analyze_scalar_cycles_1): likewise.
18641 (vect_analyze_loop_operations): likewise.
18642 (report_vect_op): likewise.
18643 (vect_is_slp_reduction): likewise.
18644 (vect_is_simple_reduction): likewise.
18645 (get_initial_def_for_induction): likewise.
18646 (vect_transform_loop): likewise.
18647 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
18648 (vect_recog_sad_pattern): likewise.
18649 (vect_recog_widen_sum_pattern): likewise.
18650 (vect_recog_widening_pattern): likewise.
18651 (vect_recog_divmod_pattern): likewise.
18652 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
18653 (vect_analyze_slp_instance): likewise.
18654 (vect_transform_slp_perm_load): likewise.
18655 (vect_schedule_slp_instance): likewise.
18657 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18659 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
18660 (return_prediction): PRED_CONST_RETURN predict return as not taken.
18661 * predict.def (PRED_CONTINUE): Change hitrate 50->67
18662 (PRED_LOOP_BRANCH): Document predictor as broken.
18663 (PRED_LOOP_EXIT): Change hitrate 91->92.
18664 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
18665 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
18666 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
18667 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
18668 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
18669 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
18670 (PRED_CALL): Chane hitrate 71->67.
18671 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
18672 (PRED_GOTO): Document as unused right now.
18673 (PRED_CONST_RETURN): Change hitrate 67->69
18674 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
18675 (PRED_NULL_RETURN): Change hitrate 91->90.
18676 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
18677 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
18678 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
18680 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
18682 * config/rs6000/altivec.h: Add __builtin_vec_mul.
18683 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
18684 special case Altivec builtin.
18685 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
18686 VSX_BUILTIN_VEC_MUL (replaced with special case code).
18687 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
18688 code for ALTIVEC_BUILTIN_VEC_MUL.
18689 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
18690 for __builtin_vec_mul.
18692 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
18694 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
18697 2016-06-07 David Malcolm <dmalcolm@redhat.com>
18699 * spellcheck.c (selftest::test_find_closest_string): New function.
18700 (spellcheck_c_tests): Call the above.
18702 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18704 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
18706 2016-06-07 Jakub Jelinek <jakub@redhat.com>
18708 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
18709 Yv=Yv,C alternatives.
18711 2016-06-07 Richard Biener <rguenther@suse.de>
18714 * common.opt (ffast-math): Make Optimization.
18716 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
18717 Prachi Godbole <prachi.godbole@imgtec.com>
18719 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
18720 `fabs' and `fneg' type attributes.
18721 (p5600_fpu_fabs): Add `fmove' to the comment.
18723 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18725 * gimple.c: Include builtins.h
18726 (gimple_inexpensive_call_p): New function.
18727 * gimple.h (gimple_inexpensive_call_p): Declare.
18728 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
18729 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
18732 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
18734 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
18735 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
18736 warning_at_rich_loc, warning_n, pedwarn, permerror,
18737 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
18738 sorry, fatal_error, internal_error, internal_error_no_backtrace):
18741 2016-06-07 Richard Biener <rguenther@suse.de>
18743 PR tree-optimization/71428
18744 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
18745 BIT_FIELD_REF op vs. load.
18747 2016-06-07 Richard Biener <rguenther@suse.de>
18749 PR middle-end/71423
18750 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
18753 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
18755 * config/pa/pa.md (call): Generate indirect long calls to non-local
18756 functions on TARGET_64BIT.
18757 (call_value): Likewise.
18759 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
18761 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
18762 pattern and subsequent splitters.
18763 (call_val_reg_64bit_post_reload): Likewise.
18765 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
18767 PR middle-end/71408
18768 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
18769 propagate_op_to_single_use.
18771 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
18773 PR middle-end/71281
18774 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
18776 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
18778 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
18779 (enum x86_dirflag_state): New enum.
18780 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
18781 (machine_function): Remove needs_cld.
18782 (ix86_current_function_needs_cld): Remove.
18783 * config/i386/i386.c (ix86_set_func_type): Set
18784 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
18785 (ix86_expand_prologue): Do not emit CLD here.
18786 (ix86_dirflag_mode_needed): New function.
18787 (ix86_dirflag_mode_entry): Ditto.
18788 (ix86_mode_needed): Handle X86_DIRFLAG entity.
18789 (ix86_mode_after): Ditto.
18790 (ix86_mode_entry): Ditto.
18791 (ix86_mode_exit): Ditto.
18792 (ix86_emit_mode_set): Ditto.
18793 * config/i386/i386.md (strmov_singleop): Set
18794 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
18795 Do not set ix86_current_function_needs_cld.
18797 (strset_singleop): Ditto.
18799 (cmpstrnqi_nz_1): Ditto.
18800 (cmpstrnqi_1): Ditto.
18801 (strlenqi_1): Ditto.
18803 2016-06-06 Jakub Jelinek <jakub@redhat.com>
18805 PR tree-optimization/71259
18806 * tree-vect-slp.c (vect_get_constant_vectors): For
18807 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
18808 one for constant op, and use COND_EXPR for non-constant.
18810 2016-06-06 David Malcolm <dmalcolm@redhat.com>
18812 * Makefile.in (OBJS): Add function-tests.o,
18813 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
18814 selftest-run-tests.o.
18815 (OBJS-libcommon): Add selftest.o.
18816 (OBJS-libcommon-target): Add selftest.o.
18817 (all.internal): Add "selftest".
18818 (all.cross): Likewise.
18819 (selftest): New phony target.
18820 (s-selftest): New target.
18821 (selftest-gdb): New phony target.
18822 (COLLECT2_OBJS): Add selftest.o.
18823 * bitmap.c: Include "selftest.h".
18824 (selftest::test_gc_alloc): New function.
18825 (selftest::test_set_range): New function.
18826 (selftest::test_clear_bit_in_middle): New function.
18827 (selftest::test_copying): New function.
18828 (selftest::test_bitmap_single_bit_set_p): New function.
18829 (selftest::bitmap_c_tests): New function.
18830 * common.opt (fself-test): New.
18831 * diagnostic-show-locus.c: Include "selftest.h".
18832 (make_range): New function.
18833 (test_range_contains_point_for_single_point): New function.
18834 (test_range_contains_point_for_single_line): New function.
18835 (test_range_contains_point_for_multiple_lines): New function.
18836 (assert_eq): New function.
18837 (test_get_line_width_without_trailing_whitespace): New function.
18838 (selftest::diagnostic_show_locus_c_tests): New function.
18839 * et-forest.c: Include "selftest.h".
18840 (selftest::test_single_node): New function.
18841 (selftest::test_simple_tree): New function.
18842 (selftest::test_disconnected_nodes): New function.
18843 (selftest::et_forest_c_tests): New function.
18844 * fold-const.c: Include "selftest.h".
18845 (selftest::assert_binop_folds_to_const): New function.
18846 (selftest::assert_binop_folds_to_nonlvalue): New function.
18847 (selftest::test_arithmetic_folding): New function.
18848 (selftest::fold_const_c_tests): New function.
18849 * function-tests.c: New file.
18850 * gimple.c: Include "selftest.h".
18851 Include "gimple-pretty-print.h".
18852 (selftest::verify_gimple_pp): New function.
18853 (selftest::test_assign_single): New function.
18854 (selftest::test_assign_binop): New function.
18855 (selftest::test_nop_stmt): New function.
18856 (selftest::test_return_stmt): New function.
18857 (selftest::test_return_without_value): New function.
18858 (selftest::gimple_c_tests): New function.
18859 * hash-map-tests.c: New file.
18860 * hash-set-tests.c: New file.
18861 * input.c: Include "selftest.h".
18862 (selftest::assert_loceq): New function.
18863 (selftest::test_accessing_ordinary_linemaps): New function.
18864 (selftest::test_unknown_location): New function.
18865 (selftest::test_builtins): New function.
18866 (selftest::test_reading_source_line): New function.
18867 (selftest::input_c_tests): New function.
18868 * rtl-tests.c: New file.
18869 * selftest-run-tests.c: New file.
18870 * selftest.c: New file.
18871 * selftest.h: New file.
18872 * spellcheck.c: Include "selftest.h".
18873 (selftest::levenshtein_distance_unit_test_oneway): New function,
18874 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
18875 (selftest::levenshtein_distance_unit_test): Likewise.
18876 (selftest::spellcheck_c_tests): Likewise.
18877 * toplev.c: Include selftest.h.
18878 (toplev::run_self_tests): New.
18879 (toplev::main): Handle -fself-test.
18880 * toplev.h (toplev::run_self_tests): New.
18881 * tree.c: Include "selftest.h".
18882 (selftest::test_integer_constants): New function.
18883 (selftest::test_identifiers): New function.
18884 (selftest::test_labels): New function.
18885 (selftest::tree_c_tests): New function.
18886 * tree-cfg.c: Include "selftest.h".
18887 (selftest::push_fndecl): New function.
18888 (selftest::test_linear_chain): New function.
18889 (selftest::test_diamond): New function.
18890 (selftest::test_fully_connected): New function.
18891 (selftest::tree_cfg_c_tests): New function.
18892 * vec.c: Include "selftest.h".
18893 (selftest::safe_push_range): New function.
18894 (selftest::test_quick_push): New function.
18895 (selftest::test_safe_push): New function.
18896 (selftest::test_truncate): New function.
18897 (selftest::test_safe_grow_cleared): New function.
18898 (selftest::test_pop): New function.
18899 (selftest::test_safe_insert): New function.
18900 (selftest::test_ordered_remove): New function.
18901 (selftest::test_unordered_remove): New function.
18902 (selftest::test_block_remove): New function.
18903 (selftest::reverse_cmp): New function.
18904 (selftest::test_qsort): New function.
18905 (selftest::vec_c_tests): New function.c.
18906 * wide-int.cc: Include selftest.h and wide-int-print.h.
18907 (selftest::from_int <wide_int>): New function.
18908 (selftest::from_int <offset_int>): New function.
18909 (selftest::from_int <widest_int>): New function.
18910 (selftest::assert_deceq): New function.
18911 (selftest::assert_hexeq): New function.
18912 (selftest::test_printing <VALUE_TYPE>): New function template.
18913 (selftest::test_ops <VALUE_TYPE>): New function template.
18914 (selftest::test_comparisons <VALUE_TYPE>): New function template.
18915 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
18917 (selftest::wide_int_cc_tests): New function.
18919 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18921 PR middle-end/37780
18922 * ifcvt.c (noce_try_ifelse_collapse): New function.
18924 (noce_process_if_block): Call noce_try_ifelse_collapse.
18925 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
18926 (simplify_ternary_operation): Use the above to simplify
18927 conditional CLZ/CTZ expressions.
18929 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18931 PR middle-end/37780
18932 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
18933 define_insn_and_split.
18935 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18937 PR middle-end/37780
18938 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
18940 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
18943 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
18944 Implicitly clobber memory for basic asm with non-empty assembler
18945 string. Use targetm.md_asm_adjust also here.
18946 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
18947 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
18948 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
18949 non-empty assembler string.
18950 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
18951 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
18952 (decode_asm_operands): Handle basic asm in PARALLEL block.
18953 (extract_insn): Handle basic asm in PARALLEL block.
18954 * doc/extend.texi: Mention new behavior of basic asm.
18955 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
18956 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
18957 branch_needs_nop_p): Use asm_noperands.
18959 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
18961 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
18962 Include the M7 SPARC DFA scheduler.
18963 New attribute v3pipe.
18964 Annotate insns with v3pipe where appropriate.
18965 Define cpu_feature vis4.
18966 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
18967 Add (V8QI "8") to vbits.
18968 Add insns {add,sub}v8qi3
18969 Add insns ss{add,sub}v8qi3
18970 Add insns us{add,sub}{v8qi,v4hi}3
18971 Add insns {min,max}{v8qi,v4hi,v2si}3
18972 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
18973 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
18974 * config/sparc/niagara4.md: Add a comment explaining the
18975 discrepancy between the documented latenty numbers and the
18977 * config/sparc/niagara7.md: New file.
18978 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
18979 supports SPARC5 and VIS 4.0 instructions.
18980 * configure: Regenerate.
18981 * config.in: Likewise.
18982 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
18983 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
18984 TARGET_CPU_niagara7.
18985 (ASM_CPU64_DEFAULT_SPEC): Likewise.
18986 (CPP_CPU_SPEC): Handle niagara7.
18987 (ASM_CPU_SPEC): Likewise.
18988 * config/sparc/sparc-opts.h (processor_type): Add
18989 PROCESSOR_NIAGARA7.
18990 (mvis4): New option.
18991 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
18992 (AS_NIAGARA7_FLAG): Define.
18993 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
18994 (CPP_CPU64_DEFAULT_SPEC): Likewise.
18995 (CPP_CPU_SPEC): Handle niagara7.
18996 (ASM_CPU_SPEC): Likewise.
18997 * config/sparc/sparc.c (niagara7_costs): Define.
18998 (sparc_option_override): Handle niagara7 and adjust cache-related
18999 parameters with better values for niagara cpus. Also support VIS4.
19000 (sparc32_initialize_trampoline): Likewise.
19001 (sparc_use_sched_lookahead): Likewise.
19002 (sparc_issue_rate): Likewise.
19003 (sparc_register_move_cost): Likewise.
19004 (dump_target_flag_bits): Support VIS4.
19005 (sparc_vis_init_builtins): Likewise.
19006 (sparc_builtins): Likewise.
19007 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
19009 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
19011 * config/sparc/sparc.opt (sparc_processor_type): New value
19013 * config/sparc/visintrin.h (__attribute__): Prototypes for the
19015 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
19017 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
19020 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
19022 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
19024 2016-06-06 Richard Biener <rguenther@suse.de>
19026 PR tree-optimization/71398
19027 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
19030 2016-06-05 James Bowman <james.bowman@ftdichip.com>
19032 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
19033 ft32_expand_prolog, ft32_expand_epilogue):
19034 Handle pretend_args.
19035 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
19036 * config/ft32/ft32.md: Add pretend_returner.
19038 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
19041 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
19042 Copy op1 RTX to avoid invalid sharing.
19043 (ix86_expand_vector_move_misalign): Ditto.
19045 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
19047 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
19050 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
19052 * predict.c (predicted_by_loop_heuristics_p): New function.
19053 (predict_iv_comparison): Use it.
19054 (predict_loops): Walk from innermost loops; do not predict edges
19055 leaving multiple loops multiple times; implement
19056 PRED_LOOP_ITERATIONS_MAX heuristics.
19057 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
19059 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
19061 * cfg.c (check_bb_profile): Do not report mismatched profiles when
19062 only edges out of BB are EH edges.
19064 2016-06-04 Martin Sebor <msebor@redhat.com>
19065 Marcin Baczyński <marbacz@gmail.com>
19068 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
19069 a void expression in a void function.
19071 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
19073 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
19074 aux; dump reasons of decisions.
19075 (should_duplicate_loop_header_p): Likewise.
19076 (do_while_loop_p): Likewise.
19077 (ch_base::copy_headers): Dump asi num insns duplicated.
19079 2016-06-04 Jakub Jelinek <jakub@redhat.com>
19081 PR tree-optimization/71405
19082 * tree-ssa.c (execute_update_addresses_taken): For clobber with
19083 incompatible type, build a new clobber with the right type instead
19084 of building a VIEW_CONVERT_EXPR around it.
19086 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
19088 PR tree-optimization/52171
19089 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
19090 by_pieces_ninsns instead of move_by_pieces_ninsns.
19092 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
19094 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
19095 for reg+reg addressing mode.
19097 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19099 * rs6000-c.c (c/c-tree.h): Add #include.
19100 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
19101 in C++ when found in the base position of vec_ld or vec_st.
19103 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
19105 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
19106 use of profile unless profile status is PROFILE_READ.
19107 * profile.c (compute_branch_probabilities): Set profile status
19108 only after reporting predictor hitrates.
19110 2016-06-03 Joseph Myers <joseph@codesourcery.com>
19114 * common.opt (ffp-int-builtin-inexact): New option.
19115 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
19116 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
19117 (ceil@var{m}2): Document dependence on this option.
19118 * ipa-inline-transform.c (inline_call): Handle
19119 flag_fp_int_builtin_inexact.
19120 * ipa-inline.c (can_inline_edge_p): Likewise.
19121 * config/i386/i386.md (rintxf2): Do not test
19122 flag_unsafe_math_optimizations.
19123 (rint<mode>2_frndint): New define_insn.
19124 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
19125 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
19126 for 387 instead of extending and truncating.
19127 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
19128 !flag_trapping_math instead of flag_unsafe_math_optimizations.
19129 Change to frndint<mode>2_<rounding>.
19130 (frndintxf2_<rounding>_i387): Likewise. Change to
19131 frndint<mode>2_<rounding>_i387.
19132 (<rounding_insn>xf2): Likewise.
19133 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
19134 !flag_trapping_math instead of flag_unsafe_math_optimizations for
19135 x87. Test TARGET_ROUND || !flag_trapping_math ||
19136 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
19137 SSE. Use ROUND_NO_EXC in constant operand of
19138 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
19139 for 387 instead of extending and truncating.
19141 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
19142 Julia Koval <julia.koval@intel.com>
19154 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
19155 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
19156 all registers, except for function return registers if there are
19157 no caller-saved registers.
19158 (ix86_set_func_type): New function.
19159 (ix86_set_current_function): Call ix86_set_func_type to set
19160 no_caller_saved_registers and func_type. Call reinit_regs if
19161 caller-saved registers are changed. Don't allow MPX, SSE, MMX
19162 nor x87 instructions in interrupt handler nor function with
19163 no_caller_saved_registers attribute.
19164 (ix86_function_ok_for_sibcall): Return false if there are no
19165 caller-saved registers.
19166 (type_natural_mode): Don't warn ABI change for MMX in interrupt
19168 (ix86_function_arg_advance): Skip for callee in interrupt handler.
19169 (ix86_function_arg): Return special arguments in interrupt handler.
19170 (ix86_promote_function_mode): Promote pointer to word_mode only
19171 for normal functions.
19172 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
19174 (ix86_epilogue_uses): New function.
19175 (ix86_hard_regno_scratch_ok): Likewise.
19176 (ix86_save_reg): Preserve all registers in interrupt handler
19177 after reload. Preserve all registers, except for function return
19178 registers, if there are no caller-saved registers after reload.
19179 (find_drap_reg): Always use callee-saved register if there are
19180 no caller-saved registers.
19181 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
19182 for interrupt handler.
19183 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
19184 Emit cld instruction if stringops are used in interrupt handler
19185 or interrupt handler isn't a leaf function.
19186 (ix86_expand_epilogue): Generate interrupt return for interrupt
19187 handler and pop the 'ERROR_CODE' off the stack before interrupt
19188 return in exception handler.
19189 (ix86_expand_call): Disallow calling interrupt handler directly.
19190 If there are no caller-saved registers, mark all registers that
19191 are clobbered by the call which returns as clobbered.
19192 (ix86_handle_no_caller_saved_registers_attribute): New function.
19193 (ix86_handle_interrupt_attribute): Likewise.
19194 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
19196 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
19197 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
19198 accumulation in interrupt function if stack may be realigned to
19200 (EPILOGUE_USES): New.
19201 (function_type): New enum.
19202 (machine_function): Add func_type and no_caller_saved_registers.
19203 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
19204 (interrupt_return): New pattern.
19205 * doc/extend.texi: Document x86 interrupt and
19206 no_caller_saved_registers attributes.
19208 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
19210 PR tree-optimization/52171
19211 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
19212 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
19213 Look for constant strings. Move some code to emit_block_cmp_hints
19215 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
19216 * defaults.h (COMPARE_MAX_PIECES): New macro.
19217 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
19218 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
19219 (clear_by_pieces_1): Don't declare. Move definition before use.
19220 (can_do_by_pieces): New static function.
19221 (can_move_by_pieces): Use it. Return bool.
19222 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
19223 OP. All callers changed. Handle COMPARE_BY_PIECES.
19224 (class pieces_addr); New.
19225 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
19226 pieces_addr::adjust, pieces_addr::increment_address,
19227 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
19229 (class op_by_pieces_d): New.
19230 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
19232 (class move_by_pieces_d, class compare_by_pieces_d,
19233 class store_by_pieces_d): New subclasses of op_by_pieces_d.
19234 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
19235 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
19236 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
19237 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
19238 compare_by_pieces_d::finish_mode): New member functions.
19239 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
19241 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
19242 (emit_block_cmp_hints): New function.
19243 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
19244 use the newly defined classes.
19245 * expr.h (by_pieces_constfn): New typedef.
19246 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
19247 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
19248 (move_by_pieces_ninsns): Don't declare.
19249 (can_move_by_pieces): Change return value to bool.
19250 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
19251 (compare_by_pieces_branch_ratio): New hook.
19252 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
19253 (by_pieces_ninsns): Declare.
19254 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
19256 (default_compare_by_pieces_branch_ratio): New function.
19257 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
19258 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
19259 * doc/tm.texi: Regenerate.
19260 * tree-ssa-strlen.c: Include "builtins.h".
19261 (handle_builtin_memcmp): New static function.
19262 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
19263 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
19265 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19267 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
19268 relevant stmts which are simple and invariant.
19269 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
19270 instead of simple and invariant
19272 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19274 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
19275 (vectorizable_reduction): Check for new relevant state.
19276 (vectorizable_live_operation): vectorize live stmts using
19277 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
19278 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
19279 (vect_stmt_relevant_p): Check for stmts which are only used live.
19280 (process_use): Use of a stmt does not inherit it's live value.
19281 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
19282 (vect_analyze_stmt): Check for new relevant state.
19283 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
19284 outside the loop, but not inside it.
19286 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19288 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
19289 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
19290 (vect_get_vec_def_for_operand): Split out code.
19292 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
19294 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
19296 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19298 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
19300 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19302 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
19304 2016-06-03 Jakub Jelinek <jakub@redhat.com>
19306 PR middle-end/71387
19307 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
19308 to noreturn e->callee->decl that has void return type and void
19309 arguments, adjust gimple_call_fntype and remove lhs even if it had
19310 previously addressable type.
19312 2016-06-02 Jeff Law <law@redhat.com>
19314 PR tree-optimization/71328
19315 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
19316 error when checking for a jump back onto the copied path.
19318 2016-06-02 David Malcolm <dmalcolm@redhat.com>
19320 * config/microblaze/microblaze.c (get_branch_target): Add return
19321 NULL_RTX for the non-CALL_P case.
19322 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
19323 (insert_wic): Remove unused local "j".
19325 2016-06-02 Martin Liska <mliska@suse.cz>
19327 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
19329 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
19330 Julia Koval <julia.koval@intel.com>
19332 * function.c (assign_parm_setup_stack): Force source into a
19333 register if needed.
19334 * target.def (function_incoming_arg): Update documentation to
19335 allow arbitrary address computation based on hard register.
19336 * doc/tm.texi: Regenerated.
19338 2016-06-02 Martin Liska <mliska@suse.cz>
19340 * predict.c (combine_predictions_for_bb): Fix first match in
19341 cases where a first predictor contains more than one occurence
19342 in list of predictors. Take the best value in such case.
19344 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19346 PR rtl-optimization/71295
19347 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
19348 offset would go over the size of the inner mode reject it.
19350 2016-06-02 Jakub Jelinek <jakub@redhat.com>
19352 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
19353 x=x,x and v=v,m instead of x=x,m.
19355 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
19356 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
19357 alternative to v=rm,C.
19359 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
19360 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
19361 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
19362 instead of vex for the last two above mentioned alternatives.
19364 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19367 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
19369 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
19371 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
19373 2016-06-01 David Malcolm <dmalcolm@redhat.com>
19375 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
19376 from int to unsigned.
19378 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
19380 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
19381 alternatives, eliminating preferred register class. Add support
19382 for the MTVSRDD instruction in ISA 3.0.
19383 (vsx_splat_v4si_internal): Use splat_input_operand instead of
19384 reg_or_indexed_operand.
19385 (vsx_splat_v4sf_internal): Likewise.
19387 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
19390 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
19391 for loading up all 0's or all 1's.
19393 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
19395 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
19397 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
19399 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
19401 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
19402 * gcc.c (set_source_date_epoch_envvar): New function, sets
19403 the SOURCE_DATE_EPOCH environment variable to the current time.
19405 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
19407 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
19408 the factor for live Phi nodes.
19410 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
19412 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
19413 * tree-parloops.c (parallelize_loops): likewise.
19414 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
19415 tree_unswitch_outer_loop): likewise.
19417 2016-06-01 Jakub Jelinek <jakub@redhat.com>
19419 PR middle-end/71371
19420 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
19421 around creation of the temporary.
19423 2016-06-01 Richard Biener <rguenther@suse.de>
19425 PR tree-optimization/71366
19426 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
19427 (unloop_loops): Move removing edges here ...
19428 (try_unroll_loop_completely): ... from here.
19429 (try_peel_loop): ... and here.
19430 (tree_unroll_loops_completely_1): Track parent loops via
19431 bitmap of header BBs.
19432 (tree_unroll_loops_completely): Adjust for that.
19434 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
19436 * config/rs6000/altivec.h (vec_slv): New macro.
19437 (vec_srv): New macro.
19438 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
19439 (UNSPEC_VSRV): New value.
19442 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
19443 (vsrv): New builtin definition.
19444 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
19445 define argument types for new builtin.
19446 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
19448 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
19451 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
19452 Jocelyn Mayer <l_indien@magic.fr>
19455 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
19456 detect processor family for signature_CENTAUR_ebx.
19457 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
19458 signature_CENTAUR_ebx.
19459 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
19460 <default>: Pass x86-64 for has_longmode.
19462 2016-06-01 Nathan Sidwell <nathan@acm.org>
19464 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
19467 2016-06-01 Richard Biener <rguenther@suse.de>
19469 PR tree-optimization/71261
19470 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
19471 of stmts successfully put in the bool pattern. Remove
19472 single-use restriction.
19473 (adjust_bool_pattern_cast): Add cast at the use site via the
19474 pattern def sequence.
19475 (adjust_bool_pattern): Remove recursion, maintain a hash-map
19476 of patterned defs. Use the pattern def seqence instead of
19477 multiple independent patterns.
19478 (sort_after_uid): New qsort compare function.
19479 (adjust_bool_stmts): New function to process stmts in the bool
19480 pattern in IL order.
19481 (vect_recog_bool_pattern): Adjust.
19482 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
19483 (ifcvt_walk_pattern_tree): Likewise.
19484 (stmt_is_root_of_bool_pattern): Likewise.
19485 (ifcvt_repair_bool_pattern): Likewise.
19486 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
19488 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
19490 * loop-unroll.c (decide_unroll_constant_iterations,
19491 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
19492 likely upper bounds.
19493 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
19495 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
19497 * tree-core.h (enum omp_clause_code): Remove
19498 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
19500 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19502 * config/arm/sync.md (arm_store_exclusive<mode>):
19503 Use 'H' output modifier on operands[2] rather than creating a new
19504 entry in out-of-bounds memory of the operands array.
19505 (arm_store_release_exclusivedi): Likewise.
19507 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19509 * config/arm/arm.c (arm_fusion_enabled_p): New function.
19510 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
19511 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
19512 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
19514 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
19516 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
19517 into account live statements for mask producers.
19519 2016-06-01 Richard Biener <rguenther@suse.de>
19521 PR tree-optimization/71311
19522 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
19523 restrict to non-INTEGER_CST @0.
19525 2016-06-01 Richard Biener <rguenther@suse.de>
19527 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
19528 (relational patterns): Use :c to avoid pattern duplications.
19530 2016-06-01 Richard Biener <rguenther@suse.de>
19532 * genmatch.c (comparison_code_p): New predicate.
19533 (swap_tree_comparison): New function.
19534 (commutate): Add for_vec parameter to append new for entries.
19535 Support commutating relational operators by swapping it alongside
19537 (lower_commutative): Adjust.
19538 (dt_simplify::gen): Do not pass artificial operators to gen
19540 (decision_tree::gen): Do not add artificial operators as parameters.
19541 (parser::parse_expr): Verify operator commutativity when :c is
19542 applied. Allow :C to override this.
19543 * match.pd: Adjust patterns to use :C instead of :c where required.
19545 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
19547 PR tree-optimization/71077
19548 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
19549 the combining step, use boolean_false_node and boolean_true_node
19550 as the designated false/true return values.
19552 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19554 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
19555 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
19556 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
19559 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19561 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
19562 of flags impliying the register renaming.
19563 * toplev.c (process_options): Do not imply flag_rename_registers with
19566 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19568 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
19569 default implementation.
19571 2016-05-31 Nathan Sidwell <nathan@acm.org>
19573 * dwarf2out.c (cur_line_info_table): Add GTY marker.
19575 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19577 * config/sh/constraints.md (b): Remove constraint.
19578 * config/sh/predicates.md (arith_reg_operand): Remove
19580 * config/sh/sh-modes.def (PDI): Remove.
19581 * config/sh/sh.c (sh_target_reg_class,
19582 sh_optimize_target_register_callee_saved): Remove functions.
19583 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
19584 (sh_expand_epilogue): Update comment.
19585 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
19586 sh_secondary_reload): Remove TARGET_REGS related code.
19587 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
19588 TARGET_REGISTER_P): Remove macros.
19589 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
19590 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
19591 TR1_REG, TR2_REG): Remove constants.
19592 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
19594 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19596 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
19597 define_expand patterns.
19598 (adddi3_compact): Rename to adddi3.
19599 (subdi3_compact): Rename to subdi3.
19600 (*negdi2): Rename to negdi2.
19601 (*abs<mode>2): Rename to abs<mode>2.
19603 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19605 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
19606 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
19607 (atomic_sub_fetchsi): ... this new pattern.
19608 (mvtc): Add CC_REG clobber.
19610 2016-05-31 Marek Polacek <polacek@redhat.com>
19612 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
19614 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19616 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
19617 aarch64_fusion_enabled_p to check for fusion capabilities.
19619 2016-05-31 Richard Biener <rguenther@suse.de>
19621 PR tree-optimization/71352
19622 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
19623 minus one and a negate.
19625 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19627 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
19628 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
19630 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
19631 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
19632 Remove use of aarch64_simd_attr_length_move, set length attribute
19634 (*aarch64_be_movoi): Likewise.
19635 (*aarch64_be_movci): Likewise.
19636 (*aarch64_be_movxi): Likewise.
19638 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19640 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
19641 It no longer does that.
19642 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
19644 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
19646 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
19647 attribute __unused__.
19649 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
19651 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
19652 * config/arm/arm.c (arm_arch_thumb1): Define.
19653 (arm_option_override): Initialize arm_arch_thumb1.
19654 * config/arm/arm.h (arm_arch_thumb1): Declare.
19655 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
19656 support Thumb-1 ISA.
19658 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
19661 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
19662 `Yv' for scalar operand.
19664 2016-05-31 Tom de Vries <tom@codesourcery.com>
19666 PR tree-optimization/69068
19667 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
19668 phis with more than two args.
19670 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
19672 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
19673 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
19676 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
19678 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
19680 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19682 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
19683 cpu_32, cpu_64, tune_32 and tune_64.
19684 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
19686 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
19688 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
19690 2016-05-30 Andi Kleen <ak@linux.intel.com>
19692 * auto-profile.c (read_profile): Replace asserts with errors
19693 when file does not exist.
19694 * gcov-io.c (gcov_read_words): Dito.
19696 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19698 * tree-cfg.c (print_loop): Print likely upper bounds.
19700 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19702 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
19703 * opts.c (default_options): Enable peel loops at -O3.
19704 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
19705 (try_peel_loop): Do not re-peel already peeled loops;
19706 use likely upper bounds; fix profile updating.
19707 (pass_complete_unroll::execute): Initialize peeled_loops.
19709 2016-05-30 Martin Liska <mliska@suse.cz>
19711 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
19712 computed costs by frequency of BB they belong to.
19713 (get_scaled_computation_cost_at): New function.
19715 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
19716 Marc Glisse <marc.glisse@inria.fr>
19718 PR tree-optimization/71289
19719 * match.pd (-1 / B < A, A > -1 / B): New transformations.
19721 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19723 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
19725 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19727 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
19728 for peeled copies; avoid underflow when updating estimates; correctly
19729 scale loop profile.
19731 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19733 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
19734 r236875. Corrected oe3 to oe2 as obvious.
19736 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19738 PR middle-end/71269
19739 PR middle-end/71252
19740 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
19741 that inserted stmt will not dominate stmts that defines its operand.
19742 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
19743 (rewrite_expr_tree_parallel): Likewise.
19745 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19747 PR middle-end/71252
19748 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
19749 all fields including stmt_to_insert are swapped.
19751 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19753 * predict.h (force_edge_cold): Declare.
19754 * predict.c (force_edge_cold): New function.
19755 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
19757 (canonicalize_loop_induction_variables): Fix formating.
19759 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
19761 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
19762 (visium_expand_copysign): Use gen_int_mode directly.
19763 (visium_compute_frame_size): Minor tweaks.
19765 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19767 * tree-vect-loop.c (vect_analyze_loop_2): Use
19768 likely_max_stmt_executions_int.
19770 2016-05-30 Tom de Vries <tom@codesourcery.com>
19772 PR tree-optimization/69067
19773 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
19775 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
19778 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
19779 New peepholes to remove unneeded fild/fistp pairs.
19780 (define_peephole2 atomic_loaddi_fpu): Ditto.
19782 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19784 * predict.c (maybe_hot_frequency_p): Avoid division.
19786 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
19788 * doc/install.texi: Use https for shop.fsf.org.
19790 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19792 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
19793 likely_max_stmt_executions_int.
19795 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19797 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
19798 likely_max_stmt_executions_int.
19800 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19802 * profile.c (compute_branch_probabilities): Do not report hitrates
19804 (branch_prob): Report hitrates here.
19805 * predict.c (gimple_predict_edge): Do not assert profile status;
19806 fix formatting issues.
19808 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19810 * predict.c (edge_predicted_by_p): New function.
19811 (predict_paths_for_bb): Do not put multiple predictions of the same type
19814 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19816 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
19819 2016-05-28 Alan Modra <amodra@gmail.com>
19821 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
19823 2016-05-28 Alan Modra <amodra@gmail.com>
19825 PR rtl-optimization/71275
19826 * ira.c (ira): Free dominance info.
19828 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
19830 * doc/sourcebuild.texi: New address for upstream Go repository.
19832 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
19834 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
19835 (TARGET_ARM_V7M): Likewise.
19837 2016-05-26 Jeff Law <law@redhat.com>
19839 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
19840 (thread_across_edge): Remove calls to find_jump_threads_backwards.
19841 * passes.def: Add jump threading passes before DOM/VRP.
19842 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
19843 argument to a basic block from an edge. Remove tests which are
19845 (pass_data_thread_jumps, class pass_thread_jumps): New.
19846 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
19847 (make_pass_thread_jumps): Likewise.
19848 * tree-pass.h (make_pass_thread_jumps): Declare.
19850 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
19852 * config/visium/visium-protos.h (split_double_move): Rename into...
19853 (visium_split_double_move): ...this.
19854 (visium_split_double_add): Declare.
19855 * config/visium/visium.c (split_double_move): Rename into...
19856 (visium_split_double_move): ...this.
19857 (visium_split_double_add): New function.
19858 (visium_expand_copysign): Renumber operands for consistency.
19859 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
19860 (DFmode move splitter): Likewise.
19861 (*addi3_insn): Split by means of visium_split_double_add.
19862 (*adddi3_insn_flags): Delete.
19863 (*plus_plus_sltu<subst_arith>): New insn.
19864 (*subdi3_insn): Split by means of visium_split_double_add.
19865 (subdi3_insn_flags): Delete.
19866 (*minus_minus_sltu<subst_arith>): New insn.
19867 (*negdi2_insn): Split by means of visium_split_double_add.
19868 (*negdi2_insn_flags): Delete.
19870 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
19872 * configure.ac: Treat a --with-headers option without argument
19873 the same as the default (i.e. consult sys-include directory).
19874 * configure: Regenerate.
19876 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19878 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
19879 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
19881 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
19882 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
19884 2016-05-27 Jiong Wang <jiong.wang@arm.com>
19887 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
19888 tree-stdarg analysis results.
19889 (aarch64_setup_incoming_varargs): Likewise.
19891 2016-05-27 Jiong Wang <jiong.wang@arm.com>
19893 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
19894 va_list_gpr_counter_field and va_list_fpr_counter_field.
19896 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
19899 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
19900 * config/aarch64/aarch64.c
19901 (aarch64_cannot_change_mode_class): Remove function.
19902 * config/aarch64/aarch64-protos.h
19903 (aarch64_cannot_change_mode_class): Remove.
19905 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19907 * cfgloop.c (record_niter_bound): Record likely upper bounds.
19908 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
19909 get_likely_max_loop_iterations_int): New.
19910 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
19911 any_likely_upper_bound.
19912 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
19914 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
19915 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
19917 (unroll_loop_constant_iterations): Likewise.
19918 (unroll_loop_runtime_iterations): Likewise.
19919 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
19920 * lto-streamer-out.c (output_cfg): Likewise.
19921 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
19923 (canonicalize_loop_induction_variables): Dump likely upper bounds.
19924 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
19925 (likely_max_loop_iterations): New.
19926 (likely_max_loop_iterations_int): New.
19927 (likely_max_stmt_executions): New.
19928 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
19929 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
19930 likely_max_stmt_executions): Declare.
19932 2016-05-27 Marek Polacek <polacek@redhat.com>
19934 PR middle-end/71308
19935 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
19937 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19939 * config/s390/s390.md (2x risbg splitters): Use
19940 reg_overlap_mentioned_p instead of rtx_equal_p.
19942 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
19944 * combine.c (make_compound_operation): Take known zero bits into
19945 account when checking for possible zero_extend.
19947 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19949 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
19950 Use const_int_operand for operand 2 predicate. Simplify expand code
19953 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
19955 PR middle-end/71279
19956 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
19959 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19961 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
19962 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
19963 that returns CC_SESWPmode and CC_ZESWPmode.
19964 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
19966 (aarch64_rtx_costs): Likewise.
19968 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
19970 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
19971 for ISA 3.0 min/max support.
19972 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
19973 conditional move support.
19974 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
19975 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
19977 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
19978 conditional moves where the comparison type is different from move
19980 (fp_minmax): New code iterator for smin/smax.
19981 (minmax): New code attributes for min/max.
19982 (SMINMAX): Likewise.
19983 (smax<mode>3): Combine min, max insns into one insn using the
19984 fp_minmax code iterator. Add support for ISA 3.0 min/max
19985 instructions that don't need -ffast-math.
19986 (s<minmax><mode>3): Likewise.
19987 (smax<mode>3_vsx): Likewise.
19988 (smin<mode>3): Likewise.
19989 (s<minmax><mode>3_vsx): Likewise.
19990 (smin<mode>3_vsx): Likewise.
19991 (pre-VSX min/max splitters): Likewise.
19992 (s<minmax><mode>3_fpr): Likewise.
19993 (movsfcc): Rewrite floating point conditional moves to combine
19994 SFmode/DFmode into a single insn.
19995 (mov<mode>cc): Likewise.
19996 (movdfcc): Likewise.
19997 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
19998 SFDF2 iterators to handle all combinations.
19999 (fseldfsf4): Likewise.
20000 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
20001 (fseldfdf4): Likewise.
20002 (fselsfdf4): Likewise.
20003 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
20004 comparison instructions that set a 0/-1 mask, and use it for
20005 floating point conditional move via XXSEL.
20006 (fpmask<mode>): Likewise.
20007 (xxsel<mode>): Likewise.
20008 * config/rs6000/predicates.md (min_max_operator): Delete, no
20010 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
20011 instructions that generate a 0/-1 mask for use with XXSEL.
20012 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
20013 say whether floating point min/max is available, either through
20014 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
20015 (TARGET_MINMAX_DF): Likewise.
20017 2016-05-27 Alan Modra <amodra@gmail.com>
20019 PR rtl-optimization/71275
20020 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
20021 for update_equiv_regs and combine_and_move_insns.
20023 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
20025 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
20026 if_then_else or cond RTXes to calculate attribute value.
20027 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
20028 <attr "length_immediate>: Ditto.
20029 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
20030 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
20031 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
20032 <attr "type">: Ditto.
20033 <attr "prefix_data16">: Ditto.
20034 <attr "prefix_extra">: Ditto.
20035 <attr "length_immediate">: Ditto.
20036 <attr "prefix">: Ditto.
20037 (vec_set<mode>_0) <attr "isa">: Ditto.
20038 <attr "prefix_extra">: Ditto.
20039 <attr "length_immediate">: Ditto.
20040 <attr "prefix">: Ditto.
20041 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
20042 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
20043 (sse2_storelpd) <attr "prefix_data16">: Ditto.
20044 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
20045 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
20046 <attr "length_immediate">: Ditto.
20047 <attr "prefix">: Ditto.
20048 (sse2_movsd) <attr "length_immediate">: Ditto.
20049 <attr "prefix">: Ditto.
20050 (vec_concatv2df) <attr "isa">: Ditto.
20051 <attr "prefix">: Ditto.
20052 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
20053 (*vec_extractv2di_1) <attr "isa">: Ditto.
20054 <attr "type">: Ditto.
20055 <attr "length_immediate">: Ditto.
20056 <attr "prefix_rex">: Ditto.
20057 <attr "prefix_extra">: Ditto.
20058 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
20059 <attr "prefix_extra">: Ditto.
20060 <attr "length_immediate">: Ditto.
20061 (vec_concatv2di) <attr "isa">: Ditto.
20062 <attr "prefix_extra">: Ditto.
20063 <attr "length_immediate">: Ditto.
20064 <attr "prefix">: Ditto.
20066 2016-05-26 Martin Liska <mliska@suse.cz>
20068 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
20070 (operator+): Likewise.
20071 (operator-): Likewise.
20072 (comp_cost::operator+=): Likewise.
20073 (comp_cost::operator-=): Likewise.
20074 (comp_cost::operator/=): Likewise.
20075 (comp_cost::operator*=): Likewise.
20076 (operator<): Likewise.
20077 (operator==): Likewise.
20078 (operator<=): Likewise.
20079 (new_cost): Remove.
20080 (infinite_cost_p): Likewise.
20081 (add_costs): Likewise.
20082 (sub_costs): Likewise.
20083 (compare_costs): Likewise.
20084 (set_group_iv_cost): Use the newly introduced functions.
20085 (get_address_cost): Likewise.
20086 (get_shiftadd_cost): Likewise.
20087 (force_expr_to_var_cost): Likewise.
20088 (split_address_cost): Likewise.
20089 (ptr_difference_cost): Likewise.
20090 (difference_cost): Likewise.
20091 (get_computation_cost_at): Likewise.
20092 (determine_group_iv_cost_generic): Likewise.
20093 (determine_group_iv_cost_address): Likewise.
20094 (determine_group_iv_cost_cond): Likewise.
20095 (autoinc_possible_for_pair): Likewise.
20096 (determine_group_iv_costs): Likewise.
20097 (cheaper_cost_pair): Likewise.
20098 (iv_ca_recount_cost): Likewise.
20099 (iv_ca_set_no_cp): Likewise.
20100 (iv_ca_set_cp): Likewise.
20101 (iv_ca_cost): Likewise.
20102 (iv_ca_new): Likewise.
20103 (iv_ca_dump): Likewise.
20104 (iv_ca_narrow): Likewise.
20105 (iv_ca_prune): Likewise.
20106 (iv_ca_replace): Likewise.
20107 (try_add_cand_for): Likewise.
20108 (try_improve_iv_set): Likewise.
20109 (find_optimal_iv_set): Likewise.
20111 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
20113 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
20114 that internal functions will clobber all caller-saved registers.
20116 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20118 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
20119 Return a better case_values_threshold when optimizing.
20121 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20123 * config/aarch64/aarch64-simd.md (aarch64_combinez):
20124 Add ? to integer variant.
20125 (aarch64_combinez_be): Likewise.
20127 2016-05-26 Jakub Jelinek <jakub@redhat.com>
20129 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
20130 instead of x constraint.
20131 (vcvtps2ph256<mask_name>): Likewise.
20133 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
20134 alternative. Formatting fix.
20136 * config/i386/sse.md
20137 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
20139 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
20140 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
20141 maybe_evex prefix instead of vex.
20142 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
20143 EXT_REX_SSE_REG_P (op0) case in the splitter.
20145 2016-05-25 Jeff Law <law@redhat.com>
20147 PR tree-optimization/71272
20148 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
20149 Update comments. Add test for empty path.
20151 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
20153 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
20154 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
20155 special case builtin.
20156 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
20157 code for ALTIVEC_BUILTIN_VEC_CMPNE.
20158 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
20159 for __builtin_vec_cmpne.
20161 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
20163 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
20164 redundant test and bail out if the type of the new operand is not
20165 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
20167 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20169 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
20170 (x_ix86_target_flags_explicit): Remove.
20171 * config/i386/i386.c (ix86_function_specific_save): Do not copy
20172 x_ix86_target_flags_explicit.
20173 (ix86_function_specific_restore): Ditto.
20175 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20176 H.J. Lu <hongjiu.lu@intel.com>
20179 * common/config/i386/i386-common.c
20180 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
20181 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
20182 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
20183 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
20184 (-mgeneral-regs-only): Add new option.
20185 * config/i386/i386.c (ix86_option_override_internal): Don't enable
20186 x87 instructions if only general registers are allowed.
20187 (ix86_target_string): Add ix86_flags argument. Handle additional
20188 flags options through ix86_flags argument. Update all callers.
20189 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
20191 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20193 PR rtl-optimization/66940
20194 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
20195 decrementing desired_val will not overflow before performing these
20198 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
20200 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
20201 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
20202 * config/i386/i386.c (enum ix86_builtins): Add
20203 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
20204 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
20205 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
20206 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
20207 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
20208 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
20209 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
20210 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
20211 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
20212 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
20213 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
20214 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
20215 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
20216 __builtin_ia32_cvtps2dq512_mask.
20217 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
20218 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
20219 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
20220 * config/i386/sse.md
20221 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
20223 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
20224 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
20226 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
20227 (avx512f_vec_pack_sfix_v8df): New define_expand.
20228 (avx512f_roundpd512): Rename to ...
20229 (avx512f_round<castmode>512): ... this. Change iterator.
20230 (avx512f_roundps512_sfix): New define_expand.
20231 (round<mode>2_sfix): Change iterator.
20233 2016-05-25 Nick Clifton <nickc@redhat.com>
20235 * config/msp430/msp430.c (msp430_attr): Produce an error if a
20236 static interrupt handler is detected.
20237 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
20238 default linker script.
20239 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
20240 the low part of a symbolic pointer.
20242 2016-05-25 Richard Biener <rguenther@suse.de>
20244 PR tree-optimization/71261
20245 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
20246 interesting stmt instead of immediate uses when looking
20247 for the use operand to replace.
20249 2016-05-25 Martin Liska <mliska@suse.cz>
20251 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
20253 2016-05-25 Richard Biener <rguenther@suse.de>
20255 PR tree-optimization/71264
20256 * tree-vect-stmts.c (vect_init_vector): Properly deal with
20259 2016-05-25 Martin Liska <mliska@suse.cz>
20261 PR tree-optimization/71239
20262 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
20263 if DECL_SIZE is NULL.
20265 2016-05-25 Richard Biener <rguenther@suse.de>
20267 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
20268 * tree-if-conv.c (pass_data_if_conversion): Use it.
20270 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
20272 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
20273 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
20274 * varpool.c (varpool_node::get_availability): Likewise.
20276 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20278 * config/rs6000/altivec.md (VNEG iterator): New iterator for
20279 VNEGW/VNEGD instructions.
20280 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
20281 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
20282 support for ISA 3.0 VNEGW/VNEGD instructions.
20284 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
20286 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
20287 pointers inside OACC_DATA regions.
20288 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
20289 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
20290 (gimplify_adjust_omp_clauses): Fix typo in comment.
20292 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20294 * config/rs6000/altivec.md (VParity): New mode iterator for vector
20295 parity built-in functions.
20296 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
20298 (p9v_parity<mode>2): Likewise.
20299 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
20301 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
20302 (parity<mode>2): ISA 3.0 expander for vector parity.
20303 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
20305 (BU_P9_64BIT_MISC_0): Likewise.
20306 (BU_P9_MISC_0): Likewise.
20307 (BU_P9V_AV_1): Likewise.
20308 (BU_P9V_AV_2): Likewise.
20309 (BU_P9V_AV_3): Likewise.
20310 (BU_P9V_AV_P): Likewise.
20311 (BU_P9V_VSX_1): Likewise.
20312 (BU_P9V_OVERLOAD_1): Likewise.
20313 (BU_P9V_OVERLOAD_2): Likewise.
20314 (BU_P9V_OVERLOAD_3): Likewise.
20315 (VCTZB): Add vector count trailing zeros support.
20319 (VPRTYBD): Add vector parity support.
20320 (VPRTYBQ): Likewise.
20321 (VPRTYBW): Likewise.
20322 (VCTZ): Add overloaded vector count trailing zeros support.
20323 (VPRTYB): Add overloaded vector parity support.
20324 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20325 overloaded vector count trailing zeros and parity instructions.
20326 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
20327 vector parity support.
20328 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
20329 trailing zeros support.
20330 (vec_cntlz): Likewise.
20331 (vec_vctzb): Likewise.
20332 (vec_vctzd): Likewise.
20333 (vec_vctzh): Likewise.
20334 (vec_vctzw): Likewise.
20335 (vec_vprtyb): Add ISA 3.0 vector parity support.
20336 (vec_vprtybd): Likewise.
20337 (vec_vprtybw): Likewise.
20338 (vec_vprtybq): Likewise.
20339 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
20340 the ISA 3.0 vector count trailing zeros and vector parity built-in
20343 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20345 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
20346 when there is stmt_to_insert.
20348 2016-05-24 Martin Sebor <msebor@redhat.com>
20351 * tree.h (complete_or_array_type_p): New inline function.
20353 2016-05-24 Jakub Jelinek <jakub@redhat.com>
20355 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
20356 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
20357 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
20359 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
20360 Limit 1st alternative to noavx isa, split 2nd alternative into one
20361 noavx and one avx alternative, use *x and Bm in the former and
20362 x and m in the latter.
20364 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
20365 of sse4 for the first alternative, drop %v from the template
20366 and d operand modifier. Split second alternative into one sse4_noavx
20367 and one avx alternative, use *x instead of *v in the former and v
20368 instead of *v in the latter.
20369 (*sse4_1_extractps): Use noavx isa instead of * for the first
20370 alternative, drop %v from the template. Split second alternative into
20371 one noavx and one avx alternative, use *x instead of *v in the
20372 former and v instead of *v in the latter.
20373 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
20374 with noavx and the last one with avx.
20375 (sse4_1_phminposuw): Guard first alternative with noavx isa,
20376 split the second one into one noavx and one avx alternative,
20377 use *x and Bm in the former and x and m in the latter one.
20378 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
20381 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
20382 first two alternatives to noavx, use *x instead of *v in the second
20383 one, add avx alternative without *.
20384 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
20385 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
20386 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
20388 2016-05-24 Jeff Law <law@redhat.com>
20390 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
20391 New function, extracted from...
20392 (fsm_find_control_statement_thread_paths): Here. Use the new function.
20393 Allow simple copies and constant initializations in the SSA chain.
20395 2016-05-24 Marek Polacek <polacek@redhat.com>
20398 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
20401 2016-05-24 Jakub Jelinek <jakub@redhat.com>
20404 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
20405 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
20406 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
20407 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
20408 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
20410 2016-05-24 Richard Biener <rguenther@suse.de>
20412 PR tree-optimization/71240
20413 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
20416 2016-05-24 Richard Biener <rguenther@suse.de>
20418 PR tree-optimization/71230
20419 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
20421 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20423 * tree-vectorizer.h (vectorizable_comparison): Delete.
20424 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
20425 PURE_SLP_STMT check.
20426 * tree-vect-stmts.c (vectorizable_call): Likewise.
20427 (vectorizable_simd_clone_call): Likewise.
20428 (vectorizable_conversion): Likewise.
20429 (vectorizable_assignment): Likewise.
20430 (vectorizable_shift): Likewise.
20431 (vectorizable_operation): Likewise.
20432 (vectorizable_load): Likewise.
20433 (vectorizable_condition): Likewise.
20434 (vectorizable_store): Likewise. Assert that we don't have
20436 (vectorizable_comparison): Make static. Remove redundant
20437 PURE_SLP_STMT check.
20438 (vect_transform_stmt): Assert that we always have an slp_node
20441 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20443 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
20444 operands[2] against 1 with comparison against CONST1_RTX.
20445 (<shift>di3_neon): Likewise.
20446 * config/arm/predicates.md (const0_operand): Replace with comparison
20447 against CONST0_RTX.
20449 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20451 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
20452 operands[2] against 1 with comparison against CONST1_RTX.
20453 (ashrdi3): Likewise.
20454 (lshrdi3): Likewise.
20455 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
20457 (ashrsi3): Likewise.
20458 (lshrsi3): Likewise.
20459 (rotrsi3): Likewise.
20460 (define_split above *compareqi_eq0): Likewise.
20461 (define_split above "prologue"): Likewise.
20462 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
20463 * config/arm/predicates.md (shift_operator): Likewise.
20464 (shift_nomul_operator): Likewise.
20465 (sat_shift_operator): Likewise.
20466 (thumb1_cmp_operand): Likewise.
20467 (const_neon_scalar_shift_amount_operand): Replace manual range
20468 check with IN_RANGE.
20469 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
20470 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
20472 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20474 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
20475 with HOST_WIDE_INT_1.
20477 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
20478 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
20479 (arm_canonicalize_comparison): Likewise.
20480 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
20482 (thumb1_size_rtx_costs): Likewise.
20483 (vfp_const_double_index): Replace cast of 1 to unsigned
20484 HOST_WIDE_INT with HOST_WIDE_INT_1U.
20485 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
20487 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
20488 HOST_WIDE_INT with HOST_WIDE_INT_1U.
20489 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
20490 HOST_WIDE_INT with HOST_WIDE_INT_1.
20492 2016-05-24 Marek Polacek <polacek@redhat.com>
20494 * tree-cfg.h (should_remove_lhs_p): New predicate.
20495 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
20496 * gimplify.c (gimplify_modify_expr): Likewise.
20497 * tree-cfg.c (verify_gimple_call): Likewise.
20498 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
20499 * gimple-fold.c: Include "tree-cfg.h".
20500 (gimple_fold_call): Use should_remove_lhs_p.
20502 2016-05-24 Richard Biener <rguenther@suse.de>
20504 PR tree-optimization/71253
20505 * cfganal.h (control_dependences): Make robust against edge
20507 (control_dependences::control_dependences): Remove edge_list argument.
20508 (control_dependences::get_edge): Remove.
20509 (control_dependences::get_edge_src): Add.
20510 (control_dependences::get_edge_dest): Likewise.
20511 (control_dependences::m_el): Make a vector of edge src/dest index.
20512 * cfganal.c (control_dependences::find_control_dependence): Adjust.
20513 (control_dependences::control_dependences): Likewise.
20514 (control_dependences::~control_dependence): Likewise.
20515 (control_dependences::get_edge): Remove.
20516 (control_dependences::get_edge_src): Add.
20517 (control_dependences::get_edge_dest): Likewise.
20518 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
20520 (perform_tree_ssa_dce): Adjust.
20521 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
20523 (pass_loop_distribution::execute): Adjust. Do loop destroying
20524 conditional on changed.
20526 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20529 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
20530 return. Reindent transformation comment and mention the ARM state
20533 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20535 PR middle-end/71252
20536 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
20537 after build_and_add_sum creates new use stmt.
20539 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20541 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
20542 load_lanes/grouped_load classification comes first. Don't check
20543 whether the vectorization factor is a multiple of the group size
20546 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20548 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
20549 GROUP_GAP for single-element interleaving.
20550 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
20553 2016-05-24 Richard Biener <rguenther@suse.de>
20555 PR middle-end/70434
20557 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
20558 bases which are accessed with non-invariant indices.
20559 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
20560 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
20562 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20564 PR middle-end/71170
20565 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
20566 (add_to_ops_vec): Add stmt_to_insert.
20567 (add_repeat_to_ops_vec): Init stmt_to_insert.
20568 (insert_stmt_before_use): New.
20569 (transform_add_to_multiply): Remove mult_stmt insertion and add it
20571 (get_ops): Init stmt_to_insert.
20572 (maybe_optimize_range_tests): Likewise.
20573 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
20574 (rewrite_expr_tree_parallel): Likewise.
20575 (reassociate_bb): Likewise.
20577 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20580 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
20581 ISA 3.0 xxperm fusion alternative.
20582 (altivec_vperm_v8hiv16qi): Likewise.
20583 (altivec_vperm_<mode>_uns_internal): Likewise.
20584 (vperm_v8hiv4si): Likewise.
20585 (vperm_v16qiv8hi): Likewise.
20587 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20588 Kelvin Nilsen <kelvin@gcc.gnu.org>
20590 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
20591 vpermr/xxpermr on ISA 3.0.
20592 (altivec_expand_vec_perm_le): Likewise.
20593 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
20594 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
20597 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
20599 * config/i386/i386.h (IS_STACK_MODE): Enable for
20600 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
20601 SSE_FLOAT_MODE_P macros.
20602 * config/i386/i386.c (ix86_preferred_reload_class): Use
20603 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
20604 Cleanup regclass processing for CONST_DOUBLE_P.
20605 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
20606 (ix86_rtx_costs): Remove redundant TARGET_80387 check
20607 with IS_STACK_MODE macro.
20608 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
20610 (*movdf_internal): Use IS_STACK_MODE macro.
20611 (*movsf_internal): Ditto.
20613 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
20615 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
20616 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
20618 2016-05-23 Jeff Law <law@redhat.com>
20620 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
20622 (fsm_find_control_statement_thread_paths): Call it.
20624 2016-05-23 Martin Jambor <mjambor@suse.cz>
20627 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
20628 from_global_constant if t is not NULL.
20630 2016-05-23 Marek Polacek <polacek@redhat.com>
20633 * common.opt (Wswitch-unreachable): New option.
20634 * doc/invoke.texi: Document -Wswitch-unreachable.
20635 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
20638 2016-05-23 Bin Cheng <bin.cheng@arm.com>
20640 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
20641 TMR_INDEX is non-NULL.
20643 2016-05-23 Richard Biener <rguenther@suse.de>
20645 PR tree-optimization/71230
20646 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
20647 (try_special_add_to_ops): ... here. Always test for single-use.
20649 2016-05-23 Martin Jambor <mjambor@suse.cz>
20651 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
20652 default block if a PHI node in the original one would be resized.
20654 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20656 PR tree-optimization/58135
20657 * tree-vect-slp.c: When group size is not multiple
20658 of vector size, allow splitting of store group at
20661 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
20663 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
20665 2016-05-22 Jakub Jelinek <jakub@redhat.com>
20667 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
20668 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
20669 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
20672 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
20673 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
20674 v constraint instead of x and vinserti32x4 insn.
20676 * config/i386/sse.md (i128vldq): New mode iterator.
20677 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
20678 avx512dq and avx512vl alternatives.
20680 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
20681 constraint, use maybe_evex prefix instead of vex.
20682 (vec_dupv4sf): Use v constraint instead of x for output
20683 operand except for noavx alternative, use Yv constraint
20684 instead of x for input. Use maybe_evex prefix instead of vex.
20685 (*vec_dupv4si): Likewise.
20686 (*vec_dupv2di): Likewise.
20688 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
20690 PR middle-end/40921
20691 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
20692 (linearize_expr_tree): Call try_special_add_to_ops.
20693 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
20695 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20697 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
20698 to computed stack_usage.
20700 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
20703 * config/avr/avr.md (define_expand "mov<mode>"): If the source
20704 operand is subreg (symbol_ref) then move the symbol ref to register.
20706 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
20708 * tree.c (array_at_struct_end_p): Look through MEM_REF.
20710 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
20712 PR middle-end/71179
20713 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
20716 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
20718 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
20719 ranges by calling get_single_symbol and tidy up. Look more closely
20720 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
20722 2016-05-20 Jeff Law <law@redhat.com>
20724 * bitmap.c (bitmap_find_bit): Remove useless test.
20726 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
20728 * function.c (thread_prologue_and_epilogue_insns): Commit the
20729 insertion of the epilogue.
20731 2016-05-20 Martin Jambor <mjambor@suse.cz>
20733 PR tree-optimization/70884
20734 * tree-sra.c (initialize_constant_pool_replacements): Do not check
20735 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
20736 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
20737 of constant pool data as a reason for scalarization.
20739 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
20741 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
20742 for naked functions.
20743 (thumb1_expand_prologue): Likewise.
20745 2016-05-20 Nathan Sidwell <nathan@acm.org>
20747 * config/nvptx/nptx.c (nvptx_option_override): Only set
20748 flag_toplevel_reorder, if not explicitly specified. Set
20749 flag_no_common, unless explicitly specified.
20751 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20753 * calls.c (can_implement_as_sibling_call_p): Mark param
20754 reg_parm_stack_space with ATTRIBUTE_UNUSED.
20756 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
20758 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
20759 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
20760 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
20762 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
20763 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
20764 and CASE_CONST_ANY.
20766 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
20768 * config/nvptx/nvptx.md (sincossf3): New pattern.
20770 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20772 * calls.c (maybe_complain_about_tail_call): New function.
20773 (initialize_argument_information): Call
20774 maybe_complain_about_tail_call when clearing *may_tailcall.
20775 (can_implement_as_sibling_call_p): Call
20776 maybe_complain_about_tail_call when returning false.
20777 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
20778 ensure try_tail_call is set. Call maybe_complain_about_tail_call
20779 if tail-call optimization fails.
20780 * cfgexpand.c (expand_call_stmt): Initialize
20781 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
20782 * gimple-pretty-print.c (dump_gimple_call): Dump
20783 gimple_call_must_tail_p.
20784 * gimple.c (gimple_build_call_from_tree): Call
20785 gimple_call_set_must_tail with the value of
20786 CALL_EXPR_MUST_TAIL_CALL.
20787 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
20788 (gimple_call_set_must_tail): New function.
20789 (gimple_call_must_tail_p): New function.
20790 * print-tree.c (print_node): Update printing of TREE_STATIC
20791 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
20792 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
20793 trailing comment listing applicable flags.
20794 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
20796 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20798 * calls.c (expand_call): Move "Rest of purposes for tail call
20799 optimizations to fail" to...
20800 (can_implement_as_sibling_call_p): ...this new function, and
20801 split into multiple "if" statements.
20803 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20805 * cfgloop.h (expected_loop_iterations_unbounded,
20806 expected_loop_iterations): Unconstify.
20807 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
20808 profile with known upper bound; return 3 when profile is absent.
20809 (expected_loop_iterations): Update.
20811 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20813 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
20814 and get_max_loop_iterations_int.
20816 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20818 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
20819 realistic upper bounds here.
20821 2016-05-20 Jakub Jelinek <jakub@redhat.com>
20824 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
20825 calls if the LHS is variable length or has addressable type.
20826 If targets[0]->decl is a noreturn call with void return type and
20827 zero arguments, adjust fntype and remove lhs in that case.
20829 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
20831 PR tree-optimization/71079
20832 PR tree-optimization/71206
20833 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
20835 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20837 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
20838 (get_vec_alignment_for_array_decl): Likewise.
20839 (get_vec_alignment_for_record_decl): Likewise.
20840 (increase_alignment::execute): Move code to find alignment to
20841 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
20842 (type_align_map): New hash_map.
20844 2016-05-20 Richard Guenther <rguenther@suse.de>
20846 PR tree-optimization/29756
20847 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
20848 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
20849 * fold-const.c (operand_equal_p): Likewise.
20850 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
20851 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
20852 * tree-inline.c (estimate_operator_cost): Likewise.
20853 * tree-pretty-print.c (dump_generic_node): Likewise.
20854 * tree-ssa-operands.c (get_expr_operands): Likewise.
20855 * cfgexpand.c (expand_debug_expr): Likewise.
20856 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
20857 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
20858 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
20859 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
20860 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
20861 (execute_update_addresses_taken): Do it.
20863 2016-05-20 Richard Biener <rguenther@suse.de>
20865 PR tree-optimization/71185
20866 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
20867 register operations.
20869 2016-05-20 Richard Biener <rguenther@suse.de>
20871 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
20872 gimple_seq_add_seq_without_update.
20873 (release_bb_predicate): Assert we have no operands to free.
20874 (if_convertible_loop_p_1): Calculate post dominators later.
20875 Do not free BB predicates here.
20876 (combine_blocks): Do not recompute BB predicates.
20877 (version_loop_for_if_conversion): Save BB predicates around
20880 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
20882 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
20883 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
20884 code. Ignore sibcalls on EDGE_IGNORE edges.
20885 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
20886 on edges for sibcalls that run without prologue. The rest of the
20887 function is combined from...
20888 (fix_fake_fallthrough_edge): ... this, and ...
20889 (try_shrink_wrapping): ... a part of this. Remove the bb_with
20890 function argument, make it a local variable.
20892 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
20894 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
20895 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
20896 for 32-bit mode and SEH for 64-bit.
20897 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
20898 TARGET_64BIT_DEFAULT.
20900 2016-05-19 Ryan Burn <contact@rnburn.com>
20902 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
20903 * gengtype.c (open_base_files): Add cilk.h to ifiles.
20905 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
20907 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
20908 force pending loads from memory.
20910 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
20912 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
20913 (UNSPEC_DARN_32): New unspec constant.
20914 (UNSPEC_DARN_RAW): New unspec constant.
20915 (darn_32): New instruction.
20916 (darn_raw): New instruction.
20917 (darn): New instruction.
20918 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
20919 support and documentation for this macro.
20920 (BU_P9_MISC_1): New macro definition.
20921 (BU_P9_64BIT_MISC_0): New macro definition.
20922 (BU_P9_MISC_0): New macro definition.
20923 (darn_32): New builtin definition.
20924 (darn_raw): New builtin definition.
20925 (darn): New builtin definition.
20926 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
20927 RS6000_BUILTIN_0 directives to surround each occurrence of
20928 #include "rs6000-builtin.def".
20929 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
20930 RS6000_BTM_64BIT flags to the returned mask, depending on
20932 (def_builtin): Correct an error in the assignments made to the
20933 debugging variable attr_string.
20934 (rs6000_expand_builtin): Add support for no-operand built-in
20936 (builtin_function_type): Remove fatal_error assertion that is no
20938 (rs6000_common_init_builtins): Add support for no-operand built-in
20940 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
20942 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
20944 (RS6000_BTM_64BIT): New macro definition.
20945 * doc/extend.texi: Document __builtin_darn (void),
20946 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
20949 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
20951 * tree-vect-loop.c (vect_analyze_loop_2): Use also
20952 max_loop_iterations_int.
20954 2016-05-19 Marek Polacek <polacek@redhat.com>
20956 PR tree-optimization/71031
20957 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
20958 condition and adjust the code a bit.
20960 2016-05-19 Martin Liska <mliska@suse.cz>
20962 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
20963 auto_vec instead of vec.
20965 2016-05-19 Martin Liska <mliska@suse.cz>
20967 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
20969 2016-05-19 Martin Liska <mliska@suse.cz>
20971 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
20973 2016-05-19 Martin Liska <mliska@suse.cz>
20975 * ipa-pure-const.c (set_function_state): Remove an existing
20977 (remove_node_data): Do not free it as it's released
20978 in set_function_state.
20980 2016-05-19 Martin Liska <mliska@suse.cz>
20982 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
20985 2016-05-19 Martin Liska <mliska@suse.cz>
20987 * omp-simd-clone.c (simd_clone_adjust): Release vector.
20989 2016-05-19 Martin Liska <mliska@suse.cz>
20991 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
20992 an auto_vec instead of re-creating it.
20994 2016-05-19 Martin Liska <mliska@suse.cz>
20996 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
20997 auto_vec instead of vec.
20999 2016-05-19 Martin Liska <mliska@suse.cz>
21001 * lto-section-in.c (lto_get_section_data): Call
21002 lto_check_version with additional argument.
21003 * lto-streamer.c (lto_check_version): Add new argument.
21004 * lto-streamer.h (lto_check_version): Likewise.
21006 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21008 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
21009 Don't add cost of inner memory when handling sign-extended loads.
21011 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
21013 PR rtl-optimization/71148
21014 * cse.c (cse_main): Free dominance info.
21015 (rest_of_handle_cse): Don't free dominance info.
21016 (rest_of_handle_cse2): Likewise.
21017 (rest_of_handle_cse_after_global_opts): Likewise.
21019 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21022 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
21023 NULL_TREE early if NEON is not available. Remove now redundant check
21024 in ARM_CHECK_BUILTIN_MODE.
21026 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
21029 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
21030 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
21031 * doc/cpp.texi: Document new macros.
21033 2016-05-19 Bin Cheng <bin.cheng@arm.com>
21035 PR tree-optimization/69848
21036 * tree-vect-loop.c (vectorizable_reduction): Don't factor
21037 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
21039 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
21041 * function.c (thread_prologue_and_epilogue_insn): Move the
21042 "goto epilogue_done" one block later.
21044 2016-05-19 Richard Biener <rguenther@suse.de>
21046 PR tree-optimization/70729
21047 * passes.def: Move LIM pass before PRE. Remove no longer
21048 required copyprop and move first DCE out of the loop pipeline.
21050 2016-05-18 David Malcolm <dmalcolm@redhat.com>
21053 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
21054 (OBJS-libcommon-target): ...here.
21055 * opts-common.c: Include spellcheck.h.
21056 (cmdline_handle_error): Build a vec of valid options and use it
21057 to suggest provide hints for misspelled arguments.
21059 2016-05-18 Jakub Jelinek <jakub@redhat.com>
21062 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
21063 lhs if it has TREE_ADDRESSABLE type.
21065 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
21068 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
21069 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
21071 2016-05-18 Martin Jambor <mjambor@suse.cz>
21074 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
21075 input for NOP_EXPR pass-through functions.
21076 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
21077 aggregate global constant VAR_DECLs in constant jump functions.
21079 2016-05-18 Martin Jambor <mjambor@suse.cz>
21082 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
21083 from TREE_READONLY parameters.
21085 2016-05-18 Martin Jambor <mjambor@suse.cz>
21088 * cgraph.h (cgraph_indirect_call_info): New field
21089 guaranteed_unmodified.
21090 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
21091 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
21093 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
21094 pass the parameter value to ipa_find_agg_cst_for_param.
21095 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
21096 guaranteed_unmodified, store AA results there instead of bailing out
21098 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
21099 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
21100 (find_constructor_constant_at_offset): New function.
21101 (ipa_find_agg_cst_from_init): Likewise.
21102 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
21103 static initializers of contants, report back through a new paameter
21104 from_global_constant if that was the case.
21105 (try_make_edge_direct_simple_call): Also pass parameter value to
21106 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
21108 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
21109 (ipa_read_indirect_edge_info): Likewise.
21110 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
21111 (ipa_load_from_parm_agg): Likewise.
21113 2016-05-18 Jiong Wang <jiong.wang@arm.com>
21115 PR rtl-optimization/71150
21116 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
21119 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
21122 * config/rs6000/constraints.md (wE constraint): New constraint
21123 for a vector constant that can be loaded with XXSPLTIB.
21124 (wM constraint): New constraint for a vector constant of a 1's.
21125 (wS constraint): New constraint for a vector constant that can be
21126 loaded with XXSPLTIB and a vector sign extend instruction.
21127 * config/rs6000/predicates.md (xxspltib_constant_split): New
21128 predicates for wE/wS constraints.
21129 (xxspltib_constant_nosplit): Likewise.
21130 (easy_vector_constant): Add support for constants that can be
21131 loaded via XXSPLTIB.
21132 (all_ones_constant): New predicate for vector constant with all
21134 (splat_input_operand): Add support for ISA 3.0 word splat operations.
21135 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
21136 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
21137 instruction and possibly with a sign extension.
21138 (output_vec_const_move): Add support for XXSPLTIB. If we are
21139 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
21140 instead of XXLXOR/XXLORC.
21141 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
21143 (rs6000_legitimize_reload_address): Likewise.
21144 (rs6000_output_move_128bit): Use output_vec_const_move to emit
21146 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
21147 combine VSX_M and VSX_M2 into one iterator.
21148 (VSX_M2): Likewise.
21149 (VSINT_84): New iterators for loading constants with XXSPLTIB.
21150 (VSINT_842): Likewise.
21151 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
21152 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
21153 XXSPLTIB instruction.
21154 (xxspltib_<mode>_nosplit): Likewise.
21155 (xxspltib_<mode>_split): New insn to load up constants with
21156 XXSPLTIB and a sign extend instruction.
21157 (vsx_mov<mode>): Replace single move that handled all vector types
21158 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
21159 moves (when -mvsx-timode is in effect) into the main vector
21160 moves. Eliminate separate moves for <VSr> <VSa>, where the
21161 preferred register class (<VSr>) is listed first, and the
21162 secondary register class (<VSa>) is listed second with a '?' to
21163 discourage use. Prefer loading 0/-1 in any VSX register for ISA
21164 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
21165 that if the register was involved in a slow operation, the
21166 clear/set operation does not wait for the slow operation to
21167 finish. Adjust the length attributes for 32-bit mode. Use
21168 rs6000_output_move_128bit and drop the use of the string
21169 instructions for 32-bit movti when -mvsx-timode is in effect. Use
21170 spacing so that the alternatives and attributes don't generate
21171 long lines, and put things in columns, so that it is easier to
21172 match up the operands and attributes with the insn alternatives.
21173 (vsx_mov<mode>_64bit): Likewise.
21174 (vsx_mov<mode>_32bit): Likewise.
21175 (vsx_movti_64bit): Fold movti into normal vector moves.
21176 (vsx_movti_32bit): Likewise.
21177 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
21178 splat instructions.
21179 (vsx_splat_v4si_internal): Likewise.
21180 (vsx_splat_v4sf_internal): Likewise.
21181 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
21182 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
21183 extend vector elements.
21184 (vsx_sign_extend_hi_<mode>): Likewise.
21185 (vsx_sign_extend_si_v2di): Likewise.
21186 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
21188 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
21189 constraints. Add trailing period to wL documentation.
21191 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
21193 PR middle-end/71020
21194 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
21195 * tree-dfa.c (replace_abnormal_ssa_names): New function.
21196 * tree-call-cdce.c: Include tree-dfa.h.
21197 (can_guard_call_p): New function, extracted from...
21198 (can_use_internal_fn): ...here.
21199 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
21201 (shrink_wrap_one_built_in_call): Likewise.
21202 (use_internal_fn): Likewise.
21203 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
21204 and return void. Call replace_abnormal_ssa_names.
21205 (pass_call_cdce::execute): Check can_guard_call_p during the
21206 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
21207 will always change something.
21209 2016-05-18 Martin Jambor <mjambor@suse.cz>
21212 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
21213 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
21215 2016-05-18 Martin Jambor <mjambor@suse.cz>
21218 * ipa-inline.h (condition): New field size.
21219 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
21220 for comaprison and store it into the new condition.
21221 (evaluate_conditions_for_known_args): Use condition size to check
21222 access sizes for all but CHANGED conditions.
21223 (unmodified_parm_1): New parameter size_p, store access size into it.
21224 (unmodified_parm): Likewise.
21225 (unmodified_parm_or_parm_agg_item): Likewise.
21226 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
21227 (set_cond_stmt_execution_predicate): Extract access sizes and store
21228 them to conditions.
21229 (set_switch_stmt_execution_predicate): Likewise.
21230 (will_be_nonconstant_expr_predicate): Likewise.
21231 (will_be_nonconstant_predicate): Likewise.
21232 (inline_read_section): Stream condition size.
21233 (inline_write_summary): Likewise.
21235 2016-05-18 Richard Biener <rguenther@suse.de>
21237 * tree-ssa-loop-im.c (determine_max_movement): Properly add
21238 condition cost to PHI cost instead of total_cost.
21240 2016-05-18 Martin Liska <mliska@suse.cz>
21243 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
21246 2016-05-18 Richard Biener <rguenther@suse.de>
21248 * lto-streamer.h (LTO_major_version): Bump to 6.
21250 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21252 * function.c (make_split_prologue_seq, make_prologue_seq,
21253 make_epilogue_seq): New functions, factored out from...
21254 (thread_prologue_and_epilogue_insns): Here.
21256 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21258 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
21259 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
21260 of before. Add a comment.
21262 2016-05-18 Bin Cheng <bin.cheng@arm.com>
21264 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
21265 expression pointer, not pointer to the pointer.
21267 2016-05-18 Jakub Jelinek <jakub@redhat.com>
21269 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
21270 (avx2_pbroadcast<mode>): Add another alternative with v instead
21271 of x constraints in it, using <pbroadcast_evex_isa> isa.
21272 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
21274 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
21275 constraint x instead of v in second alternative, add avx512bw
21278 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
21279 constraint x instead of v in second alternative, add avx512bw
21282 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
21283 constraint x instead of v in second alternative, add avx512bw
21286 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
21287 avx512bw alternative.
21289 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
21291 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
21292 array to 128 chars.
21293 (define_insn "*andnottf3"): Ditto.
21294 (define_insn "*<code><mode>3"/any_logic): Ditto.
21295 (define_insn "*<code>tf3"/any_logic): Ditto.
21296 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
21297 operand to block AVX-512VL insn variant emit when it is not enabled.
21299 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
21301 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
21302 constraint fot SF mode.
21304 2016-05-18 Petr Murzin <petr.murzin@intel.com>
21305 Kirill Yukhin <kirill.yukhin@intel.com>
21307 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
21309 (define_insn "rsqrt14<mode>"): Ditto.
21310 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
21311 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
21312 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
21313 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
21314 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
21316 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
21317 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
21318 * config/i386/i386.c (ix86_print_operand): Expand check for size
21319 override codes for Intel syntax.
21321 2016-05-18 Richard Biener <rguenther@suse.de>
21323 PR tree-optimization/71168
21324 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
21325 initialization earlier.
21327 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
21329 * config/aarch64/aarch64-simd.md
21330 (aarch64_reduc_plus_internal<mode>): Rename to...
21331 (reduc_plus_scal): ...This, and remove previous implementation.
21333 2016-05-18 Richard Biener <rguenther@suse.de>
21335 * passes.def: Put late dse and cd_dce in canonical order.
21337 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
21339 * ipa-inline-transform.c (preserve_function_body_p): Look for
21340 first non-thunk clone.
21341 (save_function_body): Save into first non-thunk.
21342 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
21344 (lto_output_node): Inline thunks don't need body in every
21346 * lto-streamer-in.c: Do not fixup thunk clones.
21347 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
21349 * tree-inline.c (copy_bb): Be prepared for target node to be new after
21352 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
21354 PR middle-end/63586
21355 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
21356 (reassociate_bb): Call transform_add_to_multiply.
21358 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
21360 * config/aarch64/aarch64.c (all_extensions): Removed unused
21363 2016-05-17 Nathan Sidwell <nathan@acm.org>
21365 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
21366 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
21368 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
21370 PR tree-optimization/54579
21371 PR middle-end/55299
21372 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
21374 2016-05-17 Marek Polacek <polacek@redhat.com>
21377 * tree-inline.c (expand_call_inline): Call
21378 maybe_remove_unused_call_args.
21380 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
21382 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
21383 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
21384 * doc/md.texi (fmin@var{m}3): Likewise.
21386 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21388 * match.pd (X & C): New transformation.
21390 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21392 * match.pd (~X & Y): New transformation.
21394 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21396 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
21397 information for new SSA_NAME.
21398 (simplify_conversion_using_ranges): Get range through get_range_info
21399 instead of get_value_range.
21401 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21403 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
21404 Remove inline assembly.
21405 (vmvn_s16): Likewise.
21406 (vmvn_s32): Likewise.
21407 (vmvn_u8): Likewise.
21408 (vmvn_u16): Likewise.
21409 (vmvn_u32): Likewise.
21410 (vmvnq_s8): Likewise.
21411 (vmvnq_s16): Likewise.
21412 (vmvnq_s32): Likewise.
21413 (vmvnq_u8): Likewise.
21414 (vmvnq_u16): Likewise.
21415 (vmvnq_u32): Likewise.
21416 (vmvn_p8): Likewise.
21417 (vmvnq_p16): Likewise.
21419 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21421 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
21423 (vmul_n_s16): Likewise.
21424 (vmul_n_s32): Likewise.
21425 (vmul_n_u16): Likewise.
21426 (vmul_n_u32): Likewise.
21427 (vmulq_n_f32): Likewise.
21428 (vmulq_n_f64): Likewise.
21429 (vmulq_n_s16): Likewise.
21430 (vmulq_n_s32): Likewise.
21431 (vmulq_n_u16): Likewise.
21432 (vmulq_n_u32): Likewise.
21434 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21436 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
21437 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
21439 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21441 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
21442 to *aarch64_fma4_elt_from_dup<mode>.
21443 (*aarch64_fnma4_elt_to_128df): Rename to
21444 *aarch64_fnma4_elt_from_dup<mode>.
21445 * config/aarch64/arm_neon.h (vfma_n_f64): New.
21446 (vfms_n_f32): Likewise.
21447 (vfms_n_f64): Likewise.
21448 (vfmsq_n_f32): Likewise.
21449 (vfmsq_n_f64): Likewise.
21451 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
21453 * wide-int.h: Change fixed_wide_int_storage from class to struct.
21455 2016-05-17 Richard Biener <rguenther@suse.de>
21457 PR tree-optimization/71132
21458 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
21459 Only add control dependences for blocks in the loop.
21460 (build_rdg): Adjust.
21461 (generate_code_for_partition): Return whether loop should
21462 be destroyed and delay that.
21463 (distribute_loop): Likewise.
21464 (pass_loop_distribution::execute): Record loops to be destroyed
21465 and perform delayed destroying of loops.
21467 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21470 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
21472 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21474 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
21476 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
21479 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
21480 insertion point for instructions generated by validize_mem.
21482 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21484 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
21487 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21489 * config/aarch64/aarch64.c
21490 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
21491 rather than a macro.
21493 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21495 * doc/invoke.texi (AArch64 Options): Various updates.
21497 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21499 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
21500 into instrumentation thunks.
21501 * cif-code.def (CIF_CHKP): New.
21503 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
21505 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
21507 2016-05-16 Martin Jambor <mjambor@suse.cz>
21509 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
21510 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
21512 2016-05-16 Marek Polacek <polacek@redhat.com>
21514 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
21517 2016-05-16 Martin Jambor <mjambor@suse.cz>
21520 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
21521 the outlined kernel function.
21523 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
21525 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
21526 (ISA_HAS_DLSA): Ditto.
21528 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
21530 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
21532 2016-05-16 Nathan Sidwell <nathan@acm.org>
21534 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
21535 (nvptx_name_replacement): Restore. Add comment.
21536 (write_fn_proto, write_fn_proto_from_insn,
21537 nvptx_output_call_insn): Restore
21538 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
21540 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21542 * config/aarch64/aarch64.md
21543 (add<mode>3_compareC_cconly_imm): Remove use of %w.
21544 (add<mode>3_compareC_imm): Likewise.
21545 (<optab>si3_uxtw): Split into register and immediate variants.
21546 (andsi3_compare0_uxtw): Likewise.
21547 (and<mode>3_compare0): Likewise.
21548 (and<mode>3nr_compare0): Likewise.
21549 (stack_protect_test_<mode>): Don't use %x for memory operands.
21551 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
21553 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
21555 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21557 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
21558 Split integer shifts into shift_reg and bfm.
21559 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
21560 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
21561 (ror<mode>3_insn): Likewise.
21562 (<optab>si3_insn_uxtw): Likewise.
21563 (<optab><mode>3_insn): Change to rotate_imm.
21564 (extr<mode>5_insn_alt): Likewise.
21565 (extrsi5_insn_uxtw): Likewise.
21566 (extrsi5_insn_uxtw_alt): Likewise.
21568 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21570 * doc/tm.texi: Regenerate.
21571 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
21572 (TARGET_INVALID_RETURN_TYPE): Remove.
21573 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
21574 TARGET_INVALID_RETURN_TYPE.
21575 * target.def (invalid_parameter_type): Remove.
21576 (invalid_return_type): Remove.
21578 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21580 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
21581 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
21583 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
21585 (preserve_function_body_p): No need to preserve function body
21586 * cif-codes.def (CIF_THUNK): Remove.
21587 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
21589 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21591 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
21593 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21595 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
21598 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21600 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
21601 (inline_small_functions): Do not look for function symbol when
21604 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21606 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
21609 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21610 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21611 Jiong Wang <jiong.wang@arm.com>
21613 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
21614 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
21615 Define __ARM_FP16_ARGS when appropriate.
21616 * config/arm/arm.c (arm_invalid_parameter_type): Remove
21618 (arm_invalid_return_type): Likewise.
21619 (TARGET_INVALID_PARAMETER_TYPE): Remove.
21620 (TARGET_INVALID_RETURN_TYPE): Remove.
21621 (aapcs_vfp_sub_candidate): Allow HFmode.
21622 (aapcs_vfp_allocate): Add comment. Support HFmode.
21623 (aapcs_vfp_allocate_return_reg): Likewise.
21624 (struct aapcs_cp_arg_layout): Slightly reword comments for
21625 is_return_candidate and allocate_return_reg.
21626 (output_mov_vfp): Update assert.
21627 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
21629 (arm_invalid_parameter_type): Remove.
21630 (amr_invalid_return_type): Remove.
21631 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
21632 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
21633 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
21635 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21637 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
21638 * config/aarch64/arch64-protos.h
21639 (aarch64_legitimize_reload_address): Remove.
21640 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
21643 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
21645 * configure.ac: Add ACX_NONCANONICAL_HOST.
21646 * configure: Regenerate.
21647 * Makefile.in: Set host_noncanonical.
21649 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
21652 * config/i386/i386.md (*movtf_internal): Before register allocation,
21653 do not allow FP constants for CM_MEDIUM memory model, allow only
21654 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
21655 (*movxf_internal): Ditto.
21656 (*movdf_internal): Ditto.
21657 (*movsf_internal): Ditto.
21659 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
21661 PR rtl-optimization/67483
21662 * combine.c (make_compound_operation): Don't call extract_left_shift
21663 with negative shift amounts.
21665 2016-05-13 Jakub Jelinek <jakub@redhat.com>
21668 * fold-const.c (fold_checksum_tree): Allow modification
21669 of TYPE_ALIAS_SET during folding.
21671 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
21672 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
21673 (ix86_split_to_parts): Likewise. Fix up formatting.
21675 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
21677 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
21678 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
21681 2016-05-13 Nathan Sidwell <nathan@acm.org>
21683 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
21684 (nvptx_name_replacement): Delete.
21685 (write_fn_proto, write_fn_proto_from_insn,
21686 nvptx_output_call_insn): Remove nvptx_name_replacement call.
21687 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
21688 * langhooks.c (add_builtin_funcction_common): Call
21689 targetm.mangle_decl_assembler_name.
21691 * config/nvptx/nvptx.c (write_fn_proto): Handle
21692 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
21694 2016-05-13 Martin Liska <mliska@suse.cz>
21696 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
21697 and PRIu64 in printf format.
21699 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21701 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
21704 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21706 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
21707 Change --param max-completely-peeled-times to
21708 --param max-completely-peel-times in dump file printing.
21710 2016-05-13 Richard Biener <rguenther@suse.de>
21712 PR tree-optimization/42587
21713 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
21714 (find_bswap_or_nop_1): Likewise.
21715 (bswap_replace): Likewise.
21717 2016-05-13 Martin Liska <mliska@suse.cz>
21719 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
21720 Initialize a variable with default value.
21722 2016-05-13 Martin Liska <mliska@suse.cz>
21724 * doc/invoke.texi: Enhance explanation of error recovery
21727 2016-05-13 Martin Liska <mliska@suse.cz>
21729 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
21730 (struct cost_pair): Change inv_expr_id (int) to inv_expr
21731 (iv_inv_expr_ent *).
21732 (struct iv_inv_expr_ent): Comment struct fields.
21733 (sort_iv_inv_expr_ent): New function.
21734 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
21735 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
21736 a hash_map between iv_inv_expr_ent and number of usages.
21737 (niter_for_exit): Fix coding style.
21738 (tree_ssa_iv_optimize_init): Use renamed variable.
21739 (determine_base_object): Fix coding style.
21740 (alloc_iv): Likewise.
21741 (find_interesting_uses_outside): Likewise.
21742 (add_candidate_1): Likewise.
21743 (add_standard_iv_candidates): Likewise.
21744 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
21745 (prepare_decl_rtl): Fix coding style.
21746 (get_address_cost): Likewise.
21747 (get_shiftadd_cost): Likewise.
21748 (force_expr_to_var_cost): Likewise.
21749 (compare_aff_trees): Likewise.
21750 (get_expr_id): Restructure the function.
21751 (get_loop_invariant_expr_id): Renamed to
21752 get_loop_invariant_expr.
21753 (get_computation_cost_at): Replace usage of inv_expr_id with
21755 (get_computation_cost): Likewise.
21756 (determine_group_iv_cost_generic): Likewise.
21757 (determine_group_iv_cost_address): Likewise.
21758 (iv_period): Fix coding style.
21759 (iv_elimination_compare_lt): Likewise.
21760 (may_eliminate_iv): Likewise.
21761 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
21763 (determine_group_iv_costs): Dump invariant expressions.
21764 (iv_ca_recount_cost): Use the newly added hash_map.
21765 (iv_ca_set_remove_invariants): Fix coding style.
21766 (iv_ca_set_add_invariants): Fix coding style.
21767 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
21769 (iv_ca_set_cp): Likewise.
21770 (iv_ca_new): Initialize the newly added hash_map and remove
21771 initialization of fields.
21772 (iv_ca_free): Delete the hash_map.
21773 (iv_ca_dump): Dump invariant expressions.
21774 (iv_ca_extend): Fix coding style.
21775 (try_add_cand_for): Likewise.
21776 (create_new_ivs): Dump information about # of avg iterations and
21777 # of used invariant expressions.
21778 (rewrite_use_compare): Fix coding style.
21779 (free_loop_data): Set default value for max_inv_expr_id.
21781 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
21783 * cse.c (rest_of_handle_cse): Use cleanup_cfg
21784 returned value cse_cfg_altered computation.
21785 (rest_of_handle_cse2): Likewise.
21786 (rest_of_handle_cse_after_global_opts): Likewise.
21788 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21791 * config/arm/arm.c (arm32_output_mi_thunk): New.
21792 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
21793 to split Thumb1 vs TARGET_32BIT functionality.
21794 (arm_thumb1_mi_thunk): New.
21796 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21798 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
21801 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21804 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
21806 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
21808 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
21809 (expand_builtin_trap): Emit a regular call.
21810 (set_builtin_user_assembler_name): Remove obsolete cases.
21811 * dse.c (scan_insn): Adjust.
21812 * except.c: Include calls.h.
21813 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
21814 emit a regular call to setjmp.
21815 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
21816 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
21817 (emit_block_move_via_libcall): Delete.
21818 (block_move_fn): Delete.
21819 (init_block_move_fn): Likewise.
21820 (emit_block_move_libcall_fn): Likewise.
21821 (emit_block_op_via_libcall): New function.
21822 (set_storage_via_libcall): Tidy up and use memset builtin.
21823 (block_clear_fn): Delete.
21824 (init_block_clear_fn): Likewise.
21825 (clear_storage_libcall_fn): Likewise.
21826 (expand_assignment): Call emit_block_move_via_libcall.
21827 Do not include gt-expr.h.
21828 * expr.h (emit_block_op_via_libcall): Declare.
21829 (emit_block_copy_via_libcall): New inline function.
21830 (emit_block_move_via_libcall): Likewise.
21831 (emit_block_comp_via_libcall): Likewise.
21832 (block_clear_fn): Delete.
21833 (init_block_move_fn): Likewise.
21834 (init_block_clear_fn): Likewise.
21835 (emit_block_move_via_libcall): Likewise.
21836 (set_storage_via_libcall): Add default parameter value.
21837 * libfuncs.h (enum libfunc_index): Remove obsolete values.
21838 (abort_libfunc): Delete.
21839 (memcpy_libfunc): Likewise.
21840 (memmove_libfunc): Likewise.
21841 (memcmp_libfunc): Likewise.
21842 (memset_libfunc): Likewise.
21843 (setbits_libfunc): Likewise.
21844 (setjmp_libfunc): Likewise.
21845 (longjmp_libfunc): Likewise.
21846 (profile_function_entry_libfunc): Likewise.
21847 (profile_function_exit_libfunc): Likewise.
21848 (gcov_flush_libfunc): Likewise.
21849 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
21850 and DECL_VISIBILITY on the declaration.
21851 (init_optabs): Do not initialize obsolete libfuncs.
21852 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
21853 * tree-core.h (ECF_RET1): Define.
21854 (ECF_TM_PURE): Adjust.
21855 (ECF_TM_BUILTIN): Likewise.
21856 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
21857 (build_common_builtin_nodes): Initialize abort builtin.
21858 Add ECF_RET1 on memcpy, memmove and memset builtins.
21859 Pass final flags for alloca and alloca_with_align builtins.
21860 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
21862 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
21863 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
21864 set_storage_via_libcall and call emit_block_copy_via_libcall.
21866 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
21868 * config/i386/i386.md (*call_got_x32): Change operand 0 to
21869 DImode before it is passed to ix86_output_call_operand.
21870 (*call_value_got_x32): Ditto for operand 1.
21872 2016-05-12 Jiong Wang <jiong.wang@arm.com>
21874 PR rtl-optimization/70904
21875 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
21876 reload for wide mode.
21878 2016-05-12 Marek Polacek <polacek@redhat.com>
21881 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
21882 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
21883 * langhooks.h (incomplete_type_error): Likewise.
21884 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
21885 parameter, pass it down to incomplete_type_error.
21886 * tree.h (size_in_bytes): New inline overload.
21887 (size_in_bytes_loc): Renamed from size_in_bytes.
21889 2016-05-12 Richard Biener <rguenther@suse.de>
21891 PR tree-optimization/71059
21892 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
21893 nary before looking up or entering the expression into the VN
21895 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
21896 Make sure to re-use NARYs without result as inserted by
21899 2016-05-12 Richard Biener <rguenther@suse.de>
21901 PR tree-optimization/71062
21902 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
21904 * tree-ssa-structalias.c (set_uids_in_ptset): Set
21905 vars_contains_restrict if the var is a restrict tag.
21906 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
21907 do not disambiguate pointers against it.
21908 (dump_points_to_solution): Re-structure and adjust for new
21909 vars_contains_restrict flag.
21910 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
21912 2016-05-12 Martin Liska <mliska@suse.cz>
21914 * doc/invoke.texi: Explain connection between
21915 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
21917 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
21919 PR tree-optimization/71006
21920 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
21921 consider COND_EXPR as a mask producer.
21923 2016-05-12 Marek Polacek <polacek@redhat.com>
21926 * opts.c (common_handle_option): Detect missing argument for --help^.
21928 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21931 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
21932 when popping the PC and within an interrupt handler routine.
21933 Add missing tab to output of "ldmfd".
21934 (output_return_instruction): Output LDMFD with SP update rather
21935 than POP when returning from interrupt handler.
21937 2016-05-12 Jakub Jelinek <jakub@redhat.com>
21939 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
21940 TARGET_64BIT && TARGET_AVX512DQ.
21941 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
21942 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
21943 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
21944 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
21945 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
21946 (*vec_extractv4si_zext): Add avx512dq alternative.
21947 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
21948 use v instead of x constraint in other alternatives where possible.
21950 * config/i386/sse.md (sse2_loadld): Use v instead of x
21951 constraint in alternatives 0,1,4.
21953 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
21954 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
21955 v constraints instead of x and <pinsr_evex_isa> isa attribute.
21958 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
21959 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
21960 is not emitted unless TARGET_AVX512BW.
21961 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
21962 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
21963 for the result operand.
21965 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
21966 constraint instead of x in avx alternatives. Use maybe_evex instead
21969 * config/i386/constraints.md (Yv): New constraint.
21970 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
21971 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
21972 * config/i386/i386.md (avx512fvecmode): New mode attr.
21973 (*pushtf): Use v constraint instead of x.
21974 (*movtf_internal): Likewise. For TARGET_AVX512VL and
21975 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
21976 (*absneg<mode>2): Use Yv constraint instead of x constraint.
21977 (*absnegtf2_sse): Likewise.
21978 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
21979 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
21980 avx512f alternatives.
21981 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
21983 2016-05-12 Richard Biener <rguenther@suse.de>
21985 PR tree-optimization/71060
21986 * tree-data-ref.c (initialize_data_dependence_relation): Do not
21987 require exact match of DR_BASE_OBJECT but only matching address and
21990 2016-05-12 Richard Biener <rguenther@suse.de>
21992 PR tree-optimization/70986
21993 * cfganal.c: Include cfgloop.h.
21994 (dfs_find_deadend): Prefer to take edges exiting loops.
21996 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21998 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
21999 compile and run time.
22001 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
22004 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
22006 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
22008 * config/i386/i386.c (legitimize_pic_address): Use
22009 copy_to_suggested_reg instead of gen_movsi.
22011 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
22013 * config/rs6000/predicates.md (quad_memory_operand): Move most of
22014 the code into quad_address_p and call it to share code with
22015 vsx_quad_dform_memory_operand.
22016 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
22018 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
22019 bit instead of being a separate word. Split -mpower9-dform into
22020 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
22021 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
22022 for the register class supporting 128-bit quad word memory offsets.
22023 (mode_supports_vsx_dform_quad): Helper function to return if the
22024 register class uses quad word memory offsets.
22025 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
22026 (rs6000_debug_reg_global): Always print if we are using LRA or not.
22027 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
22028 instructions are enabled, set up the appropriate addr_masks for
22030 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
22031 -mpower9-dform-scalar, instead of -mpower9-dform.
22032 (rs6000_option_override_internal): Split -mpower9-dform into two
22033 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
22034 -mpower9-dform switch sets or clears both. If we are not using
22035 the LRA register allocator, do not enable -mpower9-dform-vector by
22036 default. If we are using LRA, enable -mpower9-dform-vector and
22037 -mvsx-timode if it is appropriate. Issue a warning if either
22038 -mpower9-dform-vector or -mvsx-timode are explicitly used without
22040 (quad_address_offset_p): New helper function to return if the
22041 offset is legal for quad word memory instructions.
22042 (quad_address_p): New function to determin if GPR or vector
22043 register quad word memory addresses are legal.
22044 (mem_operand_gpr): Validate quad word address offsets.
22045 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
22046 d-form (register + offset) instructions.
22047 (offsettable_ok_by_alignment): Likewise.
22048 (rs6000_legitimate_offset_address_p): Likewise.
22049 (legitimate_lo_sum_address_p): Likewise.
22050 (rs6000_legitimize_address): Likewise.
22051 (rs6000_legitimize_reload_address): Add more debug statements for
22053 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
22054 d-form instructions.
22055 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
22056 d-form instructions. Distinguish different cases in debug
22057 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
22058 d-form instructions.
22059 (rs6000_preferred_reload_class): Likewise.
22060 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
22061 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
22062 of the ISA 2.06 indexed memory instructions.
22063 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
22064 use them to save/restore the saved vector registers instead of
22065 using Altivec instructions.
22066 (rs6000_emit_epilogue): Likewise.
22067 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
22068 (rs6000_opt_masks): Split -mpower9-dform into
22069 -mpower9-dform-scalar and -mpower9-dform-vector.
22070 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
22072 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
22073 ISA 3.0 vector indexed memory instructions, and fold the code into
22074 the normal mov<mode> patterns.
22075 (p9_vecstore_<mode>): Likewise.
22076 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
22078 (vsx_movti_64bit): Likewise.
22079 (vsx_movti_32bit): Likewise.
22080 * config/rs6000/constraints.md (wO constraint): New constraint for
22081 ISA 3.0 vector d-form support.
22082 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
22083 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
22084 include -mpower9-dform-vector until we switch over to LRA.
22085 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
22086 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
22087 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
22088 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
22089 for -mpower9-dform and -mlra.
22090 * doc/md.texi (wO constraint): Document wO constraint.
22092 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
22094 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
22095 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
22096 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
22097 Move handling of non-insn arguments inline into the sole user:
22098 (output_trans_func): ...here.
22099 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
22100 in emitted function prototype.
22101 (output_internal_insn_latency_func): Ditto. Simplify.
22102 (output_internal_maximal_insn_latency_func): Ditto. Delete
22103 always-unused argument.
22104 (output_insn_latency_func): Ditto.
22105 (output_maximal_insn_latency_func): Ditto.
22107 2016-05-11 Richard Biener <rguenther@suse.de>
22109 PR tree-optimization/71055
22110 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
22111 sth with precision not equal to access size verify we don't chop
22114 2016-05-11 Richard Biener <rguenther@suse.de>
22117 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
22118 (dwarf2out_finish): Move retry_incomplete_types call ...
22119 (dwarf2out_early_finish): ... here.
22121 2016-05-11 Richard Biener <rguenther@suse.de>
22123 PR middle-end/71002
22124 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
22125 if the langhook insists on it.
22126 * fold-const.c (make_bit_field_ref): Add arg for the original
22127 reference and preserve its alias-set.
22128 (decode_field_reference): Take exp by reference and adjust it
22129 to the original memory reference.
22130 (optimize_bit_field_compare): Adjust callers.
22131 (fold_truth_andor_1): Likewise.
22132 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
22134 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
22136 PR middle-end/70807
22137 * cfgrtl.h (delete_insn_and_edges): Now return bool.
22138 * cfgrtl.c (delete_insn_and_edges): Likewise.
22139 * config/i386/i386.c (convert_scalars_to_vector): Remove
22141 * cse.c (cse_insn): Compute cse_cfg_altered.
22142 (delete_trivially_dead_insns): Likewise.
22143 (cse_cc_succs): Likewise.
22144 (rest_of_handle_cse): Free dominance info if required.
22145 (rest_of_handle_cse2): Likewise.
22146 (rest_of_handle_cse_after_global_opts): Likewise.
22148 2016-05-11 Alan Modra <amodra@gmail.com>
22150 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
22151 abi_v4_pass_in_fpr): New functions.
22152 (rs6000_function_arg_boundary): Exclude complex IBM long double
22153 from 64-bit alignment when ABI_V4.
22154 (rs6000_function_arg, rs6000_function_arg_advance_1,
22155 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
22157 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
22159 PR rtl-optimization/71028
22160 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
22161 jump with just a return in the fallthrough block if the branch
22162 block contains just a return as well.
22164 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
22166 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
22167 * match.pd ((X & Y) ^ Y): ... this.
22168 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
22169 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
22171 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22173 * read-md.c (require_char_ws): New function.
22174 (read_string): Simplify using require_char_ws.
22175 (handle_constants): Likewise.
22176 (handle_enum): Likewise.
22177 (handle_file): Likewise.
22178 * read-md.h (require_char_ws): New declaration.
22179 * read-rtl.c (read_conditions): Simplify using require_char_ws.
22180 (read_mapping): Likewise.
22181 (read_rtx_code): Likewise.
22182 (read_nested_rtx): Likewise.
22184 2016-05-10 James Norris <jnorris@codesourcery.com>
22186 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
22187 if offloading is enabled and -fopenacc or -fopenmp is specified.
22188 (CRTOFFLOADEND): Likewise.
22189 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
22190 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
22192 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
22194 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
22195 gotoff_operand code paths. Use copy_to_suggested_regs and
22196 expand_simple_binop where appropriate. Cleanup.
22198 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22201 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
22203 (dimode_scalar_chain::vector_const_cost): New.
22204 (dimode_scalar_chain::compute_convert_gain): Handle constants.
22205 (dimode_scalar_chain::convert_op): Likewise.
22206 (dimode_scalar_chain::convert_insn): Likewise.
22208 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22210 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
22211 unary operation, not a binary one.
22213 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22215 PR middle-end/70877
22216 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
22217 calls with type casted fndecl.
22219 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22221 PR tree-optimization/70786
22222 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
22223 * calls.c (initialize_argument_information): Bind bounds
22224 with corresponding args passed by reference.
22226 2016-05-10 Jakub Jelinek <jakub@redhat.com>
22229 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
22230 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
22231 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
22234 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22237 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
22238 code for a zero scale factor.
22239 (vsx_xvcvdpuxds_scale): Likewise.
22241 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22243 * diagnostic-show-locus.c (layout::layout): Call show_ruler
22244 if show_ruler_p was set on the context.
22245 (layout::show_ruler): New method.
22246 * diagnostic.h (struct diagnostic_context): Add field
22249 2016-05-10 Richard Biener <rguenther@suse.de>
22251 PR tree-optimization/71039
22252 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
22253 (chk_uses): New function.
22254 (propagate_with_phi): Verify we can safely replicate the lhs of an
22255 aggregate assignment on all incoming edges.
22257 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
22259 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
22261 (rx_atomic_sequence): New class.
22262 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
22263 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
22265 (rx_atomic_sequence::rx_atomic_sequence,
22266 rx_atomic_sequence::~rx_atomic_sequence): New functions.
22267 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
22268 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
22269 CTRLREG_INTB): New constants.
22270 (FETCHOP): New code iterator.
22271 (fethcop_name, fetchop_name2): New iterator code attributes.
22272 (QIHI): New mode iterator.
22273 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
22274 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
22275 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
22277 2016-05-10 Martin Liska <mliska@suse.cz>
22279 * tree-inline.c (remap_dependence_clique): Do not remap
22280 debugging statements.
22282 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22284 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
22285 ("*fixuns_truncdfdi2_z13")
22286 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
22287 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
22288 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
22290 2016-05-10 Richard Biener <rguenther@suse.de>
22292 PR tree-optimization/70497
22293 PR tree-optimization/28367
22294 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
22296 (visit_reference_op_load): ... here.
22297 (vn_reference_lookup_3): Use it to handle subreg-like accesses
22298 with simplified BIT_FIELD_REFs.
22299 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
22300 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
22303 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22305 * dwarf2out.c (add_abstract_origin_attribute): Adjust
22306 documentation comment. For BLOCK nodes, add a
22307 DW_AT_abstract_origin attribute that points to the DIE generated
22308 for the origin BLOCK.
22309 (gen_lexical_block_die): Call add_abstract_origin_attribute for
22310 blocks from inlined functions.
22312 2016-05-10 Alan Modra <amodra@gmail.com>
22315 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
22316 regrename modifying insns saving lr before __morestack call.
22317 * config/rs6000/rs6000.md (split_stack_return): Similarly for
22318 insns restoring lr after __morestack call.
22320 2016-05-09 Jakub Jelinek <jakub@redhat.com>
22322 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
22323 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
22325 * config/i386/sse.md (vec_interleave_high<mode>,
22326 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
22327 <avx512>_vpermt2var<mode>3_maskz): Likewise.
22329 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
22331 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
22332 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
22333 parallel reassociation for power8 and forward.
22335 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
22337 * config/i386/i386.md (absneg splitters with general regs): Use
22338 general_reg_operand predicate.
22339 (btsq peephole2): Use x86_64_immediate_operand to check if new
22340 value is suitable for immediate operand. Generate emitted insn
22341 using RTL expressions.
22342 (btcq peephole2): Ditto.
22343 (btrq peephole2): Ditto. Generate correct immediate operand
22346 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
22348 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
22351 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
22353 * tree-affine.c (wide_int_constant_multiple_p): Add missing
22354 pointer dereference.
22356 2016-05-09 Richard Biener <rguenther@suse.de>
22358 PR tree-optimization/70985
22359 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
22360 op0 isn't a gimple register.
22362 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
22364 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
22365 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
22366 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
22367 (i6400_fpu_mult): New cpu units.
22368 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
22369 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
22370 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
22371 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
22372 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
22373 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
22374 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
22375 (i6400_msa_long_float4, i6400_msa_long_float5)
22376 (i6400_msa_long_float8, i6400_msa_fdiv_df)
22377 (i6400_msa_fdiv_sf): New reservations.
22378 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
22379 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
22380 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
22381 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
22382 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
22383 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
22384 (msa_short_cmp, msa_short_float2, msa_short_logic3)
22385 (msa_short_store4, msa_long_load, msa_short_store)
22386 (msa_long_logic, msa_long_float2, msa_long_float4)
22387 (msa_long_float5, msa_long_float8, msa_long_mult)
22388 (msa_long_fdiv, msa_long_div): New reservations.
22390 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
22391 Sameera Deshpande <sameera.deshpande@imgtec.com>
22392 Matthew Fortune <matthew.fortune@imgtec.com>
22393 Graham Stott <graham.stott@imgtec.com>
22394 Chao-ying Fu <chao-ying.fu@imgtec.com>
22396 * config.gcc: Add MSA header file for mips*-*-* target.
22397 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
22398 (Ubv8i, Urv8): New constraints.
22399 * config/mips/mips-ftypes.def: Add function types for MSA
22401 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
22402 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
22403 * config/mips/mips-msa.md: New file.
22404 * config/mips/mips-protos.h
22405 (mips_split_128bit_const_insns): New prototype.
22406 (mips_msa_idiv_insns): Likewise.
22407 (mips_split_128bit_move): Likewise.
22408 (mips_split_128bit_move_p): Likewise.
22409 (mips_split_msa_copy_d): Likewise.
22410 (mips_split_msa_insert_d): Likewise.
22411 (mips_split_msa_fill_d): Likewise.
22412 (mips_expand_msa_branch): Likewise.
22413 (mips_const_vector_same_val_p): Likewise.
22414 (mips_const_vector_same_bytes_p): Likewise.
22415 (mips_const_vector_same_int_p): Likewise.
22416 (mips_const_vector_shuffle_set_p): Likewise.
22417 (mips_const_vector_bitimm_set_p): Likewise.
22418 (mips_const_vector_bitimm_clr_p): Likewise.
22419 (mips_msa_vec_parallel_const_half): Likewise.
22420 (mips_msa_output_division): Likewise.
22421 (mips_ldst_scaled_shift): Likewise.
22422 (mips_expand_vec_cond_expr): Likewise.
22423 * config/mips/mips.c (enum mips_builtin_type): Add
22424 MIPS_BUILTIN_MSA_TEST_BRANCH.
22425 (mips_gen_const_int_vector_shuffle): New prototype.
22426 (mips_const_vector_bitimm_set_p): New function.
22427 (mips_const_vector_bitimm_clr_p): Likewise.
22428 (mips_const_vector_same_val_p): Likewise.
22429 (mips_const_vector_same_bytes_p): Likewise.
22430 (mips_const_vector_same_int_p): Likewise.
22431 (mips_const_vector_shuffle_set_p): Likewise.
22432 (mips_symbol_insns): Forbid loading symbols via immediate for
22434 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
22436 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
22438 (mips_lx_address_p): Add support load indexed address for MSA.
22439 (mips_address_insns): Add calculation of instructions needed for
22440 stores and loads for MSA.
22441 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
22442 CONST_VECTOR for MSA and let it fall through.
22443 (mips_ldst_scaled_shift): New function.
22444 (mips_subword_at_byte): Likewise.
22445 (mips_msa_idiv_insns): Likewise.
22446 (mips_legitimize_move): Validate MSA moves.
22447 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
22448 calculation of costs for MSA division.
22449 (mips_split_move_p): Check if MSA moves need splitting.
22450 (mips_split_move): Split MSA moves if necessary.
22451 (mips_split_128bit_move_p): New function.
22452 (mips_split_128bit_move): Likewise.
22453 (mips_split_msa_copy_d): Likewise.
22454 (mips_split_msa_insert_d): Likewise.
22455 (mips_split_msa_fill_d): Likewise.
22456 (mips_output_move): Handle MSA moves.
22457 (mips_expand_msa_branch): New function.
22458 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
22459 Reinstate 'y' modifier.
22460 (mips_file_start): Add MSA .gnu_attribute.
22461 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
22463 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
22464 (mips_class_max_nregs): Add register size for MSA supported mode.
22465 (mips_cannot_change_mode_class): Allow conversion between MSA
22466 vector modes and TImode.
22467 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
22469 (mips_secondary_reload_class): Force MSA loads/stores via memory.
22470 (mips_preferred_simd_mode): Add preffered modes for MSA.
22471 (mips_vector_mode_supported_p): Add MSA supported modes.
22472 (mips_autovectorize_vector_sizes): New function.
22473 (mips_msa_output_division): Likewise.
22474 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
22475 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
22476 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
22477 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
22478 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
22479 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
22480 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
22481 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
22482 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
22483 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
22484 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
22485 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
22486 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
22487 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
22488 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
22489 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
22490 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
22491 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
22492 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
22493 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
22494 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
22495 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
22496 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
22497 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
22498 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
22499 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
22500 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
22501 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
22502 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
22503 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
22504 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
22505 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
22506 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
22507 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
22508 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
22509 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
22510 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
22511 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
22512 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
22513 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
22514 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
22515 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
22516 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
22517 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
22518 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
22519 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
22520 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
22521 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
22522 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
22523 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
22524 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
22525 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
22526 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
22527 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
22528 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
22529 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
22530 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
22531 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
22532 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
22533 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
22534 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
22535 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
22536 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
22537 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
22538 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
22539 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
22540 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
22541 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
22542 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
22543 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
22544 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
22545 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
22546 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
22547 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
22548 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
22549 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
22550 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
22551 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
22552 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
22553 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
22554 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
22555 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
22556 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
22557 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
22558 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
22559 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
22560 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
22561 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
22562 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
22563 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
22564 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
22565 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
22566 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
22567 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
22568 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
22569 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
22570 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
22571 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
22572 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
22573 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
22574 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
22575 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
22576 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
22577 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
22578 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
22579 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
22580 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
22581 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
22582 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
22583 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
22584 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
22585 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
22586 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
22587 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
22588 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
22589 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
22590 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
22591 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
22592 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
22593 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
22594 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
22595 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
22596 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
22597 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
22598 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
22599 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
22600 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
22601 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
22602 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
22603 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
22604 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
22605 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
22606 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
22607 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
22608 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
22609 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
22610 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
22611 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
22612 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
22613 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
22614 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
22615 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
22616 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
22617 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
22618 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
22619 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
22620 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
22621 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
22622 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
22623 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
22624 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
22626 (mips_get_builtin_decl_index): New array.
22627 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
22628 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
22629 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
22630 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
22631 (mips_init_builtins): Initialize mips_get_builtin_decl_index
22633 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
22635 (mips_expand_builtin_insn): Prepare operands for
22636 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
22637 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
22638 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
22639 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
22640 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
22641 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
22642 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
22643 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
22644 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
22645 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
22646 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
22647 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
22648 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
22649 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
22650 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
22651 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
22652 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
22653 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
22654 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
22655 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
22656 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
22657 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
22658 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
22659 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
22660 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
22661 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
22662 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
22663 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
22664 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
22665 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
22666 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
22667 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
22668 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
22669 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
22670 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
22671 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
22672 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
22673 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
22674 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
22675 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
22676 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
22677 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
22678 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
22679 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
22680 These are set implicitly and an error is reported if overridden.
22681 (mips_expand_builtin_msa_test_branch): New function.
22682 (mips_expand_msa_shuffle): Likewise.
22683 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
22684 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
22685 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
22686 (mips_expand_vec_unpack): Add support for MSA.
22687 (mips_expand_vector_init): Likewise.
22688 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
22689 instead of const0_rtx.
22690 (mips_msa_vec_parallel_const_half): New function.
22691 (mips_gen_const_int_vector): Likewise.
22692 (mips_gen_const_int_vector_shuffle): Likewise.
22693 (mips_expand_msa_cmp): Likewise.
22694 (mips_expand_vec_cond_expr): Likewise.
22695 * config/mips/mips.h
22696 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
22697 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
22699 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
22700 (ISA_HAS_MSA): New macro.
22701 (UNITS_PER_MSA_REG): Likewise.
22702 (BITS_PER_MSA_REG): Likewise.
22703 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
22704 (MSA_REG_FIRST): New macro.
22705 (MSA_REG_LAST): Likewise.
22706 (MSA_REG_NUM): Likewise.
22707 (MSA_REG_P): Likewise.
22708 (MSA_REG_RTX_P): Likewise.
22709 (MSA_SUPPORTED_MODE_P): Likewise.
22710 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
22711 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
22712 * config/mips/mips.md: Include mips-msa.md.
22713 (alu_type): Add simd_add.
22714 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
22715 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
22716 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
22717 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
22718 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
22719 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
22720 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
22721 simd_move, simd_load, simd_store. Choose "multi" for moves
22723 (qword_mode): New attribute.
22724 (insn_count): Add instruction count for quad moves.
22725 Increase the count for MIPS SIMD division.
22726 (UNITMODE): Add UNITMODEs for vector types.
22727 (addsub): New code iterator.
22728 * config/mips/mips.opt (mmsa): New option.
22729 * config/mips/msa.h: New file.
22730 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
22732 * config/mips/mti-linux.h: Likewise.
22733 * config/mips/predicates.md
22734 (const_msa_branch_operand): New constraint.
22735 (const_uimm3_operand): Likewise.
22736 (const_uimm4_operand): Likewise.
22737 (const_uimm5_operand): Likewise.
22738 (const_uimm8_operand): Likewise.
22739 (const_imm5_operand): Likewise.
22740 (aq10b_operand): Likewise.
22741 (aq10h_operand): Likewise.
22742 (aq10w_operand): Likewise.
22743 (aq10d_operand): Likewise.
22744 (const_m1_operand): Likewise.
22745 (reg_or_m1_operand): Likewise.
22746 (const_exp_2_operand): Likewise.
22747 (const_exp_4_operand): Likewise.
22748 (const_exp_8_operand): Likewise.
22749 (const_exp_16_operand): Likewise.
22750 (const_vector_same_val_operand): Likewise.
22751 (const_vector_same_simm5_operand): Likewise.
22752 (const_vector_same_uimm5_operand): Likewise.
22753 (const_vector_same_uimm6_operand): Likewise.
22754 (const_vector_same_uimm8_operand): Likewise.
22755 (par_const_vector_shf_set_operand): Likewise.
22756 (reg_or_vector_same_val_operand): Likewise.
22757 (reg_or_vector_same_simm5_operand): Likewise.
22758 (reg_or_vector_same_uimm6_operand): Likewise.
22759 * doc/extend.texi (MIPS SIMD Architecture Functions): New
22761 * doc/invoke.texi (-mmsa): Document new option.
22763 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22765 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
22766 * configure: Regenerate.
22767 * config.in: Regenerate.
22768 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
22769 on -fvtable-verify.
22770 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
22771 (ENDFILE_VTV_SPEC): Define.
22773 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
22775 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
22776 registers in all interrupt handlers if necessary.
22777 (rl78_option_override): Add warning.
22778 (MUST_SAVE_MDUC_REGISTERS): New macro.
22779 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
22780 * config/rl78/rl78.c (check_mduc_usage): New function.
22781 (mduc_regs): New structure to hold MDUC register data.
22782 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
22783 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
22784 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
22785 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
22786 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
22787 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
22789 2016-05-09 Bin Cheng <bin.cheng@arm.com>
22791 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
22792 (tree-ssa-loop-niter.h): Ditto.
22793 (idx_within_array_bound, ref_within_array_bound): New functions.
22794 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
22795 Factor out check on writable base object to ...
22796 (base_object_writable): ... here.
22798 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22800 * config/arm/arm.md (probe_stack): Add modes to set source
22803 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
22805 * regrename.c (base_reg_class_for_rename): New static function.
22806 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
22808 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
22810 * cgraph.c (thunk_adjust): Export.
22811 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
22812 * cgraphunit.c (thunk_adjust): Export.
22813 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
22815 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
22817 * tree-inline.c (expand_call_inline): Expand thunks inline.
22819 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
22822 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
22823 (*sse2_vd_cvtss2sd): Ditto.
22824 * config/i386/i386.md
22825 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
22826 Generate *sse2_vd_cvtsd2ss pattern.
22827 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
22828 Generate *sse2_vd_cvtss2sd pattern.
22830 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
22832 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
22833 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
22836 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
22838 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
22839 * config/sh/sh.c: Define and declare variables on first use throughout
22841 (current_function_interrupt): Change to bool type.
22842 (frame_insn): Rename to emit_frame_insn and update users.
22843 (push_regs): Use bool for 'interrupt_handler' argument.
22844 (save_schedule_s): Remove.
22845 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
22846 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
22847 targetm.asm_out.unaligned_op.di.
22848 (gen_far_branch): Remove redundant forward declaration.
22849 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
22850 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
22851 (sh_set_return_address, sh_function_ok_for_sibcall,
22852 scavenge_reg): Update comments.
22853 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
22854 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
22855 (sh_attr_renesas_p): Remove unnecessary parentheses.
22856 (branch_dest): Simplify.
22857 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
22858 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
22859 (CUMULATIVE_ARGS): Change macro to typedef.
22860 (current_function_interrupt): Change to bool type.
22861 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
22862 Surround with __cplusplus ifdef.
22863 (sh_compare_op0, sh_compare_op1): Remove.
22864 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
22866 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
22868 * config/arm/arm.md (arch): Add neon.
22869 (arch_enabled): Return yes for arch neon when TARGET_NEON.
22870 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
22871 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
22872 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
22873 attributes for alt renumbering. Mark alt 3 as non-predicable.
22874 (thumb2_movdf_vfp): Likewise.
22876 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
22878 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
22879 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
22880 (*andqi_1): Add preferred_for_speed attribute to disparage
22881 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
22882 (*<code>qi_1): Ditto.
22883 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
22884 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
22885 (*ashlqi3_1): Ditto.
22886 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
22887 Add preferred_for_size attribute to disparage alternative 0 and
22888 preferred_for_speed attribute to disparage alternative 1 for
22889 TARGET_PARTIAL_REG_STALL targets.
22891 2016-05-07 Tom de Vries <tom@codesourcery.com>
22893 PR tree-optimization/70956
22894 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
22897 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
22899 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
22900 * config/sh/sh.c (sh_cbranch_distance): Implement it.
22901 * config/sh/sh.md (branch_zero): Remove define_attr.
22902 (define_delay): Disable delay slot if branch distance is one insn.
22904 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22906 * config/i386/i386.md (LEAMODE): New mode attribute.
22907 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
22908 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
22909 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
22910 operand 2 predicate.
22911 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
22912 (*lea<mode>_general_3): Ditto.
22913 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
22915 2016-05-06 Jakub Jelinek <jakub@redhat.com>
22917 * genmddump.c (main): Convert argv from char ** to const char **.
22919 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22921 * coretypes.h (OVERRIDE): New macro.
22922 (FINAL): New macro.
22924 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
22926 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
22927 allow coalescing if the types are compatible.
22929 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22931 * pass_manager.h (pass_manager::register_pass_name): New method.
22932 (pass_manager::get_pass_by_name): New method.
22933 (pass_manager::create_pass_tab): New method.
22934 (pass_manager::m_name_to_pass_map): New field.
22935 * passes.c (name_to_pass_map): Delete global in favor of field
22936 "m_name_to_pass_map" of pass_manager.
22937 (register_pass_name): Rename from a function to...
22938 (pass_manager::register_pass_name): ...this method, updating
22939 for renaming of global "name_to_pass_map" to field
22940 "m_name_to_pass_map".
22941 (create_pass_tab): Rename from a function to...
22942 (pass_manager::create_pass_tab): ...this method, updating
22943 for renaming of global "name_to_pass_map" to field.
22944 (get_pass_by_name): Rename from a function to...
22945 (pass_manager::get_pass_by_name): ...this method.
22946 (enable_disable_pass): Convert use of get_pass_by_name to
22947 a method call, locating the pass_manager singleton.
22949 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22951 * genattr-common.c (main): Convert argv from char ** to const char **.
22952 * genattr.c (main): Likewise.
22953 * genattrtab.c (main): Likewise.
22954 * genautomata.c (initiate_automaton_gen): Likewise.
22956 * gencodes.c (main): Likewise.
22957 * genconditions.c (main): Likewise.
22958 * genconfig.c (main): Likewise.
22959 * genconstants.c (main): Likewise.
22960 * genemit.c (main): Likewise.
22961 * genenums.c (main): Likewise.
22962 * genextract.c (main): Likewise.
22963 * genflags.c (main): Likewise.
22964 * genmddeps.c (main): Likewise.
22965 * genopinit.c (main): Likewise.
22966 * genoutput.c (main): Likewise.
22967 * genpeep.c (main): Likewise.
22968 * genpreds.c (main): Likewise.
22969 * genrecog.c (main): Likewise.
22970 * gensupport.c (init_rtx_reader_args_cb): Likewise.
22971 (init_rtx_reader_args): Likewise.
22972 * gensupport.h (init_rtx_reader_args_cb): Likewise.
22973 (init_rtx_reader_args): Likewise.
22974 * gentarget-def.c (main): Likewise.
22975 * read-md.c (read_md_files): Likewise.
22976 * read-md.h (read_md_files): Likewise.
22978 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22980 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
22981 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
22982 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
22983 Remove unused predicate.
22984 (register_and_not_fp_reg_operand): Ditto.
22986 2016-05-06 Martin Liska <mliska@suse.cz>
22988 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
22989 instead of vec as the vector is local to the function.
22991 2016-05-06 Jakub Jelinek <jakub@redhat.com>
22993 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
22994 avx512bw alternative.
22996 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
22997 before the ashr<mode>3 pattern.
22999 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
23000 v instead of x in vex or maybe_vex alternatives, use
23001 maybe_evex instead of vex in prefix.
23003 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
23004 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
23005 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
23006 in vex or maybe_vex alternatives, use maybe_evex instead of vex
23009 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
23010 v instead of x in vex or maybe_vex alternatives, use
23011 maybe_evex instead of vex in prefix.
23013 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
23014 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
23015 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
23016 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
23017 alternatives, use maybe_evex instead of vex in prefix.
23019 * config/i386/sse.md (vec_interleave_lowv4sf,
23020 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
23021 v instead of x in vex or maybe_vex alternatives, use
23022 maybe_evex instead of vex in prefix.
23024 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
23025 v instead of x in vex or maybe_vex alternatives, use
23026 maybe_evex instead of vex in prefix.
23028 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
23029 v constraint instead of x.
23031 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
23033 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
23034 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
23037 2016-05-06 Richard Biener <rguenther@suse.de>
23039 PR tree-optimization/70948
23040 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
23041 Properly clobber all fields of va_list for __builtin_va_start.
23043 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
23046 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
23047 loop latch destination.
23049 2016-05-06 Martin Liska <mliska@suse.cz>
23051 * tree-ssa-uninit.c: Apply manual changes
23052 to the GNU coding style.
23053 (prune_uninit_phi_opnds): Rename from
23054 prune_uninit_phi_opnds_in_unrealizable_paths.
23056 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23058 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
23059 mspace): Remove deprecated options.
23060 * doc/invoke.texi (SH options): Remove -mspace.
23062 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23064 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
23066 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23068 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
23069 corresponding combine split pattern.
23071 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23074 * config/sh/predicates.md (long_displacement_mem_operand): New.
23075 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
23076 Add movi20, movi20s alternatives. Adjust length attribute for
23078 (movsi_ie): Allow for any FPU. Adjust length attribute for
23080 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
23081 attribute for alternatives.
23082 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
23083 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
23084 length attribute for alternatives.
23086 2016-05-06 Richard Biener <rguenther@suse.de>
23088 PR tree-optimization/70960
23089 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
23091 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23094 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
23095 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
23097 2016-05-06 Marek Polacek <polacek@redhat.com>
23100 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
23102 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23105 * config/sh/sh.md (*rotcr): Add another variant.
23107 2016-05-06 Richard Biener <rguenther@suse.de>
23109 PR middle-end/70931
23110 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
23112 2016-05-06 Richard Biener <rguenther@suse.de>
23114 PR middle-end/70941
23115 * fold-const.c (split_tree): Always convert to the original type
23118 2016-05-06 Richard Biener <rguenther@suse.de>
23120 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
23121 (fwprop_addr): Likewise.
23123 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23126 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
23128 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
23129 * config/i386/i386.md (push mem splitter): Use find_constant_src in
23130 the splitter condition.
23131 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
23132 the splitter condition.
23133 (FP float_extend load splitter): Ditto.
23135 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
23137 * config/i386/i386.md (peehole2 patterns): Change true_regnum
23138 to REGNO in all peephole2 patterns.
23139 (post-reload splitters): Change true_regnum to REGNO in
23140 post-reload splitters.
23141 (zero_extend splitters): Use general_reg_operand and
23142 nonimmediate_gr_operand predicates.
23144 2016-05-05 Jakub Jelinek <jakub@redhat.com>
23146 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
23147 v constraint instead of x.
23149 2016-05-05 Alan Modra <amodra@gmail.com>
23152 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
23153 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
23154 TARGET_NO_FP_IN_TOC for -mrelocatable.
23155 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
23156 TARGET_RELOCATABLE test.
23157 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23158 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23159 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23160 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23161 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23162 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23163 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23164 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23165 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
23166 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23168 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
23169 (rs6000_stack_info): Likewise.
23170 (rs6000_elf_asm_out_constructor): Likewise.
23171 (rs6000_elf_asm_out_destructor): Likewise.
23172 (rs6000_elf_declare_function_name): Likewise.
23173 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
23174 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
23177 2016-05-05 Alan Modra <amodra@gmail.com>
23179 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
23181 2016-05-05 Alan Modra <amodra@gmail.com>
23183 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
23184 out-of-line gpr restore for one or two regs if that would add
23187 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
23190 * config/i386/i386.md
23191 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
23192 Change to post-epilogue_completed late splitter. Use sse_reg_operand
23193 as operand 0 predicate.
23194 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
23196 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
23197 Ditto. Emit the pattern using RTX.
23199 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
23200 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
23201 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
23202 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
23204 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
23205 sse_reg_operand as operand 0 predicate.
23207 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
23208 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
23209 instead of gen_rtx_REG.
23210 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
23213 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23215 * function.c (emit_use_return_register_into_block): Delete.
23216 (gen_return_pattern): Delete.
23217 (emit_return_into_block): Delete.
23218 (active_insn_between): Delete.
23219 (convert_jumps_to_returns): Delete.
23220 (emit_return_for_exit): Delete.
23221 (thread_prologue_and_epilogue_insns): Delete all code dealing with
23222 simple_return for shrink-wrapped blocks.
23223 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
23224 end of blocks that need one.
23225 (get_unconverted_simple_return): Delete.
23226 (convert_to_simple_return): Delete.
23227 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
23228 (convert_to_simple_return): Ditto.
23230 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23232 * cfgcleanup.c (bb_is_just_return): New function.
23233 (try_optimize_cfg): Simplify jumps to return, branches to return,
23234 and branches around return.
23236 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23238 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
23239 branch to a return.
23241 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23245 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
23246 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
23247 assert flags & OEP_HASH_CHECK, instead of asserting it
23248 never happens. Handle TARGET_EXPR.
23249 * fold-const.c (operand_equal_p): For hash verification,
23250 or in OEP_HASH_CHECK into flags.
23252 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
23254 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
23256 (compute_samebase_partition_bases): Fix typo.
23258 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23260 * config/i386/sse.md (vec_interleave_highv8sf,
23261 vec_interleave_lowv8sf, vec_interleave_highv4df,
23262 vec_interleave_lowv4df): Remove constraints from expanders.
23264 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
23266 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23268 * tree-inline.c (expand_call_inline): Fix path dealing with
23269 making lhs of call statement undefined.
23271 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23273 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
23274 Check availability on NODE, too.
23275 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
23276 (cgraph_node::call_for_symbol_and_aliases): Likewise.
23277 (varpool_node::call_for_symbol_and_aliase): Likewise.
23278 * ipa-pure-const.c (add_new_function): Analyze all bodies.
23279 (propagate_pure_const): Propagate across interposable functions, too.
23280 (skip_function_for_local_pure_const): Do not skip interposable bodies
23282 (pass_local_pure_const::execute): Update.
23284 2016-05-04 Marek Polacek <polacek@redhat.com>
23286 * doc/invoke.texi: Document -Wdangling-else.
23288 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
23290 * config.gcc: Error out when conflicting multilib is detected. Do not
23291 loop over multilibs since no combination is legal.
23293 2016-05-04 Alan Modra <amodra@gmail.com>
23295 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
23296 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
23297 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23300 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
23302 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
23303 Clean up p5600 comments.
23305 2016-05-04 Richard Biener <rguenther@suse.de>
23307 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
23308 constructor simplifications.
23309 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
23311 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
23313 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
23314 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
23315 result.set_rtx is null instead of aborting.
23316 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
23318 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
23319 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
23320 *mov<mode>_store_postinc): New patterns.
23322 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
23324 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
23325 as commutative. Check both conversions are NOP.
23326 ((A & B) OP (C & B)): Remove.
23328 2016-05-04 Alan Modra <amodra@gmail.com>
23330 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
23332 2016-05-04 Alan Modra <amodra@gmail.com>
23335 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
23336 when cr2,3,4 are all fixed regs.
23338 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
23340 PR rtl-optimization/57193
23341 * opts.c (default_options_table): Revert OPT_frename_registers change.
23342 * doc/invoke.texi (-frename-registers, -O2): Likewise.
23344 2016-05-03 Martin Sebor <msebor@redhat.com>
23347 * builtins.c (fold_builtin_FILE): New function.
23348 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
23349 (fold_builtin_0): Call them.
23350 * gimplify.c (gimplify_call_expr): Remove the handling of
23351 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
23354 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
23355 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
23359 * doc/extend.texi (Function Names as Strings): Update __func__,
23360 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
23363 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23364 Richard Biener <rguenther@suse.de>
23366 PR tree-optimization/70916
23367 * tree-if-conv.c: Include cfganal.h.
23368 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
23369 and remove_fake_exit_edges around the optimization pass.
23371 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
23373 * cgraph.c (symbol_table::create_edge): Set inline_failed.
23374 (cgraph_edge::make_direct): Likewise.
23375 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
23376 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
23377 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
23378 (CIF_THUNK): New code.
23379 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
23380 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
23381 (compute_inline_parameters): Set inline_failed for thunks.
23382 (inline_analyze_function): Cleanup.
23383 * ipa-inline.c (can_inline_edge_p): Do not deal with
23384 call_stmt_cannot_inline_p.
23385 (can_early_inline_edge_p): Likewise.
23386 (early_inliner): Initialize inline_failed.
23387 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
23389 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
23391 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
23392 from nonimm_ssenomem_operand.
23393 (nonimm_ssenomem_operand): New predicate.
23394 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
23395 as operand 0 predicate.
23396 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
23397 Disable unsupported alternatives using "enabled" attribute.
23398 Use register_ssemem_operand as operand 0 predicate.
23399 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
23401 2016-05-03 Marek Polacek <polacek@redhat.com>
23404 * input.c (expansion_point_location): New function.
23405 * input.h (expansion_point_location): Declare.
23407 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
23409 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
23410 occurence with frame_offset_ ones.
23412 2016-05-03 Alan Modra <amodra@gmail.com>
23414 PR rtl-optimization/70890
23415 * ira.c (combine_and_move_insns): When moving def_insn, remove
23416 equivs on use_insn.
23418 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
23420 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
23421 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
23422 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
23423 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
23425 2016-05-03 Alan Modra <amodra@gmail.com>
23427 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
23428 for SAVE_MULTIPLE/STORE_MULTIPLE.
23430 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23432 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
23433 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
23435 2016-05-03 Richard Biener <rguenther@suse.de>
23437 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
23439 (gimplify_arg): Likewise.
23440 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
23441 re-writing the result to a decl if required.
23442 (internal_get_tmp_var): Add allow_ssa parameter
23443 and override into_ssa with it.
23444 (get_formal_tmp_var): Adjust.
23445 (get_initialized_tmp_var): Add allow_ssa parameter.
23446 (gimplify_arg): Add allow_ssa parameter and avoid generating
23447 SSA names for the result false.
23448 (gimplify_call_expr): If the call may return twice do not
23449 gimplify parameters into SSA.
23450 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
23451 (gimplify_modify_expr): Adjust assert. For noreturn calls
23452 with a SSA name LHS adjust its def.
23453 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
23454 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
23455 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
23456 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
23457 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
23458 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
23459 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
23460 (optimize_target_teams): Do not allow SSA names for clause operands.
23461 (gimplify_expr): Likewise for where we mark the result addressable.
23462 * passes.def (pass_init_datastructures): Remove.
23463 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
23464 (rewrite_stmt): Likewise.
23465 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
23466 (replace_locals_op): Replace SSA names.
23467 (copy_gimple_seq_and_replace_locals): Init src_cfun.
23468 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
23469 * cgraph.c (release_function_body): Free CFG annotations only
23470 when we have a CFG. Simplify.
23471 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
23472 force_gimple_operand instead of get_initialized_tmp_var.
23473 * tree-pass.h (make_pass_init_datastructures): Remove.
23474 * tree-ssa.c (execute_init_datastructures): Remove.
23475 (pass_data_init_datastructures): Likewise.
23476 (class pass_init_datastructures): Likewise.
23477 (make_pass_init_datastructures): Likewise.
23478 * omp-low.c (create_omp_child_function): Init SSA data structures.
23479 (grid_expand_target_grid_body): Likewise.
23480 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
23481 name before adding it to names_to_release.
23482 (remove_bb): Always release SSA defs.
23483 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
23484 before dereferencing it.
23485 * cgraphunit.c (init_lowered_empty_function): Always
23486 int SSA data structures.
23487 * tree-ssanames.c (release_defs): Remove assert that we are in
23489 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
23491 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23492 Uros Bizjak <ubizjak@gmail.com>
23494 PR rtl-optimization/70467
23495 * config/i386/predicates.md (x86_64_hilo_int_operand,
23496 x86_64_hilo_general_operand): New predicates.
23497 * config/i386/constraints.md (Wd): New constraint.
23498 * config/i386/i386.md (mode attr di): Use Wd instead of e.
23499 (general_hilo_operand): New mode attr.
23500 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
23501 instead of <general_operand>.
23502 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
23503 x86_64_hilo_general_operand instead of <general_operand>.
23505 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23507 PR tree-optimization/70916
23508 * tree-if-conv.c (constant_or_ssa_name): Removed.
23509 (fold_build_cond_expr): Use is_gimple_val instead of
23510 constant_or_ssa_name.
23512 PR tree-optimization/70916
23513 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
23514 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
23517 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
23518 (optimize_atomic_bit_test_and): New function.
23519 (pass_fold_builtins::execute): Use it.
23520 * optabs.def (atomic_bit_test_and_set_optab,
23521 atomic_bit_test_and_complement_optab,
23522 atomic_bit_test_and_reset_optab): New optabs.
23523 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
23524 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
23525 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
23526 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
23527 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
23528 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
23529 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
23530 * doc/md.texi (atomic_bit_test_and_set@var{mode},
23531 atomic_bit_test_and_complement@var{mode},
23532 atomic_bit_test_and_reset@var{mode}): Document.
23533 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
23534 atomic_bit_test_and_complement<mode>,
23535 atomic_bit_test_and_reset<mode>): New expanders.
23536 (atomic_bit_test_and_set<mode>_1,
23537 atomic_bit_test_and_complement<mode>_1,
23538 atomic_bit_test_and_reset<mode>_1): New insns.
23540 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
23542 PR rtl-optimization/70687
23543 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
23544 instead of unsigned HOST_WIDE_INT.
23546 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
23548 PR rtl-optimization/44281
23549 * hard-reg-set.h (struct target_hard_regs): New field
23550 x_fixed_nonglobal_reg_set.
23551 (fixed_nonglobal_reg_set): New macro.
23552 * reginfo.c (init_reg_sets_1): Initialize it.
23553 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
23555 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
23557 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23559 PR tree-optimization/56541
23560 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
23561 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
23562 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
23563 (any_complicated_phi): new static variable.
23564 (aggressive_if_conv): delete.
23565 (if_convertible_phi_p): support phis with more than two arguments.
23566 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
23567 critical pred edges.
23568 (ifcvt_split_critical_edges): support phis with more than two
23569 arguments by checking new parameter. only split critical edges
23571 (tree_if_conversion): handle simd pragma marked loop using new
23572 local variable aggressive_if_conv. check any_complicated_phi.
23574 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23576 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
23579 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23581 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
23584 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
23586 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
23587 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
23588 define_insn_and_split.
23589 (mulsi3_i): New define_insn_and_split.
23590 (mulsi3_call): Convert to define_insn.
23591 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
23592 Remove constraints.
23594 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23596 * machmode.h (mode_complex): Add support to give the complex mode
23598 (GET_MODE_COMPLEX_MODE): Likewise.
23599 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
23600 stored by build_complex_type and gfc_build_complex_type instead of
23601 trying to figure out the appropriate mode based on the size. Raise
23602 an assertion error, if the type was not set.
23603 * genmodes.c (struct mode_data): Add field for the complex type of
23605 (blank_mode): Likewise.
23606 (make_complex_modes): Remember the complex mode created in the
23608 (emit_mode_complex): Write out the mode_complex array to map a
23609 type mode to the complex version.
23610 (emit_insn_modes_c): Likewise.
23611 * tree.c (build_complex_type): Set the complex type to use before
23612 calling layout_type.
23613 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
23614 support for __float128 complex datatypes.
23615 (rs6000_hard_regno_mode_ok): Likewise.
23616 (rs6000_setup_reg_addr_masks): Likewise.
23617 (rs6000_complex_function_value): Likewise.
23618 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
23619 __float128 and __ibm128 complex.
23620 (FLOAT128_IBM_P): Likewise.
23621 (ALTIVEC_ARG_MAX_RETURN): Likewise.
23622 * doc/extend.texi (Additional Floating Types): Document that
23623 -mfloat128 must be used to enable __float128. Document complex
23624 __float128 and __ibm128 support.
23626 2016-05-02 Jakub Jelinek <jakub@redhat.com>
23629 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
23630 char/short arguments promoted to int because of promote_prototypes.
23632 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
23634 * config/i386/predicates.md (register_ssemem_operand): New predicate.
23635 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
23636 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
23637 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
23638 alternatives using "enabled" attribute. Use register_ssemem_operand
23639 as operand 1 predicate.
23640 (*cmpi<unord>xf_i387): Split XFmode pattern from
23641 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
23642 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
23643 *absneg<mode>2_i387. Disable unsupported alternatives using
23644 "enabled" attribute.
23645 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
23647 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
23649 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
23651 (oacc_loop_process): Check mask for loop termination.
23653 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
23655 * cif-code.def (CIF_THUNK): Add.
23656 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
23659 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
23661 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
23662 (dump_inline_summary): Dump it.
23663 (fp_expression_p): New predicate.
23664 (estimate_function_body_sizes): Use it.
23665 (inline_merge_summary): Merge fp_expressions.
23666 (inline_read_section): Read fp_expressions.
23667 (inline_write_summary): Write fp_expressions.
23668 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
23669 codegen boundary if either caller or callee is !fp_expressions.
23670 * ipa-inline.h (inline_summary): Add fp_expressions.
23671 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
23672 to fp_expressions be sure the fp generation flags are updated.
23674 2016-05-02 Jakub Jelinek <jakub@redhat.com>
23676 PR rtl-optimization/70467
23677 * cse.c (cse_insn): Handle no-op MEM moves after folding.
23679 PR rtl-optimization/70467
23680 * ipa-pure-const.c (check_call): Handle internal calls even in
23681 ipa mode like in local mode.
23683 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
23685 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
23687 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
23689 * match.pd (X u< X, X u> X): New transformations.
23691 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
23693 * flag-types.h (enum warn_strict_overflow_code): Move ...
23694 * coretypes.h: ... here.
23695 * fold-const.h (fold_overflow_warning): Declare.
23696 * fold-const.c (fold_overflow_warning): Make non-static.
23697 (fold_comparison): Move the transformation of X +- C1 CMP C2
23698 into X CMP C2 -+ C1 ...
23699 * match.pd: ... here.
23700 * gimple-fold.c (fold_stmt_1): Protect with
23701 fold_defer_overflow_warnings.
23703 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
23705 * omp-low.c (struct oacc_loop): Add 'inner' field.
23706 (new_oacc_loop_raw): Initialize it to zero.
23707 (oacc_loop_fixed_partitions): Initialize it.
23708 (oacc_loop_auto_partitions): Partition outermost loop to outermost
23709 available partitioning.
23711 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23713 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
23715 (umulsidi3): Likewise.
23716 (indirect_jump): Fix jump instruction assembly patterns.
23718 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
23721 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
23722 (nvptx_function_value): Assert non-NULL cfun.
23724 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
23726 PR rtl-optimization/70886
23727 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
23729 * cselib.h (rtx_equal_for_cselib_1): Declare.
23730 (rtx_equal_for_cselib_p: New inline function.
23731 * cselib.c (rtx_equal_for_cselib_p): Delete.
23732 (rtx_equal_for_cselib_1): Make public.
23734 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
23736 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
23737 (register_mixssei387nonimm_operand): Remove predicate.
23738 * config/i386/i386.md (*fop_<mode>_comm): Merge from
23739 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
23740 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
23741 for TARGET_MIX_SSE_I387 alternatives.
23742 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
23743 Disable unsupported alternatives using "enabled" attribute. Use
23744 nonimm_ssenomem_operand as operand 1 predicate. Also check
23745 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
23747 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23749 * tree.c (cst_and_fits_in_hwi): Simplify.
23751 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23753 * tree.h (wi::to_wide): New function.
23754 * expr.c (expand_expr_real_1): Use wi::to_wide.
23755 * fold-const.c (int_const_binop_1): Likewise.
23756 (extract_muldiv_1): 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_SHIFT_RESULT): New macro.
23762 (wi::binary_shift): Define signed_shift_result_type for
23763 shifts on offset_int- and widest_int-like types.
23764 (generic_wide_int): Support <<= and >>= if << and >> are supported.
23765 * tree.h (int_bit_position): Use shift operators instead of wi::
23767 * alias.c (adjust_offset_for_component_ref): Likewise.
23768 * expr.c (get_inner_reference): Likewise.
23769 * fold-const.c (fold_comparison): Likewise.
23770 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
23771 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
23772 * tree-dfa.c (get_ref_base_and_extent): Likewise.
23773 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
23774 (stmt_kills_ref_p): Likewise.
23775 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
23776 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
23777 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23778 (ao_ref_init_from_vn_reference): Likewise.
23780 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23782 * wide-int.h: Update offset_int and widest_int documentation.
23783 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
23784 (wi::binary_traits): Allow ordered comparisons between offset_int and
23785 offset_int, between widest_int and widest_int, and between either
23786 of these types and basic C types.
23787 (operator <, <=, >, >=): Define for the same combinations.
23788 * tree.h (tree_int_cst_lt): Use comparison operators instead
23789 of wi:: comparisons.
23790 (tree_int_cst_le): Likewise.
23791 * gimple-fold.c (fold_array_ctor_reference): Likewise.
23792 (fold_nonarray_ctor_reference): Likewise.
23793 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
23794 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
23795 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
23796 * tree-sra.c (completely_scalarize): Likewise.
23797 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
23798 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
23799 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
23800 (check_for_binary_op_overflow): Likewise.
23801 (search_for_addr_array): Likewise.
23802 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
23804 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23806 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
23807 (arc_save_restore): Likewise.
23808 (arc_dwarf_register_span): Likewise.
23809 (arc_output_pic_addr_const): Initialize suffix variable.
23811 2016-05-02 Martin Liska <mliska@suse.cz>
23813 * symbol-summary.h (function_summary::function_summary):
23814 Remove checking assert for all cgraph nodes.
23815 (function_summary::get): Check summary_uid.
23816 (symtab_insertion): Check summary_uid.
23818 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23820 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
23821 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
23822 bmaskn instruction.
23823 (arc_dwarf_register_span): Remove enum keyword.
23824 (compact_memory_operand_p): New function.
23825 * config/arc/arc.h (reg_class): Add code density register classes.
23826 (REG_CLASS_NAMES): Likewise.
23827 (REG_CLASS_CONTENTS): Likewise.
23828 * config/arc/arc.md (*movqi_insn): Add code density instructions.
23829 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
23830 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
23831 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
23832 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
23834 (h, Rcd, Rsd, Rzd): New register constraints.
23835 (T): Use compact_memory_operand_p function.
23836 * config/arc/predicates.md (compact_load_memory_operand): Remove.
23838 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
23840 * config/sh/sh.md (*negnegt, *movtt): Remove.
23842 2016-05-02 Marek Polacek <polacek@redhat.com>
23843 Tom de Vries <tom@codesourcery.com>
23845 PR tree-optimization/70700
23846 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
23847 bigger than FIRST_REF_NODE.
23849 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
23852 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
23854 (prepare_cbranch_operands): Don't use scratch register. Assume that
23855 function is used when pseudos can be created.
23856 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
23857 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
23858 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
23859 define_expand. Allow it only when pseudos can be created.
23860 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
23862 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
23864 * config/i386/constraints.md (BC): Only allow -1 operands.
23865 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
23866 Add "enabled" attribute. Update XI mode attribute calculation.
23867 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
23868 (*movoi_internal_avx): Update XI mode attribute calculation.
23869 (*movti_internal): Ditto.
23871 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23873 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
23874 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
23876 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
23878 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
23879 statement on instruction code. Remove trailing spaces.
23880 (altivec_expand_stv_builtin): Likewise.
23882 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23884 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
23885 (TARGET_FPU_DOUBLE): Simplify.
23886 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
23887 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
23888 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
23889 with 'TARGET_FPU_DOUBLE'.
23890 * config/sh/sh.md: Likewise.
23892 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
23894 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
23895 SH_DIV_STR_FOR_SIZE): Remove.
23896 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
23897 SH_DIV_STR_FOR_SIZE): Remove.
23899 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23901 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
23902 logical_reg_operand): Delete.
23903 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
23904 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
23905 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
23906 match_operand and match_test.
23907 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
23908 variables on their first use. Return bool values.
23909 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
23910 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
23911 arith_reg_operand for input operand. Remove empty constraints.
23913 (*xorsi3_compact): Rename to xorsi3.
23914 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
23915 (*zero_extend<mode>si2_disp_mem): Update comment.
23918 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
23920 * config/sh/t-sh: Remove SH5 support.
23921 * config.gcc: Likewise.
23922 * configure: Likewise.
23924 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23926 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
23928 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
23930 * config/sh/sh.c (register_sh_passes, sh_option_override,
23931 sh_print_operand, prepare_move_operands,
23932 sh_can_follow_jump): Remove TARGET_SH1 checks.
23933 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
23934 PROMOTE_MODE): Likewise.
23935 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
23938 2016-04-30 Alan Modra <amodra@gmail.com>
23940 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
23941 restoring when fixed_reg_p, but allow out-of-line or stmw save.
23942 Check for user regs later to avoid unnecessary looping over regs.
23943 Merge user reg check with non-saved reg check. Don't force
23944 inline VR restore when static chain used.
23945 (rs6000_frame_related): Omit eh_frame info for user regs when
23947 (fixed_regs_p): Delete.
23949 2016-04-30 Alan Modra <amodra@gmail.com>
23951 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
23952 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
23955 2016-04-30 Alan Modra <amodra@gmail.com>
23958 * config/rs6000/rs6000.c (fixed_reg_p): New function.
23959 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
23962 2016-04-30 Alan Modra <amodra@gmail.com>
23964 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
23965 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
23966 flag_pic test for Darwin.
23968 2016-04-30 Alan Modra <amodra@gmail.com>
23970 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
23971 throw_calls_crossed.
23972 (REG_FREQ_CALLS_CROSSED): Delete.
23973 (REG_N_THROWING_CALLS_CROSSED): Delete.
23974 * regstat.c (regstat_bb_compute_ri): Don't calculate
23975 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
23976 (dump_reg_info): Don't print call cross frequency.
23977 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
23978 and REG_N_THROWING_CALLS_CROSSED.
23980 2016-04-30 Alan Modra <amodra@gmail.com>
23982 * regs.h (struct reg_info_t): Delete live_length.
23983 (REG_LIVE_LENGTH): Delete macro.
23984 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
23985 local_live, local_processed and local_live_last_luid params.
23986 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
23988 (regstat_compute_ri): Adjust for above. Don't set
23990 (dump_reg_info): Don't print live length.
23991 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
23992 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
23993 Localize loop_depth var.
23995 2016-04-30 Alan Modra <amodra@gmail.com>
23997 * ira.c (enum valid_equiv): New.
23998 (validate_equiv_mem): Return enum.
23999 (update_equiv_mem): Create replacement in more cases.
24000 (add_store_equivs): Update validate_equiv_mem call.
24002 2016-04-30 Alan Modra <amodra@gmail.com>
24004 * ira.c (combine_and_move_insns): Rather than scanning insns,
24005 use DF infrastucture to find use and def insns.
24007 2016-04-30 Alan Modra <amodra@gmail.com>
24009 ira.c (combine_and_move_insns): Move invariant conditions..
24010 (ira.c): ..to here. Call combine_and_move_insns before
24011 add_store_equivs. Call grow_reg_equivs later. Allocate
24012 req_equiv later using max_reg_num() rather than global max_regno.
24013 (contains_replace_regs): Delete.
24014 (add_store_equivs): Remove contains_replace_regs test.
24016 2016-04-30 Alan Modra <amodra@gmail.com>
24018 * ira.c (struct equiv_mem_data): New.
24019 (equiv_mem, equiv_mem_modified): Delete static vars.
24020 (validate_equiv_mem_from_store): Use "data" param to communicate..
24021 (validate_equiv_mem): ..from here.
24023 2016-04-30 Alan Modra <amodra@gmail.com>
24025 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
24027 (update_reg_equivs): ..here. Move allocation and freeing of
24028 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
24029 end_alias_analysis to..
24032 2016-04-30 Alan Modra <amodra@gmail.com>
24034 * ira.c (pdx_subregs): Delete.
24035 (struct equivalence): Add pdx_subregs field.
24036 (set_paradoxical_subreg): Remove pdx_subregs param. Update
24037 pdx_subregs access.
24038 (update_equiv_regs): Don't create or free pdx_subregs. Update
24039 pdx_subregs access.
24041 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24043 * config/rs6000/altivec.h: Change definitions of vec_xl and
24045 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
24046 (LD_ELEMREV_V2DI): New.
24047 (LD_ELEMREV_V4SF): New.
24048 (LD_ELEMREV_V4SI): New.
24049 (LD_ELEMREV_V8HI): New.
24050 (LD_ELEMREV_V16QI): New.
24051 (ST_ELEMREV_V2DF): New.
24052 (ST_ELEMREV_V2DI): New.
24053 (ST_ELEMREV_V4SF): New.
24054 (ST_ELEMREV_V4SI): New.
24055 (ST_ELEMREV_V8HI): New.
24056 (ST_ELEMREV_V16QI): New.
24059 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24060 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
24061 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
24062 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
24063 (altivec_expand_builtin): Add handling for
24064 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
24065 (rs6000_invalid_builtin): Add error-checking for
24066 RS6000_BTM_P9_VECTOR.
24067 (altivec_init_builtins): Define builtins used to implement vec_xl
24069 (rs6000_builtin_mask_names): Define power9-vector.
24070 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
24071 (RS6000_BTM_P9_VECTOR): Define.
24072 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
24073 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
24074 (vsx_ld_elemrev_v2df): Likewise.
24075 (vsx_ld_elemrev_v4sf): Likewise.
24076 (vsx_ld_elemrev_v4si): Likewise.
24077 (vsx_ld_elemrev_v8hi): Likewise.
24078 (vsx_ld_elemrev_v16qi): Likewise.
24079 (vsx_st_elemrev_v2df): Likewise.
24080 (vsx_st_elemrev_v2di): Likewise.
24081 (vsx_st_elemrev_v4sf): Likewise.
24082 (vsx_st_elemrev_v4si): Likewise.
24083 (vsx_st_elemrev_v8hi): Likewise.
24084 (vsx_st_elemrev_v16qi): Likewise.
24085 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
24088 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
24090 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
24092 (simplify_control_stmt_condition_1): ... here. Recurse into
24093 BIT_AND_EXPRs and BIT_IOR_EXPRs.
24095 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
24098 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
24099 (zero_extendqi<mode>2_dot): Revert earlier conversion from
24100 define_insn_and_split to define_insn.
24101 (zero_extendqi<mode>2_dot2): Same.
24102 (extendqi<mode>2_dot): Same.
24103 (extendqi<mode>2_dot2): Same.
24105 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24107 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
24108 (probe_stack): New expander.
24109 (probe_stack_<mode>): New insn pattern.
24111 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24113 * config/i386/i386.md
24114 (operations with memory inputs setting flags peephole2):
24115 Remove uneeded REG_P checks. Cleanup pattern generation.
24117 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
24119 * tree-vect-loop.c (vect_transform_loop): Fix
24120 nb_iterations_upper_bound computation for vectorized loop.
24122 2016-04-29 Marek Polacek <polacek@redhat.com>
24123 Jakub Jelinek <jakub@redhat.com>
24126 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
24127 TARGET_EXPR_SLOT as a base.
24129 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
24131 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
24132 with 'rCm2' constraints to limit possible immediate size.
24133 (*load_zeroextendqisi_update): Likewise.
24134 (*load_signextendqisi_update): Likewise.
24135 (*loadhi_update): Likewise.
24136 (*load_zeroextendhisi_update): Likewise.
24137 (*load_signextendhisi_update): Likewise.
24138 (*loadsi_update): Likewise.
24139 (*loadsf_update): Likewise.
24141 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24143 * config/i386/predicates.md (constm1_operand): Fix comparison.
24145 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24147 * testsuite/gcc.target/arc/ieee_eq.c: New test.
24149 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
24151 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
24152 remaining SH5 related settings.
24153 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
24154 shmedia_prepare_call_address): Delete.
24155 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
24156 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
24157 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
24158 UNSUPPORTED_SH2A): Remove m5 checks.
24159 (sh_divide_strategy_e): Remove SH5 division strategies.
24160 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
24161 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
24163 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24165 * config/s390/s390.c (s390_rtx_costs): Update documentation.
24167 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24169 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
24170 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
24171 Change lder to ldr.
24172 * config/s390/vector.md ("mov<mode>"): Likewise.
24174 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
24176 * config/s390/constraints.md ("U", "W"): Invoke
24177 s390_mem_constraint with "ZR" and "ZT".
24178 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
24179 addresses when using LRA. Accept also short displacements for S
24180 and T constraints. Do not check for long displacement target for
24181 S and T constraints.
24182 (s390_mem_constraint): Remove handling of U and W constraints.
24183 * config/s390/s390.md (various patterns): Remove the short
24184 displacement constraints (Q and R) if a long displacement
24185 constraint is present. Add longdisp as required CPU capability.
24186 * config/s390/vector.md: Likewise.
24187 * config/s390/vx-builtins.md: Likewise.
24189 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24192 * reload1.c (reload): Call finish_spills before
24193 restarting reload loop. Skip select_reload_regs
24194 if update_eliminables_and_spill returns true.
24196 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24198 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
24199 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
24200 (umulhisi3_imm): Update predicates and constraint letters.
24201 (umulhisi3_reg): Declare instruction as commutative.
24202 * config/arc/constraints.md (J12, J16): New constraints.
24203 * config/arc/predicates.md (short_unsigned_const_operand): New
24205 (arc_short_operand): Likewise.
24206 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
24208 2016-04-29 Richard Biener <rguenther@suse.de>
24210 PR tree-optimization/13962
24211 PR tree-optimization/65686
24212 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
24213 * tree-ssa-alias.c (ptrs_compare_unequal): New function
24214 using PTA to compare pointers.
24215 * match.pd: Add pattern for pointer equality compare simplification
24216 using ptrs_compare_unequal.
24218 2016-04-29 Richard Biener <rguenther@suse.de>
24220 * stor-layout.c (layout_type): Do not build a pointer-to-element
24223 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24225 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
24226 Use SWI mode iterator. Use general_reg_operand predicate.
24227 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
24228 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
24231 2016-04-29 Jakub Jelinek <jakub@redhat.com>
24233 PR middle-end/70843
24234 * fold-const.c (operand_equal_p): Don't verify hash value equality
24236 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
24239 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24242 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
24243 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
24244 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
24245 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
24246 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
24248 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24250 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
24251 to info. Don't initialize separate fields to 0. Clean up
24254 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24256 * config/i386/i386.md (peephole2s for operations with memory inputs):
24257 Use SWI mode iterator.
24258 (peephole2s for operations with memory outputs): Ditto.
24259 Do not check for stack checking probe.
24261 (probe_stack): Remove expander.
24263 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24264 Andrew Burgess <andrew.burgess@embecosm.com>
24266 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
24267 operands as 32-bits.
24269 2016-04-28 Jason Merrill <jason@redhat.com>
24271 * gdbinit.in: Skip line-map.h.
24273 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24274 Andrew Burgess <andrew.burgess@embecosm.com>
24276 * config/arc/arc.c (arc_conditional_register_usage): Take
24277 TARGET_RRQ_CLASS into account.
24278 (arc_print_operand): Support printing 'p' and 's' operands.
24279 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
24281 (TARGET_RRQ_CLASS): Define.
24282 (IS_POWEROF2_OR_0_P): Define.
24283 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
24285 (*tst_movb): New define_insn.
24286 (*tst): Avoid recognition if it could prevent '*tst_movb'
24287 combination; replace c/CnL with c/Chs alternative.
24288 (*tst_bitfield_tst): New define_insn.
24289 (*tst_bitfield_asr): New define_insn.
24290 (*tst_bitfield): New define_insn.
24291 (andsi3_i): Add Rrq variant.
24292 (extzv): New define_expand.
24293 (insv): New define_expand.
24294 (*insv_i): New define_insn.
24295 (*movb): New define_insn.
24296 (*movb_signed): New define_insn.
24297 (*movb_high): New define_insn.
24298 (*movb_high_signed): New define_insn.
24299 (*movb_high_signed + 1): New define_split pattern.
24300 (*mrgb): New define_insn.
24301 (*mrgb + 1): New define_peephole2 pattern.
24302 (*mrgb + 2): New define_peephole2 pattern.
24303 * config/arc/arc.opt (mbitops): New option for nps400, uses
24304 TARGET_NPS_BITOPS_DEFAULT.
24305 * config/arc/constraints.md (q): Make register class conditional.
24306 (Rrq): New register constraint.
24307 (Chs): New constraint.
24308 (Clo): New constraint.
24309 (Chi): New constraint.
24310 (Cbf): New constraint.
24311 (Cbn): New constraint.
24312 (C18): New constraint.
24313 (Cbi): New constraint.
24315 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24317 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
24319 (bitmap_intersection_of_preds): Ditto.
24320 (bitmap_union_of_succs): Ditto.
24321 (bitmap_union_of_preds): Ditto.
24322 * sbitmap.c (do_popcount): Delete.
24323 (BITMAP_DEBUGGING): Delete.
24324 (sbitmap_verify_popcount): Delete.
24325 (sbitmap_alloc): Don't initialize the popcount field.
24326 (sbitmap_alloc_with_popcount): Delete.
24327 (sbitmap_resize): Don't resize the popcount array.
24328 (sbitmap_vector_alloc): Don't initialize the popcount field.
24329 (bitmap_copy): Don't copy the popcount array.
24330 (bitmap_clear): Don't clear the popcount array.
24331 (bitmap_clear): Delete the popcount array handling.
24332 (bitmap_ior_and_compl): Delete the popcount assert.
24333 (bitmap_not): Ditto.
24334 (bitmap_and_compl): Ditto.
24335 (bitmap_and): Delete the popcount array handling.
24336 (bitmap_xor): Ditto.
24337 (bitmap_ior): Ditto.
24338 (bitmap_or_and): Delete the popcount assert.
24339 (bitmap_and_or): Ditto.
24340 (popcount_table): Delete.
24341 (sbitmap_elt_popcount): Delete.
24342 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
24343 (bitmap_set_bit): Delete the popcount assert.
24344 (bitmap_clear_bit): Ditto.
24345 (sbitmap_free): Don't free the popcount array.
24346 (sbitmap_alloc_with_popcount): Delete declaration.
24347 (sbitmap_popcount): Ditto.
24349 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24350 Andrew Burgess <andrew.burgess@embecosm.com>
24352 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
24353 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
24354 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
24355 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
24356 * config/arc/arc.opt (mcmem): New option.
24357 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
24358 supply length for r/m alternative.
24359 (*extendqisi2_ac): Likewise.
24360 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
24362 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
24363 (movhi_insn): Likewise.
24364 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
24365 (*zero_extendqihi2_i): Add r/Ucm alternative.
24366 (*zero_extendqisi2_ac): Likewise.
24367 (*zero_extendhisi2_i): Likewise.
24368 * config/arc/constraints.md (Uex): New memory constraint.
24369 (Ucm): New define_constraint.
24370 * config/arc/predicates.md (long_immediate_loadstore_operand):
24371 Return 0 for MEM with cmem_address address.
24372 (cmem_address_0): New predicates.
24373 (cmem_address_1): Likewise.
24374 (cmem_address_2): Likewise.
24375 (cmem_address): Likewise.
24377 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24379 * config/rs6000/rs6000.c (machine_function): Rename
24380 insn_chain_scanned_p to spe_insn_chain_scanned_p.
24381 (rs6000_stack_info): Adjust.
24383 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24384 Andrew Burgess <andrew.burgess@embecosm.com>
24386 * config/arc/constraints.md (Usd): Convert to define_constraint.
24390 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24393 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
24394 Add new peephole2 where the first insn is *mov<mode>_or instead of
24395 *mov<mode>_internal.
24397 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
24399 * tracer.c (bb_seen): Make static.
24401 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
24403 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
24404 support, setup defaults.
24405 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
24406 * config/arc/arc.c (arc_init): Add NPS400 support.
24407 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
24408 (TARGET_ARC700): NPS400 is also an ARC700.
24409 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
24411 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24414 * config/nds32/nds32.md (casesi): Don't access the operands array
24417 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24419 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
24420 (or $-1,reg peephole2): Ditto.
24421 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
24423 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
24425 * doc/extend.texi (Common Function Attributes) [optimize]:
24426 Discourage use of the optimize attribute.
24428 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
24430 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
24431 special case builtin.
24432 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
24433 ALTIVEC_BUILTIN_VEC_ADDE.
24434 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
24435 support for ALTIVEC_BUILTIN_VEC_ADDE.
24436 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
24437 for __builtin_vec_adde.
24439 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24441 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
24442 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
24444 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24447 * doc/sourcebuild.texi (Effective-Target Keywords, Other
24448 attributes): Document cilkplus_runtime.
24450 2016-04-28 Martin Jambor <mjambor@suse.cz>
24452 * tree-cfg.c (verify_expr): Verify that local declarations belong to
24453 this function. Call verify_expr on MEM_REFs and bases of other
24454 handled_components.
24456 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24458 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
24459 for WORD_REGISTER_OPERATIONS to runtime check.
24461 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24463 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
24465 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24467 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
24468 big-endian compilation.
24469 * config/arc/arc.md (addf3): Likewise.
24470 (subdf3): Likewise.
24471 (muldf3): Likewise.
24473 2016-04-28 Richard Biener <rguenther@suse.de>
24475 PR tree-optimization/70840
24476 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
24477 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
24478 Mark x * pow(x,c) -> pow(x,c+1) commutative.
24479 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
24481 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24483 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
24484 and explain why in a comment.
24486 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24488 * config/arc/arc.md (cpu_facility): Add fpx variant.
24489 (subdf3): Prohibit use reverse sub when assist operations option
24491 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
24492 instructions only when FPX is enabled.
24493 * testsuite/gcc.target/arc/trsub.c: New test.
24495 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24497 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
24498 mult_operator when calculating "type" attribute.
24499 (*fop_<mode>_1_i387): Ditto.
24500 (*fop_xf_1_i387): Ditto.
24501 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
24502 Use std::swap to swap operands. Use RTL expressions to generate
24505 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24506 Joern Rennecke <joern.rennecke@embecosm.com>
24508 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
24510 (emit_pic_move): Remove.
24511 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
24512 * config/arc/arc.c (emit_pic_move): Removed.
24513 (TARGET_HAVE_TLS): Define.
24514 (arc_conditional_register_usage): Test for arc_tp_regno.
24515 (arc_print_operand, arc_print_operand_address): Handle TLS
24517 (arc_needs_pcl_p): New function.
24518 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
24519 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
24520 (arc_raw_symbolic_reference_mentioned_p): Likewise.
24521 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
24522 (arc_legitimize_tls_address): Likewise.
24523 (DTPOFF_ZERO_SYM): Define.
24524 (arc_legitimize_pic_address): Make it static, handle TLS cases.
24525 (arc_output_pic_addr_const): Print TLS unspecs.
24526 (prepare_pic_move): New function, replaces emit_pic_move.
24527 (arc_legitimate_constant_p): Handle TLS unspecs.
24528 (arc_legitimate_address_p): Likewise.
24529 (arc_rewrite_small_data_p): Use assert for TLS constants.
24530 (prepare_move_operands): Use prepare_pic_move.
24531 (arc_legitimize_address): Legitimize tls addresses.
24532 (arc_epilogue_uses): Check for arc_tp_regno.
24533 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
24534 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
24536 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
24538 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
24539 %(arc_tls_extra_start_spec).
24540 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
24541 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
24543 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
24544 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
24545 (UNSPEC_TLS_OFF): Add.
24547 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
24548 (get_thread_pointersi): New patterns.
24549 * config/arc/arc.opt (mtp-regno): New option.
24550 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
24551 (move_dest_operand): Likewise.
24552 * configure: Regenerate.
24553 * configure.ac: Add arc*-*-* case to test for tls.
24554 * doc/invoke.texi (ARC options): Document mtp-regno.
24556 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24558 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
24559 the new ARC HS SIMD instructions.
24560 (arc_preferred_simd_mode): New function.
24561 (arc_autovectorize_vector_sizes): Likewise.
24562 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
24563 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
24564 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
24565 (arc_init_builtins): Add new SIMD builtin types.
24566 (arc_split_move): Handle 64 bit vector moves.
24567 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
24568 (TARGET_PLUS_QMACW): Define.
24569 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
24570 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
24571 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
24572 (VSUBADD4H): New builtins.
24573 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
24574 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
24576 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
24577 Matthias Klose <doko@debian.org>
24579 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
24581 2016-04-28 Richard Biener <rguenther@suse.de>
24583 PR middle-end/70777
24584 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
24587 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
24589 * common/config/sh/sh-common.c: Remove SH5 support.
24590 * config/sh/constraints.md: Likewise.
24591 * config/sh/config/sh/elf.h: Likewise.
24592 * config/sh/linux.h: Likewise.
24593 * config/sh/netbsd-elf.h: Likewise.
24594 * config/sh/predicates.md: Likewise.
24595 * config/sh/sh-c.c: Likewise.
24596 * config/sh/sh-protos.h: Likewise.
24597 * config/sh/sh.c: Likewise.
24598 * config/sh/sh.h: Likewise.
24599 * config/sh/sh.md: Likewise.
24600 * config/sh/sh.opt: Likewise.
24601 * config/sh/sync.md: Likewise.
24602 * config/sh/sh64.h: Delete.
24603 * config/sh/shmedia.h: Likewise.
24604 * config/sh/shmedia.md: Likewise.
24605 * config/sh/sshmedia.h: Likewise.
24606 * config/sh/t-netbsd-sh5-64: Likewise.
24607 * config/sh/t-sh64: Likewise.
24608 * config/sh/ushmedia.h: Likewise.
24610 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24612 * config/i386/i386.md (sign_extend to memory peephole2s): Use
24613 general_reg_operand instead of register_operand predicate.
24615 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24617 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
24619 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
24621 * match.pd (A - B > A, A + B < A): New transformations.
24623 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
24625 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
24626 which defaults to true. Emit an outer pair of parentheses only if
24627 EMIT_PARENS. When continuing a chain of && or || (or & or |),
24628 don't emit parentheses for the right-hand operand.
24630 2016-04-27 Jeff Law <law@redhat.com>
24632 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
24634 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24636 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
24637 (altivec_lvx_<mode>_internal): Document.
24638 (altivec_lvx_<mode>_2op): New define_insn.
24639 (altivec_lvx_<mode>_1op): Likewise.
24640 (altivec_lvx_<mode>_2op_si): Likewise.
24641 (altivec_lvx_<mode>_1op_si): Likewise.
24642 (altivec_stvx_<mode>): Remove.
24643 (altivec_stvx_<mode>_internal): Document.
24644 (altivec_stvx_<mode>_2op): New define_insn.
24645 (altivec_stvx_<mode>_1op): Likewise.
24646 (altivec_stvx_<mode>_2op_si): Likewise.
24647 (altivec_stvx_<mode>_1op_si): Likewise.
24648 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24649 Expand vec_ld and vec_st during parsing.
24650 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
24652 (altivec_expand_stvx_be): Likewise.
24653 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
24654 address-masking behavior in RTL.
24655 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
24656 address-masking behavior in RTL.
24657 (altivec_expand_builtin): Change builtin code arguments for calls
24658 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
24659 (insn_is_swappable_p): Avoid incorrect swap optimization in the
24660 presence of lvx/stvx patterns.
24661 (alignment_with_canonical_addr): New function.
24662 (alignment_mask): Likewise.
24663 (find_alignment_op): Likewise.
24664 (recombine_lvx_pattern): Likewise.
24665 (recombine_stvx_pattern): Likewise.
24666 (recombine_lvx_stvx_patterns): Likewise.
24667 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
24668 stvx patterns from expand.
24669 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
24671 (vector_altivec_store_<mode>): Likewise.
24673 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
24675 * config/aarch64/aarch64.md
24676 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
24677 remove the "fp" attributes.
24678 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
24679 add the "simd" attributes.
24680 (*movdf_aarch64): Likewise.
24681 (*movtf_aarch64): Remove the "fp" attributes.
24682 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
24683 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
24685 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24687 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
24688 rtx to rtx_code_label *.
24689 * rtl.h (maybe_set_first_label_num): Likewise.
24691 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24693 * df-core.c (df_add_problem): Make the problem param be const.
24694 (df_remove_problem): Make local "problem" be const.
24695 * df-problems.c (problem_RD): Make const.
24696 (problem_LR): Likewise.
24697 (problem_LIVE): Likewise.
24698 (problem_MIR): Likewise.
24699 (problem_CHAIN): Likewise.
24700 (problem_WORD_LR): Likewise.
24701 (problem_NOTE): Likewise.
24702 (problem_MD): Likewise.
24703 * df-scan.c (problem_SCAN): Likewise.
24704 * df.h (struct df_problem): Make field "dependent_problem" be
24706 (struct dataflow): Likewise for field "problem".
24707 (df_add_problem): Make param const.
24709 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
24711 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
24712 inter-unit moves to/from vector registers are enabled. Do not disable
24715 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24717 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
24718 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
24720 (enum df_problem_id): ...this new enum.
24721 (struct df_problem): Convert field "id" from "int" to
24722 enum df_problem_id.
24724 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24726 * rtl.def: Update comment for "things in the instruction chain" to
24727 reflect the removal of the leading "i" field for INSN_UID in
24728 r210360. Fix bogus apostrophe.
24730 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
24732 * config/i386/i386.md
24733 (lea arith with mem operand + setcc peephole2): Set operator mode.
24735 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
24738 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
24739 (dimode_scalar_to_vector_candidate_p): This.
24740 (timode_scalar_to_vector_candidate_p): New function.
24741 (scalar_to_vector_candidate_p): Likewise.
24742 (timode_check_non_convertible_regs): Likewise.
24743 (timode_remove_non_convertible_regs): Likewise.
24744 (remove_non_convertible_regs): Likewise.
24745 (remove_non_convertible_regs): Renamed to ...
24746 (dimode_remove_non_convertible_regs): This.
24747 (scalar_chain::~scalar_chain): Make it virtual.
24748 (scalar_chain::compute_convert_gain): Make it pure virtual.
24749 (scalar_chain::mark_dual_mode_def): Likewise.
24750 (scalar_chain::convert_insn): Likewise.
24751 (scalar_chain::convert_registers): Likewise.
24752 (scalar_chain::add_to_queue): Make it protected.
24753 (scalar_chain::emit_conversion_insns): Likewise.
24754 (scalar_chain::replace_with_subreg): Likewise.
24755 (scalar_chain::replace_with_subreg_in_insn): Likewise.
24756 (scalar_chain::convert_op): Likewise.
24757 (scalar_chain::convert_reg): Likewise.
24758 (scalar_chain::make_vector_copies): Likewise.
24759 (scalar_chain::convert_registers): New pure virtual function.
24760 (class dimode_scalar_chain): New class.
24761 (class timode_scalar_chain): Likewise.
24762 (scalar_chain::mark_dual_mode_def): Renamed to ...
24763 (dimode_scalar_chain::mark_dual_mode_def): This.
24764 (timode_scalar_chain::mark_dual_mode_def): New function.
24765 (timode_scalar_chain::convert_insn): Likewise.
24766 (dimode_scalar_chain::convert_registers): Likewise.
24767 (scalar_chain::compute_convert_gain): Renamed to ...
24768 (dimode_scalar_chain::compute_convert_gain): This.
24769 (scalar_chain::replace_with_subreg): Renamed to ...
24770 (dimode_scalar_chain::replace_with_subreg): This.
24771 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
24772 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
24773 (scalar_chain::make_vector_copies): Renamed to ...
24774 (dimode_scalar_chain::make_vector_copies): This.
24775 (scalar_chain::convert_reg): Renamed to ...
24776 (dimode_scalar_chain::convert_reg ): This.
24777 (scalar_chain::convert_op): Renamed to ...
24778 (dimode_scalar_chain::convert_op): This.
24779 (scalar_chain::convert_insn): Renamed to ...
24780 (dimode_scalar_chain::convert_insn): This.
24781 (scalar_chain::convert): Call convert_registers.
24782 (convert_scalars_to_vector): Change to scalar_chain pointer to
24783 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
24784 in 32-bit mode. Delete scalar_chain pointer. Call
24785 free_dominance_info in 64-bit mode.
24786 (pass_stv::gate): Remove TARGET_64BIT check.
24787 (ix86_option_override): Put the 64-bit STV pass before the CSE
24790 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
24792 * dwarf2out.h (struct dw_loc_descr_node): Remove the
24793 dw_loc_frame_offset field.
24794 * dwarf2out.c (new_loc_descr): Likewise.
24795 (resolve_args_picking_1): Turn the VISITED hash set into a
24796 FRAME_OFFSET hash map. Use it to associate a frame offset to
24797 visited nodes. Remove uses of the CHECKING_P macro.
24798 (resolve_args_picking): Update call to resolve_args_picking_1.
24800 2016-04-27 Martin Liska <mliska@suse.cz>
24802 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
24803 (free_loop_data): Release vuses of groups.
24805 2016-04-27 Bin Cheng <bin.cheng@arm.com>
24807 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
24808 instead of redundant use_id and boolean have_use_for.
24809 (struct iv_use): Change sub_id into group_id. Remove field next.
24810 Move fields: related_cands, n_map_members, cost_map and selected
24812 (struct iv_group): ... here. New structure.
24813 (struct iv_common_cand): Use structure declaration directly.
24814 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
24815 (MAX_CONSIDERED_USES): Rename macro to ...
24816 (MAX_CONSIDERED_GROUPS): ... here.
24817 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
24818 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
24819 (dump_uses): Rename to ...
24820 (dump_groups): ... here. Update all uses.
24821 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
24822 (find_induction_variables): Refactor format of dump information.
24823 (record_sub_use): Delete.
24824 (record_use): Update all uses.
24825 (record_group): New function.
24826 (record_group_use, find_interesting_uses_op): Call above functions.
24828 (find_interesting_uses_cond): Ditto.
24829 (group_compare_offset): New function.
24830 (split_all_small_groups): Rename to ...
24831 (split_small_address_groups_p): ... here. Update all uses.
24832 (split_address_groups): Update all uses.
24833 (find_interesting_uses): Refactor format of dump information.
24834 (add_candidate_1): Update all uses. Remove redundant check on iv,
24836 (add_candidate, record_common_cand): Remove redundant assert.
24837 (add_iv_candidate_for_biv): Update use.
24838 (add_iv_candidate_derived_from_uses): Update all uses.
24839 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
24840 (alloc_use_cost_map): Ditto.
24841 (set_use_iv_cost, get_use_iv_cost): Rename to ...
24842 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
24843 (determine_use_iv_cost_generic): Ditto.
24844 (determine_group_iv_cost_generic): Ditto.
24845 (determine_use_iv_cost_address): Ditto.
24846 (determine_group_iv_cost_address): Ditto.
24847 (determine_use_iv_cost_condition): Ditto.
24848 (determine_group_iv_cost_cond): Ditto.
24849 (determine_use_iv_cost): Ditto.
24850 (determine_group_iv_cost): Ditto.
24851 (set_autoinc_for_original_candidates): Update all uses.
24852 (find_iv_candidates): Update all uses. Refactor dump information.
24853 (determine_use_iv_costs): Ditto.
24854 (determine_iv_costs): Ditto.
24855 (iv_ca_cand_for_use): Rename to ...
24856 (iv_ca_cand_for_group): ... here. Update all uses.
24857 (iv_ca_add_use, iv_ca_add_group): Ditto.
24858 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
24859 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
24860 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
24861 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
24862 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
24863 (create_new_iv, adjust_iv_update_pos): Ditto.
24864 (rewrite_use_address): Delete.
24865 (rewrite_use_address_1): Rename to ...
24866 (rewrite_use_address): ... here.
24867 (rewrite_use_compare): Update all uses.
24868 (rewrite_use): Delete.
24869 (rewrite_uses): Rename to ...
24870 (rewrite_groups): ... here. Update all uses.
24871 (remove_unused_ivs, free_loop_data): Update all uses.
24872 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
24874 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24876 * rtlanal.c (nonzero_bits1): Convert preprocessor check
24877 for WORD_REGISTER_OPERATIONS to runtime check.
24879 2016-04-27 Richard Biener <rguenther@suse.de>
24882 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
24883 aggregate_value_p to determine if a function result is
24884 returned by reference.
24885 (ipa_pta_execute): Functions having their address taken are
24886 not automatically nonlocal.
24888 2016-04-27 Jakub Jelinek <jakub@redhat.com>
24891 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
24892 * fold-const.c (operand_equal_p): If flag_checking and
24893 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
24894 and if it returns non-zero, assert iterative_hash_expr on both
24897 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
24899 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
24901 2016-04-27 Nick Clifton <nickc@redhat.com>
24903 PR middle-end/49889
24904 * varasm.c (merge_weak): Generate an error if an attempt is made
24905 to convert a non-weak static function into a weak, public function.
24907 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24909 * params.def (MAX_PARTITION_SIZE): New param.
24910 * doc/invoke.texi: Document lto-max-partition.
24912 2016-04-27 Richard Biener <rguenther@suse.de>
24915 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
24916 function cummulating used_from_other_partition, externally_visible
24917 and force_output from aliases.
24918 (refered_from_nonlocal_var): Likewise.
24919 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
24920 node flags properly.
24922 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
24924 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
24925 (-Wmemset-elt-size): New item.
24927 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
24930 * stor-layout.h (internal_reference_types): Delete.
24931 * stor-layout.c (reference_types_internal): Likewise.
24932 (internal_reference_types): Likewise.
24933 (layout_type) <REFERENCE_TYPE>: Adjust.
24935 2016-04-27 Jakub Jelinek <jakub@redhat.com>
24938 * tree.h (inchash::add_expr): Add FLAGS argument.
24939 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
24940 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
24941 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
24942 Formatting fix. Adjust recursive calls. For tcc_comparison,
24943 if swap_tree_comparison (code) is smaller than code, hash that
24944 and arguments in the other order. Hash CONVERT_EXPR the same
24945 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
24946 of ADDR_EXPR of decl as the decl itself. Add or remove
24947 OEP_ADDRESS_OF from recursive flags as needed. For
24948 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
24949 operands commutatively and only the third one normally.
24950 For internal CALL_EXPR hash in CALL_EXPR_IFN.
24952 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
24954 * config/rtems.h (LIB_SPEC): Add -latomic.
24956 2016-04-27 Joel Sherrill <joel@rtems.org>
24958 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
24959 xilink.ld and flags not relevant to RTEMS.
24961 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
24963 * toplev.c (backend_init_target): Avoid calling init_reload when using
24966 2016-04-26 Jakub Jelinek <jakub@redhat.com>
24968 * reorg.c (try_merge_delay_insns): Declare i and j inside the
24969 for loops rather than one for the whole function.
24971 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
24973 * match.pd (X + CST CMP X): New transformation.
24975 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
24977 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
24978 * fold-const.c (fold_binary_loc): Remove 2 transformations
24979 superseded by match.pd.
24980 * match.pd (x+x -> x*2): Generalize to integers.
24982 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
24984 * config/i386/i386.md (operation on memory peephole): Duplicate an
24985 existing peephole and adapt it to match lea rather than an operation
24988 PR rtl-optimization/57193
24989 * opts.c (default_options_table): Add OPT_frename_registers at -O2
24991 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
24993 2016-04-26 Bin Cheng <bin.cheng@arm.com>
24995 * tree-if-conv.c (any_pred_load_store): New static variable.
24996 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
24997 any_pred_load_store instead of and_mask_load_store.
24998 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
24999 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
25000 (combine_blocks, tree_if_conversion): Ditto.
25002 2016-04-26 Bin Cheng <bin.cheng@arm.com>
25004 PR tree-optimization/70771
25005 PR tree-optimization/70775
25006 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
25007 virtual PHI nodes. Delete parameter.
25008 (if_convertible_loop_p_1): Delete argument to above function.
25009 (predicate_all_scalar_phis): Delete code handling single-argument
25011 (tree_if_conversion): Mark and update virtual SSA.
25013 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25016 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
25017 (x86_elf_aligned_common): Rename to ...
25018 (x86_elf_aligned_decl_common): ... this.
25019 Add decl arg. Switch to .lbss for largecomm object. Use
25020 LARGECOMM_SECTION_ASM_OP.
25021 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
25023 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
25024 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
25026 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
25027 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
25029 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25032 * config/i386/i386.c (SECTION_LARGE): Define.
25033 (x86_64_elf_select_section): Set it for large data/bss sections.
25034 Only clear SECTION_WRITE for .lrodata.
25035 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
25037 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
25038 * varasm.c (default_elf_asm_named_section): Grow flagchars.
25039 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
25041 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
25042 * doc/tm.texi: Regenerate.
25044 2016-04-26 Jakub Jelinek <jakub@redhat.com>
25047 * configure.ac (--enable-checking): Document extra flag, for
25048 non-release builds default to --enable-checking=yes,extra.
25049 If misc checking and extra checking, define CHECKING_P to 2 instead
25051 * common.opt (fchecking=): Add.
25052 * doc/invoke.texi (-fchecking=): Document.
25053 * doc/install.texi: Document --enable-checking changes.
25054 * configure: Regenerated.
25055 * config.in: Regenerated.
25057 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25059 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
25060 attribute instead of which_alternative.
25061 * config/i386/sse.md (*mov<mode>_internal): Ditto.
25062 Use EXT_REX_SSE_REG_P where appropriate.
25064 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25066 * config/i386/predicates.md (const0_operand): Do not match
25067 const_wide_int code.
25068 (const1_operand): Ditto.
25070 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25072 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
25073 for SSE constm1 operands and TARGET_AVX512VL.
25074 (*movti_internal): Ditto.
25075 (*mov<mode>_or): Use constm1_operand predicate.
25076 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
25077 for SSE vector_all_ones operands and TARGET_AVX512VL.
25078 * config/i386/predicates.md (constm1_operand): New predicate.
25079 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
25080 emission of constant -1 load.
25082 2016-04-25 Jason Merrill <jason@redhat.com>
25084 * gdbinit.in: Skip is-a.h.
25086 * attribs.c (register_scoped_attributes): Fix logic.
25087 * attribs.h: Declare register_scoped_attributes.
25089 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25091 * config/rs6000/rs6000-builtin.def: Correct pasto error for
25092 stxvd2x and stxvw4x built-in functions.
25094 2016-04-25 DJ Delorie <dj@redhat.com>
25096 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
25097 (ashrhi3): Likewise.
25098 (lshrhi3): Likewise.
25100 2016-04-25 Richard Biener <rguenther@suse.de>
25102 PR tree-optimization/70780
25103 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
25104 wasn't visited yet.
25105 (compute_antic): Mark blocks with abnormal preds as visited as
25106 they have a final empty antic-in solution already.
25108 2016-04-25 Michael Collison <michael.collison@linaro.org>
25110 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
25112 2016-04-25 Michael Collison <michael.collison@linaro.org>
25114 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
25115 mode is VQI to improve mixed mode vectorization.
25116 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
25117 define_insn to match low half of signed vaddw.
25118 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
25119 define_insn to match high half of signed vaddw.
25120 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
25121 define_insn to match low half of unsigned vaddw.
25122 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
25123 define_insn to match high half of unsigned vaddw.
25124 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
25125 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25126 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
25128 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25129 * config/arm/predicates.md (vect_par_constant_high): Support
25130 big endian and simplify by calling
25131 arm_simd_check_vect_par_cnst_half
25132 (vect_par_constant_low): Likewise.
25134 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25136 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
25137 predicate for operand 2.
25139 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
25140 H.J. Lu <hongjiu.lu@intel.com>
25142 * config/i386/i386-protos.h (standard_sse_constant_p): Add
25143 machine_mode argument.
25144 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
25145 constm1_rtx operands. For VOIDmode constants, get mode from
25146 pred_mode. Check mode size if the mode is supported by ABI.
25147 (standard_sse_constant_opcode): Do not use standard_constant_p.
25148 Strictly check ABI support for all-ones operands.
25149 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
25150 immediates. Update calls to standard_sse_constant_p.
25151 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
25152 (ix86_rtx_costs): Ditto.
25153 * config/i386/i386.md (*movxi_internal_avx512f): Use
25154 nonimmediate_or_sse_const_operand instead of vector_move_operand.
25155 Use (v,BC) alternative instead of (v,C). Use register_operand
25156 checks instead of MEM_P.
25157 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
25158 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
25159 isa attribute. Use register_operand checks instead of MEM_P.
25160 (*movti_internal): Use nonimmediate_or_sse_const_operand for
25161 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
25162 alternative and corresponding sse2 isa attribute.
25163 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
25164 to standard_sse_constant_p.
25165 (FP constant splitters): Ditto.
25166 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
25168 * config/i386/predicates.md (constm1_operand): Remove.
25169 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
25170 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
25171 vector_all_ones_operand instead of constm1_operand.
25173 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25175 * print-rtl.c (print_rtx_insn_vec): New function.
25176 * print-rtl.h: New prototype.
25177 * store-motion.c (struct st_expr): Make avail_stores a vector.
25178 (st_expr_entry): Adjust.
25179 (free_st_expr_entry): Likewise.
25180 (print_store_motion_mems): Likewise.
25181 (find_moveable_store): Likewise.
25182 (compute_store_table): Likewise.
25183 (delete_store): Likewise.
25184 (build_store_vectors): Likewise.
25186 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25188 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
25190 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25192 * vec.h (vec_safe_contains): New function.
25193 (vec::contains): Likewise.
25194 (vec::begin): Likewise.
25195 (vec::end): Likewise.
25197 2016-04-23 Jakub Jelinek <jakub@redhat.com>
25200 * cfgexpand.c (expand_stack_vars): Fix typo.
25202 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25204 * system.h (list, map, set, vector): Include conditionally.
25205 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
25206 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
25207 * ipa-icf.c (INCLUDE_LIST): Define.
25208 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
25209 * config/sh/sh.c (INCLUDE_VECTOR): Define.
25210 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
25211 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
25212 * cp/logic.cc (INCLUDE_LIST): Define.
25213 * fortran/trans-common.c (INCLUDE_MAP): Define.
25215 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25217 * auto-profile.c: Remove <string.h> include.
25218 * ipa-icf-gimple.c: Remove <list> include.
25219 * diagnostic.c: Remove <new> include.
25220 * genmatch.c: Likewise.
25221 * pretty-print.c: Likewise.
25222 * toplev.c: Likewise
25223 * c/c-objc-common.c: Likewise.
25224 * cp/error.c: Likewise.
25225 * fortran/error.c: Likewise.
25227 2016-04-22 Richard Biener <rguenther@suse.de>
25229 * lto-streamer-in.c (input_ssa_names): Do not allocate
25230 GIMPLE_NOP for all SSA names.
25231 * lto-streamer-out.c (output_ssa_names): Do not output
25232 SSA names that should have been released.
25234 2016-04-22 Richard Biener <rguenther@suse.de>
25236 PR tree-optimization/70740
25237 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
25240 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
25243 * config/i386/predicates.md (call_insn_operand): Replace
25244 sibcall_memory_operand with memory_operand.
25246 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
25248 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
25249 has_single_use() tests.
25250 (register_edge_assert_for_1): Likewise.
25251 (find_assert_locations_1): Check the liveness bitmap instead of
25252 checking has_single_use().
25254 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
25257 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
25258 Extract AVX-512BW constraint from AVX.
25260 2016-04-21 Richard Biener <rguenther@suse.de>
25262 PR tree-optimization/70725
25263 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
25264 for phi_convertible_by_degenerating_args.
25265 (predicate_all_scalar_phis): Handle single-argument PHIs.
25267 2016-04-21 Richard Biener <rguenther@suse.de>
25269 PR middle-end/70747
25270 * fold-const.c (fold_comparison): Return properly typed
25273 2016-04-21 Bin Cheng <bin.cheng@arm.com>
25275 PR tree-optimization/70715
25276 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
25277 after expanding BASE using expand_simple_operations.
25279 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
25281 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
25282 New transformations.
25284 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
25286 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
25288 2016-04-20 Jan Hubicka <jh@suse.cz>
25290 * ipa-inline.c (can_inline_edge_p): Pass caller info to
25291 ultiimate_alias_target.
25292 (update_callee_keys): Likewise.
25293 (lookup_recursive_calls): Likewise.
25294 (speculation_useful_p): Likewise.
25296 2016-04-20 Jan Hubicka <jh@suse.cz>
25299 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
25300 (set_nothrow_flag_1): ... this; handle interposition correctly;
25301 recurse on aliases and thunks.
25302 (cgraph_node::set_nothrow_flag): New.
25303 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
25304 functions compiled with non-call exceptions that binds to current
25306 (propagate_nothrow): Be safe WRT interposition.
25307 * cgraph.h (set_nothrow_flag): Update prototype.
25309 2016-04-18 Jan Hubicka <jh@suse.cz>
25311 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
25312 max_loop_iterations_int.
25313 (tree_unswitch_outer_loop): Likewise.
25315 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25317 PR tree-optimization/69489
25318 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
25319 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
25320 Revise dump message.
25321 (if_convertible_bb_p): Remove check on edge count of basic block's
25324 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25326 PR tree-optimization/56625
25327 PR tree-optimization/69489
25328 * tree-data-ref.h (DR_INNERMOST): New macro.
25329 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
25330 hashing struct innermost_loop_behavior.
25331 (ref_DR_map): Remove.
25332 (innermost_DR_map): New map.
25333 (baseref_DR_map): Revise comment.
25334 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
25335 to innermost_DR_map accroding to its innermost loop behavior.
25336 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
25337 to its innermost loop behavior.
25338 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
25339 Add initialization for innermost_DR_map. Record memory reference
25340 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
25341 have innermost loop behavior.
25342 (if_convertible_loop_p): Remove release for ref_DR_map. Release
25345 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
25347 * config/i386/i386.md (*lea<mode>_general_1): Rename from
25348 *lea_general_1. Use explicit SWI12 mode interator.
25349 (*lea<mode>_general_2): Rename from *lea_general_2.
25350 Use explicit SWI12 mode interator.
25351 (*lea<mode>_general_3): Rename from *lea_general_3.
25352 Use explicit SWI12 mode interator.
25353 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
25354 Use explicit SWI12 mode interator.
25355 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
25356 Use explicit SWI48 mode interator.
25358 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
25360 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
25361 Short-cut unaligned load and store cases. Handle all integer
25363 (ix86_expand_vector_move_misalign): Short-cut unaligned load
25364 and store cases. Call ix86_avx256_split_vector_move_misalign
25365 directly without checking mode class.
25367 2016-04-20 Andrew Pinski <apinski@cavium.com>
25368 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25371 * config/aarch64/aarch64.md (sibcall): Force call
25372 address to be DImode for ILP32.
25373 (sibcall_value): Likewise.
25375 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
25377 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
25379 2016-04-20 Richard Biener <rguenther@suse.de>
25381 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
25382 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
25383 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
25384 (maybe_push_res_to_seq): Adjust.
25385 * gimple-fold.c (maybe_build_generic_op): Likewise.
25387 2016-04-20 Marek Polacek <polacek@redhat.com>
25389 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
25392 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
25394 * config/i386/sse.md (vec_unpacks_lo_hi): Always
25395 use kmovw to support AVX512F target.
25397 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25399 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
25401 2016-04-20 Marek Polacek <polacek@redhat.com>
25403 PR tree-optimization/70725
25404 * tree-if-conv.c (is_false_predicate): New function.
25405 (predicate_mem_writes): Use it.
25407 2016-04-20 Richard Biener <rguenther@suse.de>
25409 PR tree-optimization/70726
25410 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
25411 shift amounts from a pattern stmt operand.
25413 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25416 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
25417 stack_restore_from_fpr pattern when restoring r15.
25418 (s390_optimize_prologue): Strip away the memory barrier in the
25419 parallel when trying to get rid of restore insns.
25420 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
25421 definition for loading the stack pointer from an FPR. Compared to
25422 the normal move insn this pattern includes a full memory barrier.
25424 2016-04-19 Jakub Jelinek <jakub@redhat.com>
25426 PR middle-end/70680
25427 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
25428 implicitly linear or lastprivate iterator on the outer context.
25430 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
25432 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
25434 * config/i386/i386.md (ssememalign): Removed.
25435 * config/i386/sse.md: Remove ssememalign attribute from patterns.
25437 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
25440 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
25441 const short * to __builtin_ia32_loaddquhi512_mask.
25442 (_mm512_maskz_loadu_epi16): Likewise.
25443 (_mm512_mask_storeu_epi16): Pass short * to
25444 __builtin_ia32_storedquhi512_mask.
25445 (_mm512_mask_loadu_epi8): Pass const char * to
25446 __builtin_ia32_loaddquqi512_mask.
25447 (_mm512_maskz_loadu_epi8): Likewise.
25448 (_mm512_mask_storeu_epi8): Pass char * to
25449 __builtin_ia32_storedquqi512_mask.
25450 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
25451 const double * to __builtin_ia32_loadupd512_mask.
25452 (_mm512_mask_loadu_pd): Likewise.
25453 (_mm512_maskz_loadu_pd): Likewise.
25454 (_mm512_storeu_pd): Pass double * to
25455 __builtin_ia32_storeupd512_mask.
25456 (_mm512_mask_storeu_pd): Likewise.
25457 (_mm512_loadu_ps): Pass const float * to
25458 __builtin_ia32_loadups512_mask.
25459 (_mm512_mask_loadu_ps): Likewise.
25460 (_mm512_maskz_loadu_ps): Likewise.
25461 (_mm512_storeu_ps): Pass float * to
25462 __builtin_ia32_storeups512_mask.
25463 (_mm512_mask_storeu_ps): Likewise.
25464 (_mm512_mask_loadu_epi64): Pass const long long * to
25465 __builtin_ia32_loaddqudi512_mask.
25466 (_mm512_maskz_loadu_epi64): Likewise.
25467 (_mm512_mask_storeu_epi64): Pass long long *
25468 to __builtin_ia32_storedqudi512_mask.
25469 (_mm512_loadu_si512): Pass const int * to
25470 __builtin_ia32_loaddqusi512_mask.
25471 (_mm512_mask_loadu_epi32): Likewise.
25472 (_mm512_maskz_loadu_epi32): Likewise.
25473 (_mm512_storeu_si512): Pass int * to
25474 __builtin_ia32_storedqusi512_mask.
25475 (_mm512_mask_storeu_epi32): Likewise.
25476 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
25477 char * to __builtin_ia32_storedquqi256_mask.
25478 (_mm_mask_storeu_epi8): Likewise.
25479 (_mm256_mask_loadu_epi16): Pass const short * to
25480 __builtin_ia32_loaddquhi256_mask.
25481 (_mm256_maskz_loadu_epi16): Likewise.
25482 (_mm_mask_loadu_epi16): Pass const short * to
25483 __builtin_ia32_loaddquhi128_mask.
25484 (_mm_maskz_loadu_epi16): Likewise.
25485 (_mm256_mask_loadu_epi8): Pass const char * to
25486 __builtin_ia32_loaddquqi256_mask.
25487 (_mm256_maskz_loadu_epi8): Likewise.
25488 (_mm_mask_loadu_epi8): Pass const char * to
25489 __builtin_ia32_loaddquqi128_mask.
25490 (_mm_maskz_loadu_epi8): Likewise.
25491 (_mm256_mask_storeu_epi16): Pass short * to.
25492 __builtin_ia32_storedquhi256_mask.
25493 (_mm_mask_storeu_epi16): Pass short * to.
25494 __builtin_ia32_storedquhi128_mask.
25495 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
25496 const double * to __builtin_ia32_loadupd256_mask.
25497 (_mm256_maskz_loadu_pd): Likewise.
25498 (_mm_mask_loadu_pd): Pass onst double * to
25499 __builtin_ia32_loadupd128_mask.
25500 (_mm_maskz_loadu_pd): Likewise.
25501 (_mm256_mask_storeu_pd): Pass double * to
25502 __builtin_ia32_storeupd256_mask.
25503 (_mm_mask_storeu_pd): Pass double * to
25504 __builtin_ia32_storeupd128_mask.
25505 (_mm256_mask_loadu_ps): Pass const float * to
25506 __builtin_ia32_loadups256_mask.
25507 (_mm256_maskz_loadu_ps): Likewise.
25508 (_mm_mask_loadu_ps): Pass const float * to
25509 __builtin_ia32_loadups128_mask.
25510 (_mm_maskz_loadu_ps): Likewise.
25511 (_mm256_mask_storeu_ps): Pass float * to
25512 __builtin_ia32_storeups256_mask.
25513 (_mm_mask_storeu_ps): ass float * to
25514 __builtin_ia32_storeups128_mask.
25515 (_mm256_mask_loadu_epi64): Pass const long long * to
25516 __builtin_ia32_loaddqudi256_mask.
25517 (_mm256_maskz_loadu_epi64): Likewise.
25518 (_mm_mask_loadu_epi64): Pass const long long * to
25519 __builtin_ia32_loaddqudi128_mask.
25520 (_mm_maskz_loadu_epi64): Likewise.
25521 (_mm256_mask_storeu_epi64): Pass long long * to
25522 __builtin_ia32_storedqudi256_mask.
25523 (_mm_mask_storeu_epi64): Pass long long * to
25524 __builtin_ia32_storedqudi128_mask.
25525 (_mm256_mask_loadu_epi32): Pass const int * to
25526 __builtin_ia32_loaddqusi256_mask.
25527 (_mm256_maskz_loadu_epi32): Likewise.
25528 (_mm_mask_loadu_epi32): Pass const int * to
25529 __builtin_ia32_loaddqusi128_mask.
25530 (_mm_maskz_loadu_epi32): Likewise.
25531 (_mm256_mask_storeu_epi32): Pass int * to
25532 __builtin_ia32_storedqusi256_mask.
25533 (_mm_mask_storeu_epi32): Pass int * to
25534 __builtin_ia32_storedqusi128_mask.
25535 * config/i386/i386-builtin-types.def (PCSHORT): New.
25536 (PINT64): Likewise.
25537 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
25538 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
25539 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
25540 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
25541 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
25542 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
25543 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
25544 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
25545 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
25546 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
25547 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
25548 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
25549 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
25550 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
25551 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
25552 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
25553 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
25554 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
25555 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
25556 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
25557 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
25558 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
25559 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
25560 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
25561 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
25562 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
25563 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
25564 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
25565 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
25566 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
25567 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
25568 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
25569 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
25570 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
25571 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
25572 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
25573 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
25574 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
25575 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
25576 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
25577 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
25578 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
25579 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
25580 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
25581 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
25582 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
25583 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
25584 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
25585 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
25587 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
25588 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
25590 (ix86_expand_vector_move_misalign): Likewise.
25591 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
25592 to scalar function prototype for unaligned load/store builtins.
25593 (ix86_expand_special_args_builtin): Updated.
25594 * config/i386/sse.md (UNSPEC_LOADU): Removed.
25595 (UNSPEC_STOREU): Likewise.
25596 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
25597 (VI_ULOADSTORE_F_AVX512VL): Likewise.
25598 (ssescalarsize): Handle V4TI, V2TI and V1TI.
25599 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
25600 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
25601 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
25602 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
25603 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
25604 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
25605 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
25606 (<avx512>_storedqu<mode>_mask): Likewise.
25607 (*sse4_2_pcmpestr_unaligned): Likewise.
25608 (*sse4_2_pcmpistr_unaligned): Likewise.
25609 (*mov<mode>_internal): Renamed to ...
25610 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
25611 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
25612 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
25613 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
25615 2016-04-19 Richard Biener <rguenther@suse.de>
25617 PR tree-optimization/70171
25618 * tree-ssa-phiprop.c: Include stor-layout.h.
25619 (phiprop_insert_phi): Handle the aggregate copy case.
25620 (propagate_with_phi): Likewise.
25622 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
25624 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
25625 instead of simplify_gen_subreg (... , 0).
25626 (ix86_delegitimize_address): Ditto.
25627 (ix86_split_divmod): Ditto.
25628 (ix86_split_copysign_const): Ditto.
25629 (ix86_split_copysign_var): Ditto.
25630 (ix86_expand_args_builtin): Ditto.
25631 (ix86_expand_round_builtin): Ditto.
25632 (ix86_expand_special_args_builtin): Ditto.
25633 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
25634 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
25635 (udivmodqi4): Ditto.
25636 (absneg splitters): Ditto.
25637 (*jcc_bt<mode>_1): Ditto.
25639 2016-04-19 Richard Biener <rguenther@suse.de>
25641 PR tree-optimization/70724
25642 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
25643 restoring out from ...
25644 (free_scc_vn): ... here.
25645 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
25646 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
25648 (pass_fre::execute): Restore SSA info.
25650 2016-04-19 Richard Biener <rguenther@suse.de>
25652 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
25653 * gimple-walk.c (walk_gimple_op): Initialize it.
25654 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
25655 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
25656 remapping SSA names of defs.
25657 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
25660 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
25662 PR middle-end/70689
25663 * lra-constraints.c (equiv_substition_p): New.
25664 (process_alt_operands): Use it.
25665 (swap_operands): Swap it.
25666 (curr_insn_transform): Update it.
25668 2016-04-18 Michael Matz <matz@suse.de>
25670 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
25671 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
25672 * tree-core.h (tree_type_common.align): Use bit-field.
25673 (tree_type_common.spare): New.
25674 (tree_decl_common.off_align): Make smaller.
25675 (tree_decl_common.align): Use bit-field.
25677 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
25678 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
25679 (scan_sharing_clauses): Ditto.
25680 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
25681 (omp_finish_file): Ditto.
25682 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
25683 (layout_decl): Ditto.
25684 (relayout_decl): Ditto.
25685 (finalize_record_size): Use SET_TYPE_ALIGN.
25686 (finalize_type_size): Ditto.
25687 (finish_builtin_struct): Ditto.
25688 (layout_type): Ditto.
25689 (initialize_sizetypes): Ditto.
25690 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
25691 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
25692 (lookup_field_for_decl): Use SET_DECL_ALIGN.
25693 (get_chain_field): Ditto.
25694 (get_trampoline_type): Ditto.
25695 (get_nl_goto_field): Ditto.
25696 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
25698 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
25699 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
25700 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
25701 (build_qualified_type): Use SET_TYPE_ALIGN.
25702 (build_aligned_type, build_range_type_1): Ditto.
25703 (build_atomic_base): Ditto.
25704 (build_common_tree_nodes): Ditto.
25705 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
25706 (expand_one_stack_var_at): Ditto.
25707 * coverage.c (build_var): Use SET_DECL_ALIGN.
25708 * except.c (init_eh): Ditto.
25709 * function.c (assign_parm_setup_block): Ditto.
25710 * symtab.c (increase_alignment_1): Ditto.
25711 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
25712 * tree-vect-stmts.c (ensure_base_align): Ditto.
25713 * varasm.c (align_variable): Ditto.
25714 (assemble_variable): Ditto.
25715 (build_constant_desc): Ditto.
25716 (output_constant_def_contents): Ditto.
25718 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
25719 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
25720 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
25721 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
25722 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
25724 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
25727 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
25728 replace %vmovsd with "%vmovq".
25729 (vec_concatv2df): Likewise.
25731 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
25733 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
25734 (*vec_extractv2si_0): Ditto.
25735 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
25736 (zero_extended_scalar_load_operand splitters): Ditto.
25737 (vec_extract splitters): Ditto.
25738 (*vec_extractv4si_0_zext): Ditto.
25739 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
25740 and lowpart_subreg.
25741 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
25742 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
25743 (*sse4_1_extractps): Use lowpart_subreg.
25744 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
25746 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25748 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
25750 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
25751 Mention Solaris 11 packaging changes.
25752 Update gas and gld requirements.
25753 Remove reference to pre-Solaris 10 bug.
25754 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
25756 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
25759 2016-04-17 Jan Hubicka <jh@suse.cz>
25761 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
25762 max_loop_iterations_int.
25764 2016-04-18 Richard Biener <rguenther@suse.de>
25766 PR tree-optimization/43434
25767 * tree-ssa-structalias.c (struct vls_data): New.
25768 (visit_loadstore): Handle all pointer-based accesses.
25769 (compute_dependence_clique): Compute a bitmap of restrict tags
25770 assigned bases and pass it to visit_loadstore.
25772 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
25775 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
25776 armv8.1-a and armv8.1-a+crc.
25778 2016-04-18 Richard Biener <rguenther@suse.de>
25780 PR tree-optimization/70701
25781 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
25782 references after translating through a memcpy.
25784 2016-04-18 Richard Biener <rguenther@suse.de>
25786 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
25787 (compute_antic): ... here. For partial antic use regular
25788 postorder and scrap iteration.
25789 (compute_partial_antic_aux): Remove unused return value.
25790 (init_pre): Do not allocate postorder.
25791 (fini_pre): Do not free postorder.
25793 2016-04-18 Richard Biener <rguenther@suse.de>
25795 PR middle-end/37870
25796 * expmed.c (extract_bit_field_1): Remove broken case
25797 using a wider MODE_INT mode.
25799 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
25801 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
25802 unless compiling with at least GCC-4.8.
25804 2016-04-17 Jan Hubicka <jh@suse.cz>
25807 * graphite.c (graphite_finalize): Update call to
25808 tree_estimate_probability.
25809 * predict.h (tree_estimate_probability): Update prototype.
25811 2016-04-17 Jan Hubicka <jh@suse.cz>
25813 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
25814 (tree_estimate_probability): Likewise.
25815 (pass_profile::execute): Update.
25816 (report_predictor_hitrates): New function.
25817 * profile.c (compute_branch_probabilities): Use it.
25818 * predict.h (report_predictor_hitrates): Declare.
25820 2016-04-17 Jan Hubicka <jh@suse.cz>
25823 * cgraph.h (cgraph_node::set_const_flag,
25824 cgraph_node::set_pure_flag): Update prototype to return bool;
25826 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
25827 of interposable symbol are interposable, too.
25828 (cgraph_set_const_flag_1): Rename to ...
25829 (set_const_flag_1): ... this one; change to self recursive function
25830 instead of call_for_symbol_thunks_and_aliases. Handle correctly
25831 clearnig the flag in all variants and also virtual thunks of const
25832 functions are pure; track if any change was done.
25833 (cgraph_node::set_const_flag): Update.
25834 (struct set_pure_flag_info): New struct.
25835 (cgraph_set_pure_flag_1): Rename to ...
25836 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
25837 rather than pointer encoded flags; track if any changes was done;
25838 handle correctly clearning flag and setting flag of aliases already
25840 (cgraph_node::set_pure_flag): Update.
25841 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
25843 2016-04-17 Tom de Vries <tom@codesourcery.com>
25846 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
25847 backslash in label.
25849 2016-04-17 Tom de Vries <tom@codesourcery.com>
25851 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
25852 '{}<> ' as escape-for-record.
25854 2016-04-17 Tom de Vries <tom@codesourcery.com>
25856 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
25859 2016-04-17 Tom de Vries <tom@codesourcery.com>
25862 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
25863 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
25864 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
25865 * passes.c (finish_optimization_passes): Only call
25866 finish_graph_dump_file if dfi->graph_dump_initialized.
25867 (execute_function_dump, pass_init_dump_file): Use
25868 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
25870 2016-04-17 Tom de Vries <tom@codesourcery.com>
25872 PR tree-optimization/70256
25873 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
25874 (debug_varmap): New function.
25876 2016-04-17 Tom de Vries <tom@codesourcery.com>
25879 * passes.c (pass_manager::register_pass): Propagate pflags.
25881 2016-04-17 Tom de Vries <tom@codesourcery.com>
25884 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
25885 * passes.c (pass_manager::pass_manager): Declare and init p_start in
25886 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
25887 check if it's equal to p_start.
25888 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
25890 2016-04-15 Jan Hubicka <jh@suse.cz>
25893 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
25894 function does not bind to current def.
25895 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
25896 handle conservatively calls to functions that does not need to bind
25898 (check_call): Update call of worse_state.
25899 (ignore_edge_for_nothrow): Update.
25900 (ignore_edge_for_pure_const): Likewise.
25901 (propagate_pure_const): Update calls to worse_state.
25902 (skip_function_for_local_pure_const): Reformat comments.
25904 2016-04-15 Jan Hubicka <jh@suse.cz>
25907 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
25908 (cgraph_node::function_symbol): Likewise.
25909 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
25910 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
25911 (symtab_node::ultimate_alias_target): Add REF parameter.
25912 (symtab_node::binds_to_current_def_p): Declare.
25913 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
25914 (cgraph_node::function_symbol): Likewise.
25915 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
25916 (cgraph_node::get_availability): Likewise.
25917 (cgraph_edge::binds_to_current_def_p): New inline function.
25918 (varpool_node::get_availability): Add REF parameter.
25919 (varpool_node::ultimate_alias_target): Likewise.
25920 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
25921 (symtab_node::binds_to_current_def_p): Likewise.
25922 * varpool.c (varpool_node::get_availability): Likewise.
25924 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
25927 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
25928 Fix mode size check.
25930 2016-04-15 Jakub Jelinek <jakub@redhat.com>
25932 * BASE-VER: Set to 7.0.0.
25934 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
25936 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
25938 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25940 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
25941 architecture revisions.
25943 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
25945 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
25946 * config/i386/i386.c (ix86_using_red_zone): No longer static.
25947 * config/i386/i386.md (stack decrement to push peepholes): Guard
25948 with !x86_using_red_zone ().
25950 2016-04-15 Jakub Jelinek <jakub@redhat.com>
25953 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
25954 to dump_generic_node.
25955 (NIY): Pass also flags to do_niy.
25957 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
25959 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
25960 (simd_clone_vector_of_formal_parm_types)
25961 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
25962 (simd_clone_mangle, simd_clone_create)
25963 (simd_clone_adjust_return_type, create_tmp_simd_array)
25964 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
25965 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
25966 (ipa_simd_modify_function_body, simd_clone_linear_addend)
25967 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
25968 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
25969 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
25970 * omp-simd-clone.c: ... this new file.
25971 (simd_clone_vector_of_formal_parm_types): Make it static.
25972 * Makefile.in (OBJS): Add omp-simd-clone.o.
25974 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
25977 * config/i386/sse.md: Use proper memory operand modifiers.
25980 2016-04-15 Richard Biener <rguenther@suse.de>
25981 Alan Modra <amodra@gmail.com>
25983 PR tree-optimization/70130
25984 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
25985 when alignment stays not the same and no not use the realign
25988 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
25991 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
25992 direct move handlers for KFmode. Change TFmode handlers test from
25993 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
25995 2016-04-14 Jakub Jelinek <jakub@redhat.com>
25998 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
25999 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
26000 (inlined_polymorphic_ctor_dtor_block_p): Use it.
26001 * tree-ssa-live.c (remove_unused_scope_block_p): When
26002 in_ctor_dtor_block, avoid discarding not just BLOCKs with
26003 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
26004 block_ultimate_origin is FUNCTION_DECL.
26005 (remove_unused_locals): If current_function_decl is
26006 polymorphic_ctor_dtor_p, pass initial true to
26007 remove_unused_scope_block_p' is_ctor_dtor_block.
26009 2016-04-14 Martin Sebor <msebor@redhat.com>
26014 * doc/extend.texi (Variable Length): Revert.
26016 2016-04-14 Marek Polacek <polacek@redhat.com>
26017 Jan Hubicka <hubicka@ucw.cz>
26020 * tree.c (verify_type): Disable the canonical type of main variant
26023 2016-04-14 Jason Merrill <jason@redhat.com>
26025 * cfgexpand.c, expr.c: Revert previous change.
26027 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
26029 PR middle-end/70643
26030 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
26031 when building a mem ref for the incoming reduction variable.
26033 2016-04-14 Richard Biener <rguenther@suse.de>
26035 PR tree-optimization/70614
26036 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
26037 loop if the evolution dropped to chrec_dont_know.
26038 (interpret_condition_phi): Likewise.
26040 2016-04-14 Richard Biener <rguenther@suse.de>
26042 PR tree-optimization/70623
26043 * tree-ssa-pre.c (changed_blocks): Make global ...
26044 (compute_antic): ... local here. Move and fix worklist
26045 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
26046 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
26047 worklist handling, dump when ANTIC_IN changed.
26048 (compute_partial_antic_aux): Remove worklist handling.
26049 (init_pre): Do not compute post dominators. Add a comment about
26050 the CFG order chosen.
26051 (fini_pre): Do not free post dominators.
26053 2016-04-13 Martin Sebor <msebor@redhat.com>
26058 * doc/extend.texi (Variable Length): Document C++ specifics.
26060 2016-04-13 Jakub Jelinek <jakub@redhat.com>
26063 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
26064 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
26065 eh edges have been purged.
26068 * tree-sra.c (create_access_replacement,
26069 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
26071 * tree-pretty-print.c (dump_fancy_name): New function.
26072 (dump_decl_name, dump_generic_node): Use it.
26074 2016-04-13 Jason Merrill <jason@redhat.com>
26076 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
26077 * expr.c (expand_expr_real_1): Likewise.
26079 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
26081 * config/i386/i386.md (kunpckhi): Swap operands.
26082 (kunpcksi): Likewise.
26083 (kunpckdi): Likewise.
26084 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
26085 (vec_pack_trunc_<mode>): Likewise.
26087 2016-04-13 Jakub Jelinek <jakub@redhat.com>
26090 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
26092 PR middle-end/70633
26093 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
26094 gimplification turns some element into non-constant.
26097 * rtl.h (convert_memory_address_addr_space_1): New prototype.
26098 * explow.c (convert_memory_address_addr_space_1): No longer static,
26099 add NO_EMIT argument and don't call convert_modes if true, pass
26100 it down recursively, remove break after return.
26101 (convert_memory_address_addr_space): Adjust caller.
26102 * simplify-rtx.c (simplify_unary_operation_1): Call
26103 convert_memory_address_addr_space_1 instead of convert_memory_address,
26104 if it returns NULL, don't simplify.
26106 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
26109 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
26111 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26113 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26114 Bump the upper SIMDLEN limits, so that if the return type or
26115 characteristic type if the return type is void can be passed in
26116 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
26119 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
26122 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
26123 Do not use "=" constraint on an input constraint.
26124 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
26125 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
26126 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
26127 generates (neg (abs ...)) instead of (abs ...).
26129 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26131 PR rtl-optimization/70596
26132 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
26133 just invalidate LRA data and reset them. Adjust dump wording.
26135 2016-04-12 Martin Liska <mliska@suse.cz>
26138 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26140 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
26142 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26143 max_loop_iterations_int.
26144 (tree_unswitch_outer_loop): Likewise.
26145 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
26146 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
26148 2016-04-12 Tom de Vries <tom@codesourcery.com>
26150 PR tree-optimization/68756
26151 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
26152 instead of new_name.
26154 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26156 PR tree-optimization/70602
26157 * tree-sra.c (generate_subtree_copies): Don't write anything into
26158 constant pool decls.
26160 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
26161 regardless whether there are depend clauses or not.
26163 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
26166 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
26167 target attribute and pragma from changing the -mfloat128
26168 and -mfloat128-hardware options.
26170 * doc/extend.texi (Additional Floating Types): Document PowerPC
26171 __float128 restrictions.
26173 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26176 * config/aarch64/driver-aarch64.c
26177 (aarch64_get_extension_string_for_isa_flags): New.
26178 (arch_extension): Rename to...
26179 (aarch64_arch_extension): ...This.
26180 (ext_to_feat_string): Rename to...
26181 (aarch64_extensions): ...This.
26182 (aarch64_core_data): Keep track of architecture extension flags.
26183 (cpu_data): Rename to...
26184 (aarch64_cpu_data): ...This.
26185 (aarch64_arch_driver_info): Keep track of architecture extension
26187 (get_arch_name_from_id): Rename to...
26188 (get_arch_from_id): ...This, change return type.
26189 (host_detect_local_cpu): Update and reformat for renames, handle
26190 extensions through common infrastructure.
26192 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26195 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
26196 track of a canonical flag name.
26197 (all_extensions): Likewise.
26198 (arch_to_arch_name): Also track extension flags enabled by the arch.
26199 (all_architectures): Likewise.
26200 (aarch64_parse_extension): Move to here.
26201 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
26203 (aarch64_rewrite_selected_cpu): Update for above change.
26204 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
26205 are handled, such that the single explicit value enabled by an
26206 extension is kept seperate from the implicit values it also enables.
26207 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
26209 (aarch64_parse_extension): New.
26210 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
26211 here to config/aarch64/aarch64-protos.h.
26212 (aarch64_parse_extension): Move from here to
26213 common/config/aarch64/aarch64-common.c.
26214 (aarch64_option_print): Update.
26215 (aarch64_declare_function_name): Likewise.
26216 (aarch64_start_file): Likewise.
26217 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
26218 the canonical flag for extensions.
26219 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
26222 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26224 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
26227 2016-04-09 Tom de Vries <tom@codesourcery.com>
26229 PR tree-optimization/68953
26230 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
26231 first to last subscript.
26233 2016-04-09 Jakub Jelinek <jakub@redhat.com>
26235 PR tree-optimization/70586
26236 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
26239 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
26243 PR tree-optimization/70373
26244 PR middle-end/70533
26245 PR middle-end/70534
26246 PR middle-end/70535
26247 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
26248 clauses for acc parallel reductions as necessary. Error on those
26250 * omp-low.c (scan_sharing_clauses): Don't install variables which
26251 are used in acc parallel reductions.
26252 (lower_rec_input_clauses): Remove dead code.
26253 (lower_oacc_reductions): Add support for reference reductions.
26254 (lower_reduction_clauses): Remove dead code.
26255 (lower_omp_target): Don't remap variables appearing in acc parallel
26257 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
26259 2016-04-08 Jakub Jelinek <jakub@redhat.com>
26261 PR middle-end/70593
26262 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
26263 with multiple SSA_NAME defs, force the outputs other than first
26264 to be live before calling live_track_process_def on each output.
26266 PR rtl-optimization/70574
26267 * fwprop.c (forward_propagate_and_simplify): Don't add
26268 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
26269 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
26270 paradoxical subregs within *loc.
26272 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
26274 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
26275 -ftree-parallelize-loops={0,1}.
26276 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
26277 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
26278 * config/ia64/hpux.h (LIB_SPEC): Likewise.
26279 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
26280 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
26282 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
26285 * asan.c (instrument_derefs): If we get unknown location, extract it
26286 with EXPR_LOCATION.
26287 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
26289 2016-04-08 Tom de Vries <tom@codesourcery.com>
26291 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
26292 implicit firstprivate clause.
26294 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26297 * config/arm/thumb2.md (tst + branch-> lsls + branch
26298 peephole below *orsi_not_shiftsi_si): Require that condition
26299 register is dead after the peephole.
26300 (second peephole after the above): Likewise.
26302 2016-04-08 Alan Modra <amodra@gmail.com>
26305 * builtins.c (fold_builtin_classify): For IBM extended precision,
26306 look at just the high-order double to test for NaN.
26307 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
26308 test just the high double for Inf but both doubles for subnormal
26311 2016-04-07 Jakub Jelinek <jakub@redhat.com>
26313 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
26314 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
26315 node->simdclone->mask_mode != VOIDmode masks.
26316 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
26317 earlier, use it instead of node->simdclone.
26318 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26319 Set clonei->mask_mode.
26321 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
26324 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
26325 Pass it through to cp_parser_already_scoped_statement.
26326 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
26327 it through to cp_parser_statement.
26328 (cp_parser_statement): Pass IF_P through to
26329 cp_parser_iteration_statement.
26330 (cp_parser_pragma): Adjust call to
26331 cp_parser_iteration_statement.
26333 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
26336 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
26337 resolve a future -Wparentheses warning.
26338 * omp-low.c (scan_sharing_clauses): Likewise.
26339 * tree-parloops.c (eliminate_local_variables): Likewise.
26341 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
26343 PR rtl-optimization/70398
26344 * lra-constraints.c (process_address_1): Check zero scale and code
26345 for reloading with zero scale.
26347 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
26349 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
26350 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
26352 2016-04-06 Jakub Jelinek <jakub@redhat.com>
26354 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26355 Add support for AVX512F clones, include them by default for
26356 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
26357 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
26360 PR middle-end/70550
26361 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
26362 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
26363 firstprivate clauses.
26364 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
26365 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
26366 (lower_omp_target): Set TREE_NO_WARNING for
26367 non-addressable possibly uninitialized vars which are copied into
26368 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
26370 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
26372 * config/pa/predicates.md (integer_store_memory_operand): Accept
26373 REG+D operands with a large offset when reload_in_progress is true.
26374 (floating_point_store_memory_operand): Likewise.
26376 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26379 * match.pd (nested int casts): Limit to GIMPLE.
26381 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
26384 * ipa-devirt.c (maybe_record_node): Fix comment; use
26385 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
26387 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26389 PR rtl-optimization/70542
26390 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
26391 if there are any uses other than insn or debug insns.
26393 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
26394 Jakub Jelinek <jakub@redhat.com>
26396 PR tree-optimization/70509
26397 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
26398 Shift HOST_WIDE_INT_1U instead of 1.
26400 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
26402 PR tree-optimization/70509
26403 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
26404 of the vector base type for index.
26406 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
26409 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
26411 2016-04-05 Richard Biener <rguenther@suse.de>
26413 PR tree-optimization/70526
26414 * tree-sra.c (build_ref_for_offset): Use prev_base to
26415 extract the alias pointer type.
26417 2016-04-05 Richard Biener <rguenther@suse.de>
26419 * dse.c (struct store_info): Remove alias_set member.
26420 (struct read_info_type): Likewise.
26421 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
26422 spill_deleted, clear_alias_set_lookup): Remove.
26423 (get_group_info): Remove dead base == NULL_RTX case.
26424 (dse_step0): Remove initialization of removed variables.
26425 (delete_dead_store_insn): Reomve alias set dumping.
26426 (free_read_records): Remove alias_set handling.
26427 (canon_address): Remove alias_set_out parameter.
26428 (record_store): Remove spill_alias_set, it's always zero.
26429 (check_mem_read_rtx): Likewise.
26430 (dse_step2): Rename from ...
26431 (dse_step2_nospill): ... this. Adjust.
26432 (scan_stores): Rename from ...
26433 (scan_stores_nospill): ... this.
26434 (scan_reads): Rename from ...
26435 (scan_reads_nospill): ... this.
26436 (scan_stores_spill, scan_reads_spill): Remove.
26437 (dse_step3_scan): Remove for_spills argument which is always false.
26438 (dse_step3): Likewise.
26439 (dse_step5): Rename from ...
26440 (dse_step5_nospill): ... this. Remove alias_set handling.
26441 (rest_of_handle_dse): Adjust.
26443 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26446 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
26447 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
26448 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
26449 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
26451 2016-04-05 Richard Biener <rguenther@suse.de>
26453 PR middle-end/70499
26454 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
26455 non-register type temporaries into SSA.
26457 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
26460 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
26461 calls when sanitizing.
26462 (possible_polymorphic_call_target_p): Fix formatting.
26464 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26465 Jakub Jelinek <jakub@redhat.com>
26467 PR middle-end/70457
26468 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
26469 to ensure a call statement is compatible with a built-in's
26471 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
26474 2016-04-04 Richard Biener <rguenther@suse.de>
26476 PR rtl-optimization/70484
26477 * rtl.h (canon_output_dependence): Declare.
26478 * alias.c (canon_output_dependence): New function.
26479 * dse.c (record_store): Use canon_output_dependence rather
26480 than canon_true_dependence.
26482 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26485 * cgraph.h (symtab_node::copy_visibility_from): New function.
26486 * symtab.c (symtab_node::copy_visibility_from): New function.
26487 * ipa-visibility.c (optimize_weakref): New function.
26488 (function_and_variable_visibility): Use it.
26490 2016-04-04 Martin Liska <mliska@suse.cz>
26493 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
26494 value that is really in range handled by SBR instruction.
26495 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
26496 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
26497 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
26499 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
26503 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
26504 set, but not for SP_REG operands.
26506 2016-04-02 Martin Sebor <msebor@redhat.com>
26509 * fold-const.c (maybe_nonzero_address): New function.
26510 (fold_comparison): Call it. Fold equality and relational
26511 expressions involving null pointers.
26512 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
26514 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
26516 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
26517 the "Y" constraint (scalar FP 0.0 immediate).
26519 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
26520 Add the "const_double" to the list of operand constraints.
26522 2016-04-01 Jakub Jelinek <jakub@redhat.com>
26524 PR rtl-optimization/70467
26525 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
26526 If low word of the last operand is 0, just emit addition/subtraction
26529 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26532 * config/s390/s390.c (s390_expand_insv): Check for everything
26533 constant instead of just VOIDmode stuff.
26535 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26538 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
26540 2016-04-01 Nathan Sidwell <nathan@acm.org>
26542 * tree.def (TRY_CATCH_EXPR): Correct documentation.
26544 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
26546 PR rtl-optimization/70461
26547 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
26550 2016-03-31 Martin Liska <mliska@suse.cz>
26553 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
26554 a tree value or an immediate integer value to a buffer
26555 that is eventually copied to a BRIG section.
26556 (emit_immediate_operand): Call the function here.
26557 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
26558 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
26559 of class' fields that are removed.
26560 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
26561 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
26562 m_brig_repr_size fields.
26564 2016-03-31 Martin Liska <mliska@suse.cz>
26567 * hsa-gen.c (hsa_function_representation::update_dominance): New
26569 (convert_addr_to_flat_segment): Likewise.
26570 (gen_hsa_memory_set): New alignment argument.
26571 (gen_hsa_ctor_assignment): Likewise.
26572 (gen_hsa_insns_for_single_assignment): Provide alignment
26573 to gen_hsa_ctor_assignment.
26574 (gen_hsa_insns_for_direct_call): Add new argument.
26575 (expand_lhs_of_string_op): New function.
26576 (expand_string_operation_builtin): Likewise.
26577 (expand_memory_copy): New function.
26578 (expand_memory_set): New function.
26579 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
26580 (convert_switch_statements): Change signature.
26581 (generate_hsa): Use a return value of the function.
26582 (pass_gen_hsail::execute): Do not call
26583 convert_switch_statements here.
26584 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
26585 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
26586 (hsa_function_representation::update_dominance): New function.
26588 2016-03-31 Martin Liska <mliska@suse.cz>
26591 * hsa-brig.c (emit_directive_variable): Emit alignment
26592 according to hsa_symbol::m_align.
26593 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
26594 (dump_hsa_symbol): Dump alignment of HSA symbols.
26595 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
26596 (gen_hsa_addr_with_align): New function.
26597 (hsa_bitmemref_alignment): Use newly added function.
26598 (gen_hsa_insns_for_load): Likewise.
26599 (gen_hsa_insns_for_store): Likewise.
26600 (gen_hsa_memory_copy): New argument added.
26601 (gen_hsa_insns_for_single_assignment): Respect
26602 alignment for assignments processed via gen_hsa_memory_copy.
26603 (gen_hsa_insns_for_direct_call): Likewise.
26604 (gen_hsa_insns_for_return): Likewise.
26605 (gen_function_def_parameters): Set default alignment.
26606 * hsa.c (hsa_object_alignment): New function.
26607 (hsa_byte_alignment): Pasted function.
26608 * hsa.h (hsa_symbol::m_align): New field.
26610 2016-03-31 Bin Cheng <bin.cheng@arm.com>
26612 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
26613 scratch field for goto case.
26615 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
26617 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
26619 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
26622 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
26623 (scalar_chain::convert_insn): Call convert_op for reg
26624 moves to handle undefined registers.
26626 2016-03-31 Nathan Sidwell <nathan@acm.org>
26629 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
26630 Assert we don't want to move backwards.
26632 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
26635 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
26637 2016-03-31 Jakub Jelinek <jakub@redhat.com>
26639 PR rtl-optimization/70460
26640 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
26641 with operand from REG_LABEL_OPERAND, instead substitute
26642 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
26643 Don't do anything for REG_NON_LOCAL_GOTO jumps.
26645 2016-03-31 Martin Liska <mliska@suse.cz>
26647 * passes.c (execute_one_pass): Do not call
26648 todo_after for a discarded function.
26650 2016-03-31 Bin Cheng <bin.cheng@arm.com>
26652 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
26653 (no_cost, infinite_cost): Initialize the new field.
26654 (get_computation_cost_at): Record setup cost.
26655 (determine_use_iv_cost_address): Skip cost computation for sub
26656 uses if we can estimate it without losing accuracy.
26658 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26660 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
26662 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26663 max_loop_iterations_int.
26664 (tree_unswitch_outer_loop): Likewise.
26665 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
26666 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
26668 2016-03-30 Richard Biener <rguenther@suse.de>
26670 PR middle-end/70450
26671 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
26673 2016-03-30 Jakub Jelinek <jakub@redhat.com>
26676 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
26677 in gen_blendm expander.
26679 2016-03-30 Nick Clifton <nickc@redhat.com>
26682 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
26683 case where we are already provided with an SImode SUBREG.
26685 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
26688 * config/i386/i386.c (ix86_expand_epilogue): Properly check
26689 conflict between DRAP register and __builtin_eh_return.
26691 2016-03-30 Michael Matz <matz@suse.de>
26692 Richard Biener <rguenther@suse.de>
26695 * ipa-polymorphic-call.c (struct type_change_info): Change
26696 speculative to an unsigned allowing to limit the work we do.
26697 (csftc_abort_walking_p): New inline function..
26698 (check_stmt_for_type_change): Limit the number of may-defs
26699 skipped for speculative devirtualization to
26700 max-speculative-devirt-maydefs.
26701 * params.def (max-speculative-devirt-maydefs): New param.
26702 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
26704 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
26707 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
26710 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
26712 PR tree-optimization/59124
26713 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
26714 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
26716 2016-03-29 Jeff Law <law@redhat.com>
26718 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
26720 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26722 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
26725 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
26727 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
26728 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
26729 gcrt0.o if linking dynamically.
26731 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26734 * ipa-devirt.c (methods_equal_p): New function.
26735 (compare_virtual_tables): Use it.
26736 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
26737 * cgraphclones.c (clone_function_name_1): Use
26738 symbol_table::symbol_suffix_separator.
26739 * coverage.c (build_var): Likewise.
26740 * symtab.c (symbol_table::symbol_suffix_separator): New.
26742 2016-03-29 Jakub Jelinek <jakub@redhat.com>
26744 PR rtl-optimization/70429
26745 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
26746 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
26747 mode != result_mode.
26750 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
26752 PR tree-optimization/70405
26753 * ssa-iterators.h (num_imm_uses): Add missing braces.
26755 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
26757 PR rtl-optimization/68695
26758 * ira-color.c (allocno_copy_cost_saving): New.
26759 (improve_allocation): Use it.
26761 2016-03-29 Richard Henderson <rth@redhat.com>
26763 PR middle-end/70355
26764 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
26766 2016-03-29 Richard Biener <rguenther@suse.de>
26768 PR middle-end/70424
26769 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
26770 use alignment returned by get_pointer_alignment_1 if it is
26771 bigger than BITS_PER_UNIT.
26772 * builtins.c (get_pointer_alignment_1): Do not return true
26773 for alignment extracted from SSA info.
26775 2016-03-28 James Bowman <james.bowman@ftdichip.com>
26777 * config/ft32/ft32.opt (mnodiv): New.
26778 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
26779 * doc/invoke.texi (FT32 Options -mnodiv): New.
26781 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
26784 * config/i386/i386.md (define_split, andn): Fix modes.
26786 2016-03-26 Richard Biener <rguenther@suse.de>
26787 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26790 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
26792 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
26793 as 2nd argument to cl_optimization_restore().
26795 2016-03-25 Richard Henderson <rth@redhat.com>
26798 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
26799 * config/aarch64/aarch64-protos.h: Declare it.
26800 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
26802 2016-03-25 Alan Modra <amodra@gmail.com>
26805 * config/rs6000/constraints.md (j): Simplify.
26806 * config/rs6000/predicates.md (easy_fp_constant): Exclude
26808 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
26809 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
26810 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
26811 in all constraint alternatives.
26812 (movtd_64bit_nodm): Delete "j" constraint alternative.
26814 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
26816 * tree-ssa-propagate.c: Enhance docs for
26817 SSA_PROP_NOT_INTERESTING.
26819 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
26821 * doc/extend.texi: Fix typo in documentation to pure attribute.
26823 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
26826 * config/pa/pa.md (bswapdi2): Use a scratch register.
26828 2016-03-24 Richard Henderson <rth@redhat.com>
26830 PR middle-end/69845
26831 * fold-const.c (extract_muldiv_1): Correct test for multiplication
26834 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
26836 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
26837 using ix86_expand_binary_operator instead of gen_andsi3.
26839 2016-03-24 Richard Biener <rguenther@suse.de>
26841 PR tree-optimization/70396
26842 * tree-vect-stmts.c (vectorizable_comparison): Use
26843 get_vectype_for_scalar_type.
26845 2016-03-24 Richard Biener <rguenther@suse.de>
26847 PR middle-end/70370
26848 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
26849 with register bases.
26851 2016-03-24 Richard Biener <rguenther@suse.de>
26853 PR tree-optimization/70372
26854 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
26855 build_all_ones_cst to also handle vector types correctly.
26857 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
26860 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
26863 2016-03-23 Marek Polacek <polacek@redhat.com>
26866 * doc/invoke.texi: Document -Wignored-attributes.
26868 2016-03-23 Bin Cheng <bin.cheng@arm.com>
26870 PR tree-optimization/69042
26871 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
26872 parameter from 30 to 40.
26874 2016-03-23 Bin Cheng <bin.cheng@arm.com>
26876 PR tree-optimization/69042
26877 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
26878 for use with constant offset stripped in base.
26880 2016-03-23 Richard Biener <rguenther@suse.de>
26882 PR middle-end/70251
26883 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
26884 mode compatibility check.
26885 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26887 2016-03-23 Jeff Law <law@redhat.com>
26889 PR tree-optimization/64058
26890 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
26892 (struct ssa_conflicts): Move up earlier in the file.
26893 (conflicts_, var_map_): New static variables.
26894 (initialize_conflict_count): New function to initialize the
26895 CONFLICT_COUNT field for each conflict pair.
26896 (compare_pairs): Lazily initialize the conflict count and use it
26897 as the first tie-breaker.
26898 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
26899 and wipe conflicts_ and map_ around the call to qsort. Remove
26900 special case for 2 coalesce pairs.
26901 * bitmap.c (bitmap_count_unique_bits): New function.
26902 (bitmap_count_bits_in_word): New function, extracted from
26904 (bitmap_count_bits): Use bitmap_count_bits_in_word.
26905 * bitmap.h (bitmap_count_unique_bits): Declare it.
26907 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
26910 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
26911 transparent alias chain for decl assembler name.
26912 * config/sol2.c (solaris_assemble_visibility): Likewise.
26914 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26916 * config/arm/arm1020e.md (1020call_op): Reduce reservation
26918 (v10_fdivs): Likewise.
26919 (v10_fdivd): Likewise.
26921 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26924 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
26925 to not call fclose twice on file.
26927 2016-03-23 Jakub Jelinek <jakub@redhat.com>
26929 PR tree-optimization/70354
26930 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
26931 oprnd0 is wider than oprnd1 and there is a cast from the wider
26932 type to oprnd1, mask it with the mask of the narrower type.
26935 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
26936 Optimize TARGET_STV splitters, if high or low word of last argument
26939 2016-03-22 Jeff Law <law@redhat.com>
26942 tree-ssa-threadbackward.c
26943 (fsm_find_control_statement_thread_paths): Correctly distinguish
26944 between old style jump threads vs FSM jump threads.
26946 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
26949 * config/i386/i386.c (scalar_chain::convert_op): Support
26950 uninitialized register usage case.
26952 2016-03-22 Richard Biener <rguenther@suse.de>
26954 PR middle-end/70251
26955 * genmatch.c (gen_transform): Adjust last parameter to a three-state
26957 (capture::gen_transform): ... to change behavior when substituting
26958 a condition into cond or not-cond expr context.
26959 (dt_simplify::gen_1): Adjust.
26960 * gimple-match-head.c: Include gimplify.h for unshare_expr.
26961 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
26962 last change and instead change to
26963 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
26964 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26966 2016-03-22 Anthony Green <green@moxielogic.com>
26968 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
26969 issue for moxiebox targets.
26970 (CC1PLUS_SPEC): Ditto.
26972 2016-03-22 Richard Biener <rguenther@suse.de>
26974 PR middle-end/70333
26975 * fold-const.c (extract_muldiv_1): Properly perform multiplication
26978 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
26980 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
26982 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
26985 * config/i386/i386.c (def_builtin): Handle
26986 OPTION_MASK_ISA_AVX512VL to be and-ed with other
26988 (const struct builtin_description bdesc_special_args[]):
26989 Remove duplicate ISA bits.
26991 2016-03-22 Jakub Jelinek <jakub@redhat.com>
26994 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
26995 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
26996 in a way that works also for AVX512BW.
26999 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
27000 instead of source if operands[1] is xmm16 and above and
27001 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
27002 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
27005 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
27006 on assign if (*from_p) is a comparison, set it to
27007 TREE_NO_WARNING (*from_p).
27009 2016-03-21 Jakub Jelinek <jakub@redhat.com>
27011 PR middle-end/70326
27012 * lra.c (restore_scratches): Ignore deleted insns.
27014 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
27015 Jakub Jelinek <jakub@redhat.com>
27017 PR tree-optimization/70317
27018 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
27021 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
27024 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
27025 of ix86_expand_move.
27027 (movti): Use general_operand for operand 1 predicate.
27029 2016-03-21 Martin Liska <mliska@suse.cz>
27031 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
27033 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
27035 2016-03-21 Martin Liska <mliska@suse.cz>
27038 * ipa-icf.c (sem_function::parse): Skip static
27039 constructors and destructors.
27041 2016-03-21 Jakub Jelinek <jakub@redhat.com>
27044 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
27045 function-like macro, peek following token(s) if it is followed
27046 by CPP_OPEN_PAREN token with optional padding in between, and
27047 if not, don't treat it like a macro.
27049 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
27050 Alexander Monakov <amonakov@ispras.ru>
27052 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
27053 for the stabs debug format.
27055 2016-03-21 Richard Biener <rguenther@suse.de>
27057 PR tree-optimization/70310
27058 * tree-vect-generic.c (expand_vector_condition): Fold the built
27061 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
27064 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
27065 Block third alternative for AVX-512VL target,
27067 2016-03-21 Martin Liska <mliska@suse.cz>
27070 * hsa-brig.c (emit_function_directives): Mark unemitted
27071 global variables for emission.
27072 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
27073 (get_symbol_for_decl): Likewise.
27074 * hsa.h (struct hsa_symbol): New flag.
27076 2016-03-21 Richard Biener <rguenther@suse.de>
27078 PR tree-optimization/70288
27079 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
27080 we do not estimate unsimplified all-constant conditionals or
27081 switches as optimized away.
27083 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
27085 PR rtl-optimization/69102
27086 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
27087 when we have a readonly dependency context.
27089 2016-03-18 Jeff Law <law@redhat.com>
27091 PR rtl-optimization/70263
27092 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
27093 (update_equiv_regs): When trying to move a store to after the insn
27094 that sets the source of the store, make sure the store occurs after
27095 the insn that sets the source of the store. When successful note
27096 the REG_EQUIV note created in the dump file.
27098 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
27099 Bernd Schmidt <bschmidt@redhat.com>
27101 * doc/extend.texi: Document more potential problems with basic asms.
27103 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
27105 PR rtl-optimization/70278
27106 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
27109 2016-03-18 Jason Merrill <jason@redhat.com>
27111 * calls.c (load_register_parameters): Fix zero size sibcall logic.
27113 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
27115 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
27116 values to 128b regs.
27118 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
27120 PR tree-optimization/70252
27121 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
27122 boolean vector has a proper number of elements.
27123 (supportable_narrowing_operation): Likewise.
27125 2016-03-18 Tom de Vries <tom@codesourcery.com>
27128 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
27130 2016-03-18 Jakub Jelinek <jakub@redhat.com>
27132 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
27133 instead of replace_rtx for DEBUG_INSNs.
27135 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27137 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
27138 load type reservations.
27140 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
27143 * config/pa/constraints.md: Revert 2015-02-13 change. Use
27144 define_constraint for "Q" and "T" constraints.
27146 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
27148 Tweak the pipeline model for Exynos M1
27150 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
27153 2016-03-17 David Malcolm <dmalcolm@redhat.com>
27156 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
27157 where one or both locations aren't within a line_map.
27159 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
27162 * opts.c (finish_options): Don't set flag_pie to the default if
27163 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
27166 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
27168 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
27169 true as ALL_REGS argument to replace_rtx.
27171 2016-03-17 Richard Biener <rguenther@suse.de>
27174 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
27177 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27180 * rtl.h (replace_rtx): Add ALL_REGS argument.
27181 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
27182 equality and assert mode is the same, instead of just rtx pointer
27184 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
27185 true as ALL_REGS argument to replace_rtx.
27187 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
27189 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
27190 for boolean vector with vector mode only.
27191 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27193 2016-03-17 Nick Clifton <nickc@redhat.com>
27196 * config/rx/rx.c (rx_print_integer): Print negative constants in
27199 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27202 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
27204 2016-03-16 Richard Henderson <rth@redhat.com>
27205 Richard Biener <rguenth@suse.de>
27207 PR middle-end/70240
27208 PR middle-end/68215
27210 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
27211 first operand as is_gimple_condexpr.
27213 PR middle-end/70240
27214 PR middle-end/68215
27216 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
27217 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
27218 Do not gimplify the result.
27219 (do_unop): Adjust call to tree_vec_extract.
27220 (do_binop): Likewise.
27221 (do_compare): Likewise.
27222 (do_plus_minus): Likewise.
27223 (do_negate): Likewise.
27224 (expand_vector_condition): Likewise.
27225 (do_cond): Likewise.
27227 2016-03-16 Richard Henderson <rth@redhat.com>
27230 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
27231 (aarch64_classify_address): Use it.
27232 (aarch64_legitimize_address): Force all subexpressions of PLUS
27233 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
27235 2016-03-16 Jakub Jelinek <jakub@redhat.com>
27236 Richard Biener <rguenth@suse.de>
27239 * rtlanal.c (replace_rtx): For REG, if from is a REG,
27240 return to even if only REGNO is equal, and assert
27243 2016-03-11 Jeff Law <law@redhat.com>
27245 PR rtl-optimization/70224
27246 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
27248 2016-03-16 Richard Henderson <rth@redhat.com>
27250 PR middle-end/70199
27251 * function.h (struct function): Add has_forced_label_in_static.
27252 * gimplify.c (force_labels_r): Set it.
27253 * lto-streamer-in.c (input_struct_function_base): Read it.
27254 * lto-streamer-out.c (output_struct_function_base): Write it.
27255 * tree-inline.c (has_label_address_in_static_1): Remove.
27256 (copy_forbidden): Remove fndecl parameter; test
27257 has_forced_label_in_static.
27258 (inline_forbidden_p): Update call to copy_forbidden.
27259 (tree_versionable_function_p): Likewise.
27260 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
27261 (chkp_versioning): Likewise.
27262 * tree-inline.h (copy_forbidden): Update decl.
27264 2016-03-16 Marek Polacek <polacek@redhat.com>
27267 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
27268 function being thunked if the result type doesn't have fixed size.
27269 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
27270 doesn't have fixed size.
27272 2016-03-16 Bin Cheng <bin.cheng@arm.com>
27274 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
27275 reporting malformed loop nest.
27277 2016-03-16 Tom de Vries <tom@codesourcery.com>
27280 * ipa-devirt.c (possible_polymorphic_call_targets): Move
27281 nodes.length () == 1 test to before first nodes[0] access.
27283 2016-03-16 Tom de Vries <tom@codesourcery.com>
27285 PR tree-optimization/68715
27286 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
27287 single_pred_p test.
27289 2016-03-16 Tom de Vries <tom@codesourcery.com>
27291 PR tree-optimization/68809
27292 * graphite-scop-detection.c (same_close_phi_node): Test if result types
27295 2016-03-16 Carlos O'Donell <carlos@redhat.com>
27296 Sandra Loosemore <sandra@codesourcery.com>
27298 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
27299 on leaf attribute. Mention ELF interposition problems.
27301 2016-03-16 Alan Modra <amodra@gmail.com>
27303 PR rtl-optimization/69195
27304 PR rtl-optimization/47992
27305 * ira.c (indirect_jump_optimize): Ignore artificial defs.
27308 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
27311 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
27313 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
27315 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
27317 2016-03-15 Jakub Jelinek <jakub@redhat.com>
27319 PR rtl-optimization/70222
27320 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
27321 optimization if mode is different from result_mode, queue up masking
27322 of the result in outer_op. Formatting fix.
27324 PR middle-end/70239
27325 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
27328 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27330 PR rtl-optimization/69032
27331 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
27332 looping backwards over basic block insns.
27334 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27337 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
27338 to non-speculative when propagating trap bits.
27340 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27342 PR rtl-optimization/63384
27343 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
27344 DEBUG_INSN_P insns.
27346 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27349 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
27350 factored out from ...
27351 (sched_analyze_insn): ... here.
27352 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
27353 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
27354 get_implicit_reg_pending_clobbers in it.
27355 (setup_id_reg_sets): Use setup_id_implicit_regs.
27356 (deps_init_id): Ditto.
27358 2016-03-15 Tom de Vries <tom@codesourcery.com>
27361 * cgraph.c (cgraph_node::get_body): Save, reset and restore
27363 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
27364 execute_function_dump.
27365 (execute_one_pass): Don't dump function if it will be dumped after ipa
27368 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
27370 * genrecog.c (match_pattern_2): If pred is NULL don't call
27371 safe_predicate_mode on it.
27373 2016-03-14 Jakub Jelinek <jakub@redhat.com>
27375 PR middle-end/70219
27376 * lra-constraints.c (delete_move_and_clobber): Change assertion
27377 to also allow dregno == 0.
27379 2016-03-14 Richard Henderson <rth@redhat.com>
27382 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
27383 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
27384 (reassociate_bb): Use optimize_vec_cond_expr; avoid
27385 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
27388 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
27391 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
27393 (lra_create_live_ranges_1): initialize hard register biggest_mode to
27395 * lra-constraints.c (split_reg): For hard regs, try to find the
27396 biggest single-register mode used in the function.
27398 2016-03-14 Richard Biener <rguenther@suse.de>
27400 PR tree-optimization/56365
27401 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
27402 constants to compare against.
27404 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
27407 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
27408 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
27409 (define_split for the GPR case): Use int_reg_operand instead of
27410 gpc_reg_operand for the output.
27412 2016-03-14 Tom de Vries <tom@codesourcery.com>
27414 PR tree-optimization/70045
27415 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
27416 create_empty_if_region_on_edge argument.
27418 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
27420 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
27421 (STACK_CHECK_PROTECT): Likewise.
27422 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
27423 (STACK_CHECK_PROTECT): Likewise.
27424 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
27425 (STACK_CHECK_PROTECT): Likewise.
27426 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
27427 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
27428 (STACK_CHECK_PROTECT): Likewise.
27430 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
27432 PR rtl-optimization/69307
27433 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
27434 registers in modes that span more than one register.
27436 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
27439 * lra-constraints.c (delete_move_and_clobber): New.
27440 (remove_inheritance_pseudos): Use it.
27442 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
27445 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
27446 the libcall is LCT_THROW.
27447 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
27448 for the checking routine.
27450 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
27453 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
27454 optimization if we have direct move.
27455 (roundu32<mode>2_fprs): Likewise.
27457 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
27460 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
27462 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
27463 Arguments swapped. All callers changed. Take reg_renumber into
27464 account, and Calculate and compare register ranges for hard regs.
27466 2016-03-11 Jeff Law <law@redhat.com>
27468 PR tree-optimization/70190
27469 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27470 Handle cases where we can not extract the taken edge, even though we
27471 found a constant value.
27473 PR tree-optimization/64058
27474 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
27475 (num_coalesce_pairs): Move up earlier in file.
27476 (find_coalesce_pair): Initialize the INDEX field for each pair
27478 (compare_pairs): No longer sort on the elements in each pair.
27479 Instead break ties with the index of the coalesce pair.
27481 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27484 * config/aarch64/aarch64-protos.h
27485 (aarch64_save_restore_target_globals): New prototype.
27486 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
27487 Call the above when popping pragma.
27488 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
27490 (aarch64_set_current_function): Rewrite using the above.
27492 2016-03-11 Jakub Jelinek <jakub@redhat.com>
27494 PR tree-optimization/70177
27495 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
27496 (extract_ops_from_tree): ... this. In the 2 argument
27497 overload remove _1 suffix.
27498 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
27499 (extract_ops_from_tree): ... this.
27500 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
27502 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
27503 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
27504 extract_ops_from_tree instead of 2 operand one.
27506 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
27508 PR tree-optimization/70013
27509 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
27510 for constant-pool entries.
27512 2016-03-11 Jakub Jelinek <jakub@redhat.com>
27514 PR rtl-optimization/70174
27515 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
27516 followed by gen_lowpart on force_reg instead of just gen_lowpart.
27518 PR tree-optimization/70169
27519 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
27520 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
27523 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
27524 Jakub Jelinek <jakub@redhat.com>
27527 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
27528 of uninitialized values.
27530 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27532 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
27534 ("*trunctddd2"): New pattern definition.
27535 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
27538 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27540 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
27541 definitions for BFP and DFP rounding modes.
27542 ("fixuns_truncdddi2", "fixuns_trunctddi2")
27543 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
27544 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
27545 ("fix_trunctf<mode>2"): Use the new constants instead of magic
27548 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27550 * config/s390/constraints.md: Adjust comment.
27551 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
27552 s390_decompose_addrstyle_without_index.
27553 * config/s390/predicates.md (shift_count_or_setmem_operand):
27554 Rename to setmem_operand.
27555 * config/s390/s390-protos.h
27556 (s390_decompose_shift_count): Rename to
27557 s390_decompose_addrstyle_without_index.
27558 * config/s390/s390.c (s390_decompose_shift_count)
27559 (s390_mem_constraint, print_shift_count_operand)
27560 (print_operand_address, print_operand): Rename
27561 s390_decompose_shift_count to
27562 s390_decompose_addrstyle_without_index and rename
27563 print_shift_count_operand to print_addrstyle_operand troughout the
27565 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
27566 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
27567 Rename shift_count_or_setmem_operand to setmem_operand.
27568 * config/s390/vx-builtins.md ("vec_insert<mode>")
27569 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
27572 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27575 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
27576 Handle overlapping retval and newval.
27578 2016-03-10 Nick Clifton <nickc@redhat.com>
27581 * config/aarch64/aarch64.c
27582 (aarch64_override_options_after_change_1): When forcing
27583 flag_omit_frame_pointer to be true, use a special value that can
27584 be detected if this function is called again, thus preventing
27585 flag_omit_leaf_frame_pointer from being forced to be false.
27587 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27589 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
27590 Set x_flag_omit_leaf_frame_pointer when handling
27591 -momit-leaf-frame-pointer.
27593 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27596 * cgraph.c (cgraph_node::dump): Dump split_part and
27597 indirect_call_target.
27598 * cgraph.h (cgraph_node): Add indirect_call_target flag.
27599 * ipa.c (has_addr_references_p): Cleanup.
27600 (is_indirect_call_target_p): New.
27601 (walk_polymorphic_call_targets): Do not mark virtuals that may be
27602 called indirectly as local.
27603 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
27605 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27608 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
27609 on cxa_pure_virtual.
27611 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27614 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
27616 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27619 * tree.c (need_assembler_name_p): Only record main variant type names.
27621 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
27624 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
27625 Always define to 0 or 1.
27626 (TARGET_FIX_ERR_A53_843419): New macro.
27627 * config/aarch64/aarch64-elf-raw.h
27628 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
27629 * config/aarch64/aarch64-linux.h: Likewise.
27630 * config/aarch64/aarch64.c
27631 (aarch64_override_options_after_change_1): Do not default
27632 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
27634 (aarch64_attributes): Handle fix-cortex-a53-843419.
27635 (aarch64_can_inline_p): Likewise.
27636 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
27638 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
27639 Jakub Jelinek <jakub@redhat.com>
27641 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
27642 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
27643 DECL_COMMONS if flag_unconstrained_commons is set.
27644 * tree-dfa.c (get_ref_base_and_extent): Likewise.
27645 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
27646 (funconstrained-commons): Document.
27648 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
27650 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
27651 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
27653 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
27655 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
27656 has a proper number of elements.
27658 2016-03-10 Alan Modra <amodra@gmail.com>
27660 PR rtl-optimization/69195
27661 PR rtl-optimization/47992
27662 * ira.c (recorded_label_ref): Delete.
27663 (update_equiv_regs): Return void.
27664 (indirect_jump_optimize): New function.
27665 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
27666 before regstat_compute_ri. Don't rebuild_jump_labels here.
27667 Delete update_regstat.
27669 2016-03-10 Richard Biener <rguenther@suse.de>
27671 PR tree-optimization/70128
27672 * tree-ssa-structalias.c (set_uids_in_ptset): Set
27673 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
27675 2016-03-09 Jakub Jelinek <jakub@redhat.com>
27677 PR tree-optimization/70152
27678 * tree-sra.c (replace_removed_params_ssa_names): Copy over
27679 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
27682 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
27683 instead of gen_sse2_loadlpd.
27684 * config/i386/sse.md (*vec_concatv2df): Rename to...
27685 (vec_concatv2df): ... this.
27687 PR tree-optimization/70127
27688 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
27690 2016-03-09 David Malcolm <dmalcolm@redhat.com>
27694 * diagnostic-show-locus.c (compatible_locations_p): New function.
27695 (layout::layout): Sanitize ranges using compatible_locations_p.
27697 2016-03-09 David Malcolm <dmalcolm@redhat.com>
27701 * diagnostic-show-locus.c (layout_range::layout_range): Replace
27702 location_range param with three const expanded_locations * and a
27704 (layout::layout): Replace call to
27705 rich_location::lazily_expand_location with get_expanded_location.
27706 Extract the range and perform location expansion here, passing
27707 the results to the layout_range ctor.
27708 * diagnostic.c (source_range::debug): Delete.
27709 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
27710 of rich_location::get_expanded_location.
27711 * gcc-rich-location.c (get_range_for_expr): Delete.
27712 (gcc_rich_location::add_expr): Reimplement to avoid the
27713 rich_location::add_range overload that took a location_range,
27714 passing a location_t instead.
27716 2016-03-09 Richard Biener <rguenther@suse.de>
27717 Jakub Jelinek <jakub@redhat.com>
27719 PR tree-optimization/70138
27720 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
27721 Also skip vect_double_reduction_def.
27723 2016-03-09 Jakub Jelinek <jakub@redhat.com>
27726 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
27727 if the operand is "m".
27729 2016-03-09 Nathan Sidwell <nathan@acm.org>
27731 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
27733 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27735 * config/i386/i386.c (processor_target_table): Fix cost table
27736 intialization order for znver1.
27738 2016-03-08 Jakub Jelinek <jakub@redhat.com>
27740 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
27741 - becuase -> because.
27742 * ipa-reference.c (ignore_module_statics): Likewise.
27743 * cgraph.c (cgraph_node::get_body): Likewise.
27744 * ipa-inline.c (early_inliner): Likewise.
27745 * ipa-devirt.c (types_same_for_odr): Likewise.
27746 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
27747 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
27749 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27751 * tree-ssa-math-opts.c: Fix typo in comment.
27753 2016-03-08 Jakub Jelinek <jakub@redhat.com>
27756 * config/i386/i386.c (scalar_chain::make_vector_copies,
27757 scalar_chain::convert_reg): Call end_sequence in between
27758 get_insns and emit_conversion_insns rather than after both
27761 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
27764 * config/i386/i386.h (machine_function): Add
27765 pc_thunk_call_expanded flag.
27766 (ix86_pc_thunk_call_expanded): New define.
27767 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
27768 (*set_got): Rename insn pattern from set_got.
27769 (*set_got_labelled): Rename inst pattern from set_got_labelled.
27770 * config/i386/i386.c (ix86_compute_frame_layout): Use
27771 ix86_pc_thunk_call_expanded to prevent red-zone.
27773 2016-03-07 Martin Jambor <mjambor@suse.cz>
27775 * hsa.h (hsa_get_ctor_statements): Declare.
27776 (hsa_get_dtor_statements): Likewise.
27777 (hsa_get_kernel_dispatch_type): Likewise.
27778 * hsa.c (hsa_get_ctor_statements): New function.
27779 (hsa_get_dtor_statements): Likewise.
27780 (hsa_get_kernel_dispatch_type): Likewise.
27781 * hsa-brig.c (hsa_cdtor_statements): Removed.
27782 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
27783 hsa_get_dtor_statements.
27784 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
27785 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
27787 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
27789 * config/arm/arm-cores.def (cortex-r8): New.
27790 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
27791 * config/arm/arm-tune.md: Likewise.
27792 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
27794 2016-03-07 Martin Sebor <msebor@redhat.com>
27796 PR rtl-optimization/19705
27797 * doc/invoke.texi (Options That Control Optimization): Clarify
27798 -fno-branch-count-reg.
27800 2016-02-26 Richard Biener <rguenther@suse.de>
27801 Jeff Law <law@redhat.com>
27803 PR tree-optimization/69740
27804 * cfghooks.c (remove_edge): Request loop fixups if we delete
27805 an edge that might turn an irreducible loop into a natural
27807 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
27808 Move after definition of loops_state_clear.
27810 2016-03-07 Bin Cheng <bin.cheng@arm.com>
27812 PR rtl-optimization/69052
27813 * rtlanal.c (commutative_operand_precedence): Set higher precedence
27816 2016-03-07 Tom de Vries <tom@codesourcery.com>
27818 PR tree-optimization/70116
27819 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
27820 is_tm_ending stmts and ubsan/asan internal functions.
27821 (find_duplicate): Use it. Don't test is_tm_ending here.
27823 2016-03-07 Richard Biener <rguenther@suse.de>
27825 PR tree-optimization/70115
27826 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
27827 (propagate_constants_for_unrolling): Use replace_uses_by.
27829 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
27831 PR middle-end/69916
27832 * omp-low.c (struct oacc_loop): Add ifns.
27833 (new_oacc_loop_raw): Initialize it.
27834 (finish_oacc_loop): Clear mask & flags if no ifns.
27835 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
27836 (oacc_loop_xform_loop): Add ifns arg & adjust.
27837 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
27839 2016-03-07 Richard Henderson <rth@redhat.com>
27842 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
27843 (insert_value_copy_on_edge): Likewise.
27845 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27847 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
27849 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27852 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
27854 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
27856 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
27858 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
27860 Fix sseimul type attribute.
27861 * config/i386/znver1.md
27862 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
27863 znver1_sseimul_avx256_load) : Fix the type attribute.
27864 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
27865 pipe usage and latency.
27867 2016-03-05 Jakub Jelinek <jakub@redhat.com>
27870 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
27871 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
27874 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
27877 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
27879 PR rtl-optimization/69941
27880 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
27881 the reg share its mode.
27883 2016-03-04 Jeff Law <law@redhat.com>
27885 PR tree-optimization/69196
27886 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27887 If the both SSA_NAMEs are anonymous, then consider them unassociated
27888 and include the PHI in the statement count.
27890 2016-03-05 Tom de Vries <tom@codesourcery.com>
27892 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
27893 construct in oacc routine. Check for oacc region in oacc routine.
27895 2016-03-04 Jakub Jelinek <jakub@redhat.com>
27898 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
27899 2016-02-22 changes, instead don't recurse if RECUR is already true.
27900 Don't change *dynamic_check if RECUR. Adjust recursive caller
27901 to pass true to the new argument.
27902 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
27905 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
27906 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
27908 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
27910 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
27912 PR rtl-optimization/57676
27913 * lra-assigns.c (lra_assign): Guard test for maximum iterations
27914 with flag_checking.
27916 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
27918 * tree-vect-patterns.c (search_type_for_mask): Handle
27919 comparison of booleans.
27921 2016-03-04 Jakub Jelinek <jakub@redhat.com>
27923 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
27927 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
27928 all other ops that have dw_val_class_die_ref operands,
27929 and DW_OP_GNU_entry_value.
27931 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27933 PR rtl-optimization/69904
27934 * config/arm/arm.c (arm_cannot_copy_insn_p):
27935 Return true for load-exclusive instructions.
27937 2016-03-03 Jakub Jelinek <jakub@redhat.com>
27940 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
27941 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
27942 the pattern no matter if it is used just by non-pattern, pattern
27944 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
27945 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
27946 oprnd1 def_stmt is in pattern, don't look through it.
27948 2016-03-03 Marek Polacek <polacek@redhat.com>
27950 PR middle-end/70050
27951 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
27953 2016-03-03 Martin Liska <mliska@suse.cz>
27955 PR tree-optimization/70043
27956 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
27957 previous statement if we see a debug statement.
27959 2016-03-03 Richard Biener <rguenther@suse.de>
27961 PR tree-optimization/55936
27962 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
27963 parameter and guard unsafe equivalence use.
27964 (vrp_evaluate_conditional_warnv_with_ops): Always use
27965 safe equivalences but not via the quadratic compare_names
27968 2016-03-03 Michael Collison <michael.collison@linaro.org>
27971 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
27972 for operand 1 to s_register_operand. Change predicate for operand
27973 2 to arm_not_immediate_operand.
27975 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
27977 * doc/tm.texi: Regenerated.
27979 2016-03-02 Richard Henderson <rth@redhat.com>
27982 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
27983 simplification when all args are positive non-fixed registers.
27985 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27987 * target.def (lra_p): Specify that new ports should use LRA.
27989 2016-03-02 Jakub Jelinek <jakub@redhat.com>
27992 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
27993 gimplify_type_sizes the type they refer to.
27994 (omp_notice_variable): Handle reference vars to VLAs.
27995 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
27996 reference to VLA decls in the second pass instead of first pass.
27998 2016-03-02 Tom de Vries <tom@codesourcery.com>
28000 PR tree-optimization/68659
28001 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
28002 new_expr == NULL_TREE.
28003 (get_new_name): Handle ADDR_EXPR.
28005 2016-03-02 Bin Cheng <bin.cheng@arm.com>
28007 PR rtl-optimization/69052
28008 * loop-invariant.c (canonicalize_address): New function.
28009 (inv_can_prop_to_addr_use): Check validity of address expression
28010 which is canonicalized by above function.
28012 2016-03-02 Alan Modra <amodra@gmail.com>
28015 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
28018 2016-03-02 Jakub Jelinek <jakub@redhat.com>
28021 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
28022 (*movhi_internal): Put mask moves from and to memory separately
28023 from moves from/to GPRs.
28025 2016-03-02 Richard Biener <rguenther@suse.de>
28027 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
28028 GENERIC expressions in GIMPLE.
28030 2016-03-02 Richard Biener <rguenther@suse.de>
28032 * config/i386/i386.c (type_natural_mode): Fix typo.
28034 2016-03-02 Nick Clifton <nickc@redhat.com>
28036 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
28038 2016-03-02 Richard Biener <rguenther@suse.de>
28039 Uros Bizjak <ubizjak@gmail.com>
28042 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
28044 2016-03-02 Richard Biener <rguenther@suse.de>
28046 PR middle-end/67278
28047 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
28049 2016-03-02 Marek Polacek <polacek@redhat.com>
28052 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
28053 "is promoted to" warning.
28055 2016-03-01 DJ Delorie <dj@redhat.com>
28057 * config.gcc: Deprecate mep-*.
28059 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
28061 PR middle-end/70025
28062 * lra-constraints.c (regno_val_use_in): New.
28063 (match_reload): Use it instead of regno_use_in.
28065 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
28067 PR rtl-optimization/70007
28068 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
28069 references present in REG_EQUAL notes attached to non-SET patterns.
28071 2016-03-01 Jeff Law <law@redhat.com>
28073 PR tree-optimization/69196
28074 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28075 Appropriately clamp the number of statements to copy when the
28076 thread path does not traverse a loop backedge.
28078 PR tree-optimization/69196
28079 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28080 Do count some PHIs in the thread path against the insn count. Decrease
28081 final statement count by one as the control statement in the last
28082 block will get removed. Remove special cased code for handling PHIs
28085 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
28088 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
28089 asm dialect alternatives to explicit GOTPCREL calls.
28091 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
28094 * ira.c (do_reload): Issue warning for generic stack checking here...
28095 * reload1.c (reload): ...instead of here and streamline it.
28097 2016-03-01 Nick Clifton <nickc@redhat.com>
28099 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
28101 2016-03-01 Richard Biener <rguenther@suse.de>
28103 PR tree-optimization/69983
28104 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
28105 types and fall back to operand_equal_p.
28107 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28110 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28112 * config/s390/constraints.md ("jm8"): New constraint.
28113 * config/s390/predicates.md ("const_int_8bitset_operand"): New
28115 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
28117 ("*setmem_long<setmem_and>"): New pattern.
28118 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
28120 ("*setmem_long_31z<setmem_and>"): New pattern.
28121 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
28122 New substitution rules with the required attributes.
28125 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28128 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28130 * gensupport.c (process_substs_on_one_elem): Split loop to
28131 complete mark_operands_used_in_match_dup on all expressions in the
28133 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28134 and remove function.
28136 2016-03-01 Richard Biener <rguenther@suse.de>
28138 PR middle-end/70022
28139 * fold-const.c (fold_indirect_ref_1): Fix range checking for
28140 vector BIT_FIELD_REF extract.
28142 2016-03-01 Richard Biener <rguenther@suse.de>
28144 PR tree-optimization/69994
28145 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
28147 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
28149 PR tree-optimization/69956
28150 * tree-vect-stmts.c (supportable_widening_operation): Support
28151 multi-step conversion of boolean vectors.
28152 (supportable_narrowing_operation): Likewise.
28154 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28156 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
28159 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28161 * config/s390/subst.md (DSI_VI): New mode iterator.
28162 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
28163 * config/s390/vector.md ("vec_set<mode>"): Move expander before
28164 the insn definition.
28165 ("*vec_set<mode>"): Change predicate and add alternative to
28166 support only either register or const_int operands as element
28168 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
28170 ("vec_extract<mode>"): New expander.
28171 ("*vec_extract<mode>"): New insn definition supporting reg and
28172 const_int element selectors.
28173 ("*vec_extract<mode>_plus"): New insn definition supporting
28174 reg+const_int element selectors.
28175 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
28176 following expander+insn definition.
28177 ("<vec_shifts_name><mode>3"): New expander.
28178 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
28180 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28182 * config/s390/s390.md ("*tabort_1"): Change predicate to
28183 nonmemory_operand. Add a second alternative to cover
28184 register as well as const int operands.
28185 ("*tabort_1_plus"): New pattern definition.
28187 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28189 * config/s390/s390.md ("*ashrdi3_cc_31")
28190 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
28191 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
28192 Merge insn definitions into ...
28193 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28194 New pattern definition.
28195 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
28196 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
28197 ("*ashr<mode>3_and"): Merge insn definitions into ...
28198 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28199 New pattern definition.
28200 * config/s390/subst.md ("addr_style_op_cc_subst")
28201 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
28202 substitutions patterns plus attributes.
28203 Add ashiftrt to SUBST iterator.
28205 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28207 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
28208 op2 to nonmemory_operand.
28209 ("*<shift>di3_31", "*<shift>di3_31_and"):
28210 Merge into single pattern definition ...
28211 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
28212 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
28213 pattern definition ...
28214 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
28215 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
28218 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28220 * config/s390/predicates.md (const_int_6bitset_operand): New
28222 * config/s390/s390.md: Include subst.md.
28223 ("rotl<mode>3"): New expander.
28224 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
28226 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
28227 * config/s390/subst.md: New file.
28229 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28231 * config/s390/s390.md ("op_type", "atype", "length" attributes):
28232 Remove RRR type. It doesn't really exist.
28233 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
28235 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
28236 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
28237 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
28238 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
28239 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
28240 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
28241 `enabled' attribute.
28243 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28245 * gensupport.c (process_substs_on_one_elem): Split loop to
28246 complete mark_operands_used_in_match_dup on all expressions in the
28248 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28249 and remove function.
28251 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28254 * config/sparc/sparc.c (NWORDS_UP): Rename to...
28255 (CEIL_NWORDS): ...this. Use CEIL macro.
28256 (compute_fp_layout): Adjust to above renaming.
28257 (function_arg_union_value): Likewise.
28258 (sparc_arg_partial_bytes): Likewise.
28259 (sparc_function_arg_advance): Likewise.
28261 2016-02-29 Jeff Law <law@redhat.com>
28263 PR tree-optimization/70005
28264 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
28265 where an object with a boolean range is compared against a value
28268 PR tree-optimization/69999
28269 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
28270 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
28273 2016-02-29 Richard Biener <rguenther@suse.de>
28275 PR tree-optimization/69994
28276 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
28277 (get_unary_op): Look through nop conversions.
28278 (ops_equal_values_p): New function, look for equality diregarding
28280 (eliminate_plus_minus_pair): Use ops_equal_values_p
28281 (repropagate_negates): Do not use get_unary_op here.
28283 2016-02-29 Martin Liska <mliska@suse.cz>
28285 * system.h: Poison ENABLE_CHECKING macro.
28287 2016-02-29 Martin Liska <mliska@suse.cz>
28289 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
28290 is presented in dump flags.
28291 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
28292 (hsa_regalloc): Likewise.
28294 2016-02-19 Richard Biener <rguenther@suse.de>
28296 PR tree-optimization/69980
28297 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
28298 permutation of those we need to keep.
28300 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28303 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
28304 (NWORDS_UP): ...this
28305 (init_cumulative_args): Minor tweaks.
28306 (sparc_promote_function_mode): Likewise.
28307 (scan_record_type): Delete.
28308 (traverse_record_type): New function template.
28309 (classify_data_t): New structure type.
28310 (classify_registers): New inline function.
28311 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
28312 exhausted. Instantiate traverse_record_type on classify_registers and
28313 deal with the case of a structure passed in slot #15 with no FP field
28315 (assign_data_t): New structure type.
28316 (compute_int_layout): New static function.
28317 (compute_fp_layout): Likewise.
28318 (count_registers): New inline function.
28319 (assign_int_registers): New static function.
28320 (assign_fp_registers): Likewise.
28321 (assign_registers): New inline function.
28322 (function_arg_record_value_1): Delete.
28323 (function_arg_record_value_2): Likewise.
28324 (function_arg_record_value_3): Likewise.
28325 (function_arg_record_value): Adjust to above changes. Instantiate
28326 traverse_record_type on count_registers to first count the number of
28327 registers to be used and then on assign_registers to assign them.
28328 (function_arg_union_value): Adjust to above renaming.
28329 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
28330 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
28331 case of a structure passed in slot #15
28332 (sparc_function_arg_advance): Likewise.
28333 (function_arg_padding): Minor tweak.
28335 2016-02-29 Richard Biener <rguenther@suse.de>
28337 PR tree-optimization/69720
28338 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
28339 the adjustment_def path for possibly vectorized defs.
28340 (vect_create_epilog_for_reduction): Handle vectorized initial
28343 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
28345 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
28347 2016-02-27 Jeff Law <law@redhat.com>
28350 2016-02-26 Richard Biener <rguenther@suse.de>
28351 Jeff Law <law@redhat.com>
28353 PR tree-optimization/69740
28354 * cfghooks.c (remove_edge): Request loop fixups if we delete
28355 an edge that might turn an irreducible loop into a natural
28358 2016-02-27 Jakub Jelinek <jakub@redhat.com>
28360 PR rtl-optimization/69896
28361 * tree-vect-generic.c (get_compute_type): Avoid single element
28364 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
28366 Rename the AArch64 tuning option and related functions to enable the
28367 Newton series for the reciprocal square root to reflect its
28368 approximative characteristic.
28370 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
28371 function to "aarch64_emit_approx_rsqrt".
28372 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
28373 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
28374 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
28375 (xgene1_tunings): Likewise.
28376 (use_rsqrt_p): Likewise.
28377 (aarch64_emit_swrsqrt): Use new function name.
28378 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
28379 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
28380 text explaining this option.
28381 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
28383 2016-02-26 Jakub Jelinek <jakub@redhat.com>
28386 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
28387 complain about -mallow-movmisalign without -mvsx if
28388 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
28390 2016-02-26 Joel Sherrill <joel@rtems.org>
28392 * config.gcc: Add x86_64-*-rtems*.
28393 * config/i386/rtems-64.h: New file.
28395 2016-02-26 Joel Sherrill <joel@rtems.org>
28397 * config.gcc: Add aarch64-*-rtems*.
28398 * config/aarch64/rtems.h: New file.
28400 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
28403 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
28404 shift amount using %h. Add comment.
28406 2016-02-26 Richard Biener <rguenther@suse.de>
28407 Jeff Law <law@redhat.com>
28409 PR tree-optimization/69740
28410 * cfghooks.c (remove_edge): Request loop fixups if we delete
28411 an edge that might turn an irreducible loop into a natural
28414 2016-02-26 Martin Jambor <mjambor@suse.cz>
28416 PR middle-end/69920
28417 * tree-sra.c (sra_modify_assign): Do not remove loads of
28418 uninitialized aggregates to SSA_NAMEs.
28420 2016-02-26 Richard Henderson <rth@redhat.com>
28423 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
28424 pseudo in case the target rtx matches the source of the left
28427 2016-02-26 Martin Jambor <mjambor@suse.cz>
28430 * hsa.h (hsa_type_packed_p): Declare.
28431 * hsa.c (hsa_type_packed_p): New function.
28432 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
28434 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
28435 * hsa-brig.c (emit_basic_insn): Likewise.
28437 2016-02-26 Martin Jambor <mjambor@suse.cz>
28440 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
28442 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
28444 2016-02-26 Martin Jambor <mjambor@suse.cz>
28446 * hsa.h (is_a_helper): New overload for hsa_op_immed for
28447 hsa_op_with_type operands.
28448 (hsa_unsigned_type_for_type): Declare.
28449 * hsa.c (hsa_unsigned_type_for_type): New function.
28450 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
28451 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
28452 the finalizer. Do not emit extra move.
28454 2016-02-26 Martin Jambor <mjambor@suse.cz>
28456 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
28457 atomic operations in private segment.
28459 2016-02-26 Martin Jambor <mjambor@suse.cz>
28461 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
28462 statements to wi->info. Also disallow omp simd constructs.
28463 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
28464 for not gridifying. Dump special string for omp_for.
28466 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28469 * config/aarch64/aarch64.c (aarch64_set_current_function):
28470 Save/restore target globals when switching to
28471 target_option_default_node.
28473 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28476 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
28477 Return 0 if !SHIFT_COUNT_TRUNCATED.
28479 2016-02-26 Jakub Jelinek <jakub@redhat.com>
28480 Eric Botcazou <ebotcazou@adacore.com>
28482 PR rtl-optimization/69891
28483 * dse.c (scan_insn): If we can't figure out memset arguments
28484 or they are non-constant, call clear_rhs_from_active_local_stores.
28486 2016-02-26 Martin Liska <mliska@suse.cz>
28488 * doc/extend.texi: Mention clog10, clog10f an clog10l
28489 in Builtins section.
28491 2016-02-26 Martin Liska <mliska@suse.cz>
28493 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
28495 (resolve_args_picking_1): Likewise.
28496 * dwarf2out.h (struct GTY): Likewise.
28498 2016-02-26 Martin Liska <mliska@suse.cz>
28500 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
28501 with flag_checking.
28502 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
28504 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
28505 Martin Liska <mliska@suse.cz>
28507 * doc/install.texi: Mention --enable-valgrind-annotations.
28509 2016-02-26 Richard Biener <rguenther@suse.de>
28511 PR tree-optimization/69551
28512 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
28513 looking through aliases adjust DECL_PT_UID to refer to the
28514 ultimate alias target.
28516 2016-02-25 Martin Liska <mliska@suse.cz>
28518 PR middle-end/69919
28519 * alloc-pool.c (after_memory_report): New variable.
28520 * alloc-pool.h (base_pool_allocator ::release): Do not use
28521 the infrastructure if after_memory_report.
28522 * toplev.c (toplev::main): Mark after memory report.
28524 2016-02-25 Richard Biener <rguenther@suse.de>
28526 PR tree-optimization/48795
28527 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
28529 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
28532 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
28533 offloading is enabled and -fopenacc or -fopenmp is specified.
28534 (CRTOFFLOADEND): Likewise.
28535 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
28536 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
28537 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
28538 (offload_objects_file_name): New static var.
28539 (tool_cleanup): Remove offload_objects_file_name file.
28540 (find_offloadbeginend): Replace with ...
28541 (find_crtoffloadtable): ... this.
28542 (run_gcc): Remove offload_argc and offload_argv.
28543 Get offload_objects_file_name from -foffload-objects=... option.
28544 Read names of object files with offload from this file, pass them to
28545 compile_images_for_offload_targets. Don't call find_offloadbeginend and
28546 don't pass offloadbegin and offloadend to the linker. Don't pass
28547 offload non-LTO files to the linker, because now they're not claimed.
28549 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
28552 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28553 on builtin_unreachable.
28555 2016-02-25 Jakub Jelinek <jakub@redhat.com>
28557 PR rtl-optimization/69896
28558 * regcprop.c: Include cfgrtl.h.
28559 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
28560 than remembered mode, either delete it (if noop_move_p), or
28561 treat like copy_p but not noop_p instruction.
28563 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28566 * dwarf2out.c (gen_variable_die): Work around buggy LTO
28567 - allow NULL decl for Fortran DW_TAG_common_block variables.
28569 2016-02-24 Jason Merrill <jason@redhat.com>
28571 * common.opt (flifetime-dse): Add -flifetime-dse=1.
28573 2016-02-24 Richard Biener <rguenther@suse.de>
28574 Jakub Jelinek <jakub@redhat.com>
28576 PR middle-end/69760
28577 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
28578 conditionally executed ops to well-defined overflow behavior.
28580 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28582 PR middle-end/69915
28583 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
28586 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28588 PR rtl-optimization/69886
28589 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
28590 argument. Use it when checking validity of set instructions.
28591 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
28592 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
28594 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
28595 * store-motion.c (find_moveable_store): Update
28596 can_assign_to_reg_without_clobbers_p callsite.
28598 2016-02-24 Richard Biener <rguenther@suse.de>
28600 PR middle-end/68963
28601 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
28603 (record_nonwrapping_iv): Do not fall back to the low/high bound
28604 for non-constant IV bases if the stmt is not always executed.
28606 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28608 * config/arm/arm-cores.def (cortex-a32): New entry.
28609 * config/arm/arm-tables.opt: Regenerate.
28610 * config/arm/arm-tune.md: Regenerate.
28611 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
28612 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
28613 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
28614 for -mcpu and -mtune.
28616 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28619 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
28620 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
28621 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
28622 (atomic_loaddi_1): Delete.
28623 (atomic_loaddi): Rewrite expander using the above changes.
28625 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28628 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
28631 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28632 Richard Biener <rguenth@suse.de>
28634 PR middle-end/69909
28635 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
28636 set_mem_attributes if tem is SSA_NAME which got expanded
28639 2016-02-24 Richard Biener <rguenther@suse.de>
28641 PR tree-optimization/69907
28642 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
28643 end of permutations for BB vectorization.
28645 2016-02-24 Christian Bruel <christian.bruel@st.com>
28647 * config/arm/arm-c.c (arm_option_override): Initialize
28648 target_option_current_node.
28649 * config/arm/arm.c (arm_pragma_target_parse): Replace
28650 build_target_option_node call by target_option_current_node.
28651 Set target_option_current_node.
28654 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
28657 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
28658 define_insn_and_split to define_insn.
28659 (zero_extendqi<mode>2_dot2): Same.
28660 (extendqi<mode>2_dot): Same.
28661 (extendqi<mode>2_dot2): Same.
28663 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
28665 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
28666 and add bypass for AES{D,E} and AESMC pairs.
28667 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
28670 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
28672 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
28673 series for reciprocal square root in Exynos M1.
28675 2016-02-23 Martin Sebor <msebor@redhat.com>
28678 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
28679 __builtin_alloca_with_align.
28681 2016-02-23 Richard Henderson <rth@redhat.com>
28683 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
28684 (ix86_register_pragmas): Remove __seg_tls.
28685 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
28686 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
28687 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
28688 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
28689 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
28690 * doc/extend.texi (__seg_tls): Remove item.
28692 2016-02-23 Richard Biener <rguenther@suse.de>
28694 * alloc-pool.h (struct allocation_object): Make id member
28695 conditional on CHECKING_P again.
28696 (get_instance): Adjust.
28697 (base_pool_allocator): Likewise.
28699 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
28701 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
28702 (parallelize_loops): In OpenACC kernels mode, set n_threads to
28704 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
28706 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
28708 2016-02-23 Richard Biener <rguenther@suse.de>
28710 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
28711 * bitmap.h (struct bitmap_usage): Likewise.
28712 (bitmap_move): Declare.
28713 * bitmap.c (register_overhead): Take size_t argument.
28714 (bitmap_move): New function.
28715 * df-problems.c (df_rd_transfer_function): Use bitmap_move
28716 to properly account overhead.
28717 * tree.c (free_node): Use tree_size.
28719 2016-02-23 Jakub Jelinek <jakub@redhat.com>
28722 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
28723 when inverting comparison.
28726 * common.opt (Wunreachable-code): Add Warning flag.
28728 2016-02-23 Mark Wielaard <mjw@redhat.com>
28729 Jakub Jelinek <jakub@redhat.com>
28732 * cgraphunit.c (check_global_declaration): Check main_input_filename
28733 and DECL_SOURCE_FILE are not NULL.
28735 2016-02-23 Martin Jambor <mjambor@suse.cz>
28737 PR tree-optimization/69666
28738 * tree-sra.c (sra_modify_assign): Do not attempt to create
28739 default_def replacements for unscalarizable regions.
28741 2016-02-20 Mark Wielaard <mjw@redhat.com>
28744 * cgraphunit.c (check_global_declaration): Check level of
28745 warn_unused_const_variable and main_input_filename.
28746 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
28747 (-Wunused-variable): For C implies -Wunused-const-variable=1.
28748 (-Wunused-const-variable): Explain levels 1 and 2.
28750 2016-02-22 Jakub Jelinek <jakub@redhat.com>
28753 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
28754 identical arguments. Formatting and spelling fixes.
28757 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
28762 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
28763 and m68k-devices.def.
28764 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
28765 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
28767 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
28769 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
28770 and HImode registers.
28772 2016-02-22 Richard Biener <rguenther@suse.de>
28774 PR tree-optimization/69882
28775 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
28776 preserve permutations present because of gaps.
28777 (vect_supported_load_permutation_p): Always continue checking
28778 permutations after vect_attempt_slp_rearrange_stmts.
28780 2016-02-22 Bin Cheng <bin.cheng@arm.com>
28782 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
28783 min_profitable_estimate, rather than min_profitable_iters.
28785 2016-02-22 Jakub Jelinek <jakub@redhat.com>
28788 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
28789 SImode for last match_operand.
28791 2016-02-22 Martin Liska <mliska@suse.cz>
28793 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
28794 return bitsize - 1 as the return value.
28796 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
28800 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
28801 Handle negative shift counts.
28802 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
28803 force_reg on the shift constant.
28804 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
28805 (lshrsi3_d): Handle negative shift counts.
28807 2016-02-22 Richard Biener <rguenther@suse.de>
28808 Tom de Vries <tom@codesourcery.com>
28810 * graph.c: Include dumpfile.h.
28811 (print_graph_cfg): Split into three overloads.
28812 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
28814 2016-02-22 Tom de Vries <tom@codesourcery.com>
28816 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
28819 2016-02-22 Richard Biener <rguenther@suse.de>
28822 * ipa-inline-transform.c (inline_call): When not updating
28823 overall summaries adjust self size by the growth estimate.
28824 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
28825 hash-set, do not update overall summaries here. Renamed from ...
28826 (inline_to_all_callers): ... this which is now wrapping the
28827 above and performing delayed overall summary update.
28828 (early_inline_small_functions): Delay updating of the overall
28831 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
28833 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
28836 2016-02-19 Jakub Jelinek <jakub@redhat.com>
28839 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
28840 :%* in %:gt() argument.
28841 (greater_than_spec_func): Adjust for expecting only numbers,
28842 if there are more than two numbers, compare the last two.
28844 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
28846 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
28847 -Wnarrowing with -std.
28849 2016-02-19 Jakub Jelinek <jakub@redhat.com>
28852 * expr.c (store_field): Don't use bit-field path if exp is
28853 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
28854 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
28855 and the assignment can be performed by bitwise copy. Formatting
28858 PR middle-end/69838
28859 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
28860 call copy_reg_eh_region_note_forward on before and/or after sequences
28861 and remove note from insn if it no longer can throw.
28864 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
28865 if TARGET_AVX512BW.
28867 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28869 * config/s390/vector.md: Add missing commutative operand markers
28870 to the patterns which qualify for one.
28871 * config/s390/vx-builtins.md: Likewise.
28873 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28875 * config/s390/vector.md (VI, VI_QHS): Add single element vector
28876 types to mode iterators.
28877 (vec_double): ... and mode attribute.
28878 * config/s390/vx-builtins.md (non_vec_int): Likewise.
28880 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28882 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
28883 Change the predicate of op2 from nonimmediate to general and let
28884 reload fix it if necessary.
28886 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28888 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
28890 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28892 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
28895 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28897 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
28898 * config/s390/s390.c (s390_expand_vec_movstr): New function.
28899 * config/s390/s390.md ("movstr<P:mode>"): Call
28900 s390_expand_vec_movstr.
28902 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28904 * config/s390/s390.md: Add missing output modifier for operand 1
28905 to print it as address properly.
28907 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28909 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
28910 * config/s390/2964.md: New file.
28911 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
28912 of insn grouping attributes depending on the CPU level.
28913 (s390_get_unit_mask): New function.
28914 (s390_sched_score): Remove the OOO from the scheduling macros.
28915 Add loop to calculate a score for the instruction mix.
28916 (s390_sched_reorder): Likewise plus improve debug output.
28917 (s390_sched_variable_issue): Rename macros as above. Calculate
28918 the unit distances after actually scheduling an insn. Improve
28920 (s390_sched_init): Clear last_scheduled_unit_distance array.
28921 * config/s390/s390.md: Include 2964.md.
28923 2016-02-18 Jakub Jelinek <jakub@redhat.com>
28926 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
28927 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
28928 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
28929 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
28930 *avx512f_<code>v8div16qi2_mask_1): New insns.
28932 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
28935 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
28938 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
28939 earlyclobber from target. Use wF constraint for fused memory
28941 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
28943 2016-02-18 Jakub Jelinek <jakub@redhat.com>
28944 Martin Liska <mliska@suse.cz>
28947 * cfgexpand.c (asan_sanitize_stack_p): New function.
28948 (partition_stack_vars): Use the function.
28949 (expand_stack_vars): Likewise.
28950 (defer_stack_allocation): Likewise.
28951 (expand_used_vars): Likewise.
28953 2016-02-18 Richard Biener <rguenther@suse.de>
28955 PR middle-end/69553
28956 * fold-const.c (operand_equal_p): Properly compare offsets for
28957 IMAGPART_EXPR and ARRAY_REF.
28959 2016-02-18 Nick Clifton <nickc@redhat.com>
28963 * config/arm/arm.c (arm_option_override_internal): Disable
28964 interworking if the target does not support thumb instructions.
28965 (arm_reload_in_hi): Handle the case where a register to register
28966 move needs reloading because there is no simple pattern to handle
28968 (arm_reload_out_hi): Likewise.
28970 2016-02-18 Richard Biener <rguenther@suse.de>
28972 PR middle-end/69854
28973 * match.pd: Don't use fold_binary or fold_unary for folding
28976 2016-02-17 Jakub Jelinek <jakub@redhat.com>
28979 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
28980 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
28981 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
28982 warn on gimple_no_warning_p statements.
28984 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
28986 * doc/extend.texi (C++ Attributes): Correct description of
28987 warn_unused type attribute.
28989 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28991 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
28992 correct instruction.
28994 2016-02-17 Richard Biener <rguenther@suse.de>
28996 PR rtl-optimization/69609
28997 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
28998 (find_traces_1_round): When ending a trace update cached priority
29000 (bb_to_key): Use cached priority when available.
29001 (copy_bb): Initialize cached priority.
29002 (reorder_basic_blocks_software_trace_cache): Likewise.
29004 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29007 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
29009 (aarch64_comparison_operator): Break overly long line into two.
29010 (aarch64_comparison_operation): Likewise.
29011 * config/aarch64/aarch64.md (cstorecc4): Use
29012 aarch64_comparison_operator_mode instead of
29013 aarch64_comparison_operator.
29014 (cstore<mode>4): Likewise.
29015 (aarch64_cstore<mode>): Likewise.
29016 (*cstoresi_insn_uxtw): Likewise.
29017 (cstore<mode>_neg): Likewise.
29018 (*cstoresi_neg_uxtw): Likewise.
29020 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29023 * config/arm/predicates.md (arm_comparison_operator_mode):
29025 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
29026 instead of arm_comparison_operator.
29027 (*mov_negscc): Likewise.
29028 (*mov_notscc): Likewise.
29029 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
29030 (*thumb2_mov_negscc): Likewise.
29031 (*thumb2_mov_negscc_strict_it): Likewise.
29032 (*thumb2_mov_notscc): Likewise.
29033 (*thumb2_mov_notscc_strict_it): Likewise.
29035 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
29037 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
29038 Add missing return.
29040 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
29042 * config/visium/visium.c (machine_libfunc_index): New enum.
29043 (machine_libfuncs): New structure.
29044 (visium_libfuncs): New static variable.
29045 (TARGET_INIT_LIBFUNCS): Define to...
29046 (visium_init_libfuncs): ...this. New function.
29047 (expand_block_move_4): Use the appropriate libfunc.
29048 (expand_block_move_2): Likewise.
29049 (expand_block_move_1): Likewise.
29050 (expand_block_set_4): Likewise.
29051 (expand_block_set_2): Likewise.
29052 (expand_block_set_1): Likewise.
29053 (visium_trampoline_init): Likewise.
29055 2016-02-17 Nick Clifton <nickc@redhat.com>
29057 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
29058 TI's devices.csv file as of March 2016.
29060 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
29063 * opts-global.c (handle_common_deferred_options): Introduce and
29064 initialize two global variables to remember command-line options
29065 specifying a stack-limiting register.
29066 * opts.h: Add extern declarations of the two new global variables.
29067 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
29068 variable based on the values of the two new global variables.
29070 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29073 * common.opt (Wnonnull-compare): New warning.
29074 * doc/invoke.texi (-Wnonnull): Remove text about comparison
29075 of arguments against NULL.
29076 (-Wnonnull-compare): Document.
29077 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
29078 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
29079 * passes.def (pass_warn_nonnull_compare): Add.
29080 * gimple-ssa-nonnull-compare.c: New file.
29082 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29084 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
29085 AARCH64_EXTRA_TUNE_RECIP_SQRT.
29087 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29089 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
29090 reciprocal sqrt for -mlow-precision-recip-sqrt.
29092 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29093 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29095 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
29096 always use lane loads to construct non-constant vectors.
29098 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29100 * config/aarch64/aarch64.md
29101 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
29102 constraints for operand 3.
29103 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
29105 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29106 Richard Biener <rguenther@suse.de>
29108 PR tree-optimization/69820
29109 * tree-vect-patterns.c (type_conversion_p): Return false if
29110 *orig_type is unsigned single precision or boolean.
29111 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
29114 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29116 PR rtl-optimization/69764
29117 PR rtl-optimization/69771
29118 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
29119 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
29121 2016-02-16 Richard Biener <rguenther@suse.de>
29123 PR tree-optimization/69776
29124 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
29126 (indirect_refs_may_alias_p): Likewise.
29127 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
29128 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
29129 according to tbaa_p.
29130 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
29131 (optimize_stmt): For redundant store discovery do not allow tbaa.
29133 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
29135 PR tree-optimization/69714
29136 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
29137 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
29139 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
29141 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
29142 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
29143 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
29144 * config/arc/arc.c (arc_init): Check FPU options.
29145 (get_arc_condition_code): Handle new CC_FPU* modes.
29146 (arc_select_cc_mode): Likewise.
29147 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
29148 register pair only. Allow access for ARCv2 accumulator.
29149 (gen_compare_reg): Whenever we have FPU support use FPU compare
29151 (arc_reorg): Don't generate brcc insns when FPU compare
29152 instructions are involved.
29153 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
29154 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
29155 floating point emulation.
29156 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
29157 (REVERSE_CONDITION): Add new CC_FPU* modes.
29158 (TARGET_FP_SP_BASE): Define.
29159 (TARGET_FP_DP_BASE): Likewise.
29160 (TARGET_FP_SP_FUSED): Likewise.
29161 (TARGET_FP_DP_FUSED): Likewise.
29162 (TARGET_FP_SP_CONV): Likewise.
29163 (TARGET_FP_DP_CONV): Likewise.
29164 (TARGET_FP_SP_SQRT): Likewise.
29165 (TARGET_FP_DP_SQRT): Likewise.
29166 (TARGET_FP_DP_AX): Likewise.
29167 * config/arc/arc.md (ARCV2_ACC): New constant.
29168 (type): New fpu type attribute.
29169 (SDF): Conditional iterator.
29170 (cstore<mode>, cbranch<mode>): Change expand condition.
29171 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
29172 handles FPU/FPX cases as well.
29173 * config/arc/arc.opt (mfpu): New option.
29174 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
29176 (adddf3, muldf3, subdf3): Removed.
29177 * config/arc/predicates.md (proper_comparison_operator): Recognize
29179 * config/arc/fpu.md: New file.
29180 * doc/invoke.texi (ARC Options): Document mfpu option.
29182 2016-02-16 Richard Biener <rguenther@suse.de>
29184 PR rtl-optimization/69291
29185 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
29186 noce_operand_ok check.
29188 2016-02-16 Tom de Vries <tom@codesourcery.com>
29191 * omp-low.c (simd_clone_create): Remove call to
29192 symtab->call_cgraph_insertion_hooks.
29194 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29196 PR tree-optimization/69802
29197 * tree-ssa-reassoc.c (update_range_test): If op is
29198 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
29199 op == 1 test of precision 1 integral op, otherwise handle
29200 that case as op itself. Fix up formatting.
29201 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
29204 2016-02-16 Richard Biener <rguenther@suse.de>
29206 PR tree-optimization/69586
29207 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
29208 types for conversion sources.
29210 2016-02-16 Richard Biener <rguenther@suse.de>
29212 PR middle-end/69801
29213 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
29214 mask OEP_ADDRESS_OF.
29216 2016-02-16 Alan Modra <amodra@gmail.com>
29219 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
29220 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
29221 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
29223 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
29224 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
29225 (p8_fmrgow_<mode>): Likewise.
29226 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
29228 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
29229 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
29230 to use movdi_internal64. Remove op0_di.
29231 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
29233 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
29235 Add support for the FCCMP insn types
29237 * config/aarch64/aarch64.md (fccmp): Change insn type.
29238 (fccmpe): Likewise.
29239 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
29240 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
29241 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
29242 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
29243 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
29244 * config/arm/types.md (fccmps): Add new insn type.
29245 (fccmpd): Likewise.
29247 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
29249 * alias.c (get_alias_set): Fix a typo in comment.
29251 2016-02-15 Richard Biener <rguenther@suse.de>
29253 PR tree-optimization/69595
29254 * match.pd: Complete range test simplification to true.
29256 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
29258 PR rtl-optimization/69648
29259 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
29260 pic_offset_table_rtx.
29262 PR rtl-optimization/69752
29263 * ira.c (update_equiv_regs): When looking for more than a single SET,
29264 also take other side effects into account.
29266 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29268 * config/s390/s390.c (s390_function_profiler): Add a new sequence
29269 for z900+ CPUs in 31-bit mode.
29271 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29273 * common/config/s390/s390-common.c (s390_supports_split_stack):
29275 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
29276 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
29277 * config/s390/s390.c (struct machine_function): New field
29278 split_stack_varargs_pointer.
29279 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
29280 in s390_emit_prologue.
29281 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
29283 (morestack_ref): New global.
29284 (SPLIT_STACK_AVAILABLE): New macro.
29285 (s390_expand_split_stack_prologue): New function.
29286 (s390_live_on_entry): New function.
29287 (s390_va_start): Use split-stack vararg pointer if appropriate.
29288 (s390_asm_file_end): Emit the split-stack note sections.
29289 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
29290 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
29291 (UNSPECV_SPLIT_STACK_CALL): New unspec.
29292 (UNSPECV_SPLIT_STACK_DATA): New unspec.
29293 (split_stack_prologue): New expand.
29294 (split_stack_space_check): New expand.
29295 (split_stack_data): New insn.
29296 (split_stack_call): New expand.
29297 (split_stack_call_*): New insn.
29298 (split_stack_cond_call): New expand.
29299 (split_stack_cond_call_*): New insn.
29301 2016-02-15 Richard Biener <rguenther@suse.de>
29303 PR tree-optimization/69783
29304 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29305 Add trivially correct cases.
29307 2016-02-15 Tom de Vries <tom@codesourcery.com>
29310 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
29312 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
29314 2016-02-15 Richard Biener <rguenther@suse.de>
29316 PR tree-optimization/69776
29317 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
29318 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
29319 indicate whether we can use TBAA to disambiguate against stores.
29320 Use alias-set zero if not.
29321 (visit_reference_op_store): Do not use TBAA when looking up
29323 * tree-ssa-pre.c (compute_avail): Use TBAA here.
29324 (eliminate_dom_walker::before_dom_children): But not when looking
29325 up redundant stores.
29327 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
29329 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
29331 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29333 * config/i386/znver1.md
29334 (znver1_pop, znver1_pop_mem,
29335 znver1_load_imov_double_store,
29336 znver1_load_imov_direct_store,
29337 znver1_load_imov_direct_load,
29338 znver1_load_imov_double_load): Add new.
29339 (znver1_insn, znver1_insn_load): Add icmov type.
29340 (znver1_sseavx_fma,
29341 znver1_sseavx_fma_load,
29343 znver1_avx256_fma_load): Fix pipe usage.
29345 2016-02-14 Alan Modra <amodra@gmail.com>
29348 * reload.c (find_reloads_address_1): For pre/post-inc/dec
29349 with an invalid hard reg, reload just the reg not the entire
29350 pre/post-inc/dec address expression.
29352 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
29355 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
29356 fixed R1_REG scratch reg.
29357 (sibcall_value_pcrel_fdpic): Likewise.
29359 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
29363 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
29365 2016-02-12 Walter Lee <walt@tilera.com>
29367 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
29368 * config/tilegx/t-tilegx: Likewise.
29370 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29373 * diagnostic-show-locus.c (struct line_span): New struct.
29374 (layout::get_first_line): Delete.
29375 (layout::get_last_line): Delete.
29376 (layout::get_num_line_spans): New member function.
29377 (layout::get_line_span): Likewise.
29378 (layout::print_heading_for_line_span_index_p): Likewise.
29379 (layout::get_expanded_location): Likewise.
29380 (layout::calculate_line_spans): Likewise.
29381 (layout::m_first_line): Delete.
29382 (layout::m_last_line): Delete.
29383 (layout::m_line_spans): New field.
29384 (layout::layout): Update comment. Replace m_first_line and
29385 m_last_line with m_line_spans, replacing their initialization
29386 with a call to calculate_line_spans.
29387 (diagnostic_show_locus): When printing source lines and
29388 annotations, rather than looping over a single span
29389 of lines, instead loop over each line_span within
29390 the layout, with an inner loop over the lines within them.
29391 Call the context's start_span callback when changing line spans.
29392 * diagnostic.c (diagnostic_initialize): Initialize start_span.
29393 (diagnostic_build_prefix): Break out the building of the location
29394 part of the string into...
29395 (diagnostic_get_location_text): ...this new function, rewriting
29396 it from nested ternary expressions to a sequence of "if"
29398 (default_diagnostic_start_span_fn): New function.
29399 * diagnostic.h (diagnostic_start_span_fn): New typedef.
29400 (diagnostic_context::start_span): New field.
29401 (default_diagnostic_start_span_fn): New prototype.
29403 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29406 * gcc.c (driver::finalize): Fix cleanup of "specs".
29408 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29412 * gcc.c (driver::driver): Initialize m_option_suggestions.
29413 (driver::~driver): Clean up m_option_suggestions.
29414 (suggest_option): Convert to...
29415 (driver::suggest_option): ...this, and split out into
29416 driver::build_option_suggestions and find_closest_string.
29417 (driver::build_option_suggestions): New function, from
29418 first half of suggest_option. Special-case
29419 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
29420 the sanitizer_opts array. For options of enum types, add the
29421 various enum values to the candidate strings.
29422 (driver::handle_unrecognized_options): Remove "const".
29423 * gcc.h (driver::handle_unrecognized_options): Likewise.
29424 (driver::build_option_suggestions): New decl.
29425 (driver::suggest_option): New decl.
29426 (driver::m_option_suggestions): New field.
29427 * opts-common.c (add_misspelling_candidates): New function.
29428 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
29429 and make non-static.
29430 * opts.h (sanitizer_opts): New array decl.
29431 (add_misspelling_candidates): New function decl.
29432 * spellcheck.c (find_closest_string): New function.
29433 * spellcheck.h (find_closest_string): New function decl.
29435 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29437 PR rtl-optimization/69764
29438 PR rtl-optimization/69771
29439 * optabs.c (expand_binop_directly): For shift_optab_p, force
29440 convert_modes with VOIDmode if xop1 has VOIDmode.
29442 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
29445 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
29446 to correctly determine instrumentation thunks.
29448 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29451 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
29452 type by reference, force lhs on the call.
29455 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
29456 Compute retval and retbnd early in all cases if split_part_return_p
29457 and return_bb is not EXIT. Remove all clobber stmts and reset
29458 all debug stmts that refer to SSA_NAMEs defined in split part,
29459 except if it is retval, in that case replace the old retval with the
29460 lhs of the call to the split part.
29462 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29465 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29467 PR middle-end/66726
29468 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
29469 whose result is used in PHI.
29470 (maybe_optimize_range_tests): Likewise.
29471 (final_range_test_p): Likweise.
29473 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29475 PR middle-end/66726
29476 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
29477 whose result is used in PHI.
29478 (maybe_optimize_range_tests): Likewise.
29479 (final_range_test_p): Likweise.
29481 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29483 * cgraph.c: Spelling fixes - behaviour -> behavior and
29484 neighbour -> neighbor.
29485 * target.def: Likewise.
29486 * sel-sched.c: Likewise.
29487 * config/mips/mips.c: Likewise.
29488 * config/arc/arc.md: Likewise.
29489 * config/arm/cortex-a57.md: Likewise.
29490 * config/arm/arm.c: Likewise.
29491 * config/arm/neon.md: Likewise.
29492 * config/arm/arm-c.c: Likewise.
29493 * config/vms/vms-c.c: Likewise.
29494 * config/s390/s390.c: Likewise.
29495 * config/i386/znver1.md: Likewise.
29496 * config/i386/i386.c: Likewise.
29497 * config/ia64/hpux-unix2003.h: Likewise.
29498 * config/msp430/msp430.md: Likewise.
29499 * config/rx/rx.c: Likewise.
29500 * config/rx/rx.md: Likewise.
29501 * config/aarch64/aarch64-simd.md: Likewise.
29502 * config/aarch64/aarch64.c: Likewise.
29503 * config/nvptx/nvptx.c: Likewise.
29504 * config/bfin/bfin.c: Likewise.
29505 * config/cris/cris.opt: Likewise.
29506 * config/rs6000/rs6000.c: Likewise.
29507 * target.h: Likewise.
29508 * spellcheck.c: Likewise.
29509 * ira-build.c: Likewise.
29510 * tree-inline.c: Likewise.
29511 * builtins.c: Likewise.
29512 * lra-constraints.c: Likewise.
29513 * explow.c: Likewise.
29514 * hwint.h: Likewise.
29515 * targhooks.c: Likewise.
29516 * tree-vect-data-refs.c: Likewise.
29517 * expr.c: Likewise.
29518 * doc/tm.texi: Likewise.
29519 * doc/extend.texi: Likewise.
29520 * doc/install.texi: Likewise.
29521 * doc/md.texi: Likewise.
29522 * tree-ssa-tail-merge.c: Likewise.
29523 * sched-int.h: Likewise.
29524 * match.pd: Likewise.
29525 * sched-ebb.c: Likewise.
29526 * target.def (omit_struct_return_reg): Likewise.
29527 * gimple-ssa-isolate-paths.c: Likewise.
29528 (find_implicit_erroneous_behaviour): Renamed to...
29529 (find_implicit_erroneous_behavior): ... this.
29530 (find_explicit_erroneous_behaviour): Renamed to...
29531 (find_explicit_erroneous_behavior): ... this.
29532 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
29534 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
29536 PR rtl-optimization/64682
29537 PR rtl-optimization/69567
29538 PR rtl-optimization/69737
29539 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
29540 in I2 as well, just lose it.
29542 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29544 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
29546 (aarch64_last_printed_tune_string): Likewise.
29547 (aarch64_declare_function_name): Only output .arch assembler
29548 directive if it will be different from the previously output
29549 directive. Same for .tune comment but only if -dA is set.
29550 (aarch64_start_file): New function.
29551 (TARGET_ASM_FILE_START): Define.
29553 2016-02-11 David Malcolm <dmalcolm@redhat.com>
29556 * Makefile.in (PLUGIN_HEADERS): Add params.list.
29558 2016-02-11 Jakub Jelinek <jakub@redhat.com>
29561 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
29562 -Wmaybe-uninitialized warning.
29564 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
29567 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
29569 2016-02-11 Richard Biener <rguenther@suse.de>
29571 PR rtl-optimization/69291
29572 * ifcvt.c (noce_try_store_flag_constants): Do not allow
29573 subexpressions affected by changing the result.
29575 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
29578 * lra-constraints.c (curr_insn_transform): Find in/out operands
29579 for secondary memory moves. Update dups.
29581 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
29583 PR tree-optimization/69652
29584 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
29585 to nested loop, did source re-formatting, skip debug statements,
29586 add check on statement with volatile operand, remove dead scalar
29589 2016-02-10 Jakub Jelinek <jakub@redhat.com>
29590 Patrick Palka <ppalka@gcc.gnu.org>
29594 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
29595 calls if the return type is TREE_ADDRESSABLE.
29596 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
29597 * ipa-split.c (split_function): Fix doubled "we" in comment.
29598 Use void return type for the split part even if
29599 !split_point->split_part_set_retval.
29601 2016-02-10 Bin Cheng <bin.cheng@arm.com>
29603 PR tree-optimization/68021
29604 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
29605 when computing the value of biv cand by itself.
29607 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
29609 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
29610 (cortexa57_tunings): Likewise.
29611 (cortexa72_tunings): Likewise.
29612 (arch_macro_fusion_pair_p): Add support for AES fusion.
29613 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
29614 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
29615 Allow virtual registers before reload so early scheduling works.
29616 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
29617 correct latency and pipeline.
29618 (cortex_a57_crypto_complex): Likewise.
29619 (cortex_a57_crypto_xor): Likewise.
29620 (define_bypass): Add AES bypass.
29622 2016-02-10 Richard Biener <rguenther@suse.de>
29624 PR tree-optimization/69726
29625 * passes.def: Add DCE pass before late uninit.
29626 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
29627 really fixup if-conversions job.
29629 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
29631 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
29632 (arm_cortex_a57_tune): Likewise.
29633 (aarch_macro_fusion_pair_p): Add support for AES fusion.
29634 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
29636 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
29638 * timevar.def (TV_PHASE_DBGINFO): Delete.
29639 (TV_PHASE_CHECK_DBGINFO): Likewise.
29640 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
29642 2016-02-10 Richard Biener <rguenther@suse.de>
29644 PR tree-optimization/69719
29645 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29646 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
29648 2016-02-09 Andrew Pinski <apinski@cavium.com>
29651 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
29652 get_vcond_mask_icode returns false.
29654 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
29657 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
29658 an ADDIS that adds a pointer to a large constant that sets the
29659 upper16 bits with a load operation.
29661 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
29664 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
29666 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
29668 (vzipq_s16): Likewise.
29669 (vzipq_s32): Likewise.
29670 (vzipq_f32): Likewise.
29671 (vzipq_u8): Likewise.
29672 (vzipq_u16): Likewise.
29673 (vzipq_u32): Likewise.
29674 (vzipq_p8): Likewise.
29675 (vzipq_p16): Likewise.
29677 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
29680 * config/arm/arm.c (neon_endian_lane_map): New function.
29681 (neon_vector_pair_endian_lane_map): New function.
29682 (arm_evpc_neon_vuzp): Allow for big endian lane order.
29683 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
29685 (vuzpq_s16): Likewise.
29686 (vuzpq_s32): Likewise.
29687 (vuzpq_f32): Likewise.
29688 (vuzpq_u8): Likewise.
29689 (vuzpq_u16): Likewise.
29690 (vuzpq_u32): Likewise.
29691 (vuzpq_p8): Likewise.
29692 (vuzpq_p16): Likewise.
29694 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
29697 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
29700 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
29702 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
29703 truncate const_int operand 1 to QImode.
29705 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
29707 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
29708 corresponding to an abnormal edge.
29710 2016-02-09 Tom de Vries <tom@codesourcery.com>
29712 PR tree-optimization/69599
29713 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
29715 (find_func_aliases_for_builtin_call, find_func_clobbers)
29716 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
29719 2016-02-09 Richard Biener <rguenther@suse.de>
29721 PR tree-optimization/69715
29722 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
29723 LHS on calls as non-rewritable.
29725 2016-02-09 Tom de Vries <tom@codesourcery.com>
29728 * lto-wrapper.c (append_diag_options): New function.
29729 (compile_offload_image): Call append_diag_options.
29731 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
29734 * doc/extend.texi (Flag Output Operands): Correct sectioning.
29735 Minor copy-edit to fix verb tenses.
29737 2016-02-08 Jakub Jelinek <jakub@redhat.com>
29739 PR tree-optimization/69209
29740 * ipa-split.c (split_function): If split part is not
29741 returning retval, retval has gimple type but is not
29742 gimple value, force it into a SSA_NAME first.
29744 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
29746 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
29749 2016-02-08 Jason Merrill <jason@redhat.com>
29752 * convert.c (convert_to_integer_1): Check dofold on truncation
29754 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
29755 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
29756 Rename from *_nofold.
29757 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
29758 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
29760 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
29763 * tree.c (build_common_tree_nodes): Remove short_double argument.
29764 All callers changed.
29765 * tree.h (build_common_tree_nodes): Adjust declaration.
29766 * doc/invoke.texi (-fshort-double): Remove documentation.
29767 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
29768 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
29769 * lto-wrapper.c (merge_and_complain, append_compiler_options)
29770 (append_linker_options): Don't handle OPT_fshort_double.
29772 PR rtl-optimization/68730
29773 * lra-remat.c (insn_to_cand_activation): New static variable.
29774 (lra_remat): Allocate and free it.
29775 (create_cand): New arg activation. Initialize a field in
29776 insn_to_cand_activation if it is nonnull.
29777 (create_cands): Pass the activation insn to create_cand when making
29778 a candidate involving an output reload. Reorganize code a little.
29779 (do_remat): Keep track of active status of candidates in a separate
29782 2016-02-08 Richard Biener <rguenther@suse.de>
29784 PR tree-optimization/69719
29785 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29786 Properly use absolute of the difference of the two offsets to
29787 compare or adjust the segment length.
29789 2016-02-08 Richard Biener <rguenther@suse.de>
29790 Jeff Law <law@redhat.com>
29793 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
29794 types for anonymous SSA names.
29796 2016-02-08 Richard Biener <rguenther@suse.de>
29798 PR rtl-optimization/69274
29799 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
29801 2016-02-08 Jeff Law <law@redhat.com>
29803 PR tree-optimization/65917
29804 * tree-ssa-dom.c (record_temporary_equivalences): Record both
29805 equivalences from if (x == y) style conditionals.
29806 (loop_depth_of_name): Remove.
29807 (record_equality): Remove loop depth check.
29808 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
29809 (const_and_copies::record_const_or_copy_raw): New member function.
29810 * tree-ssa-scopedtables.c
29811 (const_and_copies::record_const_or_copy_raw): New, factored out of
29812 (const_and_copies::record_const_or_copy): Call new member function.
29814 2016-02-05 Jeff Law <law@redhat.com>
29816 PR tree-optimization/68541
29817 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
29818 (count_stmts_in_block): New function.
29819 (poor_ifcvt_candidate_code): Likewise.
29820 (is_feasible_trace): Add some heuristics to determine when path
29821 splitting is profitable.
29822 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
29823 is a diamond with a single exit.
29825 2016-02-05 Martin Sebor <msebor@redhat.com>
29828 * doc/invoke.texi: Update -Wplacement-new to take an optional
29831 2016-02-06 Richard Henderson <rth@redhat.com>
29834 * tree.c (tree_nop_conversion_p): Do not strip casts into or
29835 out of non-standard address spaces.
29837 2016-02-05 Jakub Jelinek <jakub@redhat.com>
29839 PR rtl-optimization/69691
29840 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
29842 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
29844 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
29845 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
29846 (*ieee128_mfvsrd_64bit): Likewise.
29847 (*ieee128_mfvsrd_32bit): Likewise.
29849 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
29853 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29855 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
29856 instrumented_version.
29858 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
29860 * doc/invoke.texi (Optimize Options): In table of --param options
29861 rename second occurrence of tracer-min-branch-ratio to
29862 tracer-min-branch-probability, rename
29863 tracer-min-branch-ratio-feedback to
29864 tracer-min-branch-probability-feedback and clarify description,
29865 rename sched-spec-state-edge-prob-cutoff to
29866 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
29867 to selsched-insns-to-rename, rename lto-minpartition to
29868 lto-min-partition, delete reorder-blocks-duplicate and
29869 reorder-blocks-duplicate-feedback.
29871 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29873 * config/s390/s390.c (s390_register_info_set_ranges): Remove
29876 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
29878 * doc/extend.texi: S/390: Correct some typos.
29880 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29882 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
29884 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29887 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
29888 (s390_register_info_gprtofpr): Use new macros above.
29889 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
29891 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
29892 its name. Adjust restore and save gpr ranges.
29893 (s390_register_info_set_ranges): New function.
29894 (s390_register_info): Use new macros above. Call
29895 s390_register_info_set_ranges.
29896 (s390_optimize_register_info): Likewise.
29897 (s390_hard_regno_rename_ok): Use new macros.
29898 (s390_hard_regno_scratch_ok): Likewise.
29899 (s390_emit_epilogue): Likewise.
29900 (s390_can_use_return_insn): Likewise.
29901 (s390_optimize_prologue): Likewise.
29902 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
29904 2016-02-05 Jakub Jelinek <jakub@redhat.com>
29907 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
29909 (ix86_option_override_internal): Disable TARGET_STV even for
29910 -m{incoming,preferred}-stack-boundary=3.
29912 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
29914 * config.gcc: Mark deprecated rtems targets as obsolete.
29916 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
29918 PR rtl-optimization/64682
29919 PR rtl-optimization/69567
29920 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
29921 before I2 only if the register is both used and set in I2.
29923 2016-02-04 DJ Delorie <dj@redhat.com>
29925 * config/msp430/msp430.c (msp430_start_function): Add function type.
29927 2016-02-04 Jakub Jelinek <jakub@redhat.com>
29930 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
29932 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
29934 PR rtl-optimization/69577
29936 2015-10-29 Richard Henderson <rth@redhat.com>
29940 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
29941 sse check to the exact conditions of PR 67609.
29943 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
29946 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
29947 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
29948 not allowed into the traditional Altivec registers.
29949 (movtd_64bit_nodm): Likewise.
29950 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
29952 2016-02-04 David Malcolm <dmalcolm@redhat.com>
29954 * config/aarch64/cortex-a57-fma-steering.c
29955 (aarch64_register_fma_steering): Remove "static" from arguments
29958 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
29961 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
29962 twice when complex.
29964 2016-02-04 Mike Frysinger <vapier@gentoo.org>
29966 * doc/invoke.texi: Delete -mno-fma4.
29968 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
29970 PR rtl-optimization/69577
29971 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
29972 (find_subregs_of_mode): Update accordingly. Iterate over partial
29975 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
29977 * config/arm/arm-protos.h (neon_reinterpret): Remove.
29978 * config/arm/arm.c (neon_reinterpret): Remove.
29979 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
29980 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
29981 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
29982 vreinterpretti): Remove.
29983 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
29984 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
29985 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
29986 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
29987 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
29988 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
29989 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
29990 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
29991 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
29992 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
29993 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
29994 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
29995 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
29996 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
29997 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
29998 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
29999 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
30000 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
30001 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
30002 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
30003 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
30004 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
30005 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
30006 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
30007 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
30008 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
30009 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
30010 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
30011 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
30012 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
30013 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
30014 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
30015 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
30016 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
30017 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
30018 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
30019 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
30020 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
30021 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
30022 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
30023 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
30024 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
30025 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
30026 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
30027 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
30028 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
30029 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
30030 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
30031 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
30032 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
30033 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
30034 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
30035 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
30036 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
30037 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
30038 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
30039 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
30040 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
30041 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
30042 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
30043 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
30044 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
30045 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
30046 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
30047 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
30048 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
30049 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
30050 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
30051 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
30052 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
30053 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
30054 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
30055 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
30056 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
30057 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
30058 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
30059 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
30060 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
30061 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
30062 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
30063 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
30064 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
30065 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
30066 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
30067 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
30068 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
30069 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
30070 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
30071 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
30072 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
30073 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
30074 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
30075 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
30076 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
30077 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
30078 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
30079 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
30080 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
30081 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
30082 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
30083 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
30084 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
30085 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
30087 2016-02-04 Martin Liska <mliska@suse.cz>
30090 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
30091 that are gimple_store_p.
30092 (maybe_instrument_call): Likewise.
30094 2016-02-04 Bin Cheng <bin.cheng@arm.com>
30096 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
30097 register scaling out of memory reference and comment why.
30099 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30103 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
30104 folding the source of a SET.
30106 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30110 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
30111 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
30113 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
30117 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
30120 2016-02-04 Christian Bruel <christian.bruel@st.com>
30122 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
30123 * config/arm/arm.c (arm_set_current_function): Likewise.
30125 2016-02-04 Jakub Jelinek <jakub@redhat.com>
30126 Ilya Enkovich <enkovich.gnu@gmail.com>
30127 H.J. Lu <hongjiu.lu@intel.com>
30130 * config/i386/i386.c (convert_scalars_to_vector): Remove
30131 stack alignment fixes.
30132 (ix86_option_override_internal): Disable TARGET_STV if stack
30133 might not be aligned enough.
30134 (ix86_minimum_alignment): Assert that TARGET_STV is false.
30136 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
30138 * config/i386/x86-tune.def: Disable default prefetching
30141 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
30142 Vladimir Makarov <vmakarov@redhat.com>
30145 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
30146 in validating fused toc addresses.
30148 2016-02-03 Jakub Jelinek <jakub@redhat.com>
30151 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
30152 range->m_caret fields if range->m_show_caret_p is false.
30155 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
30156 Force oldval into register if it does not satisfy reg_or_short_operand
30157 predicate. Fix up formatting.
30159 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
30160 Alexandre Oliva <aoliva@redhat.com>
30163 * lra-constraints.c (simplify_operand_subreg): Check additionally
30164 address validity after potential reloading.
30165 (process_address_1): Check insns validity. In case of failure do
30168 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
30171 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
30174 2016-02-02 Jakub Jelinek <jakub@redhat.com>
30176 * wide-int.cc (canonize_uhwi): New function.
30177 (wi::divmod_internal): Use it.
30179 2016-02-02 James Norris <jnorris@codesourcery.com>
30181 * gimplify.c (omp_notice_variable): Add usage check.
30183 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
30185 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
30186 like LE, GE, LT, GT when emitting relational operator.
30188 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30190 * ira-costs.c (find_costs_and_classes): Add extra argument.
30191 * target.def (ira_change_pseudo_allocno_class): Add parameter.
30192 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
30193 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
30194 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
30195 Add best_class parameter, and return it if not ALL_REGS.
30196 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
30198 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
30199 Update target hook.
30201 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30203 * config/aarch64/aarch64.c
30204 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
30205 (aarch64_ira_change_pseudo_allocno_class): New function.
30207 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
30210 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
30212 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
30214 * config/avr/avr.c (avr_option_override): Set
30215 PARAM_ALLOW_STORE_DATA_RACES to 1.
30217 2016-02-02 Richard Biener <rguenther@suse.de>
30219 PR tree-optimization/69595
30220 * match.pd: Add range test simplifications to true/false.
30222 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
30224 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
30225 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
30228 2016-02-02 Richard Biener <rguenther@suse.de>
30230 PR tree-optimization/69606
30231 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
30232 info on the result before moving a stmt.
30234 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
30236 PR middle-end/68542
30237 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
30238 branch with vector comparison.
30239 * config/i386/sse.md (VI48_AVX): New mode iterator.
30240 (define_expand "cbranch<mode>4): Add support for conditional branch
30241 with vector comparison.
30242 * tree-vect-loop.c (optimize_mask_stores): New function.
30243 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
30244 has_mask_store field of vect_info.
30245 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
30246 vectorized loops having masked stores after vec_info destroy.
30247 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
30248 correspondent macros.
30249 (optimize_mask_stores): Add prototype.
30251 2016-02-02 Alan Modra <amodra@gmail.com>
30254 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
30257 2016-02-02 Alan Modra <amodra@gmail.com>
30260 * config/rs6000/rs6000.c (need_toc_init): New var, set it
30261 whenever toc_label_name used.
30262 (rs6000_file_start): Don't set up toc section here,
30263 (rs6000_output_function_epilogue): do so here instead,
30264 (rs6000_xcoff_file_start): and here.
30265 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
30266 (load_toc_aix_di): Likewise.
30268 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30270 PR rtl-optimization/69592
30271 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
30272 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
30273 (num_sign_bit_copies_binary_arith_p): New inline function.
30274 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
30276 2016-02-01 Jeff Law <law@redhat.com>
30278 PR tree-optimization/69580
30279 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
30280 * tree-ssa-threadbackward.c
30281 (fsm_find_control_statement_thread_paths): Do not try to walk
30282 through large PHI nodes.
30284 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30286 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
30287 when count is incremented above limit, don't analyze further
30290 * omp-low.c (oacc_parse_default_dims): Avoid
30291 -Wsign-compare warning, make sure value fits into int
30292 rather than just unsigned int.
30294 2016-02-01 Bin Cheng <bin.cheng@arm.com>
30296 PR tree-optimization/67921
30297 * fold-const.c (split_tree): New parameters. Convert pointer
30298 type variable part to proper type before negating.
30299 (fold_binary_loc): Pass new arguments to split_tree.
30301 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
30303 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
30304 (nvptx_goacc_validate_dims): Extend to handle global defaults.
30305 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
30306 * doc/tm.texti: Rebuilt.
30307 * doc/invoke.texi (fopenacc-dim): Document.
30308 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
30309 (append_compiler_options): Likewise.
30310 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
30311 (oacc_parse_default_dims): New.
30312 (oacc_validate_dims): Add USED arg. Select non-unity default when
30314 (oacc_loop_fixed_partitions): Return mask of used partitions.
30315 (oacc_loop_auto_partitions): Emit dump info.
30316 (oacc_loop_partition): Return mask of used partitions.
30317 (execute_oacc_device_lower): Parse default dimension arg. Adjust
30318 loop partitioning and validation calls.
30320 2016-02-01 Richard Biener <rguenther@suse.de>
30322 PR middle-end/69556
30323 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
30325 2016-02-01 Richard Biener <rguenther@suse.de>
30327 PR tree-optimization/69574
30328 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
30329 of asserting return chrec_dont_know.
30331 2016-02-01 Martin Liska <mliska@suse.cz>
30333 * mem-stats-traits.h: Add copyright header.
30334 * mem-stats.h: Likewise.
30336 2016-02-01 Richard Biener <rguenther@suse.de>
30338 PR tree-optimization/69579
30339 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
30340 Do not propagate through abnormal PHI results.
30342 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
30344 * postreload.c (reload_cse_simplify): Remove dead code.
30346 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30348 PR rtl-optimization/69570
30349 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
30350 if there is more than one set, not if there is a single set.
30352 2016-02-01 Richard Henderson <rth@redhat.com>
30355 * combine.c (make_compound_operation): When looking through a
30356 subreg, make sure to re-extend to the width of the outer mode.
30358 2016-01-30 Jakub Jelinek <jakub@redhat.com>
30360 PR tree-optimization/69546
30361 * wide-int.cc (wi::divmod_internal): For unsigned division
30362 where both operands fit into uhwi, if o1 is 1 and o0 has
30363 msb set, if divident_prec is larger than bits per hwi,
30364 clear another quotient word and return 2 instead of 1.
30365 Similarly for remainder with msb in HWI set, if dividend_prec
30366 is larger than bits per hwi.
30368 2016-01-29 Martin Jambor <mjambor@suse.cz>
30370 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
30371 Use short lowercase names.
30372 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
30373 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
30374 acq_rel one. Protect warning agains segfaults if
30375 get_memory_order_name returns NULL.
30376 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
30377 with release semantics. Do not warn if get_memory_order already did.
30378 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
30379 semantics. Fix check for relaxed or acquire semantics. Do not warn
30380 if get_memory_order already did.
30382 2016-01-29 Sebastian Pop <s.pop@samsung.com>
30384 * doc/install.texi: Document that isl-0.16 is supported.
30386 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
30389 * config/i386/constraints.md (Bm): Describe as special memory
30391 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
30392 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30393 * genpreds.c (struct constraint_data): Add is_special_memory.
30394 (have_special_memory_constraints, special_memory_start): New
30396 (special_memory_end): Ditto.
30397 (add_constraint): Add new arg is_special_memory. Add code to
30398 process its true value. Update have_special_memory_constraints.
30399 (process_define_constraint): Pass the new arg.
30400 (process_define_register_constraint): Ditto.
30401 (choose_enum_order): Process special memory.
30402 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
30403 function insn_extra_special_memory_constraint.
30404 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30405 * gensupport.c (process_rtx): Process
30406 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30407 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
30408 * ira-lives.c (single_reg_class): Use
30409 insn_extra_special_memory_constraint.
30410 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
30411 * lra-constraints.c (process_alt_operands): Ditto.
30412 (curr_insn_transform): Use insn_extra_special_memory_constraint.
30413 * recog.c (asm_operand_ok, preprocess_constraints): Process
30415 * reload.c (find_reloads): Ditto.
30416 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
30417 * stmt.c (parse_input_constraint): Use
30418 insn_extra_special_memory_constraint.
30420 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
30423 * lra-splill.c (lra_final_code_change): Revert r229087 by
30424 removing all sub-registers.
30426 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
30429 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
30431 2016-01-29 Jakub Jelinek <jakub@redhat.com>
30434 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
30435 SSE1, copy target into the temporary reg first before recursing
30438 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
30440 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
30443 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
30445 * ginclude/stdarg.h: Test __cplusplus instead of
30446 __GXX_EXPERIMENTAL_CXX0X__.
30448 2016-01-29 Richard Biener <rguenther@suse.de>
30450 PR tree-optimization/69547
30451 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
30452 Do not mark clobbers necessary.
30453 (mark_all_reaching_defs_necessary_1): Likewise.
30455 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
30457 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
30458 declaration name with %qs and print it in both error messages.
30459 Also fix indentation.
30461 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
30464 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
30465 trailing blank line from error message.
30467 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
30470 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
30473 2016-01-29 Richard Biener <rguenther@suse.de>
30475 PR middle-end/69537
30476 * match.pd: Allow all integral types when simplifying a
30477 widening or sign-changing conversion.
30479 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30481 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
30482 back to setting codegen_error to fail codegen.
30484 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
30487 * config/i386/constraints.md (C): Only accept constant zero operand.
30488 (BC): New constraint.
30489 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
30490 instead of C constraint.
30491 * doc/md.texi (Machine Constraints): Update description
30494 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
30497 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
30499 2016-01-28 Jakub Jelinek <jakub@redhat.com>
30501 PR middle-end/69542
30502 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
30505 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
30507 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
30508 branches if using guessed profile.
30510 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
30512 * graphite-optimize-isl.c (optimize_isl): Fix dump.
30514 2016-01-28 Richard Henderson <rth@redhat.com>
30517 * config/aarch64/aarch64-modes.def (CC_Cmode): New
30518 * config/aarch64/aarch64-protos.h: Update.
30519 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
30520 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
30521 (aarch64_get_condition_code_1): Handle CC_Cmode.
30522 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
30523 (*add<mode>3_compareC_cconly_imm): New.
30524 (*add<mode>3_compareC_cconly): New.
30525 (*add<mode>3_compareC_imm): New.
30526 (add<mode>3_compareC): New.
30527 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
30528 to be first. Use aarch64_carry_operation.
30529 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
30530 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
30531 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
30532 (subti3): Use subdi3_compare1.
30533 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
30534 (sub<mode>3_compare1): New.
30535 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
30536 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
30537 (*subsi3_carryin_uxtw): Likewise.
30538 (*ngc<mode>, *ngcsi_uxtw): Likewise.
30539 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
30540 * config/aarch64/iterators.md (DWI): New.
30541 * config/aarch64/predicates.md (aarch64_carry_operation): New.
30542 (aarch64_borrow_operation): New.
30544 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
30546 * graphite-optimize-isl.c (optimize_isl): Print a different debug
30547 message when isl does not return a valid schedule.
30549 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30551 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
30552 Remove comments from class declarations: they are already in the code
30555 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30557 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
30559 (ternary_op_to_tree): Same.
30560 (unary_op_to_tree): Same.
30561 (nary_op_to_tree): Same.
30562 (gcc_expression_from_isl_expr_op): Same.
30563 (gcc_expression_from_isl_expression): Same.
30564 (graphite_create_new_loop): Same.
30565 (graphite_create_new_loop_guard): Same.
30566 (build_iv_mapping): Same.
30567 (graphite_create_new_guard): Same.
30568 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
30569 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
30571 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30573 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
30574 instead of setting codegen_error to fail codegen.
30576 2016-01-28 Jason Merrill <jason@redhat.com>
30578 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
30580 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30582 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
30583 Remove CONST_INT_P check in CCMP cost calculation.
30585 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30587 * config/aarch64/aarch64.c (generic_vector_cost):
30588 Set vec_permute_cost.
30589 (cortexa57_vector_cost): Likewise.
30590 (exynosm1_vector_cost): Likewise.
30591 (xgene1_vector_cost): Likewise.
30592 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
30593 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
30594 Add vec_permute_cost entry.
30596 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30598 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
30600 (add<mode>3_compare0): Likewise.
30601 (addsi3_compare0_uxtw): Likewise.
30602 (add<mode>3nr_compare0): Likewise.
30603 (compare_neg<mode>): Likewise.
30604 (<optab><mode>3): Likewise.
30606 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
30608 * tree-vect-stmts.c (vectorizable_comparison): Add
30609 NULL check for vectype.
30611 2016-01-28 Richard Biener <rguenther@suse.de>
30613 PR tree-optimization/69466
30614 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
30615 Account for PHIs we couldn't duplicate.
30617 2016-01-28 Martin Liska <mliska@suse.cz>
30620 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
30621 instead of ENABLE_VALGRIND_CHECKING.
30623 2016-01-27 Richard Henderson <rth@redhat.com>
30626 * lra-remat.c (subreg_regs): New.
30627 (dump_candidates_and_remat_bb_data): Dump it.
30628 (operand_to_remat): Reject if operand in subreg_regs.
30629 (set_bb_regs): Collect subreg_regs.
30630 (lra_remat): Init and free subreg_regs. Compute
30631 calculate_local_reg_remat_bb_data before create_cands.
30633 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
30636 * config/i386/i386.c (ix86_update_stack_boundary): Don't
30637 change stack_alignment_needed for __tls_get_addr call.
30639 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
30641 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
30643 2016-01-27 Jeff Law <law@redhat.com>
30645 PR tree-optimization/68398
30646 PR tree-optimization/69196
30647 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
30648 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
30649 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30650 Only count PHIs in the last block in the path. The others will
30651 const/copy propagate away. Add heuristic to allow more irreducible
30652 subloops to be created when it is likely profitable to do so.
30654 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30655 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
30656 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
30658 2016-01-27 Jakub Jelinek <jakub@redhat.com>
30661 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
30662 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
30663 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
30664 * tree-streamer-in.c: Include asan.h.
30665 (streamer_get_builtin_tree): For builtins in sanitizer
30666 range call initialize_sanitizer_builtins and retry.
30668 2016-01-27 Ian Lance Taylor <iant@google.com>
30670 * common.opt (fkeep-gc-roots-live): New undocumented option.
30671 * tree-ssa-loop-ivopts.c (add_candidate_1): If
30672 -fkeep-gc-roots-live, skip pointers.
30673 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
30676 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
30679 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
30680 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
30682 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
30685 * configure.ac: NetBSD provides SSP in its C library.
30686 * configure: Updated.
30688 2016-01-27 Richard Biener <rguenther@suse.de>
30690 PR tree-optimization/69166
30691 * tree-vect-loop.c (vect_is_simple_reduction): Always check
30692 reduction code for commutativity / associativity.
30694 2016-01-27 Martin Jambor <mjambor@suse.cz>
30696 PR tree-optimization/69355
30697 * tree-sra.c (analyze_access_subtree): Correct hole detection when
30698 total_scalarization fails.
30700 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
30702 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
30705 2016-01-27 Christian Bruel <christian.bruel@st.com>
30708 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
30709 Move arm_reset_previous_fndecl and set_target_option_current_node in
30710 the conditional part. Call save_restore_target_globals.
30711 * config/arm/arm.c (arm_set_current_function):
30712 Refactor to better support #pragma target and attribute mix.
30713 Call save_restore_target_globals.
30714 * config/arm/arm-protos.h (save_restore_target_globals): New function.
30716 2016-01-27 Martin Liska <mliska@suse.cz>
30718 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
30719 reference for an HSA kernel and its host function.
30721 2016-01-27 Jakub Jelinek <jakub@redhat.com>
30723 PR tree-optimization/69399
30724 * wide-int.h (wi::lrshift): For larger precisions, only
30725 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
30727 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
30729 * config/arc/predicates.md (proper_comparison_operator): Reject
30730 constant-constant comparison.
30732 2016-01-26 Tom de Vries <tom@codesourcery.com>
30734 PR tree-optimization/69110
30735 * tree-data-ref.c (initialize_data_dependence_relation): Handle
30736 DR_NUM_DIMENSIONS == 0.
30738 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
30739 Sebastian Pop <s.pop@samsung.com>
30741 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
30742 isl_ast_op_cond and isl_ast_op_select.
30743 (gcc_expression_from_isl_expr_op): Same.
30745 2016-01-26 Jason Merrill <jason@redhat.com>
30748 * tree.c (recompute_constructor_flags): Split out from
30750 (verify_constructor_flags): New.
30751 * tree.h: Declare them.
30753 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
30755 PR rtl-optimization/69217
30756 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
30757 are no TYPE_FIELDS set for the record type.
30759 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30762 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
30763 toc_label_name unconditionally.
30764 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
30765 SYMBOL_REF string. Use toc_label_name instead of constructing
30767 (rs6000_elf_declare_function_name): Use toc_label_name instead of
30768 constructing LCTOC1.
30770 2016-01-26 Martin Sebor <msebor@redhat.com>
30773 * doc/extend.texi (Common Type Attributes): Move text that talks about
30774 attribute packed from attribute aligned to the section discussing
30775 the former attribute for clarity.
30777 2016-01-26 Richard Henderson <rth@redhat.com>
30779 PR middle-end/60908
30780 * trans-mem.c (tm_region_init): Mark entry block as visited.
30782 2016-01-26 David Malcolm <dmalcolm@redhat.com>
30785 * diagnostic-show-locus.c (layout::print_source_line): Replace
30786 call to pp_newline with call to layout::print_newline.
30787 (layout::print_annotation_line): Likewise.
30788 (layout::move_to_column): Likewise.
30789 (layout::print_any_fixits): After printing any fixits, print a
30790 trailing newline, if necessary.
30791 (layout::print_newline): New method, resetting any colorization
30793 (diagnostic_show_locus): Move the pp_newline to before the
30794 early bailout. Remove dummy block enclosing the layout instance.
30795 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
30796 of pp_newline_and_flush with pp_flush.
30797 (diagnostic_append_note): Delete use of pp_newline.
30798 (diagnostic_append_note_at_rich_loc): Delete.
30799 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
30800 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
30801 when newline characters are added to the buffer.
30803 2016-01-26 Michael Matz <matz@suse.de>
30805 * configure.ac (ac_cv_std_swap_in_utility): New test.
30806 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
30807 * configure: Regenerate.
30808 * config.in: Regenerate.
30810 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
30812 * config/arc/arc.md (cstoresi4): Force operand into register.
30813 (arcset<code>): Fix predicate.
30814 (arcsetltu): Likewise.
30815 (arcsetgeu): Likewise.
30816 (arcsethi): Likewise.
30817 (arcsetls): Likewise.
30819 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30821 PR tree-optimization/69483
30822 * gimple-fold.c (canonicalize_constructor_val): Return NULL
30823 if base has error_mark_node type.
30825 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
30828 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
30829 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
30831 (vget_lane_f16): Handle big-endian.
30832 (vgetq_lane_f16): Likewise.
30833 (vset_lane_f16): Likewise.
30834 (vsetq_lane_f16): Likewise.
30835 * config/arm/iterators.md (VQXMOV): Add V8HF.
30836 (VDQ): Add V4HF and V8HF.
30837 (V_reg): Handle V4HF and V8HF.
30838 (Is_float_mode): Likewise.
30839 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
30840 neon_vdup_nv8hf): New patterns.
30841 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
30842 Use VD_LANE iterator.
30843 (neon_vld1_dup<mode>): Use VQ2 iterator.
30845 2016-01-26 Nathan Sidwell <nathan@acm.org>
30847 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
30848 (set_oacc_fn_attrib): Add IS_KERNEL arg.
30849 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
30850 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
30851 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
30852 (oacc_validate_dims): Add LEVEL arg, don't return level.
30853 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
30854 oacc_validate_dims.
30855 (execute_oacc_device_lower): Adjust, add more dump output.
30856 * tree-ssa-loop.c (gate_oacc_kernels): Use
30857 oacc_fn_attrib_kernels_p.
30858 * tree-parloops.c (create_parallel_loop): Adjust
30859 set_oacc_fn_attrib call.
30861 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30864 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
30865 (append_compiler_options): Handle -fcilkplus.
30866 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
30868 2016-01-26 Nick Clifton <nickc@redhat.com>
30871 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
30872 been marked as DECL_ONE_ONLY but we do not the means to make it
30873 so, then do not allow it to bind locally.
30875 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30878 * opts.h (parse_sanitizer_options): New prototype.
30879 * opts.c (sanitizer_opts): New array.
30880 (parse_sanitizer_options): New function.
30881 (common_handle_option): Use parse_sanitizer_options.
30883 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
30886 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
30887 alignment adjustment to ...
30888 (ix86_update_stack_boundary): Here. Don't over-align stack for
30890 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
30891 if __tls_get_addr is called.
30893 2016-01-26 Christian Bruel <christian.bruel@st.com>
30895 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
30897 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
30899 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
30901 2016-01-26 Richard Biener <rguenther@suse.de>
30903 PR middle-end/69467
30904 * match.pd: Guard X * CST CMP 0 pattern with single_use.
30906 2016-01-26 Richard Biener <rguenther@suse.de>
30908 PR tree-optimization/69452
30909 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
30910 (move_computations_dom_walker::before_dom_children): Rename
30912 (move_computations_worker): This.
30913 (move_computations): Perform an RPO rather than a DOM walk.
30915 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30918 * combine.c (combine_instructions): For REG_EQUAL note with
30919 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
30920 to the underlying register.
30921 * doc/rtl.texi (REG_EQUAL): Document the behavior of
30922 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
30924 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
30927 * config/aarch64/aarch64-builtins.c
30928 (aarch64_init_simd_builtin_types): Do not set structural
30929 equality to __Poly{8,16,64,128}_t types.
30931 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
30933 PR tree-optimization/69400
30934 * wide-int.cc (wi_pack): Take the precision as argument and
30935 perform canonicalization here rather than in the callers.
30936 Use the main loop to handle all full-width HWIs. Add a
30937 zero HWI if in_len isn't a full result.
30938 (wi::divmod_internal): Update accordingly.
30939 (wi::mul_internal): Likewise. Simplify.
30941 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
30942 Sebastian Pop <s.pop@samsung.com>
30944 * graphite-poly.c (apply_poly_transforms): Simplify.
30945 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
30946 (print_isl_map): Same.
30947 (print_isl_union_map): Same.
30948 (print_isl_schedule): New.
30949 (debug_isl_schedule): New.
30950 * graphite-dependences.c (scop_get_reads): Do not call
30951 isl_union_map_add_map that is undocumented isl functionality.
30952 (scop_get_must_writes): Same.
30953 (scop_get_may_writes): Same.
30954 (scop_get_original_schedule): Remove.
30955 (scop_get_dependences): Do not call isl_union_map_compute_flow that
30956 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
30957 (compute_deps): Remove.
30958 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
30959 (debug_schedule_ast): New.
30960 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
30961 set_separate_option.
30962 (graphite_regenerate_ast_isl): Add dump.
30963 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
30964 from scop->transformed_schedule.
30965 (graphite_regenerate_ast_isl): Add more dump.
30966 * graphite-optimize-isl.c (optimize_isl): Set
30967 scop->transformed_schedule. Check whether schedules are equal.
30968 (apply_poly_transforms): Move here.
30969 * graphite-poly.c (apply_poly_transforms): ... from here.
30970 (free_poly_bb): Static.
30971 (free_scop): Static.
30972 (pbb_number_of_iterations_at_time): Remove.
30973 (print_isl_ast): New.
30974 (debug_isl_ast): New.
30975 (debug_scop_pbb): New.
30976 * graphite-scop-detection.c (print_edge): Move.
30977 (print_sese): Move.
30978 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
30979 (build_scop_scattering): Remove.
30980 (create_pw_aff_from_tree): Assert instead of bailing out.
30981 (add_condition_to_pbb): Remove unused code, do not fail.
30982 (add_conditions_to_domain): Same.
30983 (add_conditions_to_constraints): Remove.
30984 (build_scop_context): New.
30985 (add_iter_domain_dimension): New.
30986 (build_iteration_domains): Initialize pbb->iterators.
30987 Call add_conditions_to_domain.
30990 (index_outermost_in_loop): New.
30991 (index_pbb_in_loop): New.
30992 (outermost_pbb_in): New.
30993 (add_in_sequence): New.
30994 (add_outer_projection): New.
30995 (outer_projection_mupa): New.
30996 (add_loop_schedule): New.
30997 (build_schedule_pbb): New.
30998 (build_schedule_loop): New.
30999 (embed_in_surrounding_loops): New.
31000 (build_schedule_loop_nest): New.
31001 (build_original_schedule): New.
31002 (build_poly_scop): Call build_original_schedule.
31003 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
31004 (free_poly_dr): Remove.
31005 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
31006 (free_poly_bb): Remove.
31007 (debug_loop_vec): Remove.
31008 (print_isl_ast): Declare.
31009 (debug_isl_ast): Declare.
31010 (scop_do_interchange): Remove.
31011 (scop_do_strip_mine): Remove.
31012 (scop_do_block): Remove.
31013 (flatten_all_loops): Remove.
31014 (optimize_isl): Remove.
31015 (pbb_number_of_iterations_at_time): Remove.
31016 (debug_scop_pbb): Declare.
31017 (print_schedule_ast): Declare.
31018 (debug_schedule_ast): Declare.
31019 (struct scop): Remove schedule. Add original_schedule,
31020 transformed_schedule.
31021 (free_gimple_poly_bb): Remove.
31022 (print_generated_program): Remove.
31023 (debug_generated_program): Remove.
31024 (unify_scattering_dimensions): Remove.
31025 * sese.c (print_edge): ... here.
31026 (print_sese): ... here.
31027 (debug_edge): ... here.
31028 (debug_sese): ... here.
31029 * sese.h (print_edge): Declare.
31030 (print_sese): Declare.
31031 (dump_edge): Declare.
31032 (dump_sese): Declare.
31034 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
31035 Sebastian Pop <s.pop@samsung.com>
31037 * Makefile.in: Set ISLVER in site.exp.
31039 2016-01-25 Jakub Jelinek <jakub@redhat.com>
31041 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
31042 DECL_VALUE_EXPR of new_var even for the non-array case. Look
31043 through DECL_VALUE_EXPR for expansion.
31045 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
31047 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
31048 the frame info after reload completed.
31050 2016-01-25 Jeff Law <law@redhat.com>
31052 PR tree-optimization/69196
31053 PR tree-optimization/68398
31054 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
31055 tree-ssa-threadupdate.c.
31056 (determine_bb_domination_status): Prototype
31057 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
31058 (determine_bb_domination_status): No longer static.
31059 (valid_jump_thread_path): Remove code to detect characteristics
31060 of the jump thread path not associated with correctness.
31061 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
31062 Correct test for thread path length. Count PHIs for real operands as
31063 statements that need to be copied. Do not count ASSERT_EXPRs.
31064 Look at all the blocks in the thread path. Compute and selectively
31065 filter thread paths based on threading through the latch, threading
31066 a multiway branch or crossing a multiway branch.
31068 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31070 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
31071 decl with __attribute__ ((unused)) annotation.
31073 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
31076 * tree-vect-stmts.c (vectorizable_condition): Check vectype
31077 of operands is compatible with a statement vectype.
31079 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
31081 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
31082 improve wording for mixed storage order support.
31084 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
31086 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
31087 (vcvt_u64_f64): Likewise.
31088 (vcvta_s64_f64): Likewise.
31089 (vcvta_u64_f64): Likewise.
31090 (vcvtm_s64_f64): Likewise.
31091 (vcvtm_u64_f64): Likewise.
31092 (vcvtn_s64_f64): Likewise.
31093 (vcvtn_u64_f64): Likewise.
31094 (vcvtp_s64_f64): Likewise.
31095 (vcvtp_u64_f64): Likewise.
31097 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
31099 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
31100 (arc_init): Check validity mll64 option.
31101 (arc_save_restore): Use double load/store instruction.
31102 (arc_expand_movmem): Likewise.
31103 (arc_split_move): Don't split if we have double load/store
31104 instructions. Returns a boolean.
31105 (arc_process_double_reg_moves): Change function to return boolean
31106 instead of a sequence of instructions.
31107 (arc_dwarf_register_span): New function.
31108 * config/arc/arc-protos.h (arc_split_move): Change prototype.
31109 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
31110 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
31111 (*movdf_insn): Likewise.
31112 * config/arc/arc.opt (mll64): New option.
31113 * config/arc/predicates.md (even_register_operand): New predicate.
31114 * doc/invoke.texi (ARC Options): Add mll64 documentation.
31116 2016-01-25 Richard Biener <rguenther@suse.de>
31119 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
31120 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
31122 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
31124 2016-01-25 Richard Biener <rguenther@suse.de>
31126 PR tree-optimization/69376
31127 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
31129 (VN_INFO_ANTI_RANGE_P): New inline.
31130 (VN_INFO_RANGE_TYPE): Likewise.
31131 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
31132 SSA_NAME_ANTI_RANGE_P.
31133 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
31134 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
31135 Properly query VN_INFO_RANGE_TYPE.
31137 2016-01-25 Nick Clifton <nickc@redhat.com>
31140 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
31142 2016-01-23 Tom de Vries <tom@codesourcery.com>
31144 PR tree-optimization/69426
31145 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
31148 2016-01-23 Jakub Jelinek <jakub@redhat.com>
31150 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
31151 "the the" with "the" in the comments.
31152 * ipa-devirt.c (build_type_inheritance_graph,
31153 update_type_inheritance_graph): Likewise.
31154 * tree.c (build_function_type_list_1): Likewise.
31155 * cfgloopmanip.c (scale_loop_profile): Likewise.
31156 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
31157 * gimple-ssa-split-paths.c
31158 (find_block_to_duplicate_for_splitting_paths): Likewise.
31159 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
31160 * expr.c (convert_move): Likewise.
31161 * var-tracking.c (vt_stack_adjustments): Likewise.
31162 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
31163 * tree-vrp.c (test_for_singularity): Likewise.
31165 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
31166 directly instead of building a temporary tree.
31169 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
31170 remove <algorithm> include.
31172 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31175 * config/i386/i386.c: Include dojump.h.
31176 (expand_small_movmem_or_setmem,
31177 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
31179 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
31180 if dynamic_check != -1.
31182 2016-01-21 Jeff Law <law@redhat.com>
31184 PR middle-end/69347
31185 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
31186 record_temporary_equivalences. Rewritten to avoid unnecessary calls
31187 into dominated_by_p.
31188 (cprop_into_successor_phis): Avoid unnecessary tests.
31190 2016-01-22 Richard Henderson <rth@redhat.com>
31193 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
31194 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
31196 2016-01-22 Michael Matz <matz@suse.de>
31198 * system.h (string, algorithm): Include only conditionally.
31199 (new): Include always under C++.
31200 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
31201 * final.c (toplevel): Ditto.
31202 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
31203 * genconditions.c (write_header): Make gencondmd.c define
31205 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
31207 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
31208 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
31210 2016-01-22 Christian Bruel <christian.bruel@st.com>
31213 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
31215 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31218 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
31219 define_insn_and_split. Ensure operands[1] and operands[0] do not
31220 get assigned the same register.
31222 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
31224 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
31226 2016-01-22 Christian Bruel <christian.bruel@st.com>
31228 * config/arm/arm-c.c (arm_pragma_target_parse):
31229 Remove warn_builtin_macro_redefined overwrite.
31231 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31233 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
31234 flag_non_call_exceptions compatibility.
31236 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31239 * dwarf2out.c (add_child_die_after): New function.
31240 (dwarf_qual_info_t): New type.
31241 (dwarf_qual_info): New variable.
31242 (qualified_die_p): New function.
31243 (modified_type_die): For -fdebug-types-section, ensure
31244 canonical order of qualifiers. Put qualified DIEs adjacent
31245 to the corresponding non-qualified type DIE and search there
31246 for existing qualified DIEs.
31248 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31250 * doc/extend.texi (scalar_storage_order type attribute): Document
31251 restriction on type punning and aliasing, and remove future tense.
31253 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
31256 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
31259 2016-01-21 Jeff Law <law@redhat.com>
31261 PR middle-end/69347
31262 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
31263 useless call to record_temporary_equivalences.
31264 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
31265 allocate 10 slots in the bb_path vector and let it grow as needed.
31266 (fsm_find_control_statement_thread_paths): Similarly for the next_path
31269 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
31271 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
31273 * configure: Regenerate.
31275 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
31277 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
31278 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
31280 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
31282 PR middle-end/66178
31283 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
31284 drop EXPAND_INITIALIZER.
31285 * rtl.h (contains_symbolic_reference_p): Declare.
31286 * rtlanal.c (contains_symbolic_reference_p): New function.
31287 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
31288 a subtraction into a NOT if symbolic constants are involved.
31290 2016-01-21 Anton Blanchard <anton@samba.org>
31291 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31294 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
31296 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
31299 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
31301 * config/microblaze/microblaze.c
31302 (get_branch_target): New.
31303 (insert_wic_for_ilb_runout): New.
31305 (microblaze_machine_dependent_reorg): New.
31306 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
31307 * config/microblaze/microblaze.md
31308 (UNSPEC_IPREFETCH): Define.
31309 (iprefetch): New pattern
31310 * config/microblaze/microblaze.opt
31311 (mxl-prefetch): New flag.
31313 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
31315 * config/microblaze/microblaze.h
31316 (FIXED_REGISTERS): Update in macro.
31317 (CALL_USED_REGISTERS): Update in macro.
31319 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
31321 PR rtl-optimization/68920
31322 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
31325 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
31327 PR rtl-optimization/68990
31328 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
31329 pseudo instead of inheritance ones.
31331 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
31332 Nick Clifton <nickc@redhat.com>
31336 * config/mips/mips.c (mips_compute_frame_info): Initialise
31337 args_size and hard_frame_pointer_offset fields of the frame
31338 structure before calling mips_global_pointer.
31340 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
31342 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
31344 * configure: Regenerate.
31346 2016-01-21 Richard Biener <rguenther@suse.de>
31348 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
31350 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
31352 * config/s390/s390.c (s390_asm_declare_function_size): Add code
31353 to actually emit the .size directive.
31355 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
31356 Jakub Jelinek <jakub@redhat.com>
31360 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
31361 args array size by one to avoid buffer overflow.
31363 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
31365 * config/s390/s390.md (pool_section_start): Use switch_to_section
31366 to select proper read-only data section instead of hardcoding
31368 (pool_section_end): Use switch_to_section to match the above.
31370 2016-01-21 Richard Biener <rguenther@suse.de>
31372 PR tree-optimization/69378
31373 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
31374 (set_ssa_val_to): Use it for dominance checks taking into
31375 account not executable edges.
31377 2016-01-21 Jakub Jelinek <jakub@redhat.com>
31380 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
31381 for bitsize instead of GET_MODE_PRECISION (mode).
31383 2016-01-20 Martin Sebor <msebor@redhat.com>
31386 * extend.texi (__sync Builtins): Clarify the semantics of
31387 __sync_fetch_and_OP built-ins on pointers.
31388 (__atomic Builtins): Same.
31390 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31391 Sebastian Pop <s.pop@samsung.com>
31393 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
31394 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
31395 (is_valid_rename): Same.
31396 (translate_isl_ast_to_gimple::get_rename): Same.
31397 (translate_isl_ast_to_gimple::rename_all_uses): Same.
31398 (translate_isl_ast_to_gimple::rename_uses): Same.
31399 (get_new_name): Check for close_phi nodes.
31400 (copy_loop_phi_args): Use phi_node_kind.
31401 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
31402 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
31404 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31405 Sebastian Pop <s.pop@samsung.com>
31407 Revert commit r229783.
31408 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
31409 Remove use of parameter_rename_map.
31410 (copy_def): Remove.
31411 (copy_internal_parameters): Remove.
31412 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
31413 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
31414 (free_sese_info): Do not free parameter_rename_map.
31415 (set_rename): Do not use parameter_rename_map.
31416 (rename_uses): Update call to set_rename.
31417 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
31418 * sese.h (parameter_rename_map_t): Remove.
31419 (struct sese_info_t): Remove field parameter_rename_map.
31421 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31422 Sebastian Pop <s.pop@samsung.com>
31424 * graphite-isl-ast-to-gimple.c: Fix comment.
31425 * graphite-scop-detection.c (defined_in_loop_p): New.
31426 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
31427 names defined in loop.
31429 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31430 Sebastian Pop <s.pop@samsung.com>
31432 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
31433 Discard unstructured if-then-else regions.
31435 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31436 Sebastian Pop <s.pop@samsung.com>
31438 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
31439 (cleanup_loop_iter_dom): Remove.
31440 (build_loop_iteration_domains): Remove.
31441 (build_scop_context): Remove.
31442 (build_scop_iteration_domain): Remove.
31443 (add_loop_constraints): New.
31444 (build_iteration_domains): New.
31445 (build_poly_scop): Call build_iteration_domains.
31447 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31448 Sebastian Pop <s.pop@samsung.com>
31450 * graphite-scop-detection.c
31451 (scop_detection::harmful_loop_in_region): Free dom and loops.
31452 (scop_detection::loop_body_is_valid_scop): Free bbs.
31454 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31455 Sebastian Pop <s.pop@samsung.com>
31457 * graphite-scop-detection.c (record_loop_in_sese): New.
31458 (gather_bbs::before_dom_children): Call record_loop_in_sese.
31459 (build_scops): Remove call to build_sese_loop_nests.
31460 * sese.c (sese_record_loop): Remove.
31461 (build_sese_loop_nests): Remove.
31462 (new_sese_info): Remove region->loops.
31463 (free_sese_info): Same.
31464 * sese.h (sese_contains_loop): Same.
31465 (build_sese_loop_nests): Remove.
31466 (sese_contains_loop): Remove.
31468 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31469 Sebastian Pop <s.pop@samsung.com>
31471 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
31472 loop_is_valid_in_scop.
31473 (scop_detection::harmful_stmt_in_region): Renamed
31474 harmful_loop_in_region.
31475 Call loop_is_valid_in_scop.
31477 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31478 Sebastian Pop <s.pop@samsung.com>
31480 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
31483 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31484 Sebastian Pop <s.pop@samsung.com>
31486 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
31487 * graphite.h (struct poly_bb): Remove field is_reduction.
31488 (PBB_IS_REDUCTION): Remove.
31490 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31491 Sebastian Pop <s.pop@samsung.com>
31493 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
31494 (add_pdr_constraints): Same.
31495 (scop_get_reads): Same.
31496 (scop_get_must_writes): Same.
31497 (scop_get_may_writes): Same.
31498 (scop_get_original_schedule): Same.
31499 (extend_schedule): Same.
31500 (apply_schedule_on_deps): Same.
31501 (carries_deps): Same.
31502 (compute_deps): Same.
31503 (scop_get_dependences): Same.
31504 * graphite-isl-ast-to-gimple.c
31505 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
31506 * graphite-optimize-isl.c (get_schedule_for_band): Same.
31507 (get_schedule_for_band_list): Same.
31508 (get_schedule_map): Same.
31509 (apply_schedule_map_to_scop): Same.
31510 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
31511 (build_loop_iteration_domains): Same.
31512 (add_condition_to_pbb): Same.
31513 (add_param_constraints): Same.
31514 (pdr_add_memory_accesses): Same.
31515 (pdr_add_data_dimensions): Same.
31517 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
31519 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
31522 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
31524 * common.opt (feliminate-dwarf2-dups): Replace references to
31525 "DWARF 2" with just "DWARF".
31526 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
31527 * doc/extend.texi: Likewise.
31528 * doc/cpp.texi: Likewise.
31529 * doc/invoke.texi: Likewise.
31530 (Option Summary): Add -gdwarf to list of Debugging Options.
31531 (Debugging Options): Document -gdwarf.
31532 * doc/contrib.texi: Spell "DWARF" like that.
31534 2016-01-21 Jakub Jelinek <jakub@redhat.com>
31536 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
31537 warning. Fix up formatting.
31539 PR middle-end/67653
31540 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
31541 attempt to mark memory input operand addressable and
31542 call prepare_gimple_addressable in that case. Don't adjust
31543 input_location for diagnostics, use error_at instead.
31545 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
31547 * config/rs6000/ppc-auxv.h: New file.
31548 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
31549 (cpu_is): Likewise.
31550 (cpu_supports): Likewise.
31551 * config/rs6000/rs6000.c: include "ppc-auxv.h".
31552 (cpu_is_info): New variable.
31553 (cpu_supports_info): Likewise.
31554 (tcb_verification_symbol): Likewise.
31555 (cpu_builtin_p): Likewise.
31556 (cpu_expand_builtin): New function.
31557 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
31558 (rs6000_init_builtins): Likewise.
31559 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
31560 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
31561 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
31562 * configure: Regenerate.
31563 * config.in: Likewise.
31564 * doc/extend.texi (PowerPC Built-in Functions): Document
31565 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
31567 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
31570 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
31572 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
31575 2016-01-20 Richard Henderson <rth@redhat.com>
31581 * tree.c (tm_define_builtin): New.
31582 (find_tm_vector_type): New.
31583 (build_tm_vector_builtins): New.
31584 (build_common_builtin_nodes): Call it.
31586 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
31588 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
31589 (arm_fp_ok): Likewise.
31590 (arm_fp): Likewise.
31591 (arm_crypto): Likewise.
31593 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
31594 Richard Biener <rguenther@suse.de>
31596 PR tree-optimization/69328
31597 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
31598 vectors have same number of elements.
31599 (vectorizable_condition): Fix masked version recognition.
31601 2016-01-20 Richard Biener <rguenther@suse.de>
31603 PR tree-optimization/69345
31604 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
31605 (VN_INFO_PTR_INFO): Likewise.
31606 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
31607 info when it is equal between non-dominating SSA names.
31608 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
31609 Make sure to look at original SSA infos.
31611 2016-01-20 Jeff Law <law@redhat.com>
31614 * config/m68k/predicates.md (pow2_m1_operand): New predicate
31616 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
31617 (pc_or_label_operand): New predicate.
31618 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
31619 tests for small integers that are 2^n - 1.
31621 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
31623 * doc/invoke.texi (Options Summary): Add '.' after @xref.
31625 2016-01-19 Jeff Law <law@redhat.com>
31627 PR middle-end/69347
31628 * tree-ssa-threadbackwards.c
31629 (fsm_find_control_statement_thread_paths): Do not try to lookup
31630 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
31632 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
31634 * doc/lto.texi: Remove text that says only Gold has linker plugin
31637 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
31639 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
31640 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
31641 the DIE accordingly.
31642 (modified_type_die): Add REVERSE parameter and pass it recursively,
31643 as well as to base_type_die. Adjust presence check accordingly.
31644 (base_type_for_mode): Adjust call to modified_type_die.
31645 (add_type_attribute): Add REVERSE parameter and pass it to
31647 (generic_parameter_die): Adjust call to add_type_attribute.
31648 (add_scalar_info): Likewise.
31649 (add_subscript_info): Likewise.
31650 (gen_array_type_die): Likewise.
31651 (gen_descr_array_type_die): Likewise.
31652 (gen_entry_point_die): Likewise.
31653 (gen_enumeration_type_die): Likewise.
31654 (gen_formal_parameter_die): Likewise.
31655 (gen_subprogram_die): Likewise.
31656 (gen_variable_die ): Likewise.
31657 (gen_const_die): Likewise.
31658 (gen_field_die): Likewise.
31659 (gen_pointer_type_die): Likewise.
31660 (gen_reference_type_die): Likewise.
31661 (gen_ptr_to_mbr_type_die): Likewise.
31662 (gen_inheritance_die): Likewise.
31663 (gen_subroutine_type_die): Likewise.
31664 (gen_typedef_die): Likewise.
31665 (force_type_die): Adjust call to modified_type_die.
31667 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
31669 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
31670 flow throughout the file. Fix broken link to Objective-C 2.0
31672 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
31675 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31677 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
31679 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31682 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
31683 (maybe_record_node): Record cxa_pure_virtual as the only possible
31684 target if there are not ohter candidates.
31685 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
31687 2016-01-19 Richard Biener <rguenther@suse.de>
31689 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
31690 (get_memory_order): Likewise.
31692 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
31694 * tree-vect-stmts.c (vectorizable_store): Check
31697 2016-01-19 David Malcolm <dmalcolm@redhat.com>
31700 * gcc.c (driver::decode_argv): Add call to
31701 init_opts_obstack before init_options_struct.
31702 * opts.c (init_opts_obstack): Remove idempotency.
31703 (init_options_struct): Replace call to init_opts_obstack
31704 with a gcc_assert to verify that it has already been called.
31705 * toplev.c (toplev::main): Add call to init_opts_obstack before
31706 calls to init_options_struct.
31707 (toplev::finalize): Move cleanup of opts_obstack next to
31708 cleanup of save_decoded_options, clearing the latter, and
31709 save_decoded_options_count.
31711 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31714 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
31715 attribute to unconditional. Remove %? from output template.
31717 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31718 Jiong Wang <jiong.wang@arm.com>
31720 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
31721 generated from different expand order.
31723 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31725 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
31726 Add support for CCMP costing.
31728 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31730 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
31731 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
31732 (fccmpe<mode>): Likewise.
31733 (fcmp): Rename to fcmp and globalize pattern.
31735 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
31736 (aarch64_gen_ccmp_next): Add FP support.
31738 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31740 * target.def (gen_ccmp_first): Update documentation.
31741 (gen_ccmp_next): Likewise.
31742 * doc/tm.texi (gen_ccmp_first): Update documentation.
31743 (gen_ccmp_next): Likewise.
31744 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
31745 expand_ccmp_expr_1. Improve comments.
31746 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
31747 (ccmp_ior<mode>): Remove pattern.
31748 (cmp<mode>): Remove expand.
31749 (cmp): Globalize pattern.
31750 (cstorecc4): Use cc_register.
31751 (mov<mode>cc): Remove ccmp_cc_register check.
31752 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
31753 Simplify after removal of CC_DNE/* modes.
31754 (aarch64_ccmp_mode_to_code): Remove.
31755 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
31756 In 'k' case use integer as condition.
31757 (aarch64_nzcv_codes): Remove inverted cases.
31758 (aarch64_code_to_ccmode): Remove.
31759 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
31760 comparison with CC register to be used in folowing CCMP/branch/CSEL.
31761 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
31762 pattern. Return the comparison with CC register. Invert conditions
31763 when bitcode is OR.
31764 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
31765 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
31767 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31769 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
31770 instrumented_version.
31772 2016-01-19 Richard Biener <rguenther@suse.de>
31774 PR tree-optimization/69336
31775 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
31776 handled components with get_ref_base_and_extent.
31777 (equal_mem_array_ref_p): Adjust.
31779 2016-01-19 Jakub Jelinek <jakub@redhat.com>
31782 * shrink-wrap.c: Include valtrack.h.
31783 (move_insn_for_shrink_wrap): Add DEBUG argument. If
31784 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
31785 in between insn and where it will be moved to. Call
31786 dead_debug_insert_temp.
31787 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
31788 first and dead_debug_local_finish at the end.
31789 For uses and defs bitmap, handle all regs in between REGNO and
31790 END_REGNO, not just the first one.
31792 2016-01-19 Richard Biener <rguenther@suse.de>
31794 PR tree-optimization/69352
31795 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
31796 (equal_mem_array_ref_p): Constrain size and max size properly.
31797 Compare the reverse flag.
31799 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
31801 * ira.c (ira): Update regstat data if we deleted insns.
31803 2016-01-19 Jakub Jelinek <jakub@redhat.com>
31805 PR rtl-optimization/68955
31806 PR rtl-optimization/64557
31807 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
31808 here. Fix up formatting.
31809 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
31811 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31814 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
31815 assume that the node has body.
31816 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
31819 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31821 * lto-streamer-out.c (lto_output): Do not stream instrumentation
31824 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31826 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
31827 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
31829 2016-01-19 Martin Jambor <mjambor@suse.cz>
31830 Martin Liska <mliska@suse.cz>
31831 Michael Matz <matz@suse.de>
31833 * Makefile.in (OBJS): Add new source files.
31834 (GTFILES): Add hsa.c.
31835 * common.opt (disable_hsa): New variable.
31836 (-Whsa): New warning.
31837 * config.in (ENABLE_HSA): New.
31838 * configure.ac: Treat hsa differently from other accelerators.
31839 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
31840 $enable_offloading.
31841 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
31842 * doc/install.texi (Configuration): Document --with-hsa-runtime,
31843 --with-hsa-runtime-include, --with-hsa-runtime-lib and
31844 --with-hsa-kmt-lib.
31845 * doc/invoke.texi (-Whsa): Document.
31846 (hsa-gen-debug-stores): Likewise.
31847 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
31848 to invoke offload compiler for hsa acclerator.
31849 * opts.c (common_handle_option): Determine whether HSA offloading
31850 should be performed.
31851 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
31852 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
31853 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
31854 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
31855 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
31856 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
31857 GF_OMP_FOR_KIND_GRID_LOOP.
31858 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
31859 (pp_gimple_stmt_1): Likewise.
31860 * gimple-walk.c (walk_gimple_stmt): Likewise.
31861 * gimple.c (gimple_build_omp_grid_body): New function.
31862 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
31863 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
31864 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
31865 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
31866 GF_OMP_TEAMS_GRID_PHONY.
31867 (gimple_statement_omp_single_layout): Updated comments.
31868 (gimple_build_omp_grid_body): New function.
31869 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
31870 (gimple_omp_for_grid_phony): New function.
31871 (gimple_omp_for_set_grid_phony): Likewise.
31872 (gimple_omp_parallel_grid_phony): Likewise.
31873 (gimple_omp_parallel_set_grid_phony): Likewise.
31874 (gimple_omp_teams_grid_phony): Likewise.
31875 (gimple_omp_teams_set_grid_phony): Likewise.
31876 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
31877 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
31878 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
31879 (BUILT_IN_GOMP_TARGET): Updated type.
31880 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
31881 (adjust_for_condition): New function.
31882 (get_omp_for_step_from_incr): Likewise.
31883 (extract_omp_for_data): Moved parts to adjust_for_condition and
31884 get_omp_for_step_from_incr.
31885 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
31886 (fixup_child_record_type): Bail out if receiver_decl is NULL.
31887 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
31888 (scan_omp_parallel): Do not create child functions for phony
31890 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
31891 (scan_omp_1_op): Checking assert we are not remapping to
31892 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
31893 (parallel_needs_hsa_kernel_p): New function.
31894 (expand_parallel_call): Register apprpriate parallel child
31895 functions as HSA kernels.
31896 (grid_launch_attributes_trees): New type.
31897 (grid_attr_trees): New variable.
31898 (grid_create_kernel_launch_attr_types): New function.
31899 (grid_insert_store_range_dim): Likewise.
31900 (grid_get_kernel_launch_attributes): Likewise.
31901 (get_target_argument_identifier_1): Likewise.
31902 (get_target_argument_identifier): Likewise.
31903 (get_target_argument_value): Likewise.
31904 (push_target_argument_according_to_value): Likewise.
31905 (get_target_arguments): Likewise.
31906 (expand_omp_target): Call get_target_arguments instead of looking
31907 up for teams and thread limit.
31908 (grid_expand_omp_for_loop): New function.
31909 (grid_arg_decl_map): New type.
31910 (grid_remap_kernel_arg_accesses): New function.
31911 (grid_expand_target_kernel_body): New function.
31912 (expand_omp): Call it.
31913 (lower_omp_for): Do not emit phony constructs.
31914 (lower_omp_taskreg): Do not emit phony constructs but create for them
31915 a temporary variable receiver_decl.
31916 (lower_omp_taskreg): Do not emit phony constructs.
31917 (lower_omp_teams): Likewise.
31918 (lower_omp_grid_body): New function.
31919 (lower_omp_1): Call it.
31920 (grid_reg_assignment_to_local_var_p): New function.
31921 (grid_seq_only_contains_local_assignments): Likewise.
31922 (grid_find_single_omp_among_assignments_1): Likewise.
31923 (grid_find_single_omp_among_assignments): Likewise.
31924 (grid_find_ungridifiable_statement): Likewise.
31925 (grid_target_follows_gridifiable_pattern): Likewise.
31926 (grid_remap_prebody_decls): Likewise.
31927 (grid_copy_leading_local_assignments): Likewise.
31928 (grid_process_kernel_body_copy): Likewise.
31929 (grid_attempt_target_gridification): Likewise.
31930 (grid_gridify_all_targets_stmt): Likewise.
31931 (grid_gridify_all_targets): Likewise.
31932 (execute_lower_omp): Call grid_gridify_all_targets.
31933 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
31934 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
31935 (tree_omp_clause): Added union field dimension.
31936 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
31937 * tree.c (omp_clause_num_ops): Added number of arguments of
31938 OMP_CLAUSE__GRIDDIM_.
31939 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
31940 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
31941 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
31942 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
31943 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
31944 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
31945 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
31946 * tree-pass.h (make_pass_gen_hsail): Declare.
31947 (make_pass_ipa_hsa): Likewise.
31948 * ipa-hsa.c: New file.
31949 * lto-section-in.c (lto_section_name): Add hsa section name.
31950 * lto-streamer.h (lto_section_type): Add hsa section.
31951 * timevar.def (TV_IPA_HSA): New.
31952 * hsa-brig-format.h: New file.
31953 * hsa-brig.c: New file.
31954 * hsa-dump.c: Likewise.
31955 * hsa-gen.c: Likewise.
31958 * toplev.c (compile_file): Call hsa_output_brig.
31959 * hsa-regalloc.c: New file.
31961 2016-01-18 Jeff Law <law@redhat.com>
31963 PR tree-optimization/69320
31964 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
31965 ranged object, do nothing if the RHS constant is not [0..1].
31966 (optimize_stmt): Comparing a boolean ranged object against a
31967 constant outside [0..1] results in a compile-time constant.
31969 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
31972 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
31974 * doc/invoke.texi (Invoking GCC): Add new section to menu.
31975 (Option Summary): Update to reflect new section and moved options.
31976 (C++ Dialect Options): Move -fstats to new section.
31977 (Debugging Options): Move all dump, statistics, and other GCC
31978 developer options to new section. Rewrite section introduction
31979 and re-order remaining options to put the more basic ones first.
31980 (Optimization Options): Move -fira-verbose and -flto-report* to
31982 (Developer Options): New section incorporating moved options.
31983 * doc/cppopts.texi (-dM): Update cross-reference.
31985 2016-01-18 Richard Henderson <rth@redhat.com>
31988 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
31989 operands to pseudo only if CSE is expected. Split long immediate
31990 operands only after reload, and for the stack pointer.
31991 (*add<GPI>3_pluslong): Remove.
31992 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
31993 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
31994 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
31995 (*add<GPI>3 peepholes): New.
31996 (*add<GPI>3 splitters): New.
31997 * config/aarch64/constraints.md (Upl): New.
31998 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
32000 2016-01-18 Richard Biener <rguenther@suse.de>
32002 PR tree-optimization/69297
32003 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
32005 (vect_bb_vectorization_profitable_p): Clear visited flag again.
32007 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
32009 PR middle-end/68542
32010 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
32011 of mixind vector and scalar types.
32012 (fold_relational_const): Add handling of vector
32013 comparison with boolean result.
32014 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
32015 comparison of vector operands with boolean result for EQ/NE only.
32016 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
32017 (verify_gimple_cond): Likewise.
32018 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
32021 2016-01-18 Joseph Myers <joseph@codesourcery.com>
32023 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
32026 2016-01-18 Richard Biener <rguenther@suse.de>
32028 PR middle-end/69308
32029 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
32031 2016-01-18 Tom de Vries <tom@codesourcery.com>
32033 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
32035 2016-01-18 Tom de Vries <tom@codesourcery.com>
32037 * omp-low.c (set_oacc_fn_attrib): Make extern.
32038 * omp-low.h (set_oacc_fn_attrib): Declare.
32039 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
32040 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
32041 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
32042 Add and handle function parameter oacc_kernels_p.
32043 (find_reduc_addr, get_omp_data_i_param): New function.
32044 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
32045 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
32046 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
32047 Calculate dominance info. Skip loops that are not in a kernels region
32048 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
32049 (pass_parallelize_loops::execute): Call parallelize_loops with
32050 oacc_kernels_p argument.
32051 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
32052 New member function.
32053 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
32054 * passes.def: Add argument to pass_parallelize_loops instantation.
32056 2016-01-18 Tom de Vries <tom@codesourcery.com>
32058 * tree-parloops.c (pass_parallelize_loops::execute): Allow
32059 pass_parallelize_loops to be run outside the loop pipeline.
32061 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32063 * tree-scalar-evolution.c (follow_copies_to_constant): New.
32064 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
32066 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32069 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
32070 using get_ref_base_and_extent.
32071 (equal_mem_array_ref_p): New.
32072 (hashable_expr_equal_p): Add call to previous.
32074 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32077 * tree-sra.c (disqualified_constants, constant_decl_p): New.
32078 (sra_initialize): Allocate disqualified_constants.
32079 (sra_deinitialize): Free disqualified_constants.
32080 (disqualify_candidate): Update disqualified_constants when appropriate.
32081 (create_access): Scan for constant-pool entries as we go along.
32082 (scalarizable_type_p): Add check against type_contains_placeholder_p.
32083 (maybe_add_sra_candidate): Allow constant-pool entries.
32084 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
32085 (initialize_constant_pool_replacements): New.
32086 (sra_modify_assign): Avoid mangling assignments created by previous,
32087 and don't generate writes into constant pool.
32088 (sra_modify_function_body): Call initialize_constant_pool_replacements.
32090 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
32092 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
32093 andnot instruction.
32094 (scalar_chain::convert_op): Likewise.
32095 * config/i386/i386.md (*andndi3_doubleword): New.
32097 2016-01-18 Richard Biener <rguenther@suse.de>
32099 PR tree-optimization/69170
32100 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
32101 building a vector from scalar results of a pattern stmt.
32103 2016-01-18 Jakub Jelinek <jakub@redhat.com>
32105 * haifa-sched.c (autopref_multipass_init): Work around
32106 -Wmaybe-uninitialized warning.
32108 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
32110 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
32111 against the constant 0.
32113 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32115 PR tree-optimization/68799
32116 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
32117 look up phi candidates in the statement-candidate map.
32118 (phi_add_costs): Likewise.
32119 (record_phi_increments): Likewise.
32120 (phi_incr_cost): Likewise.
32121 (ncd_with_phi): Likewise.
32122 (all_phi_incrs_profitable): Likewise.
32124 2016-01-17 Jakub Jelinek <jakub@redhat.com>
32126 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
32127 -Wmaybe-uninitialized warning.
32129 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
32131 * doc/invoke.texi (Invoking GCC): Add new section to menu.
32132 (Option Summary): Update to reflect new section and moved options.
32133 (C++ Dialect Options): Move -fvtable-verify and related options.
32134 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
32135 and profiling-related options.
32136 (Optimization Options): Move profile generation options and
32137 -fstack-protector and related options.
32138 (Instrumentation Options): New section incorporating moved options.
32139 (Code Generation Options): Move -finstrument-functions and
32140 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
32142 2016-01-16 Tom de Vries <tom@codesourcery.com>
32144 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
32146 2016-01-16 Tom de Vries <tom@codesourcery.com>
32148 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
32150 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
32152 * hash-table.h (hash_table::empty): Turn into an inline wrapper
32153 that checks whether the table is already empty. Rename the
32154 original implementation to...
32155 (hash_table::empty_slot): ...this new private function.
32157 2016-01-15 David Malcolm <dmalcolm@redhat.com>
32159 PR diagnostic/68899
32160 * diagnostic-show-locus.c (layout::print_source_line): Move x
32161 offset of line until after call to
32162 get_line_width_without_trailing_whitespace.
32164 2016-01-15 Jeff Law <law@redhat.com>
32166 PR tree-optimization/69270
32167 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
32168 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
32169 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
32170 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
32171 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
32172 ssa_name_has_boolean_range and constant_boolean_node.
32174 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
32176 PR rtl-optimization/69030
32177 * lra-spills.c (remove_pseudos): Check nrefs and make the function
32179 (spill_pseudos): Delete debug insn for dead pseudo.
32180 (lra_spill): Initiate spill_hard_reg and slots memory separately.
32182 2016-01-15 Jiong Wang <jiong.wang@arm.com>
32184 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
32186 (TYPES_UNOPUS): Likewise.
32187 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
32188 builtin type, from UNOP to UNOPUS.
32189 (lbtruncuv4sf): Likewise.
32190 (lbtruncuv2df): Likewise.
32191 (lrounduv2sf): Likewise.
32192 (lrounduv4sf): Likewise.
32193 (lrounduv2df): Likewise.
32194 (lroundusf): Likewise.
32195 (lroundusf): Likewise.
32196 (lceiluv2sf): Likewise.
32197 (lceiluv4sf): Likewise.
32198 (lceiluv2df): Likewise.
32199 (lceilusf): Likewise.
32200 (lceiludf): Likewise.
32201 (lflooruv2sf): Likewise.
32202 (lflooruv4sf): Likewise.
32203 (lflooruv2df): Likewise.
32204 (lfloorusf): Likewise.
32205 (lfloorudf): Likewise.
32206 (lfrintnuv2sf): Likewise.
32207 (lfrintnuv4sf): Likewise.
32208 (lfrintnuv2df): Likewise.
32209 (lfrintnusf): Likewise.
32210 (lfrintnudf): Likewise.
32211 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
32213 (vcvtq_u32_f32): Likewise.
32214 (vcvtq_u64_f64): Likewise.
32215 (vcvta_u32_f32): Likewise.
32216 (vcvtaq_u32_f32): Likewise.
32217 (vcvtaq_u64_f64): Likewise.
32218 (vcvtm_u32_f32): Likewise.
32219 (vcvtmq_u32_f32): Likewise.
32220 (vcvtmq_u64_f64): Likewise.
32221 (vcvtn_u32_f32): Likwise.
32222 (vcvtnq_u32_f32): Likewise.
32223 (vcvtnq_u64_f64): Likewise.
32224 (vcvtp_u32_f32): Likewise.
32225 (vcvtpq_u32_f32): Likewise.
32226 (vcvtpq_u64_f64): Likewise.
32227 (vcvtmd_u64_f64): Likewise.
32228 (vcvtms_u32_f32): Likewise.
32229 (vcvtad_u64_f64): Likewise.
32230 (vcvtas_u32_f32): Likewise.
32231 (vcvtnd_u64_f64): Likewise.
32232 (vcvtns_u32_f32): Likewise.
32233 (vcvtpd_u64_f64): Likewise.
32234 (vcvtps_u32_f32): Likewise.
32236 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32238 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
32239 CSEL of zero_extended registers.
32241 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32243 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
32244 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
32246 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32248 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
32249 false when argument string is not found in the attributes table
32252 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
32255 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
32256 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
32257 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
32258 precision estimate.
32260 2016-01-15 Richard Biener <rguenther@suse.de>
32262 PR tree-optimization/66856
32263 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
32264 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
32265 (vect_create_new_slp_node): Increment stmt reference count.
32266 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
32267 an SLP tree before swapping operands.
32268 (vect_build_slp_tree): Likewise.
32269 (destroy_bb_vec_info): Free stmt info after SLP instances.
32270 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
32271 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
32272 (STMT_VINFO_NUM_SLP_USES): New macro.
32274 2016-01-15 Richard Biener <rguenther@suse.de>
32277 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
32278 (add_linkage_name): ... here.
32279 (gen_typedef_die): Use add_linkage_name_raw instead of
32280 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
32283 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
32285 * gimplify.c (oacc_default_clause): Decode reference and pointer
32286 types for both kernels and parallel regions.
32288 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
32290 PR middle-end/69246
32291 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
32293 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
32295 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
32296 (convert_scalars_to_vector): Likewise.
32298 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
32300 * doc/extend.texi (Type Traits): Fix grammar.
32302 2016-01-15 Martin Jambor <mjambor@suse.cz>
32304 * tree-inline.c (remap_decl): Use existing dclarations if
32305 remapping a type and prevent_decl_creation_for_types.
32306 (replace_locals_stmt): Do an initial remapping of non-VLA typed
32307 decls first. Do real remapping with
32308 prevent_decl_creation_for_types set.
32309 * tree-inline.h (copy_body_data): New field
32310 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
32313 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
32315 * config/s390/s390.opt (mmvcle): More verbose help text.
32317 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
32319 * config/s390/s390.opt: Add period to -mzvector option text.
32321 2016-01-15 Richard Biener <rguenther@suse.de>
32323 PR tree-optimization/68961
32324 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
32325 of invariants in stores again.
32327 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
32329 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
32331 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
32333 * config/i386/i386.c (ix86_expand_branch): Don't split
32334 DI mode xor instruction to SI mode.
32336 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
32339 * ipa-icf.c (sem_function::merge): Virtual functions may become
32340 reachable even if they address is not taken and there are no
32343 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
32345 * lto-streamer-out.c (subtract_estimated_size): New function.
32346 (get_symbol_initial_value): Use it.
32348 2016-01-15 Christian Bruel <christian.bruel@st.com>
32351 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
32352 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
32353 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
32354 use add_builtin_function_ext_scope instead of add_builtin_function.
32355 (neon_set_p, neon_crypto_set_p): Remove.
32356 (arm_init_builtins): Always call arm_init_neon_builtins and
32357 arm_init_crypto_builtins.
32358 (arm_expand_builtin): Check that builtins are allowed for the arch.
32359 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
32360 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
32361 arm_init_neon_builtins call.
32363 2016-01-15 Richard Biener <rguenther@suse.de>
32365 PR tree-optimization/69117
32366 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
32367 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
32368 of the leader conservatively.
32369 (free_scc_vn): Restore original SSA name infos.
32371 2016-01-14 Jeff Law <law@redhat.com>
32373 PR tree-optimization/69270
32374 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
32375 single bit of precision, verify it's also unsigned.
32376 (record_edge_info): Use constant_boolean_node rather than fold_convert
32377 to convert boolean_true/boolean_false to the right type.
32379 2016-01-14 Richard Henderson <rth@redhat.com>
32382 * loop-doloop.c (record_reg_sets): New.
32383 (doloop_optimize): Reject the transform if the sequence
32384 clobbers registers live at the end of the loop block.
32385 (doloop_optimize_loops): Enable df_live if needed.
32387 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
32389 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
32390 * config/rs6000/rs6000.c: Likewise.
32391 * config/rs6000/rs6000.h: Likewise.
32392 * config/rs6000/rs6000.md: Likewise.
32393 * doc/extend.texi: Likewsie.
32395 2016-01-14 Jeff Law <law@redhat.com>
32397 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
32400 2016-01-14 Richard Henderson <rth@redhat.com>
32404 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
32405 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
32406 instead of builtin_decl_declared_p to test for declaration.
32408 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
32410 * doc/loop.texi (Loop Analysis and Representation): Document
32411 loop_depth function.
32413 2016-01-14 Tom de Vries <tom@codesourcery.com>
32415 PR tree-optimization/68773
32416 * omp-low.c (expand_omp_target): Don't set force_output.
32417 * varpool.c (varpool_node::get_create): Same.
32418 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
32419 offload_funcs with force_output.
32421 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32424 * lra-eliminations.c (move_plus_up): Don't change anything if either
32425 the outer or inner subreg mode is not MODE_INT.
32426 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
32427 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
32429 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
32431 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
32432 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
32433 reduc_uplus_@var{m}): Remove.
32434 * expr.c (expand_expr_real_2): Remove expansion path for
32435 reduc_[us](min|max|plus) optabs.
32436 * optabs-tree.c (scalar_reduc_to_vector): Remove.
32437 * optabs-tree.h (scalar_reduc_to_vector): Remove.
32438 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
32439 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
32440 * tree-vect-loop.c (vectorizable_reduction): Remove test for
32441 reduc_[us](min|max|plus) optabs.
32443 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
32445 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
32446 (reduc_plus_scal_v2sf): New.
32447 (reduc_smax_v2sf): Rename to...
32448 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
32449 (reduc_smin_v2sf): Rename to...
32450 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
32452 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
32454 * alias.c (compare_base_symbol_refs): New function.
32455 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
32458 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32460 PR middle-end/68146
32461 PR tree-optimization/69155
32462 * tree-complex.c: Include cfganal.h.
32463 (phis_to_revisit): New variable.
32464 (extract_component): Add phiarg_p argument. Assert that returned
32465 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
32466 (update_phi_components): Partly rewrite to use loop over real/imag
32467 components instead of code duplication. If extract_component returns
32468 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
32469 create_tmp_reg into the PHI node instead, and mention the phi triplet
32470 in phis_to_revisit.
32471 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
32472 in phis_to_revisit at the end.
32474 2016-01-14 Richard Biener <rguenther@suse.de>
32476 PR tree-optimization/68060
32477 * tree-vect-loop.c (vect_is_simple_reduction): Check the
32478 outer loop reduction is only used in the inner loop before
32479 detecting a double reduction.
32481 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32484 * combine.c (expand_field_assignment): Punt if compute_mode is
32485 unsupported scalar mode.
32487 2016-01-14 Richard Biener <rguenther@suse.de>
32489 PR tree-optimization/66856
32490 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
32491 SLP node only if it built successfully.
32492 (vect_analyze_slp_instance): Adjust.
32494 2016-01-14 Jeff Law <law@redhat.com>
32496 PR tree-optimization/69270
32497 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
32498 (record_edge_info): Use it. Convert boolean_{true,false}_node
32499 to the type of op0.
32501 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
32504 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
32505 use block_ultimate_origin
32506 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
32508 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
32510 * doc/invoke.texi (Submodel Options): Rename section to
32511 "Machine-Dependent Options" to better reflect its content.
32512 Rewrite introductory text to remove archaic CPU names.
32515 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
32517 * doc/invoke.texi (Code Gen Options): Move section up in file,
32518 before target-specific options. Update menu and option summary
32519 to reflect the new section ordering.
32521 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
32523 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
32524 (C++ Dialect Options): Add cross-reference to -std option.
32525 * doc/standards.texi (C++ Language): Document C++14 support.
32527 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
32529 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
32530 for pack/unpack functions for __ibm128.
32531 (PACK_IF): Likewise.
32532 (UNPACK_IF): Likewise.
32534 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
32535 support for __ibm128 pack/unpack functions.
32536 (rs6000_invalid_builtin): Likewise.
32537 (rs6000_init_builtins): Likewise.
32538 (rs6000_opt_masks): Likewise.
32540 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
32541 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
32543 (RS6000_BTM_COMMON): Likewise.
32545 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
32546 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
32547 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
32548 128-bit floating point. Add support for the double values to be
32549 in Altivec registers for TF/IF packing and unpacking, but restrict
32550 TD packing sub-fields to be FPR registers. Don't allow overlapped
32551 register support for packing. Allow pack inputs to be memory
32552 locations. Don't build generator functions for unpack<mode>_dm
32553 and unpack<mode>_nodm.
32554 (unpack<mode>_dm): Likewise.
32555 (unpack<mode>_nodm): Likewise.
32556 (pack<mode>): Likewise.
32558 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
32559 built-in functions to pack/unpack explicit __ibm128 values.
32560 (__builtin_unpack_ibm128): Likewise.
32562 * doc/extend.texi (PowerPC Built-in Functions): Document
32563 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
32565 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
32568 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
32569 Add new arg loc and pass it down as context.
32570 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
32571 to the location to use for the warning.
32572 (check_function_arguments): New arg loc. All callers changed. Pass
32573 it to check_function_nonnull.
32574 * c-common.h (check_function_arguments): Adjust declaration.
32576 2016-01-13 Jakub Jelinek <jakub@redhat.com>
32578 PR tree-optimization/69156
32579 * gimple.c (validate_type): Removed.
32580 (gimple_builtin_call_types_compatible_p): Use
32581 useless_type_conversion_p instead of validate_type.
32582 * value-prof.c (gimple_stringop_fixed_value): Fold
32583 icall_size to correct type.
32585 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
32587 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
32590 2016-01-13 Richard Henderson <rth@redhat.com>
32593 * target.def (builtin_tm_load, builtin_tm_store): Remove.
32594 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
32595 (ix86_builtin_tm_store): Remove.
32596 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
32597 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
32598 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
32599 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
32600 * doc/tm.texi: Rebuild.
32602 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
32603 (BUILT_IN_TM_MEMCPY_RTWN): New.
32604 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
32605 fallback from vector to integer helpers.
32606 (build_tm_load): Handle vector types directly, instead of
32608 (build_tm_store): Likewise.
32609 (expand_assign_tm): Prepare for register types not handled by
32610 the above. Copy them to memory and use memcpy.
32611 * tree.c (tm_define_builtin): New.
32612 (find_tm_vector_type): New.
32613 (build_tm_vector_builtins): New.
32614 (build_common_builtin_nodes): Call it.
32616 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
32618 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
32619 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
32621 2016-01-13 Tom de Vries <tom@codesourcery.com>
32623 PR tree-optimization/69169
32624 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
32625 handled_struct_type param.
32626 (create_variable_info_for, intra_create_variable_infos): Call
32627 create_variable_info_for_1 with extra arg.
32629 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
32631 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
32632 and "armv8.1-a+crc" entries.
32634 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
32637 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
32638 Change first operand predicate from register_or_constm1_operand
32639 to register_operand.
32640 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
32641 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
32642 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
32643 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
32644 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
32645 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
32646 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
32647 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
32648 comparison with constm1_rtx from vec_prefetch_gen part.
32650 2016-01-13 Richard Biener <rguenther@suse.de>
32652 PR tree-optimization/69013
32653 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
32654 Exchange assert for a test.
32656 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32659 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
32661 2016-01-13 Richard Biener <rguenther@suse.de>
32663 PR tree-optimization/69242
32664 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
32665 assert with a check.
32667 2016-01-13 Richard Biener <rguenther@suse.de>
32669 PR tree-optimization/69186
32670 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
32671 Properly guard vect_update_misalignment_for_peel call.
32673 2016-01-12 Jeff Law <law@redhat.com>
32675 PR tree-optimization/pr67755
32676 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
32677 "need_profile_correction".
32678 (thread_block_1): Initialize new field to false by default. If we
32679 have multiple thread paths through a common joiner to different
32680 final targets, then set new field to true.
32681 (compute_path_counts): Only do count adjustment when it's really
32684 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32686 * doc/invoke.texi (Spec Files): Move section down in file, past
32687 all command-line option descriptions.
32689 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
32691 PR middle-end/54809
32692 * doc/gty.texi: Remove documentation of mark_hook.
32693 * gengtype.c (struct write_types_data): Remove code to support
32694 mark_hook attribute.
32695 (walk_type): Likewise.
32696 (write_func_for_structure): Likewise.
32698 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32700 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
32701 Directory Options, and -specs= to Overall Options.
32702 (Overall Options): Adjust similarly. Reorder to group related
32703 options together. Make -specs= cross-reference the spec file details.
32704 (Directory Options): Adjust similarly.
32706 2016-01-12 Jeff Law <law@redhat.com>
32708 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
32710 2016-01-12 Olivier Hainque <hainque@adacore.com>
32712 * gcc.c (spec_undefvar_allowed): New global.
32713 (process_command): Set to true when running for --version or --help,
32715 (getenv_spec_function): When the variable is not defined, use the
32716 variable name as the variable value if we're allowed not to issue
32719 2016-01-12 Bin Cheng <bin.cheng@arm.com>
32721 PR tree-optimization/68911
32722 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
32723 information computed for expression "init + nit * step".
32725 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32727 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
32728 about name of GCC executable. Remove deleted node from menu.
32729 (Directory Options) <-B>: Remove cross-reference to deleted node.
32730 (Target Options): Delete section.
32732 2016-01-12 Christian Bruel <christian.bruel@st.com>
32735 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
32736 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
32738 2016-01-12 Jakub Jelinek <jakub@redhat.com>
32741 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
32742 aligned_mem is properly set for AVX512-VL floating point masked
32746 * ifcvt.c (cond_exec_process_if_block): When removing the last
32747 insn from then_bb, remove also any possible barriers that follow it.
32749 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
32753 * config/i386/iamcu.h (SIZE_TYPE): New macro.
32754 (PTRDIFF_TYPE): Likewise.
32755 (WCHAR_TYPE): Likewise.
32756 (WCHAR_TYPE_SIZE): Likewise.
32757 (STDINT_LONG32): Likewise.
32759 2016-01-12 Richard Biener <rguenther@suse.de>
32761 PR tree-optimization/69053
32762 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
32763 convert initial value for cond reductions.
32765 2016-01-12 Richard Biener <rguenther@suse.de>
32767 PR tree-optimization/69007
32768 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
32769 widen_sum after dot_prod and sad.
32771 2016-01-12 Richard Biener <rguenther@suse.de>
32773 PR tree-optimization/69168
32774 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
32775 pattern stmt SLP type.
32776 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
32777 end up unused so cope with that case.
32779 2016-01-12 Richard Biener <rguenther@suse.de>
32781 PR tree-optimization/69157
32782 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
32783 stmts def type only during analyze phase.
32784 (vectorizable_call): Likewise.
32785 (vectorizable_simd_clone_call): Likewise.
32786 (vectorizable_conversion): Likewise.
32787 (vectorizable_assignment): Likewise.
32788 (vectorizable_shift): Likewise.
32789 (vectorizable_operation): Likewise.
32790 (vectorizable_store): Likewise.
32791 (vectorizable_load): Likewise.
32793 2016-01-12 Richard Biener <rguenther@suse.de>
32795 PR tree-optimization/69174
32796 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
32798 (vectorizable_load): Properly compute the number of loads needed
32799 for permuted strided SLP loads and do not spuriously assign
32800 to SLP_TREE_VEC_STMTS.
32802 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
32804 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
32805 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
32806 (MD_EXEC_PREFIX): Remove.
32807 (MD_STARTFILE_PREFIX) Removee.
32808 (FILE_NAME_ABSOLUTE_P): Remove.
32809 (CPP_SPEC): Do not read macros from sys/version.h.
32810 (LINK_COMMAND_SPEC): Remove.
32811 (LOCAL_INCLUDE_DIR): Remove.
32812 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
32813 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
32814 (POST_LINK_SPEC): Define to invoke stubify after linker
32815 (LIBSTDCXX): Remove define
32816 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
32817 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
32818 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
32819 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
32820 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
32821 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
32822 (i386_djgpp_asm_named_section): Add propotype of new procedure
32824 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
32825 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
32826 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
32827 in config/i386/djgpp.h).
32828 (STANDARD_STARTFILE_PREFIX_2): Define identical to
32829 STANDARD_STARTFILE_PREFIX_1.
32830 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
32831 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
32832 installation errors.
32833 (MAX_OFILE_ALIGNMENT): Define to 128.
32834 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
32836 * config/i386/djgpp.c: New file. Add implementation of
32837 i386_djgpp_asm_named_section.
32839 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
32841 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
32842 Add rule for building djgpp.o.
32844 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32846 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
32847 (rtx_is_swappable_p): Reductions are swappable.
32848 (insn_is_swappable_p): V2DF reductions are swappable.
32850 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
32852 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
32853 reloads for other unsupported memory operands.
32855 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
32856 Jim Wilson <jim.wilson@linaro.org>
32859 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
32860 copy_to_mode_reg instead of force_reg.
32862 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
32865 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
32866 TARGET_80387 is true.
32868 2016-01-11 Jakub Jelinek <jakub@redhat.com>
32871 * lra-eliminations.c (move_plus_up): Only move plus up
32872 if subreg of the constant can be simplified into constant
32873 and use the simplified subreg of the constant instead of
32874 the original constant.
32876 * fold-const.c (fold_convertible_p): Don't return true
32877 for conversion of VECTOR_TYPE to same sized integral type.
32878 (fold_convert_loc): Fix up formatting. Fold conversion of
32879 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
32880 instead of NOP_EXPR.
32882 PR tree-optimization/69214
32883 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
32884 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
32887 PR tree-optimization/69207
32888 * tree-vect-slp.c (vect_get_constant_vectors): For
32889 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
32890 fold_convertible_p to vector_type's element type, and always
32891 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
32893 2016-01-11 Richard Biener <rguenther@suse.de>
32895 PR tree-optimization/69173
32896 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
32897 fixup the cycle if all stmts are in a pattern.
32899 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
32901 PR middle-end/68999
32902 * alias.c (base_alias_check): Move check for addresses with
32903 alignment ANDs before the call for compare_base_decls.
32904 (memrefs_conflict_p): Return -1 for different decls
32905 that went through alignment adjustments.
32907 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32909 PR rtl-optimization/68796
32910 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
32911 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
32912 and QImode comparisons against zero with CC_NZmode.
32913 * config/aarch64/iterators.md (short_mask): New mode_attr.
32915 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
32917 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
32918 (<avx512>_store<mode>_mask): Likewise.
32920 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
32921 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32923 PR rtl-optimization/68841
32924 * ifcvt.c (struct noce_if_info): Add orig_x field.
32925 (bbs_ok_for_cmove_arith): Add to_rename parameter.
32926 Don't record conflicts on to_rename if it's present.
32927 Allow memory destinations in sets.
32928 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
32929 blocks, passing orig_x to the checks.
32930 (noce_process_if_block): Set if_info->orig_x appropriately.
32932 2016-01-11 Tom de Vries <tom@codesourcery.com>
32934 PR tree-optimization/69069
32935 * tree-parloops.c (create_parallel_loop): Add missing phi args.
32937 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
32939 PR rtl-optimization/68920
32940 * config/i386/i386.c (ix86_option_override_internal): Restrict number
32941 of conditional moves for RTL if-conversion to 1 for
32942 TARGET_ONE_IF_CONV_INSN.
32943 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
32944 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
32945 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
32946 parameter to restirct number of conditional moves for
32948 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
32949 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
32952 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
32955 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
32956 onepart vars. Fix typo in comment. Fix reversed condition in
32958 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
32961 * var-tracking.c (dump_onepart_variable_differences): New.
32962 (dataflow_set_different): If a detailed dump is requested,
32963 delay early returns and dump differences between onepart
32964 variables present before and after, and added variables.
32966 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
32969 * expr.c (expand_expr_real_1): For boolean vector constants
32970 with a scalar mode use const_scalar_mask_from_tree.
32971 (const_scalar_mask_from_tree): New.
32972 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
32973 assigned to a mask type to handle constants.
32975 2016-01-11 Martin Jambor <mjambor@suse.cz>
32978 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
32979 useless parameters if we cannot change function signature.
32981 2016-01-11 Martin Jambor <mjambor@suse.cz>
32984 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
32987 2016-01-11 Tom de Vries <tom@codesourcery.com>
32989 PR tree-optimization/69109
32990 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
32993 2016-01-11 Tom de Vries <tom@codesourcery.com>
32995 PR tree-optimization/69108
32996 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
32997 res is not used in a phi.
32999 2016-01-11 Yury Gribov <y.gribov@samsung.com>
33002 * common.opt (frandom-seed): Fix parameter name.
33003 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
33005 2016-01-11 Tom de Vries <tom@codesourcery.com>
33007 PR tree-optimization/69058
33008 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
33011 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
33013 * config/arc/arc.opt (mdiv-rem): Add period to the end.
33014 (mcode-density): Likewise.
33016 2016-01-10 Tom de Vries <tom@codesourcery.com>
33018 PR tree-optimization/69062
33019 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
33020 (parallelize_loops): Don't paralelize loop that has phi with address
33023 2016-01-10 Tom de Vries <tom@codesourcery.com>
33025 PR tree-optimization/69039
33026 * tree-parloops.c (try_create_reduction_list): Only allow single exit
33029 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
33031 PR middle-end/68743
33032 * match.pd: Require target has function_c99_misc before doing
33033 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
33035 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
33037 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
33039 * configure: Regenerate.
33041 2016-01-09 Jakub Jelinek <jakub@redhat.com>
33043 PR middle-end/50865
33044 PR tree-optimization/69097
33045 * fold-const.h (expr_not_equal_to): New prototype.
33046 * fold-const.c: Include stringpool.h and tree-ssanames.h.
33047 (expr_not_equal_to): New function.
33048 * match.pd (X % -Y is the same as X % Y): Don't optimize
33049 unless X is known not to be equal to minimum or Y is known
33050 not to be equal to -1.
33051 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
33052 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
33053 (simplify_stmt_using_ranges): Adjust caller.
33054 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
33055 substitute_and_fold.
33057 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
33059 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
33062 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33064 PR tree-optimization/69167
33065 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
33066 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
33068 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
33070 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
33071 Richard Biener <rguenther@suse.de>
33073 PR tree-optimization/68707
33074 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
33075 instances that can be handled via vect_load_lanes.
33077 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
33079 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
33080 if we can't determine address equivalence.
33081 * alias.c (compare_base_decl): Update for changed return value of
33082 symtab_node::equal_address_to.
33084 2016-01-08 Jason Merrill <jason@redhat.com>
33088 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
33089 * expr.c (store_field): Not here.
33090 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
33091 call with TREE_ADDRESSABLE type.
33092 * tree-cfg.c (verify_gimple_call): Adjust.
33094 2016-01-08 Olivier Hainque <hainque@adacore.com>
33096 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
33099 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
33101 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
33102 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
33103 (reduc_smin_v2sf): Rename to...
33104 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
33105 (reduc_splus_v2sf): Rename to...
33106 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
33108 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33110 PR tree-optimization/69162
33111 * gimplify.c (gimplify_va_arg_expr): Encode original type of
33112 valist argument in another argument.
33113 (gimplify_modify_expr): Adjust for the above change. Cleanup.
33114 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
33115 to determine the va_list type, build a MEM_REF instead of
33116 build_fold_indirect_ref.
33118 PR tree-optimization/69172
33119 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
33122 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
33124 PR tree-optimization/67781
33125 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
33126 and cmpnop in two steps: first the ones not accessed in original
33127 gimple expression in a endian independent way and then the ones not
33128 accessed in the final result in an endian-specific way.
33130 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33132 PR tree-optimization/69083
33133 * tree-vect-slp.c (vect_get_constant_vectors): For
33134 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
33135 element type. If op is fold_convertible_p to vector_type's element
33136 type, use NOP_EXPR instead of VCE.
33138 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
33140 PR rtl-optimization/67778
33141 PR rtl-optimization/68634
33142 PR rtl-optimization/68909
33143 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
33144 block from the stack until done with it. Remove a superfluous
33145 bitmap set. Remove a superfluous bitmap test.
33147 2016-01-07 Martin Sebor <msebor@redhat.com>
33150 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
33151 constraint on the type of arguments.
33153 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
33155 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
33156 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
33157 unaligned_access on the gcc_options set.
33158 * config/arm/arm.c (arm_option_override_internal): Use
33159 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
33161 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33164 * config/i386/i386.c (ix86_frame_pointer_required): Enable
33165 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
33167 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33170 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33173 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33174 depending on frame_pointer_needed before remaining integer and SSE
33175 registers are saved.
33177 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
33180 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
33182 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
33185 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
33186 Use the "xBm" constraint.
33187 (float<sseintvecmodelower><mode>2<mask_name><round_name):
33189 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
33190 (sse_cvtsi2ssq<round_name>): Likewise.
33191 (sse_cvtss2si<round_name>): Likewise.
33192 (sse_cvtss2siq<round_name>): Likewise.
33193 (sse2_cvtsi2sdq<round_name>): Likewise.
33194 (sse2_cvtsd2si<round_name>): Likewise.
33195 (sse2_cvtsd2siq<round_name>): Likewise.
33196 * config/i386/subst.md (round_nimm_scalar_predicate): New
33199 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
33201 PR middle-end/67639
33202 * varasm.c (make_decl_rtl): Mark invalid register vars as
33205 PR rtl-optimization/66206
33206 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
33207 All callers changed.
33209 2016-01-07 Jakub Jelinek <jakub@redhat.com>
33211 PR tree-optimization/69141
33212 * tree-ssa-pre.c: Include langhooks.h.
33213 (eliminate_dom_walker::before_dom_children): Use
33214 lang_hooks.decl_printable_name instead of
33215 cgraph_node::get ()->name ().
33217 PR middle-end/68960
33218 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
33219 it and DECL_ALIGN too.
33221 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
33223 * config/mips/mips-ftypes.def: Sort to lexicographical order.
33225 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33228 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33229 depending on frame_pointer_needed before remaining integer and SSE
33230 registers are saved.
33232 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33234 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
33235 mode iterator with VSX_M2.
33236 (*p9_vecstore_<mode>): Likewise.
33237 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
33238 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
33239 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
33240 (define_split for VSX_LE128 stores): Likewise.
33241 (define_peephole2 for TImode LE swaps): Likewise.
33242 (define_split for VSX_LE128 post-reload stores): Likewise.
33244 2016-01-06 Marek Polacek <polacek@redhat.com>
33247 * convert.c (convert_to_integer_1): Adjust call to
33248 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
33249 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
33250 EXPR instead of ARG.
33251 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
33253 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33256 * doc/extend.texi (RL78 Variable Attributes): New section.
33258 2016-01-05 Marek Polacek <polacek@redhat.com>
33261 * builtins.c (get_memmodel): Use expansion point location rather than
33262 the input location. Call warning_at rather than warning.
33263 (expand_builtin_atomic_compare_exchange): Likewise.
33264 (expand_builtin_atomic_load): Likewise.
33265 (expand_builtin_atomic_store): Likewise.
33266 (expand_builtin_atomic_clear): Likewise.
33268 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33271 * config/i386/i386.c (ix86_expand_vector_logical_operator):
33272 Replace nonimmediate_operand with vector_operand.
33273 * config/i386/predicates.md (vector_operand): New predicate.
33274 (general_vector_operand): Replace nonimmediate_operand with
33276 * config/i386/sse.md: Replace nonimmediate_operand with
33277 vector_operand and m constraint with Bm constraint on SSE
33278 patterns with 16-byte memory operand.
33279 * config/i386/subst.md (round_nimm_predicate): Replace
33280 nonimmediate_operand with vector_operand.
33281 (round_saeonly_nimm_predicate): Likewise.
33282 (round_saeonly_nimm_scalar_predicate): New.
33284 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33287 * config/i386/constraints.md (Bm): New constraint.
33288 * config/i386/predicates.md (vector_memory_operand): New
33290 * config/i386/sse.md: Replace xm with xBm in plusminus and
33291 any_logic patterns.
33293 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33296 * doc/extend.texi (V850 Function Attributes): New section.
33297 (V850 Variable Attributes): New section.
33299 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33302 * doc/extend.texi (MicroBlaze Function Attributes): Document
33303 interrupt_handler and fast_interrupt attributes.
33305 2016-01-05 Sergei Trofimovich <siarheit@google.com>
33308 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
33309 for local symbolic operands.
33310 * config/ia64/predicates.md (local_symbolic_operand64): New
33313 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33315 PR rtl-optimization/68651
33316 * combine.c (combine_simplify_rtx): Canonicalize x + x into
33319 2016-01-05 Nathan Sidwell <nathan@acm.org>
33321 * alias.c (compare_base_decls): Use symtab_node::get.
33323 2016-01-05 Nick Clifton <nickc@redhat.com>
33326 * ira-costs.c (copy_cost): Initialise the t_icode field of the
33327 secondary_reload_info structure.
33330 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
33331 decls if weak support is available.
33333 2016-01-04 Martin Sebor <msebor@redhat.com>
33335 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
33337 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
33339 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
33340 OPTION_MASK_P9_DFORM.
33342 * config/rs6000/constraints.md (wo constraint): New constraint for
33345 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
33347 (rs6000_init_hard_regno_mode_ok): Likewise.
33349 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
33352 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
33353 expanders not to have constraints. Add support for ISA 3.0 xxperm
33354 instruction. Add support for fusing xxlor with xxperm.
33355 (altivec_vperm_<mode>_internal): Likewise.
33356 (altivec_vperm_v8hiv16qi): Likewise.
33357 (altivec_vperm_<mode>v16q): Likewise.
33358 (altivec_vperm_<mode>_uns): Likewise.
33359 (vperm_v8hiv4si): Likewise.
33360 (vperm_v16qiv8hi): Likewise.
33362 * doc/md.texi (RS/6000 constraints): Document wo constraint.
33364 2016-01-04 Jakub Jelinek <jakub@redhat.com>
33366 Update copyright years.
33368 * gcc.c (process_command): Update copyright notice dates.
33369 * gcov-dump.c (print_version): Ditto.
33370 * gcov.c (print_version): Ditto.
33371 * gcov-tool.c (print_version): Ditto.
33372 * gengtype.c (create_file): Ditto.
33373 * doc/cpp.texi: Bump @copying's copyright year.
33374 * doc/cppinternals.texi: Ditto.
33375 * doc/gcc.texi: Ditto.
33376 * doc/gccint.texi: Ditto.
33377 * doc/gcov.texi: Ditto.
33378 * doc/install.texi: Ditto.
33379 * doc/invoke.texi: Ditto.
33381 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33383 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
33384 modes larger than TImode as TImode if NEON is not enabled.
33386 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33389 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
33390 mode for %f0-%f31 only if TARGET_FPU.
33392 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33395 * config/sparc/sparc.c (scan_record_type): Take into account subfields
33396 to compute the PACKED_P predicate.
33397 (function_arg_record_value): Minor tweaks.
33399 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
33401 * doc/install.texi (--with-multilib-list): Describe the meaning of the
33402 option for arm*-*-* targets.
33404 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
33406 * doc/extend.texi (Common Function Attributes): Move docs for
33407 MSP430-specific attributes to....
33408 (MSP430 Function Attributes): ...here. Delete the redundant
33409 entries and copy-edit the remaining text.
33410 (MSP430 Variable Attributes): Use uniform format for index
33411 entries and add a cross-reference to the corresponding function
33414 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
33416 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
33418 (x86 Options): Likewise.
33420 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
33424 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
33425 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
33426 to corresponding attribute.
33428 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
33430 * doc/extend.texi (Common Function Attributes) <noplt>: Move
33431 to correct alphabetization of table. Copy-edit and correct
33433 <stack_protect>: Likewise.
33434 <target_clones>: Likewise.
33436 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
33437 Correct punctuation.
33438 (Code Gen Options) <-fno-plt>: Copy-edit.
33440 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
33443 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
33444 SI values. Explicitly convert SI to DI and vice-versa.
33446 2016-01-01 Jakub Jelinek <jakub@redhat.com>
33448 PR tree-optimization/69070
33449 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
33450 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
33453 * ubsan.c (ubsan_instrument_float_cast): Call
33454 initialize_sanitizer_builtins.
33457 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
33459 Copyright (C) 2016 Free Software Foundation, Inc.
33461 Copying and distribution of this file, with or without modification,
33462 are permitted in any medium without royalty provided the copyright
33463 notice and this notice are preserved.